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source: vbox/trunk/src/VBox/GuestHost/OpenGL/state_tracker/state_texture.c@ 71997

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GuestHost/OpenGL: scm updates
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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 "state.h"
8#include "state/cr_statetypes.h"
9#include "state/cr_texture.h"
10#include "cr_hash.h"
11#include "cr_string.h"
12#include "cr_mem.h"
13#include "cr_version.h"
14#include "state_internals.h"
15
16#ifdef DEBUG_misha
17#include <iprt/assert.h>
18#endif
19
20#define UNUSED(x) ((void) (x))
21
22#define GET_TOBJ(tobj, state, id) \
23 tobj = (CRTextureObj *) crHashtableSearch(g->shared->textureTable, id);
24
25
26void crStateTextureDestroy(CRContext *ctx)
27{
28 crStateDeleteTextureObjectData(&ctx->texture.base1D);
29 crStateDeleteTextureObjectData(&ctx->texture.proxy1D);
30 crStateDeleteTextureObjectData(&ctx->texture.base2D);
31 crStateDeleteTextureObjectData(&ctx->texture.proxy2D);
32#ifdef CR_OPENGL_VERSION_1_2
33 crStateDeleteTextureObjectData(&ctx->texture.base3D);
34 crStateDeleteTextureObjectData(&ctx->texture.proxy3D);
35#endif
36#ifdef CR_ARB_texture_cube_map
37 crStateDeleteTextureObjectData(&ctx->texture.baseCubeMap);
38 crStateDeleteTextureObjectData(&ctx->texture.proxyCubeMap);
39#endif
40#ifdef CR_NV_texture_rectangle
41 crStateDeleteTextureObjectData(&ctx->texture.baseRect);
42 crStateDeleteTextureObjectData(&ctx->texture.proxyRect);
43#endif
44}
45
46
47void crStateTextureInit(CRContext *ctx)
48{
49 CRLimitsState *limits = &ctx->limits;
50 CRTextureState *t = &ctx->texture;
51 CRStateBits *sb = GetCurrentBits();
52 CRTextureBits *tb = &(sb->texture);
53 unsigned int i;
54 unsigned int a;
55 GLvectorf zero_vector = {0.0f, 0.0f, 0.0f, 0.0f};
56 GLcolorf zero_color = {0.0f, 0.0f, 0.0f, 0.0f};
57 GLvectorf x_vector = {1.0f, 0.0f, 0.0f, 0.0f};
58 GLvectorf y_vector = {0.0f, 1.0f, 0.0f, 0.0f};
59
60 /* compute max levels from max sizes */
61 for (i=0, a=limits->maxTextureSize; a; i++, a=a>>1);
62 t->maxLevel = i-1;
63 for (i=0, a=limits->max3DTextureSize; a; i++, a=a>>1);
64 t->max3DLevel = i-1;
65#ifdef CR_ARB_texture_cube_map
66 for (i=0, a=limits->maxCubeMapTextureSize; a; i++, a=a>>1);
67 t->maxCubeMapLevel = i-1;
68#endif
69#ifdef CR_NV_texture_rectangle
70 for (i=0, a=limits->maxRectTextureSize; a; i++, a=a>>1);
71 t->maxRectLevel = i-1;
72#endif
73
74 crStateTextureInitTextureObj(ctx, &(t->base1D), 0, GL_TEXTURE_1D);
75 crStateTextureInitTextureObj(ctx, &(t->base2D), 0, GL_TEXTURE_2D);
76#ifdef CR_OPENGL_VERSION_1_2
77 crStateTextureInitTextureObj(ctx, &(t->base3D), 0, GL_TEXTURE_3D);
78#endif
79#ifdef CR_ARB_texture_cube_map
80 crStateTextureInitTextureObj(ctx, &(t->baseCubeMap), 0,
81 GL_TEXTURE_CUBE_MAP_ARB);
82#endif
83#ifdef CR_NV_texture_rectangle
84 crStateTextureInitTextureObj(ctx, &(t->baseRect), 0,
85 GL_TEXTURE_RECTANGLE_NV);
86#endif
87
88 crStateTextureInitTextureObj(ctx, &(t->proxy1D), 0, GL_TEXTURE_1D);
89 crStateTextureInitTextureObj(ctx, &(t->proxy2D), 0, GL_TEXTURE_2D);
90#ifdef CR_OPENGL_VERSION_1_2
91 crStateTextureInitTextureObj(ctx, &(t->proxy3D), 0, GL_TEXTURE_3D);
92#endif
93#ifdef CR_ARB_texture_cube_map
94 crStateTextureInitTextureObj(ctx, &(t->proxyCubeMap), 0,
95 GL_TEXTURE_CUBE_MAP_ARB);
96#endif
97#ifdef CR_NV_texture_rectangle
98 crStateTextureInitTextureObj(ctx, &(t->proxyRect), 0,
99 GL_TEXTURE_RECTANGLE_NV);
100#endif
101
102 t->curTextureUnit = 0;
103
104 /* Per-unit initialization */
105 for (i = 0; i < limits->maxTextureUnits; i++)
106 {
107 t->unit[i].currentTexture1D = &(t->base1D);
108 t->unit[i].currentTexture2D = &(t->base2D);
109 t->unit[i].currentTexture3D = &(t->base3D);
110#ifdef CR_ARB_texture_cube_map
111 t->unit[i].currentTextureCubeMap = &(t->baseCubeMap);
112#endif
113#ifdef CR_NV_texture_rectangle
114 t->unit[i].currentTextureRect = &(t->baseRect);
115#endif
116
117 t->unit[i].enabled1D = GL_FALSE;
118 t->unit[i].enabled2D = GL_FALSE;
119 t->unit[i].enabled3D = GL_FALSE;
120 t->unit[i].enabledCubeMap = GL_FALSE;
121#ifdef CR_NV_texture_rectangle
122 t->unit[i].enabledRect = GL_FALSE;
123#endif
124 t->unit[i].textureGen.s = GL_FALSE;
125 t->unit[i].textureGen.t = GL_FALSE;
126 t->unit[i].textureGen.r = GL_FALSE;
127 t->unit[i].textureGen.q = GL_FALSE;
128
129 t->unit[i].gen.s = GL_EYE_LINEAR;
130 t->unit[i].gen.t = GL_EYE_LINEAR;
131 t->unit[i].gen.r = GL_EYE_LINEAR;
132 t->unit[i].gen.q = GL_EYE_LINEAR;
133
134 t->unit[i].objSCoeff = x_vector;
135 t->unit[i].objTCoeff = y_vector;
136 t->unit[i].objRCoeff = zero_vector;
137 t->unit[i].objQCoeff = zero_vector;
138
139 t->unit[i].eyeSCoeff = x_vector;
140 t->unit[i].eyeTCoeff = y_vector;
141 t->unit[i].eyeRCoeff = zero_vector;
142 t->unit[i].eyeQCoeff = zero_vector;
143 t->unit[i].envMode = GL_MODULATE;
144 t->unit[i].envColor = zero_color;
145
146 t->unit[i].combineModeRGB = GL_MODULATE;
147 t->unit[i].combineModeA = GL_MODULATE;
148 t->unit[i].combineSourceRGB[0] = GL_TEXTURE;
149 t->unit[i].combineSourceRGB[1] = GL_PREVIOUS_EXT;
150 t->unit[i].combineSourceRGB[2] = GL_CONSTANT_EXT;
151 t->unit[i].combineSourceA[0] = GL_TEXTURE;
152 t->unit[i].combineSourceA[1] = GL_PREVIOUS_EXT;
153 t->unit[i].combineSourceA[2] = GL_CONSTANT_EXT;
154 t->unit[i].combineOperandRGB[0] = GL_SRC_COLOR;
155 t->unit[i].combineOperandRGB[1] = GL_SRC_COLOR;
156 t->unit[i].combineOperandRGB[2] = GL_SRC_ALPHA;
157 t->unit[i].combineOperandA[0] = GL_SRC_ALPHA;
158 t->unit[i].combineOperandA[1] = GL_SRC_ALPHA;
159 t->unit[i].combineOperandA[2] = GL_SRC_ALPHA;
160 t->unit[i].combineScaleRGB = 1.0F;
161 t->unit[i].combineScaleA = 1.0F;
162#ifdef CR_EXT_texture_lod_bias
163 t->unit[i].lodBias = 0.0F;
164#endif
165 RESET(tb->enable[i], ctx->bitid);
166 RESET(tb->current[i], ctx->bitid);
167 RESET(tb->objGen[i], ctx->bitid);
168 RESET(tb->eyeGen[i], ctx->bitid);
169 RESET(tb->genMode[i], ctx->bitid);
170 RESET(tb->envBit[i], ctx->bitid);
171 }
172 RESET(tb->dirty, ctx->bitid);
173}
174
175
176void
177crStateTextureInitTextureObj(CRContext *ctx, CRTextureObj *tobj,
178 GLuint name, GLenum target)
179{
180 const CRTextureState *t = &(ctx->texture);
181 int i, face;
182
183 tobj->borderColor.r = 0.0f;
184 tobj->borderColor.g = 0.0f;
185 tobj->borderColor.b = 0.0f;
186 tobj->borderColor.a = 0.0f;
187 tobj->minFilter = GL_NEAREST_MIPMAP_LINEAR;
188 tobj->magFilter = GL_LINEAR;
189 tobj->wrapS = GL_REPEAT;
190 tobj->wrapT = GL_REPEAT;
191#ifdef CR_OPENGL_VERSION_1_2
192 tobj->wrapR = GL_REPEAT;
193 tobj->priority = 1.0f;
194 tobj->minLod = -1000.0;
195 tobj->maxLod = 1000.0;
196 tobj->baseLevel = 0;
197 tobj->maxLevel = t->maxLevel;
198#endif
199 tobj->target = target;
200 tobj->id = name;
201 tobj->hwid = 0;
202
203#ifndef IN_GUEST
204 crStateGetTextureObjHWID(tobj);
205#endif
206
207 CRASSERT(t->maxLevel);
208
209 /* XXX don't always need all six faces */
210 for (face = 0; face < 6; face++) {
211 /* allocate array of mipmap levels */
212 CRASSERT(t->maxLevel < CR_MAX_MIPMAP_LEVELS);
213 tobj->level[face] = (CRTextureLevel *)
214 crCalloc(sizeof(CRTextureLevel) * CR_MAX_MIPMAP_LEVELS);
215
216 if (!tobj->level[face])
217 return; /* out of memory */
218
219 /* init non-zero fields */
220 for (i = 0; i <= t->maxLevel; i++) {
221 CRTextureLevel *tl = &(tobj->level[face][i]);
222 tl->internalFormat = GL_ONE;
223 tl->format = GL_RGBA;
224 tl->type = GL_UNSIGNED_BYTE;
225 crStateTextureInitTextureFormat( tl, tl->internalFormat );
226 }
227 }
228
229#ifdef CR_EXT_texture_filter_anisotropic
230 tobj->maxAnisotropy = 1.0f;
231#endif
232
233#ifdef CR_ARB_depth_texture
234 tobj->depthMode = GL_LUMINANCE;
235#endif
236
237#ifdef CR_ARB_shadow
238 tobj->compareMode = GL_NONE;
239 tobj->compareFunc = GL_LEQUAL;
240#endif
241
242#ifdef CR_ARB_shadow_ambient
243 tobj->compareFailValue = 0.0;
244#endif
245
246 RESET(tobj->dirty, ctx->bitid);
247 RESET(tobj->imageBit, ctx->bitid);
248 for (i = 0; i < CR_MAX_TEXTURE_UNITS; i++)
249 {
250 RESET(tobj->paramsBit[i], ctx->bitid);
251 }
252
253 CR_STATE_SHAREDOBJ_USAGE_INIT(tobj);
254 CR_STATE_SHAREDOBJ_USAGE_SET(tobj, ctx);
255}
256
257
258/* ================================================================
259 * Texture internal formats:
260 */
261
262const CRTextureFormat _texformat_rgba8888 = {
263 8, /* RedBits */
264 8, /* GreenBits */
265 8, /* BlueBits */
266 8, /* AlphaBits */
267 0, /* LuminanceBits */
268 0, /* IntensityBits */
269 0, /* IndexBits */
270};
271
272const CRTextureFormat _texformat_argb8888 = {
273 8, /* RedBits */
274 8, /* GreenBits */
275 8, /* BlueBits */
276 8, /* AlphaBits */
277 0, /* LuminanceBits */
278 0, /* IntensityBits */
279 0, /* IndexBits */
280};
281
282const CRTextureFormat _texformat_rgb888 = {
283 8, /* RedBits */
284 8, /* GreenBits */
285 8, /* BlueBits */
286 0, /* AlphaBits */
287 0, /* LuminanceBits */
288 0, /* IntensityBits */
289 0, /* IndexBits */
290};
291
292const CRTextureFormat _texformat_rgb565 = {
293 5, /* RedBits */
294 6, /* GreenBits */
295 5, /* BlueBits */
296 0, /* AlphaBits */
297 0, /* LuminanceBits */
298 0, /* IntensityBits */
299 0, /* IndexBits */
300};
301
302const CRTextureFormat _texformat_argb4444 = {
303 4, /* RedBits */
304 4, /* GreenBits */
305 4, /* BlueBits */
306 4, /* AlphaBits */
307 0, /* LuminanceBits */
308 0, /* IntensityBits */
309 0, /* IndexBits */
310};
311
312const CRTextureFormat _texformat_argb1555 = {
313 5, /* RedBits */
314 5, /* GreenBits */
315 5, /* BlueBits */
316 1, /* AlphaBits */
317 0, /* LuminanceBits */
318 0, /* IntensityBits */
319 0, /* IndexBits */
320};
321
322const CRTextureFormat _texformat_al88 = {
323 0, /* RedBits */
324 0, /* GreenBits */
325 0, /* BlueBits */
326 8, /* AlphaBits */
327 8, /* LuminanceBits */
328 0, /* IntensityBits */
329 0, /* IndexBits */
330};
331
332const CRTextureFormat _texformat_rgb332 = {
333 3, /* RedBits */
334 3, /* GreenBits */
335 2, /* BlueBits */
336 0, /* AlphaBits */
337 0, /* LuminanceBits */
338 0, /* IntensityBits */
339 0, /* IndexBits */
340};
341
342const CRTextureFormat _texformat_a8 = {
343 0, /* RedBits */
344 0, /* GreenBits */
345 0, /* BlueBits */
346 8, /* AlphaBits */
347 0, /* LuminanceBits */
348 0, /* IntensityBits */
349 0, /* IndexBits */
350};
351
352const CRTextureFormat _texformat_l8 = {
353 0, /* RedBits */
354 0, /* GreenBits */
355 0, /* BlueBits */
356 0, /* AlphaBits */
357 8, /* LuminanceBits */
358 0, /* IntensityBits */
359 0, /* IndexBits */
360};
361
362const CRTextureFormat _texformat_i8 = {
363 0, /* RedBits */
364 0, /* GreenBits */
365 0, /* BlueBits */
366 0, /* AlphaBits */
367 0, /* LuminanceBits */
368 8, /* IntensityBits */
369 0, /* IndexBits */
370};
371
372const CRTextureFormat _texformat_ci8 = {
373 0, /* RedBits */
374 0, /* GreenBits */
375 0, /* BlueBits */
376 0, /* AlphaBits */
377 0, /* LuminanceBits */
378 0, /* IntensityBits */
379 8, /* IndexBits */
380};
381
382
383/**
384 * Given an internal texture format enum or 1, 2, 3, 4 initialize the
385 * texture levels texture format. This basically just indicates the
386 * number of red, green, blue, alpha, luminance, etc. bits are used to
387 * store the image.
