Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 1 | /* |
Adam Jackson | dc8058c | 2008-09-19 17:16:53 -0400 | [diff] [blame] | 2 | * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) |
| 3 | * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 6 | * copy of this software and associated documentation files (the "Software"), |
| 7 | * to deal in the Software without restriction, including without limitation |
| 8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 9 | * and/or sell copies of the Software, and to permit persons to whom the |
| 10 | * Software is furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice including the dates of first publication and |
| 13 | * either this permission notice or a reference to |
| 14 | * http://oss.sgi.com/projects/FreeB/ |
| 15 | * shall be included in all copies or substantial portions of the Software. |
| 16 | * |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 18 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 20 | * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF |
| 22 | * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 23 | * SOFTWARE. |
| 24 | * |
| 25 | * Except as contained in this notice, the name of Silicon Graphics, Inc. |
| 26 | * shall not be used in advertising or otherwise to promote the sale, use or |
| 27 | * other dealings in this Software without prior written authorization from |
| 28 | * Silicon Graphics, Inc. |
| 29 | */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 30 | |
| 31 | /** |
| 32 | * \file glxclient.h |
| 33 | * Direct rendering support added by Precision Insight, Inc. |
| 34 | * |
| 35 | * \author Kevin E. Martin <kevin@precisioninsight.com> |
| 36 | */ |
| 37 | |
| 38 | #ifndef _GLX_client_h_ |
| 39 | #define _GLX_client_h_ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 40 | #include <X11/Xproto.h> |
| 41 | #include <X11/Xlibint.h> |
Robert Bragg | 7a9329b | 2010-01-20 03:01:14 +0000 | [diff] [blame] | 42 | #include <X11/extensions/extutil.h> |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 43 | #define GLX_GLXEXT_PROTOTYPES |
| 44 | #include <GL/glx.h> |
| 45 | #include <GL/glxext.h> |
| 46 | #include <string.h> |
| 47 | #include <stdlib.h> |
| 48 | #include <stdio.h> |
Adam Jackson | ad919c3 | 2004-11-15 15:31:32 +0000 | [diff] [blame] | 49 | #ifdef WIN32 |
| 50 | #include <stdint.h> |
| 51 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 52 | #include "GL/glxint.h" |
| 53 | #include "GL/glxproto.h" |
| 54 | #include "GL/internal/glcore.h" |
Brian | 4eb95ce | 2008-09-18 20:27:16 -0600 | [diff] [blame] | 55 | #include "glapi/glapitable.h" |
Kristian Høgsberg | 4a22ae8 | 2007-01-07 08:12:01 -0500 | [diff] [blame] | 56 | #include "glxhash.h" |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 57 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 58 | # include <pthread.h> |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 59 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 60 | |
Jeremy Huddleston | ec77015 | 2008-08-08 02:37:14 -0700 | [diff] [blame] | 61 | #include "glxextensions.h" |
| 62 | |
Brian Paul | a25e1aa | 2008-09-18 13:26:30 -0600 | [diff] [blame] | 63 | |
| 64 | /* If we build the library with gcc's -fvisibility=hidden flag, we'll |
| 65 | * use the PUBLIC macro to mark functions that are to be exported. |
| 66 | * |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 67 | * We also need to define a USED attribute, so the optimizer doesn't |
Brian Paul | a25e1aa | 2008-09-18 13:26:30 -0600 | [diff] [blame] | 68 | * inline a static function that we later use in an alias. - ajax |
| 69 | */ |
Ian Romanick | 016fc30 | 2010-03-03 16:02:45 -0800 | [diff] [blame] | 70 | #if defined(__GNUC__) |
Brian Paul | a25e1aa | 2008-09-18 13:26:30 -0600 | [diff] [blame] | 71 | # define PUBLIC __attribute__((visibility("default"))) |
| 72 | # define USED __attribute__((used)) |
| 73 | #else |
| 74 | # define PUBLIC |
| 75 | # define USED |
| 76 | #endif |
| 77 | |
| 78 | |
| 79 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 80 | #define GLX_MAJOR_VERSION 1 /* current version numbers */ |
| 81 | #define GLX_MINOR_VERSION 4 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 82 | |
| 83 | #define __GLX_MAX_TEXTURE_UNITS 32 |
| 84 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 85 | typedef struct __GLXscreenConfigsRec __GLXscreenConfigs; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 86 | typedef struct __GLXcontextRec __GLXcontext; |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 87 | typedef struct __GLXdrawableRec __GLXdrawable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 88 | typedef struct __GLXdisplayPrivateRec __GLXdisplayPrivate; |
| 89 | typedef struct _glapi_table __GLapi; |
| 90 | |
| 91 | /************************************************************************/ |
| 92 | |
| 93 | #ifdef GLX_DIRECT_RENDERING |
| 94 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 95 | #define containerOf(ptr, type, member) \ |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 96 | (type *)( (char *)ptr - offsetof(type,member) ) |
| 97 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 98 | extern void DRI_glXUseXFont(Font font, int first, int count, int listbase); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 99 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 100 | #endif |
| 101 | |
| 102 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
