Merge branch 'gallium-0.1' into gallium-0.2
A first attempt at moving gallium onto a branch directly off master...
It will be interesting to see how much work this takes to get running.
Have resolved the conflicts semi-arbitarily, not compiled or tested.
Conflicts:
.gitignore
Makefile
configs/config.mgw
configs/darwin
configs/darwin-x86ppc
configs/default
configs/freebsd-dri
configs/linux-dri
configs/linux-dri-xcb
configs/linux-fbdev
configs/linux-static
configs/linux-x86-64-static
configs/linux-x86-static
doxygen/Makefile
include/GL/gl.h
progs/demos/Makefile
progs/demos/descrip.mms
progs/demos/texenv.c
progs/egl/.gitignore
progs/egl/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/convolutions.c
progs/samples/Makefile.mgw
progs/tests/.gitignore
progs/trivial/.gitignore
progs/trivial/point-param.c
progs/trivial/tri.c
progs/xdemos/.gitignore
progs/xdemos/glthreads.c
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/Makefile
src/glu/sgi/Makefile
src/glu/sgi/Makefile.mgw
src/glut/glx/Makefile.mgw
src/glut/os2/WarpWin.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/x11/dri_glx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/Makefile.mgw
src/mesa/descrip.mms
src/mesa/drivers/beos/Makefile
src/mesa/drivers/common/descrip.mms
src/mesa/drivers/common/driverfuncs.c
src/mesa/drivers/directfb/Makefile
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_bufmgr.h
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/extension_helper.h
src/mesa/drivers/dri/common/mmio.h
src/mesa/drivers/dri/common/utils.c
src/mesa/drivers/dri/common/utils.h
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i810/i810screen.c
src/mesa/drivers/dri/i915/intel_ioctl.c
src/mesa/drivers/dri/i915/intel_ioctl.h
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/server/i830_common.h
src/mesa/drivers/dri/i915/server/i830_dri.h
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/i965/server/i830_dri.h
src/mesa/drivers/dri/mach64/mach64_screen.c
src/mesa/drivers/dri/nouveau/nouveau_context.h
src/mesa/drivers/dri/nouveau/nouveau_fifo.c
src/mesa/drivers/dri/nouveau/nouveau_fifo.h
src/mesa/drivers/dri/nouveau/nouveau_screen.c
src/mesa/drivers/dri/nouveau/nouveau_screen.h
src/mesa/drivers/dri/r128/r128_tex.h
src/mesa/drivers/dri/savage/savageioctl.h
src/mesa/drivers/fbdev/Makefile
src/mesa/drivers/osmesa/Makefile
src/mesa/drivers/osmesa/descrip.mms
src/mesa/drivers/x11/Makefile
src/mesa/drivers/x11/descrip.mms
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/glapi.c
src/mesa/glapi/glthread.c
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/bufferobj.c
src/mesa/main/bufferobj.h
src/mesa/main/buffers.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/descrip.mms
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/glheader.h
src/mesa/main/imports.c
src/mesa/main/mipmap.c
src/mesa/main/mm.c
src/mesa/main/mm.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/sources
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/texstore.c
src/mesa/math/descrip.mms
src/mesa/shader/arbprogram.c
src/mesa/shader/descrip.mms
src/mesa/shader/prog_execute.c
src/mesa/shader/prog_statevars.c
src/mesa/shader/prog_statevars.h
src/mesa/shader/prog_uniform.c
src/mesa/shader/program.c
src/mesa/shader/program.h
src/mesa/shader/shader_api.c
src/mesa/shader/slang/descrip.mms
src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
src/mesa/sources
src/mesa/swrast/descrip.mms
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast_setup/descrip.mms
src/mesa/tnl/descrip.mms
src/mesa/tnl/t_context.h
src/mesa/tnl/t_vp_build.c
src/mesa/tnl/tnl.h
src/mesa/vbo/descrip.mms
src/mesa/vbo/vbo_context.c
src/mesa/vbo/vbo_exec_array.c
src/mesa/x86-64/xform4.S
src/mesa/x86/rtasm/x86sse.c
src/mesa/x86/rtasm/x86sse.h
windows/VC6/progs/glut/glut.dsp
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diff --git a/progs/beos/demo.cpp b/progs/beos/demo.cpp
index 6b0b957..ae29bb8 100644
--- a/progs/beos/demo.cpp
+++ b/progs/beos/demo.cpp
@@ -1,4 +1,3 @@
-// $Id: demo.cpp,v 1.2 2004/08/14 09:59:16 phoudoin Exp $
// Simple BeOS GLView demo
// Written by Brian Paul
diff --git a/progs/demos/.gitignore b/progs/demos/.gitignore
index ab836eb..3693faf 100644
--- a/progs/demos/.gitignore
+++ b/progs/demos/.gitignore
@@ -1,4 +1,3 @@
-.cvsignore
arbfplight
arbfslight
arbocclude
diff --git a/progs/demos/Windows/all.dsp b/progs/demos/Windows/all.dsp
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diff --git a/progs/demos/Windows/clearspd.dsp b/progs/demos/Windows/clearspd.dsp
index 440c7ae..58fadcc 100644
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index 220a3a0..7c37b1b 100644
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/drawpix.dsp b/progs/demos/Windows/drawpix.dsp
index 57003e6..f21be17 100644
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+++ b/progs/demos/Windows/drawpix.dsp
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../drawpix.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/fire.dsp b/progs/demos/Windows/fire.dsp
index f8a536d..9d046a4 100644
--- a/progs/demos/Windows/fire.dsp
+++ b/progs/demos/Windows/fire.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../fire.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/gears.dsp b/progs/demos/Windows/gears.dsp
index 43a588d..2cf6b1a 100644
--- a/progs/demos/Windows/gears.dsp
+++ b/progs/demos/Windows/gears.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/geartrain.dsp b/progs/demos/Windows/geartrain.dsp
index 8dee77d..f3e499f 100644
--- a/progs/demos/Windows/geartrain.dsp
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../geartrain.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/glinfo.dsp b/progs/demos/Windows/glinfo.dsp
index d9d61eb..7a2c65a 100644
--- a/progs/demos/Windows/glinfo.dsp
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/gloss.dsp b/progs/demos/Windows/gloss.dsp
index 402d291..9a6edd7 100644
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../gltestperf.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/glutfx.dsp b/progs/demos/Windows/glutfx.dsp
index 90eca93..39bc857 100644
--- a/progs/demos/Windows/glutfx.dsp
+++ b/progs/demos/Windows/glutfx.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../glutfx.exe" /pdbtype:sept
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+# Name "glutfx - Win32 Release"
+# Name "glutfx - Win32 Debug"
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diff --git a/progs/demos/Windows/ipers.dsp b/progs/demos/Windows/ipers.dsp
index 430f1b6..b5ccb82 100644
--- a/progs/demos/Windows/ipers.dsp
+++ b/progs/demos/Windows/ipers.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/isosurf.dsp b/progs/demos/Windows/isosurf.dsp
index 1c59d40..5a112d4 100644
--- a/progs/demos/Windows/isosurf.dsp
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diff --git a/progs/demos/Windows/loadbias.dsp b/progs/demos/Windows/loadbias.dsp
index ed51960..b7cfb5e 100644
--- a/progs/demos/Windows/loadbias.dsp
+++ b/progs/demos/Windows/loadbias.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/morph3d.dsp b/progs/demos/Windows/morph3d.dsp
index 247dbf0..05f7fea 100644
--- a/progs/demos/Windows/morph3d.dsp
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/multiarb.dsp b/progs/demos/Windows/multiarb.dsp
index 57c32de..ff13579 100644
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../multiarb.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/occlude.dsp b/progs/demos/Windows/occlude.dsp
index ca4afa5..9872330 100644
--- a/progs/demos/Windows/occlude.dsp
+++ b/progs/demos/Windows/occlude.dsp
@@ -1,112 +1,112 @@
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+!MESSAGE use the Export Makefile command and run
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+# Begin Project
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../occlude.exe" /pdbtype:sept
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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diff --git a/progs/demos/Windows/osdemo.dsp b/progs/demos/Windows/osdemo.dsp
index ccaa6d2..2d1d437 100644
--- a/progs/demos/Windows/osdemo.dsp
+++ b/progs/demos/Windows/osdemo.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/paltex.dsp b/progs/demos/Windows/paltex.dsp
index efc6384..6f43ff9 100644
--- a/progs/demos/Windows/paltex.dsp
+++ b/progs/demos/Windows/paltex.dsp
@@ -1,112 +1,112 @@
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+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+# Begin Project
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../paltex.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/pixeltex.dsp b/progs/demos/Windows/pixeltex.dsp
index d09f9f3..d6e66c8 100644
--- a/progs/demos/Windows/pixeltex.dsp
+++ b/progs/demos/Windows/pixeltex.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../pixeltex.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/pointblast.dsp b/progs/demos/Windows/pointblast.dsp
index 7be6958..0c6f26c 100644
--- a/progs/demos/Windows/pointblast.dsp
+++ b/progs/demos/Windows/pointblast.dsp
@@ -1,112 +1,112 @@
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+CFG=pointblast - Win32 Debug
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../pointblast.exe" /pdbtype:sept
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+# Name "pointblast - Win32 Release"
+# Name "pointblast - Win32 Debug"
+# Begin Group "Source Files"
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diff --git a/progs/demos/Windows/rain.dsp b/progs/demos/Windows/rain.dsp
index 7e380e6..63102f1 100644
--- a/progs/demos/Windows/rain.dsp
+++ b/progs/demos/Windows/rain.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/ray.dsp b/progs/demos/Windows/ray.dsp
index dfa26e7..425d4eb 100644
--- a/progs/demos/Windows/ray.dsp
+++ b/progs/demos/Windows/ray.dsp
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../ray.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/readpix.dsp b/progs/demos/Windows/readpix.dsp
index 8097d10..ca0b30b 100644
--- a/progs/demos/Windows/readpix.dsp
+++ b/progs/demos/Windows/readpix.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/reflect.dsp b/progs/demos/Windows/reflect.dsp
index fa09700..74f411a 100644
--- a/progs/demos/Windows/reflect.dsp
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diff --git a/progs/demos/Windows/renormal.dsp b/progs/demos/Windows/renormal.dsp
index 4d72e88..e005900 100644
--- a/progs/demos/Windows/renormal.dsp
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@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../renormal.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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+# Name "renormal - Win32 Release"
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diff --git a/progs/demos/Windows/shadowtex.dsp b/progs/demos/Windows/shadowtex.dsp
index 419ec24..2618431 100644
--- a/progs/demos/Windows/shadowtex.dsp
+++ b/progs/demos/Windows/shadowtex.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=shadowtex - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
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+!MESSAGE NMAKE /f "shadowtex.mak".
+!MESSAGE
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE
+!MESSAGE NMAKE /f "shadowtex.mak" CFG="bounce - Win32 Debug"
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+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "shadowtex - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "shadowtex - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF "$(CFG)" == "shadowtex - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../shadowtex.exe"
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+!ELSEIF "$(CFG)" == "shadowtex - Win32 Debug"
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+# PROP BASE Use_MFC 0
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+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../shadowtex.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF
+
+# Begin Target
+
+# Name "shadowtex - Win32 Release"
+# Name "shadowtex - Win32 Debug"
+# Begin Group "Source Files"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\shadowtex.c
+# End Source File
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+# Begin Group "Header Files"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/spectex.dsp b/progs/demos/Windows/spectex.dsp
index d1960b3..9d385b2 100644
--- a/progs/demos/Windows/spectex.dsp
+++ b/progs/demos/Windows/spectex.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../spectex.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF
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+# Begin Target
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+# Name "spectex - Win32 Release"
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diff --git a/progs/demos/Windows/spriteblast.dsp b/progs/demos/Windows/spriteblast.dsp
index 8a02ed5..0a8ea1a 100644
--- a/progs/demos/Windows/spriteblast.dsp
+++ b/progs/demos/Windows/spriteblast.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+CFG=spriteblast - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
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+!MESSAGE by defining the macro CFG on the command line. For example:
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+!MESSAGE "spriteblast - Win32 Release" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!ELSEIF "$(CFG)" == "spriteblast - Win32 Debug"
+
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../spriteblast.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF
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+# Begin Target
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+# Name "spriteblast - Win32 Release"
+# Name "spriteblast - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/stex3d.dsp b/progs/demos/Windows/stex3d.dsp
index 7c112d6..5d8c93b 100644
--- a/progs/demos/Windows/stex3d.dsp
+++ b/progs/demos/Windows/stex3d.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/teapot.dsp b/progs/demos/Windows/teapot.dsp
index 3260e63..63cea20 100644
--- a/progs/demos/Windows/teapot.dsp
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../teapot.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/terrain.dsp b/progs/demos/Windows/terrain.dsp
index 9fe490d..35c67a5 100644
--- a/progs/demos/Windows/terrain.dsp
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@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../terrain.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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diff --git a/progs/demos/Windows/tessdemo.dsp b/progs/demos/Windows/tessdemo.dsp
index 61345c7..62815ea 100644
--- a/progs/demos/Windows/tessdemo.dsp
+++ b/progs/demos/Windows/tessdemo.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+CFG=tessdemo - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE
+!MESSAGE NMAKE /f "tessdemo.mak".
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+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
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+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "tessdemo - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "tessdemo - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF "$(CFG)" == "tessdemo - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../tessdemo.exe"
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+!ELSEIF "$(CFG)" == "tessdemo - Win32 Debug"
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+# PROP BASE Use_MFC 0
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tessdemo.exe" /pdbtype:sept
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
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+!ENDIF
+
+# Begin Target
+
+# Name "tessdemo - Win32 Release"
+# Name "tessdemo - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\tessdemo.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/texcyl.dsp b/progs/demos/Windows/texcyl.dsp
index b227e02..326a272 100644
--- a/progs/demos/Windows/texcyl.dsp
+++ b/progs/demos/Windows/texcyl.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="texcyl" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
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+!MESSAGE by defining the macro CFG on the command line. For example:
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../texcyl.exe"
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+!ELSEIF "$(CFG)" == "texcyl - Win32 Debug"
+
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diff --git a/progs/demos/Windows/texdown.dsp b/progs/demos/Windows/texdown.dsp
index acea766..926e724 100644
--- a/progs/demos/Windows/texdown.dsp
+++ b/progs/demos/Windows/texdown.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texdown.exe" /pdbtype:sept
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+# Name "texdown - Win32 Release"
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+# Begin Group "Source Files"
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diff --git a/progs/demos/Windows/texenv.dsp b/progs/demos/Windows/texenv.dsp
index 3eb7eec..964c6d2 100644
--- a/progs/demos/Windows/texenv.dsp
+++ b/progs/demos/Windows/texenv.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/texobj.dsp b/progs/demos/Windows/texobj.dsp
index 5db5f2e..2a44dff 100644
--- a/progs/demos/Windows/texobj.dsp
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diff --git a/progs/demos/Windows/trispd.dsp b/progs/demos/Windows/trispd.dsp
index 7e27cf3..2ba95dc 100644
--- a/progs/demos/Windows/trispd.dsp
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/tunnel.dsp b/progs/demos/Windows/tunnel.dsp
index 965f109..218d372 100644
--- a/progs/demos/Windows/tunnel.dsp
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diff --git a/progs/demos/Windows/tunnel2.dsp b/progs/demos/Windows/tunnel2.dsp
index 3ae2800..bd2b6c0 100644
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@@ -1,112 +1,112 @@
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+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tunnel2.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF
+
+# Begin Target
+
+# Name "tunnel2 - Win32 Release"
+# Name "tunnel2 - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\tunnel2.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/Windows/winpos.dsp b/progs/demos/Windows/winpos.dsp
index b7b569e..a388a42 100644
--- a/progs/demos/Windows/winpos.dsp
+++ b/progs/demos/Windows/winpos.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="winpos" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
-
-# TARGTYPE "Win32 (x86) Console Application" 0x0103
-
-CFG=winpos - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
-!MESSAGE use the Export Makefile command and run
-!MESSAGE
-!MESSAGE NMAKE /f "winpos.mak".
-!MESSAGE
-!MESSAGE You can specify a configuration when running NMAKE
-!MESSAGE by defining the macro CFG on the command line. For example:
-!MESSAGE
-!MESSAGE NMAKE /f "winpos.mak" CFG="gloss - Win32 Debug"
-!MESSAGE
-!MESSAGE Possible choices for configuration are:
-!MESSAGE
-!MESSAGE "winpos - Win32 Release" (based on "Win32 (x86) Console Application")
-!MESSAGE "winpos - Win32 Debug" (based on "Win32 (x86) Console Application")
-!MESSAGE
-
-# Begin Project
-# PROP AllowPerConfigDependencies 0
-# PROP Scc_ProjName ""
-# PROP Scc_LocalPath ""
-CPP=cl.exe
-RSC=rc.exe
-
-!IF "$(CFG)" == "winpos - Win32 Release"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 0
-# PROP BASE Output_Dir "Release"
-# PROP BASE Intermediate_Dir "Release"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 0
-# PROP Output_Dir "Release"
-# PROP Intermediate_Dir "Release"
-# PROP Ignore_Export_Lib 0
-# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /W3 /GX /O2 /I "../../util" /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /d "NDEBUG"
-BSC32=bscmake.exe
-# ADD BASE BSC32 /nologo
-# ADD BSC32 /nologo
-LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../winpos.exe"
-# Begin Special Build Tool
-SOURCE="$(InputPath)"
-PostBuild_Desc=Copy DLLs
-PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
-# End Special Build Tool
-
-!ELSEIF "$(CFG)" == "winpos - Win32 Debug"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 1
-# PROP BASE Output_Dir "Debug"
-# PROP BASE Intermediate_Dir "Debug"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 1
-# PROP Output_Dir "Debug"
-# PROP Intermediate_Dir "Debug"
-# PROP Ignore_Export_Lib 0
-# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
-# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /d "_DEBUG"
-BSC32=bscmake.exe
-# ADD BASE BSC32 /nologo
-# ADD BSC32 /nologo
-LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../winpos.exe" /pdbtype:sept
-# Begin Special Build Tool
-SOURCE="$(InputPath)"
-PostBuild_Desc=Copy DLLs
-PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
-# End Special Build Tool
-
-!ENDIF
-
-# Begin Target
-
-# Name "winpos - Win32 Release"
-# Name "winpos - Win32 Debug"
-# Begin Group "Source Files"
-
-# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
-# Begin Source File
-
-SOURCE=..\winpos.c
-# End Source File
-# End Group
-# Begin Group "Header Files"
-
-# PROP Default_Filter "h;hpp;hxx;hm;inl"
-# End Group
-# Begin Group "Resource Files"
-
-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
-# End Group
-# End Target
-# End Project
+# Microsoft Developer Studio Project File - Name="winpos" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=winpos - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE
+!MESSAGE NMAKE /f "winpos.mak".
+!MESSAGE
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE
+!MESSAGE NMAKE /f "winpos.mak" CFG="gloss - Win32 Debug"
+!MESSAGE
+!MESSAGE Possible choices for configuration are:
+!MESSAGE
+!MESSAGE "winpos - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "winpos - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+RSC=rc.exe
+
+!IF "$(CFG)" == "winpos - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "../../util" /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../winpos.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF "$(CFG)" == "winpos - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../winpos.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF
+
+# Begin Target
+
+# Name "winpos - Win32 Release"
+# Name "winpos - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\winpos.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/arbfplight.c b/progs/demos/arbfplight.c
index bc2c7e3..401bfb4 100644
--- a/progs/demos/arbfplight.c
+++ b/progs/demos/arbfplight.c
@@ -46,14 +46,25 @@
/* Set to one to test ARB_fog_linear program option */
#define DO_FRAGMENT_FOG 0
+static void normalize (GLfloat *dst, const GLfloat *src)
+{
+ GLfloat len = sqrt (src[0] * src[0] + src[1] * src[1] + src[2] * src[2]);
+ dst[0] = src[0] / len;
+ dst[1] = src[1] / len;
+ dst[2] = src[2] / len;
+}
static void Redisplay( void )
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
if (PixelLight) {
+ GLfloat pos[4];
+
+ normalize( pos, LightPos );
+ pos[3] = LightPos[3];
glProgramLocalParameter4fvARB_func(GL_FRAGMENT_PROGRAM_ARB,
- LIGHTPOS, LightPos);
+ LIGHTPOS, pos);
glEnable(GL_FRAGMENT_PROGRAM_ARB);
glEnable(GL_VERTEX_PROGRAM_ARB);
glDisable(GL_LIGHTING);
@@ -204,35 +215,31 @@
"PARAM Diffuse = state.material.diffuse; \n"
"PARAM Specular = state.material.specular; \n"
"PARAM LightPos = program.local[3]; \n"
- "TEMP lightDir, normal, len; \n"
+ "TEMP normal, len; \n"
"TEMP dotProd, specAtten; \n"
"TEMP diffuseColor, specularColor; \n"
- "# Compute normalized light direction \n"
- "DP3 len.x, LightPos, LightPos; \n"
- "RSQ len.y, len.x; \n"
- "MUL lightDir, LightPos, len.y; \n"
-
"# Compute normalized normal \n"
"DP3 len.x, fragment.texcoord[0], fragment.texcoord[0]; \n"
"RSQ len.y, len.x; \n"
- "MUL normal, fragment.texcoord[0], len.y; \n"
+ "MUL normal.xyz, fragment.texcoord[0], len.y; \n"
"# Compute dot product of light direction and normal vector\n"
- "DP3_SAT dotProd, lightDir, normal; # limited to [0,1]\n"
+ "DP3_SAT dotProd.x, LightPos, normal; # limited to [0,1]\n"
- "MUL diffuseColor, Diffuse, dotProd; # diffuse attenuation\n"
+ "MUL diffuseColor.xyz, Diffuse, dotProd.x; # diffuse attenuation\n"
"POW specAtten.x, dotProd.x, {20.0}.x; # specular exponent\n"
- "MUL specularColor, Specular, specAtten.x; # specular attenuation\n"
+ "MUL specularColor.xyz, Specular, specAtten.x; # specular attenuation\n"
+ "MOV result.color.w, Diffuse; \n"
#if DO_FRAGMENT_FOG
"# need to clamp color to [0,1] before fogging \n"
- "ADD_SAT result.color, diffuseColor, specularColor; # add colors\n"
+ "ADD_SAT result.color.xyz, diffuseColor, specularColor; # add colors\n"
#else
"# clamping will be done after program's finished \n"
- "ADD result.color, diffuseColor, specularColor; # add colors\n"
+ "ADD result.color.xyz, diffuseColor, specularColor; # add colors\n"
#endif
"END \n"
;
diff --git a/progs/demos/arbfslight.c b/progs/demos/arbfslight.c
index 69575f0..a84491d 100644
--- a/progs/demos/arbfslight.c
+++ b/progs/demos/arbfslight.c
@@ -208,7 +208,31 @@
" // Compute dot product of light direction and normal vector\n"
" float dotProd = max (dot (lightPos, normalize (normal)), 0.0);\n"
" // Compute diffuse and specular contributions\n"
+#if 1
" gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+#elif 1 /* test IF/ELSE/ENDIF */
+ " if (normal.y > 0.0) { \n"
+ " gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+ " } \n"
+ " else { \n"
+ " if (normal.x < 0.0) { \n"
+ " gl_FragColor = vec4(1, 0, 0, 0); \n"
+ " } \n"
+ " else { \n"
+ " gl_FragColor = vec4(1, 1, 0, 0); \n"
+ " } \n"
+ " } \n"
+#elif 1 /* test LOOP */
+ " while (1) { \n"
+ " if (normal.y >= 0.0) { \n"
+ " gl_FragColor = vec4(1, 0, 0, 0); \n"
+ " break; \n"
+ " } else { \n"
+ " gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+ " break; \n"
+ " } \n"
+ " } \n"
+#endif
"}\n"
;
static const char *vertShaderText =
diff --git a/progs/demos/drawpix.c b/progs/demos/drawpix.c
index d2f5748..5490bcc 100644
--- a/progs/demos/drawpix.c
+++ b/progs/demos/drawpix.c
@@ -28,6 +28,7 @@
static float Xzoom, Yzoom;
static GLboolean DrawFront = GL_FALSE;
static GLboolean Dither = GL_TRUE;
+static int win = 0;
static void Reset( void )
@@ -215,6 +216,7 @@
printf("glDrawBuffer(%s)\n", DrawFront ? "GL_FRONT" : "GL_BACK");
break;
case 27:
+ glutDestroyWindow(win);
exit(0);
break;
}
@@ -343,7 +345,7 @@
else
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE);
- glutCreateWindow(argv[0]);
+ win = glutCreateWindow(argv[0]);
Init(ciMode, filename);
Usage();
diff --git a/progs/demos/fslight.c b/progs/demos/fslight.c
index e6d83bf..e79b5cc 100644
--- a/progs/demos/fslight.c
+++ b/progs/demos/fslight.c
@@ -225,33 +225,6 @@
TestFunctions(void)
{
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
- {
- GLfloat pos[3];
- printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
- printf("Light pos %g %g %g\n", pos[0], pos[1], pos[2]);
- }
-
-
- {
- GLfloat m[16], result[16];
- GLint mPos;
- int i;
-
- for (i = 0; i < 16; i++)
- m[i] = (float) i;
-
- mPos = glGetUniformLocation_func(program, "m");
- printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
- glUniformMatrix4fv_func(mPos, 1, GL_FALSE, m);
- printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-
- glGetUniformfv_func(program, mPos, result);
- printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-
- for (i = 0; i < 16; i++) {
- printf("%8g %8g\n", m[i], result[i]);
- }
- }
assert(glIsProgram_func(program));
assert(glIsShader_func(fragShader));
@@ -280,6 +253,22 @@
glGetProgramInfoLog_func(program, 1000, &len, log);
printf("Program Info Log: %s\n", log);
}
+
+ /* active uniforms */
+ {
+ GLint n, max, i;
+ glGetProgramiv_func(program, GL_ACTIVE_UNIFORMS, &n);
+ glGetProgramiv_func(program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &max);
+ printf("Num uniforms: %d Max name length: %d\n", n, max);
+ for (i = 0; i < n; i++) {
+ GLint size, len;
+ GLenum type;
+ char name[100];
+ glGetActiveUniform_func(program, i, 100, &len, &size, &type, name);
+ printf(" %d: %s nameLen=%d size=%d type=0x%x\n",
+ i, name, len, size, type);
+ }
+ }
}
@@ -512,7 +501,9 @@
glUniform4fv_func(uDiffuse, 1, diffuse);
glUniform4fv_func(uSpecular, 1, specular);
/* assert(glGetError() == 0);*/
+#if TEXTURE
glUniform1i_func(uTexture, 2); /* use texture unit 2 */
+#endif
/*assert(glGetError() == 0);*/
if (CoordAttrib) {
diff --git a/progs/demos/lodbias.c b/progs/demos/lodbias.c
index c5a2a1b..30b1ed1 100644
--- a/progs/demos/lodbias.c
+++ b/progs/demos/lodbias.c
@@ -42,7 +42,7 @@
static GLboolean Anim = GL_TRUE;
static GLint Bias = 0, BiasStepSign = +1; /* ints avoid fp precision problem */
static GLint BiasMin = -400, BiasMax = 400;
-
+static int win = 0;
static void
@@ -172,6 +172,7 @@
Bias = 100.0 * (key - '0');
break;
case 27:
+ glutDestroyWindow(win);
exit(0);
break;
}
@@ -281,7 +282,7 @@
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 350, 350 );
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
- glutCreateWindow(argv[0]);
+ win = glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/texcyl.c b/progs/demos/texcyl.c
index c04d500..e3b0303 100644
--- a/progs/demos/texcyl.c
+++ b/progs/demos/texcyl.c
@@ -27,6 +27,8 @@
#define LINEAR_FILTER 21
#define QUIT 100
+static GLint Win = -1;
+
static GLuint CylinderObj = 0;
static GLboolean Animate = GL_TRUE;
@@ -159,6 +161,7 @@
glutIdleFunc(NULL);
break;
case 27:
+ glutDestroyWindow(Win);
exit(0);
break;
}
@@ -263,7 +266,7 @@
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
- glutCreateWindow(argv[0] );
+ Win = glutCreateWindow(argv[0] );
Init(argc, argv);
diff --git a/progs/demos/texenv.c b/progs/demos/texenv.c
index c4174dc..c5a8b13 100644
--- a/progs/demos/texenv.c
+++ b/progs/demos/texenv.c
@@ -76,7 +76,8 @@
int textureHeight = 64;
int winWidth = 580, winHeight = 720;
-int win;
+static int Win;
+
struct formatInfo {
GLenum baseFormat;
@@ -289,7 +290,7 @@
displayLevelInfo = !displayLevelInfo;
break;
case 27: /* Escape key should force exit. */
- glutDestroyWindow(win);
+ glutDestroyWindow(Win);
exit(0);
break;
default:
@@ -787,7 +788,7 @@
glutInitWindowSize( winWidth, winHeight );
glutInitWindowPosition( 0, 0 );
- win = glutCreateWindow( "Texture Environment Test" );
+ Win = glutCreateWindow( "Texture Environment Test" );
initialize();
instructions();
diff --git a/progs/demos/tunnel2.c b/progs/demos/tunnel2.c
index 75a199a..f4171a8 100644
--- a/progs/demos/tunnel2.c
+++ b/progs/demos/tunnel2.c
@@ -205,6 +205,8 @@
{
switch (k) {
case 27:
+ glutDestroyWindow(channel[0]);
+ glutDestroyWindow(channel[1]);
exit(0);
break;
diff --git a/progs/egl/.gitignore b/progs/egl/.gitignore
index 1751108..497b0eb 100644
--- a/progs/egl/.gitignore
+++ b/progs/egl/.gitignore
@@ -3,3 +3,7 @@
demo3
eglgears
eglinfo
+egltri
+peglgears
+xeglgears
+xegl_tri
diff --git a/progs/egl/Makefile b/progs/egl/Makefile
index 416d2c0..75cd411 100644
--- a/progs/egl/Makefile
+++ b/progs/egl/Makefile
@@ -12,8 +12,12 @@
demo1 \
demo2 \
demo3 \
+ egltri \
eglinfo \
- eglgears
+ eglgears \
+ peglgears \
+ xeglgears \
+ xegl_tri
.c.o:
@@ -45,6 +49,13 @@
$(CC) -c $(CFLAGS) -I$(TOP)/include demo3.c
+egltri: egltri.o $(TOP)/$(LIB_DIR)/libEGL.so
+ $(CC) $(CFLAGS) egltri.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) -o $@
+
+egltri.o: egltri.c $(HEADERS)
+ $(CC) -c $(CFLAGS) -I$(TOP)/include egltri.c
+
+
eglinfo: eglinfo.o $(TOP)/$(LIB_DIR)/libEGL.so
$(CC) $(CFLAGS) $(LDFLAGS) eglinfo.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) -o $@
@@ -59,7 +70,29 @@
$(CC) -c $(CFLAGS) -I$(TOP)/include eglgears.c
+peglgears: peglgears.o $(TOP)/$(LIB_DIR)/libEGL.so
+ $(CC) $(CFLAGS) peglgears.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) $(APP_LIB_DEPS) -o $@
+
+peglgears.o: peglgears.c $(HEADERS)
+ $(CC) -c $(CFLAGS) -I$(TOP)/include peglgears.c
+
+
+xeglgears: xeglgears.o $(TOP)/$(LIB_DIR)/libEGL.so
+ $(CC) $(CFLAGS) xeglgears.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) $(APP_LIB_DEPS) -o $@
+
+xeglgears.o: xeglgears.c $(HEADERS)
+ $(CC) -c $(CFLAGS) -I$(TOP)/include xeglgears.c
+
+
+xegl_tri: xegl_tri.o $(TOP)/$(LIB_DIR)/libEGL.so
+ $(CC) $(CFLAGS) xegl_tri.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) $(APP_LIB_DEPS) -o $@
+
+xegl_tri.o: xegl_tri.c $(HEADERS)
+ $(CC) -c $(CFLAGS) -I$(TOP)/include xegl_tri.c
+
+
clean:
-rm -f *.o *~
-rm -f *.so
-rm -f $(PROGRAMS)
+
diff --git a/progs/egl/demo1.c b/progs/egl/demo1.c
index 9ef17e3..49b6624 100644
--- a/progs/egl/demo1.c
+++ b/progs/egl/demo1.c
@@ -2,7 +2,10 @@
* Exercise EGL API functions
*/
-#include <GLES/egl.h>
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
@@ -102,7 +105,7 @@
/*
EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
*/
- EGLDisplay d = eglGetDisplay("!fb_dri");
+ EGLDisplay d = eglGetDisplay((EGLNativeDisplayType) "!EGL_i915");
assert(d);
if (!eglInitialize(d, &maj, &min)) {
diff --git a/progs/egl/demo2.c b/progs/egl/demo2.c
index 17bbca6..d7283e1 100644
--- a/progs/egl/demo2.c
+++ b/progs/egl/demo2.c
@@ -2,35 +2,54 @@
* Exercise EGL API functions
*/
+#define EGL_EGLEXT_PROTOTYPES
+
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-#include <GLES/egl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
/*#define FRONTBUFFER*/
-static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2)
+static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2,
+ GLfloat r, GLfloat g, GLfloat b)
{
- glBegin( GL_QUADS );
- glVertex2f( x1, y1 );
- glVertex2f( x2, y1 );
- glVertex2f( x2, y2 );
- glVertex2f( x1, y2 );
- glEnd();
+ GLfloat v[4][2], c[4][4];
+ int i;
+
+ v[0][0] = x1; v[0][1] = y1;
+ v[1][0] = x2; v[1][1] = y1;
+ v[2][0] = x2; v[2][1] = y2;
+ v[3][0] = x1; v[3][1] = y2;
+
+ for (i = 0; i < 4; i++) {
+ c[i][0] = r;
+ c[i][1] = g;
+ c[i][2] = b;
+ c[i][3] = 1.0;
+ }
+
+ glVertexPointer(2, GL_FLOAT, 0, v);
+ glColorPointer(4, GL_FLOAT, 0, v);
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glEnableClientState(GL_COLOR_ARRAY);
+
+ glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
+
+ glDisableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_COLOR_ARRAY);
}
static void redraw(EGLDisplay dpy, EGLSurface surf, int rot)
{
- printf("Redraw event\n");
+ GLfloat r, g, b;
-#ifdef FRONTBUFFER
- glDrawBuffer( GL_FRONT );
-#else
- glDrawBuffer( GL_BACK );
-#endif
+ printf("Redraw event\n");
glClearColor( rand()/(float)RAND_MAX,
rand()/(float)RAND_MAX,
@@ -39,13 +58,14 @@
glClear( GL_COLOR_BUFFER_BIT );
- glColor3f( rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX );
+ r = rand()/(float)RAND_MAX;
+ g = rand()/(float)RAND_MAX;
+ b = rand()/(float)RAND_MAX;
+
glPushMatrix();
glRotatef(rot, 0, 0, 1);
glScalef(.5, .5, .5);
- _subset_Rectf( -1, -1, 1, 1 );
+ _subset_Rectf( -1, -1, 1, 1, r, g, b );
glPopMatrix();
#ifdef FRONTBUFFER
@@ -102,7 +122,7 @@
/*
EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
*/
- EGLDisplay d = eglGetDisplay("!fb_dri");
+ EGLDisplay d = eglGetDisplay((EGLNativeDisplayType) "!EGL_i915");
assert(d);
if (!eglInitialize(d, &maj, &min)) {
@@ -161,7 +181,6 @@
}
glViewport(0, 0, 1024, 768);
- glDrawBuffer( GL_FRONT );
glClearColor( 0,
1.0,
diff --git a/progs/egl/demo3.c b/progs/egl/demo3.c
index 9edf7c9..a6096a2 100644
--- a/progs/egl/demo3.c
+++ b/progs/egl/demo3.c
@@ -2,7 +2,11 @@
* Exercise EGL API functions
*/
-#include <GLES/egl.h>
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GL/gl.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
@@ -576,7 +580,7 @@
/*
EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
*/
- EGLDisplay d = eglGetDisplay(":0");
+ EGLDisplay d = eglGetDisplay("!EGL_i915");
assert(d);
if (!eglInitialize(d, &maj, &min)) {
diff --git a/progs/egl/eglgears.c b/progs/egl/eglgears.c
index 9feee20..31346d9 100644
--- a/progs/egl/eglgears.c
+++ b/progs/egl/eglgears.c
@@ -27,13 +27,16 @@
* Program runs for 5 seconds then exits, outputing framerate to console
*/
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <assert.h>
#include <math.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <GL/gl.h>
-#include <GLES/egl.h>
-#include <assert.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
#define MAX_CONFIGS 10
#define MAX_MODES 100
@@ -385,7 +388,7 @@
}
/* DBR : Create EGL context/surface etc */
- d = eglGetDisplay(":0");
+ d = eglGetDisplay((EGLNativeDisplayType)"!EGL_i915");
assert(d);
if (!eglInitialize(d, &maj, &min)) {
@@ -412,7 +415,7 @@
eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w);
eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h);
printf("%3d: %d x %d\n", i, w, h);
- if (w > width && h > height && w <= 1280 && h <= 1024) {
+ if (w > width && h > height) {
width = w;
height = h;
chosenMode = i;
diff --git a/progs/egl/eglinfo.c b/progs/egl/eglinfo.c
index f9c2475..89feec9 100644
--- a/progs/egl/eglinfo.c
+++ b/progs/egl/eglinfo.c
@@ -25,7 +25,7 @@
*/
-#include <GLES/egl.h>
+#include <EGL/egl.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
@@ -48,8 +48,8 @@
eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
printf("Configurations:\n");
- printf(" bf lv d st colorbuffer dp st supported\n");
- printf(" id sz l b ro r g b a th cl surfaces \n");
+ printf(" bf lv d st colorbuffer dp st vis supported\n");
+ printf(" id sz l b ro r g b a th cl id surfaces \n");
printf("---------------------------------------------------\n");
for (i = 0; i < numConfigs; i++) {
EGLint id, size, level;
@@ -57,6 +57,7 @@
EGLint depth, stencil;
EGLint surfaces;
EGLint doubleBuf = 1, stereo = 0;
+ EGLint vid;
char surfString[100] = "";
eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id);
@@ -69,6 +70,7 @@
eglGetConfigAttrib(d, configs[i], EGL_ALPHA_SIZE, &alpha);
eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth);
eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil);
+ eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_ID, &vid);
eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces);
if (surfaces & EGL_WINDOW_BIT)
@@ -84,12 +86,12 @@
if (strlen(surfString) > 0)
surfString[strlen(surfString) - 1] = 0;
- printf("0x%02x %2d %2d %c %c %2d %2d %2d %2d %2d %2d %-12s\n",
+ printf("0x%02x %2d %2d %c %c %2d %2d %2d %2d %2d %2d 0x%02x %-12s\n",
id, size, level,
doubleBuf ? 'y' : '.',
stereo ? 'y' : '.',
red, green, blue, alpha,
- depth, stencil, surfString);
+ depth, stencil, vid, surfString);
}
}
@@ -139,8 +141,7 @@
main(int argc, char *argv[])
{
int maj, min;
- /*EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);*/
- EGLDisplay d = eglGetDisplay(":0");
+ EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (!eglInitialize(d, &maj, &min)) {
printf("eglinfo: eglInitialize failed\n");
@@ -150,14 +151,14 @@
printf("EGL API version: %d.%d\n", maj, min);
printf("EGL vendor string: %s\n", eglQueryString(d, EGL_VENDOR));
printf("EGL version string: %s\n", eglQueryString(d, EGL_VERSION));
+#ifdef EGL_VERSION_1_2
+ printf("EGL client APIs: %s\n", eglQueryString(d, EGL_CLIENT_APIS));
+#endif
printf("EGL extensions string:\n");
printf(" %s\n", eglQueryString(d, EGL_EXTENSIONS));
- printf("\n");
PrintConfigs(d);
- printf("\n");
-
PrintModes(d);
eglTerminate(d);
diff --git a/progs/egl/egltri.c b/progs/egl/egltri.c
new file mode 100644
index 0000000..44096d9
--- /dev/null
+++ b/progs/egl/egltri.c
@@ -0,0 +1,264 @@
+/*
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2008 Jakob Bornecrantz All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * This program is based on eglgears and xegl_tri.
+ * Remixed by Jakob Bornecrantz
+ *
+ * No command line options.
