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_ |
| 40 | #define NEED_REPLIES |
| 41 | #define NEED_EVENTS |
| 42 | #include <X11/Xproto.h> |
| 43 | #include <X11/Xlibint.h> |
| 44 | #define GLX_GLXEXT_PROTOTYPES |
| 45 | #include <GL/glx.h> |
| 46 | #include <GL/glxext.h> |
| 47 | #include <string.h> |
| 48 | #include <stdlib.h> |
| 49 | #include <stdio.h> |
Adam Jackson | ad919c3 | 2004-11-15 15:31:32 +0000 | [diff] [blame] | 50 | #ifdef WIN32 |
| 51 | #include <stdint.h> |
| 52 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 53 | #include "GL/glxint.h" |
| 54 | #include "GL/glxproto.h" |
| 55 | #include "GL/internal/glcore.h" |
Brian | 4eb95ce | 2008-09-18 20:27:16 -0600 | [diff] [blame] | 56 | #include "glapi/glapitable.h" |
Kristian Høgsberg | 4a22ae8 | 2007-01-07 08:12:01 -0500 | [diff] [blame] | 57 | #include "glxhash.h" |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 58 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 59 | # include <pthread.h> |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 60 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 61 | |
Jeremy Huddleston | ec77015 | 2008-08-08 02:37:14 -0700 | [diff] [blame] | 62 | #include "glxextensions.h" |
| 63 | |
Brian Paul | a25e1aa | 2008-09-18 13:26:30 -0600 | [diff] [blame] | 64 | |
| 65 | /* If we build the library with gcc's -fvisibility=hidden flag, we'll |
| 66 | * use the PUBLIC macro to mark functions that are to be exported. |
| 67 | * |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 68 | * 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] | 69 | * inline a static function that we later use in an alias. - ajax |
| 70 | */ |
| 71 | #if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 303 |
| 72 | # define PUBLIC __attribute__((visibility("default"))) |
| 73 | # define USED __attribute__((used)) |
| 74 | #else |
| 75 | # define PUBLIC |
| 76 | # define USED |
| 77 | #endif |
| 78 | |
| 79 | |
| 80 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 81 | #define GLX_MAJOR_VERSION 1 /* current version numbers */ |
| 82 | #define GLX_MINOR_VERSION 4 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 83 | |
| 84 | #define __GLX_MAX_TEXTURE_UNITS 32 |
| 85 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 86 | typedef struct __GLXscreenConfigsRec __GLXscreenConfigs; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 87 | typedef struct __GLXcontextRec __GLXcontext; |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 88 | typedef struct __GLXdrawableRec __GLXdrawable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 89 | typedef struct __GLXdisplayPrivateRec __GLXdisplayPrivate; |
| 90 | typedef struct _glapi_table __GLapi; |
| 91 | |
| 92 | /************************************************************************/ |
| 93 | |
| 94 | #ifdef GLX_DIRECT_RENDERING |
| 95 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 96 | #define containerOf(ptr, type, member) \ |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 97 | (type *)( (char *)ptr - offsetof(type,member) ) |
| 98 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 99 | #include <GL/internal/dri_interface.h> |
| 100 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 101 | |
| 102 | /** |
| 103 | * Display dependent methods. This structure is initialized during the |
| 104 | * \c driCreateDisplay call. |
| 105 | */ |
Kristian Høgsberg | 425f9ed | 2008-03-08 19:02:10 -0500 | [diff] [blame] | 106 | typedef struct __GLXDRIdisplayRec __GLXDRIdisplay; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 107 | typedef struct __GLXDRIscreenRec __GLXDRIscreen; |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 108 | typedef struct __GLXDRIdrawableRec __GLXDRIdrawable; |
Kristian Høgsberg | 020c64b | 2008-03-08 21:57:29 -0500 | [diff] [blame] | 109 | typedef struct __GLXDRIcontextRec __GLXDRIcontext; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 110 | |
Kristian Høgsberg | e82dd8c | 2008-03-26 19:26:59 -0400 | [diff] [blame] | 111 | #include "glxextensions.h" |
| 112 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 113 | struct __GLXDRIdisplayRec |
| 114 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 115 | /** |
| 116 | * Method to destroy the private DRI display data. |
| 117 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 118 | void (*destroyDisplay) (__GLXDRIdisplay * display); |
Kristian Høgsberg | a1ea6f6 | 2008-03-08 19:15:50 -0500 | [diff] [blame] | 119 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 120 | __GLXDRIscreen *(*createScreen) (__GLXscreenConfigs * psc, int screen, |
| 121 | __GLXdisplayPrivate * priv); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 122 | }; |
| 123 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 124 | struct __GLXDRIscreenRec |
| 125 | { |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 126 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 127 | void (*destroyScreen) (__GLXscreenConfigs * psc); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 128 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 129 | __GLXDRIcontext *(*createContext) (__GLXscreenConfigs * psc, |