| 103 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 104 | /** |
| 105 | * Display dependent methods. This structure is initialized during the |
| 106 | * \c driCreateDisplay call. |
| 107 | */ |
Kristian Høgsberg | 425f9ed | 2008-03-08 19:02:10 -0500 | [diff] [blame] | 108 | typedef struct __GLXDRIdisplayRec __GLXDRIdisplay; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 109 | typedef struct __GLXDRIscreenRec __GLXDRIscreen; |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 110 | typedef struct __GLXDRIdrawableRec __GLXDRIdrawable; |
Kristian Høgsberg | 020c64b | 2008-03-08 21:57:29 -0500 | [diff] [blame] | 111 | typedef struct __GLXDRIcontextRec __GLXDRIcontext; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 112 | |
Kristian Høgsberg | e82dd8c | 2008-03-26 19:26:59 -0400 | [diff] [blame] | 113 | #include "glxextensions.h" |
| 114 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 115 | struct __GLXDRIdisplayRec |
| 116 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 117 | /** |
| 118 | * Method to destroy the private DRI display data. |
| 119 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 120 | void (*destroyDisplay) (__GLXDRIdisplay * display); |
Kristian Høgsberg | a1ea6f6 | 2008-03-08 19:15:50 -0500 | [diff] [blame] | 121 | |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 122 | __GLXscreenConfigs *(*createScreen)(int screen, __GLXdisplayPrivate * priv); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 123 | }; |
| 124 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 125 | struct __GLXDRIscreenRec { |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 126 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 127 | void (*destroyScreen)(__GLXscreenConfigs *psc); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 128 | |
Kristian Høgsberg | 3181983 | 2010-07-22 21:24:14 -0400 | [diff] [blame^] | 129 | __GLXcontext *(*createContext)(__GLXscreenConfigs *psc, |
| 130 | const __GLcontextModes *mode, |
| 131 | GLXContext shareList, int renderType); |
Kristian Høgsberg | f56b569 | 2008-08-13 11:46:25 -0400 | [diff] [blame] | 132 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 133 | __GLXDRIdrawable *(*createDrawable)(__GLXscreenConfigs *psc, |
| 134 | XID drawable, |
| 135 | GLXDrawable glxDrawable, |
| 136 | const __GLcontextModes *modes); |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 137 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 138 | int64_t (*swapBuffers)(__GLXDRIdrawable *pdraw, int64_t target_msc, |
| 139 | int64_t divisor, int64_t remainder); |
| 140 | void (*copySubBuffer)(__GLXDRIdrawable *pdraw, |
| 141 | int x, int y, int width, int height); |
| 142 | void (*waitX)(__GLXDRIdrawable *pdraw); |
| 143 | void (*waitGL)(__GLXDRIdrawable *pdraw); |
| 144 | int (*getDrawableMSC)(__GLXscreenConfigs *psc, __GLXDRIdrawable *pdraw, |
| 145 | int64_t *ust, int64_t *msc, int64_t *sbc); |
| 146 | int (*waitForMSC)(__GLXDRIdrawable *pdraw, int64_t target_msc, |
| 147 | int64_t divisor, int64_t remainder, int64_t *ust, |
| 148 | int64_t *msc, int64_t *sbc); |
| 149 | int (*waitForSBC)(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust, |
| 150 | int64_t *msc, int64_t *sbc); |
Kristian Høgsberg | 089fc37 | 2010-07-19 16:39:53 -0400 | [diff] [blame] | 151 | int (*setSwapInterval)(__GLXDRIdrawable *pdraw, int interval); |
Jesse Barnes | efc82e7 | 2009-11-10 13:28:01 -0800 | [diff] [blame] | 152 | int (*getSwapInterval)(__GLXDRIdrawable *pdraw); |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 153 | }; |
| 154 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 155 | struct __GLXDRIcontextRec |
| 156 | { |
Kristian Høgsberg | 3181983 | 2010-07-22 21:24:14 -0400 | [diff] [blame^] | 157 | void (*destroyContext) (__GLXcontext *context); |
| 158 | Bool(*bindContext) (__GLXcontext *context, __GLXDRIdrawable *pdraw, |
| 159 | __GLXDRIdrawable *pread); |
| 160 | void (*unbindContext) (__GLXcontext *context); |
Kristian Høgsberg | 020c64b | 2008-03-08 21:57:29 -0500 | [diff] [blame] | 161 | }; |
| 162 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 163 | struct __GLXDRIdrawableRec |
| 164 | { |
| 165 | void (*destroyDrawable) (__GLXDRIdrawable * drawable); |
Kristian Høgsberg | 9110425 | 2008-03-12 02:18:12 -0400 | [diff] [blame] | 166 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 167 | XID xDrawable; |
| 168 | XID drawable; |
| 169 | __GLXscreenConfigs *psc; |
| 170 | GLenum textureTarget; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 171 | GLenum textureFormat; /* EXT_texture_from_pixmap support */ |
Nick Bowler | f8d81c3 | 2010-07-14 12:01:49 -0400 | [diff] [blame] | 172 | unsigned long eventMask; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 173 | }; |
| 174 | |
| 175 | /* |
| 176 | ** Function to create and DRI display data and initialize the display |
| 177 | ** dependent methods. |
| 178 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 179 | extern __GLXDRIdisplay *driswCreateDisplay(Display * dpy); |
| 180 | extern __GLXDRIdisplay *driCreateDisplay(Display * dpy); |
| 181 | extern __GLXDRIdisplay *dri2CreateDisplay(Display * dpy); |
Francisco Jerez | 61d26bc | 2010-02-08 19:27:56 +0100 | [diff] [blame] | 182 | extern void dri2InvalidateBuffers(Display *dpy, XID drawable); |
| 183 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 184 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 185 | /* |
