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> |
Kristian Høgsberg | 38c51a7 | 2010-07-28 10:20:41 -0400 | [diff] [blame] | 42 | #include <X11/Xfuncproto.h> |
Robert Bragg | 7a9329b | 2010-01-20 03:01:14 +0000 | [diff] [blame] | 43 | #include <X11/extensions/extutil.h> |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 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/glxproto.h" |
Brian | 4eb95ce | 2008-09-18 20:27:16 -0600 | [diff] [blame] | 54 | #include "glapi/glapitable.h" |
Kristian Høgsberg | 65d98e2 | 2010-07-28 10:13:44 -0400 | [diff] [blame] | 55 | #include "glxconfig.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 | |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 63 | #define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0])) |
Brian Paul | a25e1aa | 2008-09-18 13:26:30 -0600 | [diff] [blame] | 64 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 65 | #define GLX_MAJOR_VERSION 1 /* current version numbers */ |
| 66 | #define GLX_MINOR_VERSION 4 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 67 | |
| 68 | #define __GLX_MAX_TEXTURE_UNITS 32 |
| 69 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 70 | struct glx_display; |
| 71 | struct glx_context; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 72 | |
| 73 | /************************************************************************/ |
| 74 | |
| 75 | #ifdef GLX_DIRECT_RENDERING |
| 76 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 77 | extern void DRI_glXUseXFont(struct glx_context *ctx, |
Kristian Høgsberg | 7b7845a | 2010-07-22 22:24:00 -0400 | [diff] [blame] | 78 | Font font, int first, int count, int listbase); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 79 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 80 | #endif |
| 81 | |
| 82 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
| 83 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 84 | /** |
| 85 | * Display dependent methods. This structure is initialized during the |
| 86 | * \c driCreateDisplay call. |
| 87 | */ |
Kristian Høgsberg | 425f9ed | 2008-03-08 19:02:10 -0500 | [diff] [blame] | 88 | typedef struct __GLXDRIdisplayRec __GLXDRIdisplay; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 89 | typedef struct __GLXDRIscreenRec __GLXDRIscreen; |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 90 | typedef struct __GLXDRIdrawableRec __GLXDRIdrawable; |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 91 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 92 | struct __GLXDRIdisplayRec |
| 93 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 94 | /** |
| 95 | * Method to destroy the private DRI display data. |
| 96 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 97 | void (*destroyDisplay) (__GLXDRIdisplay * display); |
Kristian Høgsberg | a1ea6f6 | 2008-03-08 19:15:50 -0500 | [diff] [blame] | 98 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 99 | struct glx_screen *(*createScreen)(int screen, struct glx_display * priv); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 100 | }; |
| 101 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 102 | struct __GLXDRIscreenRec { |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 103 | |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 104 | void (*destroyScreen)(struct glx_screen *psc); |
Kristian Høgsberg | 92d2a78 | 2008-03-08 20:34:24 -0500 | [diff] [blame] | 105 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 106 | struct glx_context *(*createContext)(struct glx_screen *psc, |
| 107 | struct glx_config *config, |
| 108 | struct glx_context *shareList, |
| 109 | int renderType); |
Kristian Høgsberg | f56b569 | 2008-08-13 11:46:25 -0400 | [diff] [blame] | 110 | |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 111 | __GLXDRIdrawable *(*createDrawable)(struct glx_screen *psc, |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 112 | XID drawable, |
| 113 | GLXDrawable glxDrawable, |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 114 | struct glx_config *config); |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 115 | |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 116 | int64_t (*swapBuffers)(__GLXDRIdrawable *pdraw, int64_t target_msc, |
| 117 | int64_t divisor, int64_t remainder); |
| 118 | void (*copySubBuffer)(__GLXDRIdrawable *pdraw, |
| 119 | int x, int y, int width, int height); |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 120 | int (*getDrawableMSC)(struct glx_screen *psc, __GLXDRIdrawable *pdraw, |
Jesse Barnes | daf7fe6 | 2009-09-15 23:23:09 -0700 | [diff] [blame] | 121 | int64_t *ust, int64_t *msc, int64_t *sbc); |
| 122 | int (*waitForMSC)(__GLXDRIdrawable *pdraw, int64_t target_msc, |
| 123 | int64_t divisor, int64_t remainder, int64_t *ust, |
| 124 | int64_t *msc, int64_t *sbc); |
| 125 | int (*waitForSBC)(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust, |
| 126 | int64_t *msc, int64_t *sbc); |
Kristian Høgsberg | 089fc37 | 2010-07-19 16:39:53 -0400 | [diff] [blame] | 127 | int (*setSwapInterval)(__GLXDRIdrawable *pdraw, int interval); |
Jesse Barnes | efc82e7 | 2009-11-10 13:28:01 -0800 | [diff] [blame] | 128 | int (*getSwapInterval)(__GLXDRIdrawable *pdraw); |
Kristian Høgsberg | 20b9230 | 2008-03-08 21:02:23 -0500 | [diff] [blame] | 129 | }; |
| 130 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 131 | struct __GLXDRIdrawableRec |
