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>
35 #if defined(USE_MGL_NAMESPACE)
36 #include "glx_mangle.h"
45 #define GLX_VERSION_1_1 1
46 #define GLX_VERSION_1_2 1
47 #define GLX_VERSION_1_3 1
48 #define GLX_VERSION_1_4 1
50 #define GLX_EXTENSION_NAME "GLX"
55 * Tokens for glXChooseVisual and glXGetConfig:
58 #define GLX_BUFFER_SIZE 2
61 #define GLX_DOUBLEBUFFER 5
63 #define GLX_AUX_BUFFERS 7
64 #define GLX_RED_SIZE 8
65 #define GLX_GREEN_SIZE 9
66 #define GLX_BLUE_SIZE 10
67 #define GLX_ALPHA_SIZE 11
68 #define GLX_DEPTH_SIZE 12
69 #define GLX_STENCIL_SIZE 13
70 #define GLX_ACCUM_RED_SIZE 14
71 #define GLX_ACCUM_GREEN_SIZE 15
72 #define GLX_ACCUM_BLUE_SIZE 16
73 #define GLX_ACCUM_ALPHA_SIZE 17
77 * Error codes returned by glXGetConfig:
79 #define GLX_BAD_SCREEN 1
80 #define GLX_BAD_ATTRIBUTE 2
81 #define GLX_NO_EXTENSION 3
82 #define GLX_BAD_VISUAL 4
83 #define GLX_BAD_CONTEXT 5
84 #define GLX_BAD_VALUE 6
85 #define GLX_BAD_ENUM 7
93 #define GLX_EXTENSIONS 3
99 #define GLX_CONFIG_CAVEAT 0x20
100 #define GLX_DONT_CARE 0xFFFFFFFF
101 #define GLX_X_VISUAL_TYPE 0x22
102 #define GLX_TRANSPARENT_TYPE 0x23
103 #define GLX_TRANSPARENT_INDEX_VALUE 0x24
104 #define GLX_TRANSPARENT_RED_VALUE 0x25
105 #define GLX_TRANSPARENT_GREEN_VALUE 0x26
106 #define GLX_TRANSPARENT_BLUE_VALUE 0x27
107 #define GLX_TRANSPARENT_ALPHA_VALUE 0x28
108 #define GLX_WINDOW_BIT 0x00000001
109 #define GLX_PIXMAP_BIT 0x00000002
110 #define GLX_PBUFFER_BIT 0x00000004
111 #define GLX_AUX_BUFFERS_BIT 0x00000010
112 #define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
113 #define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
114 #define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
115 #define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
116 #define GLX_DEPTH_BUFFER_BIT 0x00000020
117 #define GLX_STENCIL_BUFFER_BIT 0x00000040
118 #define GLX_ACCUM_BUFFER_BIT 0x00000080
119 #define GLX_NONE 0x8000
120 #define GLX_SLOW_CONFIG 0x8001
121 #define GLX_TRUE_COLOR 0x8002
122 #define GLX_DIRECT_COLOR 0x8003
123 #define GLX_PSEUDO_COLOR 0x8004
124 #define GLX_STATIC_COLOR 0x8005
125 #define GLX_GRAY_SCALE 0x8006
126 #define GLX_STATIC_GRAY 0x8007
127 #define GLX_TRANSPARENT_RGB 0x8008
128 #define GLX_TRANSPARENT_INDEX 0x8009
129 #define GLX_VISUAL_ID 0x800B
130 #define GLX_SCREEN 0x800C
131 #define GLX_NON_CONFORMANT_CONFIG 0x800D
132 #define GLX_DRAWABLE_TYPE 0x8010
133 #define GLX_RENDER_TYPE 0x8011
134 #define GLX_X_RENDERABLE 0x8012
135 #define GLX_FBCONFIG_ID 0x8013
136 #define GLX_RGBA_TYPE 0x8014
137 #define GLX_COLOR_INDEX_TYPE 0x8015
138 #define GLX_MAX_PBUFFER_WIDTH 0x8016
139 #define GLX_MAX_PBUFFER_HEIGHT 0x8017
140 #define GLX_MAX_PBUFFER_PIXELS 0x8018
141 #define GLX_PRESERVED_CONTENTS 0x801B
142 #define GLX_LARGEST_PBUFFER 0x801C
143 #define GLX_WIDTH 0x801D
144 #define GLX_HEIGHT 0x801E
145 #define GLX_EVENT_MASK 0x801F
146 #define GLX_DAMAGED 0x8020
147 #define GLX_SAVED 0x8021
148 #define GLX_WINDOW 0x8022
149 #define GLX_PBUFFER 0x8023
150 #define GLX_PBUFFER_HEIGHT 0x8040
151 #define GLX_PBUFFER_WIDTH 0x8041
152 #define GLX_RGBA_BIT 0x00000001
153 #define GLX_COLOR_INDEX_BIT 0x00000002
154 #define GLX_PBUFFER_CLOBBER_MASK 0x08000000