| 130 | const __GLcontextModes * mode, |
| 131 | GLXContext gc, |
| 132 | GLXContext shareList, int renderType); |
Kristian Høgsberg | f56b569 | 2008-08-13 11:46:25 -0400 | [diff] [blame] | 133 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 134 | __GLXDRIdrawable *(*createDrawable) (__GLXscreenConfigs * psc, |
| 135 | XID drawable, |
| 136 | GLXDrawable glxDrawable, |
| 137 | const __GLcontextModes * modes); |
| 138 | |
| 139 | void (*swapBuffers) (__GLXDRIdrawable * pdraw); |
| 140 | void (*copySubBuffer) (__GLXDRIdrawable * pdraw, |
| 141 | int x, int y, int width, int height); |
| 142 | void (*waitX) (__GLXDRIdrawable * pdraw); |
| 143 | void (*waitGL) (__GLXDRIdrawable * pdraw); |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 144 | }; |
| 145 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 146 | struct __GLXDRIcontextRec |
| 147 | { |
| 148 | void (*destroyContext) (__GLXDRIcontext * context, |
| 149 | __GLXscreenConfigs * psc, Display * dpy); |
| 150 | Bool(*bindContext) (__GLXDRIcontext * context, __GLXDRIdrawable * pdraw, |
| 151 | __GLXDRIdrawable * pread); |
| 152 | |
| 153 | void (*unbindContext) (__GLXDRIcontext * context); |
Kristian Høgsberg | 020c64b | 2008-03-08 21:57:29 -0500 | [diff] [blame] | 154 | }; |
| 155 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 156 | struct __GLXDRIdrawableRec |
| 157 | { |
| 158 | void (*destroyDrawable) (__GLXDRIdrawable * drawable); |
Kristian Høgsberg | 9110425 | 2008-03-12 02:18:12 -0400 | [diff] [blame] | 159 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 160 | XID xDrawable; |
| 161 | XID drawable; |
| 162 | __GLXscreenConfigs *psc; |
| 163 | GLenum textureTarget; |
| 164 | __DRIdrawable *driDrawable; |
| 165 | GLenum textureFormat; /* EXT_texture_from_pixmap support */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 166 | }; |
| 167 | |
| 168 | /* |
| 169 | ** Function to create and DRI display data and initialize the display |
| 170 | ** dependent methods. |
| 171 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 172 | extern __GLXDRIdisplay *driswCreateDisplay(Display * dpy); |
| 173 | extern __GLXDRIdisplay *driCreateDisplay(Display * dpy); |
| 174 | extern __GLXDRIdisplay *dri2CreateDisplay(Display * dpy); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 175 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 176 | extern void DRI_glXUseXFont(Font font, int first, int count, int listbase); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 177 | |
| 178 | /* |
| 179 | ** Functions to obtain driver configuration information from a direct |
| 180 | ** rendering client application |
| 181 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 182 | extern const char *glXGetScreenDriver(Display * dpy, int scrNum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 183 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 184 | extern const char *glXGetDriverConfig(const char *driverName); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 185 | |
| 186 | #endif |
| 187 | |
| 188 | /************************************************************************/ |
| 189 | |
| 190 | #define __GL_CLIENT_ATTRIB_STACK_DEPTH 16 |
| 191 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 192 | typedef struct __GLXpixelStoreModeRec |
| 193 | { |
| 194 | GLboolean swapEndian; |
| 195 | GLboolean lsbFirst; |
| 196 | GLuint rowLength; |
| 197 | GLuint imageHeight; |
| 198 | GLuint imageDepth; |
| 199 | GLuint skipRows; |
| 200 | GLuint skipPixels; |
| 201 | GLuint skipImages; |
| 202 | GLuint alignment; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 203 | } __GLXpixelStoreMode; |
| 204 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 205 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 206 | typedef struct __GLXattributeRec |
| 207 | { |
| 208 | GLuint mask; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 209 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 210 | /** |
| 211 | * Pixel storage state. Most of the pixel store mode state is kept |
| 212 | * here and used by the client code to manage the packing and |
| 213 | * unpacking of data sent to/received from the server. |
| 214 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 215 | __GLXpixelStoreMode storePack, storeUnpack; |
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 | * Is EXT_vertex_array / GL 1.1 DrawArrays protocol specifically |
| 219 | * disabled? |
| 220 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 221 | GLboolean NoDrawArraysProtocol; |
| 222 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 223 | /** |
| 224 | * Vertex Array storage state. The vertex array component |
| 225 | * state is stored here and is used to manage the packing of |
| 226 | * DrawArrays data sent to the server. |
| 227 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 228 | struct array_state_vector *array_state; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 229 | } __GLXattribute; |
