2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (c) 2008-2009 VMware, Inc.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
31 * \author Gareth Hughes
39 #include "texcompress.h"
40 #include "texformat.h"
41 #include "glformats.h"
43 #define RETURN_IF_SUPPORTED(f) do { \
44 if (ctx->TextureFormatSupported[f]) \
49 * Choose an appropriate texture format given the format, type and
50 * internalFormat parameters passed to glTexImage().
52 * \param ctx the GL context.
53 * \param target a texture target (GL_TEXTURE_x)
54 * \param internalFormat user's prefered internal texture format.
55 * \param format incoming image pixel format.
56 * \param type incoming image data type.
58 * \return the closest mesa_format for the given format/type arguments
60 * This is called via dd_function_table::ChooseTextureFormat. Hardware
61 * drivers may override this function with a specialized version.
64 _mesa_choose_tex_format(struct gl_context
*ctx
, GLenum target
,
65 GLint internalFormat
, GLenum format
, GLenum type
)
69 switch (internalFormat
) {
70 /* shallow RGBA formats */
73 if (type
== GL_UNSIGNED_SHORT_4_4_4_4_REV
) {
74 RETURN_IF_SUPPORTED(MESA_FORMAT_B4G4R4A4_UNORM
);
75 } else if (type
== GL_UNSIGNED_SHORT_1_5_5_5_REV
) {
76 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G5R5A1_UNORM
);
77 } else if (type
== GL_UNSIGNED_SHORT_5_5_5_1
) {
78 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G5R5A1_UNORM
);
79 } else if (type
== GL_UNSIGNED_INT_2_10_10_10_REV
) {
80 RETURN_IF_SUPPORTED(MESA_FORMAT_B10G10R10A2_UNORM
);
85 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_UNORM
);
86 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_UNORM
);
87 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
90 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G5R5A1_UNORM
);
91 RETURN_IF_SUPPORTED(MESA_FORMAT_A1B5G5R5_UNORM
);
94 RETURN_IF_SUPPORTED(MESA_FORMAT_A4R4G4B4_UNORM
); /* just to test another format*/
95 RETURN_IF_SUPPORTED(MESA_FORMAT_B4G4R4A4_UNORM
);
98 RETURN_IF_SUPPORTED(MESA_FORMAT_B4G4R4A4_UNORM
);
101 /* deep RGBA formats */
103 RETURN_IF_SUPPORTED(MESA_FORMAT_R10G10B10A2_UNORM
);
104 RETURN_IF_SUPPORTED(MESA_FORMAT_B10G10R10A2_UNORM
);
105 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
109 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UNORM16
);
110 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UNORM16
);
111 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_UNORM
);
112 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
115 /* shallow RGB formats */
118 if (type
== GL_UNSIGNED_INT_2_10_10_10_REV
) {
119 RETURN_IF_SUPPORTED(MESA_FORMAT_B10G10R10A2_UNORM
);
121 if (type
== GL_UNSIGNED_SHORT_5_6_5
) {
122 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G6R5_UNORM
);
126 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UNORM8
);
127 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8X8_UNORM
);
128 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_UNORM
);
130 RETURN_IF_SUPPORTED(MESA_FORMAT_BGR_UNORM8
);
131 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8X8_UNORM
);
132 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
135 RETURN_IF_SUPPORTED(MESA_FORMAT_B2G3R3_UNORM
);
136 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G6R5_UNORM
);
137 RETURN_IF_SUPPORTED(MESA_FORMAT_R5G6B5_UNORM
);
138 RETURN_IF_SUPPORTED(MESA_FORMAT_BGR_UNORM8
);
139 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8X8_UNORM
);
140 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
143 RETURN_IF_SUPPORTED(MESA_FORMAT_R5G6B5_UNORM
); /* just to test another format */
144 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G6R5_UNORM
);
147 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G6R5_UNORM
);
150 /* deep RGB formats */
154 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_UNORM16
);
155 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UNORM16
);
156 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8X8_UNORM
);
157 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
164 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UNORM8
);
165 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
170 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UNORM16
);
171 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UNORM8
);
172 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
175 /* Luminance formats */
180 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UNORM8
);
185 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UNORM16
);
186 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UNORM8
);
189 /* Luminance/Alpha formats */
190 case GL_LUMINANCE4_ALPHA4
:
191 RETURN_IF_SUPPORTED(MESA_FORMAT_L4A4_UNORM
);
192 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
196 case GL_LUMINANCE_ALPHA
:
197 case GL_LUMINANCE6_ALPHA2
:
198 case GL_LUMINANCE8_ALPHA8
:
199 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
202 case GL_LUMINANCE12_ALPHA4
:
203 case GL_LUMINANCE12_ALPHA12
:
204 case GL_LUMINANCE16_ALPHA16
:
205 RETURN_IF_SUPPORTED(MESA_FORMAT_L16A16_UNORM