| 186 | ** Functions to obtain driver configuration information from a direct |
| 187 | ** rendering client application |
| 188 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 189 | extern const char *glXGetScreenDriver(Display * dpy, int scrNum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 190 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 191 | extern const char *glXGetDriverConfig(const char *driverName); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 192 | |
| 193 | #endif |
| 194 | |
| 195 | /************************************************************************/ |
| 196 | |
| 197 | #define __GL_CLIENT_ATTRIB_STACK_DEPTH 16 |
| 198 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 199 | typedef struct __GLXpixelStoreModeRec |
| 200 | { |
| 201 | GLboolean swapEndian; |
| 202 | GLboolean lsbFirst; |
| 203 | GLuint rowLength; |
| 204 | GLuint imageHeight; |
| 205 | GLuint imageDepth; |
| 206 | GLuint skipRows; |
| 207 | GLuint skipPixels; |
| 208 | GLuint skipImages; |
| 209 | GLuint alignment; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 210 | } __GLXpixelStoreMode; |
| 211 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 212 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 213 | typedef struct __GLXattributeRec |
| 214 | { |
| 215 | GLuint mask; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 216 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 217 | /** |
| 218 | * Pixel storage state. Most of the pixel store mode state is kept |
| 219 | * here and used by the client code to manage the packing and |
| 220 | * unpacking of data sent to/received from the server. |
| 221 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 222 | __GLXpixelStoreMode storePack, storeUnpack; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 223 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 224 | /** |
| 225 | * Is EXT_vertex_array / GL 1.1 DrawArrays protocol specifically |
| 226 | * disabled? |
| 227 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 228 | GLboolean NoDrawArraysProtocol; |
| 229 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 230 | /** |
| 231 | * Vertex Array storage state. The vertex array component |
| 232 | * state is stored here and is used to manage the packing of |
| 233 | * DrawArrays data sent to the server. |
| 234 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 235 | struct array_state_vector *array_state; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 236 | } __GLXattribute; |
| 237 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 238 | typedef struct __GLXattributeMachineRec |
| 239 | { |
| 240 | __GLXattribute *stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]; |
| 241 | __GLXattribute **stackPointer; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 242 | } __GLXattributeMachine; |
| 243 | |
Kristian Høgsberg | 643b2af | 2010-05-21 10:36:56 -0400 | [diff] [blame] | 244 | struct glx_context_vtable { |
| 245 | void (*bind_tex_image)(Display * dpy, |
| 246 | GLXDrawable drawable, |
| 247 | int buffer, const int *attrib_list); |
| 248 | void (*release_tex_image)(Display * dpy, GLXDrawable drawable, int buffer); |
| 249 | |
| 250 | }; |
| 251 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 252 | /** |
| 253 | * GLX state that needs to be kept on the client. One of these records |
| 254 | * exist for each context that has been made current by this client. |
| 255 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 256 | struct __GLXcontextRec |
| 257 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 258 | /** |
| 259 | * \name Drawing command buffer. |
| 260 | * |
| 261 | * Drawing commands are packed into this buffer before being sent as a |
| 262 | * single GLX protocol request. The buffer is sent when it overflows or |
| 263 | * is flushed by \c __glXFlushRenderBuffer. \c pc is the next location |
| 264 | * in the buffer to be filled. \c limit is described above in the buffer |
| 265 | * slop discussion. |
| 266 | * |
| 267 | * Commands that require large amounts of data to be transfered will |
| 268 | * also use this buffer to hold a header that describes the large |
| 269 | * command. |
| 270 | * |
| 271 | * These must be the first 6 fields since they are static initialized |
| 272 | * in the dummy context in glxext.c |
| 273 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 274 | /*@{ */ |
| 275 | GLubyte *buf; |
| 276 | GLubyte *pc; |
| 277 | GLubyte *limit; |
| 278 | GLubyte *bufEnd; |
| 279 | GLint bufSize; |
| 280 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 281 | |
| 282 | /** |
| 283 | * The XID of this rendering context. When the context is created a |
| 284 | * new XID is allocated. This is set to None when the context is |
| 285 | * destroyed but is still current to some thread. In this case the |
| 286 | * context will be freed on next MakeCurrent. |
| 287 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 288 | XID xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 289 | |
| 290 | /** |
| 291 | * The XID of the \c shareList context. |
| 292 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 293 | XID share_xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 294 | |
| 295 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 296 | * Screen number. |
| 297 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 298 | GLint screen; |
| 299 | __GLXscreenConfigs *psc; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 300 | |