| 230 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 231 | typedef struct __GLXattributeMachineRec |
| 232 | { |
| 233 | __GLXattribute *stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]; |
| 234 | __GLXattribute **stackPointer; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 235 | } __GLXattributeMachine; |
| 236 | |
| 237 | /** |
| 238 | * GLX state that needs to be kept on the client. One of these records |
| 239 | * exist for each context that has been made current by this client. |
| 240 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 241 | struct __GLXcontextRec |
| 242 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 243 | /** |
| 244 | * \name Drawing command buffer. |
| 245 | * |
| 246 | * Drawing commands are packed into this buffer before being sent as a |
| 247 | * single GLX protocol request. The buffer is sent when it overflows or |
| 248 | * is flushed by \c __glXFlushRenderBuffer. \c pc is the next location |
| 249 | * in the buffer to be filled. \c limit is described above in the buffer |
| 250 | * slop discussion. |
| 251 | * |
| 252 | * Commands that require large amounts of data to be transfered will |
| 253 | * also use this buffer to hold a header that describes the large |
| 254 | * command. |
| 255 | * |
| 256 | * These must be the first 6 fields since they are static initialized |
| 257 | * in the dummy context in glxext.c |
| 258 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 259 | /*@{ */ |
| 260 | GLubyte *buf; |
| 261 | GLubyte *pc; |
| 262 | GLubyte *limit; |
| 263 | GLubyte *bufEnd; |
| 264 | GLint bufSize; |
| 265 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 266 | |
| 267 | /** |
| 268 | * The XID of this rendering context. When the context is created a |
| 269 | * new XID is allocated. This is set to None when the context is |
| 270 | * destroyed but is still current to some thread. In this case the |
| 271 | * context will be freed on next MakeCurrent. |
| 272 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 273 | XID xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 274 | |
| 275 | /** |
| 276 | * The XID of the \c shareList context. |
| 277 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 278 | XID share_xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 279 | |
| 280 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 281 | * Screen number. |
| 282 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 283 | GLint screen; |
| 284 | __GLXscreenConfigs *psc; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 285 | |
| 286 | /** |
| 287 | * \c GL_TRUE if the context was created with ImportContext, which |
| 288 | * means the server-side context was created by another X client. |
| 289 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 290 | GLboolean imported; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 291 | |
| 292 | /** |
| 293 | * The context tag returned by MakeCurrent when this context is made |
| 294 | * current. This tag is used to identify the context that a thread has |
| 295 | * current so that proper server context management can be done. It is |
| 296 | * used for all context specific commands (i.e., \c Render, \c RenderLarge, |
| 297 | * \c WaitX, \c WaitGL, \c UseXFont, and \c MakeCurrent (for the old |
| 298 | * context)). |
| 299 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 300 | GLXContextTag currentContextTag; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 301 | |
| 302 | /** |
| 303 | * \name Rendering mode |
| 304 | * |
| 305 | * The rendering mode is kept on the client as well as the server. |
| 306 | * When \c glRenderMode is called, the buffer associated with the |
| 307 | * previous rendering mode (feedback or select) is filled. |
| 308 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 309 | /*@{ */ |
| 310 | GLenum renderMode; |
| 311 | GLfloat *feedbackBuf; |
| 312 | GLuint *selectBuf; |
| 313 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 314 | |
| 315 | /** |
| 316 | * This is \c GL_TRUE if the pixel unpack modes are such that an image |
| 317 | * can be unpacked from the clients memory by just copying. It may |
| 318 | * still be true that the server will have to do some work. This |
| 319 | * just promises that a straight copy will fetch the correct bytes. |
| 320 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 321 | GLboolean fastImageUnpack; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 322 | |
| 323 | /** |
| 324 | * Fill newImage with the unpacked form of \c oldImage getting it |
| 325 | * ready for transport to the server. |
| 326 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 327 | void (*fillImage) (__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 328 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 329 | |
| 330 | /** |
Ian Romanick | 29206ae | 2005-07-29 17:30:18 +0000 | [diff] [blame] | 331 | * Client side attribs. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 332 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 333 | __GLXattributeMachine attributes; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 334 | |