388 */
389void
390crStateTextureInitTextureFormat( CRTextureLevel *tl, GLenum internalFormat )
391{
392 switch (internalFormat) {
393 case 4:
394 case GL_RGBA:
395 case GL_COMPRESSED_RGBA_ARB:
396#ifdef CR_EXT_texture_sRGB
397 case GL_SRGB_ALPHA_EXT:
398 case GL_SRGB8_ALPHA8_EXT:
399 case GL_COMPRESSED_SRGB_ALPHA_EXT:
400#endif
401 tl->texFormat = &_texformat_rgba8888;
402 break;
403
404 case 3:
405 case GL_RGB:
406 case GL_COMPRESSED_RGB_ARB:
407#ifdef CR_EXT_texture_sRGB
408 case GL_SRGB_EXT:
409 case GL_SRGB8_EXT:
410 case GL_COMPRESSED_SRGB_EXT:
411#endif
412 tl->texFormat = &_texformat_rgb888;
413 break;
414
415 case GL_RGBA2:
416 case GL_RGBA4:
417 case GL_RGB5_A1:
418 case GL_RGBA8:
419 case GL_RGB10_A2:
420 case GL_RGBA12:
421 case GL_RGBA16:
422 tl->texFormat = &_texformat_rgba8888;
423 break;
424
425 case GL_R3_G3_B2:
426 tl->texFormat = &_texformat_rgb332;
427 break;
428 case GL_RGB4:
429 case GL_RGB5:
430 case GL_RGB8:
431 case GL_RGB10:
432 case GL_RGB12:
433 case GL_RGB16:
434 tl->texFormat = &_texformat_rgb888;
435 break;
436
437 case GL_ALPHA:
438 case GL_ALPHA4:
439 case GL_ALPHA8:
440 case GL_ALPHA12:
441 case GL_ALPHA16:
442 case GL_COMPRESSED_ALPHA_ARB:
443 tl->texFormat = &_texformat_a8;
444 break;
445
446 case 1:
447 case GL_LUMINANCE:
448 case GL_LUMINANCE4:
449 case GL_LUMINANCE8:
450 case GL_LUMINANCE12:
451 case GL_LUMINANCE16:
452 case GL_COMPRESSED_LUMINANCE_ARB:
453#ifdef CR_EXT_texture_sRGB
454 case GL_SLUMINANCE_EXT:
455 case GL_SLUMINANCE8_EXT:
456 case GL_COMPRESSED_SLUMINANCE_EXT:
457#endif
458 tl->texFormat = &_texformat_l8;
459 break;
460
461 case 2:
462 case GL_LUMINANCE_ALPHA:
463 case GL_LUMINANCE4_ALPHA4:
464 case GL_LUMINANCE6_ALPHA2:
465 case GL_LUMINANCE8_ALPHA8:
466 case GL_LUMINANCE12_ALPHA4:
467 case GL_LUMINANCE12_ALPHA12:
468 case GL_LUMINANCE16_ALPHA16:
469 case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
470#ifdef CR_EXT_texture_sRGB
471 case GL_SLUMINANCE_ALPHA_EXT:
472 case GL_SLUMINANCE8_ALPHA8_EXT:
473 case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
474#endif
475 tl->texFormat = &_texformat_al88;
476 break;
477
478 case GL_INTENSITY:
479 case GL_INTENSITY4:
480 case GL_INTENSITY8:
481 case GL_INTENSITY12:
482 case GL_INTENSITY16:
483 case GL_COMPRESSED_INTENSITY_ARB:
484 tl->texFormat = &_texformat_i8;
485 break;
486
487 case GL_COLOR_INDEX:
488 case GL_COLOR_INDEX1_EXT:
489 case GL_COLOR_INDEX2_EXT:
490 case GL_COLOR_INDEX4_EXT:
491 case GL_COLOR_INDEX8_EXT:
492 case GL_COLOR_INDEX12_EXT:
493 case GL_COLOR_INDEX16_EXT:
494 tl->texFormat = &_texformat_ci8;
495 break;
496
497 default:
498 return;
499 }
500}
501
502#if 0
503void crStateTextureInitTexture (GLuint name)
504{
505 CRContext *g = GetCurrentContext();
506 CRTextureState *t = &(g->texture);
507 CRTextureObj *tobj;
508
509 GET_TOBJ(tobj, name);
510 if (!tobj) return;
511
512 crStateTextureInitTextureObj(g, tobj, name, GL_NONE);
513}
514#endif
515
516
517
518/**
519 * Return the texture object corresponding to the given target and ID.
520 */
521CRTextureObj *
522crStateTextureGet(GLenum target, GLuint name)
523{
524 CRContext *g = GetCurrentContext();
525 CRTextureState *t = &(g->texture);
526 CRTextureObj *tobj;
527
528 if (name == 0)
529 {
530 switch (target) {
531 case GL_TEXTURE_1D:
532 return &t->base1D;
533 case GL_TEXTURE_2D:
534 return &t->base2D;
535 case GL_TEXTURE_3D:
536 return &t->base3D;
537#ifdef CR_ARB_texture_cube_map
538 case GL_TEXTURE_CUBE_MAP_ARB:
539 return &t->baseCubeMap;
540#endif
541#ifdef CR_NV_texture_rectangle
542 case GL_TEXTURE_RECTANGLE_NV:
543 return &t->baseRect;
544#endif
545 default:
546 return NULL;
547 }
548 }
549
550 GET_TOBJ(tobj, g, name);
551
552 return tobj;
553}
554
555
556/*
557 * Allocate a new texture object with the given name.
558 * Also insert into hash table.
559 */
560static CRTextureObj *
561crStateTextureAllocate_t(CRContext *ctx, GLuint name)
562{
563 CRTextureObj *tobj;
564
565 if (!name)
566 return NULL;
567
568 tobj = crCalloc(sizeof(CRTextureObj));
569 if (!tobj)
570 return NULL;
571
572 crHashtableAdd( ctx->shared->textureTable, name, (void *) tobj );
573
574 crStateTextureInitTextureObj(ctx, tobj, name, GL_NONE);
575
576 return tobj;
577}
578
579
580/**
581 * Delete all the data that hangs off a CRTextureObj, but don't
582 * delete the texture object itself, since it may not have been
583 * dynamically allocated.
584 */
585void
586crStateDeleteTextureObjectData(CRTextureObj *tobj)
587{
588 int k;
589 int face;
590
591 CRASSERT(tobj);
592
593 /* Free the texture images */
594 for (face = 0; face < 6; face++) {
595 CRTextureLevel *levels = NULL;
596 levels = tobj->level[face];
597 if (levels) {
598 /* free all mipmap levels for this face */
599 for (k = 0; k < CR_MAX_MIPMAP_LEVELS; k++) {
600 CRTextureLevel *tl = levels + k;
601 if (tl->img) {
602 crFree(tl->img);
603 tl->img = NULL;
604 tl->bytes = 0;
605 }
606 }
607 crFree(levels);
608 }
609 tobj->level[face] = NULL;
610 }
611}
612
613
614void
615crStateDeleteTextureObject(CRTextureObj *tobj)
616{
617 crStateDeleteTextureObjectData(tobj);
618 crFree(tobj);
619}
620
621void crStateRegNames(CRContext *g, CRHashTable *table, GLsizei n, GLuint *names)
622{
623 GLint i;
624 (void)g;
625 for (i = 0; i < n; i++)
626 {
627 if (names[i])
628 {
629 GLboolean isNewKey = crHashtableAllocRegisterKey(table, names[i]);
630 CRASSERT(isNewKey);
631 }
632 else
633 crWarning("RegNames: requested to register a null name");
634 }
635}
636
637void crStateRegTextures(GLsizei n, GLuint *names)
638{
639 CRContext *g = GetCurrentContext();
640 crStateRegNames(g, g->shared->textureTable, n, names);
641}
642
643void crStateGenNames(CRContext *g, CRHashTable *table, GLsizei n, GLuint *names)
644{
645 GLint start;
646
647 FLUSH();
648
649 if (g->current.inBeginEnd)
650 {
651 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
652 "crStateGenNames called in Begin/End");
653 return;
654 }
655
656 if (n < 0)
657 {
658 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
659 "Negative n passed to crStateGenNames: %d", n);
660 return;
661 }
662
663 start = crHashtableAllocKeys(table, n);
664 if (start)
665 {
666 GLint i;
667 for (i = 0; i < n; i++)
668 names[i] = (GLuint) (start + i);
669 }
670 else
671 {
672 crStateError(__LINE__, __FILE__, GL_OUT_OF_MEMORY, "glGenTextures");
673 }
674}
675
676void STATE_APIENTRY crStateGenTextures(GLsizei n, GLuint *textures)
677{
678 CRContext *g = GetCurrentContext();
679 crStateGenNames(g, g->shared->textureTable, n, textures);
680}
681
682static void crStateTextureCheckFBOAPs(GLenum target, GLuint texture)
683{
684 GLuint u;
685 CRFBOAttachmentPoint *ap;
686 CRContext *g = GetCurrentContext();
687 CRFramebufferObjectState *fbo = &g->framebufferobject;
688 CRFramebufferObject *pFBO;
689
690 pFBO = GL_READ_FRAMEBUFFER==target ? fbo->readFB : fbo->drawFB;
691 if (!pFBO) return;
692
693 for (u=0; u<CR_MAX_COLOR_ATTACHMENTS; ++u)
694 {
695 ap = &pFBO->color[u];
696 if (ap->type==GL_TEXTURE && ap->name==texture)
697 {
698 crStateFramebufferTexture1DEXT(target, u+GL_COLOR_ATTACHMENT0_EXT, 0, 0, 0);
699 }
700 }
701
702 ap = &pFBO->depth;
703 if (ap->type==GL_TEXTURE && ap->name==texture)
704 {
705 crStateFramebufferTexture1DEXT(target, GL_DEPTH_ATTACHMENT_EXT, 0, 0, 0);
706 }
707
708 ap = &pFBO->stencil;
709 if (ap->type==GL_TEXTURE && ap->name==texture)
710 {
711 crStateFramebufferTexture1DEXT(target, GL_STENCIL_ATTACHMENT_EXT, 0, 0, 0);
712 }
713}
714
715static void crStateCleanupTextureRefs(CRContext *g, CRTextureObj *tObj)
716{
717 CRTextureState *t = &(g->texture);
718 GLuint u;
719
720 /*
721 ** reset back to the base texture.
722 */
723 for (u = 0; u < g->limits.maxTextureUnits; u++)
724 {
725 if (tObj == t->unit[u].currentTexture1D)
726 {
727 t->unit[u].currentTexture1D = &(t->base1D);
728 }
729 if (tObj == t->unit[u].currentTexture2D)
730 {
731 t->unit[u].currentTexture2D = &(t->base2D);
732 }
733#ifdef CR_OPENGL_VERSION_1_2
734 if (tObj == t->unit[u].currentTexture3D)
735 {
736 t->unit[u].currentTexture3D = &(t->base3D);
737 }
738#endif
739#ifdef CR_ARB_texture_cube_map
740 if (tObj == t->unit[u].currentTextureCubeMap)
741 {
742 t->unit[u].currentTextureCubeMap = &(t->baseCubeMap);
743 }
744#endif
745#ifdef CR_NV_texture_rectangle
746 if (tObj == t->unit[u].currentTextureRect)
747 {
748 t->unit[u].currentTextureRect = &(t->baseRect);
749 }
750#endif
751
752#ifdef CR_EXT_framebuffer_object
753 crStateTextureCheckFBOAPs(GL_DRAW_FRAMEBUFFER, tObj->id);
754 crStateTextureCheckFBOAPs(GL_READ_FRAMEBUFFER, tObj->id);
755#endif
756 }
757}
758
759void STATE_APIENTRY crStateDeleteTextures(GLsizei n, const GLuint *textures)
760{
761 CRContext *g = GetCurrentContext();
762 CRTextureState *t = &(g->texture);
763 CRStateBits *sb = GetCurrentBits();
764 CRTextureBits *tb = &(sb->texture);
765 int i;
766
767 FLUSH();
768
769 if (g->current.inBeginEnd)
770 {
771 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
772 "glDeleteTextures called in Begin/End");
773 return;
774 }
775
776 if (n < 0)
777 {
778 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
779 "Negative n passed to glDeleteTextures: %d", n);
780 return;
781 }
782
783 for (i=0; i<n; i++)
784 {
785 GLuint name = textures[i];
786 CRTextureObj *tObj;
787 if (!name)
788 continue;
789
790 GET_TOBJ(tObj, g, name);
791 if (tObj)
792 {
793 GLuint j;
794
795 crStateCleanupTextureRefs(g, tObj);
796
797 CR_STATE_SHAREDOBJ_USAGE_CLEAR(tObj, g);
798
799 CR_STATE_SHAREDOBJ_USAGE_FOREACH_USED_IDX(tObj, j)
800 {
801 /* saved state version <= SHCROGL_SSM_VERSION_BEFORE_CTXUSAGE_BITS does not have usage bits info,
802 * so on restore, we set mark bits as used.