| 132 | { |
| 133 | void (*destroyDrawable) (__GLXDRIdrawable * drawable); |
Kristian Høgsberg | 9110425 | 2008-03-12 02:18:12 -0400 | [diff] [blame] | 134 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 135 | XID xDrawable; |
| 136 | XID drawable; |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 137 | struct glx_screen *psc; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 138 | GLenum textureTarget; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 139 | GLenum textureFormat; /* EXT_texture_from_pixmap support */ |
Nick Bowler | f8d81c3 | 2010-07-14 12:01:49 -0400 | [diff] [blame] | 140 | unsigned long eventMask; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 141 | }; |
| 142 | |
| 143 | /* |
| 144 | ** Function to create and DRI display data and initialize the display |
| 145 | ** dependent methods. |
| 146 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 147 | extern __GLXDRIdisplay *driswCreateDisplay(Display * dpy); |
| 148 | extern __GLXDRIdisplay *driCreateDisplay(Display * dpy); |
| 149 | extern __GLXDRIdisplay *dri2CreateDisplay(Display * dpy); |
Francisco Jerez | 61d26bc | 2010-02-08 19:27:56 +0100 | [diff] [blame] | 150 | extern void dri2InvalidateBuffers(Display *dpy, XID drawable); |
Luca Barbieri | a0e5103 | 2010-09-22 07:44:59 +0200 | [diff] [blame] | 151 | extern unsigned dri2GetSwapEventType(Display *dpy, XID drawable); |
Francisco Jerez | 61d26bc | 2010-02-08 19:27:56 +0100 | [diff] [blame] | 152 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 153 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 154 | /* |
| 155 | ** Functions to obtain driver configuration information from a direct |
| 156 | ** rendering client application |
| 157 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 158 | extern const char *glXGetScreenDriver(Display * dpy, int scrNum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 159 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 160 | extern const char *glXGetDriverConfig(const char *driverName); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 161 | |
| 162 | #endif |
| 163 | |
| 164 | /************************************************************************/ |
| 165 | |
| 166 | #define __GL_CLIENT_ATTRIB_STACK_DEPTH 16 |
| 167 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 168 | typedef struct __GLXpixelStoreModeRec |
| 169 | { |
| 170 | GLboolean swapEndian; |
| 171 | GLboolean lsbFirst; |
| 172 | GLuint rowLength; |
| 173 | GLuint imageHeight; |
| 174 | GLuint imageDepth; |
| 175 | GLuint skipRows; |
| 176 | GLuint skipPixels; |
| 177 | GLuint skipImages; |
| 178 | GLuint alignment; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 179 | } __GLXpixelStoreMode; |
| 180 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 181 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 182 | typedef struct __GLXattributeRec |
| 183 | { |
| 184 | GLuint mask; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 185 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 186 | /** |
| 187 | * Pixel storage state. Most of the pixel store mode state is kept |
| 188 | * here and used by the client code to manage the packing and |
| 189 | * unpacking of data sent to/received from the server. |
| 190 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 191 | __GLXpixelStoreMode storePack, storeUnpack; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 192 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 193 | /** |
| 194 | * Is EXT_vertex_array / GL 1.1 DrawArrays protocol specifically |
| 195 | * disabled? |
| 196 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 197 | GLboolean NoDrawArraysProtocol; |
| 198 | |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 199 | /** |
| 200 | * Vertex Array storage state. The vertex array component |
| 201 | * state is stored here and is used to manage the packing of |
| 202 | * DrawArrays data sent to the server. |
| 203 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 204 | struct array_state_vector *array_state; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 205 | } __GLXattribute; |
| 206 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 207 | typedef struct __GLXattributeMachineRec |
| 208 | { |
| 209 | __GLXattribute *stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]; |
| 210 | __GLXattribute **stackPointer; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 211 | } __GLXattributeMachine; |
| 212 | |
Kristian Høgsberg | 643b2af | 2010-05-21 10:36:56 -0400 | [diff] [blame] | 213 | struct glx_context_vtable { |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 214 | void (*destroy)(struct glx_context *ctx); |
Kristian Høgsberg | c491e58 | 2010-07-28 15:33:09 -0400 | [diff] [blame] | 215 | int (*bind)(struct glx_context *context, struct glx_context *old, |
| 216 | GLXDrawable draw, GLXDrawable read); |
| 217 | void (*unbind)(struct glx_context *context, struct glx_context *new); |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 218 | void (*wait_gl)(struct glx_context *ctx); |
| 219 | void (*wait_x)(struct glx_context *ctx); |
| 220 | void (*use_x_font)(struct glx_context *ctx, |
Kristian Høgsberg | 7b7845a | 2010-07-22 22:24:00 -0400 | [diff] [blame] | 221 | Font font, int first, int count, int listBase); |
Kristian Høgsberg | 643b2af | 2010-05-21 10:36:56 -0400 | [diff] [blame] | 222 | void (*bind_tex_image)(Display * dpy, |
