2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 #include <GL/vms_x_fix.h>
33 /* VMS Xlib.h gives problems with C++.
34 * this avoids a bunch of trivial warnings */
35 #pragma message disable nosimpint
39 #include <X11/Xutil.h>
42 #pragma message enable nosimpint
48 #if defined(USE_MGL_NAMESPACE)
49 #include "glx_mangle.h"
58 #define GLX_VERSION_1_1 1
59 #define GLX_VERSION_1_2 1
60 #define GLX_VERSION_1_3 1
61 #define GLX_VERSION_1_4 1
63 #define GLX_EXTENSION_NAME "GLX"
68 * Tokens for glXChooseVisual and glXGetConfig:
71 #define GLX_BUFFER_SIZE 2
74 #define GLX_DOUBLEBUFFER 5
76 #define GLX_AUX_BUFFERS 7
77 #define GLX_RED_SIZE 8
78 #define GLX_GREEN_SIZE 9
79 #define GLX_BLUE_SIZE 10
80 #define GLX_ALPHA_SIZE 11
81 #define GLX_DEPTH_SIZE 12
82 #define GLX_STENCIL_SIZE 13
83 #define GLX_ACCUM_RED_SIZE 14
84 #define GLX_ACCUM_GREEN_SIZE 15
85 #define GLX_ACCUM_BLUE_SIZE 16
86 #define GLX_ACCUM_ALPHA_SIZE 17
90 * Error codes returned by glXGetConfig:
92 #define GLX_BAD_SCREEN 1
93 #define GLX_BAD_ATTRIBUTE 2
94 #define GLX_NO_EXTENSION 3
95 #define GLX_BAD_VISUAL 4
96 #define GLX_BAD_CONTEXT 5
97 #define GLX_BAD_VALUE 6
98 #define GLX_BAD_ENUM 7
105 #define GLX_VERSION 2
106 #define GLX_EXTENSIONS 3
112 #define GLX_CONFIG_CAVEAT 0x20
113 #define GLX_DONT_CARE 0xFFFFFFFF
114 #define GLX_X_VISUAL_TYPE 0x22
115 #define GLX_TRANSPARENT_TYPE 0x23
116 #define GLX_TRANSPARENT_INDEX_VALUE 0x24
117 #define GLX_TRANSPARENT_RED_VALUE 0x25
118 #define GLX_TRANSPARENT_GREEN_VALUE 0x26
119 #define GLX_TRANSPARENT_BLUE_VALUE 0x27
120 #define GLX_TRANSPARENT_ALPHA_VALUE 0x28
121 #define GLX_WINDOW_BIT 0x00000001
122 #define GLX_PIXMAP_BIT 0x00000002
123 #define GLX_PBUFFER_BIT 0x00000004
124 #define GLX_AUX_BUFFERS_BIT 0x00000010
125 #define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
126 #define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
127 #define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
128 #define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
129 #define GLX_DEPTH_BUFFER_BIT 0x00000020
130 #define GLX_STENCIL_BUFFER_BIT 0x00000040
131 #define GLX_ACCUM_BUFFER_BIT 0x00000080
132 #define GLX_NONE 0x8000
133 #define GLX_SLOW_CONFIG 0x8001
134 #define GLX_TRUE_COLOR 0x8002
135 #define GLX_DIRECT_COLOR 0x8003
136 #define GLX_PSEUDO_COLOR 0x8004
137 #define GLX_STATIC_COLOR 0x8005
138 #define GLX_GRAY_SCALE 0x8006
139 #define GLX_STATIC_GRAY 0x8007
140 #define GLX_TRANSPARENT_RGB 0x8008
141 #define GLX_TRANSPARENT_INDEX 0x8009
142 #define GLX_VISUAL_ID 0x800B
143 #define GLX_SCREEN 0x800C
144 #define GLX_NON_CONFORMANT_CONFIG 0x800D
145 #define GLX_DRAWABLE_TYPE 0x8010
146 #define GLX_RENDER_TYPE 0x8011
147 #define GLX_X_RENDERABLE 0x8012
148 #define GLX_FBCONFIG_ID 0x8013
149 #define GLX_RGBA_TYPE 0x8014
150 #define GLX_COLOR_INDEX_TYPE 0x8015
151 #define GLX_MAX_PBUFFER_WIDTH 0x8016
152 #define GLX_MAX_PBUFFER_HEIGHT 0x8017
153 #define GLX_MAX_PBUFFER_PIXELS 0x8018
154 #define GLX_PRESERVED_CONTENTS 0x801B
155 #define GLX_LARGEST_PBUFFER 0x801C
156 #define GLX_WIDTH 0x801D
157 #define GLX_HEIGHT 0x801E
158 #define GLX_EVENT_MASK 0x801F
159 #define GLX_DAMAGED 0x8020
160 #define GLX_SAVED 0x8021
161 #define GLX_WINDOW 0x8022
162 #define GLX_PBUFFER 0x8023
163 #define GLX_PBUFFER_HEIGHT 0x8040
164 #define GLX_PBUFFER_WIDTH 0x8041
165 #define GLX_RGBA_BIT 0x00000001
166 #define GLX_COLOR_INDEX_BIT 0x00000002
167 #define GLX_PBUFFER_CLOBBER_MASK 0x08000000
173 #define GLX_SAMPLE_BUFFERS 0x186a0 /*100000*/
174 #define GLX_SAMPLES 0x186a1 /*100001*/
