state_enable.c@ 37775

Last change on this file since 37775 was 15532, checked in by vboxsync, 16 years ago
crOpenGL: export to OSE
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File size: 16.1 KB

Line
1	/* Copyright (c) 2001, Stanford University
2	* All rights reserved
3	*
4	* See the file LICENSE.txt for information on redistributing this software.
5	*/
6
7	#include <stdio.h>
8	#include "state.h"
9	#include "state/cr_statetypes.h"
10	#include "state_internals.h"
11
12	static void __enableSet (CRContext g, CRStateBits sb, CRbitvalue *neg_bitid,
13	GLenum cap, GLboolean val)
14	{
15	unsigned int i;
16	i = cap - GL_CLIP_PLANE0;
17	if (i < g->limits.maxClipPlanes) {
18	g->transform.clip[i] = val;
19	DIRTY(sb->transform.enable, neg_bitid);
20	DIRTY(sb->transform.dirty, neg_bitid);
21	return;
22	}
23	i = cap - GL_LIGHT0;
24	if (i < g->limits.maxLights) {
25	g->lighting.light[i].enable = val;
26	DIRTY(sb->lighting.light[i].dirty, neg_bitid);
27	DIRTY(sb->lighting.light[i].enable, neg_bitid);
28	DIRTY(sb->lighting.dirty, neg_bitid);
29	return;
30	}
31
32	switch (cap) {
33	case GL_AUTO_NORMAL:
34	g->eval.autoNormal = val;
35	DIRTY(sb->eval.enable, neg_bitid);
36	DIRTY(sb->eval.dirty, neg_bitid);
37	break;
38	case GL_ALPHA_TEST:
39	g->buffer.alphaTest = val;
40	DIRTY(sb->buffer.enable, neg_bitid);
41	DIRTY(sb->buffer.dirty, neg_bitid);
42	break;
43	case GL_BLEND:
44	g->buffer.blend = val;
45	DIRTY(sb->buffer.enable, neg_bitid);
46	DIRTY(sb->buffer.dirty, neg_bitid);
47	break;
48	case GL_COLOR_MATERIAL :
49	if (!val)
50	{
51	/* We're TURNING OFF color material. In this case,
52	* we should make sure that the very very latest
53	* color that was specified gets copied into the
54	* material parameters, since this might be our
55	* last chance (see frame 1 of progs/kirchner
56	* for an example of why). */
57
58	crStateCurrentRecover( );
59	crStateColorMaterialRecover( );
60	}
61	g->lighting.colorMaterial = val;
62	DIRTY(sb->lighting.enable, neg_bitid);
63	DIRTY(sb->lighting.dirty, neg_bitid);
64	break;
65	#ifdef CR_EXT_secondary_color
66	case GL_COLOR_SUM_EXT :
67	if (g->extensions.EXT_secondary_color) { /* XXX does EXT_separate_specular color support this enable, too? */
68	g->lighting.colorSumEXT = val;
69	DIRTY(sb->lighting.enable, neg_bitid);
70	DIRTY(sb->lighting.dirty, neg_bitid);
71	}
72	else {
73	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(GL_COLOR_SUM_EXT) - No support for secondary color!");
74	return;
75	}
76	break;
77	#endif
78	case GL_CULL_FACE :
79	g->polygon.cullFace = val;
80	DIRTY(sb->polygon.enable, neg_bitid);
81	DIRTY(sb->polygon.dirty, neg_bitid);
82	break;
83	case GL_DEPTH_TEST :
84	g->buffer.depthTest = val;
85	DIRTY(sb->buffer.enable, neg_bitid);
86	DIRTY(sb->buffer.dirty, neg_bitid);
87	break;
88	case GL_DITHER :
89	g->buffer.dither = val;
90	DIRTY(sb->buffer.enable, neg_bitid);