| 301 | /** |
| 302 | * \c GL_TRUE if the context was created with ImportContext, which |
| 303 | * means the server-side context was created by another X client. |
| 304 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 305 | GLboolean imported; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 306 | |
| 307 | /** |
| 308 | * The context tag returned by MakeCurrent when this context is made |
| 309 | * current. This tag is used to identify the context that a thread has |
| 310 | * current so that proper server context management can be done. It is |
| 311 | * used for all context specific commands (i.e., \c Render, \c RenderLarge, |
| 312 | * \c WaitX, \c WaitGL, \c UseXFont, and \c MakeCurrent (for the old |
| 313 | * context)). |
| 314 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 315 | GLXContextTag currentContextTag; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 316 | |
| 317 | /** |
| 318 | * \name Rendering mode |
| 319 | * |
| 320 | * The rendering mode is kept on the client as well as the server. |
| 321 | * When \c glRenderMode is called, the buffer associated with the |
| 322 | * previous rendering mode (feedback or select) is filled. |
| 323 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 324 | /*@{ */ |
| 325 | GLenum renderMode; |
| 326 | GLfloat *feedbackBuf; |
| 327 | GLuint *selectBuf; |
| 328 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 329 | |
| 330 | /** |
| 331 | * This is \c GL_TRUE if the pixel unpack modes are such that an image |
| 332 | * can be unpacked from the clients memory by just copying. It may |
| 333 | * still be true that the server will have to do some work. This |
| 334 | * just promises that a straight copy will fetch the correct bytes. |
| 335 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 336 | GLboolean fastImageUnpack; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 337 | |
| 338 | /** |
| 339 | * Fill newImage with the unpacked form of \c oldImage getting it |
| 340 | * ready for transport to the server. |
| 341 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 342 | void (*fillImage) (__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 343 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 344 | |
| 345 | /** |
Ian Romanick | 29206ae | 2005-07-29 17:30:18 +0000 | [diff] [blame] | 346 | * Client side attribs. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 347 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 348 | __GLXattributeMachine attributes; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 349 | |
| 350 | /** |
| 351 | * Client side error code. This is set when client side gl API |
| 352 | * routines need to set an error because of a bad enumerant or |
| 353 | * running out of memory, etc. |
| 354 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 355 | GLenum error; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 356 | |
| 357 | /** |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 358 | * Whether this context does direct rendering. |
| 359 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 360 | Bool isDirect; |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 361 | |
| 362 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 363 | * \c dpy of current display for this context. Will be \c NULL if not |
| 364 | * current to any display, or if this is the "dummy context". |
| 365 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 366 | Display *currentDpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 367 | |
| 368 | /** |
| 369 | * The current drawable for this context. Will be None if this |
| 370 | * context is not current to any drawable. currentReadable is below. |
| 371 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 372 | GLXDrawable currentDrawable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 373 | |
| 374 | /** |
| 375 | * \name GL Constant Strings |
| 376 | * |
| 377 | * Constant strings that describe the server implementation |
| 378 | * These pertain to GL attributes, not to be confused with |
| 379 | * GLX versioning attributes. |
| 380 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 381 | /*@{ */ |
| 382 | GLubyte *vendor; |
| 383 | GLubyte *renderer; |
| 384 | GLubyte *version; |
| 385 | GLubyte *extensions; |
| 386 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 387 | |
| 388 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 389 | * Maximum small render command size. This is the smaller of 64k and |
| 390 | * the size of the above buffer. |
| 391 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 392 | GLint maxSmallRenderCommandSize; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 393 | |
| 394 | /** |
| 395 | * Major opcode for the extension. Copied here so a lookup isn't |
| 396 | * needed. |
| 397 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 398 | GLint majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 399 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 400 | /** |
| 401 | * Pointer to the mode used to create this context. |
| 402 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 403 | const __GLcontextModes *mode; |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 404 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 405 | #ifdef GLX_DIRECT_RENDERING |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 406 | #ifdef GLX_USE_APPLEGL |
| 407 | void *driContext; |