| 335 | /** |
| 336 | * Client side error code. This is set when client side gl API |
| 337 | * routines need to set an error because of a bad enumerant or |
| 338 | * running out of memory, etc. |
| 339 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 340 | GLenum error; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 341 | |
| 342 | /** |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 343 | * Whether this context does direct rendering. |
| 344 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 345 | Bool isDirect; |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 346 | |
| 347 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 348 | * \c dpy of current display for this context. Will be \c NULL if not |
| 349 | * current to any display, or if this is the "dummy context". |
| 350 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 351 | Display *currentDpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 352 | |
| 353 | /** |
| 354 | * The current drawable for this context. Will be None if this |
| 355 | * context is not current to any drawable. currentReadable is below. |
| 356 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 357 | GLXDrawable currentDrawable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 358 | |
| 359 | /** |
| 360 | * \name GL Constant Strings |
| 361 | * |
| 362 | * Constant strings that describe the server implementation |
| 363 | * These pertain to GL attributes, not to be confused with |
| 364 | * GLX versioning attributes. |
| 365 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 366 | /*@{ */ |
| 367 | GLubyte *vendor; |
| 368 | GLubyte *renderer; |
| 369 | GLubyte *version; |
| 370 | GLubyte *extensions; |
| 371 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 372 | |
| 373 | /** |
| 374 | * Record the dpy this context was created on for later freeing |
| 375 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 376 | Display *createDpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 377 | |
| 378 | /** |
| 379 | * Maximum small render command size. This is the smaller of 64k and |
| 380 | * the size of the above buffer. |
| 381 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 382 | GLint maxSmallRenderCommandSize; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 383 | |
| 384 | /** |
| 385 | * Major opcode for the extension. Copied here so a lookup isn't |
| 386 | * needed. |
| 387 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 388 | GLint majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 389 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 390 | /** |
| 391 | * Pointer to the mode used to create this context. |
| 392 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 393 | const __GLcontextModes *mode; |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 394 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 395 | #ifdef GLX_DIRECT_RENDERING |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 396 | __GLXDRIcontext *driContext; |
| 397 | __DRIcontext *__driContext; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 398 | #endif |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 399 | |
| 400 | /** |
| 401 | * The current read-drawable for this context. Will be None if this |
| 402 | * context is not current to any drawable. |
| 403 | * |
| 404 | * \since Internal API version 20030606. |
| 405 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 406 | GLXDrawable currentReadable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 407 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 408 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 409 | * Pointer to client-state data that is private to libGL. This is only |
| 410 | * used for indirect rendering contexts. |
| 411 | * |
| 412 | * No internal API version change was made for this change. Client-side |
| 413 | * drivers should NEVER use this data or even care that it exists. |
| 414 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 415 | void *client_state_private; |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 416 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 417 | /** |
| 418 | * Stored value for \c glXQueryContext attribute \c GLX_RENDER_TYPE. |
| 419 | */ |
| 420 | int renderType; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 421 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 422 | /** |
| 423 | * \name Raw server GL version |
| 424 | * |
| 425 | * True core GL version supported by the server. This is the raw value |
| 426 | * returned by the server, and it may not reflect what is actually |
| 427 | * supported (or reported) by the client-side library. |
| 428 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 429 | /*@{ */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 430 | int server_major; /**< Major version number. */ |
| 431 | int server_minor; /**< Minor version number. */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 432 | /*@} */ |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 433 | |
