diff --git a/progs/fp/Makefile b/progs/fp/Makefile
index d6e0ef8..8c287d6 100644
--- a/progs/fp/Makefile
+++ b/progs/fp/Makefile
@@ -45,6 +45,10 @@
 	tri-tex.c \
 	tri-xpd.c \
 	tri-position.c \
+	tri-depth.c \
+	tri-depth2.c \
+	tri-depthwrite.c \
+	tri-depthwrite2.c \
 
 NOTDONE=\
 	tri-txb.c \
diff --git a/progs/fp/tri-abs.c b/progs/fp/tri-abs.c
index 3e7d734..44aa2cf 100644
--- a/progs/fp/tri-abs.c
+++ b/progs/fp/tri-abs.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,44 +78,19 @@
 
    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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-add.c b/progs/fp/tri-add.c
index ffe8806..b086126 100644
--- a/progs/fp/tri-add.c
+++ b/progs/fp/tri-add.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,10 @@
 
    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)
 {
@@ -136,14 +89,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-cmp.c b/progs/fp/tri-cmp.c
index 2ef37d1..968b67f 100644
--- a/progs/fp/tri-cmp.c
+++ b/progs/fp/tri-cmp.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,10 @@
 
    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)
 {
@@ -136,14 +89,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-cos.c b/progs/fp/tri-cos.c
index 620db8d..7ea2453 100644
--- a/progs/fp/tri-cos.c
+++ b/progs/fp/tri-cos.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -109,29 +81,10 @@
 
    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)
 {
@@ -139,14 +92,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-dp3.c b/progs/fp/tri-dp3.c
index bc45ce2..0e18de2 100644
--- a/progs/fp/tri-dp3.c
+++ b/progs/fp/tri-dp3.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,10 @@
 
    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)
 {
@@ -135,14 +88,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-dp4.c b/progs/fp/tri-dp4.c
index daf5937..400bbf4 100644
--- a/progs/fp/tri-dp4.c
+++ b/progs/fp/tri-dp4.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,10 @@
 
    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)
 {
@@ -135,14 +88,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-dph.c b/progs/fp/tri-dph.c
index 5b8bb1d..958073c 100644
--- a/progs/fp/tri-dph.c
+++ b/progs/fp/tri-dph.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,10 @@
 
    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)
 {
@@ -135,14 +88,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-dst.c b/progs/fp/tri-dst.c
index ba40a24..3d85e85 100644
--- a/progs/fp/tri-dst.c
+++ b/progs/fp/tri-dst.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,10 @@
 
    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)
 {
@@ -135,14 +88,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-ex2.c b/progs/fp/tri-ex2.c
index 79e0c6d..f09b1d7 100644
--- a/progs/fp/tri-ex2.c
+++ b/progs/fp/tri-ex2.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,9 @@
 
    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)
 {
@@ -136,14 +88,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-flat.c b/progs/fp/tri-flat.c
index 12ac920..ea8cc7f 100644
--- a/progs/fp/tri-flat.c
+++ b/progs/fp/tri-flat.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init(void)
 {
@@ -84,33 +56,13 @@
 
    glFlush();
 
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
+
 
    /* Exit after first frame
     */
    exit(0);
 }
 
-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)
 {
@@ -118,14 +70,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-flr.c b/progs/fp/tri-flr.c
index 9c702ba..059f6b6 100644
--- a/progs/fp/tri-flr.c
+++ b/progs/fp/tri-flr.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,9 @@
 
    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)
 {
@@ -136,14 +88,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-fp.c b/progs/fp/tri-fp.c
index fd25fb5..4148a8d 100644
--- a/progs/fp/tri-fp.c
+++ b/progs/fp/tri-fp.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-frc.c b/progs/fp/tri-frc.c
index 80cad47..8d60c9d 100644
--- a/progs/fp/tri-frc.c
+++ b/progs/fp/tri-frc.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -107,29 +79,9 @@
 
    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)
 {
@@ -137,14 +89,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-inv.c b/progs/fp/tri-inv.c
index badea78..e902332 100644
--- a/progs/fp/tri-inv.c
+++ b/progs/fp/tri-inv.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-kil.c b/progs/fp/tri-kil.c
index d3e1da8..47dbd04 100644
--- a/progs/fp/tri-kil.c
+++ b/progs/fp/tri-kil.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -107,29 +79,9 @@
 
    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)
 {
@@ -137,14 +89,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-lg2.c b/progs/fp/tri-lg2.c
index 5321cbd..c7eec46 100644
--- a/progs/fp/tri-lg2.c
+++ b/progs/fp/tri-lg2.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,9 @@
 
    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)
 {
@@ -136,14 +88,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-lit.c b/progs/fp/tri-lit.c
index 91e3ce5..21e3b6f 100644
--- a/progs/fp/tri-lit.c
+++ b/progs/fp/tri-lit.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -107,29 +79,9 @@
 