91	DIRTY(sb->buffer.dirty, neg_bitid);
92	break;
93	case GL_FOG :
94	g->fog.enable = val;
95	DIRTY(sb->fog.enable, neg_bitid);
96	DIRTY(sb->fog.dirty, neg_bitid);
97	break;
98	case GL_LIGHTING :
99	g->lighting.lighting = val;
100	DIRTY(sb->lighting.enable, neg_bitid);
101	DIRTY(sb->lighting.dirty, neg_bitid);
102	break;
103	case GL_LINE_SMOOTH :
104	g->line.lineSmooth = val;
105	DIRTY(sb->line.enable, neg_bitid);
106	DIRTY(sb->line.dirty, neg_bitid);
107	break;
108	case GL_LINE_STIPPLE :
109	g->line.lineStipple = val;
110	DIRTY(sb->line.enable, neg_bitid);
111	DIRTY(sb->line.dirty, neg_bitid);
112	break;
113	case GL_COLOR_LOGIC_OP :
114	g->buffer.logicOp = val;
115	DIRTY(sb->buffer.enable, neg_bitid);
116	DIRTY(sb->buffer.dirty, neg_bitid);
117	break;
118	case GL_INDEX_LOGIC_OP :
119	g->buffer.indexLogicOp = val;
120	DIRTY(sb->buffer.enable, neg_bitid);
121	DIRTY(sb->buffer.dirty, neg_bitid);
122	break;
123	case GL_NORMALIZE :
124	g->transform.normalize = val;
125	DIRTY(sb->transform.enable, neg_bitid);
126	DIRTY(sb->transform.dirty, neg_bitid);
127	break;
128	case GL_POINT_SMOOTH :
129	g->point.pointSmooth = val;
130	DIRTY(sb->point.enableSmooth, neg_bitid);
131	DIRTY(sb->point.dirty, neg_bitid);
132	break;
133	case GL_POLYGON_OFFSET_FILL:
134	g->polygon.polygonOffsetFill = val;
135	DIRTY(sb->polygon.enable, neg_bitid);
136	DIRTY(sb->polygon.dirty, neg_bitid);
137	break;
138	case GL_POLYGON_OFFSET_LINE:
139	g->polygon.polygonOffsetLine = val;
140	DIRTY(sb->polygon.enable, neg_bitid);
141	DIRTY(sb->polygon.dirty, neg_bitid);
142	break;
143	case GL_POLYGON_OFFSET_POINT:
144	g->polygon.polygonOffsetPoint = val;
145	DIRTY(sb->polygon.enable, neg_bitid);
146	DIRTY(sb->polygon.dirty, neg_bitid);
147	break;
148	case GL_POLYGON_SMOOTH :
149	g->polygon.polygonSmooth = val;
150	DIRTY(sb->polygon.enable, neg_bitid);
151	DIRTY(sb->polygon.dirty, neg_bitid);
152	break;
153	case GL_POLYGON_STIPPLE :
154	g->polygon.polygonStipple = val;
155	DIRTY(sb->polygon.enable, neg_bitid);
156	DIRTY(sb->polygon.dirty, neg_bitid);
157	break;
158	#ifdef CR_NV_register_combiners
159	case GL_REGISTER_COMBINERS_NV :
160	if (g->extensions.NV_register_combiners) {
161	g->regcombiner.enabledRegCombiners = val;
162	DIRTY(sb->regcombiner.enable, neg_bitid);
163	DIRTY(sb->regcombiner.dirty, neg_bitid);
164	}
165	else {
166	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(GL_REGISTER_COMBINERS_NV) - No support for NV_register_combiners");
167	return;
168	}
169	break;
170	#endif
171	#ifdef CR_NV_register_combiners2
172	case GL_PER_STAGE_CONSTANTS_NV :
173	if (g->extensions.NV_register_combiners2) {
174	g->regcombiner.enabledPerStageConstants = val;
175	DIRTY(sb->regcombiner.enable, neg_bitid);
176	DIRTY(sb->regcombiner.dirty, neg_bitid);
177	}
178	else {
179	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(GL_PER_STAGE_CONSTANTS_NV) - No support for NV_register_combiners2");