803 * This is why g_pAvailableContexts[j] could be NULL
804 * also g_pAvailableContexts[0] will hold default context, which we should discard */
805 CRContext *ctx = g_pAvailableContexts[j];
806 if (j && ctx)
807 {
808 crStateCleanupTextureRefs(ctx, tObj);
809 CR_STATE_SHAREDOBJ_USAGE_CLEAR(tObj, g);
810 }
811 else
812 CR_STATE_SHAREDOBJ_USAGE_CLEAR_IDX(tObj, j);
813 }
814
815 /* on the host side, ogl texture object is deleted by a separate cr_server.head_spu->dispatch_table.DeleteTextures(n, newTextures);
816 * in crServerDispatchDeleteTextures, we just delete a state object here, which crStateDeleteTextureObject does */
817 crHashtableDelete(g->shared->textureTable, name, (CRHashtableCallback)crStateDeleteTextureObject);
818 }
819 else
820 {
821 /* call crHashtableDelete in any way, to ensure the allocated key is freed */
822 Assert(crHashtableIsKeyUsed(g->shared->textureTable, name));
823 crHashtableDelete(g->shared->textureTable, name, NULL);
824 }
825 }
826
827 DIRTY(tb->dirty, g->neg_bitid);
828 DIRTY(tb->current[t->curTextureUnit], g->neg_bitid);
829}
830
831
832
833void STATE_APIENTRY crStateClientActiveTextureARB( GLenum texture )
834{
835 CRContext *g = GetCurrentContext();
836 CRClientState *c = &(g->client);
837
838 FLUSH();
839
840 if (!g->extensions.ARB_multitexture) {
841 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
842 "glClientActiveTextureARB not available");
843 return;
844 }
845
846 if (g->current.inBeginEnd)
847 {
848 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
849 "glClientActiveTextureARB called in Begin/End");
850 return;
851 }
852
853 if ( texture < GL_TEXTURE0_ARB ||
854 texture >= GL_TEXTURE0_ARB + g->limits.maxTextureUnits)
855 {
856 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
857 "crStateClientActiveTexture: unit = %d (max is %d)",
858 texture, g->limits.maxTextureUnits );
859 return;
860 }
861
862 c->curClientTextureUnit = texture - GL_TEXTURE0_ARB;
863
864 DIRTY(GetCurrentBits()->client.dirty, g->neg_bitid);
865}
866
867void STATE_APIENTRY crStateActiveTextureARB( GLenum texture )
868{
869 CRContext *g = GetCurrentContext();
870 CRTextureState *t = &(g->texture);
871
872 FLUSH();
873
874 if (!g->extensions.ARB_multitexture) {
875 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
876 "glActiveTextureARB not available");
877 return;
878 }
879
880 if (g->current.inBeginEnd)
881 {
882 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "glActiveTextureARB called in Begin/End");
883 return;
884 }
885
886 if ( texture < GL_TEXTURE0_ARB || texture >= GL_TEXTURE0_ARB + g->limits.maxTextureUnits)
887 {
888 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "Bad texture unit passed to crStateActiveTexture: %d (max is %d)", texture, g->limits.maxTextureUnits );
889 return;
890 }
891
892 t->curTextureUnit = texture - GL_TEXTURE0_ARB;
893
894 /* update the current matrix pointer, etc. */
895 if (g->transform.matrixMode == GL_TEXTURE) {
896 crStateMatrixMode(GL_TEXTURE);
897 }
898}
899
900#ifndef IN_GUEST
901# ifdef DEBUG
902static uint32_t gDbgNumPinned = 0;
903# endif
904
905DECLEXPORT(void) crStatePinTexture(GLuint texture, GLboolean pin)
906{
907 CRTextureObj * pTobj;
908 CRSharedState *pShared = crStateGlobalSharedAcquire();
909 if (pShared)
910 {
911 pTobj = (CRTextureObj*)crHashtableSearch(pShared->textureTable, texture);
912
913 if (pTobj)
914 {
915# ifdef DEBUG
916 if (!pTobj->pinned != !pin)
917 {
918 if (pin)
919 ++gDbgNumPinned;
920 else
921 {
922 Assert(gDbgNumPinned);
923 --gDbgNumPinned;
924 }
925 }
926# endif
927 pTobj->pinned = !!pin;
928 if (!pin)
929 {
930 if (!CR_STATE_SHAREDOBJ_USAGE_IS_USED(pTobj))
931 crStateOnTextureUsageRelease(pShared, pTobj);
932 }
933 }
934 else
935 WARN(("texture %d not defined", texture));
936
937 crStateGlobalSharedRelease();
938 }
939 else
940 WARN(("no global shared"));
941}
942#endif
943
944DECLEXPORT(void) crStateSetTextureUsed(GLuint texture, GLboolean used)
945{
946 CRContext *g = GetCurrentContext();
947 CRTextureObj *tobj;
948
949 if (!texture)
950 {
951 crWarning("crStateSetTextureUsed: null texture name specified!");
952 return;
953 }
954
955 GET_TOBJ(tobj, g, texture);
956 if (!tobj)
957 {
958#ifdef IN_GUEST
959 if (used)
960 {
961 tobj = crStateTextureAllocate_t(g, texture);
962 }
963 else
964#endif
965 {
966 WARN(("crStateSetTextureUsed: failed to fined a HW name for texture(%d)!", texture));
967 return;
968 }
969 }
970
971 if (used)
972 CR_STATE_SHAREDOBJ_USAGE_SET(tobj, g);
973 else
974 {
975 CRStateBits *sb = GetCurrentBits();
976 CRTextureBits *tb = &(sb->texture);
977 CRTextureState *t = &(g->texture);
978
979 crStateCleanupTextureRefs(g, tobj);
980
981 crStateReleaseTexture(g, tobj);
982
983 DIRTY(tb->dirty, g->neg_bitid);
984 DIRTY(tb->current[t->curTextureUnit], g->neg_bitid);
985 }
986}
987
988void STATE_APIENTRY crStateBindTexture(GLenum target, GLuint texture)
989{
990 CRContext *g = GetCurrentContext();
991 CRTextureState *t = &(g->texture);
992 CRTextureObj *tobj;
993 CRStateBits *sb = GetCurrentBits();
994 CRTextureBits *tb = &(sb->texture);
995
996 FLUSH();
997
998 if (g->current.inBeginEnd)
999 {
1000 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "glBindTexture called in Begin/End");
1001 return;
1002 }
1003
1004 /* Special Case name = 0 */
1005 if (!texture)
1006 {
1007 switch (target)
1008 {
1009 case GL_TEXTURE_1D:
1010 t->unit[t->curTextureUnit].currentTexture1D = &(t->base1D);
1011 break;
1012 case GL_TEXTURE_2D:
1013 t->unit[t->curTextureUnit].currentTexture2D = &(t->base2D);
1014 break;
1015#ifdef CR_OPENGL_VERSION_1_2
1016 case GL_TEXTURE_3D:
1017 t->unit[t->curTextureUnit].currentTexture3D = &(t->base3D);
1018 break;
1019#endif
1020#ifdef CR_ARB_texture_cube_map
1021 case GL_TEXTURE_CUBE_MAP_ARB:
1022 if (!g->extensions.ARB_texture_cube_map) {
1023 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1024 "Invalid target passed to glBindTexture: %d", target);
1025 return;
1026 }
1027 t->unit[t->curTextureUnit].currentTextureCubeMap = &(t->baseCubeMap);
1028 break;
1029#endif
1030#ifdef CR_NV_texture_rectangle
1031 case GL_TEXTURE_RECTANGLE_NV:
1032 if (!g->extensions.NV_texture_rectangle) {
1033 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1034 "Invalid target passed to glBindTexture: %d", target);
1035 return;
1036 }
1037 t->unit[t->curTextureUnit].currentTextureRect = &(t->baseRect);
1038 break;
1039#endif
1040 default:
1041 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "Invalid target passed to glBindTexture: %d", target);
1042 return;
1043 }
1044
1045 DIRTY(tb->dirty, g->neg_bitid);
1046 DIRTY(tb->current[t->curTextureUnit], g->neg_bitid);
1047 return;
1048 }
1049
1050 /* texture != 0 */
1051 /* Get the texture */
1052 GET_TOBJ(tobj, g, texture);
1053 if (!tobj)
1054 {
1055 Assert(crHashtableIsKeyUsed(g->shared->textureTable, texture));
1056 tobj = crStateTextureAllocate_t(g, texture);
1057 }
1058
1059 CR_STATE_SHAREDOBJ_USAGE_SET(tobj, g);
1060
1061 /* Check the targets */
1062 if (tobj->target == GL_NONE)
1063 {
1064 /* Target isn't set so set it now.*/
1065 tobj->target = target;
1066 }
1067 else if ((tobj->target != target)
1068 && !((target==GL_TEXTURE_RECTANGLE_NV && tobj->target==GL_TEXTURE_2D)
1069 ||(target==GL_TEXTURE_2D && tobj->target==GL_TEXTURE_RECTANGLE_NV)))
1070 {
1071 crWarning( "You called glBindTexture with a target of 0x%x, but the texture you wanted was target 0x%x [1D: %x 2D: %x 3D: %x cube: %x]", (int) target, (int) tobj->target, GL_TEXTURE_1D, GL_TEXTURE_2D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP );
1072 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "Attempt to bind a texture of different dimensions");
1073 return;
1074 }
1075
1076 /* Set the current texture */
1077 switch (target)
1078 {
1079 case GL_TEXTURE_1D:
1080 t->unit[t->curTextureUnit].currentTexture1D = tobj;
1081 break;
1082 case GL_TEXTURE_2D:
1083 t->unit[t->curTextureUnit].currentTexture2D = tobj;
1084 break;
1085#ifdef CR_OPENGL_VERSION_1_2
1086 case GL_TEXTURE_3D:
1087 t->unit[t->curTextureUnit].currentTexture3D = tobj;
1088 break;
1089#endif
1090#ifdef CR_ARB_texture_cube_map
1091 case GL_TEXTURE_CUBE_MAP_ARB:
1092 t->unit[t->curTextureUnit].currentTextureCubeMap = tobj;
1093 break;
1094#endif
1095#ifdef CR_NV_texture_rectangle
1096 case GL_TEXTURE_RECTANGLE_NV:
1097 t->unit[t->curTextureUnit].currentTextureRect = tobj;
1098 break;
1099#endif
1100 default:
1101 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1102 "Invalid target passed to glBindTexture: %d", target);
1103 return;
1104 }
1105
1106 DIRTY(tb->dirty, g->neg_bitid);
1107 DIRTY(tb->current[t->curTextureUnit], g->neg_bitid);
1108}
1109
1110
1111void STATE_APIENTRY
1112crStateTexParameterfv(GLenum target, GLenum pname, const GLfloat *param)
1113{
1114 CRContext *g = GetCurrentContext();
1115 CRTextureObj *tobj = NULL;
1116 CRTextureLevel *tl = NULL;
1117 GLenum e = (GLenum) *param;
1118 CRStateBits *sb = GetCurrentBits();
1119 CRTextureBits *tb = &(sb->texture);
1120 unsigned int i;
1121
1122 FLUSH();
1123
1124 if (g->current.inBeginEnd)
1125 {
1126 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
1127 "TexParameterfv called in Begin/End");
1128 return;
1129 }
1130
1131 crStateGetTextureObjectAndImage(g, target, 0, &tobj, &tl);
1132 if (!tobj) {
1133 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1134 "TexParamterfv(invalid target=0x%x)", target);
1135 return;
1136 }
1137
1138 switch (pname)
1139 {
1140 case GL_TEXTURE_MIN_FILTER:
1141 if (e != GL_NEAREST &&
1142 e != GL_LINEAR &&
1143 e != GL_NEAREST_MIPMAP_NEAREST &&
1144 e != GL_LINEAR_MIPMAP_NEAREST &&
1145 e != GL_NEAREST_MIPMAP_LINEAR &&
1146 e != GL_LINEAR_MIPMAP_LINEAR)
1147 {
1148 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1149 "TexParamterfv: GL_TEXTURE_MIN_FILTER invalid param: %d", e);
1150 return;
1151 }
1152 tobj->minFilter = e;
1153 break;
1154 case GL_TEXTURE_MAG_FILTER:
1155 if (e != GL_NEAREST && e != GL_LINEAR)
1156 {
1157 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1158 "TexParamterfv: GL_TEXTURE_MAG_FILTER invalid param: %d", e);
1159 return;
1160 }
1161 tobj->magFilter = e;
1162 break;
1163 case GL_TEXTURE_WRAP_S:
1164 if (e == GL_CLAMP || e == GL_REPEAT) {
1165 tobj->wrapS = e;
1166 }
1167#ifdef CR_OPENGL_VERSION_1_2
1168 else if (e == GL_CLAMP_TO_EDGE) {
1169 tobj->wrapS = e;
1170 }
1171#endif
1172#ifdef GL_CLAMP_TO_EDGE_EXT
1173 else if (e == GL_CLAMP_TO_EDGE_EXT && g->extensions.EXT_texture_edge_clamp) {
1174 tobj->wrapS = e;
1175 }
1176#endif
1177#ifdef CR_ARB_texture_border_clamp
1178 else if (e == GL_CLAMP_TO_BORDER_ARB && g->extensions.ARB_texture_border_clamp) {
1179 tobj->wrapS = e;
1180 }
1181#endif
1182#ifdef CR_ARB_texture_mirrored_repeat
1183 else if (e == GL_MIRRORED_REPEAT_ARB && g->extensions.ARB_texture_mirrored_repeat) {
1184 tobj->wrapS = e;
1185 }
1186#endif
1187#ifdef CR_ATI_texture_mirror_once
1188 else if ((e == GL_MIRROR_CLAMP_ATI || e == GL_MIRROR_CLAMP_TO_EDGE_ATI) && g->extensions.ATI_texture_mirror_once) {
1189 tobj->wrapS = e;
1190 }
1191#endif
1192 else {
1193 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1194 "TexParameterfv: GL_TEXTURE_WRAP_S invalid param: 0x%x", e);
1195 return;
1196 }
1197 break;
1198 case GL_TEXTURE_WRAP_T:
1199 if (e == GL_CLAMP || e == GL_REPEAT) {
1200 tobj->wrapT = e;
1201 }
1202#ifdef CR_OPENGL_VERSION_1_2
1203 else if (e == GL_CLAMP_TO_EDGE) {
1204 tobj->wrapT = e;
1205 }
1206#endif
1207#ifdef GL_CLAMP_TO_EDGE_EXT
1208 else if (e == GL_CLAMP_TO_EDGE_EXT && g->extensions.EXT_texture_edge_clamp) {
1209 tobj->wrapT = e;
1210 }
1211#endif
1212#ifdef CR_ARB_texture_border_clamp
1213 else if (e == GL_CLAMP_TO_BORDER_ARB && g->extensions.ARB_texture_border_clamp) {
1214 tobj->wrapT = e;
1215 }
1216#endif
1217#ifdef CR_ARB_texture_mirrored_repeat
1218 else if (e == GL_MIRRORED_REPEAT_ARB && g->extensions.ARB_texture_mirrored_repeat) {
1219 tobj->wrapT = e;
1220 }
1221#endif
1222#ifdef CR_ATI_texture_mirror_once
1223 else if ((e == GL_MIRROR_CLAMP_ATI || e == GL_MIRROR_CLAMP_TO_EDGE_ATI) && g->extensions.ATI_texture_mirror_once) {
1224 tobj->wrapT = e;
1225 }
1226#endif
1227 else {
1228 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1229 "TexParameterfv: GL_TEXTURE_WRAP_T invalid param: 0x%x", e);
1230 return;
1231 }
1232 break;
1233#ifdef CR_OPENGL_VERSION_1_2
1234 case GL_TEXTURE_WRAP_R:
1235 if (e == GL_CLAMP || e == GL_REPEAT) {
1236 tobj->wrapR = e;
1237 }
1238 else if (e == GL_CLAMP_TO_EDGE) {
1239 tobj->wrapR = e;
1240 }
1241#ifdef GL_CLAMP_TO_EDGE_EXT
1242 else if (e == GL_CLAMP_TO_EDGE_EXT && g->extensions.EXT_texture_edge_clamp) {
1243 tobj->wrapR = e;
1244 }
1245#endif
1246#ifdef CR_ARB_texture_border_clamp
1247 else if (e == GL_CLAMP_TO_BORDER_ARB && g->extensions.ARB_texture_border_clamp) {
1248 tobj->wrapR = e;
1249 }
1250#endif