Thomas Hellstrom | 96fd3df | 2009-04-02 11:00:41 +0200 | [diff] [blame] | 434 | /** |
| 435 | * Thread ID we're currently current in. Zero if none. |
| 436 | */ |
| 437 | unsigned long thread_id; |
| 438 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 439 | char gl_extension_bits[__GL_EXT_BYTES]; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 440 | }; |
| 441 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 442 | #define __glXSetError(gc,code) \ |
| 443 | if (!(gc)->error) { \ |
| 444 | (gc)->error = code; \ |
| 445 | } |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 446 | |
| 447 | extern void __glFreeAttributeState(__GLXcontext *); |
| 448 | |
| 449 | /************************************************************************/ |
| 450 | |
| 451 | /** |
| 452 | * The size of the largest drawing command known to the implementation |
| 453 | * that will use the GLXRender GLX command. In this case it is |
| 454 | * \c glPolygonStipple. |
| 455 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 456 | #define __GLX_MAX_SMALL_RENDER_CMD_SIZE 156 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 457 | |
| 458 | /** |
| 459 | * To keep the implementation fast, the code uses a "limit" pointer |
| 460 | * to determine when the drawing command buffer is too full to hold |
| 461 | * another fixed size command. This constant defines the amount of |
| 462 | * space that must always be available in the drawing command buffer |
| 463 | * at all times for the implementation to work. It is important that |
| 464 | * the number be just large enough, but not so large as to reduce the |
| 465 | * efficacy of the buffer. The "+32" is just to keep the code working |
| 466 | * in case somebody counts wrong. |
| 467 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 468 | #define __GLX_BUFFER_LIMIT_SIZE (__GLX_MAX_SMALL_RENDER_CMD_SIZE + 32) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 469 | |
| 470 | /** |
| 471 | * This implementation uses a smaller threshold for switching |
| 472 | * to the RenderLarge protocol than the protcol requires so that |
| 473 | * large copies don't occur. |
| 474 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 475 | #define __GLX_RENDER_CMD_SIZE_LIMIT 4096 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 476 | |
| 477 | /** |
| 478 | * One of these records exists per screen of the display. It contains |
| 479 | * a pointer to the config data for that screen (if the screen supports GL). |
| 480 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 481 | struct __GLXscreenConfigsRec |
| 482 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 483 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 484 | * GLX extension string reported by the X-server. |
| 485 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 486 | const char *serverGLXexts; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 487 | |
| 488 | /** |
| 489 | * GLX extension string to be reported to applications. This is the |
| 490 | * set of extensions that the application can actually use. |
| 491 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 492 | char *effectiveGLXexts; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 493 | |
| 494 | #ifdef GLX_DIRECT_RENDERING |
| 495 | /** |
| 496 | * Per screen direct rendering interface functions and data. |
| 497 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 498 | __DRIscreen *__driScreen; |
| 499 | const __DRIcoreExtension *core; |
| 500 | const __DRIlegacyExtension *legacy; |
| 501 | const __DRIswrastExtension *swrast; |
| 502 | const __DRIdri2Extension *dri2; |
| 503 | __glxHashTable *drawHash; |
| 504 | Display *dpy; |
| 505 | int scr, fd; |
| 506 | void *driver; |
Kristian Høgsberg | ac3e838 | 2007-05-15 15:17:30 -0400 | [diff] [blame] | 507 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 508 | __GLXDRIscreen *driScreen; |
Kristian Høgsberg | 53dc863 | 2008-03-08 20:02:22 -0500 | [diff] [blame] | 509 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 510 | const __DRIconfig **driver_configs; |
RALOVICH, Kristóf | ce0ad53 | 2009-07-23 17:03:54 +0200 | [diff] [blame] | 511 | |
Kristian Høgsberg | ac3e838 | 2007-05-15 15:17:30 -0400 | [diff] [blame] | 512 | #ifdef __DRI_COPY_SUB_BUFFER |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 513 | const __DRIcopySubBufferExtension *driCopySubBuffer; |
Kristian Høgsberg | ac3e838 | 2007-05-15 15:17:30 -0400 | [diff] [blame] | 514 | #endif |
| 515 | |
Kristian Høgsberg | efaf90b | 2007-05-15 16:09:44 -0400 | [diff] [blame] | 516 | #ifdef __DRI_SWAP_CONTROL |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 517 | const __DRIswapControlExtension *swapControl; |
Kristian Høgsberg | efaf90b | 2007-05-15 16:09:44 -0400 | [diff] [blame] | 518 | #endif |
| 519 | |
Kristian Høgsberg | 78a6aa5 | 2007-05-16 14:10:29 -0400 | [diff] [blame] | 520 | #ifdef __DRI_ALLOCATE |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 521 | const __DRIallocateExtension *allocate; |
