summaryrefslogtreecommitdiffstats
path: root/include/GL/glx.h
blob: 031c57cfda3c55e7800170b857a72726f2201568 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
/*
 * Mesa 3-D graphics library
 * Version:  6.5
 * 
 * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */


#ifndef GLX_H
#define GLX_H


#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <GL/gl.h>


#if defined(USE_MGL_NAMESPACE)
#include "glx_mangle.h"
#endif


#ifdef __cplusplus
extern "C" {
#endif


#define GLX_VERSION_1_1		1
#define GLX_VERSION_1_2		1
#define GLX_VERSION_1_3		1
#define GLX_VERSION_1_4		1

#define GLX_EXTENSION_NAME   "GLX"



/*
 * Tokens for glXChooseVisual and glXGetConfig:
 */
#define GLX_USE_GL		1
#define GLX_BUFFER_SIZE		2
#define GLX_LEVEL		3
#define GLX_RGBA		4
#define GLX_DOUBLEBUFFER	5
#define GLX_STEREO		6
#define GLX_AUX_BUFFERS		7
#define GLX_RED_SIZE		8
#define GLX_GREEN_SIZE		9
#define GLX_BLUE_SIZE		10
#define GLX_ALPHA_SIZE		11
#define GLX_DEPTH_SIZE		12
#define GLX_STENCIL_SIZE	13
#define GLX_ACCUM_RED_SIZE	14
#define GLX_ACCUM_GREEN_SIZE	15
#define GLX_ACCUM_BLUE_SIZE	16
#define GLX_ACCUM_ALPHA_SIZE	17


/*
 * Error codes returned by glXGetConfig:
 */
#define GLX_BAD_SCREEN		1
#define GLX_BAD_ATTRIBUTE	2
#define GLX_NO_EXTENSION	3
#define GLX_BAD_VISUAL		4
#define GLX_BAD_CONTEXT		5
#define GLX_BAD_VALUE       	6
#define GLX_BAD_ENUM		7


/*
 * GLX 1.1 and later:
 */
#define GLX_VENDOR		1
#define GLX_VERSION		2
#define GLX_EXTENSIONS 		3


/*
 * GLX 1.3 and later:
 */
#define GLX_CONFIG_CAVEAT		0x20
#define GLX_DONT_CARE			0xFFFFFFFF
#define GLX_X_VISUAL_TYPE		0x22
#define GLX_TRANSPARENT_TYPE		0x23
#define GLX_TRANSPARENT_INDEX_VALUE	0x24
#define GLX_TRANSPARENT_RED_VALUE	0x25
#define GLX_TRANSPARENT_GREEN_VALUE	0x26
#define GLX_TRANSPARENT_BLUE_VALUE	0x27
#define GLX_TRANSPARENT_ALPHA_VALUE	0x28
#define GLX_WINDOW_BIT			0x00000001
#define GLX_PIXMAP_BIT			0x00000002
#define GLX_PBUFFER_BIT			0x00000004
#define GLX_AUX_BUFFERS_BIT		0x00000010
#define GLX_FRONT_LEFT_BUFFER_BIT	0x00000001
#define GLX_FRONT_RIGHT_BUFFER_BIT	0x00000002
#define GLX_BACK_LEFT_BUFFER_BIT	0x00000004
#define GLX_BACK_RIGHT_BUFFER_BIT	0x00000008
#define GLX_DEPTH_BUFFER_BIT		0x00000020
#define GLX_STENCIL_BUFFER_BIT		0x00000040
#define GLX_ACCUM_BUFFER_BIT		0x00000080
#define GLX_NONE			0x8000
#define GLX_SLOW_CONFIG			0x8001
#define GLX_TRUE_COLOR			0x8002
#define GLX_DIRECT_COLOR		0x8003
#define GLX_PSEUDO_COLOR		0x8004
#define GLX_STATIC_COLOR		0x8005
#define GLX_GRAY_SCALE			0x8006
#define GLX_STATIC_GRAY			0x8007
#define GLX_TRANSPARENT_RGB		0x8008
#define GLX_TRANSPARENT_INDEX		0x8009
#define GLX_VISUAL_ID			0x800B
#define GLX_SCREEN			0x800C
#define GLX_NON_CONFORMANT_CONFIG	0x800D
#define GLX_DRAWABLE_TYPE		0x8010
#define GLX_RENDER_TYPE			0x8011
#define GLX_X_RENDERABLE		0x8012
#define GLX_FBCONFIG_ID			0x8013
#define GLX_RGBA_TYPE			0x8014
#define GLX_COLOR_INDEX_TYPE		0x8015
#define GLX_MAX_PBUFFER_WIDTH		0x8016
#define GLX_MAX_PBUFFER_HEIGHT		0x8017
#define GLX_MAX_PBUFFER_PIXELS		0x8018
#define GLX_PRESERVED_CONTENTS		0x801B
#define GLX_LARGEST_PBUFFER		0x801C
#define GLX_WIDTH			0x801D
#define GLX_HEIGHT			0x801E
#define GLX_EVENT_MASK			0x801F
#define GLX_DAMAGED			0x8020
#define GLX_SAVED			0x8021
#define GLX_WINDOW			0x8022
#define GLX_PBUFFER			0x8023
#define GLX_PBUFFER_HEIGHT              0x8040
#define GLX_PBUFFER_WIDTH               0x8041
#define GLX_RGBA_BIT			0x00000001
#define GLX_COLOR_INDEX_BIT		0x00000002
#define GLX_PBUFFER_CLOBBER_MASK	0x08000000