178 typedef struct __GLXcontextRec
*GLXContext
;
179 typedef XID GLXPixmap
;
180 typedef XID GLXDrawable
;
181 /* GLX 1.3 and later */
182 typedef struct __GLXFBConfigRec
*GLXFBConfig
;
183 typedef XID GLXFBConfigID
;
184 typedef XID GLXContextID
;
185 typedef XID GLXWindow
;
186 typedef XID GLXPbuffer
;
190 extern XVisualInfo
* glXChooseVisual( Display
*dpy
, int screen
,
193 extern GLXContext
glXCreateContext( Display
*dpy
, XVisualInfo
*vis
,
194 GLXContext shareList
, Bool direct
);
196 extern void glXDestroyContext( Display
*dpy
, GLXContext ctx
);
198 extern Bool
glXMakeCurrent( Display
*dpy
, GLXDrawable drawable
,
201 extern void glXCopyContext( Display
*dpy
, GLXContext src
, GLXContext dst
,
202 unsigned long mask
);
204 extern void glXSwapBuffers( Display
*dpy
, GLXDrawable drawable
);
206 extern GLXPixmap
glXCreateGLXPixmap( Display
*dpy
, XVisualInfo
*visual
,
209 extern void glXDestroyGLXPixmap( Display
*dpy
, GLXPixmap pixmap
);
211 extern Bool
glXQueryExtension( Display
*dpy
, int *errorb
, int *event
);
213 extern Bool
glXQueryVersion( Display
*dpy
, int *maj
, int *min
);
215 extern Bool
glXIsDirect( Display
*dpy
, GLXContext ctx
);
217 extern int glXGetConfig( Display
*dpy
, XVisualInfo
*visual
,
218 int attrib
, int *value
);
220 extern GLXContext
glXGetCurrentContext( void );
222 extern GLXDrawable
glXGetCurrentDrawable( void );
224 extern void glXWaitGL( void );
226 extern void glXWaitX( void );
228 extern void glXUseXFont( Font font
, int first
, int count
, int list
);
232 /* GLX 1.1 and later */
233 extern const char *glXQueryExtensionsString( Display
*dpy
, int screen
);
235 extern const char *glXQueryServerString( Display
*dpy
, int screen
, int name
);
237 extern const char *glXGetClientString( Display
*dpy
, int name
);
240 /* GLX 1.2 and later */
241 extern Display
*glXGetCurrentDisplay( void );
244 /* GLX 1.3 and later */
245 extern GLXFBConfig
*glXChooseFBConfig( Display
*dpy
, int screen
,
246 const int *attribList
, int *nitems
);
248 extern int glXGetFBConfigAttrib( Display
*dpy
, GLXFBConfig config
,
249 int attribute
, int *value
);
251 extern GLXFBConfig
*glXGetFBConfigs( Display
*dpy
, int screen
,
254 extern XVisualInfo
*glXGetVisualFromFBConfig( Display
*dpy
,
255 GLXFBConfig config
);
257 extern GLXWindow
glXCreateWindow( Display
*dpy
, GLXFBConfig config
,
258 Window win
, const int *attribList
);
260 extern void glXDestroyWindow( Display
*dpy
, GLXWindow window
);
262 extern GLXPixmap
glXCreatePixmap( Display
*dpy
, GLXFBConfig config
,
263 Pixmap pixmap
, const int *attribList
);
265 extern void glXDestroyPixmap( Display
*dpy
, GLXPixmap pixmap
);
267 extern GLXPbuffer
glXCreatePbuffer( Display
*dpy
, GLXFBConfig config
,
268 const int *attribList
);
270 extern void glXDestroyPbuffer( Display
*dpy
, GLXPbuffer pbuf
);
272 extern void glXQueryDrawable( Display
*dpy
, GLXDrawable draw
, int attribute
,
273 unsigned int *value
);
275 extern GLXContext
glXCreateNewContext( Display
*dpy
, GLXFBConfig config
,
276 int renderType
, GLXContext shareList
,
279 extern Bool
glXMakeContextCurrent( Display
*dpy
, GLXDrawable draw
,
280 GLXDrawable read
, GLXContext ctx
);
282 extern GLXDrawable
glXGetCurrentReadDrawable( void );
284 extern int glXQueryContext( Display
*dpy
, GLXContext ctx
, int attribute
,
287 extern void glXSelectEvent( Display
*dpy
, GLXDrawable drawable
,
288 unsigned long mask
);
290 extern void glXGetSelectedEvent( Display
*dpy
, GLXDrawable drawable
,
291 unsigned long *mask
);
