2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
31 #include <X11/Xutil.h>
40 #define GLX_VERSION_1_1 1
41 #define GLX_VERSION_1_2 1
42 #define GLX_VERSION_1_3 1
43 #define GLX_VERSION_1_4 1
45 #define GLX_EXTENSION_NAME "GLX"
50 * Tokens for glXChooseVisual and glXGetConfig:
53 #define GLX_BUFFER_SIZE 2
56 #define GLX_DOUBLEBUFFER 5
58 #define GLX_AUX_BUFFERS 7
59 #define GLX_RED_SIZE 8
60 #define GLX_GREEN_SIZE 9
61 #define GLX_BLUE_SIZE 10
62 #define GLX_ALPHA_SIZE 11
63 #define GLX_DEPTH_SIZE 12
64 #define GLX_STENCIL_SIZE 13
65 #define GLX_ACCUM_RED_SIZE 14
66 #define GLX_ACCUM_GREEN_SIZE 15
67 #define GLX_ACCUM_BLUE_SIZE 16
68 #define GLX_ACCUM_ALPHA_SIZE 17
72 * Error codes returned by glXGetConfig:
74 #define GLX_BAD_SCREEN 1
75 #define GLX_BAD_ATTRIBUTE 2
76 #define GLX_NO_EXTENSION 3
77 #define GLX_BAD_VISUAL 4
78 #define GLX_BAD_CONTEXT 5
79 #define GLX_BAD_VALUE 6
80 #define GLX_BAD_ENUM 7
88 #define GLX_EXTENSIONS 3
94 #define GLX_CONFIG_CAVEAT 0x20
95 #define GLX_DONT_CARE 0xFFFFFFFF
96 #define GLX_X_VISUAL_TYPE 0x22
97 #define GLX_TRANSPARENT_TYPE 0x23
98 #define GLX_TRANSPARENT_INDEX_VALUE 0x24
99 #define GLX_TRANSPARENT_RED_VALUE 0x25
100 #define GLX_TRANSPARENT_GREEN_VALUE 0x26
101 #define GLX_TRANSPARENT_BLUE_VALUE 0x27
102 #define GLX_TRANSPARENT_ALPHA_VALUE 0x28
103 #define GLX_WINDOW_BIT 0x00000001
104 #define GLX_PIXMAP_BIT 0x00000002
105 #define GLX_PBUFFER_BIT 0x00000004
106 #define GLX_AUX_BUFFERS_BIT 0x00000010
107 #define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
108 #define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
109 #define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
110 #define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
111 #define GLX_DEPTH_BUFFER_BIT 0x00000020
112 #define GLX_STENCIL_BUFFER_BIT 0x00000040
113 #define GLX_ACCUM_BUFFER_BIT 0x00000080
114 #define GLX_NONE 0x8000
115 #define GLX_SLOW_CONFIG 0x8001
116 #define GLX_TRUE_COLOR 0x8002
117 #define GLX_DIRECT_COLOR 0x8003
118 #define GLX_PSEUDO_COLOR 0x8004
119 #define GLX_STATIC_COLOR 0x8005
120 #define GLX_GRAY_SCALE 0x8006
121 #define GLX_STATIC_GRAY 0x8007
122 #define GLX_TRANSPARENT_RGB 0x8008
123 #define GLX_TRANSPARENT_INDEX 0x8009
124 #define GLX_VISUAL_ID 0x800B
125 #define GLX_SCREEN 0x800C
126 #define GLX_NON_CONFORMANT_CONFIG 0x800D
127 #define GLX_DRAWABLE_TYPE 0x8010
128 #define GLX_RENDER_TYPE 0x8011
129 #define GLX_X_RENDERABLE 0x8012
130 #define GLX_FBCONFIG_ID 0x8013
131 #define GLX_RGBA_TYPE 0x8014
132 #define GLX_COLOR_INDEX_TYPE 0x8015
133 #define GLX_MAX_PBUFFER_WIDTH 0x8016
134 #define GLX_MAX_PBUFFER_HEIGHT 0x8017
135 #define GLX_MAX_PBUFFER_PIXELS 0x8018
136 #define GLX_PRESERVED_CONTENTS 0x801B
137 #define GLX_LARGEST_PBUFFER 0x801C
138 #define GLX_WIDTH 0x801D
139 #define GLX_HEIGHT 0x801E
140 #define GLX_EVENT_MASK 0x801F
141 #define GLX_DAMAGED 0x8020
142 #define GLX_SAVED 0x8021
143 #define GLX_WINDOW 0x8022
144 #define GLX_PBUFFER 0x8023
145 #define GLX_PBUFFER_HEIGHT 0x8040
146 #define GLX_PBUFFER_WIDTH 0x8041
147 #define GLX_RGBA_BIT 0x00000001
148 #define GLX_COLOR_INDEX_BIT 0x00000002
149 #define GLX_PBUFFER_CLOBBER_MASK 0x08000000
155 #define GLX_SAMPLE_BUFFERS 0x186a0 /*100000*/
156 #define GLX_SAMPLES 0x186a1 /*100001*/
160 typedef struct __GLXcontextRec *GLXContext;
161 typedef XID GLXPixmap;
162 typedef XID GLXDrawable;
163 /* GLX 1.3 and later */
164 typedef struct __GLXFBConfigRec *GLXFBConfig;
165 typedef XID GLXFBConfigID;