| 223 | GLXDrawable drawable, |
| 224 | int buffer, const int *attrib_list); |
| 225 | void (*release_tex_image)(Display * dpy, GLXDrawable drawable, int buffer); |
| 226 | |
| 227 | }; |
| 228 | |
Kristian Høgsberg | c796bb0 | 2010-07-22 23:45:18 -0400 | [diff] [blame] | 229 | extern void |
| 230 | glx_send_destroy_context(Display *dpy, XID xid); |
| 231 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 232 | /** |
| 233 | * GLX state that needs to be kept on the client. One of these records |
| 234 | * exist for each context that has been made current by this client. |
| 235 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 236 | struct glx_context |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 237 | { |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 238 | /** |
| 239 | * \name Drawing command buffer. |
| 240 | * |
| 241 | * Drawing commands are packed into this buffer before being sent as a |
| 242 | * single GLX protocol request. The buffer is sent when it overflows or |
| 243 | * is flushed by \c __glXFlushRenderBuffer. \c pc is the next location |
| 244 | * in the buffer to be filled. \c limit is described above in the buffer |
| 245 | * slop discussion. |
| 246 | * |
| 247 | * Commands that require large amounts of data to be transfered will |
| 248 | * also use this buffer to hold a header that describes the large |
| 249 | * command. |
| 250 | * |
| 251 | * These must be the first 6 fields since they are static initialized |
| 252 | * in the dummy context in glxext.c |
| 253 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 254 | /*@{ */ |
| 255 | GLubyte *buf; |
| 256 | GLubyte *pc; |
| 257 | GLubyte *limit; |
| 258 | GLubyte *bufEnd; |
| 259 | GLint bufSize; |
| 260 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 261 | |
Kristian Høgsberg | 3ea3f5e | 2010-09-07 14:32:28 -0400 | [diff] [blame] | 262 | const struct glx_context_vtable *vtable; |
| 263 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 264 | /** |
| 265 | * The XID of this rendering context. When the context is created a |
| 266 | * new XID is allocated. This is set to None when the context is |
| 267 | * destroyed but is still current to some thread. In this case the |
| 268 | * context will be freed on next MakeCurrent. |
| 269 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 270 | XID xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 271 | |
| 272 | /** |
| 273 | * The XID of the \c shareList context. |
| 274 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 275 | XID share_xid; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 276 | |
| 277 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 278 | * Screen number. |
| 279 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 280 | GLint screen; |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 281 | struct glx_screen *psc; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 282 | |
| 283 | /** |
| 284 | * \c GL_TRUE if the context was created with ImportContext, which |
| 285 | * means the server-side context was created by another X client. |
| 286 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 287 | GLboolean imported; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 288 | |
| 289 | /** |
| 290 | * The context tag returned by MakeCurrent when this context is made |
| 291 | * current. This tag is used to identify the context that a thread has |
| 292 | * current so that proper server context management can be done. It is |
| 293 | * used for all context specific commands (i.e., \c Render, \c RenderLarge, |
| 294 | * \c WaitX, \c WaitGL, \c UseXFont, and \c MakeCurrent (for the old |
| 295 | * context)). |
| 296 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 297 | GLXContextTag currentContextTag; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 298 | |
| 299 | /** |
| 300 | * \name Rendering mode |
| 301 | * |
| 302 | * The rendering mode is kept on the client as well as the server. |
| 303 | * When \c glRenderMode is called, the buffer associated with the |
| 304 | * previous rendering mode (feedback or select) is filled. |
| 305 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 306 | /*@{ */ |
| 307 | GLenum renderMode; |
| 308 | GLfloat *feedbackBuf; |
| 309 | GLuint *selectBuf; |
| 310 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 311 | |
| 312 | /** |
| 313 | * This is \c GL_TRUE if the pixel unpack modes are such that an image |
| 314 | * can be unpacked from the clients memory by just copying. It may |
| 315 | * still be true that the server will have to do some work. This |
| 316 | * just promises that a straight copy will fetch the correct bytes. |
| 317 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 318 | GLboolean fastImageUnpack; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 319 | |
| 320 | /** |
| 321 | * Fill newImage with the unpacked form of \c oldImage getting it |
| 322 | * ready for transport to the server. |
| 323 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 324 | void (*fillImage) (struct glx_context *, GLint, GLint, GLint, GLint, GLenum, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 325 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 326 | |
| 327 | /** |