294 /* GLX 1.4 and later */
295 extern void (*glXGetProcAddress(const GLubyte
*procname
))( void );
298 #ifndef GLX_GLXEXT_LEGACY
300 #include <GL/glxext.h>
306 * 28. GLX_EXT_visual_info extension
308 #ifndef GLX_EXT_visual_info
309 #define GLX_EXT_visual_info 1
311 #define GLX_X_VISUAL_TYPE_EXT 0x22
312 #define GLX_TRANSPARENT_TYPE_EXT 0x23
313 #define GLX_TRANSPARENT_INDEX_VALUE_EXT 0x24
314 #define GLX_TRANSPARENT_RED_VALUE_EXT 0x25
315 #define GLX_TRANSPARENT_GREEN_VALUE_EXT 0x26
316 #define GLX_TRANSPARENT_BLUE_VALUE_EXT 0x27
317 #define GLX_TRANSPARENT_ALPHA_VALUE_EXT 0x28
318 #define GLX_TRUE_COLOR_EXT 0x8002
319 #define GLX_DIRECT_COLOR_EXT 0x8003
320 #define GLX_PSEUDO_COLOR_EXT 0x8004
321 #define GLX_STATIC_COLOR_EXT 0x8005
322 #define GLX_GRAY_SCALE_EXT 0x8006
323 #define GLX_STATIC_GRAY_EXT 0x8007
324 #define GLX_NONE_EXT 0x8000
325 #define GLX_TRANSPARENT_RGB_EXT 0x8008
326 #define GLX_TRANSPARENT_INDEX_EXT 0x8009
328 #endif /* 28. GLX_EXT_visual_info extension */
333 * 41. GLX_SGI_video_sync
335 #ifndef GLX_SGI_video_sync
336 #define GLX_SGI_video_sync 1
338 extern int glXGetVideoSyncSGI(unsigned int *count
);
339 extern int glXWaitVideoSyncSGI(int divisor
, int remainder
, unsigned int *count
);
341 #endif /* GLX_SGI_video_sync */
346 * 42. GLX_EXT_visual_rating
348 #ifndef GLX_EXT_visual_rating
349 #define GLX_EXT_visual_rating 1
351 #define GLX_VISUAL_CAVEAT_EXT 0x20
352 /*#define GLX_NONE_EXT 0x8000*/
353 #define GLX_SLOW_VISUAL_EXT 0x8001
354 #define GLX_NON_CONFORMANT_VISUAL_EXT 0x800D
356 #endif /* GLX_EXT_visual_rating */
361 * 47. GLX_EXT_import_context
363 #ifndef GLX_EXT_import_context
364 #define GLX_EXT_import_context 1
366 #define GLX_SHARE_CONTEXT_EXT 0x800A
367 #define GLX_VISUAL_ID_EXT 0x800B
368 #define GLX_SCREEN_EXT 0x800C
370 extern void glXFreeContextEXT(Display
*dpy
, GLXContext context
);
372 extern GLXContextID
glXGetContextIDEXT(const GLXContext context
);
374 extern Display
*glXGetCurrentDisplayEXT(void);
376 extern GLXContext
glXImportContextEXT(Display
*dpy
, GLXContextID contextID
);
378 extern int glXQueryContextInfoEXT(Display
*dpy
, GLXContext context
,
379 int attribute
,int *value
);
381 #endif /* GLX_EXT_import_context */
386 * 215. GLX_MESA_copy_sub_buffer
388 #ifndef GLX_MESA_copy_sub_buffer
389 #define GLX_MESA_copy_sub_buffer 1
391 extern void glXCopySubBufferMESA( Display
*dpy
, GLXDrawable drawable
,
392 int x
, int y
, int width
, int height
);
399 * 216. GLX_MESA_pixmap_colormap
401 #ifndef GLX_MESA_pixmap_colormap
402 #define GLX_MESA_pixmap_colormap 1
404 extern GLXPixmap
glXCreateGLXPixmapMESA( Display
*dpy
, XVisualInfo
*visual
,
405 Pixmap pixmap
, Colormap cmap
);
407 #endif /* GLX_MESA_pixmap_colormap */
412 * 217. GLX_MESA_release_buffers
414 #ifndef GLX_MESA_release_buffers
415 #define GLX_MESA_release_buffers 1
417 extern Bool
glXReleaseBuffersMESA( Display
*dpy
, GLXDrawable d
);
419 #endif /* GLX_MESA_release_buffers */
424 * 218. GLX_MESA_set_3dfx_mode
426 #ifndef GLX_MESA_set_3dfx_mode
427 #define GLX_MESA_set_3dfx_mode 1
429 #define GLX_3DFX_WINDOW_MODE_MESA 0x1
430 #define GLX_3DFX_FULLSCREEN_MODE_MESA 0x2
432 extern Bool
glXSet3DfxModeMESA( int mode
);
434 #endif /* GLX_MESA_set_3dfx_mode */
439 * ARB 2. GLX_ARB_get_proc_address
441 #ifndef GLX_ARB_get_proc_address
442 #define GLX_ARB_get_proc_address 1
444 extern void (*glXGetProcAddressARB(const GLubyte
*procName
))();
446 #endif /* GLX_ARB_get_proc_address */
450 #endif /* GLX_GLXEXT_LEGACY */
454 ** The following aren't in glxext.h yet.