1251#ifdef CR_ARB_texture_mirrored_repeat
1252 else if (e == GL_MIRRORED_REPEAT_ARB && g->extensions.ARB_texture_mirrored_repeat) {
1253 tobj->wrapR = e;
1254 }
1255#endif
1256#ifdef CR_ATI_texture_mirror_once
1257 else if ((e == GL_MIRROR_CLAMP_ATI || e == GL_MIRROR_CLAMP_TO_EDGE_ATI) && g->extensions.ATI_texture_mirror_once) {
1258 tobj->wrapR = e;
1259 }
1260#endif
1261 else {
1262 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1263 "TexParameterfv: GL_TEXTURE_WRAP_R invalid param: 0x%x", e);
1264 return;
1265 }
1266 break;
1267 case GL_TEXTURE_PRIORITY:
1268 tobj->priority = param[0];
1269 break;
1270 case GL_TEXTURE_MIN_LOD:
1271 tobj->minLod = param[0];
1272 break;
1273 case GL_TEXTURE_MAX_LOD:
1274 tobj->maxLod = param[0];
1275 break;
1276 case GL_TEXTURE_BASE_LEVEL:
1277 if (e < 0.0f)
1278 {
1279 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1280 "TexParameterfv: GL_TEXTURE_BASE_LEVEL invalid param: 0x%x", e);
1281 return;
1282 }
1283 tobj->baseLevel = e;
1284 break;
1285 case GL_TEXTURE_MAX_LEVEL:
1286 if (e < 0.0f)
1287 {
1288 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1289 "TexParameterfv: GL_TEXTURE_MAX_LEVEL invalid param: 0x%x", e);
1290 return;
1291 }
1292 tobj->maxLevel = e;
1293 break;
1294#endif
1295 case GL_TEXTURE_BORDER_COLOR:
1296 tobj->borderColor.r = param[0];
1297 tobj->borderColor.g = param[1];
1298 tobj->borderColor.b = param[2];
1299 tobj->borderColor.a = param[3];
1300 break;
1301#ifdef CR_EXT_texture_filter_anisotropic
1302 case GL_TEXTURE_MAX_ANISOTROPY_EXT:
1303 if (g->extensions.EXT_texture_filter_anisotropic) {
1304 if (param[0] < 1.0f)
1305 {
1306 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
1307 "TexParameterfv: GL_TEXTURE_MAX_ANISOTROPY_EXT called with parameter less than 1: %f", param[0]);
1308 return;
1309 }
1310 tobj->maxAnisotropy = param[0];
1311 if (tobj->maxAnisotropy > g->limits.maxTextureAnisotropy)
1312 {
1313 tobj->maxAnisotropy = g->limits.maxTextureAnisotropy;
1314 }
1315 }
1316 break;
1317#endif
1318#ifdef CR_ARB_depth_texture
1319 case GL_DEPTH_TEXTURE_MODE_ARB:
1320 if (g->extensions.ARB_depth_texture) {
1321 if (param[0] == GL_LUMINANCE ||
1322 param[0] == GL_INTENSITY ||
1323 param[0] == GL_ALPHA) {
1324 tobj->depthMode = (GLenum) param[0];
1325 }
1326 else
1327 {
1328 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
1329 "TexParameterfv: GL_DEPTH_TEXTURE_MODE_ARB called with invalid parameter: 0x%x", param[0]);
1330 return;
1331 }
1332 }
1333 break;
1334#endif
1335#ifdef CR_ARB_shadow
1336 case GL_TEXTURE_COMPARE_MODE_ARB:
1337 if (g->extensions.ARB_shadow) {
1338 if (param[0] == GL_NONE ||
1339 param[0] == GL_COMPARE_R_TO_TEXTURE_ARB) {
1340 tobj->compareMode = (GLenum) param[0];
1341 }
1342 else
1343 {
1344 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
1345 "TexParameterfv: GL_TEXTURE_COMPARE_MODE_ARB called with invalid parameter: 0x%x", param[0]);
1346 return;
1347 }
1348 }
1349 break;
1350 case GL_TEXTURE_COMPARE_FUNC_ARB:
1351 if (g->extensions.ARB_shadow) {
1352 if (param[0] == GL_LEQUAL ||
1353 param[0] == GL_GEQUAL) {
1354 tobj->compareFunc = (GLenum) param[0];
1355 }
1356 }
1357#ifdef CR_EXT_shadow_funcs
1358 else if (g->extensions.EXT_shadow_funcs) {
1359 if (param[0] == GL_LEQUAL ||
1360 param[0] == GL_GEQUAL ||
1361 param[0] == GL_LESS ||
1362 param[0] == GL_GREATER ||
1363 param[0] == GL_ALWAYS ||
1364 param[0] == GL_NEVER ) {
1365 tobj->compareFunc = (GLenum) param[0];
1366 }
1367 }
1368#endif
1369 else {
1370 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
1371 "TexParameterfv: GL_TEXTURE_COMPARE_FUNC_ARB called with invalid parameter: 0x%x", param[0]);
1372 return;
1373 }
1374 break;
1375#endif
1376#ifdef CR_ARB_shadow_ambient
1377 case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
1378 if (g->extensions.ARB_shadow_ambient) {
1379 tobj->compareFailValue = param[0];
1380 }
1381 break;
1382#endif
1383#ifdef CR_SGIS_generate_mipmap
1384 case GL_GENERATE_MIPMAP_SGIS:
1385 if (g->extensions.SGIS_generate_mipmap) {
1386 tobj->generateMipmap = param[0] ? GL_TRUE : GL_FALSE;
1387 }
1388 break;
1389#endif
1390 default:
1391 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1392 "TexParamterfv: Invalid pname: %d", pname);
1393 return;
1394 }
1395
1396 DIRTY(tobj->dirty, g->neg_bitid);
1397 for (i = 0; i < g->limits.maxTextureUnits; i++)
1398 {
1399 DIRTY(tobj->paramsBit[i], g->neg_bitid);
1400 }
1401 DIRTY(tb->dirty, g->neg_bitid);
1402}
1403
1404
1405void STATE_APIENTRY
1406crStateTexParameteriv(GLenum target, GLenum pname, const GLint *param)
1407{
1408 GLfloat f_param;
1409 GLcolor f_color;
1410 switch (pname)
1411 {
1412 case GL_TEXTURE_MIN_FILTER:
1413 case GL_TEXTURE_MAG_FILTER:
1414 case GL_TEXTURE_WRAP_S:
1415 case GL_TEXTURE_WRAP_T:
1416#ifdef CR_OPENGL_VERSION_1_2
1417 case GL_TEXTURE_WRAP_R:
1418 case GL_TEXTURE_PRIORITY:
1419 case GL_TEXTURE_MIN_LOD:
1420 case GL_TEXTURE_MAX_LOD:
1421 case GL_TEXTURE_BASE_LEVEL:
1422 case GL_TEXTURE_MAX_LEVEL:
1423#endif
1424#ifdef CR_EXT_texture_filter_anisotropic
1425 case GL_TEXTURE_MAX_ANISOTROPY_EXT:
1426#endif
1427#ifdef CR_ARB_depth_texture
1428 case GL_DEPTH_TEXTURE_MODE_ARB:
1429#endif
1430#ifdef CR_ARB_shadow
1431 case GL_TEXTURE_COMPARE_MODE_ARB:
1432 case GL_TEXTURE_COMPARE_FUNC_ARB:
1433#endif
1434#ifdef CR_ARB_shadow_ambinet
1435 case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
1436#endif
1437#ifdef CR_SGIS_generate_mipmap
1438 case GL_GENERATE_MIPMAP_SGIS:
1439#endif
1440 f_param = (GLfloat) (*param);
1441 crStateTexParameterfv( target, pname, &(f_param) );
1442 break;
1443 case GL_TEXTURE_BORDER_COLOR:
1444 f_color.r = ((GLfloat) param[0])/CR_MAXINT;
1445 f_color.g = ((GLfloat) param[1])/CR_MAXINT;
1446 f_color.b = ((GLfloat) param[2])/CR_MAXINT;
1447 f_color.a = ((GLfloat) param[3])/CR_MAXINT;
1448 crStateTexParameterfv( target, pname, (const GLfloat *) &(f_color) );
1449 break;
1450 default:
1451 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1452 "TexParamteriv: Invalid pname: %d", pname);
1453 return;
1454 }
1455}
1456
1457
1458void STATE_APIENTRY
1459crStateTexParameterf(GLenum target, GLenum pname, GLfloat param)
1460{
1461 crStateTexParameterfv( target, pname, &param );
1462}
1463
1464
1465void STATE_APIENTRY
1466crStateTexParameteri(GLenum target, GLenum pname, GLint param) {
1467 GLfloat f_param = (GLfloat) param;
1468 crStateTexParameterfv( target, pname, &f_param );
1469}
1470
1471
1472void STATE_APIENTRY
1473crStateTexEnvfv(GLenum target, GLenum pname, const GLfloat *param)
1474{
1475 CRContext *g = GetCurrentContext();
1476 CRTextureState *t = &(g->texture);
1477 CRStateBits *sb = GetCurrentBits();
1478 CRTextureBits *tb = &(sb->texture);
1479 GLenum e;
1480 GLcolorf c;
1481 GLuint stage = 0;
1482
1483 (void) stage;
1484
1485 FLUSH();
1486
1487 if (g->current.inBeginEnd)
1488 {
1489 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
1490 "glTexEnvfv called in begin/end");
1491 return;
1492 }
1493
1494#if CR_EXT_texture_lod_bias
1495 if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
1496 if (!g->extensions.EXT_texture_lod_bias || pname != GL_TEXTURE_LOD_BIAS_EXT) {
1497 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnv");
1498 }
1499 else {
1500 t->unit[t->curTextureUnit].lodBias = *param;
1501 DIRTY(tb->envBit[t->curTextureUnit], g->neg_bitid);
1502 DIRTY(tb->dirty, g->neg_bitid);
1503 }
1504 return;
1505 }
1506 else
1507#endif
1508#if CR_ARB_point_sprite
1509 if (target == GL_POINT_SPRITE_ARB) {
1510 if (!g->extensions.ARB_point_sprite || pname != GL_COORD_REPLACE_ARB) {
1511 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnv");
1512 }
1513 else {
1514 CRPointBits *pb = &(sb->point);
1515 g->point.coordReplacement[t->curTextureUnit] = *param ? GL_TRUE : GL_FALSE;
1516 DIRTY(pb->coordReplacement[t->curTextureUnit], g->neg_bitid);
1517 DIRTY(pb->dirty, g->neg_bitid);
1518 }
1519 return;
1520 }
1521 else
1522#endif
1523 if (target != GL_TEXTURE_ENV)
1524 {
1525 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1526 "glTexEnvfv: target != GL_TEXTURE_ENV: %d", target);
1527 return;
1528 }
1529
1530 switch (pname)
1531 {
1532 case GL_TEXTURE_ENV_MODE:
1533 e = (GLenum) *param;
1534 if (e != GL_MODULATE &&
1535 e != GL_DECAL &&
1536 e != GL_BLEND &&
1537 e != GL_ADD &&
1538 e != GL_REPLACE &&
1539 e != GL_COMBINE_ARB)
1540 {
1541 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1542 "glTexEnvfv: invalid param: %f", *param);
1543 return;
1544 }
1545 t->unit[t->curTextureUnit].envMode = e;
1546 break;
1547 case GL_TEXTURE_ENV_COLOR:
1548 c.r = param[0];
1549 c.g = param[1];
1550 c.b = param[2];
1551 c.a = param[3];
1552 if (c.r > 1.0f) c.r = 1.0f;
1553 if (c.g > 1.0f) c.g = 1.0f;
1554 if (c.b > 1.0f) c.b = 1.0f;
1555 if (c.a > 1.0f) c.a = 1.0f;
1556 if (c.r < 0.0f) c.r = 0.0f;
1557 if (c.g < 0.0f) c.g = 0.0f;
1558 if (c.b < 0.0f) c.b = 0.0f;
1559 if (c.a < 0.0f) c.a = 0.0f;
1560 t->unit[t->curTextureUnit].envColor = c;
1561 break;
1562
1563#ifdef CR_ARB_texture_env_combine
1564 case GL_COMBINE_RGB_ARB:
1565 e = (GLenum) (GLint) *param;
1566 if (g->extensions.ARB_texture_env_combine &&
1567 (e == GL_REPLACE ||
1568 e == GL_MODULATE ||
1569 e == GL_ADD ||
1570 e == GL_ADD_SIGNED_ARB ||
1571 e == GL_INTERPOLATE_ARB ||
1572 e == GL_SUBTRACT_ARB)) {
1573 t->unit[t->curTextureUnit].combineModeRGB = e;
1574 }
1575#ifdef CR_ARB_texture_env_dot3
1576 else if (g->extensions.ARB_texture_env_dot3 &&
1577 (e == GL_DOT3_RGB_ARB ||
1578 e == GL_DOT3_RGBA_ARB ||
1579 e == GL_DOT3_RGB_EXT ||
1580 e == GL_DOT3_RGBA_EXT)) {
1581 t->unit[t->curTextureUnit].combineModeRGB = e;
1582 }
1583#endif
1584 else {
1585 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv(param=0x%x", e);
1586 return;
1587 }
1588 break;
1589 case GL_COMBINE_ALPHA_EXT:
1590 e = (GLenum) *param;
1591 if (g->extensions.ARB_texture_env_combine &&
1592 (e == GL_REPLACE ||
1593 e == GL_MODULATE ||
1594 e == GL_ADD ||
1595 e == GL_ADD_SIGNED_ARB ||
1596 e == GL_INTERPOLATE_ARB ||
1597 e == GL_SUBTRACT_ARB)) {
1598 t->unit[t->curTextureUnit].combineModeA = e;
1599 }
1600 else {
1601 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv");
1602 return;
1603 }
1604 break;
1605 case GL_SOURCE0_RGB_ARB:
1606 case GL_SOURCE1_RGB_ARB:
1607 case GL_SOURCE2_RGB_ARB:
1608 e = (GLenum) *param;
1609 stage = pname - GL_SOURCE0_RGB_ARB;
1610 if (g->extensions.ARB_texture_env_combine &&
1611 (e == GL_TEXTURE ||
1612 e == GL_CONSTANT_ARB ||
1613 e == GL_PRIMARY_COLOR_ARB ||
1614 e == GL_PREVIOUS_ARB)) {
1615 t->unit[t->curTextureUnit].combineSourceRGB[stage] = e;
1616 }
1617 else if (g->extensions.ARB_texture_env_crossbar &&
1618 e >= GL_TEXTURE0_ARB &&
1619 e < GL_TEXTURE0_ARB + g->limits.maxTextureUnits) {
1620 t->unit[t->curTextureUnit].combineSourceRGB[stage] = e;
1621 }
1622 else {
1623 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv");
1624 return;
1625 }
1626 break;
1627 case GL_SOURCE0_ALPHA_ARB:
1628 case GL_SOURCE1_ALPHA_ARB:
1629 case GL_SOURCE2_ALPHA_ARB:
1630 e = (GLenum) *param;
1631 stage = pname - GL_SOURCE0_ALPHA_ARB;
1632 if (g->extensions.ARB_texture_env_combine &&
1633 (e == GL_TEXTURE ||
1634 e == GL_CONSTANT_ARB ||
1635 e == GL_PRIMARY_COLOR_ARB ||
1636 e == GL_PREVIOUS_ARB)) {
1637 t->unit[t->curTextureUnit].combineSourceA[stage] = e;
1638 }
1639 else if (g->extensions.ARB_texture_env_crossbar &&
1640 e >= GL_TEXTURE0_ARB &&
1641 e < GL_TEXTURE0_ARB + g->limits.maxTextureUnits) {
1642 t->unit[t->curTextureUnit].combineSourceA[stage] = e;
1643 }
1644 else {
1645 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv");
1646 return;
1647 }
1648 break;
1649 case GL_OPERAND0_RGB_ARB:
1650 case GL_OPERAND1_RGB_ARB:
1651 case GL_OPERAND2_RGB_ARB:
1652 e = (GLenum) *param;
1653 stage = pname - GL_OPERAND0_RGB_ARB;
1654 if (g->extensions.ARB_texture_env_combine &&
1655 (e == GL_SRC_COLOR ||
1656 e == GL_ONE_MINUS_SRC_COLOR ||
1657 e == GL_SRC_ALPHA ||
1658 e == GL_ONE_MINUS_SRC_ALPHA)) {
1659 t->unit[t->curTextureUnit].combineOperandRGB[stage] = e;
1660 }
1661 else {
1662 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv");
1663 return;
1664 }
1665 break;
1666 case GL_OPERAND0_ALPHA_ARB:
1667 case GL_OPERAND1_ALPHA_ARB:
1668 case GL_OPERAND2_ALPHA_ARB:
1669 e = (GLenum) *param;
1670 stage = pname - GL_OPERAND0_ALPHA_ARB;
1671 if (g->extensions.ARB_texture_env_combine &&
1672 (e == GL_SRC_ALPHA ||
1673 e == GL_ONE_MINUS_SRC_ALPHA)) {
1674 t->unit[t->curTextureUnit].combineOperandA[stage] = e;
1675 }
1676 else {
1677 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glTexEnvfv(param=0x%x)", e);
1678 return;
1679 }
1680 break;
1681 case GL_RGB_SCALE_ARB:
1682 if (g->extensions.ARB_texture_env_combine &&
1683 (*param == 1.0 ||
1684 *param == 2.0 ||
1685 *param == 4.0)) {
1686 t->unit[t->curTextureUnit].combineScaleRGB = *param;
1687 }
1688 else {