Ian Romanick | 29206ae | 2005-07-29 17:30:18 +0000 | [diff] [blame] | 328 | * Client side attribs. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 329 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 330 | __GLXattributeMachine attributes; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 331 | |
| 332 | /** |
| 333 | * Client side error code. This is set when client side gl API |
| 334 | * routines need to set an error because of a bad enumerant or |
| 335 | * running out of memory, etc. |
| 336 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 337 | GLenum error; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 338 | |
| 339 | /** |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 340 | * Whether this context does direct rendering. |
| 341 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 342 | Bool isDirect; |
Xiang, Haihao | ae2c31e | 2008-03-18 15:02:57 +0800 | [diff] [blame] | 343 | |
| 344 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 345 | * \c dpy of current display for this context. Will be \c NULL if not |
| 346 | * current to any display, or if this is the "dummy context". |
| 347 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 348 | Display *currentDpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 349 | |
| 350 | /** |
| 351 | * The current drawable for this context. Will be None if this |
| 352 | * context is not current to any drawable. currentReadable is below. |
| 353 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 354 | GLXDrawable currentDrawable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 355 | |
| 356 | /** |
| 357 | * \name GL Constant Strings |
| 358 | * |
| 359 | * Constant strings that describe the server implementation |
| 360 | * These pertain to GL attributes, not to be confused with |
| 361 | * GLX versioning attributes. |
| 362 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 363 | /*@{ */ |
| 364 | GLubyte *vendor; |
| 365 | GLubyte *renderer; |
| 366 | GLubyte *version; |
| 367 | GLubyte *extensions; |
| 368 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 369 | |
| 370 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 371 | * Maximum small render command size. This is the smaller of 64k and |
| 372 | * the size of the above buffer. |
| 373 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 374 | GLint maxSmallRenderCommandSize; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 375 | |
| 376 | /** |
| 377 | * Major opcode for the extension. Copied here so a lookup isn't |
| 378 | * needed. |
| 379 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 380 | GLint majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 381 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 382 | /** |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 383 | * Pointer to the config used to create this context. |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 384 | */ |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 385 | struct glx_config *config; |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 386 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 387 | /** |
| 388 | * The current read-drawable for this context. Will be None if this |
| 389 | * context is not current to any drawable. |
| 390 | * |
| 391 | * \since Internal API version 20030606. |
| 392 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 393 | GLXDrawable currentReadable; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 394 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 395 | /** |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 396 | * Pointer to client-state data that is private to libGL. This is only |
| 397 | * used for indirect rendering contexts. |
| 398 | * |
| 399 | * No internal API version change was made for this change. Client-side |
| 400 | * drivers should NEVER use this data or even care that it exists. |
| 401 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 402 | void *client_state_private; |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 403 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 404 | /** |
| 405 | * Stored value for \c glXQueryContext attribute \c GLX_RENDER_TYPE. |
| 406 | */ |
| 407 | int renderType; |
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 | /** |
| 410 | * \name Raw server GL version |
| 411 | * |
| 412 | * True core GL version supported by the server. This is the raw value |
| 413 | * returned by the server, and it may not reflect what is actually |
| 414 | * supported (or reported) by the client-side library. |
| 415 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 416 | /*@{ */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 417 | int server_major; /**< Major version number. */ |
| 418 | int server_minor; /**< Minor version number. */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 419 | /*@} */ |
Ian Romanick | fdb0763 | 2005-02-22 22:36:31 +0000 | [diff] [blame] | 420 | |
Thomas Hellstrom | 96fd3df | 2009-04-02 11:00:41 +0200 | [diff] [blame] | 421 | /** |
| 422 | * Thread ID we're currently current in. Zero if none. |
| 423 | */ |
| 424 | unsigned long thread_id; |
| 425 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 426 | char gl_extension_bits[__GL_EXT_BYTES]; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 427 | }; |
| 428 | |
Kristian Høgsberg | 3181983 | 2010-07-22 21:24:14 -0400 | [diff] [blame] | 429 | extern Bool |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 430 | glx_context_init(struct glx_context *gc, |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 431 | struct glx_screen *psc, struct glx_config *fbconfig); |