180	return;
181	}
182	break;
183	#endif
184	#ifdef CR_NV_texture_rectangle
185	case GL_TEXTURE_RECTANGLE_NV:
186	if (g->extensions.NV_texture_rectangle) {
187	g->texture.unit[g->texture.curTextureUnit].enabledRect = val;
188	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
189	DIRTY(sb->texture.dirty, neg_bitid);
190	}
191	else {
192	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
193	return;
194	}
195	break;
196	#endif /* CR_NV_texture_rectangle */
197	#ifdef CR_OPENGL_VERSION_1_2
198	case GL_RESCALE_NORMAL :
199	g->transform.rescaleNormals = val;
200	DIRTY(sb->transform.enable, neg_bitid);
201	DIRTY(sb->transform.dirty, neg_bitid);
202	break;
203	#endif
204	case GL_SCISSOR_TEST :
205	g->viewport.scissorTest = val;
206	DIRTY(sb->viewport.enable, neg_bitid);
207	DIRTY(sb->viewport.dirty, neg_bitid);
208	break;
209	case GL_STENCIL_TEST :
210	g->stencil.stencilTest= val;
211	DIRTY(sb->stencil.enable, neg_bitid);
212	DIRTY(sb->stencil.dirty, neg_bitid);
213	break;
214	case GL_TEXTURE_1D :
215	g->texture.unit[g->texture.curTextureUnit].enabled1D = val;
216	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
217	DIRTY(sb->texture.dirty, neg_bitid);
218	break;
219	case GL_TEXTURE_2D :
220	g->texture.unit[g->texture.curTextureUnit].enabled2D = val;
221	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
222	DIRTY(sb->texture.dirty, neg_bitid);
223	break;
224	#ifdef CR_OPENGL_VERSION_1_2
225	case GL_TEXTURE_3D :
226	g->texture.unit[g->texture.curTextureUnit].enabled3D = val;
227	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
228	DIRTY(sb->texture.dirty, neg_bitid);
229	break;
230	#endif
231	#ifdef CR_ARB_texture_cube_map
232	case GL_TEXTURE_CUBE_MAP_ARB:
233	if (g->extensions.ARB_texture_cube_map) {
234	g->texture.unit[g->texture.curTextureUnit].enabledCubeMap = val;
235	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
236	DIRTY(sb->texture.dirty, neg_bitid);
237	}
238	else {
239	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
240	return;
241	}
242	break;
243	#endif /* CR_ARB_texture_cube_map */
244	case GL_TEXTURE_GEN_Q :
245	g->texture.unit[g->texture.curTextureUnit].textureGen.q = val;
246	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
247	DIRTY(sb->texture.dirty, neg_bitid);
248	break;
249	case GL_TEXTURE_GEN_R :
250	g->texture.unit[g->texture.curTextureUnit].textureGen.r = val;
251	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
252	DIRTY(sb->texture.dirty, neg_bitid);
253	break;
254	case GL_TEXTURE_GEN_S :
255	g->texture.unit[g->texture.curTextureUnit].textureGen.s = val;
256	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
257	DIRTY(sb->texture.dirty, neg_bitid);
258	break;
259	case GL_TEXTURE_GEN_T :
260	g->texture.unit[g->texture.curTextureUnit].textureGen.t = val;
261	DIRTY(sb->texture.enable[g->texture.curTextureUnit], neg_bitid);
262	DIRTY(sb->texture.dirty, neg_bitid);