160 #define GLX_SAMPLE_BUFFERS 0x186a0 /*100000*/
161 #define GLX_SAMPLES 0x186a1 /*100001*/
165 typedef struct __GLXcontextRec
*GLXContext
;
166 typedef XID GLXPixmap
;
167 typedef XID GLXDrawable
;
168 /* GLX 1.3 and later */
169 typedef struct __GLXFBConfigRec
*GLXFBConfig
;
170 typedef XID GLXFBConfigID
;
171 typedef XID GLXContextID
;
172 typedef XID GLXWindow
;
173 typedef XID GLXPbuffer
;
178 ** __GLX_NUMBER_EVENTS is set to 17 to account for the BufferClobberSGIX
179 ** event - this helps initialization if the server supports the pbuffer
180 ** extension and the client doesn't.
182 #define GLX_PbufferClobber 0
183 #define GLX_BufferSwapComplete 1
185 #define __GLX_NUMBER_EVENTS 17
187 extern XVisualInfo
* glXChooseVisual( Display
*dpy
, int screen
,
190 extern GLXContext
glXCreateContext( Display
*dpy
, XVisualInfo
*vis
,
191 GLXContext shareList
, Bool direct
);
193 extern void glXDestroyContext( Display
*dpy
, GLXContext ctx
);
195 extern Bool
glXMakeCurrent( Display
*dpy
, GLXDrawable drawable
,
198 extern void glXCopyContext( Display
*dpy
, GLXContext src
, GLXContext dst
,
199 unsigned long mask
);
201 extern void glXSwapBuffers( Display
*dpy
, GLXDrawable drawable
);
203 extern GLXPixmap
glXCreateGLXPixmap( Display
*dpy
, XVisualInfo
*visual
,
206 extern void glXDestroyGLXPixmap( Display
*dpy
, GLXPixmap pixmap
);
208 extern Bool
glXQueryExtension( Display
*dpy
, int *errorb
, int *event
);
210 extern Bool
glXQueryVersion( Display
*dpy
, int *maj
, int *min
);
212 extern Bool
glXIsDirect( Display
*dpy
, GLXContext ctx
);
214 extern int glXGetConfig( Display
*dpy
, XVisualInfo
*visual
,
215 int attrib
, int *value
);
217 extern GLXContext
glXGetCurrentContext( void );
219 extern GLXDrawable
glXGetCurrentDrawable( void );
221 extern void glXWaitGL( void );
223 extern void glXWaitX( void );
225 extern void glXUseXFont( Font font
, int first
, int count
, int list
);
229 /* GLX 1.1 and later */
230 extern const char *glXQueryExtensionsString( Display
*dpy
, int screen
);
232 extern const char *glXQueryServerString( Display
*dpy
, int screen
, int name
);
234 extern const char *glXGetClientString( Display
*dpy
, int name
);
237 /* GLX 1.2 and later */
238 extern Display
*glXGetCurrentDisplay( void );
241 /* GLX 1.3 and later */
242 extern GLXFBConfig
*glXChooseFBConfig( Display
*dpy
, int screen
,
243 const int *attribList
, int *nitems
);
245 extern int glXGetFBConfigAttrib( Display
*dpy
, GLXFBConfig config
,
246 int attribute
, int *value
);
248 extern GLXFBConfig
*glXGetFBConfigs( Display
*dpy
, int screen
,
251 extern XVisualInfo
*glXGetVisualFromFBConfig( Display
*dpy
,
252 GLXFBConfig config
);
254 extern GLXWindow
glXCreateWindow( Display
*dpy
, GLXFBConfig config
,
255 Window win
, const int *attribList
);
257 extern void glXDestroyWindow( Display
*dpy
, GLXWindow window
);
259 extern GLXPixmap
glXCreatePixmap( Display
*dpy
, GLXFBConfig config
,
260 Pixmap pixmap
, const int *attribList
);
262 extern void glXDestroyPixmap( Display
*dpy
, GLXPixmap pixmap
);
264 extern GLXPbuffer
glXCreatePbuffer( Display
*dpy
, GLXFBConfig config
,
265 const int *attribList
);
267 extern void glXDestroyPbuffer( Display
*dpy
, GLXPbuffer pbuf
);
269 extern void glXQueryDrawable( Display
*dpy