Kristian Høgsberg | 3181983 | 2010-07-22 21:24:14 -0400 | [diff] [blame] | 432 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 433 | #define __glXSetError(gc,code) \ |
| 434 | if (!(gc)->error) { \ |
| 435 | (gc)->error = code; \ |
| 436 | } |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 437 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 438 | extern void __glFreeAttributeState(struct glx_context *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 439 | |
| 440 | /************************************************************************/ |
| 441 | |
| 442 | /** |
| 443 | * The size of the largest drawing command known to the implementation |
| 444 | * that will use the GLXRender GLX command. In this case it is |
| 445 | * \c glPolygonStipple. |
| 446 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 447 | #define __GLX_MAX_SMALL_RENDER_CMD_SIZE 156 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 448 | |
| 449 | /** |
| 450 | * To keep the implementation fast, the code uses a "limit" pointer |
| 451 | * to determine when the drawing command buffer is too full to hold |
| 452 | * another fixed size command. This constant defines the amount of |
| 453 | * space that must always be available in the drawing command buffer |
| 454 | * at all times for the implementation to work. It is important that |
| 455 | * the number be just large enough, but not so large as to reduce the |
| 456 | * efficacy of the buffer. The "+32" is just to keep the code working |
| 457 | * in case somebody counts wrong. |
| 458 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 459 | #define __GLX_BUFFER_LIMIT_SIZE (__GLX_MAX_SMALL_RENDER_CMD_SIZE + 32) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 460 | |
| 461 | /** |
| 462 | * This implementation uses a smaller threshold for switching |
| 463 | * to the RenderLarge protocol than the protcol requires so that |
| 464 | * large copies don't occur. |
| 465 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 466 | #define __GLX_RENDER_CMD_SIZE_LIMIT 4096 |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 467 | |
| 468 | /** |
| 469 | * One of these records exists per screen of the display. It contains |
| 470 | * a pointer to the config data for that screen (if the screen supports GL). |
| 471 | */ |
Kristian Høgsberg | 6ec39db | 2010-07-23 16:15:31 -0400 | [diff] [blame] | 472 | struct glx_screen_vtable { |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 473 | struct glx_context *(*create_context)(struct glx_screen *psc, |
| 474 | struct glx_config *config, |
| 475 | struct glx_context *shareList, |
| 476 | int renderType); |
Kristian Høgsberg | 6ec39db | 2010-07-23 16:15:31 -0400 | [diff] [blame] | 477 | }; |
| 478 | |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 479 | struct glx_screen |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 480 | { |
Kristian Høgsberg | 6ec39db | 2010-07-23 16:15:31 -0400 | [diff] [blame] | 481 | const struct glx_screen_vtable *vtable; |
| 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 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 494 | struct glx_display *display; |
Kristian Høgsberg | 0377551 | 2010-07-19 21:00:09 -0400 | [diff] [blame] | 495 | |
Kristian Høgsberg | 60fce15 | 2010-09-07 12:40:37 -0400 | [diff] [blame] | 496 | Display *dpy; |
| 497 | int scr; |
| 498 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 499 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 500 | /** |
| 501 | * Per screen direct rendering interface functions and data. |
| 502 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 503 | __GLXDRIscreen *driScreen; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 504 | #endif |
| 505 | |
| 506 | /** |
Kristian Høgsberg | 6c533ea | 2007-10-16 16:07:47 -0400 | [diff] [blame] | 507 | * Linked list of glx visuals and fbconfigs for this screen. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 508 | */ |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 509 | struct glx_config *visuals, *configs; |
Ian Romanick | c39bf5e | 2005-07-24 06:29:14 +0000 | [diff] [blame] | 510 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 511 | /** |
| 512 | * Per-screen dynamic GLX extension tracking. The \c direct_support |
| 513 | * field only contains enough bits for 64 extensions. Should libGL |
| 514 | * ever need to track more than 64 GLX extensions, we can safely grow |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 515 | * this field. The \c struct glx_screen structure is not used outside |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 516 | * libGL. |
| 517 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 518 | /*@{ */ |
| 519 | unsigned char direct_support[8]; |
| 520 | GLboolean ext_list_first_time; |
| 521 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 522 | |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 523 | }; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 524 | |
| 525 | /** |
| 526 | * Per display private data. One of these records exists for each display |
| 527 | * that is using the OpenGL (GLX) extension. |
| 528 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 529 | struct glx_display |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 530 | { |