);
206 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
212 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UNORM8
);
217 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UNORM16
);
218 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UNORM8
);
221 case GL_DEPTH_COMPONENT
:
222 case GL_DEPTH_COMPONENT24
:
223 case GL_DEPTH_COMPONENT32
:
224 RETURN_IF_SUPPORTED(MESA_FORMAT_Z_UNORM32
);
225 RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_UNORM_X8_UINT
);
226 RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_UNORM_S8_UINT
);
228 case GL_DEPTH_COMPONENT16
:
229 RETURN_IF_SUPPORTED(MESA_FORMAT_Z_UNORM16
);
230 RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_UNORM_X8_UINT
);
231 RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_UNORM_S8_UINT
);
234 case GL_COMPRESSED_ALPHA_ARB
:
235 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UNORM8
);
236 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
238 case GL_COMPRESSED_LUMINANCE_ARB
:
239 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UNORM8
);
241 case GL_COMPRESSED_LUMINANCE_ALPHA_ARB
:
242 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_UNORM
);
244 case GL_COMPRESSED_INTENSITY_ARB
:
245 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UNORM8
);
247 case GL_COMPRESSED_RGB_ARB
:
248 /* We don't use texture compression for 1D and 1D array textures.
249 * For 1D textures, compressions doesn't buy us much.
250 * For 1D ARRAY textures, there's complicated issues with updating
251 * sub-regions on non-block boundaries with glCopyTexSubImage, among
252 * other issues. FWIW, the GL_EXT_texture_array extension prohibits
253 * 1D ARRAY textures in S3TC format.
255 if (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_1D_ARRAY
) {
256 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_DXT1
);
258 RETURN_IF_SUPPORTED(MESA_FORMAT_BGR_UNORM8
);
259 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8X8_UNORM
);
260 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
262 case GL_COMPRESSED_RGBA_ARB
:
263 /* We don't use texture compression for 1D and 1D array textures. */
264 if (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_1D_ARRAY
) {
265 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_DXT3
); /* Not rgba_dxt1, see spec */
267 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_UNORM
);
268 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
272 RETURN_IF_SUPPORTED(MESA_FORMAT_B5G6R5_UNORM
);
276 if (type
== GL_UNSIGNED_SHORT_8_8_MESA
)
277 RETURN_IF_SUPPORTED(MESA_FORMAT_YCBCR
);
279 RETURN_IF_SUPPORTED(MESA_FORMAT_YCBCR_REV
);
282 case GL_ALPHA16F_ARB
:
283 RETURN_IF_SUPPORTED(MESA_FORMAT_A_FLOAT16
);
284 RETURN_IF_SUPPORTED(MESA_FORMAT_A_FLOAT32
);
285 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
286 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
288 case GL_ALPHA32F_ARB
:
289 RETURN_IF_SUPPORTED(MESA_FORMAT_A_FLOAT32
);
290 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
291 RETURN_IF_SUPPORTED(MESA_FORMAT_A_FLOAT16
);
292 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
294 case GL_LUMINANCE16F_ARB
:
295 RETURN_IF_SUPPORTED(MESA_FORMAT_L_FLOAT16
);
296 RETURN_IF_SUPPORTED(MESA_FORMAT_L_FLOAT32
);
297 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
298 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
300 case GL_LUMINANCE32F_ARB
:
301 RETURN_IF_SUPPORTED(MESA_FORMAT_L_FLOAT32
);
302 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
303 RETURN_IF_SUPPORTED(MESA_FORMAT_L_FLOAT16
);
304 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
306 case GL_LUMINANCE_ALPHA16F_ARB
:
307 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_FLOAT16
);
308 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_FLOAT32
);
309 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
310 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
312 case GL_LUMINANCE_ALPHA32F_ARB
:
313 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_FLOAT32
);
314 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
315 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_FLOAT16
);
316 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
318 case GL_INTENSITY16F_ARB
:
319 RETURN_IF_SUPPORTED(MESA_FORMAT_I_FLOAT16
);
320 RETURN_IF_SUPPORTED(MESA_FORMAT_I_FLOAT32
);
321 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
322 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
324 case GL_INTENSITY32F_ARB
:
325 RETURN_IF_SUPPORTED(MESA_FORMAT_I_FLOAT32
);
326 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
327 RETURN_IF_SUPPORTED(MESA_FORMAT_I_FLOAT16
);
328 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
331 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_FLOAT16
);
332 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_FLOAT16
);
333 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
334 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_FLOAT32
);
335 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
338 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_FLOAT32