| 408 | Bool do_destroy; |
| 409 | #else |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 410 | __GLXDRIcontext *driContext; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 411 | #endif |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 412 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 413 | |
| 414 | /** |
| 415 | * The current read-drawable for this context. Will be None if this |
| 416 | * context is not current to any drawable. |
| 417 | * |
| 418 | * \since Internal API version 20030606. |
| 419 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 420 | GLXDrawable currentReadable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 421 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 422 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 423 | * Pointer to client-state data that is private to libGL. This is only |
| 424 | * used for indirect rendering contexts. |
| 425 | * |
| 426 | * No internal API version change was made for this change. Client-side |
| 427 | * drivers should NEVER use this data or even care that it exists. |
| 428 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 429 | void *client_state_private; |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 430 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 431 | /** |
| 432 | * Stored value for \c glXQueryContext attribute \c GLX_RENDER_TYPE. |
| 433 | */ |
| 434 | int renderType; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 435 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 436 | /** |
| 437 | * \name Raw server GL version |
| 438 | * |
| 439 | * True core GL version supported by the server. This is the raw value |
| 440 | * returned by the server, and it may not reflect what is actually |
| 441 | * supported (or reported) by the client-side library. |
| 442 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 443 | /*@{ */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 444 | int server_major; /**< Major version number. */ |
| 445 | int server_minor; /**< Minor version number. */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 446 | /*@} */ |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 447 | |
Thomas Hellstrom | 96fd3df | 2009-04-02 11:00:41 +0200 | [diff] [blame] | 448 | /** |
| 449 | * Thread ID we're currently current in. Zero if none. |
| 450 | */ |
| 451 | unsigned long thread_id; |
| 452 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 453 | char gl_extension_bits[__GL_EXT_BYTES]; |
Kristian Høgsberg | 643b2af | 2010-05-21 10:36:56 -0400 | [diff] [blame] | 454 | |
| 455 | const struct glx_context_vtable *vtable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 456 | }; |
| 457 | |
Kristian Høgsberg | 3181983 | 2010-07-22 21:24:14 -0400 | [diff] [blame^] | 458 | extern Bool |
| 459 | glx_context_init(__GLXcontext *gc, |
| 460 | __GLXscreenConfigs *psc, const __GLcontextModes *fbconfig); |
| 461 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 462 | #define __glXSetError(gc,code) \ |
| 463 | if (!(gc)->error) { \ |
| 464 | (gc)->error = code; \ |
| 465 | } |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 466 | |
| 467 | extern void __glFreeAttributeState(__GLXcontext *); |
| 468 | |
| 469 | /************************************************************************/ |
| 470 | |
| 471 | /** |
| 472 | * The size of the largest drawing command known to the implementation |
| 473 | * that will use the GLXRender GLX command. In this case it is |
| 474 | * \c glPolygonStipple. |
| 475 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 476 | #define __GLX_MAX_SMALL_RENDER_CMD_SIZE 156 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 477 | |
| 478 | /** |
| 479 | * To keep the implementation fast, the code uses a "limit" pointer |
| 480 | * to determine when the drawing command buffer is too full to hold |
| 481 | * another fixed size command. This constant defines the amount of |
| 482 | * space that must always be available in the drawing command buffer |
| 483 | * at all times for the implementation to work. It is important that |
| 484 | * the number be just large enough, but not so large as to reduce the |
| 485 | * efficacy of the buffer. The "+32" is just to keep the code working |
| 486 | * in case somebody counts wrong. |
| 487 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 488 | #define __GLX_BUFFER_LIMIT_SIZE (__GLX_MAX_SMALL_RENDER_CMD_SIZE + 32) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 489 | |
| 490 | /** |
| 491 | * This implementation uses a smaller threshold for switching |
| 492 | * to the RenderLarge protocol than the protcol requires so that |
| 493 | * large copies don't occur. |
| 494 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 495 | #define __GLX_RENDER_CMD_SIZE_LIMIT 4096 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 496 | |
| 497 | /** |
| 498 | * One of these records exists per screen of the display. It contains |
| 499 | * a pointer to the config data for that screen (if the screen supports GL). |
| 500 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 501 | struct __GLXscreenConfigsRec |
| 502 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 503 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 504 | * GLX extension string reported by the X-server. |
| 505 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 506 | const char *serverGLXexts; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 507 | |