+ * Program runs for 5 seconds then exits, outputing framerate to console
+ */
+
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <GL/gl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#define MAX_CONFIGS 10
+#define MAX_MODES 100
+
+
+/* XXX this probably isn't very portable */
+
+#include <sys/time.h>
+#include <unistd.h>
+
+/* return current time (in seconds) */
+static double
+current_time(void)
+{
+ struct timeval tv;
+#ifdef __VMS
+ (void) gettimeofday(&tv, NULL );
+#else
+ struct timezone tz;
+ (void) gettimeofday(&tv, &tz);
+#endif
+ return (double) tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+static void draw()
+{
+ static const GLfloat verts[3][2] = {
+ { -1, -1 },
+ { 1, -1 },
+ { 0, 1 }
+ };
+ static const GLfloat colors[3][3] = {
+ { 1, 0, 0 },
+ { 0, 1, 0 },
+ { 0, 0, 1 }
+ };
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(view_rotx, 1, 0, 0);
+ glRotatef(view_roty, 0, 1, 0);
+ glRotatef(view_rotz, 0, 0, 1);
+
+ {
+ glVertexPointer(2, GL_FLOAT, 0, verts);
+ glColorPointer(3, GL_FLOAT, 0, colors);
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glEnableClientState(GL_COLOR_ARRAY);
+
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glDisableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_COLOR_ARRAY);
+ }
+
+ glPopMatrix();
+}
+
+static void init()
+{
+ glClearColor(0.4, 0.4, 0.4, 0.0);
+}
+
+/* new window size or exposure */
+static void reshape(int width, int height)
+{
+ GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+ glViewport(0, 0, (GLint) width, (GLint) height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -10.0);
+}
+
+static void run(EGLDisplay dpy, EGLSurface surf, int ttr)
+{
+ double st = current_time();
+ double ct = st;
+ int frames = 0;
+
+ while (ct - st < ttr)
+ {
+ double tt = current_time();
+ double dt = tt - ct;
+ ct = tt;
+
+ draw();
+
+ eglSwapBuffers(dpy, surf);
+
+ frames++;
+ }
+
+ GLfloat seconds = ct - st;
+ GLfloat fps = frames / seconds;
+ printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps);
+}
+
+int main(int argc, char *argv[])
+{
+ int maj, min;
+ EGLContext ctx;
+ EGLSurface screen_surf;
+ EGLConfig configs[MAX_CONFIGS];
+ EGLint numConfigs, i;
+ EGLBoolean b;
+ EGLDisplay d;
+ EGLint screenAttribs[10];
+ EGLModeMESA mode[MAX_MODES];
+ EGLScreenMESA screen;
+ EGLint count, chosenMode = 0;
+ GLboolean printInfo = GL_FALSE;
+ EGLint width = 0, height = 0;
+
+ /* parse cmd line args */
+ for (i = 1; i < argc; i++)
+ {
+ if (strcmp(argv[i], "-info") == 0)
+ {
+ printInfo = GL_TRUE;
+ }
+ else
+ printf("Warning: unknown parameter: %s\n", argv[i]);
+ }
+
+ /* DBR : Create EGL context/surface etc */
+ d = eglGetDisplay((EGLNativeDisplayType)"!EGL_i915");
+ assert(d);
+
+ if (!eglInitialize(d, &maj, &min)) {
+ printf("egltri: eglInitialize failed\n");
+ exit(1);
+ }
+
+ printf("egltri: EGL version = %d.%d\n", maj, min);
+ printf("egltri: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
+
+ /* XXX use ChooseConfig */
+ eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
+ eglGetScreensMESA(d, &screen, 1, &count);
+
+ if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) {
+ printf("egltri: eglGetModesMESA failed!\n");
+ return 0;
+ }
+
+ /* Print list of modes, and find the one to use */
+ printf("egltri: Found %d modes:\n", count);
+ for (i = 0; i < count; i++) {
+ EGLint w, h;
+ eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w);
+ eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h);
+ printf("%3d: %d x %d\n", i, w, h);
+ if (w > width && h > height) {
+ width = w;
+ height = h;
+ chosenMode = i;
+ }
+ }
+ printf("egltri: Using screen mode/size %d: %d x %d\n", chosenMode, width, height);
+
+ ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
+ if (ctx == EGL_NO_CONTEXT) {
+ printf("egltri: failed to create context\n");
+ return 0;
+ }
+
+ /* build up screenAttribs array */
+ i = 0;
+ screenAttribs[i++] = EGL_WIDTH;
+ screenAttribs[i++] = width;
+ screenAttribs[i++] = EGL_HEIGHT;
+ screenAttribs[i++] = height;
+ screenAttribs[i++] = EGL_NONE;
+
+ screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
+ if (screen_surf == EGL_NO_SURFACE) {
+ printf("egltri: failed to create screen surface\n");
+ return 0;
+ }
+
+ b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]);
+ if (!b) {
+ printf("egltri: show surface failed\n");
+ return 0;
+ }
+
+ b = eglMakeCurrent(d, screen_surf, screen_surf, ctx);
+ if (!b) {
+ printf("egltri: make current failed\n");
+ return 0;
+ }
+
+ if (printInfo)
+ {
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ printf("GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+ }
+
+ init();
+ reshape(width, height);
+
+ glDrawBuffer( GL_BACK );
+
+ run(d, screen_surf, 5.0);
+
+ eglDestroySurface(d, screen_surf);
+ eglDestroyContext(d, ctx);
+ eglTerminate(d);
+
+ return 0;
+}
diff --git a/progs/egl/peglgears.c b/progs/egl/peglgears.c
new file mode 100644
index 0000000..bac1645
--- /dev/null
+++ b/progs/egl/peglgears.c
@@ -0,0 +1,449 @@
+/*
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * This is a port of the infamous "glxgears" demo to straight EGL
+ * Port by Dane Rushton 10 July 2005
+ *
+ * No command line options.
+ * Program runs for 5 seconds then exits, outputing framerate to console
+ */
+
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <GL/gl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#define MAX_CONFIGS 10
+#define MAX_MODES 100
+
+#define BENCHMARK
+
+#ifdef BENCHMARK
+
+/* XXX this probably isn't very portable */
+
+#include <sys/time.h>
+#include <unistd.h>
+
+/* return current time (in seconds) */
+static double
+current_time(void)
+{
+ struct timeval tv;
+#ifdef __VMS
+ (void) gettimeofday(&tv, NULL );
+#else
+ struct timezone tz;
+ (void) gettimeofday(&tv, &tz);
+#endif
+ return (double) tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+#else /*BENCHMARK*/
+
+/* dummy */
+static double
+current_time(void)
+{
+ /* update this function for other platforms! */
+ static double t = 0.0;
+ static int warn = 1;
+ if (warn) {
+ fprintf(stderr, "Warning: current_time() not implemented!!\n");
+ warn = 0;
+ }
+ return t += 1.0;
+}
+
+#endif /*BENCHMARK*/
+
+
+#ifndef M_PI
+#define M_PI 3.14159265
+#endif
+
+
+static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0;
+static GLint gear1, gear2, gear3;
+static GLfloat angle = 0.0;
+
+#if 0
+static GLfloat eyesep = 5.0; /* Eye separation. */
+static GLfloat fix_point = 40.0; /* Fixation point distance. */
+static GLfloat left, right, asp; /* Stereo frustum params. */
+#endif
+
+
+/*
+ *
+ * Draw a gear wheel. You'll probably want to call this function when
+ * building a display list since we do a lot of trig here.
+ *
+ * Input: inner_radius - radius of hole at center
+ * outer_radius - radius at center of teeth
+ * width - width of gear
+ * teeth - number of teeth
+ * tooth_depth - depth of tooth
+ */
+static void
+gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width,
+ GLint teeth, GLfloat tooth_depth)
+{
+ GLint i;
+ GLfloat r0, r1, r2;
+ GLfloat angle, da;
+ GLfloat u, v, len;
+
+ r0 = inner_radius;
+ r1 = outer_radius - tooth_depth / 2.0;
+ r2 = outer_radius + tooth_depth / 2.0;
+
+ da = 2.0 * M_PI / teeth / 4.0;
+
+ glShadeModel(GL_FLAT);
+
+ glNormal3f(0.0, 0.0, 1.0);
+
+ /* draw front face */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ if (i < teeth) {
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ }
+ }
+ glEnd();
+
+ /* draw front sides of teeth */
+ glBegin(GL_QUADS);
+ da = 2.0 * M_PI / teeth / 4.0;
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ }
+ glEnd();
+
+ glNormal3f(0.0, 0.0, -1.0);
+
+ /* draw back face */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ if (i < teeth) {
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ }
+ }
+ glEnd();
+
+ /* draw back sides of teeth */
+ glBegin(GL_QUADS);
+ da = 2.0 * M_PI / teeth / 4.0;
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ -width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ }
+ glEnd();
+
+ /* draw outward faces of teeth */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ u = r2 * cos(angle + da) - r1 * cos(angle);
+ v = r2 * sin(angle + da) - r1 * sin(angle);
+ len = sqrt(u * u + v * v);
+ u /= len;
+ v /= len;
+ glNormal3f(v, -u, 0.0);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5);
+ glNormal3f(cos(angle), sin(angle), 0.0);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ -width * 0.5);
+ u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da);
+ v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da);
+ glNormal3f(v, -u, 0.0);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glNormal3f(cos(angle), sin(angle), 0.0);
+ }
+
+ glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5);
+ glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5);
+
+ glEnd();
+
+ glShadeModel(GL_SMOOTH);
+
+ /* draw inside radius cylinder */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glNormal3f(-cos(angle), -sin(angle), 0.0);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ }
+ glEnd();
+}
+
+
+static void
+draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(view_rotx, 1.0, 0.0, 0.0);
+ glRotatef(view_roty, 0.0, 1.0, 0.0);
+ glRotatef(view_rotz, 0.0, 0.0, 1.0);
+
+ glPushMatrix();
+ glTranslatef(-3.0, -2.0, 0.0);
+ glRotatef(angle, 0.0, 0.0, 1.0);
+ glCallList(gear1);
+ glPopMatrix();
+
+ glPushMatrix();
+ glTranslatef(3.1, -2.0, 0.0);
+ glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0);
+ glCallList(gear2);
+ glPopMatrix();
+
+ glPushMatrix();
+ glTranslatef(-3.1, 4.2, 0.0);
+ glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0);
+ glCallList(gear3);
+ glPopMatrix();
+
+ glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+ glViewport(0, 0, (GLint) width, (GLint) height);
+
+ GLfloat h = (GLfloat) height / (GLfloat) width;
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -h, h, 5.0, 60.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -40.0);
+}
+
+
+
+static void
+init(void)
+{
+ static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 };
+ static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 };
+ static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 };
+ static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 };
+
+ glLightfv(GL_LIGHT0, GL_POSITION, pos);
+ glEnable(GL_CULL_FACE);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+ glEnable(GL_DEPTH_TEST);
+
+ /* make the gears */
+ gear1 = glGenLists(1);
+ glNewList(gear1, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red);
+ gear(1.0, 4.0, 1.0, 20, 0.7);
+ glEndList();
+
+ gear2 = glGenLists(1);
+ glNewList(gear2, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green);
+ gear(0.5, 2.0, 2.0, 10, 0.7);
+ glEndList();
+
+ gear3 = glGenLists(1);
+ glNewList(gear3, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue);
+ gear(1.3, 2.0, 0.5, 10, 0.7);
+ glEndList();
+
+ glEnable(GL_NORMALIZE);
+}
+
+
+
+
+static void run_gears(EGLDisplay dpy, EGLSurface surf, int ttr)
+{
+ double st = current_time();
+ double ct = st;
+ int frames = 0;
+ while (ct - st < ttr)
+ {
+ double tt = current_time();
+ double dt = tt - ct;
+ ct = tt;
+
+ /* advance rotation for next frame */
+ angle += 70.0 * dt; /* 70 degrees per second */
+ if (angle > 3600.0)
+ angle -= 3600.0;
+
+ draw();
+
+ eglSwapBuffers(dpy, surf);
+
+
+ frames++;
+ }
+
+ GLfloat seconds = ct - st;
+ GLfloat fps = frames / seconds;
+ printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps);
+
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ int major, minor;
+ EGLContext ctx;
+ EGLSurface surface;
+ EGLConfig configs[MAX_CONFIGS];
+ EGLint numConfigs, i;
+ EGLBoolean b;
+ EGLDisplay d;
+ EGLint screenAttribs[10];
+ GLboolean printInfo = GL_FALSE;
+ EGLint width = 300, height = 300;
+
+ /* parse cmd line args */
+ for (i = 1; i < argc; i++)
+ {
+ if (strcmp(argv[i], "-info") == 0)
+ {
+ printInfo = GL_TRUE;
+ }
+ else
+ printf("Warning: unknown parameter: %s\n", argv[i]);
+ }
+
+ /* DBR : Create EGL context/surface etc */
+ d = eglGetDisplay((EGLNativeDisplayType)"!EGL_i915");
+ assert(d);
+
+ if (!eglInitialize(d, &major, &minor)) {
+ printf("peglgears: eglInitialize failed\n");
+ return 0;
+ }
+
+ printf("peglgears: EGL version = %d.%d\n", major, minor);
+ printf("peglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
+
+ eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
+
+ eglBindAPI(EGL_OPENGL_API);
+
+ ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
+ if (ctx == EGL_NO_CONTEXT) {
+ printf("peglgears: failed to create context\n");
+ return 0;
+ }
+
+ /* build up screenAttribs array */
+ i = 0;
+ screenAttribs[i++] = EGL_WIDTH;
+ screenAttribs[i++] = width;
+ screenAttribs[i++] = EGL_HEIGHT;
+ screenAttribs[i++] = height;
+ screenAttribs[i++] = EGL_NONE;
+
+ surface = eglCreatePbufferSurface(d, configs[0], screenAttribs);
+ if (surface == EGL_NO_SURFACE) {
+ printf("peglgears: failed to create pbuffer surface\n");
+ return 0;
+ }
+
+ b = eglMakeCurrent(d, surface, surface, ctx);
+ if (!b) {
+ printf("peglgears: make current failed\n");
+ return 0;
+ }
+
+ if (printInfo)
+ {
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ printf("GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+ }
+
+ init();
+ reshape(width, height);
+
+ glDrawBuffer( GL_BACK );
+
+ run_gears(d, surface, 5.0);
+
+ eglDestroySurface(d, surface);
+ eglDestroyContext(d, ctx);
+ eglTerminate(d);
+
+ return 0;
+}
diff --git a/progs/egl/xegl_tri.c b/progs/egl/xegl_tri.c
new file mode 100644
index 0000000..65f352d
--- /dev/null
+++ b/progs/egl/xegl_tri.c
@@ -0,0 +1,359 @@
+/*
+ * Copyright (C) 2008 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Draw a triangle with X/EGL.
+ * Brian Paul
+ * 3 June 2008
+ */
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GL/gl.h> /* using full OpenGL for now */
+#include <GLES/egl.h>
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+
+static void
+draw(void)
+{
+ static const GLfloat verts[3][2] = {
+ { -1, -1 },
+ { 1, -1 },
+ { 0, 1 }
+ };
+ static const GLfloat colors[3][3] = {
+ { 1, 0, 0 },
+ { 0, 1, 0 },
+ { 0, 0, 1 }
+ };
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(view_rotx, 1, 0, 0);
+ glRotatef(view_roty, 0, 1, 0);
+ glRotatef(view_rotz, 0, 0, 1);
+
+ {
+ glVertexPointer(2, GL_FLOAT, 0, verts);
+ glColorPointer(3, GL_FLOAT, 0, colors);
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glEnableClientState(GL_COLOR_ARRAY);
+
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glDisableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_COLOR_ARRAY);
+ }
+
+ glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+ GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+ glViewport(0, 0, (GLint) width, (GLint) height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -10.0);
+}
+
+
+static void
+init(void)
+{
+ glClearColor(0.4, 0.4, 0.4, 0.0);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+ const char *name,
+ int x, int y, int width, int height,
+ Window *winRet,
+ EGLContext *ctxRet,
+ EGLSurface *surfRet)
+{
+ static const EGLint attribs[] = {
+ EGL_RED_SIZE, 1,
+ EGL_GREEN_SIZE, 1,
+ EGL_BLUE_SIZE, 1,
+ EGL_DEPTH_SIZE, 1,
+ EGL_NONE
+ };
+
+ int scrnum;
+ XSetWindowAttributes attr;
+ unsigned long mask;
+ Window root;
+ Window win;
+ XVisualInfo *visInfo, visTemplate;
+ int num_visuals;
+ EGLContext ctx;
+ EGLConfig config;
+ EGLint num_configs;
+ EGLint vid;
+
+ scrnum = DefaultScreen( x_dpy );
+ root = RootWindow( x_dpy, scrnum );
+
+ if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+ printf("Error: couldn't get an EGL visual config\n");
+ exit(1);
+ }
+
+ assert(config);
+ assert(num_configs > 0);
+
+ if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+ printf("Error: eglGetConfigAttrib() failed\n");
+ exit(1);
+ }
+
+ /* The X window visual must match the EGL config */
+ visTemplate.visualid = vid;
+ visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+ if (!visInfo) {
+ printf("Error: couldn't get X visual\n");
+ exit(1);
+ }
+
+ /* window attributes */
+ attr.background_pixel = 0;
+ attr.border_pixel = 0;
+ attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+ attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+ mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+ win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+ 0, visInfo->depth, InputOutput,
+ visInfo->visual, mask, &attr );
+
+ /* set hints and properties */
+ {
+ XSizeHints sizehints;
+ sizehints.x = x;
+ sizehints.y = y;
+ sizehints.width = width;
+ sizehints.height = height;
+ sizehints.flags = USSize | USPosition;
+ XSetNormalHints(x_dpy, win, &sizehints);
+ XSetStandardProperties(x_dpy, win, name, name,
+ None, (char **)NULL, 0, &sizehints);
+ }
+
+ eglBindAPI(EGL_OPENGL_API);
+
+ ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+ if (!ctx) {
+ printf("Error: glXCreateContext failed\n");
+ exit(1);
+ }
+
+ *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+ if (!*surfRet) {
+ printf("Error: eglCreateWindowSurface failed\n");
+ exit(1);
+ }
+
+ XFree(visInfo);
+
+ *winRet = win;
+ *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+ EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+ while (1) {
+ int redraw = 0;
+ XEvent event;
+
+ XNextEvent(dpy, &event);
+
+ switch (event.type) {
+ case Expose:
+ redraw = 1;
+ break;
+ case ConfigureNotify:
+ reshape(event.xconfigure.width, event.xconfigure.height);
+ break;
+ case KeyPress:
+ {
+ char buffer[10];
+ int r, code;
+ code = XLookupKeysym(&event.xkey, 0);
+ if (code == XK_Left) {
+ view_roty += 5.0;
+ }
+ else if (code == XK_Right) {
+ view_roty -= 5.0;
+ }
+ else if (code == XK_Up) {
+ view_rotx += 5.0;
+ }
+ else if (code == XK_Down) {
+ view_rotx -= 5.0;
+ }
+ else {
+ r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+ NULL, NULL);
+ if (buffer[0] == 27) {
+ /* escape */
+ return;
+ }
+ }
+ }
+ redraw = 1;
+ break;
+ default:
+ ; /*no-op*/
+ }
+
+ if (redraw) {
+ draw();
+ eglSwapBuffers(egl_dpy, egl_surf);
+ }
+ }
+}
+
+
+static void
+usage(void)
+{
+ printf("Usage:\n");
+ printf(" -display <displayname> set the display to run on\n");
+ printf(" -info display OpenGL renderer info\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ const int winWidth = 300, winHeight = 300;
+ Display *x_dpy;
+ Window win;
+ EGLSurface egl_surf;
+ EGLContext egl_ctx;
+ EGLDisplay egl_dpy;
+ char *dpyName = NULL;
+ GLboolean printInfo = GL_FALSE;
+ EGLint egl_major, egl_minor;
+ int i;
+ const char *s;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-display") == 0) {
+ dpyName = argv[i+1];
+ i++;
+ }
+ else if (strcmp(argv[i], "-info") == 0) {
+ printInfo = GL_TRUE;
+ }
+ else {
+ usage();
+ return -1;
+ }
+ }
+
+ x_dpy = XOpenDisplay(dpyName);
+ if (!x_dpy) {
+ printf("Error: couldn't open display %s\n",
+ dpyName ? dpyName : getenv("DISPLAY"));
+ return -1;
+ }
+
+ egl_dpy = eglGetDisplay(x_dpy);
+ if (!egl_dpy) {
+ printf("Error: eglGetDisplay() failed\n");
+ return -1;
+ }
+
+ if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+ printf("Error: eglInitialize() failed\n");
+ return -1;
+ }
+
+ s = eglQueryString(egl_dpy, EGL_VERSION);
+ printf("EGL_VERSION = %s\n", s);
+
+ make_x_window(x_dpy, egl_dpy,
+ "xegl_tri", 0, 0, winWidth, winHeight,
+ &win, &egl_ctx, &egl_surf);
+
+ XMapWindow(x_dpy, win);
+ if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+ printf("Error: eglMakeCurrent() failed\n");
+ return -1;
+ }
+
+ if (printInfo) {
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ printf("GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ }
+
+ init();
+
+ /* Set initial projection/viewing transformation.
+ * We can't be sure we'll get a ConfigureNotify event when the window
+ * first appears.
+ */
+ reshape(winWidth, winHeight);
+
+ event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+ eglDestroyContext(egl_dpy, egl_ctx);
+ eglDestroySurface(egl_dpy, egl_surf);
+ eglTerminate(egl_dpy);
+
+
+ XDestroyWindow(x_dpy, win);
+ XCloseDisplay(x_dpy);
+
+ return 0;
+}
diff --git a/progs/egl/xeglgears.c b/progs/egl/xeglgears.c
new file mode 100644
index 0000000..72ed005
--- /dev/null
+++ b/progs/egl/xeglgears.c
@@ -0,0 +1,608 @@
+/*
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Ported to X/EGL/GLES. XXX Actually, uses full OpenGL ATM.
+ * Brian Paul
+ * 30 May 2008
+ */
+
+/*
+ * Command line options:
+ * -info print GL implementation information
+ *
+ */
+
+
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GL/gl.h>
+#include <EGL/egl.h>
+
+
+#define BENCHMARK
+
+#ifdef BENCHMARK
+
+/* XXX this probably isn't very portable */
+
+#include <sys/time.h>
+#include <unistd.h>
+
+/* return current time (in seconds) */
+static double
+current_time(void)
+{
+ struct timeval tv;
+#ifdef __VMS
+ (void) gettimeofday(&tv, NULL );
+#else
+ struct timezone tz;
+ (void) gettimeofday(&tv, &tz);
+#endif
+ return (double) tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+#else /*BENCHMARK*/
+
+/* dummy */
+static double
+current_time(void)
+{
+ /* update this function for other platforms! */
+ static double t = 0.0;
+ static int warn = 1;
+ if (warn) {
+ fprintf(stderr, "Warning: current_time() not implemented!!\n");
+ warn = 0;
+ }
+ return t += 1.0;
+}
+
+#endif /*BENCHMARK*/
+
+
+
+#ifndef M_PI
+#define M_PI 3.14159265
+#endif
+
+
+static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0;
+static GLint gear1, gear2, gear3;
+static GLfloat angle = 0.0;
+
+static GLboolean fullscreen = GL_FALSE; /* Create a single fullscreen window */
+
+
+/*
+ *
+ * Draw a gear wheel. You'll probably want to call this function when
+ * building a display list since we do a lot of trig here.
+ *
+ * Input: inner_radius - radius of hole at center
+ * outer_radius - radius at center of teeth
+ * width - width of gear
+ * teeth - number of teeth
+ * tooth_depth - depth of tooth
+ */
+static void
+gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width,
+ GLint teeth, GLfloat tooth_depth)
+{
+ GLint i;
+ GLfloat r0, r1, r2;
+ GLfloat angle, da;
+ GLfloat u, v, len;
+
+ r0 = inner_radius;
+ r1 = outer_radius - tooth_depth / 2.0;
+ r2 = outer_radius + tooth_depth / 2.0;
+
+ da = 2.0 * M_PI / teeth / 4.0;
+
+ glShadeModel(GL_FLAT);
+
+ glNormal3f(0.0, 0.0, 1.0);
+
+ /* draw front face */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ if (i < teeth) {
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ }
+ }
+ glEnd();
+
+ /* draw front sides of teeth */
+ glBegin(GL_QUADS);
+ da = 2.0 * M_PI / teeth / 4.0;
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ }
+ glEnd();
+
+ glNormal3f(0.0, 0.0, -1.0);
+
+ /* draw back face */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ if (i < teeth) {
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ }
+ }
+ glEnd();
+
+ /* draw back sides of teeth */
+ glBegin(GL_QUADS);
+ da = 2.0 * M_PI / teeth / 4.0;
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ -width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ }
+ glEnd();
+
+ /* draw outward faces of teeth */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i < teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5);
+ glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5);
+ u = r2 * cos(angle + da) - r1 * cos(angle);
+ v = r2 * sin(angle + da) - r1 * sin(angle);
+ len = sqrt(u * u + v * v);
+ u /= len;
+ v /= len;
+ glNormal3f(v, -u, 0.0);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5);
+ glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5);
+ glNormal3f(cos(angle), sin(angle), 0.0);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ width * 0.5);
+ glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da),
+ -width * 0.5);
+ u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da);
+ v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da);
+ glNormal3f(v, -u, 0.0);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ width * 0.5);
+ glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da),
+ -width * 0.5);
+ glNormal3f(cos(angle), sin(angle), 0.0);
+ }
+
+ glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5);
+ glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5);
+
+ glEnd();
+
+ glShadeModel(GL_SMOOTH);
+
+ /* draw inside radius cylinder */
+ glBegin(GL_QUAD_STRIP);
+ for (i = 0; i <= teeth; i++) {
+ angle = i * 2.0 * M_PI / teeth;
+ glNormal3f(-cos(angle), -sin(angle), 0.0);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5);
+ glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5);
+ }
+ glEnd();
+}
+
+
+static void
+draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(view_rotx, 1.0, 0.0, 0.0);
+ glRotatef(view_roty, 0.0, 1.0, 0.0);
+ glRotatef(view_rotz, 0.0, 0.0, 1.0);
+
+ glPushMatrix();
+ glTranslatef(-3.0, -2.0, 0.0);
+ glRotatef(angle, 0.0, 0.0, 1.0);
+ glCallList(gear1);
+ glPopMatrix();
+
+ glPushMatrix();
+ glTranslatef(3.1, -2.0, 0.0);
+ glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0);
+ glCallList(gear2);
+ glPopMatrix();
+
+ glPushMatrix();
+ glTranslatef(-3.1, 4.2, 0.0);
+ glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0);
+ glCallList(gear3);
+ glPopMatrix();
+
+ glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+ GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+ glViewport(0, 0, (GLint) width, (GLint) height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -40.0);
+}
+
+
+
+static void
+init(void)
+{
+ static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 };
+ static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 };
+ static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 };
+ static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 };
+
+ glLightfv(GL_LIGHT0, GL_POSITION, pos);
+ glEnable(GL_CULL_FACE);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+ glEnable(GL_DEPTH_TEST);
+
+ /* make the gears */
+ gear1 = glGenLists(1);
+ glNewList(gear1, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red);
+ gear(1.0, 4.0, 1.0, 20, 0.7);
+ glEndList();
+
+ gear2 = glGenLists(1);
+ glNewList(gear2, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green);
+ gear(0.5, 2.0, 2.0, 10, 0.7);
+ glEndList();
+
+ gear3 = glGenLists(1);
+ glNewList(gear3, GL_COMPILE);
+ glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue);
+ gear(1.3, 2.0, 0.5, 10, 0.7);
+ glEndList();
+
+ glEnable(GL_NORMALIZE);
+
+ glClearColor(0.2, 0.2, 0.2, 0.0);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+ const char *name,
+ int x, int y, int width, int height,
+ Window *winRet,
+ EGLContext *ctxRet,
+ EGLSurface *surfRet)
+{
+ static const EGLint attribs[] = {
+ EGL_RED_SIZE, 1,
+ EGL_GREEN_SIZE, 1,
+ EGL_BLUE_SIZE, 1,
+ /*EGL_DOUBLEBUFFER,*/
+ EGL_DEPTH_SIZE, 1,
+ EGL_NONE
+ };
+
+ int scrnum;
+ XSetWindowAttributes attr;
+ unsigned long mask;
+ Window root;
+ Window win;
+ XVisualInfo *visInfo, visTemplate;
+ int num_visuals;
+ EGLContext ctx;
+ EGLConfig config;
+ EGLint num_configs, vid;
+
+ scrnum = DefaultScreen( x_dpy );
+ root = RootWindow( x_dpy, scrnum );
+
+ if (fullscreen) {
+ x = 0; y = 0;
+ width = DisplayWidth( x_dpy, scrnum );
+ height = DisplayHeight( x_dpy, scrnum );
+ }
+
+ if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+ printf("Error: couldn't get an EGL visual config\n");
+ exit(1);
+ }
+
+ if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+ printf("Error: eglGetConfigAttrib() failed\n");
+ exit(1);
+ }
+
+ /* The X window visual must match the EGL config */
+ visTemplate.visualid = vid;
+ visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+ if (!visInfo) {
+ printf("Error: couldn't get X visual\n");
+ exit(1);
+ }
+
+ /* window attributes */
+ attr.background_pixel = 0;
+ attr.border_pixel = 0;
+ attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+ attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+ attr.override_redirect = fullscreen;
+ mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect;
+
+ win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+ 0, visInfo->depth, InputOutput,
+ visInfo->visual, mask, &attr );
+
+ /* set hints and properties */
+ {
+ XSizeHints sizehints;
+ sizehints.x = x;
+ sizehints.y = y;
+ sizehints.width = width;
+ sizehints.height = height;
+ sizehints.flags = USSize | USPosition;
+ XSetNormalHints(x_dpy, win, &sizehints);
+ XSetStandardProperties(x_dpy, win, name, name,
+ None, (char **)NULL, 0, &sizehints);
+ }
+
+ eglBindAPI(EGL_OPENGL_API);
+
+ ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+ if (!ctx) {
+ printf("Error: glXCreateContext failed\n");
+ exit(1);
+ }
+
+ *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+ XFree(visInfo);
+
+ *winRet = win;
+ *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+ EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+ while (1) {
+ while (XPending(dpy) > 0) {
+ XEvent event;
+ XNextEvent(dpy, &event);
+ switch (event.type) {
+ case Expose:
+ /* we'll redraw below */
+ break;
+ case ConfigureNotify:
+ reshape(event.xconfigure.width, event.xconfigure.height);
+ break;
+ case KeyPress:
+ {
+ char buffer[10];
+ int r, code;
+ code = XLookupKeysym(&event.xkey, 0);
+ if (code == XK_Left) {
+ view_roty += 5.0;
+ }
+ else if (code == XK_Right) {
+ view_roty -= 5.0;
+ }
+ else if (code == XK_Up) {
+ view_rotx += 5.0;
+ }
+ else if (code == XK_Down) {
+ view_rotx -= 5.0;
+ }
+ else {
+ r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+ NULL, NULL);
+ if (buffer[0] == 27) {
+ /* escape */
+ return;
+ }
+ }
+ }
+ }
+ }
+
+ {
+ static int frames = 0;
+ static double tRot0 = -1.0, tRate0 = -1.0;
+ double dt, t = current_time();
+ if (tRot0 < 0.0)
+ tRot0 = t;
+ dt = t - tRot0;
+ tRot0 = t;
+
+ /* advance rotation for next frame */
+ angle += 70.0 * dt; /* 70 degrees per second */
+ if (angle > 3600.0)
+ angle -= 3600.0;
+
+ draw();
+ eglSwapBuffers(egl_dpy, egl_surf);
+
+ frames++;
+
+ if (tRate0 < 0.0)
+ tRate0 = t;
+ if (t - tRate0 >= 5.0) {
+ GLfloat seconds = t - tRate0;
+ GLfloat fps = frames / seconds;
+ printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds,
+ fps);
+ tRate0 = t;
+ frames = 0;
+ }
+ }
+ }
+}
+
+
+static void
+usage(void)
+{
+ printf("Usage:\n");
+ printf(" -display <displayname> set the display to run on\n");
+ printf(" -fullscreen run in fullscreen mode\n");
+ printf(" -info display OpenGL renderer info\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ const int winWidth = 300, winHeight = 300;
+ Display *x_dpy;
+ Window win;
+ EGLSurface egl_surf;
+ EGLContext egl_ctx;
+ EGLDisplay egl_dpy;
+ char *dpyName = NULL;
+ GLboolean printInfo = GL_FALSE;
+ EGLint egl_major, egl_minor;
+ int i;
+ const char *s;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-display") == 0) {
+ dpyName = argv[i+1];
+ i++;
+ }
+ else if (strcmp(argv[i], "-info") == 0) {
+ printInfo = GL_TRUE;
+ }
+ else if (strcmp(argv[i], "-fullscreen") == 0) {
+ fullscreen = GL_TRUE;
+ }
+ else {
+ usage();
+ return -1;
+ }
+ }
+
+ x_dpy = XOpenDisplay(dpyName);
+ if (!x_dpy) {
+ printf("Error: couldn't open display %s\n",
+ dpyName ? dpyName : getenv("DISPLAY"));
+ return -1;
+ }
+
+ egl_dpy = eglGetDisplay(x_dpy);
+ if (!egl_dpy) {
+ printf("Error: eglGetDisplay() failed\n");
+ return -1;
+ }
+
+ if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+ printf("Error: eglInitialize() failed\n");
+ return -1;
+ }
+
+ s = eglQueryString(egl_dpy, EGL_VERSION);
+ printf("EGL_VERSION = %s\n", s);
+
+ make_x_window(x_dpy, egl_dpy,
+ "glxgears", 0, 0, winWidth, winHeight,
+ &win, &egl_ctx, &egl_surf);
+
+ XMapWindow(x_dpy, win);
+ eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx);
+
+ if (printInfo) {
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ printf("GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ }
+
+ init();
+
+ /* Set initial projection/viewing transformation.
+ * We can't be sure we'll get a ConfigureNotify event when the window
+ * first appears.