166 typedef XID GLXContextID;
167 typedef XID GLXWindow;
168 typedef XID GLXPbuffer;
173 ** __GLX_NUMBER_EVENTS is set to 17 to account for the BufferClobberSGIX
174 ** event - this helps initialization if the server supports the pbuffer
175 ** extension and the client doesn't.
177 #define GLX_PbufferClobber 0
178 #define GLX_BufferSwapComplete 1
180 #define __GLX_NUMBER_EVENTS 17
182 extern XVisualInfo* glXChooseVisual( Display *dpy, int screen,
185 extern GLXContext glXCreateContext( Display *dpy, XVisualInfo *vis,
186 GLXContext shareList, Bool direct );
188 extern void glXDestroyContext( Display *dpy, GLXContext ctx );
190 extern Bool glXMakeCurrent( Display *dpy, GLXDrawable drawable,
193 extern void glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
194 unsigned long mask );
196 extern void glXSwapBuffers( Display *dpy, GLXDrawable drawable );
198 extern GLXPixmap glXCreateGLXPixmap( Display *dpy, XVisualInfo *visual,
201 extern void glXDestroyGLXPixmap( Display *dpy, GLXPixmap pixmap );
203 extern Bool glXQueryExtension( Display *dpy, int *errorb, int *event );
205 extern Bool glXQueryVersion( Display *dpy, int *maj, int *min );
207 extern Bool glXIsDirect( Display *dpy, GLXContext ctx );
209 extern int glXGetConfig( Display *dpy, XVisualInfo *visual,
210 int attrib, int *value );
212 extern GLXContext glXGetCurrentContext( void );
214 extern GLXDrawable glXGetCurrentDrawable( void );
216 extern void glXWaitGL( void );
218 extern void glXWaitX( void );
220 extern void glXUseXFont( Font font, int first, int count, int list );
224 /* GLX 1.1 and later */
225 extern const char *glXQueryExtensionsString( Display *dpy, int screen );
227 extern const char *glXQueryServerString( Display *dpy, int screen, int name );
229 extern const char *glXGetClientString( Display *dpy, int name );
232 /* GLX 1.2 and later */
233 extern Display *glXGetCurrentDisplay( void );
236 /* GLX 1.3 and later */
237 extern GLXFBConfig *glXChooseFBConfig( Display *dpy, int screen,
238 const int *attribList, int *nitems );
240 extern int glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config,
241 int attribute, int *value );
243 extern GLXFBConfig *glXGetFBConfigs( Display *dpy, int screen,
246 extern XVisualInfo *glXGetVisualFromFBConfig( Display *dpy,
247 GLXFBConfig config );
249 extern GLXWindow glXCreateWindow( Display *dpy, GLXFBConfig config,
250 Window win, const int *attribList );
252 extern void glXDestroyWindow( Display *dpy, GLXWindow window );
254 extern GLXPixmap glXCreatePixmap( Display *dpy, GLXFBConfig config,
255 Pixmap pixmap, const int *attribList );
257 extern void glXDestroyPixmap( Display *dpy, GLXPixmap pixmap );
259 extern GLXPbuffer glXCreatePbuffer( Display *dpy, GLXFBConfig config,
260 const int *attribList );
262 extern void glXDestroyPbuffer( Display *dpy, GLXPbuffer pbuf );
264 extern void glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute,
265 unsigned int *value );
267 extern GLXContext glXCreateNewContext( Display *dpy, GLXFBConfig config,
268 int renderType, GLXContext shareList,
271 extern Bool glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
272 GLXDrawable read, GLXContext ctx );
274 extern GLXDrawable glXGetCurrentReadDrawable( void );
276 extern int glXQueryContext( Display *dpy, GLXContext ctx, int attribute,
279 extern void glXSelectEvent( Display *dpy, GLXDrawable drawable,
280 unsigned long mask );
282 extern void glXGetSelectedEvent( Display *dpy, GLXDrawable drawable,