Kristian Høgsberg | 78a6aa5 | 2007-05-16 14:10:29 -0400 | [diff] [blame] | 522 | #endif |
| 523 | |
Kristian Høgsberg | a7a0a2b | 2007-05-16 15:50:40 -0400 | [diff] [blame] | 524 | #ifdef __DRI_FRAME_TRACKING |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 525 | const __DRIframeTrackingExtension *frameTracking; |
Kristian Høgsberg | a7a0a2b | 2007-05-16 15:50:40 -0400 | [diff] [blame] | 526 | #endif |
| 527 | |
Kristian Høgsberg | 106a6f2 | 2007-05-16 18:13:41 -0400 | [diff] [blame] | 528 | #ifdef __DRI_MEDIA_STREAM_COUNTER |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 529 | const __DRImediaStreamCounterExtension *msc; |
Kristian Høgsberg | e82dd8c | 2008-03-26 19:26:59 -0400 | [diff] [blame] | 530 | #endif |
| 531 | |
| 532 | #ifdef __DRI_TEX_BUFFER |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 533 | const __DRItexBufferExtension *texBuffer; |
Kristian Høgsberg | 106a6f2 | 2007-05-16 18:13:41 -0400 | [diff] [blame] | 534 | #endif |
| 535 | |
Alan Hourihane | 6556245 | 2009-02-19 18:39:08 +0000 | [diff] [blame] | 536 | #ifdef __DRI2_FLUSH |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 537 | const __DRI2flushExtension *f; |
Alan Hourihane | 6556245 | 2009-02-19 18:39:08 +0000 | [diff] [blame] | 538 | #endif |
| 539 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 540 | #endif |
| 541 | |
| 542 | /** |
Kristian Høgsberg | 6c533ea | 2007-10-16 16:07:47 -0400 | [diff] [blame] | 543 | * Linked list of glx visuals and fbconfigs for this screen. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 544 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 545 | __GLcontextModes *visuals, *configs; |
Ian Romanick | c39bf5e | 2005-07-24 06:29:14 +0000 | [diff] [blame] | 546 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 547 | /** |
| 548 | * Per-screen dynamic GLX extension tracking. The \c direct_support |
| 549 | * field only contains enough bits for 64 extensions. Should libGL |
| 550 | * ever need to track more than 64 GLX extensions, we can safely grow |
| 551 | * this field. The \c __GLXscreenConfigs structure is not used outside |
| 552 | * libGL. |
| 553 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 554 | /*@{ */ |
| 555 | unsigned char direct_support[8]; |
| 556 | GLboolean ext_list_first_time; |
| 557 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 558 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 559 | }; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 560 | |
| 561 | /** |
| 562 | * Per display private data. One of these records exists for each display |
| 563 | * that is using the OpenGL (GLX) extension. |
| 564 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 565 | struct __GLXdisplayPrivateRec |
| 566 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 567 | /** |
| 568 | * Back pointer to the display |
| 569 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 570 | Display *dpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 571 | |
| 572 | /** |
| 573 | * The \c majorOpcode is common to all connections to the same server. |
| 574 | * It is also copied into the context structure. |
| 575 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 576 | int majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 577 | |
| 578 | /** |
| 579 | * \name Server Version |
| 580 | * |
| 581 | * Major and minor version returned by the server during initialization. |
| 582 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 583 | /*@{ */ |
| 584 | int majorVersion, minorVersion; |
| 585 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 586 | |
| 587 | /** |
| 588 | * \name Storage for the servers GLX vendor and versions strings. |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 589 | * |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 590 | * These are the same for all screens on this display. These fields will |
| 591 | * be filled in on demand. |
| 592 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 593 | /*@{ */ |
| 594 | const char *serverGLXvendor; |
| 595 | const char *serverGLXversion; |
| 596 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 597 | |
| 598 | /** |
| 599 | * Configurations of visuals for all screens on this display. |
| 600 | * Also, per screen data which now includes the server \c GLX_EXTENSION |
| 601 | * string. |
| 602 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 603 | __GLXscreenConfigs *screenConfigs; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 604 | |
| 605 | #ifdef GLX_DIRECT_RENDERING |
| 606 | /** |
| 607 | * Per display direct rendering interface functions and data. |
| 608 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 609 | __GLXDRIdisplay *driswDisplay; |
| 610 | __GLXDRIdisplay *driDisplay; |
| 611 | __GLXDRIdisplay *dri2Display; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 612 | #endif |
| 613 | }; |
| 614 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 615 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 616 | extern GLubyte *__glXFlushRenderBuffer(__GLXcontext *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 617 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 618 | extern void __glXSendLargeChunk(__GLXcontext * gc, GLint requestNumber, |