+ */
+ reshape(winWidth, winHeight);
+
+ event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+ glDeleteLists(gear1, 1);
+ glDeleteLists(gear2, 1);
+ glDeleteLists(gear3, 1);
+
+ eglDestroyContext(egl_dpy, egl_ctx);
+ eglDestroySurface(egl_dpy, egl_surf);
+ eglTerminate(egl_dpy);
+
+
+ XDestroyWindow(x_dpy, win);
+ XCloseDisplay(x_dpy);
+
+ return 0;
+}
diff --git a/progs/fbdev/Makefile b/progs/fbdev/Makefile
index 3940124..e935a51 100644
--- a/progs/fbdev/Makefile
+++ b/progs/fbdev/Makefile
@@ -42,6 +42,7 @@
depend: $(SOURCES)
+ rm -f depend
touch depend
$(MKDEP) $(MKDEP_OPTIONS) $(INCLUDES) $(SOURCES) > /dev/null
diff --git a/progs/fp/Makefile b/progs/fp/Makefile
index 3e52474..2089fc5 100644
--- a/progs/fp/Makefile
+++ b/progs/fp/Makefile
@@ -11,46 +11,14 @@
LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) $(APP_LIB_DEPS)
SOURCES = \
- tri-abs.c \
- tri-add.c \
- tri-cmp.c \
- tri-cos.c \
- tri-dp3.c \
- tri-dp4.c \
- tri-dph.c \
- tri-dst.c \
- tri-ex2.c \
- tri-flr.c \
- tri-frc.c \
- tri-kil.c \
- tri-lg2.c \
- tri-lit.c \
- tri-lrp.c \
- tri-mad.c \
- tri-max.c \
- tri-min.c \
- tri-mov.c \
- tri-mul.c \
- tri-pow.c \
- tri-param.c \
- tri-rcp.c \
- tri-rsq.c \
- tri-scs.c \
- tri-sge.c \
- tri-sge2.c \
- tri-sin.c \
- tri-slt.c \
- tri-sub.c \
- tri-swz.c \
- tri-swz2.c \
tri-tex.c \
- tri-xpd.c \
- tri-position.c \
point-position.c \
tri-depth.c \
tri-depth2.c \
tri-depthwrite.c \
tri-depthwrite2.c \
+ tri-param.c \
+ fp-tri.c
NOTDONE=\
tri-txb.c \
diff --git a/progs/fp/abs.txt b/progs/fp/abs.txt
new file mode 100644
index 0000000..61ef952
--- /dev/null
+++ b/progs/fp/abs.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+SUB R0, {0.5}.x, fragment.color;
+ABS result.color, R0;
+END
diff --git a/progs/fp/add.txt b/progs/fp/add.txt
new file mode 100644
index 0000000..031076d
--- /dev/null
+++ b/progs/fp/add.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+ADD R0, fragment.color, fragment.color;
+ADD result.color, R0, R0;
+END
diff --git a/progs/fp/cmp.txt b/progs/fp/cmp.txt
new file mode 100644
index 0000000..7845160
--- /dev/null
+++ b/progs/fp/cmp.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+SUB R0, {0.5}.x, fragment.color;
+CMP result.color, R0, fragment.color, {0.0}.x;
+END
diff --git a/progs/fp/cos.txt b/progs/fp/cos.txt
new file mode 100644
index 0000000..d51b13b
--- /dev/null
+++ b/progs/fp/cos.txt
@@ -0,0 +1,8 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {3.14}.x;
+COS result.color.x, R0.x;
+COS result.color.y, R0.y;
+COS result.color.z, R0.z;
+END
+
diff --git a/progs/fp/dp3.txt b/progs/fp/dp3.txt
new file mode 100644
index 0000000..75532f8
--- /dev/null
+++ b/progs/fp/dp3.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0;
+DP3 result.color, fragment.color, fragment.color;
+END
diff --git a/progs/fp/dp4.txt b/progs/fp/dp4.txt
new file mode 100644
index 0000000..8d09c8d
--- /dev/null
+++ b/progs/fp/dp4.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0;
+DP4 result.color, fragment.color.xxxx, fragment.color;
+END
diff --git a/progs/fp/dph.txt b/progs/fp/dph.txt
new file mode 100644
index 0000000..6eb59a4
--- /dev/null
+++ b/progs/fp/dph.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0;
+DPH result.color, fragment.color, fragment.color.xyzx;
+END
diff --git a/progs/fp/dst.txt b/progs/fp/dst.txt
new file mode 100644
index 0000000..6ebabbd
--- /dev/null
+++ b/progs/fp/dst.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+DST result.color, fragment.color, fragment.color;
+END
diff --git a/progs/fp/ex2.txt b/progs/fp/ex2.txt
new file mode 100644
index 0000000..b540f7b
--- /dev/null
+++ b/progs/fp/ex2.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+EX2 R0, fragment.color.x;
+SUB result.color, R0, {1.0}.x;
+END
diff --git a/progs/fp/flr.txt b/progs/fp/flr.txt
new file mode 100644
index 0000000..c3479c7
--- /dev/null
+++ b/progs/fp/flr.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+ADD R0, fragment.color, {0.5}.x;
+FLR result.color, R0;
+END
diff --git a/progs/fp/fp-tri.c b/progs/fp/fp-tri.c
new file mode 100644
index 0000000..cb991f8
--- /dev/null
+++ b/progs/fp/fp-tri.c
@@ -0,0 +1,169 @@
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+#include <unistd.h>
+#include <signal.h>
+
+unsigned show_fps = 0;
+unsigned int frame_cnt = 0;
+void alarmhandler(int);
+static const char *filename = NULL;
+
+static void usage(char *name)
+{
+ fprintf(stderr, "usage: %s [ options ] shader_filename\n", name);
+ fprintf(stderr, "\n" );
+ fprintf(stderr, "options:\n");
+ fprintf(stderr, " -fps show frames per second\n");
+}
+
+void alarmhandler (int sig)
+{
+ if (sig == SIGALRM) {
+ printf("%d frames in 5.0 seconds = %.3f FPS\n", frame_cnt,
+ frame_cnt / 5.0);
+
+ frame_cnt = 0;
+ }
+ signal(SIGALRM, alarmhandler);
+ alarm(5);
+}
+
+static void args(int argc, char *argv[])
+{
+ GLint i;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-fps") == 0) {
+ show_fps = 1;
+ }
+ else if (i == argc - 1) {
+ filename = argv[i];
+ }
+ else {
+ usage(argv[0]);
+ exit(1);
+ }
+ }
+
+ if (!filename) {
+ usage(argv[0]);
+ exit(1);
+ }
+}
+
+static void Init( void )
+{
+ GLint errno;
+ GLuint prognum;
+ char buf[4096];
+ GLuint sz;
+ FILE *f;
+
+ if ((f = fopen(filename, "r")) == NULL) {
+ fprintf(stderr, "Couldn't open %s\n", filename);
+ exit(1);
+ }
+
+ sz = fread(buf, 1, sizeof(buf), f);
+ if (!feof(f)) {
+ fprintf(stderr, "file too long\n");
+ exit(1);
+ }
+ fprintf(stderr, "%.*s\n", sz, buf);
+
+ if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+ printf("Error: GL_ARB_fragment_program not supported!\n");
+ exit(1);
+ }
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+
+ /* Setup the fragment program */
+ glGenProgramsARB(1, &prognum);
+ glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ sz, (const GLubyte *)buf);
+
+ errno = glGetError();
+ printf("glGetError = 0x%x\n", errno);
+ if (errno != GL_NO_ERROR) {
+ GLint errorpos;
+
+ glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+ printf("errorpos: %d\n", errorpos);
+ printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
+ (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+ }
+ glEnable(GL_FRAGMENT_PROGRAM_ARB);
+
+ glClearColor(.3, .3, .3, 0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,1);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,1,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (show_fps) {
+ ++frame_cnt;
+ glutPostRedisplay();
+ }
+}
+
+
+int main(int argc, char **argv)
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(250, 250);
+ glutInitDisplayMode(GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH);
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Display);
+ args(argc, argv);
+ Init();
+ if (show_fps) {
+ signal(SIGALRM, alarmhandler);
+ alarm(5);
+ }
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/fp/frc.txt b/progs/fp/frc.txt
new file mode 100644
index 0000000..efacaa8
--- /dev/null
+++ b/progs/fp/frc.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {3.0}.x;
+FRC result.color, R0;
+END
diff --git a/progs/fp/kil.txt b/progs/fp/kil.txt
new file mode 100644
index 0000000..d95deb0
--- /dev/null
+++ b/progs/fp/kil.txt
@@ -0,0 +1,6 @@
+!!ARBfp1.0
+TEMP R0;
+SUB R0, fragment.color, {0.5,0,0,0};
+KIL R0;
+MOV result.color, R0;
+END
diff --git a/progs/fp/lg2.txt b/progs/fp/lg2.txt
new file mode 100644
index 0000000..6707d7c
--- /dev/null
+++ b/progs/fp/lg2.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {4.0}.x;
+LG2 result.color, R0.x;
+END
diff --git a/progs/fp/lit.txt b/progs/fp/lit.txt
new file mode 100644
index 0000000..333c50d
--- /dev/null
+++ b/progs/fp/lit.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+SUB R0, {0.5}.x, fragment.color;
+LIT result.color, R0;
+END
diff --git a/progs/fp/lrp.txt b/progs/fp/lrp.txt
new file mode 100644
index 0000000..56cb5f5
--- /dev/null
+++ b/progs/fp/lrp.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0, R1;
+LRP result.color, fragment.color.z, {1,0,0,1}, {0,1,0,1};
+END
diff --git a/progs/fp/mad.txt b/progs/fp/mad.txt
new file mode 100644
index 0000000..77ffac4
--- /dev/null
+++ b/progs/fp/mad.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0, R1;
+MAD result.color, fragment.color.z, {1,0,0,1}, fragment.color;
+END
diff --git a/progs/fp/max.txt b/progs/fp/max.txt
new file mode 100644
index 0000000..0f3bffd
--- /dev/null
+++ b/progs/fp/max.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+MAX result.color, {0.5}.x, fragment.color;
+END
diff --git a/progs/fp/min.txt b/progs/fp/min.txt
new file mode 100644
index 0000000..06d8f91
--- /dev/null
+++ b/progs/fp/min.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+MIN result.color, {0.5}.x, fragment.color;
+END
diff --git a/progs/fp/mov.txt b/progs/fp/mov.txt
new file mode 100644
index 0000000..4c67bae
--- /dev/null
+++ b/progs/fp/mov.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+MOV result.color, fragment.color;
+END
diff --git a/progs/fp/mul.txt b/progs/fp/mul.txt
new file mode 100644
index 0000000..907155d
--- /dev/null
+++ b/progs/fp/mul.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+MUL result.color, fragment.color, fragment.color;
+END
diff --git a/progs/fp/position.txt b/progs/fp/position.txt
new file mode 100644
index 0000000..27fac12
--- /dev/null
+++ b/progs/fp/position.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+MUL result.color, fragment.position, {.005}.x;
+END
diff --git a/progs/fp/pow.txt b/progs/fp/pow.txt
new file mode 100644
index 0000000..35c7385
--- /dev/null
+++ b/progs/fp/pow.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0;
+POW result.color, fragment.color.x, fragment.color.y;
+END
diff --git a/progs/fp/rcp.txt b/progs/fp/rcp.txt
new file mode 100644
index 0000000..122161c
--- /dev/null
+++ b/progs/fp/rcp.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+ADD R0, fragment.color.x, fragment.color.x;
+RCP result.color, R0.x;
+END
diff --git a/progs/fp/rsq.txt b/progs/fp/rsq.txt
new file mode 100644
index 0000000..b28de4b
--- /dev/null
+++ b/progs/fp/rsq.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {3.0}.x;
+RSQ result.color, R0.x;
+END
diff --git a/progs/fp/scs.txt b/progs/fp/scs.txt
new file mode 100644
index 0000000..5a8c9f1
--- /dev/null
+++ b/progs/fp/scs.txt
@@ -0,0 +1,5 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {3.14}.x;
+SCS result.color, R0.x;
+END
diff --git a/progs/fp/sge.txt b/progs/fp/sge.txt
new file mode 100644
index 0000000..5385692
--- /dev/null
+++ b/progs/fp/sge.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+SGE result.color, {0.5}.x, fragment.color;
+END
diff --git a/progs/fp/sge2.txt b/progs/fp/sge2.txt
new file mode 100644
index 0000000..e02a50d
--- /dev/null
+++ b/progs/fp/sge2.txt
@@ -0,0 +1,8 @@
+!!ARBfp1.0
+TEMP R0;
+TEMP R1;
+SGE R0, fragment.color, fragment.color.yzxw;
+SGE R1, fragment.color, fragment.color.zxyw;
+MUL R0, R0, R1;
+MUL result.color, R0, fragment.color;
+END
diff --git a/progs/fp/sin.txt b/progs/fp/sin.txt
new file mode 100644
index 0000000..4a8cdb6
--- /dev/null
+++ b/progs/fp/sin.txt
@@ -0,0 +1,8 @@
+!!ARBfp1.0
+TEMP R0;
+MUL R0, fragment.color, {3.14}.x;
+MOV result.color, {0.0}.x;
+SIN result.color.x, R0.x;
+SIN result.color.y, R0.y;
+SIN result.color.z, R0.z;
+END
diff --git a/progs/fp/slt.txt b/progs/fp/slt.txt
new file mode 100644
index 0000000..a3b3ff5
--- /dev/null
+++ b/progs/fp/slt.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+SLT result.color, {0.5}.x, fragment.color;
+END
diff --git a/progs/fp/sub.txt b/progs/fp/sub.txt
new file mode 100644
index 0000000..b4e5cc0
--- /dev/null
+++ b/progs/fp/sub.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+SUB result.color, fragment.color.yzxw, fragment.color;
+END
diff --git a/progs/fp/swz.txt b/progs/fp/swz.txt
new file mode 100644
index 0000000..e28f112
--- /dev/null
+++ b/progs/fp/swz.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+SWZ result.color, fragment.color, 1,x,y,z;
+END
diff --git a/progs/fp/swz2.txt b/progs/fp/swz2.txt
new file mode 100644
index 0000000..5c12b84
--- /dev/null
+++ b/progs/fp/swz2.txt
@@ -0,0 +1,4 @@
+!!ARBfp1.0
+TEMP R0, R1;
+SWZ result.color, fragment.color, 1, 0, 0, 1;
+END
diff --git a/progs/fp/tri-abs.c b/progs/fp/tri-abs.c
deleted file mode 100644
index 44aa2cf..0000000
--- a/progs/fp/tri-abs.c
+++ /dev/null
@@ -1,107 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "SUB R0, {0.5}.x, fragment.color; \n"
- "ABS result.color, R0; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-add.c b/progs/fp/tri-add.c
deleted file mode 100644
index b086126..0000000
--- a/progs/fp/tri-add.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "ADD R0, fragment.color, fragment.color; \n"
- "ADD result.color, R0, R0; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-cmp.c b/progs/fp/tri-cmp.c
deleted file mode 100644
index 968b67f..0000000
--- a/progs/fp/tri-cmp.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "SUB R0, {0.5}.x, fragment.color; \n"
- "CMP result.color, R0, fragment.color, {0.0}.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-cos.c b/progs/fp/tri-cos.c
deleted file mode 100644
index 7ea2453..0000000
--- a/progs/fp/tri-cos.c
+++ /dev/null
@@ -1,113 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0; \n"
- "MUL R0, fragment.color, {3.14}.x; \n"
- "COS result.color.x, R0.x; \n"
- "COS result.color.y, R0.y; \n"
- "COS result.color.z, R0.z; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-dp3.c b/progs/fp/tri-dp3.c
deleted file mode 100644
index 0e18de2..0000000
--- a/progs/fp/tri-dp3.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "DP3 result.color, fragment.color, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-dp4.c b/progs/fp/tri-dp4.c
deleted file mode 100644
index 400bbf4..0000000
--- a/progs/fp/tri-dp4.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "DP4 result.color, fragment.color.xxxx, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-dph.c b/progs/fp/tri-dph.c
deleted file mode 100644
index 958073c..0000000
--- a/progs/fp/tri-dph.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "DPH result.color, fragment.color, fragment.color.xyzx; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-dst.c b/progs/fp/tri-dst.c
deleted file mode 100644
index 3d85e85..0000000
--- a/progs/fp/tri-dst.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "DST result.color, fragment.color, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-ex2.c b/progs/fp/tri-ex2.c
deleted file mode 100644
index f09b1d7..0000000
--- a/progs/fp/tri-ex2.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "EX2 R0, fragment.color.x; \n"
- "SUB result.color, R0, {1.0}.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-flr.c b/progs/fp/tri-flr.c
deleted file mode 100644
index 059f6b6..0000000
--- a/progs/fp/tri-flr.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "ADD R0, fragment.color, {0.5}.x; \n"
- "FLR result.color, R0; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-fp.c b/progs/fp/tri-fp.c
deleted file mode 100644
index 4148a8d..0000000
--- a/progs/fp/tri-fp.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "SLT result.color, {0.5}.x, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-frc.c b/progs/fp/tri-frc.c
deleted file mode 100644
index 8d60c9d..0000000
--- a/progs/fp/tri-frc.c
+++ /dev/null
@@ -1,111 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0; \n"
- "MUL R0, fragment.color, {3.0}.x; \n"
- "FRC result.color, R0; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-kil.c b/progs/fp/tri-kil.c
deleted file mode 100644
index 47dbd04..0000000
--- a/progs/fp/tri-kil.c
+++ /dev/null
@@ -1,111 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "SUB R0, fragment.color, {0.5,0,0,0}; \n"
- "KIL R0;"
- "MOV result.color, R0;"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-lg2.c b/progs/fp/tri-lg2.c
deleted file mode 100644
index c7eec46..0000000
--- a/progs/fp/tri-lg2.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "MUL R0, fragment.color, {4.0}.x; \n"
- "LG2 result.color, R0.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-lit.c b/progs/fp/tri-lit.c
deleted file mode 100644
index 21e3b6f..0000000
--- a/progs/fp/tri-lit.c
+++ /dev/null
@@ -1,111 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "SUB R0, {0.5}.x, fragment.color; \n"
- "LIT result.color, R0; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-lrp.c b/progs/fp/tri-lrp.c
deleted file mode 100644
index a5659ee..0000000
--- a/progs/fp/tri-lrp.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0, R1;\n"
- "LRP result.color, fragment.color.z, {1,0,0,1}, {0,1,0,1}; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-mad.c b/progs/fp/tri-mad.c
deleted file mode 100644
index b46d139..0000000
--- a/progs/fp/tri-mad.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0, R1;\n"
- "MAD result.color, fragment.color.z, {1,0,0,1}, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-max.c b/progs/fp/tri-max.c
deleted file mode 100644
index 481a067..0000000
--- a/progs/fp/tri-max.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "MAX result.color, {0.5}.x, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-min.c b/progs/fp/tri-min.c
deleted file mode 100644
index 7bb722f..0000000
--- a/progs/fp/tri-min.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "MIN result.color, {0.5}.x, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-mov.c b/progs/fp/tri-mov.c
deleted file mode 100644
index 40b5b66..0000000
--- a/progs/fp/tri-mov.c
+++ /dev/null
@@ -1,102 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "MOV result.color, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB | GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-mul.c b/progs/fp/tri-mul.c
deleted file mode 100644
index 61dd3e0..0000000
--- a/progs/fp/tri-mul.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "MUL result.color, fragment.color, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-position.c b/progs/fp/tri-position.c
deleted file mode 100644
index 18e8182..0000000
--- a/progs/fp/tri-position.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "MUL result.color, fragment.position, {.005}.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-pow.c b/progs/fp/tri-pow.c
deleted file mode 100644
index ef91e43..0000000
--- a/progs/fp/tri-pow.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "POW result.color, fragment.color.x, fragment.color.y; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-rcp.c b/progs/fp/tri-rcp.c
deleted file mode 100644
index e2a2704..0000000
--- a/progs/fp/tri-rcp.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "ADD R0, fragment.color.x, fragment.color.x; \n"
- "RCP result.color, R0.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-rsq.c b/progs/fp/tri-rsq.c
deleted file mode 100644
index c5b2c1b..0000000
--- a/progs/fp/tri-rsq.c
+++ /dev/null
@@ -1,110 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "MUL R0, fragment.color, {3.0}.x; \n"
- "RSQ result.color, R0.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-scs.c b/progs/fp/tri-scs.c
deleted file mode 100644
index ce7c006..0000000
--- a/progs/fp/tri-scs.c
+++ /dev/null
@@ -1,111 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0; \n"
- "MUL R0, fragment.color, {3.14}.x; \n"
- "SCS result.color, R0.x; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-sge.c b/progs/fp/tri-sge.c
deleted file mode 100644
index 6a360ca..0000000
--- a/progs/fp/tri-sge.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "SGE result.color, {0.5}.x, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-sge2.c b/progs/fp/tri-sge2.c
deleted file mode 100644
index c433009..0000000
--- a/progs/fp/tri-sge2.c
+++ /dev/null
@@ -1,114 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0;\n"
- "TEMP R1;\n"
- "SGE R0, fragment.color, fragment.color.yzxw; \n"
- "SGE R1, fragment.color, fragment.color.zxyw; \n"
- "MUL R0, R0, R1; \n"
- "MUL result.color, R0, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-sin.c b/progs/fp/tri-sin.c
deleted file mode 100644
index 772903e..0000000
--- a/progs/fp/tri-sin.c
+++ /dev/null
@@ -1,114 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0; \n"
- "MUL R0, fragment.color, {3.14}.x; \n"
- "MOV result.color, {0.0}.x; \n"
- "SIN result.color.x, R0.x; \n"
- "SIN result.color.y, R0.y; \n"
- "SIN result.color.z, R0.z; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-slt.c b/progs/fp/tri-slt.c
deleted file mode 100644
index 4148a8d..0000000
--- a/progs/fp/tri-slt.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "SLT result.color, {0.5}.x, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-sub.c b/progs/fp/tri-sub.c
deleted file mode 100644
index 6faa414..0000000
--- a/progs/fp/tri-sub.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "SUB result.color, fragment.color.yzxw, fragment.color; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-swz.c b/progs/fp/tri-swz.c
deleted file mode 100644
index 5f34f7a..0000000
--- a/progs/fp/tri-swz.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "SWZ result.color, fragment.color, 1,x,y,z; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-swz2.c b/progs/fp/tri-swz2.c
deleted file mode 100644
index fd76b58..0000000
--- a/progs/fp/tri-swz2.c
+++ /dev/null
@@ -1,109 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "TEMP R0, R1;\n"
- "SWZ result.color, fragment.color, 1, 0, 0, 1; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/tri-xpd.c b/progs/fp/tri-xpd.c
deleted file mode 100644
index 9aca46b..0000000
--- a/progs/fp/tri-xpd.c
+++ /dev/null
@@ -1,108 +0,0 @@
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-#include "GL/gl.h"
-
-
-
-static void Init( void )
-{
- static const char *modulate2D =
- "!!ARBfp1.0\n"
- "XPD result.color, fragment.color, {2,2,2,0}; \n"
- "END"
- ;
- GLuint modulateProg;
-
- if (!glutExtensionSupported("GL_ARB_fragment_program")) {
- printf("Error: GL_ARB_fragment_program not supported!\n");
- exit(1);
- }
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
-
- /* Setup the fragment program */
- glGenProgramsARB(1, &modulateProg);
- glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, modulateProg);
- glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- strlen(modulate2D), (const GLubyte *)modulate2D);
-
- printf("glGetError = 0x%x\n", (int) glGetError());
- printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n",
- (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-
- glEnable(GL_FRAGMENT_PROGRAM_ARB);
-
- glClearColor(.3, .3, .3, 0);
-}
-
-static void Reshape(int width, int height)
-{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
-}
-
-static void Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT);
-
- glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-0.9, 0.0, -30.0);
- glEnd();
-
- glFlush();
-
-
-}
-
-
-int main(int argc, char **argv)
-{
- GLenum type;
-
- glutInit(&argc, argv);
-
-
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
- type = GLUT_RGB;
- type |= GLUT_SINGLE;
- glutInitDisplayMode(type);
-
- if (glutCreateWindow("First Tri") == GL_FALSE) {
- exit(1);
- }
-
- Init();
-
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutDisplayFunc(Draw);
- glutMainLoop();
- return 0;
-}
diff --git a/progs/fp/xpd.txt b/progs/fp/xpd.txt
new file mode 100644
index 0000000..d8dc08d
--- /dev/null
+++ b/progs/fp/xpd.txt
@@ -0,0 +1,3 @@
+!!ARBfp1.0
+XPD result.color, fragment.color, {2,2,2,0};
+END
diff --git a/progs/ggi/gears.c b/progs/ggi/gears.c
index ac2e9f2..2b3231d 100644
--- a/progs/ggi/gears.c
+++ b/progs/ggi/gears.c
@@ -1,4 +1,3 @@
-/* $Id: gears.c,v 1.3 1999/08/22 08:56:50 jtaylor Exp $ */
/*
* 3-D gear wheels. This program is in the public domain.
diff --git a/progs/glsl/.gitignore b/progs/glsl/.gitignore
index 1e0aece..09340ff 100644
--- a/progs/glsl/.gitignore
+++ b/progs/glsl/.gitignore
@@ -1,6 +1,7 @@
bitmap
brick
bump
+convolutions
deriv
extfuncs.h
mandelbrot
diff --git a/progs/glsl/Makefile b/progs/glsl/Makefile
index 850b6bd..ba7a4c6 100644
--- a/progs/glsl/Makefile
+++ b/progs/glsl/Makefile
@@ -23,7 +23,9 @@
texdemo1 \
toyball \
twoside \
- trirast
+ trirast \
+ texdemo1 \
+ convolutions
##### RULES #####
@@ -168,7 +170,11 @@
$(CC) -I$(INCDIR) $(CFLAGS) $(LDFLAGS) trirast.o shaderutil.o $(LIBS) -o $@
+convolutions: convolutions.o readtex.o
+ $(CC) -I$(INCDIR) $(CFLAGS) convolutions.o readtex.o $(APP_LIB_DEPS) -o $@
+convolutions.o: convolutions.c readtex.h
+ $(CC) -c -I$(INCDIR) $(CFLAGS) convolutions.c
clean:
diff --git a/progs/glsl/convolutions.c b/progs/glsl/convolutions.c
index 13c7eab..a25dad5 100644
--- a/progs/glsl/convolutions.c
+++ b/progs/glsl/convolutions.c
@@ -61,15 +61,15 @@
{
GLint stat;
- glShaderSourceARB(shader, 1, (const GLchar **) &text, NULL);
+ glShaderSource(shader, 1, (const GLchar **) &text, NULL);
- glCompileShaderARB(shader);
+ glCompileShader(shader);
- glGetObjectParameterivARB(shader, GL_COMPILE_STATUS, &stat);
+ glGetShaderiv(shader, GL_COMPILE_STATUS, &stat);
if (!stat) {
GLchar log[1000];
GLsizei len;
- glGetInfoLogARB(shader, 1000, &len, log);
+ glGetShaderInfoLog(shader, 1000, &len, log);
fprintf(stderr, "Problem compiling shader: %s\n", log);
exit(1);
}
@@ -105,11 +105,11 @@
checkLink(GLuint prog)
{
GLint stat;
- glGetObjectParameterivARB(prog, GL_LINK_STATUS, &stat);
+ glGetProgramiv(prog, GL_LINK_STATUS, &stat);
if (!stat) {
GLchar log[1000];
GLsizei len;
- glGetInfoLogARB(prog, 1000, &len, log);
+ glGetProgramInfoLog(prog, 1000, &len, log);
fprintf(stderr, "Linker error:\n%s\n", log);
}
else {
@@ -200,12 +200,12 @@
}
loc = glGetUniformLocationARB(program, "KernelValue");
- glUniform4fvARB(loc, 9, vecKer);
+ glUniform4fv(loc, 9, vecKer);
loc = glGetUniformLocationARB(program, "ScaleFactor");
- glUniform4fARB(loc, scale, scale, scale, scale);
+ glUniform4f(loc, scale, scale, scale, scale);
loc = glGetUniformLocationARB(program, "BaseColor");
- glUniform4fARB(loc, baseColor[0], baseColor[1],
- baseColor[2], baseColor[3]);
+ glUniform4f(loc, baseColor[0], baseColor[1],
+ baseColor[2], baseColor[3]);
free(vecKer);
free(kernel);
@@ -229,10 +229,10 @@
glAttachShader(program, fragShader);
}
- glLinkProgramARB(program);
+ glLinkProgram(program);
checkLink(program);
- glUseProgramObjectARB(program);
+ glUseProgram(program);
/*
assert(glIsProgram(program));
@@ -256,7 +256,7 @@
0.0 , -1.0 / texture.height,
-1.0 / texture.width, -1.0 / texture.height };
GLuint offsetLoc = glGetUniformLocationARB(program, "Offset");
- glUniform2fvARB(offsetLoc, 9, offsets);
+ glUniform2fv(offsetLoc, 9, offsets);
}
setupConvolution();
@@ -331,6 +331,7 @@
fprintf(stderr, "Sorry, this program requires GL_ARB_shader_objects, GL_ARB_vertex_shader, and GL_ARB_fragment_shader\n");
exit(1);
}
+
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
diff --git a/progs/glsl/texdemo1.c b/progs/glsl/texdemo1.c
index 4101074..96ddca1 100644
--- a/progs/glsl/texdemo1.c
+++ b/progs/glsl/texdemo1.c
@@ -49,6 +49,7 @@
static GLfloat Xrot = 20.0, Yrot = 20.0, Zrot = 0.0;
static GLfloat EyeDist = 10;
static GLboolean Anim = GL_TRUE;
+static int win = 0;
static struct uniform_info ReflectUniforms[] = {
@@ -159,6 +160,7 @@
EyeDist = 90;
break;
case 27:
+ glutDestroyWindow(win);
exit(0);
}
glutPostRedisplay();
@@ -423,7 +425,7 @@
glutInit(&argc, argv);
glutInitWindowSize(500, 400);
glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
- glutCreateWindow(Demo);
+ win = glutCreateWindow(Demo);
glutReshapeFunc(Reshape);
glutKeyboardFunc(key);
glutSpecialFunc(specialkey);
diff --git a/progs/miniglx/Makefile b/progs/miniglx/Makefile
index d5258b0..e6f5fa5 100644
--- a/progs/miniglx/Makefile
+++ b/progs/miniglx/Makefile
@@ -48,6 +48,7 @@
depend: $(SOURCES)
+ rm -f depend
touch depend
$(MKDEP) $(MKDEP_OPTIONS) $(INCLUDES) $(SOURCES) > /dev/null
diff --git a/progs/miniglx/glfbdevtest.c b/progs/miniglx/glfbdevtest.c
index c82ca6e..d4efb96 100644
--- a/progs/miniglx/glfbdevtest.c
+++ b/progs/miniglx/glfbdevtest.c
@@ -1,4 +1,3 @@
-/* $Id: glfbdevtest.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */
/*
* Test the GLFBDev interface. Only tested with radeonfb driver!!!!
diff --git a/progs/miniglx/manytex.c b/progs/miniglx/manytex.c
index 36fa10d..74b0664 100644
--- a/progs/miniglx/manytex.c
+++ b/progs/miniglx/manytex.c
@@ -1,4 +1,3 @@
-/* $Id: manytex.c,v 1.2 2003/08/23 01:28:59 jonsmirl Exp $ */
/*
* test handling of many texture maps
diff --git a/progs/miniglx/sample_server.c b/progs/miniglx/sample_server.c
index 039c04f..62456ec 100644
--- a/progs/miniglx/sample_server.c
+++ b/progs/miniglx/sample_server.c
@@ -1,4 +1,3 @@
-/* $Id: sample_server.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */
/*
* Sample server that just keeps first available window mapped.
diff --git a/progs/miniglx/sample_server2.c b/progs/miniglx/sample_server2.c
index 58effcf..efd382a 100644
--- a/progs/miniglx/sample_server2.c
+++ b/progs/miniglx/sample_server2.c
@@ -1,4 +1,3 @@
-/* $Id: sample_server2.c,v 1.2 2003/08/23 01:28:59 jonsmirl Exp $ */
/*
* Sample server that just keeps first available window mapped.
diff --git a/progs/miniglx/texline.c b/progs/miniglx/texline.c
index d2a97d2..098077f 100644
--- a/progs/miniglx/texline.c
+++ b/progs/miniglx/texline.c
@@ -1,4 +1,3 @@
-/* $Id: texline.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */
/*
* Test textured lines.
diff --git a/progs/redbook/Windows/redbook.dsw b/progs/redbook/Windows/redbook.dsw
index 71ba7e8..a739af4 100644
--- a/progs/redbook/Windows/redbook.dsw
+++ b/progs/redbook/Windows/redbook.dsw
@@ -1,29 +1,29 @@
-Microsoft Developer Studio Workspace File, Format Version 6.00
-# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
-
-###############################################################################
-
-Project: "teapots"=".\teapots.dsp" - Package Owner=<4>
-
-Package=<5>
-{{{
-}}}
-
-Package=<4>
-{{{
-}}}
-
-###############################################################################
-
-Global:
-
-Package=<5>
-{{{
-}}}
-
-Package=<3>
-{{{
-}}}
-
-###############################################################################
-
+Microsoft Developer Studio Workspace File, Format Version 6.00
+# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
+
+###############################################################################
+
+Project: "teapots"=".\teapots.dsp" - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Global:
+
+Package=<5>
+{{{
+}}}
+
+Package=<3>
+{{{
+}}}
+
+###############################################################################
+
diff --git a/progs/redbook/Windows/teapots.dsp b/progs/redbook/Windows/teapots.dsp
index 4d39865..b74ed08 100644
--- a/progs/redbook/Windows/teapots.dsp
+++ b/progs/redbook/Windows/teapots.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="teapots" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
-
-# TARGTYPE "Win32 (x86) Console Application" 0x0103
-
-CFG=teapots - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
-!MESSAGE use the Export Makefile command and run
-!MESSAGE
-!MESSAGE NMAKE /f "teapots.mak".
-!MESSAGE
-!MESSAGE You can specify a configuration when running NMAKE
-!MESSAGE by defining the macro CFG on the command line. For example:
-!MESSAGE
-!MESSAGE NMAKE /f "teapots.mak" CFG="teapots - Win32 Debug"
-!MESSAGE
-!MESSAGE Possible choices for configuration are:
-!MESSAGE
-!MESSAGE "teapots - Win32 Release" (based on "Win32 (x86) Console Application")
-!MESSAGE "teapots - Win32 Debug" (based on "Win32 (x86) Console Application")
-!MESSAGE
-
-# Begin Project
-# PROP AllowPerConfigDependencies 0
-# PROP Scc_ProjName ""
-# PROP Scc_LocalPath ""
-CPP=cl.exe
-RSC=rc.exe
-
-!IF "$(CFG)" == "teapots - Win32 Release"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 0
-# PROP BASE Output_Dir "Release"
-# PROP BASE Intermediate_Dir "Release"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 0
-# PROP Output_Dir "Release"
-# PROP Intermediate_Dir "Release"
-# PROP Ignore_Export_Lib 0
-# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /W3 /GX /O2 /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /d "NDEBUG"
-BSC32=bscmake.exe
-# ADD BASE BSC32 /nologo
-# ADD BSC32 /nologo
-LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../teapots.exe"
-# Begin Special Build Tool
-SOURCE="$(InputPath)"
-PostBuild_Desc=Copy DLLs
-PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
-# End Special Build Tool
-
-!ELSEIF "$(CFG)" == "teapots - Win32 Debug"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 1
-# PROP BASE Output_Dir "Debug"
-# PROP BASE Intermediate_Dir "Debug"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 1
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
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+
+CFG=teapots - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE
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+!MESSAGE
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE
+!MESSAGE NMAKE /f "teapots.mak" CFG="teapots - Win32 Debug"
+!MESSAGE
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+!MESSAGE "teapots - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "teapots - Win32 Debug" (based on "Win32 (x86) Console Application")
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+
+# Begin Project
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+
+!IF "$(CFG)" == "teapots - Win32 Release"
+
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../teapots.exe"
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diff --git a/progs/samples/Makefile.DJ b/progs/samples/Makefile.DJ
deleted file mode 100644
index cda4e05..0000000
--- a/progs/samples/Makefile.DJ
+++ /dev/null
@@ -1,85 +0,0 @@
-# Mesa 3-D graphics library
-# Version: 4.0
-#
-# Copyright (C) 1999 Brian Paul All Rights Reserved.
-#
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the "Software"),
-# to deal in the Software without restriction, including without limitation
-# the rights to use, copy, modify, merge, publish, distribute, sublicense,
-# and/or sell copies of the Software, and to permit persons to whom the
-# Software is furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included
-# in all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-# DOS/DJGPP samples makefile v1.6 for Mesa
-#
-# Copyright (C) 2002 - Daniel Borca
-# Email : dborca@users.sourceforge.net
-# Web : http://www.geocities.com/dborca
-
-
-#
-# Available options:
-#
-# Environment variables:
-# GLIDE path to Glide3 SDK; used with FX.
-# default = $(TOP)/glide3
-# FX=1 build for 3dfx Glide3. Note that this disables
-# compilation of most DMesa code and requires fxMesa.
-# As a consequence, you'll need the DJGPP Glide3
-# library to build any application.
-# default = no
-# DXE=1 use DXE modules (see README.DJ for details).
-# default = no
-#
-# Targets:
-# <file.exe> build a specific file
-#
-
-
-
-.PHONY: all
-.SUFFIXES: .c .o .exe
-.SECONDARY: ../util/readtex.o ../util/showbuffer.o
-
-TOP = ../..
-GLIDE ?= $(TOP)/glide3
-
-CC = gcc
-CFLAGS = -Wall -W -pedantic
-CFLAGS += -O2 -ffast-math
-CFLAGS += -I$(TOP)/include -I../util
-CFLAGS += -DGLUT_IMPORT_LIB
-ifeq ($(FX),1)
-CFLAGS += -DFX
-endif
-
-LD = gxx
-LDFLAGS = -s -L$(TOP)/lib
-
-ifeq ($(DXE),1)
-LDLIBS += -liglut -liglu -ligl
-else
-LDLIBS = -lglut -lglu -lgl
-ifeq ($(FX),1)
-LDFLAGS += -L$(GLIDE)/lib
-LDLIBS += -lgld3x
-endif
-endif
-
-.c.o:
- $(CC) -o $@ $(CFLAGS) -c $<
-%.exe: ../util/readtex.o ../util/showbuffer.o %.o
- $(LD) -o $@ $(LDFLAGS) $^ $(LDLIBS)
-
-all:
- $(error Must specify <filename.exe> to build)
diff --git a/progs/samples/prim.c b/progs/samples/prim.c
index 388e015..f47c60f 100644
--- a/progs/samples/prim.c
+++ b/progs/samples/prim.c
@@ -466,7 +466,7 @@
} else {
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
}
-
+#if 01
Viewport(0, 0); Point();
Viewport(0, 1); Lines();
Viewport(0, 2); LineStrip();
@@ -479,10 +479,12 @@
Viewport(1, 3); TriangleStrip();
Viewport(2, 0); Rect();
+#endif
Viewport(2, 1); PolygonFunc();
+#if 01
Viewport(2, 2); Quads();
Viewport(2, 3); QuadStrip();
-
+#endif
glFlush();
if (doubleBuffer) {
diff --git a/progs/slang/windows/vc60/cltest.dsp b/progs/slang/windows/vc60/cltest.dsp
index 4c0c2e2..b420397 100644
--- a/progs/slang/windows/vc60/cltest.dsp
+++ b/progs/slang/windows/vc60/cltest.dsp
@@ -1,94 +1,94 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+
+!ENDIF
+
+# Begin Target
+
+# Name "cltest - Win32 Release"
+# Name "cltest - Win32 Debug"
+# Begin Source File
+
+SOURCE=..\..\cltest.c
+# End Source File
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+
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+# End Source File
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diff --git a/progs/slang/windows/vc60/framework.dsp b/progs/slang/windows/vc60/framework.dsp
index 76ed7d3..f8ca5d1 100644
--- a/progs/slang/windows/vc60/framework.dsp
+++ b/progs/slang/windows/vc60/framework.dsp
@@ -1,92 +1,92 @@
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-!MESSAGE
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diff --git a/progs/slang/windows/vc60/vstest.dsp b/progs/slang/windows/vc60/vstest.dsp
index a3a2c70..deb9e3d 100644
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-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
-
-!ENDIF
-
-# Begin Target
-
-# Name "vstest - Win32 Release"
-# Name "vstest - Win32 Debug"
-# Begin Source File
-
-SOURCE=..\..\vstest.c
-# End Source File
-# Begin Source File
-
-SOURCE=..\..\vstest.txt
-# End Source File
-# End Target
-# End Project
+# Microsoft Developer Studio Project File - Name="vstest" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=vstest - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE
+!MESSAGE NMAKE /f "vstest.mak".
+!MESSAGE
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE
+!MESSAGE NMAKE /f "vstest.mak" CFG="vstest - Win32 Debug"
+!MESSAGE
+!MESSAGE Possible choices for configuration are:
+!MESSAGE
+!MESSAGE "vstest - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "vstest - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+RSC=rc.exe
+
+!IF "$(CFG)" == "vstest - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "vstest_release"
+# PROP Intermediate_Dir "vstest_release"
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x415 /d "NDEBUG"
+# ADD RSC /l 0x415 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+
+!ELSEIF "$(CFG)" == "vstest - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "vstest_debug"
+# PROP Intermediate_Dir "vstest_debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x415 /d "_DEBUG"
+# ADD RSC /l 0x415 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+
+!ENDIF
+
+# Begin Target
+
+# Name "vstest - Win32 Release"
+# Name "vstest - Win32 Debug"
+# Begin Source File
+
+SOURCE=..\..\vstest.c
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\vstest.txt
+# End Source File
+# End Target
+# End Project
diff --git a/progs/tests/.gitignore b/progs/tests/.gitignore
index 6505c31..c5b9e28 100644
--- a/progs/tests/.gitignore
+++ b/progs/tests/.gitignore
@@ -18,6 +18,8 @@
bug_3050
bug_3101
bug_3195
+bug_texstore_i8
+calibrate_rast
copypixrate
crossbar
cva
@@ -28,6 +30,7 @@
fbotest1
fbotest2
fbotexture
+fillrate
floattex
fog
fogcoord
@@ -40,7 +43,9 @@
jkrahntest
lineclip
manytex
+minmag
mipmap_limits
+mipmap_view
multipal
no_s3tc
packedpixels
@@ -57,6 +62,8 @@
stencil_twoside
stencil_wrap
stencilwrap
+stencil_wrap
+subtex
subtexrate
tex1d
texcmp
@@ -78,4 +85,6 @@
vpwarpmesh
yuvrect
yuvsquare
+zcomp
+zdrawpix
zreaddraw
diff --git a/progs/tests/Makefile b/progs/tests/Makefile
index cf8e0bf..b111154 100644
--- a/progs/tests/Makefile
+++ b/progs/tests/Makefile
@@ -30,6 +30,8 @@
bug_3050.c \
bug_3101.c \
bug_3195.c \
+ bug_texstore_i8.c \
+ calibrate_rast.c \
copypixrate.c \
crossbar.c \
cva.c \
@@ -40,6 +42,7 @@
fbotest1.c \
fbotest2.c \
fbotexture.c \
+ fillrate.c \
fog.c \
fogcoord.c \
fptest1.c \
@@ -52,6 +55,7 @@
manytex.c \
minmag.c \
mipmap_limits.c \
+ mipmap_view.c \
multipal.c \
no_s3tc.c \
packedpixels.c \
@@ -66,6 +70,7 @@
stencil_twoside.c \
stencilwrap.c \
stencil_wrap.c \
+ subtex \
subtexrate.c \
tex1d.c \
texcompress2.c \
@@ -85,6 +90,8 @@
vpwarpmesh.c \
yuvrect.c \
yuvsquare.c \
+ zcomp.c \
+ zdrawpix.c \
zreaddraw.c
PROGS = $(SOURCES:%.c=%)
@@ -159,6 +166,21 @@
invert.o: invert.c readtex.h
$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) invert.c -o $@
+mipmap_view: mipmap_view.o readtex.o
+ $(CC) $(CFLAGS) mipmap_view.o readtex.o $(LIBS) -o $@
+
+mipmap_view.o: mipmap_view.c readtex.h
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+
+fillrate: fillrate.o readtex.o
+ $(CC) $(CFLAGS) fillrate.o readtex.o $(LIBS) -o $@
+
+fillrate.o: fillrate.c readtex.h
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+
+
readtex.o: readtex.c
$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) readtex.c -o $@
diff --git a/progs/tests/Makefile.win b/progs/tests/Makefile.win
index 0de6c42..d42e3cb 100644
--- a/progs/tests/Makefile.win
+++ b/progs/tests/Makefile.win
@@ -1,4 +1,3 @@
-# $Id: Makefile.win,v 1.1 2002/01/16 01:03:25 kschultz Exp $
# Mesa 3-D graphics library
# Version: 3.5
diff --git a/progs/tests/antialias.c b/progs/tests/antialias.c
index c389bbe..f23b5af 100644
--- a/progs/tests/antialias.c
+++ b/progs/tests/antialias.c
@@ -1,4 +1,3 @@
-/* $Id: antialias.c,v 1.2 2003/03/29 16:42:57 brianp Exp $ */
/*
* Test multisampling and polygon smoothing.
diff --git a/progs/tests/bug_texstore_i8.c b/progs/tests/bug_texstore_i8.c
new file mode 100644
index 0000000..f8dac21
--- /dev/null
+++ b/progs/tests/bug_texstore_i8.c
@@ -0,0 +1,194 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+/*
+ * Based on the trivial/quad-tex-2d program.