1689 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE, "glTexEnvfv");
1690 return;
1691 }
1692 break;
1693 case GL_ALPHA_SCALE:
1694 if (g->extensions.ARB_texture_env_combine &&
1695 (*param == 1.0 ||
1696 *param == 2.0 ||
1697 *param == 4.0)) {
1698 t->unit[t->curTextureUnit].combineScaleA = *param;
1699 }
1700 else {
1701 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE, "glTexEnvfv");
1702 return;
1703 }
1704 break;
1705#endif /* CR_ARB_texture_env_combine */
1706
1707 default:
1708 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1709 "glTexEnvfv: invalid pname: %d", pname);
1710 return;
1711 }
1712
1713 DIRTY(tb->envBit[t->curTextureUnit], g->neg_bitid);
1714 DIRTY(tb->dirty, g->neg_bitid);
1715}
1716
1717
1718void STATE_APIENTRY
1719crStateTexEnviv(GLenum target, GLenum pname, const GLint *param)
1720{
1721 GLfloat f_param;
1722 GLcolor f_color;
1723
1724 switch (pname) {
1725 case GL_TEXTURE_ENV_MODE:
1726 f_param = (GLfloat) (*param);
1727 crStateTexEnvfv( target, pname, &f_param );
1728 break;
1729 case GL_TEXTURE_ENV_COLOR:
1730 f_color.r = ((GLfloat) param[0]) / CR_MAXINT;
1731 f_color.g = ((GLfloat) param[1]) / CR_MAXINT;
1732 f_color.b = ((GLfloat) param[2]) / CR_MAXINT;
1733 f_color.a = ((GLfloat) param[3]) / CR_MAXINT;
1734 crStateTexEnvfv( target, pname, (const GLfloat *) &f_color );
1735 break;
1736#ifdef CR_ARB_texture_env_combine
1737 case GL_COMBINE_RGB_ARB:
1738 case GL_COMBINE_ALPHA_EXT:
1739 case GL_SOURCE0_RGB_ARB:
1740 case GL_SOURCE1_RGB_ARB:
1741 case GL_SOURCE2_RGB_ARB:
1742 case GL_SOURCE0_ALPHA_ARB:
1743 case GL_SOURCE1_ALPHA_ARB:
1744 case GL_SOURCE2_ALPHA_ARB:
1745 case GL_OPERAND0_RGB_ARB:
1746 case GL_OPERAND1_RGB_ARB:
1747 case GL_OPERAND2_RGB_ARB:
1748 case GL_OPERAND0_ALPHA_ARB:
1749 case GL_OPERAND1_ALPHA_ARB:
1750 case GL_OPERAND2_ALPHA_ARB:
1751 case GL_RGB_SCALE_ARB:
1752 case GL_ALPHA_SCALE:
1753 f_param = (GLfloat) (*param);
1754 crStateTexEnvfv( target, pname, &f_param );
1755 break;
1756#endif
1757#ifdef CR_EXT_texture_lod_bias
1758 case GL_TEXTURE_LOD_BIAS_EXT:
1759 f_param = (GLfloat) (*param);
1760 crStateTexEnvfv( target, pname, &f_param);
1761 break;
1762#endif
1763#ifdef CR_ARB_point_sprite
1764 case GL_COORD_REPLACE_ARB:
1765 f_param = (GLfloat) *param;
1766 crStateTexEnvfv( target, pname, &f_param);
1767 break;
1768#endif
1769
1770 default:
1771 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1772 "glTexEnvfv: invalid pname: %d", pname);
1773 return;
1774 }
1775}
1776
1777
1778void STATE_APIENTRY
1779crStateTexEnvf(GLenum target, GLenum pname, GLfloat param)
1780{
1781 crStateTexEnvfv( target, pname, &param );
1782}
1783
1784
1785void STATE_APIENTRY
1786crStateTexEnvi(GLenum target, GLenum pname, GLint param)
1787{
1788 GLfloat f_param = (GLfloat) param;
1789 crStateTexEnvfv( target, pname, &f_param );
1790}
1791
1792
1793void STATE_APIENTRY
1794crStateGetTexEnvfv(GLenum target, GLenum pname, GLfloat *param)
1795{
1796 CRContext *g = GetCurrentContext();
1797 CRTextureState *t = &(g->texture);
1798
1799 if (g->current.inBeginEnd)
1800 {
1801 crStateError(__LINE__, __FILE__,GL_INVALID_OPERATION,
1802 "glGetTexEnvfv called in begin/end");
1803 return;
1804 }
1805
1806#if CR_EXT_texture_lod_bias
1807 if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
1808 if (!g->extensions.EXT_texture_lod_bias || pname != GL_TEXTURE_LOD_BIAS_EXT) {
1809 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnv");
1810 }
1811 else {
1812 *param = t->unit[t->curTextureUnit].lodBias;
1813 }
1814 return;
1815 }
1816 else
1817#endif
1818#if CR_ARB_point_sprite
1819 if (target == GL_POINT_SPRITE_ARB) {
1820 if (!g->extensions.ARB_point_sprite || pname != GL_COORD_REPLACE_ARB) {
1821 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnv");
1822 }
1823 else {
1824 *param = (GLfloat) g->point.coordReplacement[t->curTextureUnit];
1825 }
1826 return;
1827 }
1828 else
1829#endif
1830 if (target != GL_TEXTURE_ENV)
1831 {
1832 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1833 "glGetTexEnvfv: target != GL_TEXTURE_ENV: %d", target);
1834 return;
1835 }
1836
1837 switch (pname) {
1838 case GL_TEXTURE_ENV_MODE:
1839 *param = (GLfloat) t->unit[t->curTextureUnit].envMode;
1840 break;
1841 case GL_TEXTURE_ENV_COLOR:
1842 param[0] = t->unit[t->curTextureUnit].envColor.r;
1843 param[1] = t->unit[t->curTextureUnit].envColor.g;
1844 param[2] = t->unit[t->curTextureUnit].envColor.b;
1845 param[3] = t->unit[t->curTextureUnit].envColor.a;
1846 break;
1847 case GL_COMBINE_RGB_ARB:
1848 if (g->extensions.ARB_texture_env_combine) {
1849 *param = (GLfloat) t->unit[t->curTextureUnit].combineModeRGB;
1850 }
1851 else {
1852 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1853 return;
1854 }
1855 break;
1856 case GL_COMBINE_ALPHA_ARB:
1857 if (g->extensions.ARB_texture_env_combine) {
1858 *param = (GLfloat) t->unit[t->curTextureUnit].combineModeA;
1859 }
1860 else {
1861 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1862 return;
1863 }
1864 break;
1865 case GL_SOURCE0_RGB_ARB:
1866 if (g->extensions.ARB_texture_env_combine) {
1867 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceRGB[0];
1868 }
1869 else {
1870 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1871 return;
1872 }
1873 break;
1874 case GL_SOURCE1_RGB_ARB:
1875 if (g->extensions.ARB_texture_env_combine) {
1876 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceRGB[1];
1877 }
1878 else {
1879 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1880 return;
1881 }
1882 break;
1883 case GL_SOURCE2_RGB_ARB:
1884 if (g->extensions.ARB_texture_env_combine) {
1885 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceRGB[2];
1886 }
1887 else {
1888 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1889 return;
1890 }
1891 break;
1892 case GL_SOURCE0_ALPHA_ARB:
1893 if (g->extensions.ARB_texture_env_combine) {
1894 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceA[0];
1895 }
1896 else {
1897 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1898 return;
1899 }
1900 break;
1901 case GL_SOURCE1_ALPHA_ARB:
1902 if (g->extensions.ARB_texture_env_combine) {
1903 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceA[1];
1904 }
1905 else {
1906 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1907 return;
1908 }
1909 break;
1910 case GL_SOURCE2_ALPHA_ARB:
1911 if (g->extensions.ARB_texture_env_combine) {
1912 *param = (GLfloat) t->unit[t->curTextureUnit].combineSourceA[2];
1913 }
1914 else {
1915 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1916 return;
1917 }
1918 break;
1919 case GL_OPERAND0_RGB_ARB:
1920 if (g->extensions.ARB_texture_env_combine) {
1921 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandRGB[0];
1922 }
1923 else {
1924 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1925 return;
1926 }
1927 break;
1928 case GL_OPERAND1_RGB_ARB:
1929 if (g->extensions.ARB_texture_env_combine) {
1930 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandRGB[1];
1931 }
1932 else {
1933 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1934 return;
1935 }
1936 break;
1937 case GL_OPERAND2_RGB_ARB:
1938 if (g->extensions.ARB_texture_env_combine) {
1939 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandRGB[2];
1940 }
1941 else {
1942 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1943 return;
1944 }
1945 break;
1946 case GL_OPERAND0_ALPHA_ARB:
1947 if (g->extensions.ARB_texture_env_combine) {
1948 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandA[0];
1949 }
1950 else {
1951 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1952 return;
1953 }
1954 break;
1955 case GL_OPERAND1_ALPHA_ARB:
1956 if (g->extensions.ARB_texture_env_combine) {
1957 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandA[1];
1958 }
1959 else {
1960 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1961 return;
1962 }
1963 break;
1964 case GL_OPERAND2_ALPHA_ARB:
1965 if (g->extensions.ARB_texture_env_combine) {
1966 *param = (GLfloat) t->unit[t->curTextureUnit].combineOperandA[2];
1967 }
1968 else {
1969 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1970 return;
1971 }
1972 break;
1973 case GL_RGB_SCALE_ARB:
1974 if (g->extensions.ARB_texture_env_combine) {
1975 *param = t->unit[t->curTextureUnit].combineScaleRGB;
1976 }
1977 else {
1978 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1979 return;
1980 }
1981 break;
1982 case GL_ALPHA_SCALE:
1983 if (g->extensions.ARB_texture_env_combine) {
1984 *param = t->unit[t->curTextureUnit].combineScaleA;
1985 }
1986 else {
1987 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
1988 return;
1989 }
1990 break;
1991 default:
1992 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
1993 "glGetTexEnvfv: invalid pname: %d", pname);
1994 return;
1995 }
1996}
1997
1998
1999void STATE_APIENTRY
2000crStateGetTexEnviv(GLenum target, GLenum pname, GLint *param)
2001{
2002 CRContext *g = GetCurrentContext();
2003 CRTextureState *t = &(g->texture);
2004
2005 if (g->current.inBeginEnd)
2006 {
2007 crStateError(__LINE__, __FILE__,GL_INVALID_OPERATION,
2008 "glGetTexEnviv called in begin/end");
2009 return;
2010 }
2011
2012#if CR_EXT_texture_lod_bias
2013 if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
2014 if (!g->extensions.EXT_texture_lod_bias || pname != GL_TEXTURE_LOD_BIAS_EXT) {
2015 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnv");
2016 }
2017 else {
2018 *param = (GLint) t->unit[t->curTextureUnit].lodBias;
2019 }
2020 return;
2021 }
2022 else
2023#endif
2024#if CR_ARB_point_sprite
2025 if (target == GL_POINT_SPRITE_ARB) {
2026 if (!g->extensions.ARB_point_sprite || pname != GL_COORD_REPLACE_ARB) {
2027 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnv");
2028 }
2029 else {
2030 *param = (GLint) g->point.coordReplacement[t->curTextureUnit];
2031 }
2032 return;
2033 }
2034 else
2035#endif
2036 if (target != GL_TEXTURE_ENV)
2037 {
2038 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2039 "glGetTexEnviv: target != GL_TEXTURE_ENV: %d", target);
2040 return;
2041 }
2042
2043 switch (pname) {
2044 case GL_TEXTURE_ENV_MODE:
2045 *param = (GLint) t->unit[t->curTextureUnit].envMode;
2046 break;
2047 case GL_TEXTURE_ENV_COLOR:
2048 param[0] = (GLint) (t->unit[t->curTextureUnit].envColor.r * CR_MAXINT);
2049 param[1] = (GLint) (t->unit[t->curTextureUnit].envColor.g * CR_MAXINT);
2050 param[2] = (GLint) (t->unit[t->curTextureUnit].envColor.b * CR_MAXINT);
2051 param[3] = (GLint) (t->unit[t->curTextureUnit].envColor.a * CR_MAXINT);
2052 break;
2053 case GL_COMBINE_RGB_ARB:
2054 if (g->extensions.ARB_texture_env_combine) {
2055 *param = (GLint) t->unit[t->curTextureUnit].combineModeRGB;
2056 }
2057 else {
2058 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2059 return;
2060 }
2061 break;
2062 case GL_COMBINE_ALPHA_ARB:
2063 if (g->extensions.ARB_texture_env_combine) {
2064 *param = (GLint) t->unit[t->curTextureUnit].combineModeA;
2065 }
2066 else {
2067 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2068 return;
2069 }
2070 break;
2071 case GL_SOURCE0_RGB_ARB:
2072 if (g->extensions.ARB_texture_env_combine) {
2073 *param = (GLint) t->unit[t->curTextureUnit].combineSourceRGB[0];
2074 }
2075 else {
2076 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2077 return;
2078 }
2079 break;
2080 case GL_SOURCE1_RGB_ARB:
2081 if (g->extensions.ARB_texture_env_combine) {
2082 *param = (GLint) t->unit[t->curTextureUnit].combineSourceRGB[1];
2083 }
2084 else {
2085 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2086 return;
2087 }
2088 break;
2089 case GL_SOURCE2_RGB_ARB:
2090 if (g->extensions.ARB_texture_env_combine) {
2091 *param = (GLint) t->unit[t->curTextureUnit].combineSourceRGB[2];
2092 }
2093 else {
2094 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2095 return;
2096 }
2097 break;
2098 case GL_SOURCE0_ALPHA_ARB:
2099 if (g->extensions.ARB_texture_env_combine) {
2100 *param = (GLint) t->unit[t->curTextureUnit].combineSourceA[0];
2101 }
2102 else {
2103 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2104 return;
2105 }
2106 break;
2107 case GL_SOURCE1_ALPHA_ARB:
2108 if (g->extensions.ARB_texture_env_combine) {
2109 *param = (GLint) t->unit[t->curTextureUnit].combineSourceA[1];
2110 }
2111 else {
2112 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2113 return;
2114 }
2115 break;
2116 case GL_SOURCE2_ALPHA_ARB:
2117 if (g->extensions.ARB_texture_env_combine) {
2118 *param = (GLint) t->unit[t->curTextureUnit].combineSourceA[2];
2119 }
2120 else {
2121 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2122 return;
2123 }
2124 break;
2125 case GL_OPERAND0_RGB_ARB:
2126 if (g->extensions.ARB_texture_env_combine) {
2127 *param = (GLint) t->unit[t->curTextureUnit].combineOperandRGB[0];
2128 }
2129 else {
2130 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2131 return;
2132 }
2133 break;