| 619 | GLint totalRequests, |
| 620 | const GLvoid * data, GLint dataLen); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 621 | |
| 622 | extern void __glXSendLargeCommand(__GLXcontext *, const GLvoid *, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 623 | const GLvoid *, GLint); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 624 | |
| 625 | /* Initialize the GLX extension for dpy */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 626 | extern __GLXdisplayPrivate *__glXInitialize(Display *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 627 | |
Brian Paul | df2c942 | 2008-07-11 15:43:52 -0600 | [diff] [blame] | 628 | extern void __glXPreferEGL(int state); |
| 629 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 630 | /************************************************************************/ |
| 631 | |
| 632 | extern int __glXDebug; |
| 633 | |
| 634 | /* This is per-thread storage in an MT environment */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 635 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 636 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 637 | extern void __glXSetCurrentContext(__GLXcontext * c); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 638 | |
| 639 | # if defined( GLX_USE_TLS ) |
| 640 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 641 | extern __thread void *__glX_tls_Context |
| 642 | __attribute__ ((tls_model("initial-exec"))); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 643 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 644 | # define __glXGetCurrentContext() __glX_tls_Context |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 645 | |
| 646 | # else |
| 647 | |
| 648 | extern __GLXcontext *__glXGetCurrentContext(void); |
| 649 | |
| 650 | # endif /* defined( GLX_USE_TLS ) */ |
| 651 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 652 | #else |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 653 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 654 | extern __GLXcontext *__glXcurrentContext; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 655 | #define __glXGetCurrentContext() __glXcurrentContext |
| 656 | #define __glXSetCurrentContext(gc) __glXcurrentContext = gc |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 657 | |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 658 | #endif /* defined( PTHREADS ) */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 659 | |
George Sapountzis | df04ffb | 2008-04-18 17:28:34 +0300 | [diff] [blame] | 660 | extern void __glXSetCurrentContextNull(void); |
| 661 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 662 | extern void __glXFreeContext(__GLXcontext *); |
George Sapountzis | df04ffb | 2008-04-18 17:28:34 +0300 | [diff] [blame] | 663 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 664 | |
| 665 | /* |
| 666 | ** Global lock for all threads in this address space using the GLX |
| 667 | ** extension |
| 668 | */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 669 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 670 | extern pthread_mutex_t __glXmutex; |
| 671 | #define __glXLock() pthread_mutex_lock(&__glXmutex) |
| 672 | #define __glXUnlock() pthread_mutex_unlock(&__glXmutex) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 673 | #else |
| 674 | #define __glXLock() |
| 675 | #define __glXUnlock() |
| 676 | #endif |
| 677 | |
| 678 | /* |
| 679 | ** Setup for a command. Initialize the extension for dpy if necessary. |
| 680 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 681 | extern CARD8 __glXSetupForCommand(Display * dpy); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 682 | |
| 683 | /************************************************************************/ |
| 684 | |
| 685 | /* |
| 686 | ** Data conversion and packing support. |
| 687 | */ |
| 688 | |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 689 | extern const GLuint __glXDefaultPixelStore[9]; |
| 690 | |
| 691 | /* Send an image to the server using RenderLarge. */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 692 | extern void __glXSendLargeImage(__GLXcontext * gc, GLint compsize, GLint dim, |
| 693 | GLint width, GLint height, GLint depth, |
| 694 | GLenum format, GLenum type, |
| 695 | const GLvoid * src, GLubyte * pc, |
| 696 | GLubyte * modes); |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 697 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 698 | /* Return the size, in bytes, of some pixel data */ |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 699 | extern GLint __glImageSize(GLint, GLint, GLint, GLenum, GLenum, GLenum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 700 | |
| 701 | /* Return the number of elements per group of a specified format*/ |
| 702 | extern GLint __glElementsPerGroup(GLenum format, GLenum type); |
| 703 | |
| 704 | /* Return the number of bytes per element, based on the element type (other |