+ * Modified by Jakob Bornecrantz <jakob@tungstengraphics.com>
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+static GLenum Target = GL_TEXTURE_2D;
+static GLenum Filter = GL_NEAREST;
+GLenum doubleBuffer;
+static float Rot = 0;
+static int win = 0;
+
+static void Init(void)
+{
+ int internalFormat;
+ int sourceFormat;
+
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+
+#define SIZE 16
+ {
+ GLubyte tex2d[SIZE][SIZE][4];
+ GLint s, t;
+
+ for (s = 0; s < SIZE; s++) {
+ for (t = 0; t < SIZE; t++) {
+ tex2d[t][s][0] = 0xff;
+ tex2d[t][s][1] = 0xff;
+ tex2d[t][s][2] = 0xff;
+ tex2d[t][s][3] = 0xff;
+ }
+ }
+
+ internalFormat = GL_LUMINANCE8;
+ sourceFormat = GL_RGBA;
+
+ glTexImage2D(Target,
+ 0,
+ internalFormat,
+ SIZE, SIZE,
+ 0,
+ sourceFormat,
+ GL_UNSIGNED_BYTE,
+ //GL_UNSIGNED_INT,
+ tex2d);
+
+ glEnable(Target);
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(Target, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(Target, GL_TEXTURE_MIN_FILTER, Filter);
+ glTexParameterf(Target, GL_TEXTURE_MAG_FILTER, Filter);
+ }
+}
+
+static void Reshape(int width, int height)
+{
+ glViewport(0, 0, (GLint)width, (GLint)height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+#if 0
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+#else
+ glFrustum(-1, 1, -1, 1, 10, 20);
+#endif
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0, 0, -15);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 'r':
+ Rot += 10.0;
+ break;
+ case 'R':
+ Rot -= 10.0;
+ break;
+ case 27:
+ glutDestroyWindow(win);
+ exit(0);
+ default:
+ return;
+ }
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(Rot, 0, 1, 0);
+
+ glBegin(GL_QUADS);
+ glTexCoord2f(1,0);
+ glVertex3f( 0.9, -0.9, 0.0);
+ glTexCoord2f(1,1);
+ glVertex3f( 0.9, 0.9, 0.0);
+ glTexCoord2f(0,1);
+ glVertex3f(-0.9, 0.9, 0.0);
+ glTexCoord2f(0,0);
+ glVertex3f(-0.9, -0.9, 0.0);
+ glEnd();
+
+ glPopMatrix();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ win = glutCreateWindow("Tex test");
+ if (!win) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/calibrate_rast.c b/progs/tests/calibrate_rast.c
new file mode 100644
index 0000000..37d8ac8
--- /dev/null
+++ b/progs/tests/calibrate_rast.c
@@ -0,0 +1,395 @@
+/*
+ * Automatic primitive rasterization precision test.
+ *
+ * Draw prims at various sub-pixel offsets and examine where the quad is
+ * actually drawn.
+ * Check if the range of offsets which paint the right pixels falls within
+ * OpenGL's specification.
+ * In case of failures, report the coordinate bias needed to fix the problem.
+ *
+ * Note that even Mesa/swrast fails some line tests. This is because some
+ * window coordinates wind up as 53.9999 instead of 54, for example. Enabling
+ * the small translation factor below fixes that. Revisit someday...
+ *
+ * Brian Paul
+ * 28 Feb 2008
+ */
+
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+static int Width = 100, Height = 100;
+static int Win;
+static float Step = 0.125;
+#if 0
+/* This tiny offset fixes errors in Mesa/Xlib */
+static float Xtrans = 0.5 * 0.125;
+static float Ytrans = 0.5 * 0.125;
+#else
+static float Xtrans = 0.0;
+static float Ytrans = 0.0;
+#endif
+
+
+static void
+PointCalibrate(int xpos, int ypos)
+{
+ GLfloat rgba[4];
+ float x, y;
+ float xmin, ymin, xmax, ymax;
+
+ xmin = ymin = 1000.0;
+ xmax = ymax = -1000.0;
+
+ for (y = -1.0; y <= 1.0; y += Step) {
+ for (x = -1.0; x <= 1.0; x += Step) {
+ glClear(GL_COLOR_BUFFER_BIT);
+ glBegin(GL_POINTS);
+ glVertex2f(xpos + x, ypos + y);
+ glEnd();
+ glReadPixels(xpos, ypos, 1, 1, GL_RGBA, GL_FLOAT, rgba);
+ if (rgba[0] == 1.0 && rgba[1] == 1.0 && rgba[2] == 1.0) {
+ /* hit */
+ if (x < xmin)
+ xmin = x;
+ if (y < ymin)
+ ymin = y;
+ if (x > xmax)
+ xmax = x;
+ if (y > ymax)
+ ymax = y;
+ }
+ }
+ }
+
+ printf("Point at (%2d, %2d) drawn for x in [%6.3f, %6.3f] and y in [%6.3f, %6.3f]\n",
+ xpos, ypos,
+ xpos + xmin, xpos + xmax,
+ ypos + ymin, ypos + ymax);
+
+ if (xmax - xmin != 1.0 - Step) {
+ printf(" => Inconsistant X-axis rasterization!\n");
+ }
+ if (ymax - ymin != 1.0 - Step) {
+ printf(" => Inconsistant Y-axis rasterization!\n");
+ }
+ if (xmin < 0.0) {
+ printf(" => Points should be X biased by about %f\n", xmin);
+ }
+ if (ymin < 0.0) {
+ printf(" => Points should be Y biased by about %f\n", ymin);
+ }
+ if (xmax > 1.0) {
+ printf(" => Points should be X biased by about %f\n", 1.0 - xmax);
+ }
+ if (ymax > 1.0) {
+ printf(" => Points should be Y biased by about %f\n", 1.0 - ymax);
+ }
+
+}
+
+
+/**
+ * XXX Implement VLineCalibrate() someday
+ */
+static void
+HLineCalibrate(int xpos, int ypos, int len)
+{
+ GLfloat rgba[2][4];
+ float x, y;
+ float ymin, ymax;
+ float xmin_left, xmax_left, xmin_right, xmax_right;
+
+ xmin_left = xmin_right = 1000.0;
+ xmax_left = xmax_right = -1000.0;
+ ymin = 1000;
+ ymax = -1000.0;
+
+ /*
+ * First, check vertical positioning of the horizontal line
+ */
+ for (y = -1.0; y <= 1.0; y += Step) {
+ glClear(GL_COLOR_BUFFER_BIT);
+ glBegin(GL_LINES);
+ glVertex2f(xpos, ypos + y);
+ glVertex2f(xpos + len, ypos + y);
+ glEnd();
+
+ glReadPixels(xpos + len / 2, ypos, 1, 1, GL_RGBA, GL_FLOAT, rgba);
+ if (rgba[0][0] == 1.0) {
+ /* hit */
+ if (y < ymin)
+ ymin = y;
+ if (y > ymax)
+ ymax = y;
+ }
+ }
+
+ printf("H-line at Y=%2d drawn for y in [%6.3f, %6.3f]\n",
+ ypos,
+ ypos + ymin, ypos + ymax);
+
+ if (ymax - ymin != 1.0 - Step) {
+ printf(" => Inconsistant Y-axis rasterization!\n");
+ }
+
+ if (ymin > 0.5 ) {
+ printf(" => Lines should be Y biased by about %f\n", ymin - 0.5);
+ }
+
+ if (ymax < 0.5 ) {
+ printf(" => Lines should be Y biased by about %f\n", 0.5 - ymax);
+ }
+
+ /*
+ * Second, check endpoints (for Y at 1/2 pixel)
+ */
+ for (x = -1.0; x <= 1.0; x += Step) {
+ glClear(GL_COLOR_BUFFER_BIT);
+ glBegin(GL_LINES);
+ glVertex2f(xpos + x, ypos + 0.5f);
+ glVertex2f(xpos + x + len, ypos + 0.5f);
+ glEnd();
+
+ /* left end */
+ glReadPixels(xpos - 1, ypos, 2, 1, GL_RGBA, GL_FLOAT, rgba);
+ if (rgba[0][0] == 0.0 && rgba[1][0] == 1.0) {
+ /* hit */
+ if (x < xmin_left)
+ xmin_left = x;
+ if (x > xmax_left)
+ xmax_left = x;
+ }
+
+ /* right end */
+ glReadPixels(xpos + len - 1, ypos, 2, 1, GL_RGBA, GL_FLOAT, rgba);
+ if (rgba[0][0] == 1.0 && rgba[1][0] == 0.0) {
+ /* hit */
+ if (x < xmin_right)
+ xmin_right = x;
+ if (x > xmax_right)
+ xmax_right = x;
+ }
+ }
+
+ printf("H-line [%d..%d) hit left end for x in [%6.3f, %6.3f] "
+ "hit right end for x in [%6.3f, %6.3f]\n",
+ xpos, xpos + len,
+ xpos + xmin_left, xpos + xmax_left,
+ xpos + len + xmin_right, xpos + len + xmax_right);
+
+ if (xmax_left - xmin_left > 1.0 - Step) {
+ printf(" => Inconsistant left-end rasterization!\n");
+ }
+ if (xmax_right - xmin_right > 1.0 - Step) {
+ printf(" => Inconsistant right-end rasterization!\n");
+ }
+
+ if (xmin_left != xmin_right ||
+ xmax_left != xmax_right) {
+ printf(" => Inconsistant length!\n");
+ }
+
+ if (xmin_left < 0.0) {
+ printf(" => Coords should be X biased by about %f\n", xmin_left );
+ }
+ if (xmin_right < 0.0) {
+ printf(" => Coords should be X biased by about %f\n", xmin_right );
+ }
+ if (xmax_left >= 1.0) {
+ printf(" => Coords should be X biased by about %f\n", -xmax_right + 1.0);
+ }
+ if (xmax_right >= 1.0) {
+ printf(" => Coords should be X biased by about %f\n", -xmax_right + 1.0);
+ }
+
+}
+
+
+static void
+QuadCalibrate(int xpos, int ypos, int width, int height)
+{
+ GLfloat rgba1[2][4];
+ GLfloat rgba2[2][4];
+ float x, y;
+ float xmin, ymin, xmax, ymax;
+
+ xmin = ymin = 1000.0;
+ xmax = ymax = -1000.0;
+
+ for (y = -1.0; y <= 1.0; y += Step) {
+ for (x = -1.0; x <= 1.0; x += Step) {
+ glClear(GL_COLOR_BUFFER_BIT);
+ glBegin(GL_QUADS);
+ glVertex2f(xpos + x, ypos + y);
+ glVertex2f(xpos + x + width, ypos + y);
+ glVertex2f(xpos + x + width, ypos + y + height);
+ glVertex2f(xpos + x, ypos + y + height);
+ glEnd();
+
+ /* horizontal measurement */
+ glReadPixels(xpos - 1, ypos + 2, 2, 1, GL_RGBA, GL_FLOAT, rgba1);
+ glReadPixels(xpos + width - 1, ypos + 2, 2, 1, GL_RGBA, GL_FLOAT, rgba2);
+ if (rgba1[0][0] == 0.0 && rgba1[1][0] == 1.0 &&
+ rgba2[0][0] == 1.0 && rgba2[1][0] == 0.0) {
+ if (x < xmin)
+ xmin = x;
+ if (x > xmax)
+ xmax = x;
+ }
+
+ /* vertical measurement */
+ glReadPixels(xpos + 2, ypos - 1, 1, 2, GL_RGBA, GL_FLOAT, rgba1);
+ glReadPixels(xpos + 2, ypos + height - 1, 1, 2, GL_RGBA, GL_FLOAT, rgba2);
+ if (rgba1[0][0] == 0.0 && rgba1[1][0] == 1.0 &&
+ rgba2[0][0] == 1.0 && rgba2[1][0] == 0.0) {
+ if (y < ymin)
+ ymin = y;
+ if (y > ymax)
+ ymax = y;
+ }
+ }
+ }
+
+ printf("Quad at (%2d, %2d)..(%2d, %2d) drawn"
+ " for x in [%6.3f, %6.3f] and y in [%6.3f, %6.3f]\n",
+ xpos, ypos,
+ xpos + width, ypos + height,
+ xpos + xmin, xpos + xmax,
+ ypos + ymin, ypos + ymax);
+
+ if (xmax - xmin != 1.0 - Step) {
+ printf(" => Inconsistant X-axis rasterization/size!\n");
+ }
+ if (ymax - ymin != 1.0 - Step) {
+ printf(" => Inconsistant Y-axis rasterization/size!\n");
+ }
+
+ if (xmin < -0.5) {
+ printf(" => Coords should be X biased by about %f\n", 0.5 + xmin );
+ }
+ if (ymin < -0.5) {
+ printf(" => Coords should be Y biased by about %f\n", 0.5 + ymin);
+ }
+ if (xmax > 0.5) {
+ printf(" => Coords should be X biased by about %f\n", -xmax + 0.5);
+ }
+ if (ymax > 0.5) {
+ printf(" => Coords should be Y biased by about %f\n", -ymax + 0.5);
+ }
+}
+
+
+/**
+ * Misc/disabled code for debugging.
+ */
+static void
+DebugTest(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_ONE, GL_ONE);
+
+ glColor3f(.5, .5, .5);
+
+ glBegin(GL_LINES);
+ glVertex2f(30, 35.5);
+ glVertex2f(54, 35.5);
+ glVertex2f(54, 35.5);
+ glVertex2f(66, 35.5);
+ glEnd();
+
+ glDisable(GL_BLEND);
+ glColor3f(1,1,1);
+}
+
+
+static void
+Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPushMatrix();
+ glTranslatef(Xtrans, Ytrans, 0);
+
+ PointCalibrate(1, 1);
+ PointCalibrate(50, 50);
+ PointCalibrate(28, 17);
+ PointCalibrate(17, 18);
+ printf("\n");
+
+ HLineCalibrate(5, 10, 10);
+ HLineCalibrate(25, 22, 12);
+ HLineCalibrate(54, 33, 12);
+ HLineCalibrate(54+12, 33, 12);
+ printf("\n");
+
+ QuadCalibrate(2, 2, 10, 10);
+ QuadCalibrate(50, 50, 10, 10);
+ QuadCalibrate(28, 17, 12, 12);
+ QuadCalibrate(17, 28, 12, 12);
+
+ (void) DebugTest;
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ Width = width;
+ Height = height;
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(0, width, 0, height, -1, 1);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ printf("Measurement/callibration for basic prim rasterization...\n");
+ printf("GL_RENDERER: %s\n", (char*) glGetString(GL_RENDERER));
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(Width, Height);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/copypixrate.c b/progs/tests/copypixrate.c
index e9a42a1..1423153 100644
--- a/progs/tests/copypixrate.c
+++ b/progs/tests/copypixrate.c
@@ -73,6 +73,32 @@
}
+static void
+BlitOne(void)
+{
+ int x, y;
+
+ do {
+ x = Rand(WinWidth);
+ y = Rand(WinHeight);
+ } while (x <= ImgWidth && y <= ImgHeight);
+
+#ifdef GL_EXT_framebuffer_blit
+ if (UseBlit)
+ {
+ glBlitFramebufferEXT_func(0, 0, ImgWidth, ImgHeight,
+ x, y, x + ImgWidth, y + ImgHeight,
+ GL_COLOR_BUFFER_BIT, GL_LINEAR);
+ }
+ else
+#endif
+ {
+ glWindowPos2iARB(x, y);
+ glCopyPixels(0, 0, ImgWidth, ImgHeight, GL_COLOR);
+ }
+}
+
+
/**
* Measure glCopyPixels rate
*/
@@ -96,30 +122,14 @@
bpp = (r + g + b + a) / 8;
do {
- int x, y;
- x = Rand(WinWidth);
- y = Rand(WinHeight);
+ BlitOne();
- if (x > ImgWidth || y > ImgHeight) {
-#ifdef GL_EXT_framebuffer_blit
- if (UseBlit)
- {
- glBlitFramebufferEXT_func(0, 0, ImgWidth, ImgHeight,
- x, y, x + ImgWidth, y + ImgHeight,
- GL_COLOR_BUFFER_BIT, GL_LINEAR);
- }
- else
-#endif
- {
- glWindowPos2iARB(x, y);
- glCopyPixels(0, 0, ImgWidth, ImgHeight, GL_COLOR);
- }
- glFinish(); /* XXX OK? */
+ if (Buffer == GL_FRONT)
+ glFinish(); /* XXX to view progress */
- iters++;
+ iters++;
- t1 = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
- }
+ t1 = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
} while (t1 - t0 < 5.0);
glDisable(GL_ALPHA_TEST);
@@ -151,8 +161,10 @@
else
glutSwapBuffers();
+#if 1
printf("exiting\n");
exit(0);
+#endif
}
@@ -175,9 +187,12 @@
(void) x;
(void) y;
switch (key) {
- case 27:
- exit(0);
- break;
+ case 'b':
+ BlitOne();
+ break;
+ case 27:
+ exit(0);
+ break;
}
glutPostRedisplay();
}
diff --git a/progs/tests/cva.c b/progs/tests/cva.c
index bde4c6c..a9393ae 100644
--- a/progs/tests/cva.c
+++ b/progs/tests/cva.c
@@ -1,4 +1,3 @@
-/* $Id: cva.c,v 1.8 2006/11/22 19:37:21 sroland Exp $ */
/*
* Trivial CVA test, good for testing driver fastpaths (especially
diff --git a/progs/tests/descrip.mms b/progs/tests/descrip.mms
deleted file mode 100644
index b6ba3e1..0000000
--- a/progs/tests/descrip.mms
+++ /dev/null
@@ -1,84 +0,0 @@
-# Makefile for GLUT-based demo programs for VMS
-# contributed by Jouk Jansen joukj@hrem.stm.tudelft.nl
-
-
-.first
- define gl [--.include.gl]
-
-.include [--]mms-config.
-
-##### MACROS #####
-
-INCDIR = ([--.include],[-.util])
-CFLAGS = /include=$(INCDIR)/prefix=all/name=(as_is,short)/float=ieee/ieee=denorm
-
-.ifdef SHARE
-GL_LIBS = $(XLIBS)
-.else
-GL_LIBS = [--.lib]libGLUT/l,libMesaGLU/l,libMesaGL/l,$(XLIBS)
-.endif
-
-LIB_DEP = [--.lib]$(GL_LIB) [--.lib]$(GLU_LIB) [--.lib]$(GLUT_LIB)
-
-PROGS = cva.exe,\
- dinoshade.exe,\
- fogcoord.exe,\
- manytex.exe,\
- multipal.exe,\
- projtex.exe,\
- seccolor.exe,\
- sharedtex.exe,\
- texline.exe,\
- texwrap.exe,\
- vptest1.exe,\
- vptest2.exe,\
- vptest3.exe,\
- vptorus.exe,\
- vpwarpmesh.exe
-
-##### RULES #####
-.obj.exe :
- cxxlink $(MMS$TARGET_NAME),$(GL_LIBS)
-
-##### TARGETS #####
-default :
- $(MMS)$(MMSQUALIFIERS) $(PROGS)
-
-clean :
- delete *.obj;*
-
-realclean :
- delete $(PROGS)
- delete *.obj;*
-
-cva.exe : cva.obj $(LIB_DEP)
-dinoshade.exe : dinoshade.obj $(LIB_DEP)
-fogcoord.exe : fogcoord.obj $(LIB_DEP)
-manytex.exe : manytex.obj $(LIB_DEP)
-multipal.exe : multipal.obj $(LIB_DEP)
-projtex.exe : projtex.obj $(LIB_DEP)
-seccolor.exe : seccolor.obj $(LIB_DEP)
-sharedtex.exe : sharedtex.obj $(LIB_DEP)
-texline.exe : texline.obj $(LIB_DEP)
-texwrap.exe : texwrap.obj $(LIB_DEP)
-vptest1.exe : vptest1.obj $(LIB_DEP)
-vptest2.exe : vptest2.obj $(LIB_DEP)
-vptest3.exe : vptest3.obj $(LIB_DEP)
-vptorus.exe : vptorus.obj $(LIB_DEP)
-vpwarpmesh.exe : vpwarpmesh.obj $(LIB_DEP)
-
-cva.obj : cva.c
-dinoshade.obj : dinoshade.c
-fogcoord.obj : fogcoord.c
-manytex.obj : manytex.c
-multipal.obj : multipal.c
-projtex.obj : projtex.c
-seccolor.obj : seccolor.c
-sharedtex.obj : sharedtex.c
-texline.obj : texline.c
-texwrap.obj : texwrap.c
-vptest1.obj : vptest1.c
-vptest2.obj : vptest2.c
-vptest3.obj : vptest3.c
-vptorus.obj : vptorus.c
-vpwarpmesh.obj : vpwarpmesh.c
diff --git a/progs/tests/fillrate.c b/progs/tests/fillrate.c
new file mode 100644
index 0000000..8fe636c
--- /dev/null
+++ b/progs/tests/fillrate.c
@@ -0,0 +1,203 @@
+/**
+ * Measure fill rates for basic shading/texturing modes.
+ *
+ * Brian Paul
+ * 1 April 2008
+ */
+
+
+#define GL_GLEXT_PROTOTYPES
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+#include "readtex.h"
+
+#define TEXTURE_1_FILE "../images/tile.rgb"
+#define TEXTURE_2_FILE "../images/reflect.rgb"
+
+static int Win;
+static int Width = 1010, Height = 1010;
+static GLuint Textures[2];
+
+
+/**
+ * Draw quad 10 pixels shorter, narrower than window size.
+ */
+static void
+DrawQuad(void)
+{
+ glBegin(GL_POLYGON);
+
+ glColor3f(1.0, 0.5, 0.5);
+ glMultiTexCoord2f(GL_TEXTURE0, 0, 0);
+ glMultiTexCoord2f(GL_TEXTURE1, 0, 0);
+ glVertex2f(5, 5);
+
+ glColor3f(0.5, 1.0, 0.5);
+ glMultiTexCoord2f(GL_TEXTURE0, 1, 0);
+ glMultiTexCoord2f(GL_TEXTURE1, 1, 0);
+ glVertex2f(Width - 5, 5);
+
+ glColor3f(0.5, 0.5, 1.0);
+ glMultiTexCoord2f(GL_TEXTURE0, 1, 1);
+ glMultiTexCoord2f(GL_TEXTURE1, 1, 1);
+ glVertex2f(Width - 5, Height - 5);
+
+ glColor3f(1.0, 0.5, 1.0);
+ glMultiTexCoord2f(GL_TEXTURE0, 0, 1);
+ glMultiTexCoord2f(GL_TEXTURE1, 0, 1);
+ glVertex2f(5, Height - 5);
+
+ glEnd();
+}
+
+
+/**
+ * Compute rate for drawing large quad with given shading/texture state.
+ */
+static void
+RunTest(GLenum shading, GLuint numTextures, GLenum texFilter)
+{
+ const GLdouble minPeriod = 2.0;
+ GLdouble t0, t1;
+ GLdouble pixels, rate;
+ GLint i, iters;
+
+ glActiveTexture(GL_TEXTURE0);
+ if (numTextures > 0) {
+ glBindTexture(GL_TEXTURE_2D, Textures[0]);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, texFilter);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, texFilter);
+ glEnable(GL_TEXTURE_2D);
+ }
+ else {
+ glDisable(GL_TEXTURE_2D);
+ }
+
+ glActiveTexture(GL_TEXTURE1);
+ if (numTextures > 1) {
+ glBindTexture(GL_TEXTURE_2D, Textures[1]);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, texFilter);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, texFilter);
+ glEnable(GL_TEXTURE_2D);
+ }
+ else {
+ glDisable(GL_TEXTURE_2D);
+ }
+
+ glShadeModel(shading);
+
+
+ glFinish();
+
+ iters = 1;
+ do {
+ iters *= 4;
+ t0 = glutGet(GLUT_ELAPSED_TIME) * 0.001;
+ for (i = 0; i < iters; i++) {
+ DrawQuad();
+ }
+ glFinish();
+ t1 = glutGet(GLUT_ELAPSED_TIME) * 0.001;
+ } while (t1 - t0 < minPeriod);
+
+ glutSwapBuffers();
+
+ pixels = (double) iters * (Width - 10) * (Height - 10);
+ rate = pixels / (t1 - t0);
+ rate /= 1000000.0; /* megapixels/second */
+
+ printf("%s ", shading == GL_FLAT ? "GL_FLAT" : "GL_SMOOTH");
+ printf("Textures=%u ", numTextures);
+ printf("Filter=%s: ", texFilter == GL_LINEAR ? "GL_LINEAR" : "GL_NEAREST");
+ printf("%g MPixels/sec\n", rate);
+}
+
+
+static void
+Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ RunTest(GL_FLAT, 0, GL_NEAREST);
+ RunTest(GL_SMOOTH, 0, GL_NEAREST);
+ RunTest(GL_SMOOTH, 1, GL_NEAREST);
+ RunTest(GL_SMOOTH, 1, GL_LINEAR);
+ RunTest(GL_SMOOTH, 2, GL_NEAREST);
+ RunTest(GL_SMOOTH, 2, GL_LINEAR);
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(0, width, 0, height, -1, 1);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ Width = width;
+ Height = height;
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+
+ glGenTextures(2, Textures);
+
+ glBindTexture(GL_TEXTURE_2D, Textures[0]);
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+ if (!LoadRGBMipmaps(TEXTURE_1_FILE, GL_RGB)) {
+ printf("Error: couldn't load texture image\n");
+ exit(1);
+ }
+
+ glBindTexture(GL_TEXTURE_2D, Textures[1]);
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+ if (!LoadRGBMipmaps(TEXTURE_2_FILE, GL_RGB)) {
+ printf("Error: couldn't load texture image\n");
+ exit(1);
+ }
+
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(Width, Height);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/getprocaddress.py b/progs/tests/getprocaddress.py
index d16b2d9..8adfc51 100644
--- a/progs/tests/getprocaddress.py
+++ b/progs/tests/getprocaddress.py
@@ -1,6 +1,5 @@
#!/usr/bin/env python
-# $Id: getprocaddress.py,v 1.7 2005/06/21 23:42:43 idr Exp $
# Helper for the getprocaddress.c test.
diff --git a/progs/tests/jkrahntest.c b/progs/tests/jkrahntest.c
index 85bda8d..08660b8 100644
--- a/progs/tests/jkrahntest.c
+++ b/progs/tests/jkrahntest.c
@@ -1,4 +1,3 @@
-/* $Id: jkrahntest.c,v 1.2 2006/01/30 17:12:10 brianp Exp $ */
/* This is a good test for glXSwapBuffers on non-current windows,
* and the glXCopyContext function. Fixed several Mesa/DRI bugs with
diff --git a/progs/tests/manytex.c b/progs/tests/manytex.c
index 61a1519..83c8676 100644
--- a/progs/tests/manytex.c
+++ b/progs/tests/manytex.c
@@ -1,4 +1,3 @@
-/* $Id: manytex.c,v 1.5 2005/09/15 01:58:39 brianp Exp $ */
/*
* test handling of many texture maps
@@ -30,6 +29,7 @@
static GLboolean RandomSize = GL_FALSE;
static GLint Rows, Columns;
static GLint LowPriorityCount = 0;
+static GLint Win;
static void Idle( void )
@@ -128,6 +128,14 @@
}
+static void DeleteTextures(void)
+{
+ glDeleteTextures(NumTextures, TextureID);
+ free(TextureID);
+ TextureID = NULL;
+}
+
+
static void Init( void )
{
@@ -306,9 +314,12 @@
Zrot += step;
break;
case ' ':
+ DeleteTextures();
Init();
break;
case 27:
+ DeleteTextures();
+ glutDestroyWindow(Win);
exit(0);
break;
}
@@ -324,7 +335,7 @@
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( WinWidth, WinHeight );
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
- glutCreateWindow(argv[0]);
+ Win = glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
diff --git a/progs/tests/mipmap_view.c b/progs/tests/mipmap_view.c
new file mode 100644
index 0000000..117e201
--- /dev/null
+++ b/progs/tests/mipmap_view.c
@@ -0,0 +1,248 @@
+/*
+ * Test mipmap generation and lod bias.
+ *
+ * Brian Paul
+ * 17 March 2008
+ */
+
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <math.h>
+#include <GL/glut.h>
+#include <GL/glext.h>
+
+#include "readtex.h"
+
+#define TEXTURE_FILE "../images/arch.rgb"
+
+static int TexWidth = 256, TexHeight = 256;
+static int WinWidth = 1044, WinHeight = 900;
+static GLfloat Bias = 0.0;
+static GLboolean ScaleQuads = GL_FALSE;
+
+
+static void
+PrintString(const char *s)
+{
+ while (*s) {
+ glutBitmapCharacter(GLUT_BITMAP_8_BY_13, (int) *s);
+ s++;
+ }
+}
+
+
+static void
+Display(void)
+{
+ int x, y, bias;
+ char str[100];
+ int texWidth = TexWidth, texHeight = TexHeight;
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(0, WinWidth, 0, WinHeight, -1, 1);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+
+ glColor3f(1,1,1);
+
+ y = WinHeight - 300;
+ x = 4;
+
+ for (bias = -1; bias < 11; bias++) {
+
+ if (ScaleQuads) {
+ if (bias > 0) {
+ if (texWidth == 1 && texHeight == 1)
+ break;
+ texWidth = TexWidth >> bias;
+ texHeight = TexHeight >> bias;
+ if (texWidth < 1)
+ texWidth = 1;
+ if (texHeight < 1)
+ texHeight = 1;
+ }
+ glTexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT, GL_TEXTURE_LOD_BIAS_EXT, 0.0);
+ }
+ else {
+ glTexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT, GL_TEXTURE_LOD_BIAS_EXT, bias);
+ }
+
+ glRasterPos2f(x, y + TexHeight + 5);
+ if (ScaleQuads)
+ sprintf(str, "Texture Level %d: %d x %d",
+ (bias < 0 ? 0 : bias),
+ texWidth, texHeight);
+ else
+ sprintf(str, "Texture LOD Bias = %d", bias);
+ PrintString(str);
+
+ glPushMatrix();
+ glTranslatef(x, y, 0);
+
+ glEnable(GL_TEXTURE_2D);
+
+ glBegin(GL_POLYGON);
+ glTexCoord2f(0, 0); glVertex2f(0, 0);
+ glTexCoord2f(1, 0); glVertex2f(texWidth, 0);
+ glTexCoord2f(1, 1); glVertex2f(texWidth, texHeight);
+ glTexCoord2f(0, 1); glVertex2f(0, texHeight);
+ glEnd();
+
+ glPopMatrix();
+
+ glDisable(GL_TEXTURE_2D);
+
+ x += TexWidth + 4;
+ if (x >= WinWidth) {
+ x = 4;
+ y -= 300;
+ }
+ }
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ WinWidth = width;
+ WinHeight = height;
+ glViewport(0, 0, width, height);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'b':
+ Bias -= 10;
+ break;
+ case 'B':
+ Bias += 10;
+ break;
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ Bias = 100.0 * (key - '0');
+ break;
+ case 's':
+ ScaleQuads = !ScaleQuads;
+ break;
+ case 27:
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ GLfloat maxBias;
+
+ if (!glutExtensionSupported("GL_EXT_texture_lod_bias")) {
+ printf("Sorry, GL_EXT_texture_lod_bias not supported by this renderer.\n");
+ exit(1);
+ }
+
+ if (!glutExtensionSupported("GL_SGIS_generate_mipmap")) {
+ printf("Sorry, GL_SGIS_generate_mipmap not supported by this renderer.\n");
+ exit(1);
+ }
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+ if (1) {
+ /* test auto mipmap generation */
+ GLint width, height, i;
+ GLenum format;
+ GLubyte *image = LoadRGBImage(TEXTURE_FILE, &width, &height, &format);
+ if (!image) {
+ printf("Error: could not load texture image %s\n", TEXTURE_FILE);
+ exit(1);
+ }
+ /* resize to TexWidth x TexHeight */
+ if (width != TexWidth || height != TexHeight) {
+ GLubyte *newImage = malloc(TexWidth * TexHeight * 4);
+ gluScaleImage(format, width, height, GL_UNSIGNED_BYTE, image,
+ TexWidth, TexHeight, GL_UNSIGNED_BYTE, newImage);
+ free(image);
+ image = newImage;
+ }
+ printf("Using GL_SGIS_generate_mipmap\n");
+ glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
+ glTexImage2D(GL_TEXTURE_2D, 0, format, TexWidth, TexHeight, 0,
+ format, GL_UNSIGNED_BYTE, image);
+ free(image);
+
+ /* make sure mipmap was really generated correctly */
+ width = TexWidth;
+ height = TexHeight;
+ for (i = 0; i < 9; i++) {
+ GLint w, h;
+ glGetTexLevelParameteriv(GL_TEXTURE_2D, i, GL_TEXTURE_WIDTH, &w);
+ glGetTexLevelParameteriv(GL_TEXTURE_2D, i, GL_TEXTURE_HEIGHT, &h);
+ printf("Level %d size: %d x %d\n", i, w, h);
+ assert(w == width);
+ assert(h == height);
+ width /= 2;
+ height /= 2;
+ }
+ }
+ else {
+ if (LoadRGBMipmaps(TEXTURE_FILE, GL_RGB)) {
+ printf("Using gluBuildMipmaps()\n");
+ }
+ else {
+ printf("Error: could not load texture image %s\n", TEXTURE_FILE);
+ exit(1);
+ }
+ }
+
+
+ /* mipmapping required for this extension */
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+ glGetFloatv(GL_MAX_TEXTURE_LOD_BIAS_EXT, &maxBias);
+
+ printf("GL_RENDERER: %s\n", (char*) glGetString(GL_RENDERER));
+ printf("LOD bias range: [%g, %g]\n", -maxBias, maxBias);
+
+ printf("Press 's' to toggle quad scaling\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(WinWidth, WinHeight);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Display);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/multipal.c b/progs/tests/multipal.c
index fac652f..7bd4473 100644
--- a/progs/tests/multipal.c
+++ b/progs/tests/multipal.c
@@ -1,4 +1,3 @@
-/* $Id: multipal.c,v 1.6 2003/12/08 09:03:36 joukj Exp $ */
/*
* Test multitexture and paletted textures.
diff --git a/progs/tests/multiwindow.c b/progs/tests/multiwindow.c
index e004b03..b069bea 100644
--- a/progs/tests/multiwindow.c
+++ b/progs/tests/multiwindow.c
@@ -1,4 +1,3 @@
-/* $Id: multiwindow.c,v 1.1 2001/08/21 14:25:31 brianp Exp $ */
/*
* A skeleton/template GLUT program
@@ -8,7 +7,6 @@
/*
- * $Log: multiwindow.c,v $
* Revision 1.1 2001/08/21 14:25:31 brianp
* simple multi-window GLUT test prog
*
diff --git a/progs/tests/sharedtex.c b/progs/tests/sharedtex.c
index 7be90d6..c07ebd7 100644
--- a/progs/tests/sharedtex.c
+++ b/progs/tests/sharedtex.c
@@ -1,4 +1,3 @@
-/* $Id: sharedtex.c,v 1.2 2002/01/16 14:32:46 joukj Exp $ */
/*
* Test sharing of display lists and texture objects between GLX contests.
diff --git a/progs/tests/subtex.c b/progs/tests/subtex.c
new file mode 100644
index 0000000..81ceb08
--- /dev/null
+++ b/progs/tests/subtex.c
@@ -0,0 +1,223 @@
+/*
+ * Test glTexSubImage mid-way through a frame.
+ *
+ * The same texture is used for both quads but it gets redefined
+ * with glTexSubImage (or glTexImage) after the first quad.
+ */
+
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "GL/glut.h"
+
+static GLuint Window = 0;
+static GLboolean Anim = GL_FALSE;
+static GLfloat Angle = 0.0f;
+
+
+
+static void
+first_texture(void)
+{
+ static int width=8, height=8;
+ static GLubyte tex1[] = {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 1, 0, 0, 0,
+ 0, 0, 0, 1, 1, 0, 0, 0,
+ 0, 0, 0, 0, 1, 0, 0, 0,
+ 0, 0, 0, 0, 1, 0, 0, 0,
+ 0, 0, 0, 0, 1, 0, 0, 0,
+ 0, 0, 0, 1, 1, 1, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0 };
+
+ GLubyte tex[64][3];
+ GLint i, j;
+
+ /* red on white */
+ for (i=0;i<height;i++) {
+ for (j=0;j<width;j++) {
+ int p = i*width+j;
+ if (tex1[(height-i-1)*width+j]) {
+ tex[p][0] = 255; tex[p][1] = 0; tex[p][2] = 0;
+ }
+ else {
+ tex[p][0] = 255; tex[p][1] = 255; tex[p][2] = 255;
+ }
+ }
+ }
+
+ glTexImage2D( GL_TEXTURE_2D, 0, 3, width, height, 0,
+ GL_RGB, GL_UNSIGNED_BYTE, tex );
+}
+
+
+static void
+second_texture(void)
+{
+ static int width=8, height=8;
+
+ static GLubyte tex2[] = {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 2, 2, 0, 0, 0,
+ 0, 0, 2, 0, 0, 2, 0, 0,
+ 0, 0, 0, 0, 0, 2, 0, 0,
+ 0, 0, 0, 0, 2, 0, 0, 0,
+ 0, 0, 0, 2, 0, 0, 0, 0,
+ 0, 0, 2, 2, 2, 2, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0 };
+
+ GLubyte tex[64][3];
+ GLint i, j;
+
+ /* green on blue */
+ for (i=0;i<height;i++) {
+ for (j=0;j<width;j++) {
+ int p = i*width+j;
+ if (tex2[(height-i-1)*width+j]) {
+ tex[p][0] = 0; tex[p][1] = 255; tex[p][2] = 0;
+ }
+ else {
+ tex[p][0] = 0; tex[p][1] = 0; tex[p][2] = 255;
+ }
+ }
+ }
+#if 0
+ glTexImage2D( GL_TEXTURE_2D, 0, 3, width, height, 0,
+ GL_RGB, GL_UNSIGNED_BYTE, tex );
+#else
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height,
+ GL_RGB, GL_UNSIGNED_BYTE, tex );
+#endif
+}
+
+
+
+static void draw( void )
+{
+ glClear( GL_COLOR_BUFFER_BIT );
+
+ glColor3f( 1.0, 1.0, 1.0 );
+
+ /* draw first polygon */
+ glPushMatrix();
+ glTranslatef( -1.0, 0.0, 0.0 );
+ glRotatef( Angle, 0.0, 0.0, 1.0 );
+
+ first_texture();
+
+ glBegin( GL_POLYGON );
+ glTexCoord2f( 0.0, 0.0 ); glVertex2f( -1.0, -1.0 );
+ glTexCoord2f( 1.0, 0.0 ); glVertex2f( 1.0, -1.0 );
+ glTexCoord2f( 1.0, 1.0 ); glVertex2f( 1.0, 1.0 );
+ glTexCoord2f( 0.0, 1.0 ); glVertex2f( -1.0, 1.0 );
+ glEnd();
+ glPopMatrix();
+
+ /* draw second polygon */
+ glPushMatrix();
+ glTranslatef( 1.0, 0.0, 0.0 );
+ glRotatef( Angle-90.0, 0.0, 1.0, 0.0 );
+
+ second_texture();
+
+ glBegin( GL_POLYGON );
+ glTexCoord2f( 0.0, 0.0 ); glVertex2f( -1.0, -1.0 );
+ glTexCoord2f( 1.0, 0.0 ); glVertex2f( 1.0, -1.0 );
+ glTexCoord2f( 1.0, 1.0 ); glVertex2f( 1.0, 1.0 );
+ glTexCoord2f( 0.0, 1.0 ); glVertex2f( -1.0, 1.0 );
+ glEnd();
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+
+static void idle( void )
+{
+ static double t0 = -1.;
+ double dt, t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
+ if (t0 < 0.0)
+ t0 = t;
+ dt = t - t0;
+ t0 = t;
+ Angle += 120.0*dt;
+ glutPostRedisplay();
+}
+
+
+
+/* change view Angle, exit upon ESC */
+static void key(unsigned char k, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (k) {
+ case 'a':
+ Anim = !Anim;
+ if (Anim)
+ glutIdleFunc( idle );
+ else
+ glutIdleFunc( NULL );
+ break;
+ case 27:
+ glutDestroyWindow(Window);
+ exit(0);
+ }
+}
+
+
+
+/* new window size or exposure */
+static void reshape( int width, int height )
+{
+ glViewport(0, 0, (GLint)width, (GLint)height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ /* glOrtho( -3.0, 3.0, -3.0, 3.0, -10.0, 10.0 );*/
+ glFrustum( -2.0, 2.0, -2.0, 2.0, 6.0, 20.0 );
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef( 0.0, 0.0, -8.0 );
+}
+
+
+static void init( void )
+{
+ /* Setup texturing */
+ glEnable( GL_TEXTURE_2D );
+ glTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL );
+
+
+ glBindTexture( GL_TEXTURE_2D, 0 );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
+}
+
+
+
+int main( int argc, char *argv[] )
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(300, 300);
+ glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
+
+ Window = glutCreateWindow("Texture Objects");
+ if (!Window) {
+ exit(1);
+ }
+
+ init();
+
+ glutReshapeFunc( reshape );
+ glutKeyboardFunc( key );
+ if (Anim)
+ glutIdleFunc( idle );
+ glutDisplayFunc( draw );
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/texline.c b/progs/tests/texline.c
index d3935b9..76dfccd 100644
--- a/progs/tests/texline.c
+++ b/progs/tests/texline.c
@@ -1,4 +1,3 @@
-/* $Id: texline.c,v 1.5 2004/01/28 10:07:48 keithw Exp $ */
/*
* Test textured lines.
diff --git a/progs/tests/texrect.c b/progs/tests/texrect.c
index 61c1fdd..43edc49 100644
--- a/progs/tests/texrect.c
+++ b/progs/tests/texrect.c
@@ -1,4 +1,3 @@
-/* $Id: texrect.c,v 1.5 2004/05/06 20:27:32 brianp Exp $ */
/* GL_NV_texture_rectangle test
*
diff --git a/progs/tests/texwrap.c b/progs/tests/texwrap.c
index 6e9fbe0..8143256 100644
--- a/progs/tests/texwrap.c
+++ b/progs/tests/texwrap.c
@@ -1,4 +1,3 @@
-/* $Id: texwrap.c,v 1.8 2005/08/25 03:09:12 brianp Exp $ */
/*
* Test texture wrap modes.
diff --git a/progs/tests/zcomp.c b/progs/tests/zcomp.c
new file mode 100644
index 0000000..b53079d
--- /dev/null
+++ b/progs/tests/zcomp.c
@@ -0,0 +1,223 @@
+/**
+ * Test Z compositing with glDrawPixels(GL_DEPTH_COMPONENT) and stencil test.