459 * ???. GLX_NV_vertex_array_range
461 #ifndef GLX_NV_vertex_array_range
462 #define GLX_NV_vertex_array_range
464 extern void *glXAllocateMemoryNV(GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
465 extern void glXFreeMemoryNV(GLvoid
*pointer
);
466 typedef void * ( * PFNGLXALLOCATEMEMORYNVPROC
) (GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
467 typedef void ( * PFNGLXFREEMEMORYNVPROC
) (GLvoid
*pointer
);
469 #endif /* GLX_NV_vertex_array_range */
474 * ???. GLX_MESA_agp_offset
476 #ifndef GLX_MESA_agp_offset
477 #define GLX_MESA_agp_offset 1
479 extern GLuint
glXGetAGPOffsetMESA(const GLvoid
*pointer
);
480 typedef GLuint (* PFNGLXGETAGPOFFSETMESAPROC
) (const GLvoid
*pointer
);
482 #endif /* GLX_MESA_agp_offset */
486 * ???. GLX_MESA_allocate_memory
488 #ifndef GLX_MESA_allocate_memory
489 #define GLX_MESA_allocate_memory 1
491 extern void *glXAllocateMemoryMESA(Display
*dpy
, int scrn
, size_t size
, float readfreq
, float writefreq
, float priority
);
492 extern void glXFreeMemoryMESA(Display
*dpy
, int scrn
, void *pointer
);
493 extern GLuint
glXGetMemoryOffsetMESA(Display
*dpy
, int scrn
, const void *pointer
);
494 typedef void * ( * PFNGLXALLOCATEMEMORYMESAPROC
) (Display
*dpy
, int scrn
, size_t size
, float readfreq
, float writefreq
, float priority
);
495 typedef void ( * PFNGLXFREEMEMORYMESAPROC
) (Display
*dpy
, int scrn
, void *pointer
);
496 typedef GLuint (* PFNGLXGETMEMORYOFFSETMESAPROC
) (Display
*dpy
, int scrn
, const void *pointer
);
498 #endif /* GLX_MESA_allocate_memory */
501 * ARB ?. GLX_ARB_render_texture
503 #ifndef GLX_ARB_render_texture
504 #define GLX_ARB_render_texture 1
506 extern Bool
glXBindTexImageARB(Display
*dpy
, GLXPbuffer pbuffer
, int buffer
);
507 extern Bool
glXReleaseTexImageARB(Display
*dpy
, GLXPbuffer pbuffer
, int buffer
);
508 extern Bool
glXDrawableAttribARB(Display
*dpy
, GLXDrawable draw
, const int *attribList
);
510 #endif /* GLX_ARB_render_texture */
514 * Remove this when glxext.h is updated.
516 #ifndef GLX_NV_float_buffer
517 #define GLX_NV_float_buffer 1
519 #define GLX_FLOAT_COMPONENTS_NV 0x20B0
521 #endif /* GLX_NV_float_buffer */
524 /*** Should these go here, or in another header? */
529 int event_type
; /* GLX_DAMAGED or GLX_SAVED */
530 int draw_type
; /* GLX_WINDOW or GLX_PBUFFER */
531 unsigned long serial
; /* # of last request processed by server */
532 Bool send_event
; /* true if this came for SendEvent request */
533 Display
*display
; /* display the event was read from */
534 GLXDrawable drawable
; /* XID of Drawable */
535 unsigned int buffer_mask
; /* mask indicating which buffers are affected */
536 unsigned int aux_buffer
; /* which aux buffer was affected */
539 int count
; /* if nonzero, at least this many more */
540 } GLXPbufferClobberEvent
;
542 typedef union __GLXEvent
{
543 GLXPbufferClobberEvent glxpbufferclobber
;