| 508 | /** |
| 509 | * GLX extension string to be reported to applications. This is the |
| 510 | * set of extensions that the application can actually use. |
| 511 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 512 | char *effectiveGLXexts; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 513 | |
Kristian Høgsberg | 0377551 | 2010-07-19 21:00:09 -0400 | [diff] [blame] | 514 | __GLXdisplayPrivate *display; |
| 515 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 516 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 517 | /** |
| 518 | * Per screen direct rendering interface functions and data. |
| 519 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 520 | Display *dpy; |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 521 | int scr; |
Kristian Høgsberg | ac3e838 | 2007-05-15 15:17:30 -0400 | [diff] [blame] | 522 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 523 | __GLXDRIscreen *driScreen; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 524 | #endif |
| 525 | |
| 526 | /** |
Kristian Høgsberg | 6c533ea | 2007-10-16 16:07:47 -0400 | [diff] [blame] | 527 | * Linked list of glx visuals and fbconfigs for this screen. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 528 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 529 | __GLcontextModes *visuals, *configs; |
Ian Romanick | c39bf5e | 2005-07-24 06:29:14 +0000 | [diff] [blame] | 530 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 531 | /** |
| 532 | * Per-screen dynamic GLX extension tracking. The \c direct_support |
| 533 | * field only contains enough bits for 64 extensions. Should libGL |
| 534 | * ever need to track more than 64 GLX extensions, we can safely grow |
| 535 | * this field. The \c __GLXscreenConfigs structure is not used outside |
| 536 | * libGL. |
| 537 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 538 | /*@{ */ |
| 539 | unsigned char direct_support[8]; |
| 540 | GLboolean ext_list_first_time; |
| 541 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 542 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 543 | }; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 544 | |
| 545 | /** |
| 546 | * Per display private data. One of these records exists for each display |
| 547 | * that is using the OpenGL (GLX) extension. |
| 548 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 549 | struct __GLXdisplayPrivateRec |
| 550 | { |
Kristian Høgsberg | ab434f6 | 2010-07-22 21:11:02 -0400 | [diff] [blame] | 551 | /* The extension protocol codes */ |
| 552 | XExtCodes *codes; |
| 553 | struct __GLXdisplayPrivateRec *next; |
| 554 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 555 | /** |
| 556 | * Back pointer to the display |
| 557 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 558 | Display *dpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 559 | |
| 560 | /** |
| 561 | * The \c majorOpcode is common to all connections to the same server. |
| 562 | * It is also copied into the context structure. |
| 563 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 564 | int majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 565 | |
| 566 | /** |
| 567 | * \name Server Version |
| 568 | * |
| 569 | * Major and minor version returned by the server during initialization. |
| 570 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 571 | /*@{ */ |
| 572 | int majorVersion, minorVersion; |
| 573 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 574 | |
| 575 | /** |
| 576 | * \name Storage for the servers GLX vendor and versions strings. |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 577 | * |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 578 | * These are the same for all screens on this display. These fields will |
| 579 | * be filled in on demand. |
| 580 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 581 | /*@{ */ |
| 582 | const char *serverGLXvendor; |
| 583 | const char *serverGLXversion; |
| 584 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 585 | |
| 586 | /** |
| 587 | * Configurations of visuals for all screens on this display. |
| 588 | * Also, per screen data which now includes the server \c GLX_EXTENSION |
| 589 | * string. |
| 590 | */ |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 591 | __GLXscreenConfigs **screenConfigs; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 592 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 593 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | e3e8196 | 2010-07-19 21:15:50 -0400 | [diff] [blame] | 594 | __glxHashTable *drawHash; |
| 595 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 596 | /** |
| 597 | * Per display direct rendering interface functions and data. |
| 598 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 599 | __GLXDRIdisplay *driswDisplay; |
| 600 | __GLXDRIdisplay *driDisplay; |
| 601 | __GLXDRIdisplay *dri2Display; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 602 | #endif |
| 603 | }; |
| 604 | |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 605 | extern int |
| 606 | glx_screen_init(__GLXscreenConfigs *psc, |
| 607 | int screen, __GLXdisplayPrivate * priv); |
| 608 | |
Kristian Høgsberg | c1cbdbf | 2010-07-20 07:43:50 -0400 | [diff] [blame] | 609 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | 3750ebd | 2010-07-19 09:37:07 -0400 | [diff] [blame] | 610 | extern __GLXDRIdrawable * |
| 611 | dri2GetGlxDrawableFromXDrawableId(Display *dpy, XID id); |