+ */
+
+#define GL_GLEXT_PROTOTYPES
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+#include "../util/showbuffer.c"
+
+
+static int Win;
+static GLfloat Xrot = 0, Yrot = 0, Zpos = 6;
+static GLboolean Anim = GL_FALSE;
+
+static int Width = 400, Height = 200;
+static GLfloat *Zimg;
+static GLubyte *Cimg;
+static GLboolean showZ = 0;
+
+
+static void
+Idle(void)
+{
+ Xrot += 3.0;
+ Yrot += 4.0;
+ glutPostRedisplay();
+}
+
+
+/**
+ * Draw first object, save color+Z images
+ */
+static void
+DrawFirst(void)
+{
+ static const GLfloat red[4] = { 1.0, 0.0, 0.0, 0.0 };
+
+ glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glTranslatef(-1, 0, 0);
+ glRotatef(45 + Xrot, 1, 0, 0);
+
+ glutSolidTorus(0.75, 2.0, 10, 20);
+
+ glPopMatrix();
+
+ glReadPixels(0, 0, Width, Height, GL_DEPTH_COMPONENT, GL_FLOAT, Zimg);
+ glReadPixels(0, 0, Width, Height, GL_RGBA, GL_UNSIGNED_BYTE, Cimg);
+}
+
+
+/**
+ * Draw second object.
+ */
+static void
+DrawSecond(void)
+{
+ static const GLfloat blue[4] = { 0.0, 0.0, 1.0, 0.0 };
+
+ glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue);
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+
+ glPushMatrix();
+ glTranslatef(+1, 0, 0);
+ glRotatef(-45 + Xrot, 1, 0, 0);
+
+ glutSolidTorus(0.75, 2.0, 10, 20);
+
+ glPopMatrix();
+}
+
+
+/**
+ * Composite first/saved image over second rendering.
+ */
+static void
+Composite(void)
+{
+ glWindowPos2i(0, 0);
+
+ /* Draw Z values, set stencil where Z test passes */
+ glEnable(GL_STENCIL_TEST);
+ glStencilFunc(GL_ALWAYS, 1, ~0);
+ glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
+ glColorMask(0,0,0,0);
+ glDrawPixels(Width, Height, GL_DEPTH_COMPONENT, GL_FLOAT, Zimg);
+ glColorMask(1,1,1,1);
+
+ /* Draw color where stencil==1 */
+ glStencilFunc(GL_EQUAL, 1, ~0);
+ glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+ glDisable(GL_DEPTH_TEST);
+ glDrawPixels(Width, Height, GL_RGBA, GL_UNSIGNED_BYTE, Cimg);
+ glEnable(GL_DEPTH_TEST);
+
+ glDisable(GL_STENCIL_TEST);
+}
+
+
+static void
+Draw(void)
+{
+ DrawFirst();
+ DrawSecond();
+ Composite();
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ GLfloat ar = (float) width / height;
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-ar, ar, -1.0, 1.0, 5.0, 30.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+
+ Width = width;
+ Height = height;
+
+ if (Zimg)
+ free(Zimg);
+ if (Cimg)
+ free(Cimg);
+ Zimg = (float *) malloc(width * height * 4);
+ Cimg = (GLubyte *) malloc(width * height * 4);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ const GLfloat step = 1.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'a':
+ Anim = !Anim;
+ if (Anim)
+ glutIdleFunc(Idle);
+ else
+ glutIdleFunc(NULL);
+ break;
+ case 'd':
+ showZ = !showZ;
+ break;
+ case 'z':
+ Zpos -= step;
+ break;
+ case 'Z':
+ Zpos += step;
+ break;
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 3.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case GLUT_KEY_UP:
+ Xrot -= step;
+ break;
+ case GLUT_KEY_DOWN:
+ Xrot += step;
+ break;
+ case GLUT_KEY_LEFT:
+ Yrot -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ Yrot += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ /* setup lighting, etc */
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(Width, Height);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_STENCIL);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
+ glutDisplayFunc(Draw);
+ if (Anim)
+ glutIdleFunc(Idle);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/tests/zdrawpix.c b/progs/tests/zdrawpix.c
new file mode 100644
index 0000000..dd222e7
--- /dev/null
+++ b/progs/tests/zdrawpix.c
@@ -0,0 +1,192 @@
+/**
+ * Test glDrawPixels(GL_DEPTH_COMPONENT)
+ *
+ * We load a window-sized buffer of Z values so that Z=1 at the top and
+ * Z=0 at the bottom (and interpolate between).
+ * We draw that image into the Z buffer, then draw an ordinary cube.
+ * The bottom part of the cube should be "clipped" where the cube fails
+ * the Z test.
+ *
+ * Press 'd' to view the Z buffer as a grayscale image.
+ */
+
+#define GL_GLEXT_PROTOTYPES
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+#include "../util/showbuffer.c"
+
+
+static int Win;
+static GLfloat Xrot = 50, Yrot = 40, Zpos = 6;
+static GLboolean Anim = GL_FALSE;
+
+static int Width = 200, Height = 200;
+static GLfloat *z;
+static GLboolean showZ = 0;
+
+
+static void
+Idle(void)
+{
+ Xrot += 3.0;
+ Yrot += 4.0;
+ glutPostRedisplay();
+}
+
+
+static void
+Draw(void)
+{
+ glClearColor(0, 0, 0.5, 0);
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+#if 1
+ glColor3f(1, 0, 0);
+ glWindowPos2i(0,0);
+ glColorMask(0,0,0,0);
+ glDrawPixels(Width, Height, GL_DEPTH_COMPONENT, GL_FLOAT, z);
+#elif 0
+ glPushMatrix();
+ glTranslatef(-0.75, 0, Zpos);
+ glutSolidSphere(1.0, 20, 10);
+ glPopMatrix();
+#endif
+ glColorMask(1,1,1,1);
+
+ /* draw cube */
+ glPushMatrix();
+ glTranslatef(0, 0, Zpos);
+ glRotatef(Xrot, 1, 0, 0);
+ glRotatef(Yrot, 0, 1, 0);
+ glutSolidCube(2.0);
+ glPopMatrix();
+
+#if 0
+ /* drawpixels after cube */
+ glColor3f(1, 0, 0);
+ glWindowPos2i(0,0);
+ //glColorMask(0,0,0,0);
+ glDrawPixels(Width, Height, GL_DEPTH_COMPONENT, GL_FLOAT, z);
+#endif
+
+ if (showZ) {
+ ShowDepthBuffer(Width, Height, 0.0, 1.0);
+ }
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 30.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+
+ Width = width;
+ Height = height;
+
+ z = (float *) malloc(width * height * 4);
+ {
+ int i, j, k = 0;
+ for (i = 0; i < height; i++) {
+ float zval = (float) i / (height - 1);
+ for (j = 0; j < width; j++) {
+ z[k++] = zval;
+ }
+ }
+ }
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ const GLfloat step = 1.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'a':
+ Anim = !Anim;
+ if (Anim)
+ glutIdleFunc(Idle);
+ else
+ glutIdleFunc(NULL);
+ break;
+ case 'd':
+ showZ = !showZ;
+ break;
+ case 'z':
+ Zpos -= step;
+ break;
+ case 'Z':
+ Zpos += step;
+ break;
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 3.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case GLUT_KEY_UP:
+ Xrot -= step;
+ break;
+ case GLUT_KEY_DOWN:
+ Xrot += step;
+ break;
+ case GLUT_KEY_LEFT:
+ Yrot -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ Yrot += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ /* setup lighting, etc */
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(400, 400);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
+ glutDisplayFunc(Draw);
+ if (Anim)
+ glutIdleFunc(Idle);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/.gitignore b/progs/trivial/.gitignore
index 1c49fdd..a662944 100644
--- a/progs/trivial/.gitignore
+++ b/progs/trivial/.gitignore
@@ -1,25 +1,45 @@
clear
+clear-fbo
+clear-fbo-tex
+clear-scissor
+clear-undefined
dlist-dangling
dlist-edgeflag
dlist-edgeflag-dangling
drawarrays
drawelements
drawrange
+extfuncs.h
+flat-clip
+fs-tri
line
line-clip
line-cull
+line-smooth
+line-stipple-wide
line-userclip
line-userclip-clip
line-userclip-nop
line-userclip-nop-clip
+line-wide
lineloop
lineloop-clip
+lineloop-elts
+linestrip
+linestrip-flat-stipple
+linestrip-stipple
+linestrip-stipple-wide
+pgon-mode
point
point-clip
point-param
+point-sprite
point-wide
+point-wide-smooth
poly
poly-flat
+poly-flat-clip
+poly-flat-unfilled-clip
poly-unfilled
quad
quad-clip
@@ -32,33 +52,64 @@
quad-offset-units
quad-tex-2d
quad-tex-3d
+quad-tex-alpha
quad-tex-pbo
quad-unfilled
+quad-unfilled-clip
+quad-unfilled-stipple
quads
quadstrip
+quadstrip-cont
quadstrip-flat
readtex.c
readtex.h
tri
+tri-alpha
tri-blend
+tri-blend-color
+tri-blend-max
+tri-blend-min
+tri-blend-revsub
+tri-blend-sub
tri-clip
tri-cull
+tri-cull-both
tri-dlist
tri-edgeflag
+trifan
+trifan-flat
+trifan-flat-clip
+trifan-flat-unfilled-clip
+trifan-unfilled
+tri-fbo
+tri-fbo-tex
tri-flat
tri-flat-clip
+tri-fog
+tri-mask-tri
+tri-orig
+tri-query
+tri-scissor-tri
+tri-stencil
tri-tex-3d
+tri-tri
tri-unfilled
tri-unfilled-clip
+tri-unfilled-edgeflag
tri-unfilled-smooth
tri-unfilled-userclip
+tri-unfilled-userclip-stip
tri-userclip
+tri-z
+tri-z-eq
tristrip
tristrip-clip
+tristrip-flat
vbo-drawarrays
vbo-drawelements
vbo-drawrange
vp-array
+vp-array-int
vp-clip
vp-line-clip
vp-tri
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
index e72fb07..01475f9 100644
--- a/progs/trivial/Makefile
+++ b/progs/trivial/Makefile
@@ -11,69 +11,119 @@
LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) $(APP_LIB_DEPS)
SOURCES = \
+ clear-fbo-tex.c \
+ clear-fbo.c \
+ clear-scissor.c \
+ clear-undefined.c \
clear.c \
+ dlist-dangling.c \
+ dlist-edgeflag-dangling.c \
+ dlist-edgeflag.c \
+ drawarrays.c \
+ drawelements.c \
+ drawrange.c \
+ flat-clip.c \
+ fs-tri.c \
line-clip.c \
line-cull.c \
+ line-smooth.c \
+ line-stipple-wide.c \
line-userclip-clip.c \
line-userclip-nop-clip.c \
line-userclip-nop.c \
line-userclip.c \
+ line-wide.c \
line.c \
lineloop-clip.c \
+ lineloop-elts.c \
lineloop.c \
- point.c \
+ linestrip-flat-stipple.c \
+ linestrip-stipple-wide.c \
+ linestrip-stipple.c \
+ linestrip.c \
+ pgon-mode.c \
point-clip.c \
point-param.c \
+ point-sprite.c \
point-wide.c \
+ point-wide-smooth.c \
+ point.c \
poly-flat.c \
+ poly-flat-clip.c \
+ poly-flat-unfilled-clip.c \
poly-unfilled.c \
poly.c \
- quad-clip.c \
quad-clip-all-vertices.c \
quad-clip-nearplane.c \
+ quad-clip.c \
quad-degenerate.c \
quad-flat.c \
quad-offset-factor.c \
- quad-offset-units.c \
quad-offset-unfilled.c \
- quad-unfilled.c \
+ quad-offset-units.c \
quad-tex-2d.c \
- quad-tex-pbo.c \
quad-tex-3d.c \
+ quad-tex-alpha.c \
+ quad-tex-pbo.c \
+ quad-unfilled-clip.c \
+ quad-unfilled-stipple.c \
+ quad-unfilled.c \
quad.c \
quads.c \
- quadstrip.c \
+ quadstrip-cont.c \
quadstrip-flat.c \
- dlist-edgeflag.c \
- dlist-dangling.c \
- dlist-edgeflag-dangling.c \
- drawrange.c \
- drawelements.c \
- drawarrays.c \
+ quadstrip.c \
+ tri-orig.c \
+ tri-alpha.c \
+ tri-blend-color.c \
+ tri-blend-max.c \
+ tri-blend-min.c \
+ tri-blend-revsub.c \
+ tri-blend-sub.c \
tri-blend.c \
- tri-tex-3d.c \
tri-clip.c \
+ tri-cull-both.c \
tri-cull.c \
+ tri-dlist.c \
tri-edgeflag.c \
+ tri-fbo-tex.c \
+ tri-fbo.c \
tri-flat-clip.c \
tri-flat.c \
+ tri-fog.c \
+ tri-mask-tri.c \
+ tri-query.c \
+ tri-scissor-tri.c \
+ tri-stencil.c \
+ tri-tex-3d.c \
+ tri-tri.c \
+ tri-unfilled-edgeflag.c \
tri-unfilled-clip.c \
tri-unfilled-smooth.c \
+ tri-unfilled-userclip-stip.c \
tri-unfilled-userclip.c \
tri-unfilled.c \
tri-userclip.c \
- tri-dlist.c \
+ tri-z-eq.c \
+ tri-z.c \
tri.c \
+ trifan-flat.c \
+ trifan-flat-clip.c \
+ trifan-flat-unfilled-clip.c \
+ trifan-unfilled.c \
+ trifan.c \
tristrip-clip.c \
+ tristrip-flat.c \
tristrip.c \
- vbo-drawrange.c \
- vbo-drawelements.c \
vbo-drawarrays.c \
+ vbo-drawelements.c \
+ vbo-drawrange.c \
+ vp-array.c \
+ vp-array-int.c \
vp-clip.c \
- vp-tri.c \
vp-line-clip.c \
- vp-unfilled.c \
- vp-array.c
+ vp-tri.c \
+ vp-unfilled.c
PROGS = $(SOURCES:%.c=%)
@@ -137,6 +187,11 @@
ln -s $(TOP)/progs/util/readtex.c .
+fs-tri: fs-tri.c extfuncs.h
+
+
+extfuncs.h: $(TOP)/progs/util/extfuncs.h
+ cp $< .
# Emacs tags
diff --git a/progs/trivial/clear-fbo-tex.c b/progs/trivial/clear-fbo-tex.c
new file mode 100644
index 0000000..68f1ab3
--- /dev/null
+++ b/progs/trivial/clear-fbo-tex.c
@@ -0,0 +1,220 @@
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <string.h>
+
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+
+
+static GLenum TexTarget = GL_TEXTURE_2D;
+static int TexWidth = 512, TexHeight = 512;
+static GLenum TexIntFormat = GL_RGBA; /* either GL_RGB or GL_RGBA */
+
+static int Width = 512, Height = 512;
+static GLuint MyFB, TexObj;
+
+
+#define CheckError() assert(glGetError() == 0)
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+
+ if (!glutExtensionSupported("GL_EXT_framebuffer_object")) {
+ printf("GL_EXT_framebuffer_object not found!\n");
+ exit(0);
+ }
+
+
+ glGenFramebuffersEXT(1, &MyFB);
+ glGenTextures(1, &TexObj);
+
+ /* Make texture object/image */
+ glBindTexture(TexTarget, TexObj);
+ glTexParameteri(TexTarget, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(TexTarget, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameteri(TexTarget, GL_TEXTURE_BASE_LEVEL, 0);
+ glTexParameteri(TexTarget, GL_TEXTURE_MAX_LEVEL, 0);
+
+ glTexImage2D(TexTarget, 0, TexIntFormat, TexWidth, TexHeight, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+
+
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+
+
+ {
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+
+ glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
+ TexTarget, TexObj, 0);
+
+
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ }
+
+}
+
+
+
+static void
+Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+
+ Width = width;
+ Height = height;
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+
+
+static void Draw( void )
+{
+
+
+ /* draw to texture image */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+// glDrawBuffer(GL_COLOR_ATTACHMENT1_EXT);
+// glReadBuffer(GL_COLOR_ATTACHMENT1_EXT);
+
+
+ glViewport(0, 0, TexWidth, TexHeight);
+ CheckError();
+
+ glClearColor(0.5, 0.5, 1.0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+ CheckError();
+
+ if (0) {
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+ }
+
+ {
+ GLubyte *buffer = malloc(Width * Height * 4);
+
+ /* read from user framebuffer */
+ glReadPixels(0, 0, Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+ CheckError();
+
+ /* draw to window */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ glViewport(0, 0, Width, Height);
+
+ /* Try to clear the window, but will overwrite:
+ */
+ glClearColor(0.8, 0.8, 0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glWindowPos2iARB(30, 30);
+ glDrawPixels(Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+
+ free(buffer);
+ }
+
+ /* Bind normal framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ glViewport(0, 0, Width, Height);
+
+ if (0) {
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,.7,0);
+ glVertex3f( 0.5, -0.5, -30.0);
+ glColor3f(0,0,.8);
+ glVertex3f( 0.5, 0.5, -30.0);
+ glColor3f(.9,0,0);
+ glVertex3f(-0.5, 0.0, -30.0);
+ glEnd();
+ }
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+
+ CheckError();
+}
+
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+
+
+int
+main( int argc, char *argv[] )
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( Width, Height );
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/clear-fbo.c b/progs/trivial/clear-fbo.c
new file mode 100644
index 0000000..82218ed
--- /dev/null
+++ b/progs/trivial/clear-fbo.c
@@ -0,0 +1,205 @@
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <string.h>
+
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+
+
+static int Width = 512, Height = 512;
+static GLuint MyFB, MyRB;
+
+
+#define CheckError() assert(glGetError() == 0)
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+
+ if (!glutExtensionSupported("GL_EXT_framebuffer_object")) {
+ printf("GL_EXT_framebuffer_object not found!\n");
+ exit(0);
+ }
+
+
+ glGenFramebuffersEXT(1, &MyFB);
+ glGenRenderbuffersEXT(1, &MyRB);
+
+ {
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+
+ glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, MyRB);
+
+ glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT1_EXT,
+ GL_RENDERBUFFER_EXT, MyRB);
+
+ glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, Width, Height);
+
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ }
+
+}
+
+
+
+static void
+Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+
+ Width = width;
+ Height = height;
+ glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, Width, Height);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+
+
+static void Draw( void )
+{
+
+ /* draw to user framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+ glDrawBuffer(GL_COLOR_ATTACHMENT1_EXT);
+ glReadBuffer(GL_COLOR_ATTACHMENT1_EXT);
+
+
+ glViewport(0, 0, Width, Height);
+ CheckError();
+
+ glClearColor(0.5, 0.5, 1.0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+ CheckError();
+
+ if (0) {
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+ }
+
+ {
+ GLubyte *buffer = malloc(Width * Height * 4);
+
+ /* read from user framebuffer */
+ glReadPixels(0, 0, Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+ CheckError();
+
+ /* draw to window */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ glViewport(0, 0, Width, Height);
+
+ /* Try to clear the window, but will overwrite:
+ */
+ glClearColor(0.8, 0.8, 0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glWindowPos2iARB(30, 30);
+ glDrawPixels(Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+
+ free(buffer);
+ }
+
+ /* Bind normal framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ glViewport(0, 0, Width, Height);
+
+ if (0) {
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,.7,0);
+ glVertex3f( 0.5, -0.5, -30.0);
+ glColor3f(0,0,.8);
+ glVertex3f( 0.5, 0.5, -30.0);
+ glColor3f(.9,0,0);
+ glVertex3f(-0.5, 0.0, -30.0);
+ glEnd();
+ }
+
+ if (doubleBuffer)
+ glutSwapBuffers();
+ else
+ glFinish();
+
+ CheckError();
+}
+
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+
+
+int
+main( int argc, char *argv[] )
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( Width, Height );
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/clear-scissor.c b/progs/trivial/clear-scissor.c
new file mode 100644
index 0000000..5e2025b
--- /dev/null
+++ b/progs/trivial/clear-scissor.c
@@ -0,0 +1,118 @@
+/*
+ * glClear + glScissor
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+GLenum doubleBuffer;
+GLint Width = 200, Height = 150;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+}
+
+static void Reshape(int width, int height)
+{
+ Width = width;
+ Height = height;
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glEnable(GL_SCISSOR_TEST);
+
+ glClearColor(1, 0, 0, 0);
+ glScissor(0, 0, Width / 2, Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glClearColor(0, 1, 0, 0);
+ glScissor(Width / 2, 0, Width - Width / 2, Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glClearColor(0, 0, 1, 0);
+ glScissor(0, Height / 2, Width / 2, Height - Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glClearColor(1, 1, 1, 0);
+ glScissor(Width / 2, Height / 2, Width - Width / 2, Height - Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( Width, Height );
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/clear-undefined.c b/progs/trivial/clear-undefined.c
new file mode 100644
index 0000000..ce066bf
--- /dev/null
+++ b/progs/trivial/clear-undefined.c
@@ -0,0 +1,137 @@
+/*
+ * glClear + glScissor + Undefined content of framebuffer
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+GLenum doubleBuffer;
+GLint Width = 200, Height = 150;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ fprintf(stderr, "Top right corner should be red\n");
+}
+
+static void Reshape(int width, int height)
+{
+ Width = width;
+ Height = height;
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ glutPostRedisplay();
+ return;
+ }
+
+}
+
+static void Draw(void)
+{
+ glColor4f(1.0, 0.0, 0.0, 1.0);
+ glBegin(GL_QUADS);
+ glVertex2d(0.0, 0.0);
+ glVertex2d(0.0, 1.0);
+ glVertex2d(1.0, 1.0);
+ glVertex2d(1.0, 0.0);
+ glEnd();
+
+ glBegin(GL_QUADS);
+ glVertex2d(0.0, 0.0);
+ glVertex2d(0.0, -1.0);
+ glVertex2d(1.0, -1.0);
+ glVertex2d(1.0, 0.0);
+ glEnd();
+
+ glEnable(GL_SCISSOR_TEST);
+ glClearColor(1, 1, 0, 0);
+ glScissor(Width / 2, 0, Width - Width / 2, Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glClearColor(0, 0, 1, 0);
+ glScissor(0, Height / 2, Width / 2, Height - Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+ glDisable(GL_SCISSOR_TEST);
+
+ glColor4f(0.0, 1.0, 0.0, 1.0);
+ glBegin(GL_QUADS);
+ glVertex2d( 0.0, 0.0);
+ glVertex2d( 0.0, -1.0);
+ glVertex2d(-1.0, -1.0);
+ glVertex2d(-1.0, 0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_TRUE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( Width, Height );
+
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+ Reshape(Width, Height);
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/clear.c b/progs/trivial/clear.c
index 7e7ca58..da4fff0 100644
--- a/progs/trivial/clear.c
+++ b/progs/trivial/clear.c
@@ -59,7 +59,7 @@
switch (key) {
case 27:
- exit(1);
+ exit(0);
default:
return;
}
@@ -106,9 +106,10 @@
exit(1);
}
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize( 256, 256);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -122,5 +123,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/createwin.c b/progs/trivial/createwin.c
new file mode 100644
index 0000000..9010485
--- /dev/null
+++ b/progs/trivial/createwin.c
@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+// glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/dlist-dangling.c b/progs/trivial/dlist-dangling.c
index 97f878e..00a7507 100644
--- a/progs/trivial/dlist-dangling.c
+++ b/progs/trivial/dlist-dangling.c
@@ -131,7 +131,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/dlist-edgeflag-dangling.c b/progs/trivial/dlist-edgeflag-dangling.c
index 47d29bd..08fae54 100644
--- a/progs/trivial/dlist-edgeflag-dangling.c
+++ b/progs/trivial/dlist-edgeflag-dangling.c
@@ -136,7 +136,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/dlist-edgeflag.c b/progs/trivial/dlist-edgeflag.c
index b58e7eb..ae799dc 100644
--- a/progs/trivial/dlist-edgeflag.c
+++ b/progs/trivial/dlist-edgeflag.c
@@ -140,7 +140,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/flat-clip.c b/progs/trivial/flat-clip.c
new file mode 100644
index 0000000..dbe17a3
--- /dev/null
+++ b/progs/trivial/flat-clip.c
@@ -0,0 +1,151 @@
+/**
+ * Test flat shading and clipping.
+ *
+ * Brian Paul
+ * 30 August 2007
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+
+static int Win;
+static GLfloat Scale = 2.0, Zrot = 50;
+static GLenum Mode = GL_LINE_LOOP;
+static GLboolean Smooth = 0;
+static GLenum PolygonMode = GL_FILL;
+
+
+static void
+Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ if (Smooth)
+ glShadeModel(GL_SMOOTH);
+ else
+ glShadeModel(GL_FLAT);
+
+ glPushMatrix();
+ glScalef(Scale, Scale, 1);
+ glRotatef(Zrot, 0, 0, 1);
+
+ glPolygonMode(GL_FRONT_AND_BACK, PolygonMode);
+
+ glBegin(Mode);
+ glColor3f(1, 0, 0);
+ glVertex2f(-1, -1);
+ glColor3f(0, 1, 0);
+ glVertex2f( 2, -1);
+ glColor3f(0, 0, 1);
+ glVertex2f( 0, 1);
+ glEnd();
+
+ glPushMatrix();
+ glScalef(0.9, 0.9, 1);
+ glBegin(Mode);
+ glColor3f(1, 0, 0);
+ glVertex2f( 0, 1);
+
+ glColor3f(0, 0, 1);
+ glVertex2f( 2, -1);
+
+ glColor3f(0, 1, 0);
+ glVertex2f(-1, -1);
+
+ glEnd();
+ glPopMatrix();
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'p':
+ if (Mode == GL_TRIANGLES)
+ Mode = GL_LINE_LOOP;
+ else
+ Mode = GL_TRIANGLES;
+ break;
+ case 'f':
+ if (PolygonMode == GL_POINT)
+ PolygonMode = GL_LINE;
+ else if (PolygonMode == GL_LINE)
+ PolygonMode = GL_FILL;
+ else
+ PolygonMode = GL_POINT;
+ printf("PolygonMode = 0x%x\n", PolygonMode);
+ break;
+ case 'r':
+ Zrot -= 5.0;
+ break;
+ case 'R':
+ Zrot += 5.0;
+ break;
+ case 'z':
+ Scale *= 1.1;
+ break;
+ case 'Z':
+ Scale /= 1.1;
+ break;
+ case 's':
+ Smooth = !Smooth;
+ break;
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ printf("Usage:\n");
+ printf(" z/Z: change triangle size\n");
+ printf(" r/R: rotate\n");
+ printf(" p: toggle line/fill mode\n");
+ printf(" s: toggle smooth/flat shading\n");
+ printf(" f: switch polygon fill mode\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(400, 400);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/fs-tri.c b/progs/trivial/fs-tri.c
new file mode 100644
index 0000000..3be4d42
--- /dev/null
+++ b/progs/trivial/fs-tri.c
@@ -0,0 +1,212 @@
+/* Test fragment shader */
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/gl.h>
+#include <GL/glut.h>
+#include <GL/glext.h>
+#include "extfuncs.h"
+
+
+static GLuint fragShader;
+static GLuint vertShader;
+static GLuint program;
+static GLint win = 0;
+static GLfloat xpos = 0, ypos = 0;
+
+
+static void
+Redisplay(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glTranslatef(xpos, ypos, 0);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(1, 0, 0);
+ glVertex2f(-0.9, -0.9);
+ glColor3f(0, 1, 0);
+ glVertex2f( 0.9, -0.9);
+ glColor3f(0, 0, 1);
+ glVertex2f( 0, 0.9);
+ glEnd();
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1, 1, -1, 1, -1, 1);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+}
+
+
+static void
+CleanUp(void)
+{
+ glDeleteShader_func(fragShader);
+ glDeleteShader_func(vertShader);
+ glDeleteProgram_func(program);
+ glutDestroyWindow(win);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+
+ switch(key) {
+ case 27:
+ CleanUp();
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 0.1;
+
+ (void) x;
+ (void) y;
+
+ switch(key) {
+ case GLUT_KEY_UP:
+ ypos += step;
+ break;
+ case GLUT_KEY_DOWN:
+ ypos -= step;
+ break;
+ case GLUT_KEY_LEFT:
+ xpos -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ xpos += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+LoadAndCompileShader(GLuint shader, const char *text)
+{
+ GLint stat;
+
+ glShaderSource_func(shader, 1, (const GLchar **) &text, NULL);
+
+ glCompileShader_func(shader);
+
+ glGetShaderiv_func(shader, GL_COMPILE_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetShaderInfoLog_func(shader, 1000, &len, log);
+ fprintf(stderr, "fslight: problem compiling shader:\n%s\n", log);
+ exit(1);
+ }
+}
+
+
+static void
+CheckLink(GLuint prog)
+{
+ GLint stat;
+ glGetProgramiv_func(prog, GL_LINK_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetProgramInfoLog_func(prog, 1000, &len, log);
+ fprintf(stderr, "Linker error:\n%s\n", log);
+ }
+}
+
+
+static void
+Init(void)
+{
+ /* fragment color is a function of fragment position: */
+ static const char *fragShaderText =
+ "void main() {\n"
+ " gl_FragColor = gl_FragCoord * vec4(0.005); \n"
+ " //gl_FragColor = gl_Color; \n"
+ " //gl_FragColor = vec4(1, 0, 0.5, 0); \n"
+ "}\n";
+#if 0
+ static const char *vertShaderText =
+ "varying vec3 normal;\n"
+ "void main() {\n"
+ " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
+ " normal = gl_NormalMatrix * gl_Normal;\n"
+ "}\n";
+#endif
+ const char *version;
+
+ version = (const char *) glGetString(GL_VERSION);
+ if (version[0] != '2' || version[1] != '.') {
+ printf("This program requires OpenGL 2.x, found %s\n", version);
+ exit(1);
+ }
+
+ GetExtensionFuncs();
+
+ fragShader = glCreateShader_func(GL_FRAGMENT_SHADER);
+ LoadAndCompileShader(fragShader, fragShaderText);
+
+#if 0
+ vertShader = glCreateShader_func(GL_VERTEX_SHADER);
+ LoadAndCompileShader(vertShader, vertShaderText);
+#endif
+
+ program = glCreateProgram_func();
+ glAttachShader_func(program, fragShader);
+#if 0
+ glAttachShader_func(program, vertShader);
+#endif
+ glLinkProgram_func(program);
+ CheckLink(program);
+ glUseProgram_func(program);
+
+ assert(glGetError() == 0);
+
+ glClearColor(0.3f, 0.3f, 0.3f, 0.0f);
+
+ printf("GL_RENDERER = %s\n",(const char *) glGetString(GL_RENDERER));
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition( 0, 0);
+ glutInitWindowSize(200, 200);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
+ glutDisplayFunc(Redisplay);
+ Init();
+ glutMainLoop();
+ return 0;
+}
+
+
diff --git a/progs/trivial/line-clip.c b/progs/trivial/line-clip.c
index 9acd12a..fd79d04 100644
--- a/progs/trivial/line-clip.c
+++ b/progs/trivial/line-clip.c
@@ -122,7 +122,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-cull.c b/progs/trivial/line-cull.c
index 8999a8f..038004b 100644
--- a/progs/trivial/line-cull.c
+++ b/progs/trivial/line-cull.c
@@ -118,7 +118,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-smooth.c b/progs/trivial/line-smooth.c
new file mode 100644
index 0000000..f030de9
--- /dev/null
+++ b/progs/trivial/line-smooth.c
@@ -0,0 +1,172 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <math.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+GLboolean smooth = GL_TRUE;
+GLfloat width = 1.0;
+
+
+static void Init(void)
+{
+ float range[2], aarange[2];
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ glGetFloatv(GL_LINE_WIDTH_RANGE, aarange);
+ glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, range);
+ printf("Non-AA line width range: %f .. %f\n", range[0], range[1]);
+ printf("AA line width range: %f .. %f\n", aarange[0], aarange[1]);
+}
+
+
+static void Reshape(int width, int height)
+{
+ glViewport(0, 0, (GLint)width, (GLint)height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0, 0, -30);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 'w':
+ width -= 0.5;
+ if (width < 0.5)
+ width = 0.5;
+ break;
+ case 'W':
+ width += 0.5;
+ break;
+ case 's':
+ smooth = !smooth;
+ break;
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+ printf("LineWidth: %g\n", width);
+ glutPostRedisplay();
+}
+
+
+static void Draw(void)
+{
+ float a;
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glLineWidth(width);
+
+ if (smooth) {
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ glEnable(GL_BLEND);
+ glEnable(GL_LINE_SMOOTH);
+ }
+
+ glColor3f(1, 1, 1);
+
+ glBegin(GL_LINES);
+ for (a = 0; a < 3.14159; a += 0.2) {
+ float x = .9 * cos(a);
+ float y = .9 * sin(a);
+
+ glVertex2f(-x, -y);
+ glVertex2f( x, y);
+ }
+ glEnd();
+
+ glDisable(GL_LINE_SMOOTH);
+ glDisable(GL_BLEND);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/line-stipple-wide.c b/progs/trivial/line-stipple-wide.c
new file mode 100644
index 0000000..09e5e1f
--- /dev/null
+++ b/progs/trivial/line-stipple-wide.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+ glLineWidth( 4 );
+
+ glBegin(GL_LINES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/line-userclip-clip.c b/progs/trivial/line-userclip-clip.c
index b24d845..5c9c1b3 100644
--- a/progs/trivial/line-userclip-clip.c
+++ b/progs/trivial/line-userclip-clip.c
@@ -124,7 +124,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-userclip-nop-clip.c b/progs/trivial/line-userclip-nop-clip.c
index e2e0b85..a6ee44f 100644
--- a/progs/trivial/line-userclip-nop-clip.c
+++ b/progs/trivial/line-userclip-nop-clip.c
@@ -124,7 +124,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-userclip-nop.c b/progs/trivial/line-userclip-nop.c
index eacee06..cebea5f 100644
--- a/progs/trivial/line-userclip-nop.c
+++ b/progs/trivial/line-userclip-nop.c
@@ -124,7 +124,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-userclip.c b/progs/trivial/line-userclip.c
index 6af9143..ecfd28c 100644
--- a/progs/trivial/line-userclip.c
+++ b/progs/trivial/line-userclip.c
@@ -124,7 +124,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/line-wide.c b/progs/trivial/line-wide.c
new file mode 100644
index 0000000..543b1f6
--- /dev/null
+++ b/progs/trivial/line-wide.c
@@ -0,0 +1,147 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glLineWidth(4.0);
+
+ glBegin(GL_LINES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+
+
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/line.c b/progs/trivial/line.c
index 58bad91..de5f927 100644
--- a/progs/trivial/line.c
+++ b/progs/trivial/line.c
@@ -71,15 +71,20 @@
{
glClear(GL_COLOR_BUFFER_BIT);
- glBegin(GL_LINE_STRIP);
+ glBegin(GL_LINES);
glColor3f(0,0,.7);
glVertex3f( 0.9, -0.9, -30.0);
glColor3f(.8,0,0);
glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
glColor3f(0,.9,0);
glVertex3f(-0.9, 0.0, -30.0);
- /* Repeat the first vertex - don't have lineloop support in GS yet
- */
+
+
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
glColor3f(0,0,.7);
glVertex3f( 0.9, -0.9, -30.0);
glEnd();
diff --git a/progs/trivial/lineloop-clip.c b/progs/trivial/lineloop-clip.c
index d8645ee..2110567 100644
--- a/progs/trivial/lineloop-clip.c
+++ b/progs/trivial/lineloop-clip.c
@@ -118,7 +118,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/lineloop-elts.c b/progs/trivial/lineloop-elts.c
new file mode 100644
index 0000000..96da8e4
--- /dev/null
+++ b/progs/trivial/lineloop-elts.c
@@ -0,0 +1,120 @@
+/* Test rebasing */
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+GLfloat verts[][4] = {
+ { 0.9, -0.9, 0.0, 1.0 },
+ { 0.9, 0.9, 0.0, 1.0 },
+ { -0.9, 0.9, 0.0, 1.0 },
+ { -0.9, -0.9, 0.0, 1.0 },
+};
+
+GLubyte color[][4] = {
+ { 0x00, 0x00, 0xff, 0x00 },
+ { 0x00, 0xff, 0x00, 0x00 },
+ { 0xff, 0x00, 0x00, 0x00 },
+ { 0xff, 0xff, 0xff, 0x00 },
+};
+
+GLuint indices[] = { 1, 2, 3 };
+
+static void Init( void )
+{
+ GLint errno;
+ GLuint prognum;
+
+ static const char *prog1 =
+ "!!ARBvp1.0\n"
+ "MOV result.color, vertex.color;\n"
+ "MOV result.position, vertex.position;\n"
+ "END\n";
+
+ glGenProgramsARB(1, &prognum);
+ glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ strlen(prog1), (const GLubyte *) prog1);
+
+ assert(glIsProgramARB(prognum));
+ errno = glGetError();
+ printf("glGetError = %d\n", errno);
+ if (errno != GL_NO_ERROR)
+ {
+ GLint errorpos;
+
+ glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+ printf("errorpos: %d\n", errorpos);
+ printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+ }
+
+
+ glEnableClientState( GL_VERTEX_ARRAY );
+ glEnableClientState( GL_COLOR_ARRAY );
+ glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts );
+ glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
+
+}
+
+
+
+static void Display( void )
+{
+ glClearColor(0.3, 0.3, 0.3, 1);
+ glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
+
+ glEnable(GL_VERTEX_PROGRAM_NV);
+
+ /* Should have min_index == 1, maybe force a rebase:
+ */
+ glDrawElements( GL_LINE_LOOP, 3, GL_UNSIGNED_INT, indices );
+
+ glFlush();
+}
+
+
+static void Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+ glLoadIdentity();
+ /*glTranslatef( 0.0, 0.0, -15.0 );*/
+}
+
+
+static void Key( unsigned char key, int x, int y )
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 27:
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+
+
+int main( int argc, char *argv[] )
+{
+ glutInit( &argc, argv );
+ glutInitWindowPosition( 0, 0 );
+ glutInitWindowSize( 250, 250 );
+ glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc( Reshape );
+ glutKeyboardFunc( Key );
+ glutDisplayFunc( Display );
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/lineloop.c b/progs/trivial/lineloop.c
index 7500c54..fab7d1e 100644
--- a/progs/trivial/lineloop.c
+++ b/progs/trivial/lineloop.c
@@ -118,7 +118,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/linestrip-clip.c b/progs/trivial/linestrip-clip.c
new file mode 100644
index 0000000..acab0f4
--- /dev/null
+++ b/progs/trivial/linestrip-clip.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_LINE_STRIP);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(0,.9,0);
+ glVertex3f(-1.9, 0.0, -30.0);
+
+ glColor3f(0,0,.7);
+ glVertex3f( 0.8, -0.8, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/linestrip-flat-stipple.c b/progs/trivial/linestrip-flat-stipple.c
new file mode 100644
index 0000000..b691437
--- /dev/null
+++ b/progs/trivial/linestrip-flat-stipple.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glShadeModel(GL_FLAT);
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+
+ glBegin(GL_LINE_STRIP);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/linestrip-stipple-wide.c b/progs/trivial/linestrip-stipple-wide.c
new file mode 100644
index 0000000..53dfa55
--- /dev/null
+++ b/progs/trivial/linestrip-stipple-wide.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+ glLineWidth( 4 );
+
+ glBegin(GL_LINE_STRIP);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/linestrip-stipple.c b/progs/trivial/linestrip-stipple.c
new file mode 100644
index 0000000..5933d1a
--- /dev/null
+++ b/progs/trivial/linestrip-stipple.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+
+ glBegin(GL_LINE_STRIP);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/linestrip.c b/progs/trivial/linestrip.c
new file mode 100644
index 0000000..06dd1c1
--- /dev/null
+++ b/progs/trivial/linestrip.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_LINE_STRIP);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/pgon-mode.c b/progs/trivial/pgon-mode.c
new file mode 100644
index 0000000..db58638
--- /dev/null
+++ b/progs/trivial/pgon-mode.c
@@ -0,0 +1,136 @@
+/**
+ * Test glPolygonMode.