| 705 | ** than GL_BITMAP). |
| 706 | */ |
| 707 | extern GLint __glBytesPerElement(GLenum type); |
| 708 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 709 | /* |
| 710 | ** Fill the transport buffer with the data from the users buffer, |
| 711 | ** applying some of the pixel store modes (unpack modes) to the data |
| 712 | ** first. As a side effect of this call, the "modes" field is |
| 713 | ** updated to contain the modes needed by the server to decode the |
| 714 | ** sent data. |
| 715 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 716 | extern void __glFillImage(__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 717 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 718 | |
| 719 | /* Copy map data with a stride into a packed buffer */ |
| 720 | extern void __glFillMap1f(GLint, GLint, GLint, const GLfloat *, GLubyte *); |
| 721 | extern void __glFillMap1d(GLint, GLint, GLint, const GLdouble *, GLubyte *); |
| 722 | extern void __glFillMap2f(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 723 | const GLfloat *, GLfloat *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 724 | extern void __glFillMap2d(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 725 | const GLdouble *, GLdouble *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 726 | |
| 727 | /* |
| 728 | ** Empty an image out of the reply buffer into the clients memory applying |
| 729 | ** the pack modes to pack back into the clients requested format. |
| 730 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 731 | extern void __glEmptyImage(__GLXcontext *, GLint, GLint, GLint, GLint, GLenum, |
| 732 | GLenum, const GLubyte *, GLvoid *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 733 | |
| 734 | |
| 735 | /* |
Kristof Ralovich | e206034 | 2008-08-20 15:18:38 -0600 | [diff] [blame] | 736 | ** Allocate and Initialize Vertex Array client state, and free. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 737 | */ |
Kristof Ralovich | e206034 | 2008-08-20 15:18:38 -0600 | [diff] [blame] | 738 | extern void __glXInitVertexArrayState(__GLXcontext *); |
| 739 | extern void __glXFreeVertexArrayState(__GLXcontext *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 740 | |
| 741 | /* |
| 742 | ** Inform the Server of the major and minor numbers and of the client |
| 743 | ** libraries extension string. |
| 744 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 745 | extern void __glXClientInfo(Display * dpy, int opcode); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 746 | |
| 747 | /************************************************************************/ |
| 748 | |
| 749 | /* |
| 750 | ** Declarations that should be in Xlib |
| 751 | */ |
| 752 | #ifdef __GL_USE_OUR_PROTOTYPES |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 753 | extern void _XFlush(Display *); |
| 754 | extern Status _XReply(Display *, xReply *, int, Bool); |
| 755 | extern void _XRead(Display *, void *, long); |
| 756 | extern void _XSend(Display *, const void *, long); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 757 | #endif |
| 758 | |
| 759 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 760 | extern void __glXInitializeVisualConfigFromTags(__GLcontextModes * config, |
| 761 | int count, const INT32 * bp, |
| 762 | Bool tagged_only, |
| 763 | Bool fbconfig_style_tags); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 764 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 765 | extern char *__glXQueryServerString(Display * dpy, int opcode, |
| 766 | CARD32 screen, CARD32 name); |
| 767 | extern char *__glXGetString(Display * dpy, int opcode, |
| 768 | CARD32 screen, CARD32 name); |
RALOVICH, Kristóf | 5444424 | 2008-10-18 16:53:08 +0200 | [diff] [blame] | 769 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 770 | extern char *__glXstrdup(const char *str); |
| 771 | |
| 772 | |
| 773 | extern const char __glXGLClientVersion[]; |
| 774 | extern const char __glXGLClientExtensions[]; |
| 775 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 776 | /* Get the unadjusted system time */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 777 | extern int __glXGetUST(int64_t * ust); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 778 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 779 | extern GLboolean __glXGetMscRateOML(Display * dpy, GLXDrawable drawable, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 780 | int32_t * numerator, |
| 781 | int32_t * denominator); |
Ian Romanick | fc5b57b | 2006-08-29 15:38:19 +0000 | [diff] [blame] | 782 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 783 | #ifdef GLX_DIRECT_RENDERING |
| 784 | GLboolean |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame^] | 785 | __driGetMscRateOML(__DRIdrawable * draw, |
| 786 | int32_t * numerator, int32_t * denominator, void *private); |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 787 | #endif |
| 788 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 789 | #endif /* !__GLX_client_h__ */ |