2134 case GL_OPERAND1_RGB_ARB:
2135 if (g->extensions.ARB_texture_env_combine) {
2136 *param = (GLint) t->unit[t->curTextureUnit].combineOperandRGB[1];
2137 }
2138 else {
2139 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2140 return;
2141 }
2142 break;
2143 case GL_OPERAND2_RGB_ARB:
2144 if (g->extensions.ARB_texture_env_combine) {
2145 *param = (GLint) t->unit[t->curTextureUnit].combineOperandRGB[2];
2146 }
2147 else {
2148 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2149 return;
2150 }
2151 break;
2152 case GL_OPERAND0_ALPHA_ARB:
2153 if (g->extensions.ARB_texture_env_combine) {
2154 *param = (GLint) t->unit[t->curTextureUnit].combineOperandA[0];
2155 }
2156 else {
2157 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2158 return;
2159 }
2160 break;
2161 case GL_OPERAND1_ALPHA_ARB:
2162 if (g->extensions.ARB_texture_env_combine) {
2163 *param = (GLint) t->unit[t->curTextureUnit].combineOperandA[1];
2164 }
2165 else {
2166 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2167 return;
2168 }
2169 break;
2170 case GL_OPERAND2_ALPHA_ARB:
2171 if (g->extensions.ARB_texture_env_combine) {
2172 *param = (GLint) t->unit[t->curTextureUnit].combineOperandA[2];
2173 }
2174 else {
2175 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2176 return;
2177 }
2178 break;
2179 case GL_RGB_SCALE_ARB:
2180 if (g->extensions.ARB_texture_env_combine) {
2181 *param = (GLint) t->unit[t->curTextureUnit].combineScaleRGB;
2182 }
2183 else {
2184 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2185 return;
2186 }
2187 break;
2188 case GL_ALPHA_SCALE:
2189 if (g->extensions.ARB_texture_env_combine) {
2190 *param = (GLint) t->unit[t->curTextureUnit].combineScaleA;
2191 }
2192 else {
2193 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
2194 return;
2195 }
2196 break;
2197 default:
2198 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2199 "glGetTexEnviv: invalid pname: %d", pname);
2200 return;
2201 }
2202}
2203
2204
2205void STATE_APIENTRY
2206crStateTexGendv(GLenum coord, GLenum pname, const GLdouble *param)
2207{
2208 CRContext *g = GetCurrentContext();
2209 CRTextureState *t = &(g->texture);
2210 CRTransformState *trans = &(g->transform);
2211 GLvectorf v;
2212 GLenum e;
2213 CRmatrix inv;
2214 CRStateBits *sb = GetCurrentBits();
2215 CRTextureBits *tb = &(sb->texture);
2216
2217 FLUSH();
2218
2219 if (g->current.inBeginEnd)
2220 {
2221 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2222 "glTexGen called in begin/end");
2223 return;
2224 }
2225
2226 switch (coord)
2227 {
2228 case GL_S:
2229 switch (pname)
2230 {
2231 case GL_TEXTURE_GEN_MODE:
2232 e = (GLenum) *param;
2233 if (e == GL_OBJECT_LINEAR ||
2234 e == GL_EYE_LINEAR ||
2235 e == GL_SPHERE_MAP
2236#if defined(GL_ARB_texture_cube_map) || defined(GL_EXT_texture_cube_map) || defined(GL_NV_texgen_reflection)
2237 || ((e == GL_REFLECTION_MAP_ARB || e == GL_NORMAL_MAP_ARB)
2238 && g->extensions.ARB_texture_cube_map)
2239#endif
2240 ) {
2241 t->unit[t->curTextureUnit].gen.s = e;
2242 DIRTY(tb->genMode[t->curTextureUnit], g->neg_bitid);
2243 DIRTY(tb->dirty, g->neg_bitid);
2244 }
2245 else {
2246 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2247 "glTexGendv called with bad param: %lf", *param);
2248 return;
2249 }
2250 break;
2251 case GL_OBJECT_PLANE:
2252 v.x = (GLfloat) param[0];
2253 v.y = (GLfloat) param[1];
2254 v.z = (GLfloat) param[2];
2255 v.w = (GLfloat) param[3];
2256 t->unit[t->curTextureUnit].objSCoeff = v;
2257 DIRTY(tb->objGen[t->curTextureUnit], g->neg_bitid);
2258 DIRTY(tb->dirty, g->neg_bitid);
2259 break;
2260 case GL_EYE_PLANE:
2261 v.x = (GLfloat) param[0];
2262 v.y = (GLfloat) param[1];
2263 v.z = (GLfloat) param[2];
2264 v.w = (GLfloat) param[3];
2265 crMatrixInvertTranspose(&inv, trans->modelViewStack.top);
2266 crStateTransformXformPointMatrixf(&inv, &v);
2267 t->unit[t->curTextureUnit].eyeSCoeff = v;
2268 DIRTY(tb->eyeGen[t->curTextureUnit], g->neg_bitid);
2269 DIRTY(tb->dirty, g->neg_bitid);
2270 break;
2271 default:
2272 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2273 "glTexGendv called with bogus pname: %d", pname);
2274 return;
2275 }
2276 break;
2277 case GL_T:
2278 switch (pname) {
2279 case GL_TEXTURE_GEN_MODE:
2280 e = (GLenum) *param;
2281 if (e == GL_OBJECT_LINEAR ||
2282 e == GL_EYE_LINEAR ||
2283 e == GL_SPHERE_MAP
2284#if defined(GL_ARB_texture_cube_map) || defined(GL_EXT_texture_cube_map) || defined(GL_NV_texgen_reflection)
2285 || ((e == GL_REFLECTION_MAP_ARB || e == GL_NORMAL_MAP_ARB)
2286 && g->extensions.ARB_texture_cube_map)
2287#endif
2288 ) {
2289 t->unit[t->curTextureUnit].gen.t = e;
2290 DIRTY(tb->genMode[t->curTextureUnit], g->neg_bitid);
2291 DIRTY(tb->dirty, g->neg_bitid);
2292 }
2293 else {
2294 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2295 "glTexGendv called with bad param: %lf", *param);
2296 return;
2297 }
2298 break;
2299 case GL_OBJECT_PLANE:
2300 v.x = (GLfloat) param[0];
2301 v.y = (GLfloat) param[1];
2302 v.z = (GLfloat) param[2];
2303 v.w = (GLfloat) param[3];
2304 t->unit[t->curTextureUnit].objTCoeff = v;
2305 DIRTY(tb->objGen[t->curTextureUnit], g->neg_bitid);
2306 DIRTY(tb->dirty, g->neg_bitid);
2307 break;
2308 case GL_EYE_PLANE:
2309 v.x = (GLfloat) param[0];
2310 v.y = (GLfloat) param[1];
2311 v.z = (GLfloat) param[2];
2312 v.w = (GLfloat) param[3];
2313 crMatrixInvertTranspose(&inv, trans->modelViewStack.top);
2314 crStateTransformXformPointMatrixf(&inv, &v);
2315 t->unit[t->curTextureUnit].eyeTCoeff = v;
2316 DIRTY(tb->eyeGen[t->curTextureUnit], g->neg_bitid);
2317 DIRTY(tb->dirty, g->neg_bitid);
2318 break;
2319 default:
2320 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2321 "glTexGen called with bogus pname: %d", pname);
2322 return;
2323 }
2324 break;
2325 case GL_R:
2326 switch (pname) {
2327 case GL_TEXTURE_GEN_MODE:
2328 e = (GLenum) *param;
2329 if (e == GL_OBJECT_LINEAR ||
2330 e == GL_EYE_LINEAR ||
2331 e == GL_SPHERE_MAP
2332#if defined(GL_ARB_texture_cube_map) || defined(GL_EXT_texture_cube_map) || defined(GL_NV_texgen_reflection)
2333 || ((e == GL_REFLECTION_MAP_ARB || e == GL_NORMAL_MAP_ARB)
2334 && g->extensions.ARB_texture_cube_map)
2335#endif
2336 ) {
2337 t->unit[t->curTextureUnit].gen.r = e;
2338 DIRTY(tb->genMode[t->curTextureUnit], g->neg_bitid);
2339 DIRTY(tb->dirty, g->neg_bitid);
2340 }
2341 else {
2342 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2343 "glTexGen called with bad param: %lf", *param);
2344 return;
2345 }
2346 break;
2347 case GL_OBJECT_PLANE:
2348 v.x = (GLfloat) param[0];
2349 v.y = (GLfloat) param[1];
2350 v.z = (GLfloat) param[2];
2351 v.w = (GLfloat) param[3];
2352 t->unit[t->curTextureUnit].objRCoeff = v;
2353 DIRTY(tb->objGen[t->curTextureUnit], g->neg_bitid);
2354 DIRTY(tb->dirty, g->neg_bitid);
2355 break;
2356 case GL_EYE_PLANE:
2357 v.x = (GLfloat) param[0];
2358 v.y = (GLfloat) param[1];
2359 v.z = (GLfloat) param[2];
2360 v.w = (GLfloat) param[3];
2361 crMatrixInvertTranspose(&inv, trans->modelViewStack.top);
2362 crStateTransformXformPointMatrixf(&inv, &v);
2363 t->unit[t->curTextureUnit].eyeRCoeff = v;
2364 DIRTY(tb->eyeGen[t->curTextureUnit], g->neg_bitid);
2365 DIRTY(tb->dirty, g->neg_bitid);
2366 break;
2367 default:
2368 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2369 "glTexGen called with bogus pname: %d", pname);
2370 return;
2371 }
2372 break;
2373 case GL_Q:
2374 switch (pname) {
2375 case GL_TEXTURE_GEN_MODE:
2376 e = (GLenum) *param;
2377 if (e == GL_OBJECT_LINEAR ||
2378 e == GL_EYE_LINEAR ||
2379 e == GL_SPHERE_MAP
2380#if defined(GL_ARB_texture_cube_map) || defined(GL_EXT_texture_cube_map) || defined(GL_NV_texgen_reflection)
2381 || ((e == GL_REFLECTION_MAP_ARB || e == GL_NORMAL_MAP_ARB)
2382 && g->extensions.ARB_texture_cube_map)
2383#endif
2384 ) {
2385 t->unit[t->curTextureUnit].gen.q = e;
2386 DIRTY(tb->genMode[t->curTextureUnit], g->neg_bitid);
2387 DIRTY(tb->dirty, g->neg_bitid);
2388 }
2389 else {
2390 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2391 "glTexGen called with bad param: %lf", *param);
2392 return;
2393 }
2394 break;
2395 case GL_OBJECT_PLANE:
2396 v.x = (GLfloat) param[0];
2397 v.y = (GLfloat) param[1];
2398 v.z = (GLfloat) param[2];
2399 v.w = (GLfloat) param[3];
2400 t->unit[t->curTextureUnit].objQCoeff = v;
2401 DIRTY(tb->objGen[t->curTextureUnit], g->neg_bitid);
2402 DIRTY(tb->dirty, g->neg_bitid);
2403 break;
2404 case GL_EYE_PLANE:
2405 v.x = (GLfloat) param[0];
2406 v.y = (GLfloat) param[1];
2407 v.z = (GLfloat) param[2];
2408 v.w = (GLfloat) param[3];
2409 crMatrixInvertTranspose(&inv, trans->modelViewStack.top);
2410 crStateTransformXformPointMatrixf(&inv, &v);
2411 t->unit[t->curTextureUnit].eyeQCoeff = v;
2412 DIRTY(tb->eyeGen[t->curTextureUnit], g->neg_bitid);
2413 DIRTY(tb->dirty, g->neg_bitid);
2414 break;
2415 default:
2416 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2417 "glTexGen called with bogus pname: %d", pname);
2418 return;
2419 }
2420 break;
2421 default:
2422 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2423 "glTexGen called with bogus coord: %d", coord);
2424 return;
2425 }
2426}
2427
2428
2429void STATE_APIENTRY
2430crStateTexGenfv(GLenum coord, GLenum pname, const GLfloat *param)
2431{
2432 GLdouble d_param;
2433 GLvectord d_vector;
2434 switch (pname)
2435 {
2436 case GL_TEXTURE_GEN_MODE:
2437 d_param = (GLdouble) *param;
2438 crStateTexGendv( coord, pname, &d_param );
2439 break;
2440 case GL_OBJECT_PLANE:
2441 case GL_EYE_PLANE:
2442 d_vector.x = (GLdouble) param[0];
2443 d_vector.y = (GLdouble) param[1];
2444 d_vector.z = (GLdouble) param[2];
2445 d_vector.w = (GLdouble) param[3];
2446 crStateTexGendv( coord, pname, (const double *) &d_vector );
2447 break;
2448 default:
2449 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2450 "glTexGen called with bogus pname: %d", pname);
2451 return;
2452 }
2453}
2454
2455
2456void STATE_APIENTRY
2457crStateTexGeniv(GLenum coord, GLenum pname, const GLint *param)
2458{
2459 GLdouble d_param;
2460 GLvectord d_vector;
2461 switch (pname)
2462 {
2463 case GL_TEXTURE_GEN_MODE:
2464 d_param = (GLdouble) *param;
2465 crStateTexGendv( coord, pname, &d_param );
2466 break;
2467 case GL_OBJECT_PLANE:
2468 case GL_EYE_PLANE:
2469 d_vector.x = (GLdouble) param[0];
2470 d_vector.y = (GLdouble) param[1];
2471 d_vector.z = (GLdouble) param[2];
2472 d_vector.w = (GLdouble) param[3];
2473 crStateTexGendv( coord, pname, (const double *) &d_vector );
2474 break;
2475 default:
2476 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2477 "glTexGen called with bogus pname: %d", pname);
2478 return;
2479 }
2480}
2481
2482
2483void STATE_APIENTRY
2484crStateTexGend (GLenum coord, GLenum pname, GLdouble param)
2485{
2486 crStateTexGendv( coord, pname, &param );
2487}
2488
2489
2490void STATE_APIENTRY
2491crStateTexGenf(GLenum coord, GLenum pname, GLfloat param)
2492{
2493 GLdouble d_param = (GLdouble) param;
2494 crStateTexGendv( coord, pname, &d_param );
2495}
2496
2497
2498void STATE_APIENTRY
2499crStateTexGeni(GLenum coord, GLenum pname, GLint param)
2500{
2501 GLdouble d_param = (GLdouble) param;
2502 crStateTexGendv( coord, pname, &d_param );
2503}
2504
2505
2506void STATE_APIENTRY
2507crStateGetTexGendv(GLenum coord, GLenum pname, GLdouble *param)
2508{
2509 CRContext *g = GetCurrentContext();
2510 CRTextureState *t = &(g->texture);
2511
2512 if (g->current.inBeginEnd)
2513 {
2514 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2515 "glGetTexGen called in begin/end");
2516 return;
2517 }
2518
2519 switch (pname) {
2520 case GL_TEXTURE_GEN_MODE:
2521 switch (coord) {
2522 case GL_S:
2523 *param = (GLdouble) t->unit[t->curTextureUnit].gen.s;
2524 break;
2525 case GL_T:
2526 *param = (GLdouble) t->unit[t->curTextureUnit].gen.t;
2527 break;
2528 case GL_R:
2529 *param = (GLdouble) t->unit[t->curTextureUnit].gen.r;
2530 break;
2531 case GL_Q:
2532 *param = (GLdouble) t->unit[t->curTextureUnit].gen.q;
2533 break;
2534 default:
2535 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2536 "glGetTexGen called with bogus coord: %d", coord);
2537 return;
2538 }
2539 break;
2540 case GL_OBJECT_PLANE:
2541 switch (coord) {
2542 case GL_S:
2543 param[0] = (GLdouble) t->unit[t->curTextureUnit].objSCoeff.x;
2544 param[1] = (GLdouble) t->unit[t->curTextureUnit].objSCoeff.y;
2545 param[2] = (GLdouble) t->unit[t->curTextureUnit].objSCoeff.z;
2546 param[3] = (GLdouble) t->unit[t->curTextureUnit].objSCoeff.w;
2547 break;
2548 case GL_T:
2549 param[0] = (GLdouble) t->unit[t->curTextureUnit].objTCoeff.x;
2550 param[1] = (GLdouble) t->unit[t->curTextureUnit].objTCoeff.y;
2551 param[2] = (GLdouble) t->unit[t->curTextureUnit].objTCoeff.z;
2552 param[3] = (GLdouble) t->unit[t->curTextureUnit].objTCoeff.w;
2553 break;
2554 case GL_R:
2555 param[0] = (GLdouble) t->unit[t->curTextureUnit].objRCoeff.x;