/*
 * GLX 1.4 and later:
 */
#define GLX_SAMPLE_BUFFERS              0x186a0 /*100000*/
#define GLX_SAMPLES                     0x186a1 /*100001*/



typedef struct __GLXcontextRec *GLXContext;
typedef XID GLXPixmap;
typedef XID GLXDrawable;
/* GLX 1.3 and later */
typedef struct __GLXFBConfigRec *GLXFBConfig;
typedef XID GLXFBConfigID;
typedef XID GLXContextID;
typedef XID GLXWindow;
typedef XID GLXPbuffer;


/*
** Events.
** __GLX_NUMBER_EVENTS is set to 17 to account for the BufferClobberSGIX
**  event - this helps initialization if the server supports the pbuffer
**  extension and the client doesn't.
*/
#define GLX_PbufferClobber	0
#define GLX_BufferSwapComplete	1

#define __GLX_NUMBER_EVENTS 17

extern XVisualInfo* glXChooseVisual( Display *dpy, int screen,
				     int *attribList );

extern GLXContext glXCreateContext( Display *dpy, XVisualInfo *vis,
				    GLXContext shareList, Bool direct );

extern void glXDestroyContext( Display *dpy, GLXContext ctx );

extern Bool glXMakeCurrent( Display *dpy, GLXDrawable drawable,
			    GLXContext ctx);

extern void glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
			    unsigned long mask );

extern void glXSwapBuffers( Display *dpy, GLXDrawable drawable );

extern GLXPixmap glXCreateGLXPixmap( Display *dpy, XVisualInfo *visual,
				     Pixmap pixmap );

extern void glXDestroyGLXPixmap( Display *dpy, GLXPixmap pixmap );

extern Bool glXQueryExtension( Display *dpy, int *errorb, int *event );

extern Bool glXQueryVersion( Display *dpy, int *maj, int *min );

extern Bool glXIsDirect( Display *dpy, GLXContext ctx );

extern int glXGetConfig( Display *dpy, XVisualInfo *visual,
			 int attrib, int *value );

extern GLXContext glXGetCurrentContext( void );

extern GLXDrawable glXGetCurrentDrawable( void );

extern void glXWaitGL( void );

extern void glXWaitX( void );

extern void glXUseXFont( Font font, int first, int count, int list );



/* GLX 1.1 and later */
extern const char *glXQueryExtensionsString( Display *dpy, int screen );

extern const char *glXQueryServerString( Display *dpy, int screen, int name );

extern const char *glXGetClientString( Display *dpy, int name );


/* GLX 1.2 and later */
extern Display *glXGetCurrentDisplay( void );


/* GLX 1.3 and later */
extern GLXFBConfig *glXChooseFBConfig( Display *dpy, int screen,
                                       const int *attribList, int *nitems );

extern int glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config,
                                 int attribute, int *value );

extern GLXFBConfig *glXGetFBConfigs( Display *dpy, int screen,
                                     int *nelements );

extern XVisualInfo *glXGetVisualFromFBConfig( Display *dpy,
                                              GLXFBConfig config );

extern GLXWindow glXCreateWindow( Display *dpy, GLXFBConfig config,
                                  Window win, const int *attribList );

extern void glXDestroyWindow( Display *dpy, GLXWindow window );

extern GLXPixmap glXCreatePixmap( Display *dpy, GLXFBConfig config,
                                  Pixmap pixmap, const int *attribList );

extern void glXDestroyPixmap( Display *dpy, GLXPixmap pixmap );

extern GLXPbuffer glXCreatePbuffer( Display *dpy, GLXFBConfig config,
                                    const int *attribList );

extern void glXDestroyPbuffer( Display *dpy, GLXPbuffer pbuf );

extern void glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute,
                              unsigned int *value );

extern GLXContext glXCreateNewContext( Display *dpy, GLXFBConfig config,
                                       int renderType, GLXContext shareList,
                                       Bool direct );

extern Bool glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
                                   GLXDrawable read, GLXContext ctx );

extern GLXDrawable glXGetCurrentReadDrawable( void );

extern int glXQueryContext( Display *dpy, GLXContext ctx, int attribute,
                            int *value );

extern void glXSelectEvent( Display *dpy, GLXDrawable drawable,
                            unsigned long mask );

extern void glXGetSelectedEvent( Display *dpy, GLXDrawable drawable,
                                 unsigned long *mask );

