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mesa: Introduce a _mesa_format_has_color_component() helper.
[mesa.git] / src / mesa / main / formats.c
1 /*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (c) 2008-2009 VMware, Inc.
6 *
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:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
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.
24 */
25
26
27 #include "imports.h"
28 #include "formats.h"
29 #include "macros.h"
30 #include "glformats.h"
31
32
33 /**
34 * Information about texture formats.
35 */
36 struct gl_format_info
37 {
38 mesa_format Name;
39
40 /** text name for debugging */
41 const char *StrName;
42
43 /**
44 * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA,
45 * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA,
46 * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI.
47 */
48 GLenum BaseFormat;
49
50 /**
51 * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED,
52 * GL_UNSIGNED_INT, GL_INT, GL_FLOAT.
53 */
54 GLenum DataType;
55
56 GLubyte RedBits;
57 GLubyte GreenBits;
58 GLubyte BlueBits;
59 GLubyte AlphaBits;
60 GLubyte LuminanceBits;
61 GLubyte IntensityBits;
62 GLubyte IndexBits;
63 GLubyte DepthBits;
64 GLubyte StencilBits;
65
66 /**
67 * To describe compressed formats. If not compressed, Width=Height=1.
68 */
69 GLubyte BlockWidth, BlockHeight;
70 GLubyte BytesPerBlock;
71 };
72
73
74 /**
75 * Info about each format.
76 * These must be in the same order as the MESA_FORMAT_* enums so that
77 * we can do lookups without searching.
78 */
79 static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
80 {
81 /* Packed unorm formats */
82 {
83 MESA_FORMAT_NONE, /* Name */
84 "MESA_FORMAT_NONE", /* StrName */
85 GL_NONE, /* BaseFormat */
86 GL_NONE, /* DataType */
87 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
88 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
89 0, 0, 0 /* BlockWidth/Height,Bytes */
90 },
91 {
92 MESA_FORMAT_A8B8G8R8_UNORM, /* Name */
93 "MESA_FORMAT_A8B8G8R8_UNORM",/* StrName */
94 GL_RGBA, /* BaseFormat */
95 GL_UNSIGNED_NORMALIZED, /* DataType */
96 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
97 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
98 1, 1, 4 /* BlockWidth/Height,Bytes */
99 },
100 {
101 MESA_FORMAT_X8B8G8R8_UNORM, /* Name */
102 "MESA_FORMAT_X8B8G8R8_UNORM",/* StrName */
103 GL_RGB, /* BaseFormat */
104 GL_UNSIGNED_NORMALIZED, /* DataType */
105 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
106 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
107 1, 1, 4 /* BlockWidth/Height,Bytes */
108 },
109 {
110 MESA_FORMAT_R8G8B8A8_UNORM, /* Name */
111 "MESA_FORMAT_R8G8B8A8_UNORM",/* StrName */
112 GL_RGBA, /* BaseFormat */
113 GL_UNSIGNED_NORMALIZED, /* DataType */
114 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
115 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
116 1, 1, 4 /* BlockWidth/Height,Bytes */
117 },
118 {
119 MESA_FORMAT_R8G8B8X8_UNORM, /* Name */
120 "MESA_FORMAT_R8G8B8X8_UNORM",/* StrName */
121 GL_RGB, /* BaseFormat */
122 GL_UNSIGNED_NORMALIZED, /* DataType */
123 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
124 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
125 1, 1, 4 /* BlockWidth/Height,Bytes */
126 },
127 {
128 MESA_FORMAT_B8G8R8A8_UNORM, /* Name */
129 "MESA_FORMAT_B8G8R8A8_UNORM",/* StrName */
130 GL_RGBA, /* BaseFormat */
131 GL_UNSIGNED_NORMALIZED, /* DataType */
132 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
133 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
134 1, 1, 4 /* BlockWidth/Height,Bytes */
135 },
136 {
137 MESA_FORMAT_B8G8R8X8_UNORM, /* Name */
138 "MESA_FORMAT_B8G8R8X8_UNORM",/* StrName */
139 GL_RGB, /* BaseFormat */
140 GL_UNSIGNED_NORMALIZED, /* DataType */
141 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
142 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
143 1, 1, 4 /* BlockWidth/Height,Bytes */
144 },
145 {
146 MESA_FORMAT_A8R8G8B8_UNORM, /* Name */
147 "MESA_FORMAT_A8R8G8B8_UNORM",/* StrName */
148 GL_RGBA, /* BaseFormat */
149 GL_UNSIGNED_NORMALIZED, /* DataType */
150 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
151 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
152 1, 1, 4 /* BlockWidth/Height,Bytes */
153 },
154 {
155 MESA_FORMAT_X8R8G8B8_UNORM, /* Name */
156 "MESA_FORMAT_X8R8G8B8_UNORM",/* StrName */
157 GL_RGB, /* BaseFormat */
158 GL_UNSIGNED_NORMALIZED, /* DataType */
159 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
160 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
161 1, 1, 4 /* BlockWidth/Height,Bytes */
162 },
163 {
164 MESA_FORMAT_L16A16_UNORM, /* Name */