2556 param[1] = (GLdouble) t->unit[t->curTextureUnit].objRCoeff.y;
2557 param[2] = (GLdouble) t->unit[t->curTextureUnit].objRCoeff.z;
2558 param[3] = (GLdouble) t->unit[t->curTextureUnit].objRCoeff.w;
2559 break;
2560 case GL_Q:
2561 param[0] = (GLdouble) t->unit[t->curTextureUnit].objQCoeff.x;
2562 param[1] = (GLdouble) t->unit[t->curTextureUnit].objQCoeff.y;
2563 param[2] = (GLdouble) t->unit[t->curTextureUnit].objQCoeff.z;
2564 param[3] = (GLdouble) t->unit[t->curTextureUnit].objQCoeff.w;
2565 break;
2566 default:
2567 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2568 "glGetTexGen called with bogus coord: %d", coord);
2569 return;
2570 }
2571 break;
2572 case GL_EYE_PLANE:
2573 switch (coord) {
2574 case GL_S:
2575 param[0] = (GLdouble) t->unit[t->curTextureUnit].eyeSCoeff.x;
2576 param[1] = (GLdouble) t->unit[t->curTextureUnit].eyeSCoeff.y;
2577 param[2] = (GLdouble) t->unit[t->curTextureUnit].eyeSCoeff.z;
2578 param[3] = (GLdouble) t->unit[t->curTextureUnit].eyeSCoeff.w;
2579 break;
2580 case GL_T:
2581 param[0] = (GLdouble) t->unit[t->curTextureUnit].eyeTCoeff.x;
2582 param[1] = (GLdouble) t->unit[t->curTextureUnit].eyeTCoeff.y;
2583 param[2] = (GLdouble) t->unit[t->curTextureUnit].eyeTCoeff.z;
2584 param[3] = (GLdouble) t->unit[t->curTextureUnit].eyeTCoeff.w;
2585 break;
2586 case GL_R:
2587 param[0] = (GLdouble) t->unit[t->curTextureUnit].eyeRCoeff.x;
2588 param[1] = (GLdouble) t->unit[t->curTextureUnit].eyeRCoeff.y;
2589 param[2] = (GLdouble) t->unit[t->curTextureUnit].eyeRCoeff.z;
2590 param[3] = (GLdouble) t->unit[t->curTextureUnit].eyeRCoeff.w;
2591 break;
2592 case GL_Q:
2593 param[0] = (GLdouble) t->unit[t->curTextureUnit].eyeQCoeff.x;
2594 param[1] = (GLdouble) t->unit[t->curTextureUnit].eyeQCoeff.y;
2595 param[2] = (GLdouble) t->unit[t->curTextureUnit].eyeQCoeff.z;
2596 param[3] = (GLdouble) t->unit[t->curTextureUnit].eyeQCoeff.w;
2597 break;
2598 default:
2599 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2600 "glGetTexGen called with bogus coord: %d", coord);
2601 return;
2602 }
2603 break;
2604 default:
2605 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2606 "glGetTexGen called with bogus pname: %d", pname);
2607 return;
2608 }
2609}
2610
2611
2612void STATE_APIENTRY
2613crStateGetTexGenfv(GLenum coord, GLenum pname, GLfloat *param)
2614{
2615 CRContext *g = GetCurrentContext();
2616 CRTextureState *t = &(g->texture);
2617
2618 if (g->current.inBeginEnd)
2619 {
2620 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2621 "glGetTexGenfv called in begin/end");
2622 return;
2623 }
2624
2625 switch (pname) {
2626 case GL_TEXTURE_GEN_MODE:
2627 switch (coord) {
2628 case GL_S:
2629 *param = (GLfloat) t->unit[t->curTextureUnit].gen.s;
2630 break;
2631 case GL_T:
2632 *param = (GLfloat) t->unit[t->curTextureUnit].gen.t;
2633 break;
2634 case GL_R:
2635 *param = (GLfloat) t->unit[t->curTextureUnit].gen.r;
2636 break;
2637 case GL_Q:
2638 *param = (GLfloat) t->unit[t->curTextureUnit].gen.q;
2639 break;
2640 default:
2641 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2642 "glGetTexGenfv called with bogus coord: %d", coord);
2643 return;
2644 }
2645 break;
2646 case GL_OBJECT_PLANE:
2647 switch (coord) {
2648 case GL_S:
2649 param[0] = t->unit[t->curTextureUnit].objSCoeff.x;
2650 param[1] = t->unit[t->curTextureUnit].objSCoeff.y;
2651 param[2] = t->unit[t->curTextureUnit].objSCoeff.z;
2652 param[3] = t->unit[t->curTextureUnit].objSCoeff.w;
2653 break;
2654 case GL_T:
2655 param[0] = t->unit[t->curTextureUnit].objTCoeff.x;
2656 param[1] = t->unit[t->curTextureUnit].objTCoeff.y;
2657 param[2] = t->unit[t->curTextureUnit].objTCoeff.z;
2658 param[3] = t->unit[t->curTextureUnit].objTCoeff.w;
2659 break;
2660 case GL_R:
2661 param[0] = t->unit[t->curTextureUnit].objRCoeff.x;
2662 param[1] = t->unit[t->curTextureUnit].objRCoeff.y;
2663 param[2] = t->unit[t->curTextureUnit].objRCoeff.z;
2664 param[3] = t->unit[t->curTextureUnit].objRCoeff.w;
2665 break;
2666 case GL_Q:
2667 param[0] = t->unit[t->curTextureUnit].objQCoeff.x;
2668 param[1] = t->unit[t->curTextureUnit].objQCoeff.y;
2669 param[2] = t->unit[t->curTextureUnit].objQCoeff.z;
2670 param[3] = t->unit[t->curTextureUnit].objQCoeff.w;
2671 break;
2672 default:
2673 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2674 "glGetTexGenfv called with bogus coord: %d", coord);
2675 return;
2676 }
2677 break;
2678 case GL_EYE_PLANE:
2679 switch (coord) {
2680 case GL_S:
2681 param[0] = t->unit[t->curTextureUnit].eyeSCoeff.x;
2682 param[1] = t->unit[t->curTextureUnit].eyeSCoeff.y;
2683 param[2] = t->unit[t->curTextureUnit].eyeSCoeff.z;
2684 param[3] = t->unit[t->curTextureUnit].eyeSCoeff.w;
2685 break;
2686 case GL_T:
2687 param[0] = t->unit[t->curTextureUnit].eyeTCoeff.x;
2688 param[1] = t->unit[t->curTextureUnit].eyeTCoeff.y;
2689 param[2] = t->unit[t->curTextureUnit].eyeTCoeff.z;
2690 param[3] = t->unit[t->curTextureUnit].eyeTCoeff.w;
2691 break;
2692 case GL_R:
2693 param[0] = t->unit[t->curTextureUnit].eyeRCoeff.x;
2694 param[1] = t->unit[t->curTextureUnit].eyeRCoeff.y;
2695 param[2] = t->unit[t->curTextureUnit].eyeRCoeff.z;
2696 param[3] = t->unit[t->curTextureUnit].eyeRCoeff.w;
2697 break;
2698 case GL_Q:
2699 param[0] = t->unit[t->curTextureUnit].eyeQCoeff.x;
2700 param[1] = t->unit[t->curTextureUnit].eyeQCoeff.y;
2701 param[2] = t->unit[t->curTextureUnit].eyeQCoeff.z;
2702 param[3] = t->unit[t->curTextureUnit].eyeQCoeff.w;
2703 break;
2704 default:
2705 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2706 "glGetTexGenfv called with bogus coord: %d", coord);
2707 return;
2708 }
2709 break;
2710 default:
2711 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2712 "glGetTexGenfv called with bogus pname: %d", pname);
2713 return;
2714 }
2715}
2716
2717
2718void STATE_APIENTRY
2719crStateGetTexGeniv(GLenum coord, GLenum pname, GLint *param)
2720{
2721 CRContext *g = GetCurrentContext();
2722 CRTextureState *t = &(g->texture);
2723
2724 if (g->current.inBeginEnd)
2725 {
2726 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2727 "glGetTexGeniv called in begin/end");
2728 return;
2729 }
2730
2731 switch (pname) {
2732 case GL_TEXTURE_GEN_MODE:
2733 switch (coord) {
2734 case GL_S:
2735 *param = (GLint) t->unit[t->curTextureUnit].gen.s;
2736 break;
2737 case GL_T:
2738 *param = (GLint) t->unit[t->curTextureUnit].gen.t;
2739 break;
2740 case GL_R:
2741 *param = (GLint) t->unit[t->curTextureUnit].gen.r;
2742 break;
2743 case GL_Q:
2744 *param = (GLint) t->unit[t->curTextureUnit].gen.q;
2745 break;
2746 default:
2747 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2748 "glGetTexGeniv called with bogus coord: %d", coord);
2749 return;
2750 }
2751 break;
2752 case GL_OBJECT_PLANE:
2753 switch (coord) {
2754 case GL_S:
2755 param[0] = (GLint) t->unit[t->curTextureUnit].objSCoeff.x;
2756 param[1] = (GLint) t->unit[t->curTextureUnit].objSCoeff.y;
2757 param[2] = (GLint) t->unit[t->curTextureUnit].objSCoeff.z;
2758 param[3] = (GLint) t->unit[t->curTextureUnit].objSCoeff.w;
2759 break;
2760 case GL_T:
2761 param[0] = (GLint) t->unit[t->curTextureUnit].objTCoeff.x;
2762 param[1] = (GLint) t->unit[t->curTextureUnit].objTCoeff.y;
2763 param[2] = (GLint) t->unit[t->curTextureUnit].objTCoeff.z;
2764 param[3] = (GLint) t->unit[t->curTextureUnit].objTCoeff.w;
2765 break;
2766 case GL_R:
2767 param[0] = (GLint) t->unit[t->curTextureUnit].objRCoeff.x;
2768 param[1] = (GLint) t->unit[t->curTextureUnit].objRCoeff.y;
2769 param[2] = (GLint) t->unit[t->curTextureUnit].objRCoeff.z;
2770 param[3] = (GLint) t->unit[t->curTextureUnit].objRCoeff.w;
2771 break;
2772 case GL_Q:
2773 param[0] = (GLint) t->unit[t->curTextureUnit].objQCoeff.x;
2774 param[1] = (GLint) t->unit[t->curTextureUnit].objQCoeff.y;
2775 param[2] = (GLint) t->unit[t->curTextureUnit].objQCoeff.z;
2776 param[3] = (GLint) t->unit[t->curTextureUnit].objQCoeff.w;
2777 break;
2778 default:
2779 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2780 "glGetTexGeniv called with bogus coord: %d", coord);
2781 return;
2782 }
2783 break;
2784 case GL_EYE_PLANE:
2785 switch (coord) {
2786 case GL_S:
2787 param[0] = (GLint) t->unit[t->curTextureUnit].eyeSCoeff.x;
2788 param[1] = (GLint) t->unit[t->curTextureUnit].eyeSCoeff.y;
2789 param[2] = (GLint) t->unit[t->curTextureUnit].eyeSCoeff.z;
2790 param[3] = (GLint) t->unit[t->curTextureUnit].eyeSCoeff.w;
2791 break;
2792 case GL_T:
2793 param[0] = (GLint) t->unit[t->curTextureUnit].eyeTCoeff.x;
2794 param[1] = (GLint) t->unit[t->curTextureUnit].eyeTCoeff.y;
2795 param[2] = (GLint) t->unit[t->curTextureUnit].eyeTCoeff.z;
2796 param[3] = (GLint) t->unit[t->curTextureUnit].eyeTCoeff.w;
2797 break;
2798 case GL_R:
2799 param[0] = (GLint) t->unit[t->curTextureUnit].eyeRCoeff.x;
2800 param[1] = (GLint) t->unit[t->curTextureUnit].eyeRCoeff.y;
2801 param[2] = (GLint) t->unit[t->curTextureUnit].eyeRCoeff.z;
2802 param[3] = (GLint) t->unit[t->curTextureUnit].eyeRCoeff.w;
2803 break;
2804 case GL_Q:
2805 param[0] = (GLint) t->unit[t->curTextureUnit].eyeQCoeff.x;
2806 param[1] = (GLint) t->unit[t->curTextureUnit].eyeQCoeff.y;
2807 param[2] = (GLint) t->unit[t->curTextureUnit].eyeQCoeff.z;
2808 param[3] = (GLint) t->unit[t->curTextureUnit].eyeQCoeff.w;
2809 break;
2810 default:
2811 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2812 "glGetTexGeniv called with bogus coord: %d", coord);
2813 return;
2814 }
2815 break;
2816 default:
2817 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2818 "glGetTexGen called with bogus pname: %d", pname);
2819 return;
2820 }
2821}
2822
2823
2824void STATE_APIENTRY
2825crStateGetTexLevelParameterfv(GLenum target, GLint level,
2826 GLenum pname, GLfloat *params)
2827{
2828 CRContext *g = GetCurrentContext();
2829 CRTextureState *t = &(g->texture);
2830 CRTextureObj *tobj;
2831 CRTextureLevel *timg;
2832
2833 if (g->current.inBeginEnd)
2834 {
2835 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2836 "glGetTexLevelParameterfv called in begin/end");
2837 return;
2838 }
2839
2840 if (level < 0 || level > t->maxLevel)
2841 {
2842 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
2843 "glGetTexLevelParameterfv: Invalid level: %d", level);
2844 return;
2845 }
2846
2847 crStateGetTextureObjectAndImage(g, target, level, &tobj, &timg);
2848 if (!timg)
2849 {
2850 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2851 "GetTexLevelParameterfv: invalid target: 0x%x or level %d",
2852 target, level);
2853 return;
2854 }
2855
2856 switch (pname)
2857 {
2858 case GL_TEXTURE_WIDTH:
2859 *params = (GLfloat) timg->width;
2860 break;
2861 case GL_TEXTURE_HEIGHT:
2862 *params = (GLfloat) timg->height;
2863 break;
2864#ifdef CR_OPENGL_VERSION_1_2
2865 case GL_TEXTURE_DEPTH:
2866 *params = (GLfloat) timg->depth;
2867 break;
2868#endif
2869 case GL_TEXTURE_INTERNAL_FORMAT:
2870 *params = (GLfloat) timg->internalFormat;
2871 break;
2872 case GL_TEXTURE_BORDER:
2873 *params = (GLfloat) timg->border;
2874 break;
2875 case GL_TEXTURE_RED_SIZE:
2876 *params = (GLfloat) timg->texFormat->redbits;
2877 break;
2878 case GL_TEXTURE_GREEN_SIZE:
2879 *params = (GLfloat) timg->texFormat->greenbits;
2880 break;
2881 case GL_TEXTURE_BLUE_SIZE:
2882 *params = (GLfloat) timg->texFormat->bluebits;
2883 break;
2884 case GL_TEXTURE_ALPHA_SIZE:
2885 *params = (GLfloat) timg->texFormat->alphabits;
2886 break;
2887 case GL_TEXTURE_INTENSITY_SIZE:
2888 *params = (GLfloat) timg->texFormat->intensitybits;
2889 break;
2890 case GL_TEXTURE_LUMINANCE_SIZE:
2891 *params = (GLfloat) timg->texFormat->luminancebits;
2892 break;
2893#if CR_ARB_texture_compression
2894 case GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB:
2895 *params = (GLfloat) timg->bytes;
2896 break;
2897 case GL_TEXTURE_COMPRESSED_ARB:
2898 *params = (GLfloat) timg->compressed;
2899 break;
2900#endif
2901 default:
2902 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2903 "GetTexLevelParameterfv: invalid pname: 0x%x",
2904 pname);
2905 return;
2906 }
2907}
2908
2909
2910void STATE_APIENTRY
2911crStateGetTexLevelParameteriv(GLenum target, GLint level,
2912 GLenum pname, GLint *params)
2913{
2914 CRContext *g = GetCurrentContext();
2915 CRTextureState *t = &(g->texture);
2916 CRTextureObj *tobj;
2917 CRTextureLevel *timg;
2918
2919 if (g->current.inBeginEnd)
2920 {
2921 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
2922 "glGetTexLevelParameteriv called in begin/end");
2923 return;
2924 }
2925
2926 if (level < 0 || level > t->maxLevel)
2927 {
2928 crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
2929 "glGetTexLevelParameteriv: Invalid level: %d", level);
2930 return;
2931 }
2932
2933 crStateGetTextureObjectAndImage(g, target, level, &tobj, &timg);
2934 if (!timg)
2935 {
2936 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2937 "GetTexLevelParameteriv: invalid target: 0x%x",
2938 target);