/* GLX 1.3 function pointer typedefs */
typedef GLXFBConfig * (* PFNGLXGETFBCONFIGSPROC) (Display *dpy, int screen, int *nelements);
typedef GLXFBConfig * (* PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
typedef int (* PFNGLXGETFBCONFIGATTRIBPROC) (Display *dpy, GLXFBConfig config, int attribute, int *value);
typedef XVisualInfo * (* PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
typedef GLXWindow (* PFNGLXCREATEWINDOWPROC) (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
typedef void (* PFNGLXDESTROYWINDOWPROC) (Display *dpy, GLXWindow win);
typedef GLXPixmap (* PFNGLXCREATEPIXMAPPROC) (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
typedef void (* PFNGLXDESTROYPIXMAPPROC) (Display *dpy, GLXPixmap pixmap);
typedef GLXPbuffer (* PFNGLXCREATEPBUFFERPROC) (Display *dpy, GLXFBConfig config, const int *attrib_list);
typedef void (* PFNGLXDESTROYPBUFFERPROC) (Display *dpy, GLXPbuffer pbuf);
typedef void (* PFNGLXQUERYDRAWABLEPROC) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
typedef GLXContext (* PFNGLXCREATENEWCONTEXTPROC) (Display *dpy, GLXFBConfig config, int render_type, GLXContext share_list, Bool direct);
typedef Bool (* PFNGLXMAKECONTEXTCURRENTPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
typedef GLXDrawable (* PFNGLXGETCURRENTREADDRAWABLEPROC) (void);
typedef Display * (* PFNGLXGETCURRENTDISPLAYPROC) (void);
typedef int (* PFNGLXQUERYCONTEXTPROC) (Display *dpy, GLXContext ctx, int attribute, int *value);
typedef void (* PFNGLXSELECTEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long event_mask);
typedef void (* PFNGLXGETSELECTEDEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long *event_mask);


/*
 * ARB 2. GLX_ARB_get_proc_address
 */
#ifndef GLX_ARB_get_proc_address
#define GLX_ARB_get_proc_address 1

typedef void (*__GLXextFuncPtr)(void);
extern __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *);

#endif /* GLX_ARB_get_proc_address */



/* GLX 1.4 and later */
extern void (*glXGetProcAddress(const GLubyte *procname))( void );

/* GLX 1.4 function pointer typedefs */
typedef __GLXextFuncPtr (* PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);


#ifndef GLX_GLXEXT_LEGACY

#include <GL/glxext.h>

#endif /* GLX_GLXEXT_LEGACY */


/**
 ** The following aren't in glxext.h yet.
 **/


/*
 * ???. GLX_NV_vertex_array_range
 */
#ifndef GLX_NV_vertex_array_range
#define GLX_NV_vertex_array_range

extern void *glXAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
extern void glXFreeMemoryNV(GLvoid *pointer);
typedef void * ( * PFNGLXALLOCATEMEMORYNVPROC) (GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
typedef void ( * PFNGLXFREEMEMORYNVPROC) (GLvoid *pointer);

#endif /* GLX_NV_vertex_array_range */


/*
 * ARB ?. GLX_ARB_render_texture
 * XXX This was never finalized!
 */
#ifndef GLX_ARB_render_texture
#define GLX_ARB_render_texture 1

extern Bool glXBindTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
extern Bool glXReleaseTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
extern Bool glXDrawableAttribARB(Display *dpy, GLXDrawable draw, const int *attribList);

#endif /* GLX_ARB_render_texture */


/*
 * Remove this when glxext.h is updated.
 */
#ifndef GLX_NV_float_buffer
#define GLX_NV_float_buffer 1

#define GLX_FLOAT_COMPONENTS_NV         0x20B0

#endif /* GLX_NV_float_buffer */



/*
 * #?. GLX_MESA_swap_frame_usage
 */
#ifndef GLX_MESA_swap_frame_usage
#define GLX_MESA_swap_frame_usage 1

extern int glXGetFrameUsageMESA(Display *dpy, GLXDrawable drawable, float *usage);
extern int glXBeginFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
extern int glXEndFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
extern int glXQueryFrameTrackingMESA(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);

typedef int (*PFNGLXGETFRAMEUSAGEMESAPROC) (Display *dpy, GLXDrawable drawable, float *usage);
typedef int (*PFNGLXBEGINFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
typedef int (*PFNGLXENDFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
typedef int (*PFNGLXQUERYFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);