283 unsigned long *mask );
285 /* GLX 1.3 function pointer typedefs */
286 typedef GLXFBConfig * (* PFNGLXGETFBCONFIGSPROC) (Display *dpy, int screen, int *nelements);
287 typedef GLXFBConfig * (* PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
288 typedef int (* PFNGLXGETFBCONFIGATTRIBPROC) (Display *dpy, GLXFBConfig config, int attribute, int *value);
289 typedef XVisualInfo * (* PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
290 typedef GLXWindow (* PFNGLXCREATEWINDOWPROC) (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
291 typedef void (* PFNGLXDESTROYWINDOWPROC) (Display *dpy, GLXWindow win);
292 typedef GLXPixmap (* PFNGLXCREATEPIXMAPPROC) (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
293 typedef void (* PFNGLXDESTROYPIXMAPPROC) (Display *dpy, GLXPixmap pixmap);
294 typedef GLXPbuffer (* PFNGLXCREATEPBUFFERPROC) (Display *dpy, GLXFBConfig config, const int *attrib_list);
295 typedef void (* PFNGLXDESTROYPBUFFERPROC) (Display *dpy, GLXPbuffer pbuf);
296 typedef void (* PFNGLXQUERYDRAWABLEPROC) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
297 typedef GLXContext (* PFNGLXCREATENEWCONTEXTPROC) (Display *dpy, GLXFBConfig config, int render_type, GLXContext share_list, Bool direct);
298 typedef Bool (* PFNGLXMAKECONTEXTCURRENTPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
299 typedef GLXDrawable (* PFNGLXGETCURRENTREADDRAWABLEPROC) (void);
300 typedef Display * (* PFNGLXGETCURRENTDISPLAYPROC) (void);
301 typedef int (* PFNGLXQUERYCONTEXTPROC) (Display *dpy, GLXContext ctx, int attribute, int *value);
302 typedef void (* PFNGLXSELECTEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long event_mask);
303 typedef void (* PFNGLXGETSELECTEDEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long *event_mask);
307 * ARB 2. GLX_ARB_get_proc_address
309 #ifndef GLX_ARB_get_proc_address
310 #define GLX_ARB_get_proc_address 1
312 typedef void (*__GLXextFuncPtr)(void);
313 extern __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *);
315 #endif /* GLX_ARB_get_proc_address */
319 /* GLX 1.4 and later */
320 extern void (*glXGetProcAddress(const GLubyte *procname))( void );
322 /* GLX 1.4 function pointer typedefs */
323 typedef __GLXextFuncPtr (* PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);
326 #ifndef GLX_GLXEXT_LEGACY
327 #include <GL/glxext.h>
328 #endif /* GLX_GLXEXT_LEGACY */
331 /*** Should these go here, or in another header? */
336 int event_type; /* GLX_DAMAGED or GLX_SAVED */
337 int draw_type; /* GLX_WINDOW or GLX_PBUFFER */
338 unsigned long serial; /* # of last request processed by server */
339 Bool send_event; /* true if this came for SendEvent request */
340 Display *display; /* display the event was read from */
341 GLXDrawable drawable; /* XID of Drawable */
342 unsigned int buffer_mask; /* mask indicating which buffers are affected */
343 unsigned int aux_buffer; /* which aux buffer was affected */
346 int count; /* if nonzero, at least this many more */
347 } GLXPbufferClobberEvent;
351 unsigned long serial; /* # of last request processed by server */
352 Bool send_event; /* true if this came from a SendEvent request */
353 Display *display; /* Display the event was read from */
354 Drawable drawable; /* drawable on which event was requested in event mask */
359 } GLXBufferSwapComplete;
361 typedef union __GLXEvent {
362 GLXPbufferClobberEvent glxpbufferclobber;
363 GLXBufferSwapComplete glxbufferswapcomplete;