, GLXDrawable draw
, int attribute
,
270 unsigned int *value
);
272 extern GLXContext
glXCreateNewContext( Display
*dpy
, GLXFBConfig config
,
273 int renderType
, GLXContext shareList
,
276 extern Bool
glXMakeContextCurrent( Display
*dpy
, GLXDrawable draw
,
277 GLXDrawable read
, GLXContext ctx
);
279 extern GLXDrawable
glXGetCurrentReadDrawable( void );
281 extern int glXQueryContext( Display
*dpy
, GLXContext ctx
, int attribute
,
284 extern void glXSelectEvent( Display
*dpy
, GLXDrawable drawable
,
285 unsigned long mask
);
287 extern void glXGetSelectedEvent( Display
*dpy
, GLXDrawable drawable
,
288 unsigned long *mask
);
290 /* GLX 1.3 function pointer typedefs */
291 typedef GLXFBConfig
* (* PFNGLXGETFBCONFIGSPROC
) (Display
*dpy
, int screen
, int *nelements
);
292 typedef GLXFBConfig
* (* PFNGLXCHOOSEFBCONFIGPROC
) (Display
*dpy
, int screen
, const int *attrib_list
, int *nelements
);
293 typedef int (* PFNGLXGETFBCONFIGATTRIBPROC
) (Display
*dpy
, GLXFBConfig config
, int attribute
, int *value
);
294 typedef XVisualInfo
* (* PFNGLXGETVISUALFROMFBCONFIGPROC
) (Display
*dpy
, GLXFBConfig config
);
295 typedef GLXWindow (* PFNGLXCREATEWINDOWPROC
) (Display
*dpy
, GLXFBConfig config
, Window win
, const int *attrib_list
);
296 typedef void (* PFNGLXDESTROYWINDOWPROC
) (Display
*dpy
, GLXWindow win
);
297 typedef GLXPixmap (* PFNGLXCREATEPIXMAPPROC
) (Display
*dpy
, GLXFBConfig config
, Pixmap pixmap
, const int *attrib_list
);
298 typedef void (* PFNGLXDESTROYPIXMAPPROC
) (Display
*dpy
, GLXPixmap pixmap
);
299 typedef GLXPbuffer (* PFNGLXCREATEPBUFFERPROC
) (Display
*dpy
, GLXFBConfig config
, const int *attrib_list
);
300 typedef void (* PFNGLXDESTROYPBUFFERPROC
) (Display
*dpy
, GLXPbuffer pbuf
);
301 typedef void (* PFNGLXQUERYDRAWABLEPROC
) (Display
*dpy
, GLXDrawable draw
, int attribute
, unsigned int *value
);
302 typedef GLXContext (* PFNGLXCREATENEWCONTEXTPROC
) (Display
*dpy
, GLXFBConfig config
, int render_type
, GLXContext share_list
, Bool direct
);
303 typedef Bool (* PFNGLXMAKECONTEXTCURRENTPROC
) (Display
*dpy
, GLXDrawable draw
, GLXDrawable read
, GLXContext ctx
);
304 typedef GLXDrawable (* PFNGLXGETCURRENTREADDRAWABLEPROC
) (void);
305 typedef Display
* (* PFNGLXGETCURRENTDISPLAYPROC
) (void);
306 typedef int (* PFNGLXQUERYCONTEXTPROC
) (Display
*dpy
, GLXContext ctx
, int attribute
, int *value
);
307 typedef void (* PFNGLXSELECTEVENTPROC
) (Display
*dpy
, GLXDrawable draw
, unsigned long event_mask
);
308 typedef void (* PFNGLXGETSELECTEDEVENTPROC
) (Display
*dpy
, GLXDrawable draw
, unsigned long *event_mask
);
312 * ARB 2. GLX_ARB_get_proc_address
314 #ifndef GLX_ARB_get_proc_address
315 #define GLX_ARB_get_proc_address 1
317 typedef void (*__GLXextFuncPtr
)(void);
318 extern __GLXextFuncPtr
glXGetProcAddressARB (const GLubyte
*);
320 #endif /* GLX_ARB_get_proc_address */
324 /* GLX 1.4 and later */
325 extern void (*glXGetProcAddress(const GLubyte
*procname
))( void );
327 /* GLX 1.4 function pointer typedefs */
328 typedef __GLXextFuncPtr (* PFNGLXGETPROCADDRESSPROC
) (const GLubyte
*procName
);
331 #ifndef GLX_GLXEXT_LEGACY
333 #include <GL/glxext.h>
335 #endif /* GLX_GLXEXT_LEGACY */
339 ** The following aren't in glxext.h yet.