+ * A tri-strip w/ two tris is drawn so that the first tri is front-facing
+ * but the second tri is back-facing.
+ * Set glPolygonMode differently for the front/back faces
+ *
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+
+static int Win;
+static GLfloat Zrot = 0;
+static GLboolean FrontFillBackUnfilled = GL_TRUE;
+static GLboolean Lines = GL_TRUE;
+
+
+static void
+Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ if (FrontFillBackUnfilled) {
+ if (Lines) {
+ printf("FrontMode = FILL, BackMode = LINE\n");
+ glPolygonMode(GL_BACK, GL_LINE);
+ }
+ else {
+ printf("FrontMode = FILL, BackMode = POINT\n");
+ glPolygonMode(GL_BACK, GL_POINT);
+ }
+ glPolygonMode(GL_FRONT, GL_FILL);
+ }
+ else {
+ if (Lines) {
+ printf("FrontMode = LINE, BackMode = FILL\n");
+ glPolygonMode(GL_FRONT, GL_LINE);
+ }
+ else {
+ printf("FrontMode = POINT, BackMode = FILL\n");
+ glPolygonMode(GL_FRONT, GL_POINT);
+ }
+ glPolygonMode(GL_BACK, GL_FILL);
+ }
+
+ glPushMatrix();
+ glRotatef(Zrot, 0, 0, 1);
+
+ glBegin(GL_TRIANGLE_STRIP);
+ glVertex2f(-1, 0);
+ glVertex2f( 1, 0);
+ glVertex2f(0, 1);
+ glVertex2f(0, -1);
+ glEnd();
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ const GLfloat step = 3.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'p':
+ FrontFillBackUnfilled = !FrontFillBackUnfilled;
+ break;
+ case 'l':
+ Lines = !Lines;
+ break;
+ case 'z':
+ Zrot -= step;
+ break;
+ case 'Z':
+ Zrot += step;
+ break;
+ case 27:
+ glutDestroyWindow(Win);
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ printf("GL_RENDERER = %s\n", (char*) glGetString(GL_RENDERER));
+
+ glLineWidth(3.0);
+ glPointSize(3.0);
+
+ glColor4f(1, 1, 1, 0.8);
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ printf("Press 'p' to toggle polygon mode\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(400, 400);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/point-clip.c b/progs/trivial/point-clip.c
index 3279204..7fec54e 100644
--- a/progs/trivial/point-clip.c
+++ b/progs/trivial/point-clip.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/point-param.c b/progs/trivial/point-param.c
index 02500cd..96544a0 100644
--- a/progs/trivial/point-param.c
+++ b/progs/trivial/point-param.c
@@ -138,7 +138,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/point-sprite.c b/progs/trivial/point-sprite.c
new file mode 100644
index 0000000..583bdca
--- /dev/null
+++ b/progs/trivial/point-sprite.c
@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+
+#define SIZE 16
+ {
+ GLubyte tex2d[SIZE][SIZE][3];
+ GLint s, t;
+
+ for (s = 0; s < SIZE; s++) {
+ for (t = 0; t < SIZE; t++) {
+#if 1
+ tex2d[t][s][0] = (s < SIZE/2) ? 0 : 255;
+ tex2d[t][s][1] = (t < SIZE/2) ? 0 : 255;
+ tex2d[t][s][2] = 0;
+#else
+ tex2d[t][s][0] = s*255/(SIZE-1);
+ tex2d[t][s][1] = t*255/(SIZE-1);
+ tex2d[t][s][2] = 0;
+#endif
+ }
+ }
+
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ glTexImage2D(GL_TEXTURE_2D, 0, 3, SIZE, SIZE, 0,
+ GL_RGB, GL_UNSIGNED_BYTE, tex2d);
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+ glEnable(GL_TEXTURE_2D);
+ }
+
+ glEnable(GL_POINT_SPRITE);
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPointSize(16.0);
+
+ glBegin(GL_POINTS);
+ glColor3f(1,0,0);
+ glVertex3f( 0.6, -0.6, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.6, 0.6, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.6, 0.6, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.6, -0.6, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/point-wide-smooth.c b/progs/trivial/point-wide-smooth.c
new file mode 100644
index 0000000..55cbcae
--- /dev/null
+++ b/progs/trivial/point-wide-smooth.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPointSize(8.0);
+
+ glEnable(GL_POINT_SMOOTH);
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ glBegin(GL_POINTS);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/point-wide.c b/progs/trivial/point-wide.c
index 473ca04..265b200 100644
--- a/progs/trivial/point-wide.c
+++ b/progs/trivial/point-wide.c
@@ -34,6 +34,7 @@
GLenum doubleBuffer;
+
static void Init(void)
{
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
@@ -70,6 +71,7 @@
static void Draw(void)
{
glClear(GL_COLOR_BUFFER_BIT);
+ glDisable(GL_DEPTH_TEST);
glPointSize(8.0);
@@ -122,7 +124,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/point.c b/progs/trivial/point.c
index 87465bf..8dabfb6 100644
--- a/progs/trivial/point.c
+++ b/progs/trivial/point.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/poly-flat-clip.c b/progs/trivial/poly-flat-clip.c
new file mode 100644
index 0000000..72c2a29
--- /dev/null
+++ b/progs/trivial/poly-flat-clip.c
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+
+ glBegin(GL_POLYGON);
+ glColor3f(1,0,0);
+ glVertex3f( 0, 0, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 1.3, 1.1, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-.9, .9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-1.1, -1.3, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/poly-flat-unfilled-clip.c b/progs/trivial/poly-flat-unfilled-clip.c
new file mode 100644
index 0000000..d3a14a5
--- /dev/null
+++ b/progs/trivial/poly-flat-unfilled-clip.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+ glPolygonMode(GL_FRONT, GL_LINE);
+ glPolygonMode(GL_BACK, GL_LINE);
+ glLineWidth(4.0);
+
+
+ glBegin(GL_POLYGON);
+ glColor3f(1,0,0);
+ glVertex3f( 0, 0, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 1.3, 1.1, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-.9, .9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-1.1, -1.3, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/poly-flat.c b/progs/trivial/poly-flat.c
index 747b24d..a847d68 100644
--- a/progs/trivial/poly-flat.c
+++ b/progs/trivial/poly-flat.c
@@ -122,7 +122,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/poly-unfilled.c b/progs/trivial/poly-unfilled.c
index e0ae463..ae092a8 100644
--- a/progs/trivial/poly-unfilled.c
+++ b/progs/trivial/poly-unfilled.c
@@ -121,7 +121,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/poly.c b/progs/trivial/poly.c
index bdb9e27..2f254de 100644
--- a/progs/trivial/poly.c
+++ b/progs/trivial/poly.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/psb_context.c b/progs/trivial/psb_context.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/progs/trivial/psb_context.c
diff --git a/progs/trivial/quad-clip-all-vertices.c b/progs/trivial/quad-clip-all-vertices.c
index 019ef0c..3e0f3d9 100644
--- a/progs/trivial/quad-clip-all-vertices.c
+++ b/progs/trivial/quad-clip-all-vertices.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-clip-nearplane.c b/progs/trivial/quad-clip-nearplane.c
index be9b9c6..1e8056c 100644
--- a/progs/trivial/quad-clip-nearplane.c
+++ b/progs/trivial/quad-clip-nearplane.c
@@ -133,7 +133,7 @@
glutInitWindowPosition(0, 0);
glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-clip.c b/progs/trivial/quad-clip.c
index 9f3a45c..504fef3 100644
--- a/progs/trivial/quad-clip.c
+++ b/progs/trivial/quad-clip.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-degenerate.c b/progs/trivial/quad-degenerate.c
index b14b0f1..8304740 100644
--- a/progs/trivial/quad-degenerate.c
+++ b/progs/trivial/quad-degenerate.c
@@ -125,7 +125,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-flat.c b/progs/trivial/quad-flat.c
index d6e9f02..bd8be7c 100644
--- a/progs/trivial/quad-flat.c
+++ b/progs/trivial/quad-flat.c
@@ -130,7 +130,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-offset-factor.c b/progs/trivial/quad-offset-factor.c
index 861d346..90943d9 100644
--- a/progs/trivial/quad-offset-factor.c
+++ b/progs/trivial/quad-offset-factor.c
@@ -27,11 +27,6 @@
#include <stdlib.h>
#include <GL/glut.h>
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
GLenum doubleBuffer;
static void Init(void)
@@ -45,7 +40,6 @@
static void Reshape(int width, int height)
{
-
glViewport(0, 0, (GLint)width, (GLint)height);
glMatrixMode(GL_PROJECTION);
@@ -56,7 +50,6 @@
static void Key(unsigned char key, int x, int y)
{
-
switch (key) {
case 27:
exit(1);
@@ -75,7 +68,6 @@
glVertex3f(-half/9.0, half/9.0, -25.0 - half);
glVertex3f(-half/9.0, -half/9.0, -25.0 - half);
glEnd();
-
}
static void Draw(void)
@@ -83,27 +75,24 @@
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
-
-
+ /* red: offset back */
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(1, 0);
-
glColor3f(1,0,0);
quad(9);
+ /* green: no offset */
glDisable(GL_POLYGON_OFFSET_FILL);
glColor3f(0,1,0);
quad(6);
-
+ /* black: offset zero, should not be visible because of z test */
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(0, 0);
-
- /* Black - should not be visible
- */
glColor3f(0,0,0);
quad(6);
+ /* blue: offset forward */
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(-1, 0);
glColor3f(0,0,1);
@@ -149,7 +138,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB | GLUT_DEPTH;
+ type = GLUT_RGB | GLUT_ALPHA | GLUT_DEPTH;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -163,5 +152,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/quad-offset-unfilled.c b/progs/trivial/quad-offset-unfilled.c
index 1cecf3c..1ad44cd 100644
--- a/progs/trivial/quad-offset-unfilled.c
+++ b/progs/trivial/quad-offset-unfilled.c
@@ -72,6 +72,8 @@
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+
glEnable(GL_POLYGON_OFFSET_FILL);
@@ -95,7 +97,7 @@
glVertex3f(-0.6, -0.6, -35.0);
glEnd();
- glEnable(GL_POLYGON_OFFSET_FILL);
+ glEnable(GL_POLYGON_OFFSET_LINE);
glPolygonOffset(-1, 0);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
@@ -149,7 +151,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB | GLUT_DEPTH;
+ type = GLUT_RGB | GLUT_ALPHA | GLUT_DEPTH;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-offset-units.c b/progs/trivial/quad-offset-units.c
index 5c41be3..d5db214 100644
--- a/progs/trivial/quad-offset-units.c
+++ b/progs/trivial/quad-offset-units.c
@@ -27,11 +27,6 @@
#include <stdlib.h>
#include <GL/glut.h>
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
GLenum doubleBuffer;
static void Init(void)
@@ -45,7 +40,6 @@
static void Reshape(int width, int height)
{
-
glViewport(0, 0, (GLint)width, (GLint)height);
glMatrixMode(GL_PROJECTION);
@@ -56,7 +50,6 @@
static void Key(unsigned char key, int x, int y)
{
-
switch (key) {
case 27:
exit(1);
@@ -75,7 +68,6 @@
glVertex3f(-half/9.0, half/9.0, -25.0 - half);
glVertex3f(-half/9.0, -half/9.0, -25.0 - half);
glEnd();
-
}
static void Draw(void)
@@ -83,27 +75,26 @@
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
-
-
+ /* red: offset back */
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(0, 4);
-
glColor3f(1,0,0);
quad(9);
+ /* black: no offset */
glDisable(GL_POLYGON_OFFSET_FILL);
glColor3f(0,0,0);
quad(6);
+ /* green: offset 0 (this should obscure the black quad) */
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(0, 0);
-
glDepthFunc( GL_EQUAL );
glColor3f(0,1,0);
quad(6);
+
+ /* blue: offset forward */
glDepthFunc( GL_LESS );
-
-
glPolygonOffset(0, -4);
glColor3f(0,0,1);
quad(3);
@@ -148,7 +139,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB | GLUT_DEPTH;
+ type = GLUT_RGB | GLUT_ALPHA | GLUT_DEPTH;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -162,5 +153,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/quad-tex-2d.c b/progs/trivial/quad-tex-2d.c
index 70b9fbf..97c9fc5 100644
--- a/progs/trivial/quad-tex-2d.c
+++ b/progs/trivial/quad-tex-2d.c
@@ -27,11 +27,11 @@
#include <stdlib.h>
#include <GL/glut.h>
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
+static GLenum Target = GL_TEXTURE_2D;
+static GLenum Filter = GL_NEAREST;
GLenum doubleBuffer;
+static float Rot = 0;
+static int win = 0;
static void Init(void)
{
@@ -41,7 +41,7 @@
glClearColor(0.0, 0.0, 1.0, 0.0);
-#define SIZE 16
+#define SIZE 32
{
GLubyte tex2d[SIZE][SIZE][3];
GLint s, t;
@@ -60,59 +60,77 @@
}
}
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- glTexImage2D(GL_TEXTURE_2D, 0, 3, SIZE, SIZE, 0,
- GL_RGB, GL_UNSIGNED_BYTE, tex2d);
- glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
- glEnable(GL_TEXTURE_2D);
- }
+ if (Target == GL_TEXTURE_1D)
+ glTexImage1D(Target, 0, 3, SIZE, 0, GL_RGB, GL_UNSIGNED_BYTE, tex2d);
+ else
+ glTexImage2D(Target, 0, 3, SIZE, SIZE, 0,
+ GL_RGB, GL_UNSIGNED_BYTE, tex2d);
+
+ glEnable(Target);
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(Target, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(Target, GL_TEXTURE_MIN_FILTER, Filter);
+ glTexParameterf(Target, GL_TEXTURE_MAG_FILTER, Filter);
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+ }
}
static void Reshape(int width, int height)
{
-
- glViewport(0, 0, (GLint)width, (GLint)height);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
- glMatrixMode(GL_MODELVIEW);
+ glViewport(0, 0, (GLint)width, (GLint)height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+#if 0
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+#else
+ glFrustum(-1, 1, -1, 1, 10, 20);
+#endif
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0, 0, -15);
}
static void Key(unsigned char key, int x, int y)
{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
+ switch (key) {
+ case 'r':
+ Rot += 10.0;
+ break;
+ case 'R':
+ Rot -= 10.0;
+ break;
+ case 27:
+ glutDestroyWindow(win);
+ exit(0);
+ default:
+ return;
+ }
+ glutPostRedisplay();
}
static void Draw(void)
{
glClear(GL_COLOR_BUFFER_BIT);
+ glPushMatrix();
+ glRotatef(Rot, 0, 1, 0);
+
glBegin(GL_QUADS);
glTexCoord2f(1,0);
- glVertex3f( 0.9, -0.9, -30.0);
+ glVertex3f( 0.9, -0.9, 0.0);
glTexCoord2f(1,1);
- glVertex3f( 0.9, 0.9, -30.0);
+ glVertex3f( 0.9, 0.9, 0.0);
glTexCoord2f(0,1);
- glVertex3f(-0.9, 0.9, -30.0);
+ glVertex3f(-0.9, 0.9, 0.0);
glTexCoord2f(0,0);
- glVertex3f(-0.9, -0.9, -30.0);
+ glVertex3f(-0.9, -0.9, 0.0);
glEnd();
+ glPopMatrix();
+
glFlush();
if (doubleBuffer) {
@@ -155,7 +173,8 @@
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
- if (glutCreateWindow("First Tri") == GL_FALSE) {
+ win = glutCreateWindow("First Tri");
+ if (!win) {
exit(1);
}
@@ -165,5 +184,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/quad-tex-3d.c b/progs/trivial/quad-tex-3d.c
index 0b2dcc0..fd02d9d 100644
--- a/progs/trivial/quad-tex-3d.c
+++ b/progs/trivial/quad-tex-3d.c
@@ -159,7 +159,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quad-tex-alpha.c b/progs/trivial/quad-tex-alpha.c
new file mode 100644
index 0000000..cd73f01
--- /dev/null
+++ b/progs/trivial/quad-tex-alpha.c
@@ -0,0 +1,170 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+
+#define SIZE 16
+ {
+ GLubyte tex2d[SIZE][SIZE][4];
+ GLint s, t;
+
+ for (s = 0; s < SIZE; s++) {
+ for (t = 0; t < SIZE; t++) {
+ tex2d[t][s][0] = (s < SIZE/2) ? 0 : 255;
+ tex2d[t][s][1] = (t < SIZE/2) ? 0 : 255;
+ tex2d[t][s][2] = 0;
+ tex2d[t][s][3] = ((t^s) & 3) * 63;
+ }
+ }
+
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ glTexImage2D(GL_TEXTURE_2D, 0, 4, SIZE, SIZE, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, tex2d);
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+ glEnable(GL_TEXTURE_2D);
+ }
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_STENCIL_TEST);
+ glEnable(GL_ALPHA_TEST);
+ glAlphaFunc(GL_GEQUAL, 0.5);
+
+ glBegin(GL_QUADS);
+ glTexCoord2f(1,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glTexCoord2f(1,1);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glTexCoord2f(0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glTexCoord2f(0,0);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/quad-unfilled-clip.c b/progs/trivial/quad-unfilled-clip.c
new file mode 100644
index 0000000..e298bd4
--- /dev/null
+++ b/progs/trivial/quad-unfilled-clip.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+ glBegin(GL_QUADS);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-1.9, 0.9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/quad-unfilled-stipple.c b/progs/trivial/quad-unfilled-stipple.c
new file mode 100644
index 0000000..2036aac
--- /dev/null
+++ b/progs/trivial/quad-unfilled-stipple.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+
+ glBegin(GL_QUADS);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,1);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,1,0);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,0,0);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/quad-unfilled.c b/progs/trivial/quad-unfilled.c
index 9d63d2d..9d0087c 100644
--- a/progs/trivial/quad-unfilled.c
+++ b/progs/trivial/quad-unfilled.c
@@ -121,7 +121,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quads.c b/progs/trivial/quads.c
index 1ca82cd..307a9e0 100644
--- a/progs/trivial/quads.c
+++ b/progs/trivial/quads.c
@@ -138,7 +138,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quadstrip-cont.c b/progs/trivial/quadstrip-cont.c
new file mode 100644
index 0000000..c6c8f69
--- /dev/null
+++ b/progs/trivial/quadstrip-cont.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_QUAD_STRIP);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+
+ glColor3f(1,0,0);
+ glVertex3f( 0.1, -0.8, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.1, 0.8, -30.0);
+
+ glColor3f(0,1,1);
+ glVertex3f(-0.1, -0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.1, 0.9, -30.0);
+
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.8, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.9, 0.8, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static void
+idle(void)
+{
+ glutPostRedisplay();
+}
+
+
+static void
+visible(int vis)
+{
+ if (vis == GLUT_VISIBLE)
+ glutIdleFunc(idle);
+ else
+ glutIdleFunc(NULL);
+}
+
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutVisibilityFunc(visible);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/quadstrip-flat.c b/progs/trivial/quadstrip-flat.c
index 061a0e4..d02135f 100644
--- a/progs/trivial/quadstrip-flat.c
+++ b/progs/trivial/quadstrip-flat.c
@@ -132,7 +132,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/quadstrip.c b/progs/trivial/quadstrip.c
index 342463f..ff8644b 100644
--- a/progs/trivial/quadstrip.c
+++ b/progs/trivial/quadstrip.c
@@ -126,7 +126,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/readpixels.c b/progs/trivial/readpixels.c
new file mode 100644
index 0000000..783468a
--- /dev/null
+++ b/progs/trivial/readpixels.c
@@ -0,0 +1,101 @@
+/*
+ * glRead/DrawPixels test
+ */
+
+
+#define GL_GLEXT_PROTOTYPES
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+static int Width = 250, Height = 250;
+static GLfloat Zoom = 1.0;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+ glClearColor(0.3, 0.1, 0.3, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+ Width = width / 2;
+ Height = height;
+ /* draw on left half (we'll read that area) */
+ glViewport(0, 0, Width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 27:
+ exit(0);
+ default:
+ return;
+ }
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ GLfloat *image = (GLfloat *) malloc(Width * Height * 4 * sizeof(GLfloat));
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(.8,0,0);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.0, 0.9, -30.0);
+ glEnd();
+
+ glBegin(GL_QUADS);
+ glColor3f(1, 1, 1);
+ glVertex2f(-1.0, -1.0);
+ glVertex2f(-0.9, -1.0);
+ glVertex2f(-0.9, -0.9);
+ glVertex2f(-1.0, -0.9);
+ glEnd();
+
+ glReadPixels(0, 0, Width, Height, GL_RGBA, GL_FLOAT, image);
+ printf("Pixel(0,0) = %f, %f, %f, %f\n",
+ image[0], image[1], image[2], image[3]);
+ /* draw to right half of window */
+ glWindowPos2iARB(Width, 0);
+ glPixelZoom(Zoom, Zoom);
+ glDrawPixels(Width, Height, GL_RGBA, GL_FLOAT, image);
+ free(image);
+
+ glutSwapBuffers();
+}
+
+int main(int argc, char **argv)
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(Width*2, Height);
+ glutInitDisplayMode(GLUT_RGB | GLUT_ALPHA | GLUT_DOUBLE);
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ if (argc > 1)
+ Zoom = atof(argv[1]);
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-alpha-tex.c b/progs/trivial/tri-alpha-tex.c
new file mode 100644
index 0000000..776f39d
--- /dev/null
+++ b/progs/trivial/tri-alpha-tex.c
@@ -0,0 +1,179 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+
+#define SIZE 16
+ {
+ GLubyte tex2d[SIZE][SIZE][4];
+ GLint s, t;
+
+ for (s = 0; s < SIZE; s++) {
+ for (t = 0; t < SIZE; t++) {
+ tex2d[t][s][0] = (s < SIZE/2) ? 0 : 255;
+ tex2d[t][s][1] = (t < SIZE/2) ? 0 : 255;
+ tex2d[t][s][2] = 0;
+ tex2d[t][s][3] = ((t^s) & 3) * 63;
+ }
+ }
+
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ glTexImage2D(GL_TEXTURE_2D, 0, 4, SIZE, SIZE, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, tex2d);
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+ glEnable(GL_TEXTURE_2D);
+ }
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_STENCIL_TEST);
+ glEnable(GL_ALPHA_TEST);
+ glAlphaFunc(GL_GEQUAL, 0.5);
+
+ glBegin(GL_QUADS);
+ glTexCoord2f(1,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glTexCoord2f(1,1);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glTexCoord2f(0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glTexCoord2f(0,0);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+#if 0
+ glBegin(GL_TRIANGLES);
+ glColor4f(0,0,.7,1);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor4f(.8,0,0,.5);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor4f(0,.9,0,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+#endif
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-alpha.c b/progs/trivial/tri-alpha.c
new file mode 100644
index 0000000..90cfdbe
--- /dev/null
+++ b/progs/trivial/tri-alpha.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_STENCIL_TEST);
+ glEnable(GL_ALPHA_TEST);
+ glAlphaFunc(GL_GEQUAL, 0.5);
+
+ glBegin(GL_TRIANGLES);
+ glColor4f(0,0,.7,1);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor4f(.8,0,0,.5);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor4f(0,.9,0,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend-color.c b/progs/trivial/tri-blend-color.c
new file mode 100644
index 0000000..b9a5394
--- /dev/null
+++ b/progs/trivial/tri-blend-color.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(GL_BLEND);
+ glBlendEquation(GL_FUNC_ADD);
+ glBlendColor(1.0, 0, 0, 0);
+ glBlendFunc(GL_CONSTANT_COLOR, GL_SRC_COLOR);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend-max.c b/progs/trivial/tri-blend-max.c
new file mode 100644
index 0000000..ebc241c
--- /dev/null
+++ b/progs/trivial/tri-blend-max.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States. Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+/*
+ * alpha.c
+ * This program draws several overlapping filled polygons
+ * to demonstrate the effect order has on alpha blending results.
+ * Use the 't' key to toggle the order of drawing polygons.
+ */
+#include <GL/glut.h>
+#include <stdlib.h>
+
+static int leftFirst = GL_TRUE;
+
+/* Initialize alpha blending function.
+ */
+static void init(void)
+{
+ glBlendEquation (GL_MAX);
+ glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ glShadeModel (GL_FLAT);
+ glClearColor (1.0, 0.0, 0.0, 0.0);
+}
+
+static void drawLeftTriangle(void)
+{
+ /* draw yellow triangle on LHS of screen */
+
+ glBegin (GL_TRIANGLES);
+ glColor4f(1.0, 1.0, 0.0, 0.75);
+ glVertex3f(0.1, 0.9, 0.0);
+ glVertex3f(0.1, 0.1, 0.0);
+ glVertex3f(0.7, 0.5, 0.0);
+ glEnd();
+}
+
+static void drawRightTriangle(void)
+{
+ /* draw cyan triangle on RHS of screen */
+
+ glEnable (GL_BLEND);
+ glBegin (GL_TRIANGLES);
+ glColor4f(0.0, 1.0, 1.0, 0.75);
+ glVertex3f(0.9, 0.9, 0.0);
+ glVertex3f(0.3, 0.5, 0.0);
+ glVertex3f(0.9, 0.1, 0.0);
+ glEnd();
+ glDisable (GL_BLEND);
+}
+
+void display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ if (leftFirst) {
+ drawLeftTriangle();
+ drawRightTriangle();
+ }
+ else {
+ drawRightTriangle();
+ drawLeftTriangle();
+ }
+
+ glFlush();
+}
+
+void reshape(int w, int h)
+{
+ glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ if (w <= h)
+ gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
+ else
+ gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
+}
+
+/* ARGSUSED1 */
+void keyboard(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 't':
+ case 'T':
+ leftFirst = !leftFirst;
+ glutPostRedisplay();
+ break;
+ case 27: /* Escape key */
+ exit(0);
+ break;
+ default:
+ break;
+ }
+}
+
+/* Main Loop
+ * Open window with initial window size, title bar,
+ * RGBA display mode, and handle input events.
+ */
+int main(int argc, char** argv)
+{
+ glutInit(&argc, argv);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
+ glutInitWindowSize (200, 200);
+ glutCreateWindow (argv[0]);
+ init();
+ glutReshapeFunc (reshape);
+ glutKeyboardFunc (keyboard);
+ glutDisplayFunc (display);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend-min.c b/progs/trivial/tri-blend-min.c
new file mode 100644
index 0000000..00b2dec
--- /dev/null
+++ b/progs/trivial/tri-blend-min.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States. Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+/*
+ * alpha.c
+ * This program draws several overlapping filled polygons
+ * to demonstrate the effect order has on alpha blending results.
+ * Use the 't' key to toggle the order of drawing polygons.
+ */
+#include <GL/glut.h>
+#include <stdlib.h>
+
+static int leftFirst = GL_TRUE;
+
+/* Initialize alpha blending function.
+ */
+static void init(void)
+{
+ glBlendEquation (GL_MIN);
+ glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ glShadeModel (GL_FLAT);
+ glClearColor (1.0, 0.0, 0.0, 0.0);
+}
+
+static void drawLeftTriangle(void)
+{
+ /* draw yellow triangle on LHS of screen */
+
+ glBegin (GL_TRIANGLES);
+ glColor4f(1.0, 1.0, 0.0, 0.75);
+ glVertex3f(0.1, 0.9, 0.0);
+ glVertex3f(0.1, 0.1, 0.0);
+ glVertex3f(0.7, 0.5, 0.0);
+ glEnd();
+}
+
+static void drawRightTriangle(void)
+{
+ /* draw cyan triangle on RHS of screen */
+
+ glEnable (GL_BLEND);
+ glBegin (GL_TRIANGLES);
+ glColor4f(0.0, 1.0, 1.0, 0.75);
+ glVertex3f(0.9, 0.9, 0.0);
+ glVertex3f(0.3, 0.5, 0.0);
+ glVertex3f(0.9, 0.1, 0.0);
+ glEnd();
+ glDisable (GL_BLEND);
+}
+
+void display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ if (leftFirst) {
+ drawLeftTriangle();
+ drawRightTriangle();
+ }
+ else {
+ drawRightTriangle();
+ drawLeftTriangle();
+ }
+
+ glFlush();
+}
+
+void reshape(int w, int h)
+{
+ glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ if (w <= h)
+ gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
+ else
+ gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
+}
+
+/* ARGSUSED1 */
+void keyboard(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 't':
+ case 'T':
+ leftFirst = !leftFirst;
+ glutPostRedisplay();
+ break;
+ case 27: /* Escape key */
+ exit(0);
+ break;
+ default:
+ break;
+ }
+}
+
+/* Main Loop
+ * Open window with initial window size, title bar,
+ * RGBA display mode, and handle input events.
+ */
+int main(int argc, char** argv)
+{
+ glutInit(&argc, argv);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
+ glutInitWindowSize (200, 200);
+ glutCreateWindow (argv[0]);
+ init();
+ glutReshapeFunc (reshape);
+ glutKeyboardFunc (keyboard);
+ glutDisplayFunc (display);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend-revsub.c b/progs/trivial/tri-blend-revsub.c
new file mode 100644
index 0000000..be187fd
--- /dev/null
+++ b/progs/trivial/tri-blend-revsub.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States. Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+/*
+ * alpha.c
+ * This program draws several overlapping filled polygons
+ * to demonstrate the effect order has on alpha blending results.
+ * Use the 't' key to toggle the order of drawing polygons.
+ */
+#include <GL/glut.h>
+#include <stdlib.h>
+
+static int leftFirst = GL_TRUE;
+
+/* Initialize alpha blending function.
+ */
+static void init(void)
+{
+ glBlendEquation (GL_FUNC_REVERSE_SUBTRACT);
+ glBlendFunc (GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA);
+ glShadeModel (GL_FLAT);
+ glClearColor (1.0, 0.0, 0.0, 0.0);
+}
+
+static void drawLeftTriangle(void)
+{
+ /* draw yellow triangle on LHS of screen */
+
+ glBegin (GL_TRIANGLES);
+ glColor4f(1.0, 1.0, 0.0, 0.75);
+ glVertex3f(0.1, 0.9, 0.0);
+ glVertex3f(0.1, 0.1, 0.0);
+ glVertex3f(0.7, 0.5, 0.0);
+ glEnd();
+}
+
+static void drawRightTriangle(void)
+{
+ /* draw cyan triangle on RHS of screen */
+
+ glEnable (GL_BLEND);
+ glBegin (GL_TRIANGLES);
+ glColor4f(0.0, 1.0, 1.0, 0.75);
+ glVertex3f(0.9, 0.9, 0.0);
+ glVertex3f(0.3, 0.5, 0.0);
+ glVertex3f(0.9, 0.1, 0.0);
+ glEnd();
+ glDisable (GL_BLEND);
+}
+
+void display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ if (leftFirst) {
+ drawLeftTriangle();
+ drawRightTriangle();
+ }
+ else {
+ drawRightTriangle();
+ drawLeftTriangle();
+ }
+
+ glFlush();
+}
+
+void reshape(int w, int h)
+{
+ glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ if (w <= h)
+ gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
+ else
+ gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
+}
+
+/* ARGSUSED1 */
+void keyboard(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 't':
+ case 'T':
+ leftFirst = !leftFirst;
+ glutPostRedisplay();
+ break;
+ case 27: /* Escape key */
+ exit(0);
+ break;
+ default:
+ break;
+ }
+}
+
+/* Main Loop
+ * Open window with initial window size, title bar,
+ * RGBA display mode, and handle input events.
+ */
+int main(int argc, char** argv)
+{
+ glutInit(&argc, argv);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
+ glutInitWindowSize (200, 200);
+ glutCreateWindow (argv[0]);
+ init();
+ glutReshapeFunc (reshape);
+ glutKeyboardFunc (keyboard);
+ glutDisplayFunc (display);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend-sub.c b/progs/trivial/tri-blend-sub.c
new file mode 100644
index 0000000..d207791
--- /dev/null
+++ b/progs/trivial/tri-blend-sub.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States. Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+/*
+ * alpha.c
+ * This program draws several overlapping filled polygons
+ * to demonstrate the effect order has on alpha blending results.
+ * Use the 't' key to toggle the order of drawing polygons.
+ */
+#include <GL/glut.h>
+#include <stdlib.h>
+
+static int leftFirst = GL_TRUE;
+
+/* Initialize alpha blending function.
+ */
+static void init(void)
+{
+ glBlendEquation (GL_FUNC_SUBTRACT);
+ glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ glShadeModel (GL_FLAT);
+ glClearColor (1.0, 0.0, 0.0, 0.0);
+}
+
+static void drawLeftTriangle(void)
+{
+ /* draw yellow triangle on LHS of screen */
+
+ glBegin (GL_TRIANGLES);
+ glColor4f(1.0, 1.0, 0.0, 0.75);
+ glVertex3f(0.1, 0.9, 0.0);
+ glVertex3f(0.1, 0.1, 0.0);
+ glVertex3f(0.7, 0.5, 0.0);
+ glEnd();
+}
+
+static void drawRightTriangle(void)
+{
+ /* draw cyan triangle on RHS of screen */
+
+ glEnable (GL_BLEND);
+ glBegin (GL_TRIANGLES);
+ glColor4f(0.0, 1.0, 1.0, 0.75);
+ glVertex3f(0.9, 0.9, 0.0);
+ glVertex3f(0.3, 0.5, 0.0);
+ glVertex3f(0.9, 0.1, 0.0);
+ glEnd();
+ glDisable (GL_BLEND);
+}
+
+void display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ if (leftFirst) {
+ drawLeftTriangle();
+ drawRightTriangle();
+ }
+ else {
+ drawRightTriangle();
+ drawLeftTriangle();
+ }
+
+ glFlush();
+}
+
+void reshape(int w, int h)
+{
+ glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ if (w <= h)
+ gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
+ else
+ gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
+}
+
+/* ARGSUSED1 */
+void keyboard(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 't':
+ case 'T':
+ leftFirst = !leftFirst;
+ glutPostRedisplay();
+ break;
+ case 27: /* Escape key */
+ exit(0);
+ break;
+ default:
+ break;
+ }
+}
+
+/* Main Loop
+ * Open window with initial window size, title bar,
+ * RGBA display mode, and handle input events.
+ */
+int main(int argc, char** argv)
+{
+ glutInit(&argc, argv);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
+ glutInitWindowSize (200, 200);
+ glutCreateWindow (argv[0]);
+ init();
+ glutReshapeFunc (reshape);
+ glutKeyboardFunc (keyboard);
+ glutDisplayFunc (display);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-blend.c b/progs/trivial/tri-blend.c
index 284d15f..58c451c 100644
--- a/progs/trivial/tri-blend.c
+++ b/progs/trivial/tri-blend.c
@@ -132,7 +132,7 @@
int main(int argc, char** argv)
{
glutInit(&argc, argv);
- glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB | GLUT_ALPHA);
glutInitWindowSize (200, 200);
glutCreateWindow (argv[0]);
init();
diff --git a/progs/trivial/tri-clear.c b/progs/trivial/tri-clear.c
new file mode 100644
index 0000000..25ea77c
--- /dev/null
+++ b/progs/trivial/tri-clear.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+GLint Width = 250, Height = 250;
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glEnable(GL_SCISSOR_TEST);
+ glClearColor(1, 0, 1, 0);
+ glScissor(Width / 2, Height / 2, Width - Width / 2, Height - Height / 2);
+ glClear(GL_COLOR_BUFFER_BIT);
+ glDisable(GL_SCISSOR_TEST);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( Width, Height);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-clip.c b/progs/trivial/tri-clip.c
index bf48533..f30445c 100644
--- a/progs/trivial/tri-clip.c
+++ b/progs/trivial/tri-clip.c
@@ -28,26 +28,21 @@
#include <GL/glut.h>
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
+static GLenum doubleBuffer;
+static GLfloat Xpos = 0, Ypos = 0;
-GLenum doubleBuffer;
-
static void Init(void)
{
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
-
- glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClearColor(0.0, 0.0, 1.0, 0.0);
}
static void Reshape(int width, int height)
{
-
glViewport(0, 0, (GLint)width, (GLint)height);
-
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
@@ -56,21 +51,45 @@
static void Key(unsigned char key, int x, int y)
{
-
switch (key) {
case 27:
exit(1);
default:
return;
}
-
glutPostRedisplay();
}
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 0.25;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case GLUT_KEY_UP:
+ Ypos += step;
+ break;
+ case GLUT_KEY_DOWN:
+ Ypos -= step;
+ break;
+ case GLUT_KEY_LEFT:
+ Xpos -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ Xpos += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
static void Draw(void)
{
glClear(GL_COLOR_BUFFER_BIT);
+ glPushMatrix();
+ glTranslatef(Xpos, Ypos, 0);
+
glBegin(GL_TRIANGLES);
glColor3f(0,0,.7);
glVertex3f( 0.9, -0.9, -30.0);
@@ -80,12 +99,13 @@
glVertex3f(-1.9, 0.0, -30.0);
glEnd();
+ glPopMatrix();
+
glFlush();
if (doubleBuffer) {
glutSwapBuffers();
}
-
}
static GLenum Args(int argc, char **argv)
@@ -131,7 +151,8 @@
glutReshapeFunc(Reshape);
glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/tri-cull-both.c b/progs/trivial/tri-cull-both.c
new file mode 100644
index 0000000..51b5865
--- /dev/null
+++ b/progs/trivial/tri-cull-both.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ glCullFace(GL_FRONT_AND_BACK);
+ glEnable(GL_CULL_FACE);
+
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.93, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.93, 0.0, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.93, -0.8, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-cull.c b/progs/trivial/tri-cull.c
index 20aeaf1..2eead84 100644
--- a/progs/trivial/tri-cull.c
+++ b/progs/trivial/tri-cull.c
@@ -27,25 +27,45 @@
#include <stdlib.h>
#include <GL/glut.h>
+static GLenum doubleBuffer;
+static GLint cullmode = 0;
+static GLenum front = GL_CCW; /* GL default */
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
+static void cull(void)
+{
+ cullmode = (cullmode + 1) % 4;
+ if (cullmode == 0) {
+ glCullFace(GL_FRONT);
+ glEnable(GL_CULL_FACE);
+ printf("cull GL_FRONT\n");
+ }
+ else if (cullmode == 1) {
+ glCullFace(GL_BACK);
+ glEnable(GL_CULL_FACE);
+ printf("cull GL_BACK\n");
+ }
+ else if (cullmode == 2) {
+ glCullFace(GL_FRONT_AND_BACK);
+ glEnable(GL_CULL_FACE);
+ printf("cull GL_FRONT_AND_BACK\n");
+ }
+ else {
+ glDisable(GL_CULL_FACE);
+ printf("cull none\n");
+ }
+}
static void Init(void)
{
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
-
- glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ cull();
}
static void Reshape(int width, int height)
{
-
glViewport(0, 0, (GLint)width, (GLint)height);
glMatrixMode(GL_PROJECTION);
@@ -56,15 +76,21 @@
static void Key(unsigned char key, int x, int y)
{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
-
- glutPostRedisplay();
+ switch (key) {
+ case 27:
+ exit(1);
+ case 'c':
+ cull();
+ break;
+ case 'f':
+ front = ((front == GL_CCW) ? GL_CW : GL_CCW);
+ glFrontFace(front);
+ printf("front face = %s\n", front == GL_CCW ? "GL_CCW" : "GL_CW");
+ break;
+ default:
+ return;
+ }
+ glutPostRedisplay();
}
static void Draw(void)
@@ -72,12 +98,22 @@
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( -1.5, 0.5, -30.0);
- glColor3f(1,0,0);
- glVertex3f( 0, 2.0, -30.0);
- glColor3f(0,1,0);
- glVertex3f(-1.5, 2.0, -30.0);
+ /* CCW / front-facing */
+ glColor3f(0,0,.7);
+ glVertex3f(-0.1, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f(-0.1, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+
+ /* CW / back-facing */
+ glColor3f(0,0,.7);
+ glVertex3f( 0.1, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.1, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f( 0.9, 0.0, -30.0);
+
glEnd();
glFlush();
@@ -118,7 +154,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -132,5 +168,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/tri-dlist.c b/progs/trivial/tri-dlist.c
index e0ab285..c21c471 100644
--- a/progs/trivial/tri-dlist.c
+++ b/progs/trivial/tri-dlist.c
@@ -132,7 +132,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-edgeflag.c b/progs/trivial/tri-edgeflag.c
index bdc0eaa..41899c2 100644
--- a/progs/trivial/tri-edgeflag.c
+++ b/progs/trivial/tri-edgeflag.c
@@ -27,25 +27,18 @@
#include <stdlib.h>
#include <GL/glut.h>
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
+static GLenum doubleBuffer;
+static GLenum frontface = GL_CCW;
static void Init(void)
{
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
-
- glClearColor(0.0, 0.0, 1.0, 0.0);
}
static void Reshape(int width, int height)
{
-
glViewport(0, 0, (GLint)width, (GLint)height);
glMatrixMode(GL_PROJECTION);
@@ -56,13 +49,16 @@
static void Key(unsigned char key, int x, int y)
{
-
- switch (key) {
- case 27:
- exit(1);
- default:
- return;
- }
+ switch (key) {
+ case 'f':
+ frontface = (frontface == GL_CCW) ? GL_CW : GL_CCW;
+ glFrontFace(frontface);
+ break;
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
glutPostRedisplay();
}
@@ -75,7 +71,7 @@
glBegin(GL_TRIANGLES);
glEdgeFlag(1);
- glColor3f(0,0,.7);
+ glColor3f(0.3,0.3,.9);
glVertex3f( 0.9, -0.9, -0.0);
glEdgeFlag(0);
glColor3f(.8,0,0);
@@ -123,7 +119,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -137,5 +133,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/tri-fbo-tex.c b/progs/trivial/tri-fbo-tex.c
new file mode 100644
index 0000000..d413d40
--- /dev/null
+++ b/progs/trivial/tri-fbo-tex.c
@@ -0,0 +1,267 @@
+/*
+ * Test GL_EXT_framebuffer_object render-to-texture
+ *
+ * Draw a teapot into a texture image with stenciling.