Kristian Høgsberg | ab434f6 | 2010-07-22 21:11:02 -0400 | [diff] [blame] | 531 | /* The extension protocol codes */ |
| 532 | XExtCodes *codes; |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 533 | struct glx_display *next; |
Kristian Høgsberg | ab434f6 | 2010-07-22 21:11:02 -0400 | [diff] [blame] | 534 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 535 | /** |
| 536 | * Back pointer to the display |
| 537 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 538 | Display *dpy; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 539 | |
| 540 | /** |
| 541 | * The \c majorOpcode is common to all connections to the same server. |
| 542 | * It is also copied into the context structure. |
| 543 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 544 | int majorOpcode; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 545 | |
| 546 | /** |
| 547 | * \name Server Version |
| 548 | * |
| 549 | * Major and minor version returned by the server during initialization. |
| 550 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 551 | /*@{ */ |
| 552 | int majorVersion, minorVersion; |
| 553 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 554 | |
| 555 | /** |
| 556 | * \name Storage for the servers GLX vendor and versions strings. |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 557 | * |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 558 | * These are the same for all screens on this display. These fields will |
| 559 | * be filled in on demand. |
| 560 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 561 | /*@{ */ |
| 562 | const char *serverGLXvendor; |
| 563 | const char *serverGLXversion; |
| 564 | /*@} */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 565 | |
| 566 | /** |
| 567 | * Configurations of visuals for all screens on this display. |
| 568 | * Also, per screen data which now includes the server \c GLX_EXTENSION |
| 569 | * string. |
| 570 | */ |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 571 | struct glx_screen **screens; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 572 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 573 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | e3e8196 | 2010-07-19 21:15:50 -0400 | [diff] [blame] | 574 | __glxHashTable *drawHash; |
| 575 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 576 | /** |
| 577 | * Per display direct rendering interface functions and data. |
| 578 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 579 | __GLXDRIdisplay *driswDisplay; |
| 580 | __GLXDRIdisplay *driDisplay; |
| 581 | __GLXDRIdisplay *dri2Display; |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 582 | #endif |
| 583 | }; |
| 584 | |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 585 | extern int |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 586 | glx_screen_init(struct glx_screen *psc, |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 587 | int screen, struct glx_display * priv); |
Henri Verbeet | bfc8895 | 2011-01-29 15:00:48 -0800 | [diff] [blame^] | 588 | extern void |
| 589 | glx_screen_cleanup(struct glx_screen *psc); |
Kristian Høgsberg | f972115 | 2010-07-19 14:57:59 -0400 | [diff] [blame] | 590 | |
Kristian Høgsberg | c1cbdbf | 2010-07-20 07:43:50 -0400 | [diff] [blame] | 591 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | 3750ebd | 2010-07-19 09:37:07 -0400 | [diff] [blame] | 592 | extern __GLXDRIdrawable * |
| 593 | dri2GetGlxDrawableFromXDrawableId(Display *dpy, XID id); |
Kristian Høgsberg | c1cbdbf | 2010-07-20 07:43:50 -0400 | [diff] [blame] | 594 | #endif |
Kristian Høgsberg | aceccda | 2007-05-10 15:52:22 -0400 | [diff] [blame] | 595 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 596 | extern GLubyte *__glXFlushRenderBuffer(struct glx_context *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 597 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 598 | extern void __glXSendLargeChunk(struct glx_context * gc, GLint requestNumber, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 599 | GLint totalRequests, |
| 600 | const GLvoid * data, GLint dataLen); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 601 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 602 | extern void __glXSendLargeCommand(struct glx_context *, const GLvoid *, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 603 | const GLvoid *, GLint); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 604 | |
| 605 | /* Initialize the GLX extension for dpy */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 606 | extern struct glx_display *__glXInitialize(Display *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 607 | |
Brian Paul | df2c942 | 2008-07-11 15:43:52 -0600 | [diff] [blame] | 608 | extern void __glXPreferEGL(int state); |
| 609 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 610 | /************************************************************************/ |
| 611 | |
| 612 | extern int __glXDebug; |
| 613 | |
| 614 | /* This is per-thread storage in an MT environment */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 615 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 616 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 617 | extern void __glXSetCurrentContext(struct glx_context * c); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 618 | |
| 619 | # if defined( GLX_USE_TLS ) |