344 * ???. GLX_NV_vertex_array_range
346 #ifndef GLX_NV_vertex_array_range
347 #define GLX_NV_vertex_array_range
349 extern void *glXAllocateMemoryNV(GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
350 extern void glXFreeMemoryNV(GLvoid
*pointer
);
351 typedef void * ( * PFNGLXALLOCATEMEMORYNVPROC
) (GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
352 typedef void ( * PFNGLXFREEMEMORYNVPROC
) (GLvoid
*pointer
);
354 #endif /* GLX_NV_vertex_array_range */
358 * ARB ?. GLX_ARB_render_texture
359 * XXX This was never finalized!
361 #ifndef GLX_ARB_render_texture
362 #define GLX_ARB_render_texture 1
364 extern Bool
glXBindTexImageARB(Display
*dpy
, GLXPbuffer pbuffer
, int buffer
);
365 extern Bool
glXReleaseTexImageARB(Display
*dpy
, GLXPbuffer pbuffer
, int buffer
);
366 extern Bool
glXDrawableAttribARB(Display
*dpy
, GLXDrawable draw
, const int *attribList
);
368 #endif /* GLX_ARB_render_texture */
372 * Remove this when glxext.h is updated.
374 #ifndef GLX_NV_float_buffer
375 #define GLX_NV_float_buffer 1
377 #define GLX_FLOAT_COMPONENTS_NV 0x20B0
379 #endif /* GLX_NV_float_buffer */
384 * #?. GLX_MESA_swap_frame_usage
386 #ifndef GLX_MESA_swap_frame_usage
387 #define GLX_MESA_swap_frame_usage 1
389 extern int glXGetFrameUsageMESA(Display
*dpy
, GLXDrawable drawable
, float *usage
);
390 extern int glXBeginFrameTrackingMESA(Display
*dpy
, GLXDrawable drawable
);
391 extern int glXEndFrameTrackingMESA(Display
*dpy
, GLXDrawable drawable
);
392 extern int glXQueryFrameTrackingMESA(Display
*dpy
, GLXDrawable drawable
, int64_t *swapCount
, int64_t *missedFrames
, float *lastMissedUsage
);
394 typedef int (*PFNGLXGETFRAMEUSAGEMESAPROC
) (Display
*dpy
, GLXDrawable drawable
, float *usage
);
395 typedef int (*PFNGLXBEGINFRAMETRACKINGMESAPROC
)(Display
*dpy
, GLXDrawable drawable
);
396 typedef int (*PFNGLXENDFRAMETRACKINGMESAPROC
)(Display
*dpy
, GLXDrawable drawable
);
397 typedef int (*PFNGLXQUERYFRAMETRACKINGMESAPROC
)(Display
*dpy
, GLXDrawable drawable
, int64_t *swapCount
, int64_t *missedFrames
, float *lastMissedUsage
);
399 #endif /* GLX_MESA_swap_frame_usage */
404 * #?. GLX_MESA_swap_control
406 #ifndef GLX_MESA_swap_control
407 #define GLX_MESA_swap_control 1
409 extern int glXSwapIntervalMESA(unsigned int interval
);
410 extern int glXGetSwapIntervalMESA(void);
412 typedef int (*PFNGLXSWAPINTERVALMESAPROC
)(unsigned int interval
);
413 typedef int (*PFNGLXGETSWAPINTERVALMESAPROC
)(void);
415 #endif /* GLX_MESA_swap_control */
420 * #?. GLX_EXT_texture_from_pixmap
423 #ifndef GLX_EXT_texture_from_pixmap
424 #define GLX_EXT_texture_from_pixmap 1
426 #define GLX_BIND_TO_TEXTURE_RGB_EXT 0x20D0