);
339 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_FLOAT32
);
340 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
341 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_FLOAT16
);
342 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
345 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
346 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
349 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
350 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
354 /* GL_EXT_texture_shared_exponent -- just one format to support */
355 assert(ctx
->TextureFormatSupported
[MESA_FORMAT_R9G9B9E5_FLOAT
]);
356 return MESA_FORMAT_R9G9B9E5_FLOAT
;
358 case GL_R11F_G11F_B10F
:
359 /* GL_EXT_texture_packed_float -- just one format to support */
360 assert(ctx
->TextureFormatSupported
[MESA_FORMAT_R11G11B10_FLOAT
]);
361 return MESA_FORMAT_R11G11B10_FLOAT
;
363 case GL_DEPTH_STENCIL_EXT
:
364 case GL_DEPTH24_STENCIL8_EXT
:
365 RETURN_IF_SUPPORTED(MESA_FORMAT_S8_UINT_Z24_UNORM
);
366 RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_UNORM_S8_UINT
);
369 case GL_DEPTH_COMPONENT32F
:
370 assert(ctx
->TextureFormatSupported
[MESA_FORMAT_Z_FLOAT32
]);
371 return MESA_FORMAT_Z_FLOAT32
;
372 case GL_DEPTH32F_STENCIL8
:
373 assert(ctx
->TextureFormatSupported
[MESA_FORMAT_Z32_FLOAT_S8X24_UINT
]);
374 return MESA_FORMAT_Z32_FLOAT_S8X24_UINT
;
378 RETURN_IF_SUPPORTED(MESA_FORMAT_R_SNORM8
);
382 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8_SNORM
);
386 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8X8_SNORM
);
387 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
388 RETURN_IF_SUPPORTED(MESA_FORMAT_X8B8G8R8_SNORM
);
389 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
393 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
394 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
395 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
398 case GL_ALPHA8_SNORM
:
399 RETURN_IF_SUPPORTED(MESA_FORMAT_A_SNORM8
);
400 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
401 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
403 case GL_LUMINANCE_SNORM
:
404 case GL_LUMINANCE8_SNORM
:
405 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SNORM8
);
406 RETURN_IF_SUPPORTED(MESA_FORMAT_X8B8G8R8_SNORM
);
407 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
408 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
410 case GL_LUMINANCE_ALPHA_SNORM
:
411 case GL_LUMINANCE8_ALPHA8_SNORM
:
412 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_SNORM
);
413 RETURN_IF_SUPPORTED(MESA_FORMAT_A8L8_SNORM
);
414 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
415 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
417 case GL_INTENSITY_SNORM
:
418 case GL_INTENSITY8_SNORM
:
419 RETURN_IF_SUPPORTED(MESA_FORMAT_I_SNORM8
);
420 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
421 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
424 RETURN_IF_SUPPORTED(MESA_FORMAT_R_SNORM16
);
427 RETURN_IF_SUPPORTED(MESA_FORMAT_R16G16_SNORM
);
430 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_SNORM16
);
431 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_SNORM16
);
433 case GL_RGBA16_SNORM
:
434 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SNORM16
);
435 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
436 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
438 case GL_ALPHA16_SNORM
:
439 RETURN_IF_SUPPORTED(MESA_FORMAT_A_SNORM16
);
440 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SNORM16
);
441 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
442 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
444 case GL_LUMINANCE16_SNORM
:
445 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SNORM16
);
447 case GL_LUMINANCE16_ALPHA16_SNORM
:
448 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_SNORM16
);
449 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SNORM16
);
450 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
451 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
453 case GL_INTENSITY16_SNORM
:
454 RETURN_IF_SUPPORTED(MESA_FORMAT_I_SNORM16
);
455 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SNORM16
);
456 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SNORM
);
457 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SNORM
);
462 /* there is no MESA_FORMAT_RGB_SRGB8 */
463 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8X8_SRGB
);
464 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SRGB
);
466 RETURN_IF_SUPPORTED(MESA_FORMAT_BGR_SRGB8
);
467 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
469 RETURN_IF_SUPPORTED(MESA_FORMAT_X8B8G8R8_SRGB
);
470 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
472 case GL_SRGB_ALPHA_EXT
:
473 case GL_SRGB8_ALPHA8_EXT
:
474 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8B8A8_SRGB
);
476 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SRGB
);
477 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
478 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
480 case GL_SLUMINANCE_EXT