+ * Then draw a textured quad using that texture.
+ *
+ * Brian Paul
+ * 18 Apr 2005
+ */
+
+
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+/* For debug */
+
+
+static int Win = 0;
+static int Width = 512, Height = 512;
+
+static GLenum TexTarget = GL_TEXTURE_2D;
+static int TexWidth = 512, TexHeight = 512;
+
+static GLuint MyFB;
+static GLuint TexObj;
+static GLboolean Anim = GL_FALSE;
+static GLfloat Rot = 0.0;
+static GLuint TextureLevel = 0; /* which texture level to render to */
+static GLenum TexIntFormat = GL_RGB; /* either GL_RGB or GL_RGBA */
+
+
+static void
+CheckError(int line)
+{
+ GLenum err = glGetError();
+ if (err) {
+ printf("GL Error 0x%x at line %d\n", (int) err, line);
+ }
+}
+
+
+static void
+Idle(void)
+{
+ Rot = glutGet(GLUT_ELAPSED_TIME) * 0.1;
+ glutPostRedisplay();
+}
+
+
+static void
+RenderTexture(void)
+{
+ GLenum status;
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+
+ if (1) {
+ /* draw to texture image */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+
+ status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+ printf("Framebuffer incomplete!!!\n");
+ }
+
+ glViewport(0, 0, TexWidth, TexHeight);
+
+ glClearColor(0.5, 0.5, 1.0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ CheckError(__LINE__);
+
+ glBegin(GL_POLYGON);
+ glColor3f(1, 0, 0);
+ glVertex2f(-1, -1);
+ glColor3f(0, 1, 0);
+ glVertex2f(1, -1);
+ glColor3f(0, 0, 1);
+ glVertex2f(0, 1);
+ glEnd();
+
+ /* Bind normal framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ }
+ else {
+ }
+
+ CheckError(__LINE__);
+}
+
+
+
+static void
+Display(void)
+{
+ float ar = (float) Width / (float) Height;
+
+ RenderTexture();
+
+ /* draw textured quad in the window */
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-ar, ar, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -7.0);
+
+ glViewport(0, 0, Width, Height);
+
+ glClearColor(0.25, 0.25, 0.25, 0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(Rot, 0, 1, 0);
+ glEnable(TexTarget);
+ glBindTexture(TexTarget, TexObj);
+
+ {
+ glBegin(GL_POLYGON);
+ glColor3f(0.25, 0.25, 0.25);
+ glTexCoord2f(0, 0);
+ glVertex2f(-1, -1);
+ glTexCoord2f(1, 0);
+ glVertex2f(1, -1);
+ glColor3f(1.0, 1.0, 1.0);
+ glTexCoord2f(1, 1);
+ glVertex2f(1, 1);
+ glTexCoord2f(0, 1);
+ glVertex2f(-1, 1);
+ glEnd();
+ }
+
+ glPopMatrix();
+ glDisable(TexTarget);
+
+ glutSwapBuffers();
+ CheckError(__LINE__);
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ Width = width;
+ Height = height;
+}
+
+
+static void
+CleanUp(void)
+{
+ glDeleteFramebuffersEXT(1, &MyFB);
+
+ glDeleteTextures(1, &TexObj);
+
+ glutDestroyWindow(Win);
+
+ exit(0);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'a':
+ Anim = !Anim;
+ if (Anim)
+ glutIdleFunc(Idle);
+ else
+ glutIdleFunc(NULL);
+ break;
+ case 's':
+ Rot += 2.0;
+ break;
+ case 27:
+ CleanUp();
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(int argc, char *argv[])
+{
+ static const GLfloat mat[4] = { 1.0, 0.5, 0.5, 1.0 };
+ GLint i;
+
+ if (!glutExtensionSupported("GL_EXT_framebuffer_object")) {
+ printf("GL_EXT_framebuffer_object not found!\n");
+ exit(0);
+ }
+
+ printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+
+
+ /* Make texture object/image */
+ glGenTextures(1, &TexObj);
+ glBindTexture(TexTarget, TexObj);
+ glTexParameteri(TexTarget, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(TexTarget, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameteri(TexTarget, GL_TEXTURE_BASE_LEVEL, TextureLevel);
+ glTexParameteri(TexTarget, GL_TEXTURE_MAX_LEVEL, TextureLevel);
+
+ glTexImage2D(TexTarget, 0, TexIntFormat, TexWidth, TexHeight, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+
+
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+
+
+
+ /* gen framebuffer id, delete it, do some assertions, just for testing */
+ glGenFramebuffersEXT(1, &MyFB);
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+ assert(glIsFramebufferEXT(MyFB));
+
+
+ CheckError(__LINE__);
+
+ /* Render color to texture */
+ glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
+ TexTarget, TexObj, TextureLevel);
+
+
+
+ CheckError(__LINE__);
+
+ /* bind regular framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+
+
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(Width, Height);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
+ Win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Display);
+ if (Anim)
+ glutIdleFunc(Idle);
+ Init(argc, argv);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-fbo.c b/progs/trivial/tri-fbo.c
new file mode 100644
index 0000000..82d70c4
--- /dev/null
+++ b/progs/trivial/tri-fbo.c
@@ -0,0 +1,200 @@
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <string.h>
+
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+
+
+static int Width = 400, Height = 400;
+static GLuint MyFB, MyRB;
+
+
+#define CheckError() assert(glGetError() == 0)
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+
+ if (!glutExtensionSupported("GL_EXT_framebuffer_object")) {
+ printf("GL_EXT_framebuffer_object not found!\n");
+ exit(0);
+ }
+
+
+ glGenFramebuffersEXT(1, &MyFB);
+ glGenRenderbuffersEXT(1, &MyRB);
+
+ {
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+
+ glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, MyRB);
+
+ glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT1_EXT,
+ GL_RENDERBUFFER_EXT, MyRB);
+
+ glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, Width, Height);
+
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ }
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+
+
+static void
+Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+
+ Width = width;
+ Height = height;
+ glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, Width, Height);
+}
+
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+
+
+static void Draw( void )
+{
+
+ /* draw to user framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, MyFB);
+ glDrawBuffer(GL_COLOR_ATTACHMENT1_EXT);
+ glReadBuffer(GL_COLOR_ATTACHMENT1_EXT);
+
+ glClearColor(0.5, 0.5, 1.0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+ CheckError();
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+
+ {
+ GLubyte *buffer = malloc(Width * Height * 4);
+
+ /* read from user framebuffer */
+ glReadPixels(0, 0, Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+ CheckError();
+
+ /* draw to window */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ /* Try to clear the window, but will overwrite:
+ */
+ glClearColor(0.8, 0.8, 0, 0.0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glWindowPos2iARB(30, 30);
+ glDrawPixels(Width-60, Height-60, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+
+
+ free(buffer);
+ }
+
+ /* Bind normal framebuffer */
+ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+
+ if (1) {
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,.7,0);
+ glVertex3f( 0.5, -0.5, -30.0);
+ glColor3f(0,0,.8);
+ glVertex3f( 0.5, 0.5, -30.0);
+ glColor3f(.9,0,0);
+ glVertex3f(-0.5, 0.0, -30.0);
+ glEnd();
+ }
+
+ if (doubleBuffer)
+ glutSwapBuffers();
+ else
+ glFinish();
+
+ CheckError();
+}
+
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+
+
+int
+main( int argc, char *argv[] )
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( Width, Height );
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow(argv[0]) == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-flat-clip.c b/progs/trivial/tri-flat-clip.c
index fafa649..155b0c4 100644
--- a/progs/trivial/tri-flat-clip.c
+++ b/progs/trivial/tri-flat-clip.c
@@ -119,7 +119,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-flat.c b/progs/trivial/tri-flat.c
index fb2cdbd..0583a2a 100644
--- a/progs/trivial/tri-flat.c
+++ b/progs/trivial/tri-flat.c
@@ -119,7 +119,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-fog.c b/progs/trivial/tri-fog.c
new file mode 100644
index 0000000..75f3262
--- /dev/null
+++ b/progs/trivial/tri-fog.c
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+GLint Width = 250, Height = 250;
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(GL_FOG);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+#if 0
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f( 0.9, 0.0, -30.0);
+ glEnd();
+#endif
+
+ glDisable(GL_FOG);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize(Width, Height);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-mask-tri.c b/progs/trivial/tri-mask-tri.c
new file mode 100644
index 0000000..38ecd20
--- /dev/null
+++ b/progs/trivial/tri-mask-tri.c
@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+GLint Width = 250, Height = 250;
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glColorMask(1,1,1,1);
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ /* right triangle: green */
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,1,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glColorMask(1,0,1,0);
+
+ /* left triangle: white&mask: purple middle region: white */
+ glBegin(GL_TRIANGLES);
+ glColor3f(1,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glVertex3f( 0.9, 0.0, -30.0);
+ glEnd();
+
+ glDisable(GL_SCISSOR_TEST);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize(Width, Height);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-orig.c b/progs/trivial/tri-orig.c
new file mode 100644
index 0000000..d5e6742
--- /dev/null
+++ b/progs/trivial/tri-orig.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -0.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -0.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-query.c b/progs/trivial/tri-query.c
new file mode 100644
index 0000000..c9161c4
--- /dev/null
+++ b/progs/trivial/tri-query.c
@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+static GLuint OccQuery;
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+
+ glGenQueriesARB(1, &OccQuery);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ GLuint passed;
+ GLint ready;
+
+ glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
+
+ glEnable(GL_DEPTH_TEST);
+
+ glBeginQueryARB(GL_SAMPLES_PASSED_ARB, OccQuery);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glEndQueryARB(GL_SAMPLES_PASSED_ARB);
+
+ do {
+ /* do useful work here, if any */
+ glGetQueryObjectivARB(OccQuery, GL_QUERY_RESULT_AVAILABLE_ARB, &ready);
+ } while (!ready);
+ glGetQueryObjectuivARB(OccQuery, GL_QUERY_RESULT_ARB, &passed);
+
+ fprintf(stderr, " %d Fragments Visible\n", passed);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_DEPTH;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-scissor-tri.c b/progs/trivial/tri-scissor-tri.c
new file mode 100644
index 0000000..dcc6d28
--- /dev/null
+++ b/progs/trivial/tri-scissor-tri.c
@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+GLint Width = 250, Height = 250;
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glScissor(Width / 4, Height / 4, Width / 2, Height / 2);
+ glEnable(GL_SCISSOR_TEST);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f( 0.9, 0.0, -30.0);
+ glEnd();
+
+ glDisable(GL_SCISSOR_TEST);
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize(Width, Height);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-square.c b/progs/trivial/tri-square.c
new file mode 100644
index 0000000..ef9ea63
--- /dev/null
+++ b/progs/trivial/tri-square.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ gluOrtho2D(0, (GLdouble)width, 0, (GLdouble)height);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glColor3f(1,1,1);
+
+ glBegin(GL_TRIANGLES);
+ glVertex3f( 10, 10, -30.0);
+ glVertex3f( 200, 150, -30.0);
+ glVertex3f( 10, 200, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-stencil.c b/progs/trivial/tri-stencil.c
new file mode 100644
index 0000000..5edbef2
--- /dev/null
+++ b/progs/trivial/tri-stencil.c
@@ -0,0 +1,149 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <GL/glut.h>
+
+
+static void Init(void)
+{
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-5.0, 5.0, -5.0, 5.0, -5.0, 5.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ }
+}
+
+static void Draw(void)
+{
+ glShadeModel(GL_FLAT);
+
+ {
+ glClearColor(0.0, 0.0, 0.0, 0.0);
+ glClearStencil(0);
+ glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT);
+ }
+
+
+ glStencilMask(1);
+ glEnable(GL_STENCIL_TEST);
+ glStencilFunc(GL_ALWAYS, 1, 1);
+ glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
+
+ glColor3ub(200, 0, 0);
+ glBegin(GL_POLYGON);
+ glVertex3i(-4, -4, 0);
+ glVertex3i( 4, -4, 0);
+ glVertex3i( 0, 4, 0);
+ glEnd();
+
+#if 1
+ glStencilFunc(GL_EQUAL, 1, 1);
+ glStencilOp(GL_INCR, GL_KEEP, GL_DECR);
+
+ glColor3ub(0, 200, 0);
+ glBegin(GL_POLYGON);
+ glVertex3i(3, 3, 0);
+ glVertex3i(-3, 3, 0);
+ glVertex3i(-3, -3, 0);
+ glVertex3i(3, -3, 0);
+ glEnd();
+#endif
+
+#if 0
+ glStencilFunc(GL_EQUAL, 1, 1);
+ glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+
+ glColor3ub(0, 0, 200);
+ glBegin(GL_POLYGON);
+ glVertex3f(2.5, 2.5, 0);
+ glVertex3f(-2.5, 2.5, 0);
+ glVertex3f(-2.5, -2.5, 0);
+ glVertex3f(2.5, -2.5, 0);
+ glEnd();
+#endif
+
+ glFlush();
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-dr") == 0) {
+ } else {
+ printf("%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 300, 300);
+
+ type = GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH | GLUT_STENCIL;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("Stencil Test") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-tex-3d.c b/progs/trivial/tri-tex-3d.c
index 6a9d1d1..613803f 100644
--- a/progs/trivial/tri-tex-3d.c
+++ b/progs/trivial/tri-tex-3d.c
@@ -152,7 +152,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-tri.c b/progs/trivial/tri-tri.c
new file mode 100644
index 0000000..06a0528
--- /dev/null
+++ b/progs/trivial/tri-tri.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -30.0);
+ glEnd();
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glColor3f(.8,0,0);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,.9,0);
+ glVertex3f( 0.9, 0.0, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-unfilled-clip.c b/progs/trivial/tri-unfilled-clip.c
index d486af2..df161df 100644
--- a/progs/trivial/tri-unfilled-clip.c
+++ b/progs/trivial/tri-unfilled-clip.c
@@ -119,7 +119,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-unfilled-edgeflag.c b/progs/trivial/tri-unfilled-edgeflag.c
new file mode 100644
index 0000000..31f41f6
--- /dev/null
+++ b/progs/trivial/tri-unfilled-edgeflag.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT, GL_LINE);
+ glPolygonMode(GL_BACK, GL_LINE);
+
+ glBegin(GL_TRIANGLES);
+ glEdgeFlag(1);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -0.0);
+ glEdgeFlag(0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -0.0);
+ glEdgeFlag(1);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-unfilled-point.c b/progs/trivial/tri-unfilled-point.c
new file mode 100644
index 0000000..71ac453
--- /dev/null
+++ b/progs/trivial/tri-unfilled-point.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT, GL_POINT);
+ glPolygonMode(GL_BACK, GL_POINT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -0.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -0.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-unfilled-smooth.c b/progs/trivial/tri-unfilled-smooth.c
index e41903a..f70c1cd 100644
--- a/progs/trivial/tri-unfilled-smooth.c
+++ b/progs/trivial/tri-unfilled-smooth.c
@@ -132,7 +132,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-unfilled-userclip-stip.c b/progs/trivial/tri-unfilled-userclip-stip.c
new file mode 100644
index 0000000..4aefa85
--- /dev/null
+++ b/progs/trivial/tri-unfilled-userclip-stip.c
@@ -0,0 +1,147 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ static GLdouble plane[4] = { -.5, 0, 1, 0 };
+
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClipPlane(GL_CLIP_PLANE0, plane);
+ glEnable(GL_CLIP_PLANE0);
+ glLineWidth( 4 );
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+ glEnable(GL_LINE_STIPPLE);
+ glLineStipple( 5, 0xfffe );
+
+
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, 0.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, 0.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, 0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-unfilled-userclip.c b/progs/trivial/tri-unfilled-userclip.c
index dc93a8f..9201f9d 100644
--- a/progs/trivial/tri-unfilled-userclip.c
+++ b/progs/trivial/tri-unfilled-userclip.c
@@ -123,7 +123,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-unfilled.c b/progs/trivial/tri-unfilled.c
index 73961bc..1e44823 100644
--- a/progs/trivial/tri-unfilled.c
+++ b/progs/trivial/tri-unfilled.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-userclip.c b/progs/trivial/tri-userclip.c
index cde9662..ccf631d 100644
--- a/progs/trivial/tri-userclip.c
+++ b/progs/trivial/tri-userclip.c
@@ -122,7 +122,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/tri-z-9.c b/progs/trivial/tri-z-9.c
new file mode 100644
index 0000000..4bd9986
--- /dev/null
+++ b/progs/trivial/tri-z-9.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, 1, -1);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClearDepth(1.0);
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ glDepthFunc(GL_EQUAL);
+ glEnable(GL_DEPTH_TEST);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, .5);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, .5);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, .5);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_DEPTH;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-z-eq.c b/progs/trivial/tri-z-eq.c
new file mode 100644
index 0000000..ad5f31a
--- /dev/null
+++ b/progs/trivial/tri-z-eq.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, 1, -1);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClearDepth(1.0);
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ glDepthFunc(GL_EQUAL);
+ glEnable(GL_DEPTH_TEST);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, 1.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, 1.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, 1.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(100, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_DEPTH;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri-z.c b/progs/trivial/tri-z.c
new file mode 100644
index 0000000..ae25900
--- /dev/null
+++ b/progs/trivial/tri-z.c
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 1993-1997, Silicon Graphics, Inc.
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
+ * any purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation, and that
+ * the name of Silicon Graphics, Inc. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.
+ *
+ * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
+ * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
+ * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
+ * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
+ * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
+ * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
+ * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
+ * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * US Government Users Restricted Rights
+ * Use, duplication, or disclosure by the Government is subject to
+ * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
+ * (c)(1)(ii) of the Rights in Technical Data and Computer Software
+ * clause at DFARS 252.227-7013 and/or in similar or successor
+ * clauses in the FAR or the DOD or NASA FAR Supplement.
+ * Unpublished-- rights reserved under the copyright laws of the
+ * United States. Contractor/manufacturer is Silicon Graphics,
+ * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
+ *
+ * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
+ */
+
+#include <GL/glut.h>
+#include <stdlib.h>
+
+static int leftFirst = GL_TRUE;
+
+static void init(void)
+{
+ glEnable(GL_DEPTH_TEST);
+ glClearColor (1.0, 0.0, 0.0, 0.0);
+}
+
+static void drawLeftTriangle(void)
+{
+ /* draw yellow triangle on LHS of screen */
+ glBegin (GL_TRIANGLES);
+ glColor4f(1.0, 1.0, 0.0, 0.75);
+ glVertex3f(0.1, 0.9, -1.0);
+ glVertex3f(0.1, 0.1, -1.0);
+ glVertex3f(0.8, 0.5, 1.0);
+ glEnd();
+}
+
+static void drawRightTriangle(void)
+{
+ /* draw cyan triangle on RHS of screen */
+ glBegin (GL_TRIANGLES);
+ glColor4f(0.0, 1.0, 1.0, 0.75);
+ glVertex3f(0.9, 0.9, 0.0);
+ glVertex3f(0.2, 0.5, 0.0);
+ glVertex3f(0.9, 0.1, 0.0);
+ glEnd();
+}
+
+void display(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ if (leftFirst) {
+ drawLeftTriangle();
+ drawRightTriangle();
+ }
+ else {
+ drawRightTriangle();
+ drawLeftTriangle();
+ }
+
+ glFlush();
+}
+
+void reshape(int w, int h)
+{
+ glViewport(0, 0, (GLsizei) w, (GLsizei) h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ if (w <= h)
+ gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
+ else
+ gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
+}
+
+/* ARGSUSED1 */
+void keyboard(unsigned char key, int x, int y)
+{
+ switch (key) {
+ case 't':
+ case 'T':
+ leftFirst = !leftFirst;
+ glutPostRedisplay();
+ break;
+ case 27: /* Escape key */
+ exit(0);
+ break;
+ default:
+ break;
+ }
+}
+
+/* Main Loop
+ * Open window with initial window size, title bar,
+ * RGBA display mode, and handle input events.
+ */
+int main(int argc, char** argv)
+{
+ glutInit(&argc, argv);
+ glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB | GLUT_DEPTH);
+ glutInitWindowSize (200, 200);
+ glutCreateWindow (argv[0]);
+ init();
+ glutReshapeFunc (reshape);
+ glutKeyboardFunc (keyboard);
+ glutDisplayFunc (display);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tri.c b/progs/trivial/tri.c
index d4a7f08..c75acb3 100644
--- a/progs/trivial/tri.c
+++ b/progs/trivial/tri.c
@@ -32,7 +32,7 @@
#define CI_OFFSET_2 32
-GLenum doubleBuffer;
+GLenum doubleBuffer = 1;
int win;
static void Init(void)
@@ -41,7 +41,7 @@
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
- glClearColor(0.0, 0.0, 1.0, 0.0);
+ glClearColor(0.3, 0.1, 0.3, 0.0);
}
static void Reshape(int width, int height)
@@ -60,7 +60,10 @@
switch (key) {
case 27:
+<<<<<<< HEAD:progs/trivial/tri.c
glutDestroyWindow(win);
+=======
+>>>>>>> gallium-0.1:progs/trivial/tri.c
exit(0);
default:
return;
@@ -74,12 +77,12 @@
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_TRIANGLES);
- glColor3f(0,0,.7);
- glVertex3f( 0.9, -0.9, -30.0);
glColor3f(.8,0,0);
- glVertex3f( 0.9, 0.9, -30.0);
+ glVertex3f(-0.9, -0.9, -30.0);
glColor3f(0,.9,0);
- glVertex3f(-0.9, 0.0, -30.0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.0, 0.9, -30.0);
glEnd();
glFlush();
@@ -93,8 +96,6 @@
{
GLint i;
- doubleBuffer = GL_FALSE;
-
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-sb") == 0) {
doubleBuffer = GL_FALSE;
@@ -120,7 +121,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
@@ -135,5 +136,5 @@
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
- return 0;
+ return 0;
}
diff --git a/progs/trivial/trifan-flat-clip.c b/progs/trivial/trifan-flat-clip.c
new file mode 100644
index 0000000..04042fa
--- /dev/null
+++ b/progs/trivial/trifan-flat-clip.c
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+
+ glBegin(GL_TRIANGLE_FAN);
+ glColor3f(1,0,0);
+ glVertex3f( 0, 0, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 1.3, 1.1, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-.9, .9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-1.1, -1.3, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/trifan-flat-unfilled-clip.c b/progs/trivial/trifan-flat-unfilled-clip.c
new file mode 100644
index 0000000..2522441
--- /dev/null
+++ b/progs/trivial/trifan-flat-unfilled-clip.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+ glPolygonMode(GL_FRONT, GL_LINE);
+ glPolygonMode(GL_BACK, GL_LINE);
+ glLineWidth(4.0);
+
+
+ glBegin(GL_TRIANGLE_FAN);
+ glColor3f(1,0,0);
+ glVertex3f( 0, 0, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 1.3, 1.1, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-.9, .9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-1.1, -1.3, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/trifan-flat.c b/progs/trivial/trifan-flat.c
new file mode 100644
index 0000000..737eccd
--- /dev/null
+++ b/progs/trivial/trifan-flat.c
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+
+ glBegin(GL_TRIANGLE_FAN);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/trifan-unfilled.c b/progs/trivial/trifan-unfilled.c
new file mode 100644
index 0000000..8e74541
--- /dev/null
+++ b/progs/trivial/trifan-unfilled.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+ glBegin(GL_TRIANGLE_FAN);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/trifan.c b/progs/trivial/trifan.c
new file mode 100644
index 0000000..ecb0424
--- /dev/null
+++ b/progs/trivial/trifan.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLE_FAN);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(1,0,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glColor3f(0,1,1);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tristrip-flat.c b/progs/trivial/tristrip-flat.c
new file mode 100644
index 0000000..e048233
--- /dev/null
+++ b/progs/trivial/tristrip-flat.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the name of
+ * Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Silicon Graphics.
+ *
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
+ * ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <GL/glut.h>
+
+
+#define CI_OFFSET_1 16
+#define CI_OFFSET_2 32
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+ fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
+ fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
+
+ glClearColor(0.0, 0.0, 1.0, 0.0);
+}
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+ glShadeModel(GL_FLAT);
+
+ if (0) {
+ glBegin(GL_LINES);
+ glColor3f(1,0,0);
+ glVertex3f( 0.95, -0.9, -30.0);
+ glColor3f(1,1,0);
+ glVertex3f( 0.95, 0.9, -30.0);
+ glEnd();
+ }
+
+ glBegin(GL_TRIANGLE_STRIP);
+ glColor3f(1,0,0);
+ glVertex3f( 0.9, -0.9, -30.0);
+ glColor3f(0,1,0);
+ glVertex3f( 0.9, 0.9, -30.0);
+ glColor3f(0,0,.5);
+ glVertex3f(-0.9, -0.9, -30.0);
+ glColor3f(1,1,1);
+ glVertex3f(-0.9, 0.9, -30.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/tristrip.c b/progs/trivial/tristrip.c
index fa82a73..51ea4f2 100644
--- a/progs/trivial/tristrip.c
+++ b/progs/trivial/tristrip.c
@@ -120,7 +120,7 @@
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
- type = GLUT_RGB;
+ type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
diff --git a/progs/trivial/vp-array-int.c b/progs/trivial/vp-array-int.c
new file mode 100644
index 0000000..4d60f2b
--- /dev/null
+++ b/progs/trivial/vp-array-int.c
@@ -0,0 +1,117 @@
+/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+GLint verts[][4] = {
+ { 1, -1, 0, 1 },
+ { 1, 1, 0, 1 },
+ { -1, 1, 0, 1 },
+ { -1, -1, 0, 1 },
+};
+
+GLubyte color[][4] = {
+ { 0x00, 0x00, 0xff, 0x00 },
+ { 0x00, 0xff, 0x00, 0x00 },
+ { 0xff, 0x00, 0x00, 0x00 },
+ { 0xff, 0xff, 0xff, 0x00 },
+};
+
+GLuint indices[] = { 0, 1, 2, 3 };
+
+static void Init( void )
+{
+ GLint errno;
+ GLuint prognum;
+
+ static const char *prog1 =
+ "!!ARBvp1.0\n"
+ "MOV result.color, vertex.color;\n"
+ "MOV result.position, vertex.position;\n"
+ "END\n";
+
+ glGenProgramsARB(1, &prognum);
+ glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ strlen(prog1), (const GLubyte *) prog1);
+
+ assert(glIsProgramARB(prognum));
+ errno = glGetError();
+ printf("glGetError = %d\n", errno);
+ if (errno != GL_NO_ERROR)
+ {
+ GLint errorpos;
+
+ glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+ printf("errorpos: %d\n", errorpos);
+ printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+ }
+
+
+ glEnableClientState( GL_VERTEX_ARRAY );
+ glEnableClientState( GL_COLOR_ARRAY );
+ glVertexPointer( 3, GL_INT, sizeof(verts[0]), verts );
+ glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
+
+}
+
+
+
+static void Display( void )
+{
+ glClearColor(0.3, 0.3, 0.3, 1);
+ glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
+
+ glEnable(GL_VERTEX_PROGRAM_NV);
+ glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices );
+
+ glFlush();
+}
+
+
+static void Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+ glLoadIdentity();
+ /*glTranslatef( 0.0, 0.0, -15.0 );*/
+}
+
+
+static void Key( unsigned char key, int x, int y )
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 27:
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+
+
+int main( int argc, char *argv[] )
+{
+ glutInit( &argc, argv );
+ glutInitWindowPosition( 0, 0 );
+ glutInitWindowSize( 250, 250 );
+ glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc( Reshape );
+ glutKeyboardFunc( Key );
+ glutDisplayFunc( Display );
+ Init();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/trivial/vp-tri.c b/progs/trivial/vp-tri.c
index f8e1865..d2ef504 100644
--- a/progs/trivial/vp-tri.c
+++ b/progs/trivial/vp-tri.c
@@ -43,17 +43,17 @@
static void Display( void )
{
glClearColor(0.3, 0.3, 0.3, 1);
- glClear( GL_COLOR_BUFFER_BIT );
+ glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable(GL_VERTEX_PROGRAM_NV);
glBegin(GL_TRIANGLES);
- glColor3f(0,0,1);
- glVertex3f( 0.9, -0.9, 0.0);
- glColor3f(0,1,0);
- glVertex3f( 0.9, 0.9, 0.0);
- glColor3f(1,0,0);
- glVertex3f(-0.9, 0.0, 0.0);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -0.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -0.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -0.0);
glEnd();
@@ -93,7 +93,7 @@
glutInit( &argc, argv );
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 250, 250 );
- glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE );
+ glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
diff --git a/progs/util/README b/progs/util/README
index ca89d34..ea71ebd 100644
--- a/progs/util/README
+++ b/progs/util/README
@@ -19,4 +19,3 @@
more to come...
----------------------------------------------------------------------
-$Id: README,v 1.1 1999/08/19 00:55:42 jtg Exp $
diff --git a/progs/util/descrip.mms b/progs/util/descrip.mms
deleted file mode 100644
index 21dec4b..0000000
--- a/progs/util/descrip.mms
+++ /dev/null
@@ -1,42 +0,0 @@
-# Makefile for GLUT-based demo programs for VMS
-# contributed by Jouk Jansen joukj@crys.chem.uva.nl
-
-
-.first
- define gl [--.include.gl]
-
-.include [--]mms-config.
-
-##### MACROS #####
-
-INCDIR = ([--.include],[-.util])
-CFLAGS = /include=$(INCDIR)/prefix=all/name=(as_is,short)/float=ieee/ieee=denorm
-
-.ifdef SHARE
-GL_LIBS = $(XLIBS)
-LIB_DEP = [--.lib]$(GL_SHAR) [--.lib]$(GLU_SHAR) [--.lib]$(GLUT_SHAR)
-.else
-GL_LIBS = [--.lib]libGLUT/l,libMesaGLU/l,libMesaGL/l,$(XLIBS)
-LIB_DEP = [--.lib]$(GL_LIB) [--.lib]$(GLU_LIB) [--.lib]$(GLUT_LIB)
-.endif
-
-
-OBJS =readtex.obj,showbuffer.obj
-
-
-##### RULES #####
-.obj.exe :
- cxxlink $(MMS$TARGET_NAME),$(GL_LIBS)
-
-##### TARGETS #####
-default :
- $(MMS)$(MMSQUALIFIERS) $(OBJS)
-
-clean :
- delete *.obj;*
-
-realclean :
- delete *.obj;*
-
-readtex.obj : readtex.c
-showbuffer.obj : showbuffer.c
diff --git a/progs/util/glstate.c b/progs/util/glstate.c
index 4c5db13..21d7e45 100644
--- a/progs/util/glstate.c
+++ b/progs/util/glstate.c
@@ -1,4 +1,3 @@
-/* $Id: glstate.c,v 1.1 1999/08/19 00:55:42 jtg Exp $ */
/*
* Print GL state information (for debugging)
@@ -21,7 +20,6 @@
/*
- * $Log: glstate.c,v $
* Revision 1.1 1999/08/19 00:55:42 jtg
* Initial revision
*
diff --git a/progs/util/glstate.h b/progs/util/glstate.h
index 1aa4d21..9216382 100644
--- a/progs/util/glstate.h
+++ b/progs/util/glstate.h
@@ -1,4 +1,3 @@
-/* $Id: glstate.h,v 1.1 1999/08/19 00:55:42 jtg Exp $ */
/*
* Print GL state information (for debugging)
@@ -21,7 +20,6 @@
/*
- * $Log: glstate.h,v $
* Revision 1.1 1999/08/19 00:55:42 jtg
* Initial revision
*
diff --git a/progs/util/sampleMakefile b/progs/util/sampleMakefile
index ebb57ff..71ec150 100644
--- a/progs/util/sampleMakefile
+++ b/progs/util/sampleMakefile
@@ -1,11 +1,9 @@
-# $Id: sampleMakefile,v 1.1 1999/08/19 00:55:42 jtg Exp $
# Sample makefile for compiling OpenGL/Mesa applications on Unix.
# This example assumes Linux with gcc.
# This makefile is in the public domain
-# $Log: sampleMakefile,v $
# Revision 1.1 1999/08/19 00:55:42 jtg
# Initial revision
#
diff --git a/progs/vp/exp.txt b/progs/vp/exp.txt
new file mode 100644
index 0000000..601aae7
--- /dev/null
+++ b/progs/vp/exp.txt
@@ -0,0 +1,5 @@
+!!VP1.0
+EXP R0, v[COL0].x;
+ADD o[COL0], R0.z, -R0.w;
+MOV o[HPOS], v[OPOS];
+END
diff --git a/progs/vp/log.txt b/progs/vp/log.txt
new file mode 100644
index 0000000..9b04268
--- /dev/null
+++ b/progs/vp/log.txt
@@ -0,0 +1,6 @@
+!!VP1.0
+ADD R0, v[COL0], v[COL0];
+ADD R0, R0, R0;
+LOG o[COL0], R0.x;
+MOV o[HPOS], v[OPOS];
+END
diff --git a/progs/vp/vp-tris.c b/progs/vp/vp-tris.c
index 5dbe5ac..3fe35f7 100644
--- a/progs/vp/vp-tris.c
+++ b/progs/vp/vp-tris.c
@@ -5,9 +5,28 @@
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
-#define GL_GLEXT_PROTOTYPES
#include <GL/glut.h>
+#ifndef WIN32
+#include <unistd.h>
+#include <signal.h>
+#define GL_GLEXT_PROTOTYPES
+#else
+#include <GL/glext.h>
+#endif
+
+#ifdef WIN32
+static PFNGLBINDPROGRAMARBPROC glBindProgramARB = NULL;
+static PFNGLGENPROGRAMSARBPROC glGenProgramsARB = NULL;
+static PFNGLPROGRAMSTRINGARBPROC glProgramStringARB = NULL;
+static PFNGLISPROGRAMARBPROC glIsProgramARB = NULL;
+
+static PFNGLBINDPROGRAMNVPROC glBindProgramNV = NULL;
+static PFNGLGENPROGRAMSNVPROC glGenProgramsNV = NULL;
+static PFNGLLOADPROGRAMNVPROC glLoadProgramNV = NULL;
+static PFNGLISPROGRAMNVPROC glIsProgramNV = NULL;
+#endif
+
static const char *filename = NULL;
static GLuint nr_steps = 4;
@@ -18,8 +37,29 @@
fprintf( stderr, "options:\n" );
fprintf( stderr, " -f flat shaded\n" );
fprintf( stderr, " -nNr subdivision steps\n" );
+ fprintf( stderr, " -fps show frames per second\n" );
}
+unsigned show_fps = 0;
+unsigned int frame_cnt = 0;
+
+#ifndef WIN32
+
+void alarmhandler(int);
+
+void alarmhandler (int sig)
+{
+ if (sig == SIGALRM) {
+ printf("%d frames in 5.0 seconds = %.3f FPS\n", frame_cnt,
+ frame_cnt / 5.0);
+
+ frame_cnt = 0;
+ }
+ signal(SIGALRM, alarmhandler);
+ alarm(5);
+}
+
+#endif
static void args(int argc, char *argv[])
{
@@ -32,6 +72,9 @@
else if (strcmp(argv[i], "-f") == 0) {
glShadeModel(GL_FLAT);
}
+ else if (strcmp(argv[i], "-fps") == 0) {
+ show_fps = 1;
+ }
else if (i == argc - 1) {
filename = argv[i];
}
@@ -62,19 +105,45 @@
exit(1);
}
- sz = fread(buf, 1, sizeof(buf), f);
+ sz = (GLuint) fread(buf, 1, sizeof(buf), f);
if (!feof(f)) {
fprintf(stderr, "file too long\n");
exit(1);
}
fprintf(stderr, "%.*s\n", sz, buf);
-
- glGenProgramsARB(1, &prognum);
- glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
- glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
- sz, (const GLubyte *) buf);
+ if (strncmp( buf, "!!VP", 4 ) == 0) {
+#ifdef WIN32
+ glBindProgramNV = (PFNGLBINDPROGRAMNVPROC) wglGetProcAddress( "glBindProgramNV" );
+ glGenProgramsNV = (PFNGLGENPROGRAMSNVPROC) wglGetProcAddress( "glGenProgramsNV" );
+ glLoadProgramNV = (PFNGLLOADPROGRAMNVPROC) wglGetProcAddress( "glLoadProgramNV" );
+ glIsProgramNV = (PFNGLISPROGRAMNVPROC) wglGetProcAddress( "glIsProgramNV" );
+#endif
+
+ glEnable( GL_VERTEX_PROGRAM_NV );
+ glGenProgramsNV( 1, &prognum );
+ glBindProgramNV( GL_VERTEX_PROGRAM_NV, prognum );
+ glLoadProgramNV( GL_VERTEX_PROGRAM_NV, prognum, sz, (const GLubyte *) buf );
+ assert( glIsProgramNV( prognum ) );
+ }
+ else {
+#ifdef WIN32
+ glBindProgramARB = (PFNGLBINDPROGRAMARBPROC) wglGetProcAddress( "glBindProgramARB" );
+ glGenProgramsARB = (PFNGLGENPROGRAMSARBPROC) wglGetProcAddress( "glGenProgramsARB" );
+ glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC) wglGetProcAddress( "glProgramStringARB" );
+ glIsProgramARB = (PFNGLISPROGRAMARBPROC) wglGetProcAddress( "glIsProgramARB" );
+#endif
+
+ glEnable(GL_VERTEX_PROGRAM_ARB);
+
+ glGenProgramsARB(1, &prognum);
+
+ glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ sz, (const GLubyte *) buf);
+ assert(glIsProgramARB(prognum));
+ }
errno = glGetError();
printf("glGetError = %d\n", errno);
@@ -86,7 +155,6 @@
printf("errorpos: %d\n", errorpos);
printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
}
- assert(glIsProgramARB(prognum));
}
@@ -147,8 +215,6 @@
glClearColor(0.3, 0.3, 0.3, 1);
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
- glEnable(GL_VERTEX_PROGRAM_NV);
-
glBegin(GL_TRIANGLES);
@@ -168,7 +234,11 @@
glEnd();
- glFlush();
+ glFlush();
+ if (show_fps) {
+ ++frame_cnt;
+ glutPostRedisplay();
+ }
}
@@ -205,12 +275,18 @@
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 250, 250 );
glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
- glutCreateWindow(argv[0]);
+ glutCreateWindow(argv[argc-1]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
args( argc, argv );
Init();
+#ifndef WIN32
+ if (show_fps) {
+ signal(SIGALRM, alarmhandler);
+ alarm(5);
+ }
+#endif
glutMainLoop();
return 0;
}
diff --git a/progs/vp/windows/vp2003.sln b/progs/vp/windows/vp2003.sln
new file mode 100644
index 0000000..76de5cf
--- /dev/null
+++ b/progs/vp/windows/vp2003.sln
@@ -0,0 +1,21 @@
+Microsoft Visual Studio Solution File, Format Version 8.00
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "vp2003", "vp2003.vcproj", "{E1C70416-98E7-4282-B6B2-6C9CF90B12C0}"
+ ProjectSection(ProjectDependencies) = postProject
+ EndProjectSection
+EndProject
+Global
+ GlobalSection(SolutionConfiguration) = preSolution
+ Debug = Debug
+ Release = Release
+ EndGlobalSection
+ GlobalSection(ProjectConfiguration) = postSolution
+ {E1C70416-98E7-4282-B6B2-6C9CF90B12C0}.Debug.ActiveCfg = Debug|Win32
+ {E1C70416-98E7-4282-B6B2-6C9CF90B12C0}.Debug.Build.0 = Debug|Win32
+ {E1C70416-98E7-4282-B6B2-6C9CF90B12C0}.Release.ActiveCfg = Release|Win32
+ {E1C70416-98E7-4282-B6B2-6C9CF90B12C0}.Release.Build.0 = Release|Win32
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ EndGlobalSection
+ GlobalSection(ExtensibilityAddIns) = postSolution
+ EndGlobalSection
+EndGlobal
diff --git a/progs/vp/windows/vp2003.vcproj b/progs/vp/windows/vp2003.vcproj
new file mode 100644
index 0000000..adca2c5
--- /dev/null
+++ b/progs/vp/windows/vp2003.vcproj
@@ -0,0 +1,121 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+ ProjectType="Visual C++"
+ Version="7.10"
+ Name="vp2003"
+ ProjectGUID="{E1C70416-98E7-4282-B6B2-6C9CF90B12C0}"
+ Keyword="Win32Proj">
+ <Platforms>
+ <Platform
+ Name="Win32"/>
+ </Platforms>
+ <Configurations>
+ <Configuration
+ Name="Debug|Win32"
+ OutputDirectory="Debug"
+ IntermediateDirectory="Debug"
+ ConfigurationType="1"
+ CharacterSet="2">
+ <Tool
+ Name="VCCLCompilerTool"
+ Optimization="0"
+ AdditionalIncludeDirectories=""
+ PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE"
+ MinimalRebuild="TRUE"
+ BasicRuntimeChecks="3"
+ RuntimeLibrary="5"
+ UsePrecompiledHeader="0"
+ WarningLevel="3"
+ Detect64BitPortabilityProblems="TRUE"
+ DebugInformationFormat="4"/>
+ <Tool
+ Name="VCCustomBuildTool"/>
+ <Tool
+ Name="VCLinkerTool"
+ AdditionalDependencies="glut32.lib"
+ OutputFile="$(OutDir)/vp2003.exe"
+ LinkIncremental="2"
+ GenerateDebugInformation="TRUE"
+ ProgramDatabaseFile="$(OutDir)/vp2003.pdb"
+ SubSystem="1"
+ TargetMachine="1"/>
+ <Tool
+ Name="VCMIDLTool"/>
+ <Tool
+ Name="VCPostBuildEventTool"/>
+ <Tool
+ Name="VCPreBuildEventTool"/>
+ <Tool
+ Name="VCPreLinkEventTool"/>
+ <Tool
+ Name="VCResourceCompilerTool"/>
+ <Tool
+ Name="VCWebServiceProxyGeneratorTool"/>
+ <Tool
+ Name="VCXMLDataGeneratorTool"/>
+ <Tool
+ Name="VCWebDeploymentTool"/>
+ <Tool
+ Name="VCManagedWrapperGeneratorTool"/>
+ <Tool
+ Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+ </Configuration>
+ <Configuration
+ Name="Release|Win32"
+ OutputDirectory="Release"
+ IntermediateDirectory="Release"
+ ConfigurationType="1"
+ CharacterSet="2">
+ <Tool
+ Name="VCCLCompilerTool"
+ AdditionalIncludeDirectories=""
+ PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE"
+ RuntimeLibrary="4"
+ UsePrecompiledHeader="0"
+ WarningLevel="3"
+ Detect64BitPortabilityProblems="TRUE"
+ DebugInformationFormat="3"/>
+ <Tool
+ Name="VCCustomBuildTool"/>
+ <Tool
+ Name="VCLinkerTool"
+ AdditionalDependencies="glut32.lib"
+ OutputFile="$(OutDir)/vp2003.exe"
+ LinkIncremental="1"
+ GenerateDebugInformation="TRUE"
+ SubSystem="1"
+ OptimizeReferences="2"
+ EnableCOMDATFolding="2"
+ TargetMachine="1"/>
+ <Tool
+ Name="VCMIDLTool"/>
+ <Tool
+ Name="VCPostBuildEventTool"/>
+ <Tool
+ Name="VCPreBuildEventTool"/>
+ <Tool
+ Name="VCPreLinkEventTool"/>
+ <Tool
+ Name="VCResourceCompilerTool"/>
+ <Tool
+ Name="VCWebServiceProxyGeneratorTool"/>
+ <Tool
+ Name="VCXMLDataGeneratorTool"/>
+ <Tool
+ Name="VCWebDeploymentTool"/>
+ <Tool
+ Name="VCManagedWrapperGeneratorTool"/>
+ <Tool
+ Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+ </Configuration>
+ </Configurations>
+ <References>
+ </References>
+ <Files>
+ <File
+ RelativePath="..\vp-tris.c">
+ </File>
+ </Files>
+ <Globals>
+ </Globals>
+</VisualStudioProject>
diff --git a/progs/vpglsl/Makefile b/progs/vpglsl/Makefile
new file mode 100644
index 0000000..c3faeb5
--- /dev/null
+++ b/progs/vpglsl/Makefile
@@ -0,0 +1,53 @@
+# progs/tests/Makefile
+
+
+# These programs aren't intended to be included with the normal distro.