263	break;
264	case GL_MAP1_COLOR_4 :
265	case GL_MAP1_INDEX :
266	case GL_MAP1_NORMAL :
267	case GL_MAP1_TEXTURE_COORD_1 :
268	case GL_MAP1_TEXTURE_COORD_2 :
269	case GL_MAP1_TEXTURE_COORD_3 :
270	case GL_MAP1_TEXTURE_COORD_4 :
271	case GL_MAP1_VERTEX_3 :
272	case GL_MAP1_VERTEX_4 :
273	if (g->texture.curTextureUnit != 0)
274	{
275	crStateError( __LINE__, __FILE__, GL_INVALID_OPERATION, "Map stuff was enabled while the current texture unit was not GL_TEXTURE0_ARB!" );
276	return;
277	}
278	g->eval.enable1D[cap - GL_MAP1_COLOR_4] = val;
279	DIRTY(sb->eval.enable1D[cap - GL_MAP1_COLOR_4], neg_bitid);
280	DIRTY(sb->eval.dirty, neg_bitid);
281	break;
282	case GL_MAP2_COLOR_4 :
283	case GL_MAP2_INDEX :
284	case GL_MAP2_NORMAL :
285	case GL_MAP2_TEXTURE_COORD_1 :
286	case GL_MAP2_TEXTURE_COORD_2 :
287	case GL_MAP2_TEXTURE_COORD_3 :
288	case GL_MAP2_TEXTURE_COORD_4 :
289	case GL_MAP2_VERTEX_3 :
290	case GL_MAP2_VERTEX_4 :
291	#if 0
292	if (g->texture.curTextureUnit != 0)
293	{
294	crStateError( __LINE__, __FILE__, GL_INVALID_OPERATION, "Map stuff was enabled while the current texture unit was not GL_TEXTURE0_ARB!" );
295	return;
296	}
297	#endif
298	g->eval.enable2D[cap - GL_MAP2_COLOR_4] = val;
299	DIRTY(sb->eval.enable2D[cap - GL_MAP2_COLOR_4], neg_bitid);
300	DIRTY(sb->eval.dirty, neg_bitid);
301	break;
302	#ifdef CR_ARB_multisample
303	case GL_MULTISAMPLE_ARB:
304	g->multisample.enabled = val;
305	DIRTY(sb->multisample.enable, neg_bitid);
306	DIRTY(sb->multisample.dirty, neg_bitid);
307	break;
308	case GL_SAMPLE_ALPHA_TO_COVERAGE_ARB:
309	g->multisample.sampleAlphaToCoverage = val;
310	DIRTY(sb->multisample.sampleAlphaToCoverage, neg_bitid);
311	DIRTY(sb->multisample.dirty, neg_bitid);
312	break;
313	case GL_SAMPLE_ALPHA_TO_ONE_ARB:
314	g->multisample.sampleAlphaToOne = val;
315	DIRTY(sb->multisample.sampleAlphaToOne, neg_bitid);
316	DIRTY(sb->multisample.dirty, neg_bitid);
317	break;
318	case GL_SAMPLE_COVERAGE_ARB:
319	g->multisample.sampleCoverage = val;
320	DIRTY(sb->multisample.sampleCoverage, neg_bitid);
321	DIRTY(sb->multisample.dirty, neg_bitid);
322	break;
323	#endif
324	#ifdef CR_NV_vertex_program
325	case GL_VERTEX_PROGRAM_NV:
326	if (g->extensions.NV_vertex_program) {
327	g->program.vpEnabled = val;
328	DIRTY(sb->program.vpEnable, neg_bitid);
329	DIRTY(sb->program.dirty, neg_bitid);
330	}
331	else if (g->extensions.ARB_vertex_program) {
332	g->program.vpEnabled = val;
333	DIRTY(sb->program.vpEnable, neg_bitid);
334	DIRTY(sb->program.dirty, neg_bitid);
335	}
336	else {
337	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
338	return;
339	}
340	break;
341	case GL_VERTEX_PROGRAM_POINT_SIZE_NV:
342	if (g->extensions.NV_vertex_program) {
343	g->program.vpPointSize = val;
344	DIRTY(sb->program.vpEnable, neg_bitid);
345	DIRTY(sb->program.dirty, neg_bitid);
346	}
347	else if (g->extensions.ARB_vertex_program) {