#endif /* GLX_MESA_swap_frame_usage */



/*
 * #?. GLX_MESA_swap_control
 */
#ifndef GLX_MESA_swap_control
#define GLX_MESA_swap_control 1

extern int glXSwapIntervalMESA(unsigned int interval);
extern int glXGetSwapIntervalMESA(void);

typedef int (*PFNGLXSWAPINTERVALMESAPROC)(unsigned int interval);
typedef int (*PFNGLXGETSWAPINTERVALMESAPROC)(void);

#endif /* GLX_MESA_swap_control */



/*
 * #?. GLX_EXT_texture_from_pixmap
 * XXX not finished?
 */
#ifndef GLX_EXT_texture_from_pixmap
#define GLX_EXT_texture_from_pixmap 1

#define GLX_BIND_TO_TEXTURE_RGB_EXT        0x20D0
#define GLX_BIND_TO_TEXTURE_RGBA_EXT       0x20D1
#define GLX_BIND_TO_MIPMAP_TEXTURE_EXT     0x20D2
#define GLX_BIND_TO_TEXTURE_TARGETS_EXT    0x20D3
#define GLX_Y_INVERTED_EXT                 0x20D4

#define GLX_TEXTURE_FORMAT_EXT             0x20D5
#define GLX_TEXTURE_TARGET_EXT             0x20D6
#define GLX_MIPMAP_TEXTURE_EXT             0x20D7

#define GLX_TEXTURE_FORMAT_NONE_EXT        0x20D8
#define GLX_TEXTURE_FORMAT_RGB_EXT         0x20D9
#define GLX_TEXTURE_FORMAT_RGBA_EXT        0x20DA

#define GLX_TEXTURE_1D_BIT_EXT             0x00000001
#define GLX_TEXTURE_2D_BIT_EXT             0x00000002
#define GLX_TEXTURE_RECTANGLE_BIT_EXT      0x00000004

#define GLX_TEXTURE_1D_EXT                 0x20DB
#define GLX_TEXTURE_2D_EXT                 0x20DC
#define GLX_TEXTURE_RECTANGLE_EXT          0x20DD

#define GLX_FRONT_LEFT_EXT                 0x20DE
#define GLX_FRONT_RIGHT_EXT                0x20DF
#define GLX_BACK_LEFT_EXT                  0x20E0
#define GLX_BACK_RIGHT_EXT                 0x20E1
#define GLX_FRONT_EXT                      GLX_FRONT_LEFT_EXT
#define GLX_BACK_EXT                       GLX_BACK_LEFT_EXT
#define GLX_AUX0_EXT                       0x20E2
#define GLX_AUX1_EXT                       0x20E3 
#define GLX_AUX2_EXT                       0x20E4 
#define GLX_AUX3_EXT                       0x20E5 
#define GLX_AUX4_EXT                       0x20E6 
#define GLX_AUX5_EXT                       0x20E7 
#define GLX_AUX6_EXT                       0x20E8
#define GLX_AUX7_EXT                       0x20E9 
#define GLX_AUX8_EXT                       0x20EA 
#define GLX_AUX9_EXT                       0x20EB

extern void glXBindTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer, const int *attrib_list);
extern void glXReleaseTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer);

#endif /* GLX_EXT_texture_from_pixmap */




/*** Should these go here, or in another header? */
/*
** GLX Events
*/
typedef struct {
    int event_type;		/* GLX_DAMAGED or GLX_SAVED */
    int draw_type;		/* GLX_WINDOW or GLX_PBUFFER */
    unsigned long serial;	/* # of last request processed by server */
    Bool send_event;		/* true if this came for SendEvent request */
    Display *display;		/* display the event was read from */
    GLXDrawable drawable;	/* XID of Drawable */
    unsigned int buffer_mask;	/* mask indicating which buffers are affected */
    unsigned int aux_buffer;	/* which aux buffer was affected */
    int x, y;
    int width, height;
    int count;			/* if nonzero, at least this many more */
} GLXPbufferClobberEvent;

typedef struct {
    int type;
    unsigned long serial;	/* # of last request processed by server */
    Bool send_event;		/* true if this came from a SendEvent request */
    Display *display;		/* Display the event was read from */
    GLXDrawable drawable;	/* drawable on which event was requested in event mask */
    int event_type;
    int64_t ust;
    int64_t msc;
    int64_t sbc;
} GLXBufferSwapComplete;

typedef union __GLXEvent {
    GLXPbufferClobberEvent glxpbufferclobber;
    GLXBufferSwapComplete glxbufferswapcomplete;
    long pad[24];
} GLXEvent;

#ifdef __cplusplus
}
#endif

#endif