2939 return;
2940 }
2941
2942 switch (pname)
2943 {
2944 case GL_TEXTURE_WIDTH:
2945 *params = (GLint) timg->width;
2946 break;
2947 case GL_TEXTURE_HEIGHT:
2948 *params = (GLint) timg->height;
2949 break;
2950#ifdef CR_OPENGL_VERSION_1_2
2951 case GL_TEXTURE_DEPTH:
2952 *params = (GLint) timg->depth;
2953 break;
2954#endif
2955 case GL_TEXTURE_INTERNAL_FORMAT:
2956 *params = (GLint) timg->internalFormat;
2957 break;
2958 case GL_TEXTURE_BORDER:
2959 *params = (GLint) timg->border;
2960 break;
2961 case GL_TEXTURE_RED_SIZE:
2962 *params = (GLint) timg->texFormat->redbits;
2963 break;
2964 case GL_TEXTURE_GREEN_SIZE:
2965 *params = (GLint) timg->texFormat->greenbits;
2966 break;
2967 case GL_TEXTURE_BLUE_SIZE:
2968 *params = (GLint) timg->texFormat->bluebits;
2969 break;
2970 case GL_TEXTURE_ALPHA_SIZE:
2971 *params = (GLint) timg->texFormat->alphabits;
2972 break;
2973 case GL_TEXTURE_INTENSITY_SIZE:
2974 *params = (GLint) timg->texFormat->intensitybits;
2975 break;
2976 case GL_TEXTURE_LUMINANCE_SIZE:
2977 *params = (GLint) timg->texFormat->luminancebits;
2978 break;
2979
2980#if 0
2981 /* XXX TODO */
2982 case GL_TEXTURE_DEPTH_SIZE:
2983 *params = (GLint) timg->texFormat->depthSize;
2984 break;
2985#endif
2986#if CR_ARB_texture_compression
2987 case GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB:
2988 *params = (GLint) timg->bytes;
2989 break;
2990 case GL_TEXTURE_COMPRESSED_ARB:
2991 *params = (GLint) timg->compressed;
2992 break;
2993#endif
2994 default:
2995 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
2996 "GetTexLevelParameteriv: invalid pname: 0x%x",
2997 pname);
2998 return;
2999 }
3000}
3001
3002
3003void STATE_APIENTRY
3004crStateGetTexParameterfv(GLenum target, GLenum pname, GLfloat *params)
3005{
3006 CRContext *g = GetCurrentContext();
3007 CRTextureObj *tobj;
3008 CRTextureLevel *tl;
3009
3010 if (g->current.inBeginEnd)
3011 {
3012 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
3013 "glGetTexParameterfv called in begin/end");
3014 return;
3015 }
3016
3017 crStateGetTextureObjectAndImage(g, target, 0, &tobj, &tl);
3018 if (!tobj)
3019 {
3020 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3021 "glGetTexParameterfv: invalid target: 0x%x", target);
3022 return;
3023 }
3024
3025 switch (pname)
3026 {
3027 case GL_TEXTURE_MAG_FILTER:
3028 *params = (GLfloat) tobj->magFilter;
3029 break;
3030 case GL_TEXTURE_MIN_FILTER:
3031 *params = (GLfloat) tobj->minFilter;
3032 break;
3033 case GL_TEXTURE_WRAP_S:
3034 *params = (GLfloat) tobj->wrapS;
3035 break;
3036 case GL_TEXTURE_WRAP_T:
3037 *params = (GLfloat) tobj->wrapT;
3038 break;
3039#ifdef CR_OPENGL_VERSION_1_2
3040 case GL_TEXTURE_WRAP_R:
3041 *params = (GLfloat) tobj->wrapR;
3042 break;
3043 case GL_TEXTURE_PRIORITY:
3044 *params = (GLfloat) tobj->priority;
3045 break;
3046#endif
3047 case GL_TEXTURE_BORDER_COLOR:
3048 params[0] = tobj->borderColor.r;
3049 params[1] = tobj->borderColor.g;
3050 params[2] = tobj->borderColor.b;
3051 params[3] = tobj->borderColor.a;
3052 break;
3053#ifdef CR_EXT_texture_filter_anisotropic
3054 case GL_TEXTURE_MAX_ANISOTROPY_EXT:
3055 if (g->extensions.EXT_texture_filter_anisotropic) {
3056 *params = (GLfloat) tobj->maxAnisotropy;
3057 }
3058 else {
3059 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3060 "glGetTexParameterfv: invalid pname: 0x%x", pname);
3061 return;
3062 }
3063 break;
3064#endif
3065#ifdef CR_ARB_depth_texture
3066 case GL_DEPTH_TEXTURE_MODE_ARB:
3067 if (g->extensions.ARB_depth_texture) {
3068 *params = (GLfloat) tobj->depthMode;
3069 }
3070 else {
3071 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3072 "glGetTexParameter: invalid pname: 0x%x", pname);
3073 return;
3074 }
3075 break;
3076#endif
3077#ifdef CR_ARB_shadow
3078 case GL_TEXTURE_COMPARE_MODE_ARB:
3079 if (g->extensions.ARB_shadow) {
3080 *params = (GLfloat) tobj->compareMode;
3081 }
3082 else {
3083 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3084 "glGetTexParameter: invalid pname: 0x%x", pname);
3085 return;
3086 }
3087 break;
3088 case GL_TEXTURE_COMPARE_FUNC_ARB:
3089 if (g->extensions.ARB_shadow) {
3090 *params = (GLfloat) tobj->compareFunc;
3091 }
3092 else {
3093 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3094 "glGetTexParameter: invalid pname: 0x%x", pname);
3095 return;
3096 }
3097 break;
3098#endif
3099#ifdef CR_ARB_shadow_ambient
3100 case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
3101 if (g->extensions.ARB_shadow_ambient) {
3102 *params = (GLfloat) tobj->compareFailValue;
3103 }
3104 else {
3105 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3106 "glGetTexParameter: invalid pname: 0x%x", pname);
3107 return;
3108 }
3109 break;
3110#endif
3111#ifdef CR_SGIS_generate_mipmap
3112 case GL_GENERATE_MIPMAP_SGIS:
3113 if (g->extensions.SGIS_generate_mipmap) {
3114 *params = (GLfloat) tobj->generateMipmap;
3115 }
3116 else {
3117 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3118 "glGetTexParameter: invalid pname: 0x%x", pname);
3119 return;
3120 }
3121 break;
3122#endif
3123#ifdef CR_OPENGL_VERSION_1_2
3124 case GL_TEXTURE_MIN_LOD:
3125 *params = (GLfloat) tobj->minLod;
3126 break;
3127 case GL_TEXTURE_MAX_LOD:
3128 *params = (GLfloat) tobj->maxLod;
3129 break;
3130 case GL_TEXTURE_BASE_LEVEL:
3131 *params = (GLfloat) tobj->baseLevel;
3132 break;
3133 case GL_TEXTURE_MAX_LEVEL:
3134 *params = (GLfloat) tobj->maxLevel;
3135 break;
3136#endif
3137#if 0
3138 case GL_TEXTURE_LOD_BIAS_EXT:
3139 /* XXX todo */
3140 *params = (GLfloat) tobj->lodBias;
3141 break;
3142#endif
3143 case GL_TEXTURE_RESIDENT:
3144 /* XXX todo */
3145 crWarning("glGetTexParameterfv GL_TEXTURE_RESIDENT is unimplemented");
3146 break;
3147 default:
3148 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3149 "glGetTexParameterfv: invalid pname: %d", pname);
3150 return;
3151 }
3152}
3153
3154
3155void STATE_APIENTRY
3156crStateGetTexParameteriv(GLenum target, GLenum pname, GLint *params)
3157{
3158 CRContext *g = GetCurrentContext();
3159 CRTextureObj *tobj;
3160 CRTextureLevel *tl;
3161
3162 if (g->current.inBeginEnd)
3163 {
3164 crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
3165 "glGetTexParameter called in begin/end");
3166 return;
3167 }
3168
3169 crStateGetTextureObjectAndImage(g, target, 0, &tobj, &tl);
3170 if (!tobj)
3171 {
3172 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3173 "glGetTexParameteriv: invalid target: 0x%x", target);
3174 return;
3175 }
3176
3177 switch (pname)
3178 {
3179 case GL_TEXTURE_MAG_FILTER:
3180 *params = (GLint) tobj->magFilter;
3181 break;
3182 case GL_TEXTURE_MIN_FILTER:
3183 *params = (GLint) tobj->minFilter;
3184 break;
3185 case GL_TEXTURE_WRAP_S:
3186 *params = (GLint) tobj->wrapS;
3187 break;
3188 case GL_TEXTURE_WRAP_T:
3189 *params = (GLint) tobj->wrapT;
3190 break;
3191#ifdef CR_OPENGL_VERSION_1_2
3192 case GL_TEXTURE_WRAP_R:
3193 *params = (GLint) tobj->wrapR;
3194 break;
3195 case GL_TEXTURE_PRIORITY:
3196 *params = (GLint) tobj->priority;
3197 break;
3198#endif
3199 case GL_TEXTURE_BORDER_COLOR:
3200 params[0] = (GLint) (tobj->borderColor.r * CR_MAXINT);
3201 params[1] = (GLint) (tobj->borderColor.g * CR_MAXINT);
3202 params[2] = (GLint) (tobj->borderColor.b * CR_MAXINT);
3203 params[3] = (GLint) (tobj->borderColor.a * CR_MAXINT);
3204 break;
3205#ifdef CR_OPENGL_VERSION_1_2
3206 case GL_TEXTURE_MIN_LOD:
3207 *params = (GLint) tobj->minLod;
3208 break;
3209 case GL_TEXTURE_MAX_LOD:
3210 *params = (GLint) tobj->maxLod;
3211 break;
3212 case GL_TEXTURE_BASE_LEVEL:
3213 *params = (GLint) tobj->baseLevel;
3214 break;
3215 case GL_TEXTURE_MAX_LEVEL:
3216 *params = (GLint) tobj->maxLevel;
3217 break;
3218#endif
3219#ifdef CR_EXT_texture_filter_anisotropic
3220 case GL_TEXTURE_MAX_ANISOTROPY_EXT:
3221 if (g->extensions.EXT_texture_filter_anisotropic) {
3222 *params = (GLint) tobj->maxAnisotropy;
3223 }
3224 else {
3225 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3226 "glGetTexParameter: invalid pname: 0x%x", pname);
3227 return;
3228 }
3229 break;
3230#endif
3231#ifdef CR_ARB_depth_texture
3232 case GL_DEPTH_TEXTURE_MODE_ARB:
3233 if (g->extensions.ARB_depth_texture) {
3234 *params = (GLint) tobj->depthMode;
3235 }
3236 else {
3237 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3238 "glGetTexParameter: invalid pname: 0x%x", pname);
3239 return;
3240 }
3241 break;
3242#endif
3243#ifdef CR_ARB_shadow
3244 case GL_TEXTURE_COMPARE_MODE_ARB:
3245 if (g->extensions.ARB_shadow) {
3246 *params = (GLint) tobj->compareMode;
3247 }
3248 else {
3249 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3250 "glGetTexParameter: invalid pname: 0x%x", pname);
3251 return;
3252 }
3253 break;
3254 case GL_TEXTURE_COMPARE_FUNC_ARB:
3255 if (g->extensions.ARB_shadow) {
3256 *params = (GLint) tobj->compareFunc;
3257 }
3258 else {
3259 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3260 "glGetTexParameter: invalid pname: 0x%x", pname);
3261 return;
3262 }
3263 break;
3264#endif
3265#ifdef CR_ARB_shadow_ambient
3266 case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
3267 if (g->extensions.ARB_shadow_ambient) {
3268 *params = (GLint) tobj->compareFailValue;
3269 }
3270 else {
3271 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3272 "glGetTexParameter: invalid pname: 0x%x", pname);
3273 return;
3274 }
3275 break;
3276#endif
3277#ifdef CR_SGIS_generate_mipmap
3278 case GL_GENERATE_MIPMAP_SGIS:
3279 if (g->extensions.SGIS_generate_mipmap) {
3280 *params = (GLint) tobj->generateMipmap;
3281 }
3282 else {
3283 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3284 "glGetTexParameter: invalid pname: 0x%x", pname);
3285 return;
3286 }
3287 break;
3288#endif
3289 case GL_TEXTURE_RESIDENT:
3290 /* XXX todo */
3291 crWarning("glGetTexParameteriv GL_TEXTURE_RESIDENT is unimplemented");
3292 break;
3293 default:
3294 crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
3295 "glGetTexParameter: invalid pname: %d", pname);
3296 return;
3297 }
3298}
3299
3300
3301void STATE_APIENTRY
3302crStatePrioritizeTextures(GLsizei n, const GLuint *textures,
3303 const GLclampf *priorities)
3304{
3305 CRContext *g = GetCurrentContext();
3306 CRTextureObj *tobj;
3307 GLsizei i;
3308 UNUSED(priorities);
3309
3310 for (i = 0; i < n; ++i)
3311 {
3312 GLuint tex = textures[i];
3313 GET_TOBJ(tobj, g, tex);
3314 if (!tobj)
3315 {
3316 Assert(crHashtableIsKeyUsed(g->shared->textureTable, tex));
3317 tobj = crStateTextureAllocate_t(g, tex);
3318 }
3319
3320 /* so far the code just ensures the tex object is created to make
3321 * the crserverlib code be able to pass it to host ogl */
3322
3323 /** @todo store texture priorities in the state data to be able to restore it properly
3324 * on save state load */
3325 }
3326
3327 return;
3328}
3329
3330
3331GLboolean STATE_APIENTRY
3332crStateAreTexturesResident(GLsizei n, const GLuint *textures,
3333 GLboolean *residences)
3334{
3335 UNUSED(n);
3336 UNUSED(textures);
3337 UNUSED(residences);
3338 /** @todo */
3339 return GL_TRUE;
3340}
3341
3342
3343GLboolean STATE_APIENTRY
3344crStateIsTexture(GLuint texture)
3345{
3346 CRContext *g = GetCurrentContext();
3347 CRTextureObj *tobj;
3348
3349 GET_TOBJ(tobj, g, texture);
3350 return tobj != NULL;
3351}
3352
3353static void crStateCheckTextureHWIDCB(unsigned long key, void *data1, void *data2)
3354{
3355 CRTextureObj *pTex = (CRTextureObj *) data1;
3356 crCheckIDHWID_t *pParms = (crCheckIDHWID_t*) data2;
3357 (void) key;
3358
3359 if (crStateGetTextureObjHWID(pTex)==pParms->hwid)
3360 pParms->id = pTex->id;
3361}
3362
3363DECLEXPORT(GLuint) STATE_APIENTRY crStateTextureHWIDtoID(GLuint hwid)
3364{
3365 CRContext *g = GetCurrentContext();
3366 crCheckIDHWID_t parms;
3367
3368 parms.id = hwid;
3369 parms.hwid = hwid;
3370
3371 crHashtableWalk(g->shared->textureTable, crStateCheckTextureHWIDCB, &parms);
3372 return parms.id;
3373}
3374
3375DECLEXPORT(GLuint) STATE_APIENTRY crStateGetTextureHWID(GLuint id)
3376{
3377 CRContext *g = GetCurrentContext();
3378 CRTextureObj *tobj;
3379
3380 GET_TOBJ(tobj, g, id);
3381
3382#ifdef DEBUG_misha
3383 if (id)
3384 {
3385 Assert(tobj);
3386 }
3387 else
3388 {
3389 Assert(!tobj);
3390 }
3391 if (tobj)
3392 {
3393/* crDebug("tex id(%d), hwid(%d)", tobj->id, tobj->hwid);*/
3394 }
3395#endif
3396
3397
3398 return tobj ? crStateGetTextureObjHWID(tobj) : 0;
3399}
3400
3401DECLEXPORT(GLuint) STATE_APIENTRY crStateGetTextureObjHWID(CRTextureObj *tobj)
3402{
3403 CRASSERT(tobj);
3404
3405#ifndef IN_GUEST
3406 if (tobj->id && !tobj->hwid)
3407 {
3408 CRASSERT(diff_api.GenTextures);
3409 diff_api.GenTextures(1, &tobj->hwid);
3410#if 0 /*def DEBUG_misha*/
3411 crDebug("tex id(%d), hwid(%d)", tobj->id, tobj->hwid);
3412#endif
3413 CRASSERT(tobj->hwid);
3414 }
3415#endif
3416
3417 return tobj->hwid;
3418}
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