:
481 case GL_SLUMINANCE8_EXT
:
482 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SRGB8
);
483 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
484 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
486 case GL_SLUMINANCE_ALPHA_EXT
:
487 case GL_SLUMINANCE8_ALPHA8_EXT
:
488 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_SRGB
);
489 RETURN_IF_SUPPORTED(MESA_FORMAT_A8L8_SRGB
);
490 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
491 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
493 case GL_COMPRESSED_SLUMINANCE_EXT
:
494 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SRGB8
);
495 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
496 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
498 case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT
:
499 RETURN_IF_SUPPORTED(MESA_FORMAT_L8A8_SRGB
);
500 RETURN_IF_SUPPORTED(MESA_FORMAT_A8L8_SRGB
);
501 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
502 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
504 case GL_COMPRESSED_SRGB_EXT
:
505 RETURN_IF_SUPPORTED(MESA_FORMAT_SRGB_DXT1
);
506 RETURN_IF_SUPPORTED(MESA_FORMAT_BGR_SRGB8
);
507 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
508 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
510 case GL_COMPRESSED_SRGB_ALPHA_EXT
:
511 RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT3
); /* Not srgba_dxt1, see spec */
512 RETURN_IF_SUPPORTED(MESA_FORMAT_A8B8G8R8_SRGB
);
513 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_SRGB
);
514 RETURN_IF_SUPPORTED(MESA_FORMAT_A8R8G8B8_SRGB
);
517 case GL_ALPHA8UI_EXT
:
518 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UINT8
);
519 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
521 case GL_ALPHA16UI_EXT
:
522 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UINT16
);
523 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
525 case GL_ALPHA32UI_EXT
:
526 RETURN_IF_SUPPORTED(MESA_FORMAT_A_UINT32
);
527 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
530 RETURN_IF_SUPPORTED(MESA_FORMAT_A_SINT8
);
531 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
533 case GL_ALPHA16I_EXT
:
534 RETURN_IF_SUPPORTED(MESA_FORMAT_A_SINT16
);
535 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
537 case GL_ALPHA32I_EXT
:
538 RETURN_IF_SUPPORTED(MESA_FORMAT_A_SINT32
);
539 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
541 case GL_LUMINANCE8UI_EXT
:
542 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UINT8
);
543 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
545 case GL_LUMINANCE16UI_EXT
:
546 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UINT16
);
547 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
549 case GL_LUMINANCE32UI_EXT
:
550 RETURN_IF_SUPPORTED(MESA_FORMAT_L_UINT32
);
551 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
553 case GL_LUMINANCE8I_EXT
:
554 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SINT8
);
555 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
557 case GL_LUMINANCE16I_EXT
:
558 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SINT16
);
559 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
561 case GL_LUMINANCE32I_EXT
:
562 RETURN_IF_SUPPORTED(MESA_FORMAT_L_SINT32
);
563 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
565 case GL_LUMINANCE_ALPHA8UI_EXT
:
566 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_UINT8
);
567 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
569 case GL_LUMINANCE_ALPHA16UI_EXT
:
570 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_UINT16
);
571 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
573 case GL_LUMINANCE_ALPHA32UI_EXT
:
574 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_UINT32
);
575 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
577 case GL_LUMINANCE_ALPHA8I_EXT
:
578 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_SINT8
);
579 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
581 case GL_LUMINANCE_ALPHA16I_EXT
:
582 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_SINT16
);
583 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
585 case GL_LUMINANCE_ALPHA32I_EXT
:
586 RETURN_IF_SUPPORTED(MESA_FORMAT_LA_SINT32
);
587 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
589 case GL_INTENSITY8UI_EXT
:
590 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UINT8
);
591 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
593 case GL_INTENSITY16UI_EXT
:
594 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UINT16
);
595 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
597 case GL_INTENSITY32UI_EXT
:
598 RETURN_IF_SUPPORTED(MESA_FORMAT_I_UINT32
);
599 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
601 case GL_INTENSITY8I_EXT
:
602 RETURN_IF_SUPPORTED(MESA_FORMAT_I_SINT8
);
603 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
605 case GL_INTENSITY16I_EXT
:
606 RETURN_IF_SUPPORTED(MESA_FORMAT_I_SINT16
);
607 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
609 case GL_INTENSITY32I_EXT
:
610 RETURN_IF_SUPPORTED(MESA_FORMAT_I_SINT32