Kristian Høgsberg | c1cbdbf | 2010-07-20 07:43:50 -0400 | [diff] [blame] | 612 | #endif |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 613 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 614 | extern GLubyte *__glXFlushRenderBuffer(__GLXcontext *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 615 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 616 | extern void __glXSendLargeChunk(__GLXcontext * gc, GLint requestNumber, |
| 617 | GLint totalRequests, |
| 618 | const GLvoid * data, GLint dataLen); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 619 | |
| 620 | extern void __glXSendLargeCommand(__GLXcontext *, const GLvoid *, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 621 | const GLvoid *, GLint); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 622 | |
| 623 | /* Initialize the GLX extension for dpy */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 624 | extern __GLXdisplayPrivate *__glXInitialize(Display *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 625 | |
Brian Paul | df2c942 | 2008-07-11 15:43:52 -0600 | [diff] [blame] | 626 | extern void __glXPreferEGL(int state); |
| 627 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 628 | /************************************************************************/ |
| 629 | |
| 630 | extern int __glXDebug; |
| 631 | |
| 632 | /* This is per-thread storage in an MT environment */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 633 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 634 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 635 | extern void __glXSetCurrentContext(__GLXcontext * c); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 636 | |
| 637 | # if defined( GLX_USE_TLS ) |
| 638 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 639 | extern __thread void *__glX_tls_Context |
| 640 | __attribute__ ((tls_model("initial-exec"))); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 641 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 642 | # define __glXGetCurrentContext() __glX_tls_Context |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 643 | |
| 644 | # else |
| 645 | |
| 646 | extern __GLXcontext *__glXGetCurrentContext(void); |
| 647 | |
| 648 | # endif /* defined( GLX_USE_TLS ) */ |
| 649 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 650 | #else |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 651 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 652 | extern __GLXcontext *__glXcurrentContext; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 653 | #define __glXGetCurrentContext() __glXcurrentContext |
| 654 | #define __glXSetCurrentContext(gc) __glXcurrentContext = gc |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 655 | |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 656 | #endif /* defined( PTHREADS ) */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 657 | |
George Sapountzis | df04ffb | 2008-04-18 17:28:34 +0300 | [diff] [blame] | 658 | extern void __glXSetCurrentContextNull(void); |
| 659 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 660 | extern void __glXFreeContext(__GLXcontext *); |
George Sapountzis | df04ffb | 2008-04-18 17:28:34 +0300 | [diff] [blame] | 661 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 662 | |
| 663 | /* |
| 664 | ** Global lock for all threads in this address space using the GLX |
| 665 | ** extension |
| 666 | */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 667 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 668 | extern pthread_mutex_t __glXmutex; |
| 669 | #define __glXLock() pthread_mutex_lock(&__glXmutex) |
| 670 | #define __glXUnlock() pthread_mutex_unlock(&__glXmutex) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 671 | #else |
| 672 | #define __glXLock() |
| 673 | #define __glXUnlock() |
| 674 | #endif |
| 675 | |
| 676 | /* |
| 677 | ** Setup for a command. Initialize the extension for dpy if necessary. |
| 678 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 679 | extern CARD8 __glXSetupForCommand(Display * dpy); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 680 | |
| 681 | /************************************************************************/ |
| 682 | |
| 683 | /* |
| 684 | ** Data conversion and packing support. |
| 685 | */ |
| 686 | |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 687 | extern const GLuint __glXDefaultPixelStore[9]; |
| 688 | |
| 689 | /* Send an image to the server using RenderLarge. */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 690 | extern void __glXSendLargeImage(__GLXcontext * gc, GLint compsize, GLint dim, |
| 691 | GLint width, GLint height, GLint depth, |
| 692 | GLenum format, GLenum type, |
| 693 | const GLvoid * src, GLubyte * pc, |
| 694 | GLubyte * modes); |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 695 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 696 | /* Return the size, in bytes, of some pixel data */ |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 697 | extern GLint __glImageSize(GLint, GLint, GLint, GLenum, GLenum, GLenum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 698 | |
| 699 | /* Return the number of elements per group of a specified format*/ |
| 700 | extern GLint __glElementsPerGroup(GLenum format, GLenum type); |
| 701 | |
| 702 | /* Return the number of bytes per element, based on the element type (other |
| 703 | ** than GL_BITMAP). |
| 704 | */ |