348	g->program.vpPointSize = val;
349	DIRTY(sb->program.vpEnable, neg_bitid);
350	DIRTY(sb->program.dirty, neg_bitid);
351	}
352	else {
353	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
354	return;
355	}
356	break;
357	case GL_VERTEX_PROGRAM_TWO_SIDE_NV:
358	if (g->extensions.NV_vertex_program) {
359	g->program.vpTwoSide = val;
360	DIRTY(sb->program.vpEnable, neg_bitid);
361	DIRTY(sb->program.dirty, neg_bitid);
362	}
363	else if (g->extensions.ARB_vertex_program) {
364	g->program.vpTwoSide = val;
365	DIRTY(sb->program.vpEnable, neg_bitid);
366	DIRTY(sb->program.dirty, neg_bitid);
367	}
368	else {
369	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
370	return;
371	}
372	break;
373
374	case GL_MAP1_VERTEX_ATTRIB0_4_NV:
375	case GL_MAP1_VERTEX_ATTRIB1_4_NV:
376	case GL_MAP1_VERTEX_ATTRIB2_4_NV:
377	case GL_MAP1_VERTEX_ATTRIB3_4_NV:
378	case GL_MAP1_VERTEX_ATTRIB4_4_NV:
379	case GL_MAP1_VERTEX_ATTRIB5_4_NV:
380	case GL_MAP1_VERTEX_ATTRIB6_4_NV:
381	case GL_MAP1_VERTEX_ATTRIB7_4_NV:
382	case GL_MAP1_VERTEX_ATTRIB8_4_NV:
383	case GL_MAP1_VERTEX_ATTRIB9_4_NV:
384	case GL_MAP1_VERTEX_ATTRIB10_4_NV:
385	case GL_MAP1_VERTEX_ATTRIB11_4_NV:
386	case GL_MAP1_VERTEX_ATTRIB12_4_NV:
387	case GL_MAP1_VERTEX_ATTRIB13_4_NV:
388	case GL_MAP1_VERTEX_ATTRIB14_4_NV:
389	case GL_MAP1_VERTEX_ATTRIB15_4_NV:
390	{
391	const GLint i = cap - GL_MAP1_VERTEX_ATTRIB0_4_NV;
392	g->eval.enableAttrib1D[i] = val;
393	DIRTY(sb->program.map1AttribArrayEnable[i], neg_bitid);
394	DIRTY(sb->program.dirty, neg_bitid);
395	}
396	break;
397	case GL_MAP2_VERTEX_ATTRIB0_4_NV:
398	case GL_MAP2_VERTEX_ATTRIB1_4_NV:
399	case GL_MAP2_VERTEX_ATTRIB2_4_NV:
400	case GL_MAP2_VERTEX_ATTRIB3_4_NV:
401	case GL_MAP2_VERTEX_ATTRIB4_4_NV:
402	case GL_MAP2_VERTEX_ATTRIB5_4_NV:
403	case GL_MAP2_VERTEX_ATTRIB6_4_NV:
404	case GL_MAP2_VERTEX_ATTRIB7_4_NV:
405	case GL_MAP2_VERTEX_ATTRIB8_4_NV:
406	case GL_MAP2_VERTEX_ATTRIB9_4_NV:
407	case GL_MAP2_VERTEX_ATTRIB10_4_NV:
408	case GL_MAP2_VERTEX_ATTRIB11_4_NV:
409	case GL_MAP2_VERTEX_ATTRIB12_4_NV:
410	case GL_MAP2_VERTEX_ATTRIB13_4_NV:
411	case GL_MAP2_VERTEX_ATTRIB14_4_NV:
412	case GL_MAP2_VERTEX_ATTRIB15_4_NV:
413	{
414	const GLint i = cap - GL_MAP2_VERTEX_ATTRIB0_4_NV;
415	g->eval.enableAttrib2D[i] = val;
416	DIRTY(sb->program.map2AttribArrayEnable[i], neg_bitid);
417	DIRTY(sb->program.dirty, neg_bitid);
418	}
419	break;
420	#endif
421	#ifdef CR_NV_fragment_program
422	case GL_FRAGMENT_PROGRAM_NV:
423	if (g->extensions.NV_fragment_program) {
424	g->program.fpEnabled = val;
425	DIRTY(sb->program.fpEnable, neg_bitid);
426	DIRTY(sb->program.dirty, neg_bitid);
427	}
428	else {
429	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
430	return;
431	}
432	break;
433	#endif
434	#ifdef CR_ARB_fragment_program
435	case GL_FRAGMENT_PROGRAM_ARB:
436	if (g->extensions.ARB_fragment_program) {
437	g->program.fpEnabledARB = val;