427 #define GLX_BIND_TO_TEXTURE_RGBA_EXT 0x20D1
428 #define GLX_BIND_TO_MIPMAP_TEXTURE_EXT 0x20D2
429 #define GLX_BIND_TO_TEXTURE_TARGETS_EXT 0x20D3
430 #define GLX_Y_INVERTED_EXT 0x20D4
432 #define GLX_TEXTURE_FORMAT_EXT 0x20D5
433 #define GLX_TEXTURE_TARGET_EXT 0x20D6
434 #define GLX_MIPMAP_TEXTURE_EXT 0x20D7
436 #define GLX_TEXTURE_FORMAT_NONE_EXT 0x20D8
437 #define GLX_TEXTURE_FORMAT_RGB_EXT 0x20D9
438 #define GLX_TEXTURE_FORMAT_RGBA_EXT 0x20DA
440 #define GLX_TEXTURE_1D_BIT_EXT 0x00000001
441 #define GLX_TEXTURE_2D_BIT_EXT 0x00000002
442 #define GLX_TEXTURE_RECTANGLE_BIT_EXT 0x00000004
444 #define GLX_TEXTURE_1D_EXT 0x20DB
445 #define GLX_TEXTURE_2D_EXT 0x20DC
446 #define GLX_TEXTURE_RECTANGLE_EXT 0x20DD
448 #define GLX_FRONT_LEFT_EXT 0x20DE
449 #define GLX_FRONT_RIGHT_EXT 0x20DF
450 #define GLX_BACK_LEFT_EXT 0x20E0
451 #define GLX_BACK_RIGHT_EXT 0x20E1
452 #define GLX_FRONT_EXT GLX_FRONT_LEFT_EXT
453 #define GLX_BACK_EXT GLX_BACK_LEFT_EXT
454 #define GLX_AUX0_EXT 0x20E2
455 #define GLX_AUX1_EXT 0x20E3
456 #define GLX_AUX2_EXT 0x20E4
457 #define GLX_AUX3_EXT 0x20E5
458 #define GLX_AUX4_EXT 0x20E6
459 #define GLX_AUX5_EXT 0x20E7
460 #define GLX_AUX6_EXT 0x20E8
461 #define GLX_AUX7_EXT 0x20E9
462 #define GLX_AUX8_EXT 0x20EA
463 #define GLX_AUX9_EXT 0x20EB
465 extern void glXBindTexImageEXT(Display
*dpy
, GLXDrawable drawable
, int buffer
, const int *attrib_list
);
466 extern void glXReleaseTexImageEXT(Display
*dpy
, GLXDrawable drawable
, int buffer
);
468 #endif /* GLX_EXT_texture_from_pixmap */
473 /*** Should these go here, or in another header? */
478 int event_type
; /* GLX_DAMAGED or GLX_SAVED */
479 int draw_type
; /* GLX_WINDOW or GLX_PBUFFER */
480 unsigned long serial
; /* # of last request processed by server */
481 Bool send_event
; /* true if this came for SendEvent request */
482 Display
*display
; /* display the event was read from */
483 GLXDrawable drawable
; /* XID of Drawable */
484 unsigned int buffer_mask
; /* mask indicating which buffers are affected */
485 unsigned int aux_buffer
; /* which aux buffer was affected */
488 int count
; /* if nonzero, at least this many more */
489 } GLXPbufferClobberEvent
;
493 unsigned long serial
; /* # of last request processed by server */
494 Bool send_event
; /* true if this came from a SendEvent request */
495 Display
*display
; /* Display the event was read from */
496 GLXDrawable drawable
; /* drawable on which event was requested in event mask */
501 } GLXBufferSwapComplete
;
503 typedef union __GLXEvent
{
504 GLXPbufferClobberEvent glxpbufferclobber
;
505 GLXBufferSwapComplete glxbufferswapcomplete
;