+# They're not too interesting but they're good for testing.
+
+TOP = ../..
+include $(TOP)/configs/current
+
+
+LIBS = $(APP_LIB_DEPS)
+
+SOURCES = \
+ vp-tris.c
+
+
+
+PROGS = $(SOURCES:%.c=%)
+
+INCLUDES = -I. -I$(TOP)/include -I../samples
+
+
+##### RULES #####
+
+.SUFFIXES:
+.SUFFIXES: .c
+
+.c:
+ $(CC) $(INCLUDES) $(CFLAGS) $< $(LIBS) -o $@
+
+.c.o:
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+.S.o:
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+
+##### TARGETS #####
+
+default: $(PROGS)
+
+clean:
+ rm -f $(PROGS)
+ rm -f *.o
+ rm -f getproclist.h
+
+
+
+
+
+# Emacs tags
+tags:
+ etags `find . -name \*.[ch]` `find ../include`
diff --git a/progs/vpglsl/for.glsl b/progs/vpglsl/for.glsl
new file mode 100644
index 0000000..45d6845
--- /dev/null
+++ b/progs/vpglsl/for.glsl
@@ -0,0 +1,7 @@
+
+void main() {
+ gl_Position = gl_Vertex;
+ gl_FrontColor = vec4(0);
+ for (int i = 0; i < 4; ++i)
+ gl_FrontColor += gl_Color;
+}
diff --git a/progs/vpglsl/if.glsl b/progs/vpglsl/if.glsl
new file mode 100644
index 0000000..174f69c
--- /dev/null
+++ b/progs/vpglsl/if.glsl
@@ -0,0 +1,7 @@
+
+void main() {
+ gl_FrontColor = gl_Color;
+ gl_Position = gl_Vertex;
+ if (gl_Position.x < 0.5)
+ gl_FrontColor = vec4(1.0, 0.0, 0.0, 1.0);
+}
diff --git a/progs/vpglsl/ifelse.glsl b/progs/vpglsl/ifelse.glsl
new file mode 100644
index 0000000..645b211
--- /dev/null
+++ b/progs/vpglsl/ifelse.glsl
@@ -0,0 +1,8 @@
+
+void main() {
+ gl_Position = gl_Vertex;
+ if (gl_Position.x < 0.5)
+ gl_FrontColor = vec4(1.0, 0.0, 0.0, 1.0);
+ else
+ gl_FrontColor = gl_Color;
+}
diff --git a/progs/vpglsl/nestedifs.glsl b/progs/vpglsl/nestedifs.glsl
new file mode 100644
index 0000000..abb235c
--- /dev/null
+++ b/progs/vpglsl/nestedifs.glsl
@@ -0,0 +1,13 @@
+
+void main() {
+ gl_Position = gl_Vertex;
+ if (gl_Position.x < 0.5) {
+ if (gl_Position.y < 0.20) {
+ gl_FrontColor = vec4(1.0, 0.0, 0.0, 1.0);
+ } else {
+ gl_FrontColor = vec4(0.0, 1.0, 0.0, 1.0);
+ }
+ gl_FrontColor.y = 1.0;
+ } else
+ gl_FrontColor = gl_Color;
+}
diff --git a/progs/vpglsl/nestedswizzle.glsl b/progs/vpglsl/nestedswizzle.glsl
new file mode 100644
index 0000000..a3adb3d
--- /dev/null
+++ b/progs/vpglsl/nestedswizzle.glsl
@@ -0,0 +1,9 @@
+
+void main() {
+ gl_Position = gl_Vertex;
+ gl_FrontColor = gl_Color;
+ if (gl_Position.x < 0.5) {
+ gl_FrontColor.y = 1.0;
+ }
+ gl_FrontColor.xzw = vec3(0, 0, 1);
+}
diff --git a/progs/vpglsl/off2f.glsl b/progs/vpglsl/off2f.glsl
new file mode 100644
index 0000000..e06cb42
--- /dev/null
+++ b/progs/vpglsl/off2f.glsl
@@ -0,0 +1,18 @@
+const int KernelSize = 8;
+uniform vec2 Offset2f[KernelSize];
+uniform vec4 KernelValue4f[KernelSize];
+
+void main(void)
+{
+ int i;
+ vec4 sum = vec4(0.0);
+ vec4 tmp = gl_Color;
+ vec2 rg, ba;
+ gl_Position = gl_Vertex;
+
+ rg = Offset2f[4];
+ ba = Offset2f[5];
+
+
+ gl_FrontColor = KernelValue4f[0] * vec4(rg, ba);
+}
diff --git a/progs/vpglsl/varfor1f.glsl b/progs/vpglsl/varfor1f.glsl
new file mode 100644
index 0000000..9c3e8f2
--- /dev/null
+++ b/progs/vpglsl/varfor1f.glsl
@@ -0,0 +1,22 @@
+const int KernelSize = 16;
+uniform float KernelValue1f[KernelSize];
+
+void main(void)
+{
+ int i;
+ vec4 sum = vec4(0.0);
+ vec4 tmp = gl_Color;
+ gl_Position = gl_Vertex;
+
+ for (i = 0; i < KernelSize; ++i) {
+ float x, y, z, w;
+
+ x = KernelValue1f[i]; ++i;
+ y = KernelValue1f[i]; ++i;
+ z = KernelValue1f[i]; ++i;
+ w = KernelValue1f[i];
+
+ sum += tmp * vec4(x, y, z, w);
+ }
+ gl_FrontColor = sum;
+}
diff --git a/progs/vpglsl/varfor2f.glsl b/progs/vpglsl/varfor2f.glsl
new file mode 100644
index 0000000..d98a110
--- /dev/null
+++ b/progs/vpglsl/varfor2f.glsl
@@ -0,0 +1,24 @@
+const int KernelSize = 9;
+uniform vec2 KernelValue2f[KernelSize];
+
+void main(void)
+{
+ int i;
+ vec4 sum = vec4(0.0);
+ vec4 tmp = gl_Color;
+ gl_Position = gl_Vertex;
+
+ for (i = 0; i < KernelSize; ++i) {
+ vec2 rg, ba;
+
+ rg = KernelValue2f[i];
+ ++i;
+ if (i < KernelSize)
+ ba = KernelValue2f[i];
+ else
+ ba = vec2(0, 0);
+
+ sum += tmp * vec4(rg, ba);
+ }
+ gl_FrontColor = sum;
+}
diff --git a/progs/vpglsl/varfor4f.glsl b/progs/vpglsl/varfor4f.glsl
new file mode 100644
index 0000000..c70ba03
--- /dev/null
+++ b/progs/vpglsl/varfor4f.glsl
@@ -0,0 +1,19 @@
+const int KernelSize = 4;
+uniform vec4 KernelValue4f[KernelSize];
+
+void main(void)
+{
+ int i;
+ vec4 sum = vec4(0.0);
+ vec4 tmp = gl_Color;
+ gl_Position = gl_Vertex;
+
+ for (i = 0; i < KernelSize; ++i) {
+ vec4 rgba;
+
+ rgba = KernelValue4f[i];
+
+ sum += tmp * rgba;
+ }
+ gl_FrontColor = sum;
+}
diff --git a/progs/vpglsl/vp-tris.c b/progs/vpglsl/vp-tris.c
new file mode 100644
index 0000000..9108d3f
--- /dev/null
+++ b/progs/vpglsl/vp-tris.c
@@ -0,0 +1,313 @@
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+static const char *filename = NULL;
+static GLuint nr_steps = 4;
+
+static GLuint fragShader;
+static GLuint vertShader;
+static GLuint program;
+
+static void usage( char *name )
+{
+ fprintf( stderr, "usage: %s [ options ] shader_filename\n", name );
+ fprintf( stderr, "\n" );
+ fprintf( stderr, "options:\n" );
+ fprintf( stderr, " -f flat shaded\n" );
+ fprintf( stderr, " -nNr subdivision steps\n" );
+}
+
+
+static void load_and_compile_shader(GLuint shader, const char *text)
+{
+ GLint stat;
+
+ glShaderSource(shader, 1, (const GLchar **) &text, NULL);
+
+ glCompileShader(shader);
+
+ glGetShaderiv(shader, GL_COMPILE_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetShaderInfoLog(shader, 1000, &len, log);
+ fprintf(stderr, "vp-tris: problem compiling shader:\n%s\n", log);
+ exit(1);
+ }
+}
+
+static void read_shader(GLuint shader, const char *filename)
+{
+ const int max = 100*1000;
+ int n;
+ char *buffer = (char*) malloc(max);
+ FILE *f = fopen(filename, "r");
+ if (!f) {
+ fprintf(stderr, "vp-tris: Unable to open shader file %s\n", filename);
+ exit(1);
+ }
+
+ n = fread(buffer, 1, max, f);
+ printf("vp-tris: read %d bytes from shader file %s\n", n, filename);
+ if (n > 0) {
+ buffer[n] = 0;
+ load_and_compile_shader(shader, buffer);
+ }
+
+ fclose(f);
+ free(buffer);
+}
+
+static void check_link(GLuint prog)
+{
+ GLint stat;
+ glGetProgramiv(prog, GL_LINK_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetProgramInfoLog(prog, 1000, &len, log);
+ fprintf(stderr, "Linker error:\n%s\n", log);
+ }
+}
+
+static void setup_uniforms()
+{
+ {
+ GLuint loc1f = glGetUniformLocationARB(program, "Offset1f");
+ GLuint loc2f = glGetUniformLocationARB(program, "Offset2f");
+ GLuint loc4f = glGetUniformLocationARB(program, "Offset4f");
+ GLfloat vecKer[] =
+ { 1.0, 0.0, 0.0, 1.0,
+ 0.0, 1.0, 0.0, 1.0,
+ 1.0, 0.0, 0.0, 1.0,
+ 0.0, 0.0, 0.0, 1.0
+ };
+ if (loc1f >= 0)
+ glUniform1fv(loc1f, 16, vecKer);
+
+ if (loc2f >= 0)
+ glUniform2fv(loc2f, 8, vecKer);
+
+ if (loc4f >= 0)
+ glUniform4fv(loc4f, 4, vecKer);
+
+ }
+
+ GLuint loc1f = glGetUniformLocationARB(program, "KernelValue1f");
+ GLuint loc2f = glGetUniformLocationARB(program, "KernelValue2f");
+ GLuint loc4f = glGetUniformLocationARB(program, "KernelValue4f");
+ GLfloat vecKer[] =
+ { 1.0, 0.0, 0.0, 0.25,
+ 0.0, 1.0, 0.0, 0.25,
+ 0.0, 0.0, 1.0, 0.25,
+ 0.0, 0.0, 0.0, 0.25,
+ 0.5, 0.0, 0.0, 0.35,
+ 0.0, 0.5, 0.0, 0.35,
+ 0.0, 0.0, 0.5, 0.35,
+ 0.0, 0.0, 0.0, 0.35
+ };
+ if (loc1f >= 0)
+ glUniform1fv(loc1f, 16, vecKer);
+
+ if (loc2f >= 0)
+ glUniform2fv(loc2f, 8, vecKer);
+
+ if (loc4f >= 0)
+ glUniform4fv(loc4f, 4, vecKer);
+}
+
+static void prepare_shaders()
+{
+ static const char *fragShaderText =
+ "void main() {\n"
+ " gl_FragColor = gl_Color;\n"
+ "}\n";
+ static const char *vertShaderText =
+ "void main() {\n"
+ " gl_FrontColor = gl_Color;\n"
+ " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
+ "}\n";
+ fragShader = glCreateShader(GL_FRAGMENT_SHADER);
+ load_and_compile_shader(fragShader, fragShaderText);
+
+
+ vertShader = glCreateShader(GL_VERTEX_SHADER);
+ if (filename)
+ read_shader(vertShader, filename);
+ else
+ load_and_compile_shader(vertShader, vertShaderText);
+
+ program = glCreateProgram();
+ glAttachShader(program, fragShader);
+ glAttachShader(program, vertShader);
+ glLinkProgram(program);
+ check_link(program);
+ glUseProgram(program);
+
+ setup_uniforms();
+}
+
+static void args(int argc, char *argv[])
+{
+ GLint i;
+
+ for (i = 1; i < argc; i++) {
+ if (strncmp(argv[i], "-n", 2) == 0) {
+ nr_steps = atoi((argv[i]) + 2);
+ }
+ else if (strcmp(argv[i], "-f") == 0) {
+ glShadeModel(GL_FLAT);
+ }
+ else if (i == argc - 1) {
+ filename = argv[i];
+ }
+ else {
+ usage(argv[0]);
+ exit(1);
+ }
+ }
+
+ if (!filename) {
+ usage(argv[0]);
+ exit(1);
+ }
+}
+
+
+
+
+union vert {
+ struct {
+ GLfloat color[3];
+ GLfloat pos[3];
+ } v;
+ GLfloat f[6];
+};
+
+static void make_midpoint( union vert *out,
+ const union vert *v0,
+ const union vert *v1)
+{
+ int i;
+ for (i = 0; i < 6; i++)
+ out->f[i] = v0->f[i] + .5 * (v1->f[i] - v0->f[i]);
+}
+
+static void subdiv( union vert *v0,
+ union vert *v1,
+ union vert *v2,
+ GLuint depth )
+{
+ if (depth == 0) {
+ glColor3fv(v0->v.color);
+ glVertex3fv(v0->v.pos);
+ glColor3fv(v1->v.color);
+ glVertex3fv(v1->v.pos);
+ glColor3fv(v2->v.color);
+ glVertex3fv(v2->v.pos);
+ }
+ else {
+ union vert m[3];
+
+ make_midpoint(&m[0], v0, v1);
+ make_midpoint(&m[1], v1, v2);
+ make_midpoint(&m[2], v2, v0);
+
+ subdiv(&m[0], &m[2], v0, depth-1);
+ subdiv(&m[1], &m[0], v1, depth-1);
+ subdiv(&m[2], &m[1], v2, depth-1);
+ subdiv(&m[0], &m[1], &m[2], depth-1);
+ }
+}
+
+/** Assignment */
+#define ASSIGN_3V( V, V0, V1, V2 ) \
+do { \
+ V[0] = V0; \
+ V[1] = V1; \
+ V[2] = V2; \
+} while(0)
+
+static void Display( void )
+{
+ glClearColor(0.3, 0.3, 0.3, 1);
+ glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
+
+ glUseProgram(program);
+
+ glBegin(GL_TRIANGLES);
+
+
+ {
+ union vert v[3];
+
+ ASSIGN_3V(v[0].v.color, 0,0,1);
+ ASSIGN_3V(v[0].v.pos, 0.9, -0.9, 0.0);
+ ASSIGN_3V(v[1].v.color, 1,0,0);
+ ASSIGN_3V(v[1].v.pos, 0.9, 0.9, 0.0);
+ ASSIGN_3V(v[2].v.color, 0,1,0);
+ ASSIGN_3V(v[2].v.pos, -0.9, 0, 0.0);
+
+ subdiv(&v[0], &v[1], &v[2], nr_steps);
+ }
+
+ glEnd();
+
+
+ glFlush();
+}
+
+
+static void Reshape( int width, int height )
+{
+ glViewport( 0, 0, width, height );
+ glMatrixMode( GL_PROJECTION );
+ glLoadIdentity();
+ glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+ glMatrixMode( GL_MODELVIEW );
+ glLoadIdentity();
+ /*glTranslatef( 0.0, 0.0, -15.0 );*/
+}
+
+
+static void CleanUp(void)
+{
+ glDeleteShader(fragShader);
+ glDeleteShader(vertShader);
+ glDeleteProgram(program);
+}
+
+static void Key( unsigned char key, int x, int y )
+{
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 27:
+ CleanUp();
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+int main( int argc, char *argv[] )
+{
+ glutInit( &argc, argv );
+ glutInitWindowPosition( 0, 0 );
+ glutInitWindowSize( 250, 250 );
+ glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc( Reshape );
+ glutKeyboardFunc( Key );
+ glutDisplayFunc( Display );
+ args( argc, argv );
+ prepare_shaders();
+ glutMainLoop();
+ return 0;
+}
diff --git a/progs/windml/ugldrawpix.c b/progs/windml/ugldrawpix.c
index b33be2c..154fe55 100644
--- a/progs/windml/ugldrawpix.c
+++ b/progs/windml/ugldrawpix.c
@@ -7,7 +7,6 @@
*/
/*
- * $Log: ugldrawpix.c,v $
* Revision 1.2 2001/09/10 19:21:13 brianp
* WindML updates (Stephane Raimbault)
*
diff --git a/progs/windml/ugltexcyl.c b/progs/windml/ugltexcyl.c
index d2fe687..db66d1f 100644
--- a/progs/windml/ugltexcyl.c
+++ b/progs/windml/ugltexcyl.c
@@ -7,7 +7,6 @@
*/
/*
- * $Log: ugltexcyl.c,v $
* Revision 1.2 2001/09/10 19:21:13 brianp
* WindML updates (Stephane Raimbault)
*
diff --git a/progs/xdemos/descrip.mms b/progs/xdemos/descrip.mms
deleted file mode 100644
index aa74daf..0000000
--- a/progs/xdemos/descrip.mms
+++ /dev/null
@@ -1,83 +0,0 @@
-# Makefile for GLUT-based demo programs for VMS
-# contributed by Jouk Jansen joukj@hrem.stm.tudelft.nl
-
-
-.first
- define gl [--.include.gl]
-
-.include [--]mms-config.
-
-##### MACROS #####
-
-INCDIR = ([--.include],[-.util])
-CFLAGS = /include=$(INCDIR)/prefix=all/name=(as_is,short)/nowarn/float=ieee/ieee=denorm
-
-.ifdef SHARE
-GL_LIBS = $(XLIBS)
-.else
-GL_LIBS = [--.lib]libGLUT/l,libMesaGLU/l,libMesaGL/l,$(XLIBS)
-.endif
-
-LIB_DEP = [--.lib]$(GL_LIB) [--.lib]$(GLU_LIB) [--.lib]$(GLUT_LIB)
-
-PROGS =glthreads.exe,\
- glxdemo.exe,\
- glxgears.exe,\
- glxheads.exe,\
- glxinfo.exe,\
- glxpixmap.exe,\
- manywin.exe,\
- offset.exe,\
- pbinfo.exe,\
- pbdemo.exe,\
- wincopy.exe,\
- xdemo.exe,\
- xfont.exe
-
-##### RULES #####
-.obj.exe :
- cxxlink $(MMS$TARGET_NAME),$(GL_LIBS)
-
-##### TARGETS #####
-default :
- $(MMS)$(MMSQUALIFIERS) $(PROGS)
-
-clean :
- delete *.obj;*
-
-realclean :
- delete $(PROGS)
- delete *.obj;*
-
-
-glthreads.exe : glthreads.obj $(LIB_DEP)
-glxdemo.exe : glxdemo.obj $(LIB_DEP)
-glxgears.exe : glxgears.obj $(LIB_DEP)
-glxheads.exe : glxheads.obj $(LIB_DEP)
-glxinfo.exe : glxinfo.obj $(LIB_DEP)
-glxpixmap.exe : glxpixmap.obj $(LIB_DEP)
-manywin.exe : manywin.obj $(LIB_DEP)
-offset.exe : offset.obj $(LIB_DEP)
-pbinfo.exe : pbinfo.obj pbutil.obj $(LIB_DEP)
- cxxlink pbinfo.obj,pbutil.obj,$(GL_LIBS)
-pbdemo.exe : pbdemo.obj pbutil.obj $(LIB_DEP)
- cxxlink pbdemo.obj,pbutil.obj,$(GL_LIBS)
-wincopy.exe : wincopy.obj $(LIB_DEP)
-xdemo.exe : xdemo.obj $(LIB_DEP)
-xfont.exe :xfont.obj $(LIB_DEP)
-
-
-glthreads.obj : glthreads.c
-glxdemo.obj : glxdemo.c
-glxgears.obj : glxgears.c
-glxheads.obj : glxheads.c
-glxinfo.obj : glxinfo.c
-glxpixmap.obj : glxpixmap.c
-manywin.obj : manywin.c
-offset.obj : offset.c
-pbinfo.obj : pbinfo.c
-pbutil.obj : pbutil.c
-pbdemo.obj : pbdemo.c
-wincopy.obj : wincopy.c
-xdemo.obj : xdemo.c
-xfont.obj :xfont.c
diff --git a/progs/xdemos/glthreads.c b/progs/xdemos/glthreads.c
index 4f87ee7..b90e6b4 100644
--- a/progs/xdemos/glthreads.c
+++ b/progs/xdemos/glthreads.c
@@ -27,16 +27,30 @@
* -l Enable application-side locking
* -n <num threads> Number of threads to create (default is 2)
* -display <display name> Specify X display (default is :0.0)
+ * -t Use texture mapping
*
* Brian Paul 20 July 2000
*/
+/*
+ * Notes:
+ * - Each thread gets its own GLX context.
+ *
+ * - The GLX contexts share texture objects.
+ *
+ * - When 't' is pressed to update the texture image, the window/thread which
+ * has input focus is signalled to change the texture. The other threads
+ * should see the updated texture the next time they call glBindTexture.
+ */
+
+
#if defined(PTHREADS) /* defined by Mesa on Linux and other platforms */
#include <assert.h>
#include <GL/gl.h>
#include <GL/glx.h>
+#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -56,6 +70,8 @@
float Angle;
int WinWidth, WinHeight;
GLboolean NewSize;
+ GLboolean Initialized;
+ GLboolean MakeNewTexture;
};
@@ -66,8 +82,13 @@
static GLboolean MultiDisplays = 0;
static GLboolean Locking = 0;
+static GLboolean Texture = GL_FALSE;
+static GLuint TexObj = 12;
+static GLboolean Animate = GL_TRUE;
static pthread_mutex_t Mutex;
+static pthread_cond_t CondVar;
+static pthread_mutex_t CondMutex;
static void
@@ -78,6 +99,59 @@
}
+static void
+signal_redraw(void)
+{
+ pthread_mutex_lock(&CondMutex);
+ pthread_cond_broadcast(&CondVar);
+ pthread_mutex_unlock(&CondMutex);
+}
+
+
+static void
+MakeNewTexture(struct winthread *wt)
+{
+#define TEX_SIZE 128
+ static float step = 0.0;
+ GLfloat image[TEX_SIZE][TEX_SIZE][4];
+ GLint width;
+ int i, j;
+
+ for (j = 0; j < TEX_SIZE; j++) {
+ for (i = 0; i < TEX_SIZE; i++) {
+ float dt = 5.0 * (j - 0.5 * TEX_SIZE) / TEX_SIZE;
+ float ds = 5.0 * (i - 0.5 * TEX_SIZE) / TEX_SIZE;
+ float r = dt * dt + ds * ds + step;
+ image[j][i][0] =
+ image[j][i][1] =
+ image[j][i][2] = 0.75 + 0.25 * cos(r);
+ image[j][i][3] = 1.0;
+ }
+ }
+
+ step += 0.5;
+
+ glBindTexture(GL_TEXTURE_2D, TexObj);
+
+ glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
+ if (width) {
+ assert(width == TEX_SIZE);
+ /* sub-tex replace */
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, TEX_SIZE, TEX_SIZE,
+ GL_RGBA, GL_FLOAT, image);
+ }
+ else {
+ /* create new */
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_SIZE, TEX_SIZE, 0,
+ GL_RGBA, GL_FLOAT, image);
+ }
+}
+
+
+
/* draw a colored cube */
static void
draw_object(void)
@@ -86,52 +160,61 @@
glScalef(0.75, 0.75, 0.75);
glColor3f(1, 0, 0);
- glBegin(GL_POLYGON);
- glVertex3f(1, -1, -1);
- glVertex3f(1, 1, -1);
- glVertex3f(1, 1, 1);
- glVertex3f(1, -1, 1);
- glEnd();
+ if (Texture) {
+ glBindTexture(GL_TEXTURE_2D, TexObj);
+ glEnable(GL_TEXTURE_2D);
+ }
+ else {
+ glDisable(GL_TEXTURE_2D);
+ }
+
+ glBegin(GL_QUADS);
+
+ /* -X */
glColor3f(0, 1, 1);
- glBegin(GL_POLYGON);
- glVertex3f(-1, -1, -1);
- glVertex3f(-1, 1, -1);
- glVertex3f(-1, 1, 1);
- glVertex3f(-1, -1, 1);
- glEnd();
+ glTexCoord2f(0, 0); glVertex3f(-1, -1, -1);
+ glTexCoord2f(1, 0); glVertex3f(-1, 1, -1);
+ glTexCoord2f(1, 1); glVertex3f(-1, 1, 1);
+ glTexCoord2f(0, 1); glVertex3f(-1, -1, 1);
- glColor3f(0, 1, 0);
- glBegin(GL_POLYGON);
- glVertex3f(-1, 1, -1);
- glVertex3f( 1, 1, -1);
- glVertex3f( 1, 1, 1);
- glVertex3f(-1, 1, 1);
- glEnd();
+ /* +X */
+ glColor3f(1, 0, 0);
+ glTexCoord2f(0, 0); glVertex3f(1, -1, -1);
+ glTexCoord2f(1, 0); glVertex3f(1, 1, -1);
+ glTexCoord2f(1, 1); glVertex3f(1, 1, 1);
+ glTexCoord2f(0, 1); glVertex3f(1, -1, 1);
+ /* -Y */
glColor3f(1, 0, 1);
- glBegin(GL_POLYGON);
- glVertex3f(-1, -1, -1);
- glVertex3f( 1, -1, -1);
- glVertex3f( 1, -1, 1);
- glVertex3f(-1, -1, 1);
- glEnd();
+ glTexCoord2f(0, 0); glVertex3f(-1, -1, -1);
+ glTexCoord2f(1, 0); glVertex3f( 1, -1, -1);
+ glTexCoord2f(1, 1); glVertex3f( 1, -1, 1);
+ glTexCoord2f(0, 1); glVertex3f(-1, -1, 1);
- glColor3f(0, 0, 1);
- glBegin(GL_POLYGON);
- glVertex3f(-1, -1, 1);
- glVertex3f( 1, -1, 1);
- glVertex3f( 1, 1, 1);
- glVertex3f(-1, 1, 1);
- glEnd();
+ /* +Y */
+ glColor3f(0, 1, 0);
+ glTexCoord2f(0, 0); glVertex3f(-1, 1, -1);
+ glTexCoord2f(1, 0); glVertex3f( 1, 1, -1);
+ glTexCoord2f(1, 1); glVertex3f( 1, 1, 1);
+ glTexCoord2f(0, 1); glVertex3f(-1, 1, 1);
+ /* -Z */
glColor3f(1, 1, 0);
- glBegin(GL_POLYGON);
- glVertex3f(-1, -1, -1);
- glVertex3f( 1, -1, -1);
- glVertex3f( 1, 1, -1);
- glVertex3f(-1, 1, -1);
+ glTexCoord2f(0, 0); glVertex3f(-1, -1, -1);
+ glTexCoord2f(1, 0); glVertex3f( 1, -1, -1);
+ glTexCoord2f(1, 1); glVertex3f( 1, 1, -1);
+ glTexCoord2f(0, 1); glVertex3f(-1, 1, -1);
+
+ /* +Y */
+ glColor3f(0, 0, 1);
+ glTexCoord2f(0, 0); glVertex3f(-1, -1, 1);
+ glTexCoord2f(1, 0); glVertex3f( 1, -1, 1);
+ glTexCoord2f(1, 1); glVertex3f( 1, 1, 1);
+ glTexCoord2f(0, 1); glVertex3f(-1, 1, 1);
+
glEnd();
+
glPopMatrix();
}
@@ -143,6 +226,8 @@
wt->NewSize = GL_TRUE;
wt->WinWidth = w;
wt->WinHeight = h;
+ if (!Animate)
+ signal_redraw();
}
@@ -152,18 +237,19 @@
static void
draw_loop(struct winthread *wt)
{
- GLboolean firstIter = GL_TRUE;
-
while (!ExitFlag) {
if (Locking)
pthread_mutex_lock(&Mutex);
glXMakeCurrent(wt->Dpy, wt->Win, wt->Context);
- if (firstIter) {
+ if (!wt->Initialized) {
printf("glthreads: %d: GL_RENDERER = %s\n", wt->Index,
(char *) glGetString(GL_RENDERER));
- firstIter = GL_FALSE;
+ if (Texture /*&& wt->Index == 0*/) {
+ MakeNewTexture(wt);
+ }
+ wt->Initialized = GL_TRUE;
}
if (Locking)
@@ -183,10 +269,15 @@
wt->NewSize = GL_FALSE;
}
+ if (wt->MakeNewTexture) {
+ MakeNewTexture(wt);
+ wt->MakeNewTexture = GL_FALSE;
+ }
+
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
- glRotatef(wt->Angle, 0, 0, 1);
+ glRotatef(wt->Angle, 0, 1, 0);
glRotatef(wt->Angle, 1, 0, 0);
glScalef(0.7, 0.7, 0.7);
draw_object();
@@ -200,12 +291,63 @@
if (Locking)
pthread_mutex_unlock(&Mutex);
- usleep(5000);
+ if (Animate) {
+ usleep(5000);
+ }
+ else {
+ /* wait for signal to draw */
+ pthread_mutex_lock(&CondMutex);
+ pthread_cond_wait(&CondVar, &CondMutex);
+ pthread_mutex_unlock(&CondMutex);
+ }
wt->Angle += 1.0;
}
}
+static void
+keypress(XEvent *event, struct winthread *wt)
+{
+ char buf[100];
+ KeySym keySym;
+ XComposeStatus stat;
+
+ XLookupString(&event->xkey, buf, sizeof(buf), &keySym, &stat);
+
+ switch (keySym) {
+ case XK_Escape:
+ /* tell all threads to exit */
+ if (!Animate) {
+ signal_redraw();
+ }
+ ExitFlag = GL_TRUE;
+ /*printf("exit draw_loop %d\n", wt->Index);*/
+ return;
+ case XK_t:
+ case XK_T:
+ if (Texture) {
+ wt->MakeNewTexture = GL_TRUE;
+ if (!Animate)
+ signal_redraw();
+ }
+ break;
+ case XK_a:
+ case XK_A:
+ Animate = !Animate;
+ if (Animate) /* yes, prev Animate state! */
+ signal_redraw();
+ break;
+ case XK_s:
+ case XK_S:
+ if (!Animate)
+ signal_redraw();
+ break;
+ default:
+ ; /* nop */
+ }
+}
+
+
/*
* The main process thread runs this loop.
* Single display connection for all threads.
@@ -251,10 +393,14 @@
}
break;
case KeyPress:
- /* tell all threads to exit */
- ExitFlag = GL_TRUE;
- /*printf("exit draw_loop %d\n", wt->Index);*/
- return;
+ for (i = 0; i < NumWinThreads; i++) {
+ struct winthread *wt = &WinThreads[i];
+ if (event.xkey.window == wt->Win) {
+ keypress(&event, wt);
+ break;
+ }
+ }
+ break;
default:
/*no-op*/ ;
}
@@ -282,12 +428,10 @@
resize(wt, event.xconfigure.width, event.xconfigure.height);
break;
case KeyPress:
- /* tell all threads to exit */
- ExitFlag = GL_TRUE;
- /*printf("exit draw_loop %d\n", wt->Index);*/
- return;
+ keypress(&event, wt);
+ break;
default:
- /*no-op*/ ;
+ ; /* nop */
}
}
w = (w + 1) % NumWinThreads;
@@ -301,7 +445,7 @@
* we'll call this once for each thread, before the threads are created.
*/
static void
-create_window(struct winthread *wt)
+create_window(struct winthread *wt, GLXContext shareCtx)
{
Window win;
GLXContext ctx;
@@ -317,9 +461,9 @@
unsigned long mask;
Window root;
XVisualInfo *visinfo;
- int width = 80, height = 80;
- int xpos = (wt->Index % 10) * 90;
- int ypos = (wt->Index / 10) * 100;
+ int width = 160, height = 160;
+ int xpos = (wt->Index % 8) * (width + 10);
+ int ypos = (wt->Index / 8) * (width + 20);
scrnum = DefaultScreen(wt->Dpy);
root = RootWindow(wt->Dpy, scrnum);
@@ -356,7 +500,7 @@
}
- ctx = glXCreateContext(wt->Dpy, visinfo, NULL, True);
+ ctx = glXCreateContext(wt->Dpy, visinfo, shareCtx, True);
if (!ctx) {
Error("Couldn't create GLX context");
}
@@ -417,6 +561,12 @@
printf(" -n NUMTHREADS Number of threads to create\n");
printf(" -p Use a separate display connection for each thread\n");
printf(" -l Use application-side locking\n");
+ printf(" -t Enable texturing\n");
+ printf("Keyboard:\n");
+ printf(" Esc Exit\n");
+ printf(" t Change texture image (requires -t option)\n");
+ printf(" a Toggle animation\n");
+ printf(" s Step rotation (when not animating)\n");
}
@@ -445,6 +595,9 @@
else if (strcmp(argv[i], "-l") == 0) {
Locking = 1;
}
+ else if (strcmp(argv[i], "-t") == 0) {
+ Texture = 1;
+ }
else if (strcmp(argv[i], "-n") == 0 && i + 1 < argc) {
numThreads = atoi(argv[i + 1]);
if (numThreads < 1)
@@ -491,9 +644,9 @@
}
}
- if (Locking) {
- pthread_mutex_init(&Mutex, NULL);
- }
+ pthread_mutex_init(&Mutex, NULL);
+ pthread_mutex_init(&CondMutex, NULL);
+ pthread_cond_init(&CondVar, NULL);
printf("glthreads: creating windows\n");
@@ -501,6 +654,8 @@
/* Create the GLX windows and contexts */
for (i = 0; i < numThreads; i++) {
+ GLXContext share;
+
if (MultiDisplays) {
WinThreads[i].Dpy = XOpenDisplay(displayName);
assert(WinThreads[i].Dpy);
@@ -509,7 +664,11 @@
WinThreads[i].Dpy = dpy;
}
WinThreads[i].Index = i;
- create_window(&WinThreads[i]);
+ WinThreads[i].Initialized = GL_FALSE;
+
+ share = (Texture && i > 0) ? WinThreads[0].Context : 0;
+
+ create_window(&WinThreads[i], share);
}
printf("glthreads: creating threads\n");
diff --git a/progs/xdemos/vgears.c b/progs/xdemos/vgears.c
index 13d030a..f579e8b 100644
--- a/progs/xdemos/vgears.c
+++ b/progs/xdemos/vgears.c
@@ -1,4 +1,3 @@
-/* $ID$ */
/*
* Spinning gears demo for Linux SVGA/Mesa interface in 32K color mode.