| 620 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 621 | extern __thread void *__glX_tls_Context |
| 622 | __attribute__ ((tls_model("initial-exec"))); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 623 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 624 | # define __glXGetCurrentContext() __glX_tls_Context |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 625 | |
| 626 | # else |
| 627 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 628 | extern struct glx_context *__glXGetCurrentContext(void); |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 629 | |
| 630 | # endif /* defined( GLX_USE_TLS ) */ |
| 631 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 632 | #else |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 633 | |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 634 | extern struct glx_context *__glXcurrentContext; |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 635 | #define __glXGetCurrentContext() __glXcurrentContext |
| 636 | #define __glXSetCurrentContext(gc) __glXcurrentContext = gc |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 637 | |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 638 | #endif /* defined( PTHREADS ) */ |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 639 | |
George Sapountzis | df04ffb | 2008-04-18 17:28:34 +0300 | [diff] [blame] | 640 | extern void __glXSetCurrentContextNull(void); |
| 641 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 642 | |
| 643 | /* |
| 644 | ** Global lock for all threads in this address space using the GLX |
| 645 | ** extension |
| 646 | */ |
RALOVICH, Kristóf | 8363dff | 2009-07-23 17:58:08 +0200 | [diff] [blame] | 647 | #if defined( PTHREADS ) |
Ian Romanick | 02986cb | 2005-04-18 16:59:53 +0000 | [diff] [blame] | 648 | extern pthread_mutex_t __glXmutex; |
| 649 | #define __glXLock() pthread_mutex_lock(&__glXmutex) |
| 650 | #define __glXUnlock() pthread_mutex_unlock(&__glXmutex) |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 651 | #else |
| 652 | #define __glXLock() |
| 653 | #define __glXUnlock() |
| 654 | #endif |
| 655 | |
| 656 | /* |
| 657 | ** Setup for a command. Initialize the extension for dpy if necessary. |
| 658 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 659 | extern CARD8 __glXSetupForCommand(Display * dpy); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 660 | |
| 661 | /************************************************************************/ |
| 662 | |
| 663 | /* |
| 664 | ** Data conversion and packing support. |
| 665 | */ |
| 666 | |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 667 | extern const GLuint __glXDefaultPixelStore[9]; |
| 668 | |
| 669 | /* Send an image to the server using RenderLarge. */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 670 | extern void __glXSendLargeImage(struct glx_context * gc, GLint compsize, GLint dim, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 671 | GLint width, GLint height, GLint depth, |
| 672 | GLenum format, GLenum type, |
| 673 | const GLvoid * src, GLubyte * pc, |
| 674 | GLubyte * modes); |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 675 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 676 | /* Return the size, in bytes, of some pixel data */ |
Ian Romanick | 5f1f229 | 2005-01-07 02:39:09 +0000 | [diff] [blame] | 677 | extern GLint __glImageSize(GLint, GLint, GLint, GLenum, GLenum, GLenum); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 678 | |
| 679 | /* Return the number of elements per group of a specified format*/ |
| 680 | extern GLint __glElementsPerGroup(GLenum format, GLenum type); |
| 681 | |
| 682 | /* Return the number of bytes per element, based on the element type (other |
| 683 | ** than GL_BITMAP). |
| 684 | */ |
| 685 | extern GLint __glBytesPerElement(GLenum type); |
| 686 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 687 | /* |
| 688 | ** Fill the transport buffer with the data from the users buffer, |
| 689 | ** applying some of the pixel store modes (unpack modes) to the data |
| 690 | ** first. As a side effect of this call, the "modes" field is |
| 691 | ** updated to contain the modes needed by the server to decode the |
| 692 | ** sent data. |
| 693 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 694 | extern void __glFillImage(struct glx_context *, GLint, GLint, GLint, GLint, GLenum, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 695 | GLenum, const GLvoid *, GLubyte *, GLubyte *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 696 | |
| 697 | /* Copy map data with a stride into a packed buffer */ |
| 698 | extern void __glFillMap1f(GLint, GLint, GLint, const GLfloat *, GLubyte *); |
| 699 | extern void __glFillMap1d(GLint, GLint, GLint, const GLdouble *, GLubyte *); |
| 700 | extern void __glFillMap2f(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 701 | const GLfloat *, GLfloat *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 702 | extern void __glFillMap2d(GLint, GLint, GLint, GLint, GLint, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 703 | const GLdouble *, GLdouble *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 704 | |
| 705 | /* |
| 706 | ** Empty an image out of the reply buffer into the clients memory applying |
| 707 | ** the pack modes to pack back into the clients requested format. |