);
611 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
615 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT8
);
616 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_UINT8
);
617 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
620 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT16
);
621 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_UINT16
);
622 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
625 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT32
);
626 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_UINT32
);
627 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
630 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_SINT8
);
631 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_SINT8
);
632 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
635 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_SINT16
);
636 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_SINT16
);
637 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
640 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_SINT32
);
641 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBX_SINT32
);
642 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
645 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8
);
647 case GL_RGBA16UI_EXT
:
648 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16
);
650 case GL_RGBA32UI_EXT
:
651 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32
);
654 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT8
);
657 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT16
);
660 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_SINT32
);
665 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UNORM8
);
668 case GL_COMPRESSED_RED
:
669 if (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_1D_ARRAY
)
670 RETURN_IF_SUPPORTED(MESA_FORMAT_R_RGTC1_UNORM
);
671 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UNORM8
);
675 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UNORM16
);
680 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8_UNORM
);
683 case GL_COMPRESSED_RG
:
684 if (target
!= GL_TEXTURE_1D
&& target
!= GL_TEXTURE_1D_ARRAY
)
685 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_RGTC2_UNORM
);
686 RETURN_IF_SUPPORTED(MESA_FORMAT_R8G8_UNORM
);
690 RETURN_IF_SUPPORTED(MESA_FORMAT_R16G16_UNORM
);
694 RETURN_IF_SUPPORTED(MESA_FORMAT_R_FLOAT16
);
695 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT16
);
696 RETURN_IF_SUPPORTED(MESA_FORMAT_R_FLOAT32
);
697 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT32
);
698 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
699 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
702 RETURN_IF_SUPPORTED(MESA_FORMAT_R_FLOAT32
);
703 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT32
);
704 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
705 RETURN_IF_SUPPORTED(MESA_FORMAT_R_FLOAT16
);
706 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT16
);
707 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
710 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT16
);
711 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT32
);
712 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
713 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
716 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT32
);
717 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32
);
718 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_FLOAT16
);
719 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16
);
723 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UINT8
);
726 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_UINT8
);
729 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UINT16
);
732 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_UINT16
);
735 RETURN_IF_SUPPORTED(MESA_FORMAT_R_UINT32
);
738 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_UINT32
);
741 RETURN_IF_SUPPORTED(MESA_FORMAT_R_SINT8
);
744 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_SINT8
);
747 RETURN_IF_SUPPORTED(MESA_FORMAT_R_SINT16
);
750 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_SINT16
);
753 RETURN_IF_SUPPORTED(MESA_FORMAT_R_SINT32
);
756 RETURN_IF_SUPPORTED(MESA_FORMAT_RG_SINT32
);
760 RETURN_IF_SUPPORTED(MESA_FORMAT_B10G10R10A2_UINT
);
761 RETURN_IF_SUPPORTED(MESA_FORMAT_R10G10B10A2_UINT
);
765 RETURN_IF_SUPPORTED(MESA_FORMAT_B8G8R8A8_UNORM
);
768 case GL_STENCIL_INDEX
:
769 case GL_STENCIL_INDEX8
:
770 RETURN_IF_SUPPORTED(MESA_FORMAT_S_UINT8
);
774 /* For non-generic compressed format we assert two things:
776 * 1. The format has already been validated against the set of available
779 * 2. The driver only enables the extension if it supports all of the
780 * formats that are part of that extension.
782 if (_mesa_is_compressed_format(ctx
, internalFormat
))
783 return _mesa_glenum_to_compressed_format(internalFormat
);
786 _mesa_problem(ctx
, "unexpected format %s in _mesa_choose_tex_format()",
787 _mesa_enum_to_string(internalFormat
));
788 return MESA_FORMAT_NONE
;