    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)
 {
@@ -137,14 +89,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-lrp.c b/progs/fp/tri-lrp.c
index 2692687..a5659ee 100644
--- a/progs/fp/tri-lrp.c
+++ b/progs/fp/tri-lrp.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-mad.c b/progs/fp/tri-mad.c
index 4090aad..b46d139 100644
--- a/progs/fp/tri-mad.c
+++ b/progs/fp/tri-mad.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-max.c b/progs/fp/tri-max.c
index 2e35cd8..481a067 100644
--- a/progs/fp/tri-max.c
+++ b/progs/fp/tri-max.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-min.c b/progs/fp/tri-min.c
index d25ac36..7bb722f 100644
--- a/progs/fp/tri-min.c
+++ b/progs/fp/tri-min.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-mov.c b/progs/fp/tri-mov.c
index 0a32aee..40b5b66 100644
--- a/progs/fp/tri-mov.c
+++ b/progs/fp/tri-mov.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,13 +6,6 @@
 #include <GL/glut.h>
 #include "GL/gl.h"
 
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
 static void Init( void )
 {
    static const char *modulate2D =
@@ -104,30 +74,8 @@
    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)
 {
@@ -135,14 +83,9 @@
 
     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;
+    type = GLUT_RGB | GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-mul.c b/progs/fp/tri-mul.c
index 30ba871..61dd3e0 100644
--- a/progs/fp/tri-mul.c
+++ b/progs/fp/tri-mul.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-position.c b/progs/fp/tri-position.c
index 25ed899..18e8182 100644
--- a/progs/fp/tri-position.c
+++ b/progs/fp/tri-position.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,17 +7,12 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
    static const char *modulate2D =
       "!!ARBfp1.0\n"
-      "MOV result.color, fragment.position; \n"
+      "MUL result.color, fragment.position, {.005}.x; \n"
       "END"
       ;
    GLuint modulateProg;
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-pow.c b/progs/fp/tri-pow.c
index 8ef5717..ef91e43 100644
--- a/progs/fp/tri-pow.c
+++ b/progs/fp/tri-pow.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-rcp.c b/progs/fp/tri-rcp.c
index 1698f37..e2a2704 100644
--- a/progs/fp/tri-rcp.c
+++ b/progs/fp/tri-rcp.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,9 @@
 
    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)
 {
@@ -136,14 +88,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-rsq.c b/progs/fp/tri-rsq.c
index 39c75e8..c5b2c1b 100644
--- a/progs/fp/tri-rsq.c
+++ b/progs/fp/tri-rsq.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -106,29 +78,9 @@
 
    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)
 {
@@ -136,14 +88,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-scs.c b/progs/fp/tri-scs.c
index ba34274..ce7c006 100644
--- a/progs/fp/tri-scs.c
+++ b/progs/fp/tri-scs.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -107,29 +79,9 @@
 
    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)
 {
@@ -137,14 +89,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-sge.c b/progs/fp/tri-sge.c
index 7f1d2df..6a360ca 100644
--- a/progs/fp/tri-sge.c
+++ b/progs/fp/tri-sge.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-sge2.c b/progs/fp/tri-sge2.c
index ea1a415..c433009 100644
--- a/progs/fp/tri-sge2.c
+++ b/progs/fp/tri-sge2.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -110,29 +82,9 @@
 
    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)
 {
@@ -140,14 +92,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-sin.c b/progs/fp/tri-sin.c
index f98bfdd..772903e 100644
--- a/progs/fp/tri-sin.c
+++ b/progs/fp/tri-sin.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -110,29 +82,9 @@
 
    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)
 {
@@ -140,14 +92,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-slt.c b/progs/fp/tri-slt.c
index fd25fb5..4148a8d 100644
--- a/progs/fp/tri-slt.c
+++ b/progs/fp/tri-slt.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-sub.c b/progs/fp/tri-sub.c
index c676c4f..6faa414 100644
--- a/progs/fp/tri-sub.c
+++ b/progs/fp/tri-sub.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-swz.c b/progs/fp/tri-swz.c
index 848387c..5f34f7a 100644
--- a/progs/fp/tri-swz.c
+++ b/progs/fp/tri-swz.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-swz2.c b/progs/fp/tri-swz2.c
index 0d6bcbc..fd76b58 100644
--- a/progs/fp/tri-swz2.c
+++ b/progs/fp/tri-swz2.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -29,11 +6,6 @@
 #include <GL/glut.h>
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-tex.c b/progs/fp/tri-tex.c
index 12fdc37..87f6389 100644
--- a/progs/fp/tri-tex.c
+++ b/progs/fp/tri-tex.c
@@ -1,26 +1,3 @@
-/*
- * 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 <assert.h>
 #include <stdio.h>
@@ -35,7 +12,6 @@
 #define TEXTURE_FILE "../images/girl.rgb"
 
 
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -123,30 +99,8 @@
    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)
 {
@@ -154,14 +108,12 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {
diff --git a/progs/fp/tri-xpd.c b/progs/fp/tri-xpd.c
index 4c5cc33..9aca46b 100644
--- a/progs/fp/tri-xpd.c
+++ b/progs/fp/tri-xpd.c
@@ -1,26 +1,3 @@
-/*
- * 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>
@@ -30,11 +7,6 @@
 #include "GL/gl.h"
 
 
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
 
 static void Init( void )
 {
@@ -105,29 +77,9 @@
 
    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)
 {
@@ -135,14 +87,11 @@
 
     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;
+    type |= GLUT_SINGLE;
     glutInitDisplayMode(type);
 
     if (glutCreateWindow("First Tri") == GL_FALSE) {