| 708 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 709 | extern void __glEmptyImage(struct glx_context *, GLint, GLint, GLint, GLint, GLenum, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 710 | GLenum, const GLubyte *, GLvoid *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 711 | |
| 712 | |
| 713 | /* |
Kristof Ralovich | e206034 | 2008-08-20 15:18:38 -0600 | [diff] [blame] | 714 | ** Allocate and Initialize Vertex Array client state, and free. |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 715 | */ |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 716 | extern void __glXInitVertexArrayState(struct glx_context *); |
| 717 | extern void __glXFreeVertexArrayState(struct glx_context *); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 718 | |
| 719 | /* |
| 720 | ** Inform the Server of the major and minor numbers and of the client |
| 721 | ** libraries extension string. |
| 722 | */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 723 | extern void __glXClientInfo(Display * dpy, int opcode); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 724 | |
| 725 | /************************************************************************/ |
| 726 | |
| 727 | /* |
| 728 | ** Declarations that should be in Xlib |
| 729 | */ |
| 730 | #ifdef __GL_USE_OUR_PROTOTYPES |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 731 | extern void _XFlush(Display *); |
| 732 | extern Status _XReply(Display *, xReply *, int, Bool); |
| 733 | extern void _XRead(Display *, void *, long); |
| 734 | extern void _XSend(Display *, const void *, long); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 735 | #endif |
| 736 | |
| 737 | |
Kristian Høgsberg | 6ddf66e | 2010-07-28 10:07:52 -0400 | [diff] [blame] | 738 | extern void __glXInitializeVisualConfigFromTags(struct glx_config * config, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 739 | int count, const INT32 * bp, |
| 740 | Bool tagged_only, |
| 741 | Bool fbconfig_style_tags); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 742 | |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 743 | extern char *__glXQueryServerString(Display * dpy, int opcode, |
| 744 | CARD32 screen, CARD32 name); |
| 745 | extern char *__glXGetString(Display * dpy, int opcode, |
| 746 | CARD32 screen, CARD32 name); |
RALOVICH, Kristóf | 5444424 | 2008-10-18 16:53:08 +0200 | [diff] [blame] | 747 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 748 | extern char *__glXstrdup(const char *str); |
| 749 | |
| 750 | |
| 751 | extern const char __glXGLClientVersion[]; |
| 752 | extern const char __glXGLClientExtensions[]; |
| 753 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 754 | /* Get the unadjusted system time */ |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 755 | extern int __glXGetUST(int64_t * ust); |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 756 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 757 | extern GLboolean __glXGetMscRateOML(Display * dpy, GLXDrawable drawable, |
RALOVICH, Kristóf | 0896268 | 2009-08-12 12:41:22 +0200 | [diff] [blame] | 758 | int32_t * numerator, |
| 759 | int32_t * denominator); |
Ian Romanick | fc5b57b | 2006-08-29 15:38:19 +0000 | [diff] [blame] | 760 | |
Jeremy Huddleston | 80b280d | 2010-04-02 01:35:19 -0700 | [diff] [blame] | 761 | #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL) |
Kristian Høgsberg | 7a66e54 | 2010-07-21 14:09:49 -0400 | [diff] [blame] | 762 | extern GLboolean |
| 763 | __glxGetMscRate(__GLXDRIdrawable *glxDraw, |
| 764 | int32_t * numerator, int32_t * denominator); |
Robert Bragg | 7a9329b | 2010-01-20 03:01:14 +0000 | [diff] [blame] | 765 | |
| 766 | /* So that dri2.c:DRI2WireToEvent() can access |
| 767 | * glx_info->codes->first_event */ |
| 768 | XExtDisplayInfo *__glXFindDisplay (Display *dpy); |
Kristian Høgsberg | 97ec607 | 2010-02-15 11:12:28 -0500 | [diff] [blame] | 769 | |
Kristian Høgsberg | c796bb0 | 2010-07-22 23:45:18 -0400 | [diff] [blame] | 770 | extern void |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 771 | GarbageCollectDRIDrawables(struct glx_screen *psc); |
Kristian Høgsberg | c796bb0 | 2010-07-22 23:45:18 -0400 | [diff] [blame] | 772 | |
Kristian Høgsberg | 97ec607 | 2010-02-15 11:12:28 -0500 | [diff] [blame] | 773 | extern __GLXDRIdrawable * |
Kristian Høgsberg | eeaab20 | 2010-07-22 22:36:37 -0400 | [diff] [blame] | 774 | GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable); |
Kristian Høgsberg | 97ec607 | 2010-02-15 11:12:28 -0500 | [diff] [blame] | 775 | |
Kristian Høgsberg | 286ce27 | 2007-11-06 14:34:15 -0500 | [diff] [blame] | 776 | #endif |
| 777 | |
Kristian Høgsberg | f485ee7 | 2010-07-29 18:44:26 -0400 | [diff] [blame] | 778 | extern struct glx_context dummyContext; |
| 779 | |
Kristian Høgsberg | 66fc35c | 2010-07-28 10:28:43 -0400 | [diff] [blame] | 780 | extern struct glx_screen * |
Kristian Høgsberg | c356f58 | 2010-07-28 11:16:00 -0400 | [diff] [blame] | 781 | indirect_create_screen(int screen, struct glx_display * priv); |
Kristian Høgsberg | 6849916 | 2010-07-28 16:40:43 -0400 | [diff] [blame] | 782 | extern struct glx_context * |
| 783 | indirect_create_context(struct glx_screen *psc, |
| 784 | struct glx_config *mode, |
| 785 | struct glx_context *shareList, int renderType); |
Kristian Høgsberg | 6ec39db | 2010-07-23 16:15:31 -0400 | [diff] [blame] | 786 | |
Adam Jackson | cb3610e | 2004-10-25 21:09:16 +0000 | [diff] [blame] | 787 | #endif /* !__GLX_client_h__ */ |