438	DIRTY(sb->program.fpEnable, neg_bitid);
439	DIRTY(sb->program.dirty, neg_bitid);
440	}
441	else {
442	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable(0x%x)", cap);
443	return;
444	}
445	break;
446	#endif
447	#ifdef CR_IBM_rasterpos_clip
448	case GL_RASTER_POSITION_UNCLIPPED_IBM:
449	g->transform.rasterPositionUnclipped = val;
450	DIRTY(sb->transform.enable, neg_bitid);
451	DIRTY(sb->transform.dirty, neg_bitid);
452	break;
453	#endif
454
455	#ifdef CR_ARB_point_sprite
456	case GL_POINT_SPRITE_ARB:
457	g->point.pointSprite = val;
458	DIRTY(sb->point.enableSprite, neg_bitid);
459	DIRTY(sb->point.dirty, neg_bitid);
460	break;
461	#endif
462
463	/* Client-side enables */
464	case GL_VERTEX_ARRAY:
465	case GL_COLOR_ARRAY:
466	case GL_NORMAL_ARRAY:
467	case GL_INDEX_ARRAY:
468	case GL_TEXTURE_COORD_ARRAY:
469	case GL_EDGE_FLAG_ARRAY:
470	#ifdef CR_EXT_fog_coord
471	case GL_FOG_COORDINATE_ARRAY_POINTER_EXT:
472	#endif
473	#ifdef CR_EXT_secondary_color
474	case GL_SECONDARY_COLOR_ARRAY_EXT:
475	#endif
476	#ifdef CR_NV_vertex_program
477	case GL_VERTEX_ATTRIB_ARRAY0_NV:
478	case GL_VERTEX_ATTRIB_ARRAY1_NV:
479	case GL_VERTEX_ATTRIB_ARRAY2_NV:
480	case GL_VERTEX_ATTRIB_ARRAY3_NV:
481	case GL_VERTEX_ATTRIB_ARRAY4_NV:
482	case GL_VERTEX_ATTRIB_ARRAY5_NV:
483	case GL_VERTEX_ATTRIB_ARRAY6_NV:
484	case GL_VERTEX_ATTRIB_ARRAY7_NV:
485	case GL_VERTEX_ATTRIB_ARRAY8_NV:
486	case GL_VERTEX_ATTRIB_ARRAY9_NV:
487	case GL_VERTEX_ATTRIB_ARRAY10_NV:
488	case GL_VERTEX_ATTRIB_ARRAY11_NV:
489	case GL_VERTEX_ATTRIB_ARRAY12_NV:
490	case GL_VERTEX_ATTRIB_ARRAY13_NV:
491	case GL_VERTEX_ATTRIB_ARRAY14_NV:
492	case GL_VERTEX_ATTRIB_ARRAY15_NV:
493	#endif
494	if (val)
495	crStateEnableClientState(cap);
496	else
497	crStateDisableClientState(cap);
498	break;
499	default:
500	crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glEnable/glDisable called with bogus cap: 0x%x", cap);
501	return;
502	}
503	}
504
505
506	void STATE_APIENTRY crStateEnable (GLenum cap)
507	{
508	CRContext *g = GetCurrentContext();
509	CRStateBits *sb = GetCurrentBits();
510
511	if (g->current.inBeginEnd)
512	{
513	crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "glEnable called in begin/end");
514	return;
515	}
516
517	FLUSH();
518
519	__enableSet(g, sb, g->neg_bitid, cap, GL_TRUE);
520	}
521
522
523	void STATE_APIENTRY crStateDisable (GLenum cap)
524	{
525	CRContext *g = GetCurrentContext();
526	CRStateBits *sb = GetCurrentBits();
527
528	if (g->current.inBeginEnd)
529	{
530	crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "glDisable called in begin/end");
531	return;
532	}
533
534	FLUSH();
535
536	__enableSet(g, sb, g->neg_bitid, cap, GL_FALSE);
537	}

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source: vbox/trunk/src/VBox/GuestHost/OpenGL/state_tracker/state_enable.c@ 37775

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