| 705 | extern GLint __glBytesPerElement(GLenum type); |
| 706 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 707 | /* |
| 708 | ** Fill the transport buffer with the data from the users buffer, |
| 709 | ** applying some of the pixel store modes (unpack modes) to the data |
| 710 | ** first. As a side effect of this call, the "modes" field is |
| 711 | ** updated to contain the modes needed by the server to decode the |
| 712 | ** sent data. |
| 713 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 714 | extern void __glFillImage(__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 715 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 716 | |
| 717 | /* Copy map data with a stride into a packed buffer */ |
| 718 | extern void __glFillMap1f(GLint, GLint, GLint, const GLfloat *, GLubyte *); |
| 719 | extern void __glFillMap1d(GLint, GLint, GLint, const GLdouble *, GLubyte *); |
| 720 | extern void __glFillMap2f(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 721 | const GLfloat *, GLfloat *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 722 | extern void __glFillMap2d(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 723 | const GLdouble *, GLdouble *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 724 | |
| 725 | /* |
| 726 | ** Empty an image out of the reply buffer into the clients memory applying |
| 727 | ** the pack modes to pack back into the clients requested format. |
| 728 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 729 | extern void __glEmptyImage(__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 730 | GLenum, const GLubyte *, GLvoid *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 731 | |
| 732 | |
| 733 | /* |
Kristof Ralovich | e206034 | 2008-08-20 15:18:38 -0600 | [diff] [blame] | 734 | ** Allocate and Initialize Vertex Array client state, and free. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 735 | */ |
Kristof Ralovich | e206034 | 2008-08-20 15:18:38 -0600 | [diff] [blame] | 736 | extern void __glXInitVertexArrayState(__GLXcontext *); |
| 737 | extern void __glXFreeVertexArrayState(__GLXcontext *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 738 | |
| 739 | /* |
| 740 | ** Inform the Server of the major and minor numbers and of the client |
| 741 | ** libraries extension string. |
| 742 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 743 | extern void __glXClientInfo(Display * dpy, int opcode); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 744 | |
| 745 | /************************************************************************/ |
| 746 | |
| 747 | /* |
| 748 | ** Declarations that should be in Xlib |
| 749 | */ |
| 750 | #ifdef __GL_USE_OUR_PROTOTYPES |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 751 | extern void _XFlush(Display *); |
| 752 | extern Status _XReply(Display *, xReply *, int, Bool); |
| 753 | extern void _XRead(Display *, void *, long); |
| 754 | extern void _XSend(Display *, const void *, long); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 755 | #endif |
| 756 | |
| 757 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 758 | extern void __glXInitializeVisualConfigFromTags(__GLcontextModes * config, |
| 759 | int count, const INT32 * bp, |
| 760 | Bool tagged_only, |
| 761 | Bool fbconfig_style_tags); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 762 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 763 | extern char *__glXQueryServerString(Display * dpy, int opcode, |
| 764 | CARD32 screen, CARD32 name); |
| 765 | extern char *__glXGetString(Display * dpy, int opcode, |
| 766 | CARD32 screen, CARD32 name); |
RALOVICH, Kristóf | 5444424 | 2008-10-18 16:53:08 +0200 | [diff] [blame] | 767 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 768 | extern char *__glXstrdup(const char *str); |
| 769 | |
| 770 | |
| 771 | extern const char __glXGLClientVersion[]; |
| 772 | extern const char __glXGLClientExtensions[]; |
| 773 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 774 | /* Get the unadjusted system time */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 775 | extern int __glXGetUST(int64_t * ust); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 776 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 777 | extern GLboolean __glXGetMscRateOML(Display * dpy, GLXDrawable drawable, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 778 | int32_t * numerator, |
| 779 | int32_t * denominator); |
Ian Romanick | fc5b57b | 2006-08-29 15:38:19 +0000 | [diff] [blame] | 780 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 781 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | 7a66e54 | 2010-07-21 14:09:49 -0400 | [diff] [blame] | 782 | extern GLboolean |
| 783 | __glxGetMscRate(__GLXDRIdrawable *glxDraw, |
| 784 | int32_t * numerator, int32_t * denominator); |
Robert Bragg | 7a9329b | 2010-01-20 03:01:14 +0000 | [diff] [blame] | 785 | |
| 786 | /* So that dri2.c:DRI2WireToEvent() can access |
| 787 | * glx_info->codes->first_event */ |
| 788 | XExtDisplayInfo *__glXFindDisplay (Display *dpy); |
Kristian Høgsberg | 97ec607 | 2010-02-15 11:12:28 -0500 | [diff] [blame] | 789 | |
| 790 | extern __GLXDRIdrawable * |
| 791 | GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable, int *const scrn_num); |
| 792 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 793 | #endif |
| 794 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 795 | #endif /* !__GLX_client_h__ */ |