165 "MESA_FORMAT_L16A16_UNORM", /* StrName */
166 GL_LUMINANCE_ALPHA, /* BaseFormat */
167 GL_UNSIGNED_NORMALIZED, /* DataType */
168 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
169 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
170 1, 1, 4 /* BlockWidth/Height,Bytes */
171 },
172 {
173 MESA_FORMAT_A16L16_UNORM, /* Name */
174 "MESA_FORMAT_A16L16_UNORM", /* StrName */
175 GL_LUMINANCE_ALPHA, /* BaseFormat */
176 GL_UNSIGNED_NORMALIZED, /* DataType */
177 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
178 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
179 1, 1, 4 /* BlockWidth/Height,Bytes */
180 },
181 {
182 MESA_FORMAT_B5G6R5_UNORM, /* Name */
183 "MESA_FORMAT_B5G6R5_UNORM", /* StrName */
184 GL_RGB, /* BaseFormat */
185 GL_UNSIGNED_NORMALIZED, /* DataType */
186 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */
187 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
188 1, 1, 2 /* BlockWidth/Height,Bytes */
189 },
190 {
191 MESA_FORMAT_R5G6B5_UNORM, /* Name */
192 "MESA_FORMAT_R5G6B5_UNORM", /* StrName */
193 GL_RGB, /* BaseFormat */
194 GL_UNSIGNED_NORMALIZED, /* DataType */
195 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */
196 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
197 1, 1, 2 /* BlockWidth/Height,Bytes */
198 },
199 {
200 MESA_FORMAT_B4G4R4A4_UNORM, /* Name */
201 "MESA_FORMAT_B4G4R4A4_UNORM",/* StrName */
202 GL_RGBA, /* BaseFormat */
203 GL_UNSIGNED_NORMALIZED, /* DataType */
204 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */
205 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
206 1, 1, 2 /* BlockWidth/Height,Bytes */
207 },
208 {
209 MESA_FORMAT_B4G4R4X4_UNORM,
210 "MESA_FORMAT_B4G4R4X4_UNORM",
211 GL_RGB,
212 GL_UNSIGNED_NORMALIZED,
213 4, 4, 4, 0,
214 0, 0, 0, 0, 0,
215 1, 1, 2
216 },
217 {
218 MESA_FORMAT_A4R4G4B4_UNORM, /* Name */
219 "MESA_FORMAT_A4R4G4B4_UNORM",/* StrName */
220 GL_RGBA, /* BaseFormat */
221 GL_UNSIGNED_NORMALIZED, /* DataType */
222 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */
223 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
224 1, 1, 2 /* BlockWidth/Height,Bytes */
225 },
226 {
227 MESA_FORMAT_A1B5G5R5_UNORM, /* Name */
228 "MESA_FORMAT_A1B5G5R5_UNORM",/* StrName */
229 GL_RGBA, /* BaseFormat */
230 GL_UNSIGNED_NORMALIZED, /* DataType */
231 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
232 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
233 1, 1, 2 /* BlockWidth/Height,Bytes */
234 },
235 {
236 MESA_FORMAT_B5G5R5A1_UNORM, /* Name */
237 "MESA_FORMAT_B5G5R5A1_UNORM",/* StrName */
238 GL_RGBA, /* BaseFormat */
239 GL_UNSIGNED_NORMALIZED, /* DataType */
240 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
241 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
242 1, 1, 2 /* BlockWidth/Height,Bytes */
243 },
244 {
245 MESA_FORMAT_B5G5R5X1_UNORM,
246 "MESA_FORMAT_B5G5R5X1_UNORM",
247 GL_RGB,
248 GL_UNSIGNED_NORMALIZED,
249 5, 5, 5, 0,
250 0, 0, 0, 0, 0,
251 1, 1, 2
252 },
253 {
254 MESA_FORMAT_A1R5G5B5_UNORM, /* Name */
255 "MESA_FORMAT_A1R5G5B5_UNORM",/* StrName */
256 GL_RGBA, /* BaseFormat */
257 GL_UNSIGNED_NORMALIZED, /* DataType */
258 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
259 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
260 1, 1, 2 /* BlockWidth/Height,Bytes */
261 },
262 {
263 MESA_FORMAT_L8A8_UNORM, /* Name */
264 "MESA_FORMAT_L8A8_UNORM", /* StrName */
265 GL_LUMINANCE_ALPHA, /* BaseFormat */
266 GL_UNSIGNED_NORMALIZED, /* DataType */
267 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
268 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
269 1, 1, 2 /* BlockWidth/Height,Bytes */
270 },
271 {
272 MESA_FORMAT_A8L8_UNORM, /* Name */
273 "MESA_FORMAT_A8L8_UNORM", /* StrName */
274 GL_LUMINANCE_ALPHA, /* BaseFormat */
275 GL_UNSIGNED_NORMALIZED, /* DataType */
276 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
277 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
278 1, 1, 2 /* BlockWidth/Height,Bytes */
279 },
280 {
281 MESA_FORMAT_R8G8_UNORM,
282 "MESA_FORMAT_R8G8_UNORM",
283 GL_RG,
284 GL_UNSIGNED_NORMALIZED,
285 8, 8, 0, 0,
286 0, 0, 0, 0, 0,
287 1, 1, 2
288 },
289 {
290 MESA_FORMAT_G8R8_UNORM,
291 "MESA_FORMAT_G8R8_UNORM",
292 GL_RG,
293 GL_UNSIGNED_NORMALIZED,
294 8, 8, 0, 0,
295 0, 0, 0, 0, 0,
296 1, 1, 2
297 },
298 {
299 MESA_FORMAT_L4A4_UNORM, /* Name */
300 "MESA_FORMAT_L4A4_UNORM", /* StrName */
301 GL_LUMINANCE_ALPHA, /* BaseFormat */
302 GL_UNSIGNED_NORMALIZED, /* DataType */
303 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */
304 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
305 1, 1, 1 /* BlockWidth/Height,Bytes */
306 },
307 {
308 MESA_FORMAT_B2G3R3_UNORM, /* Name */
309 "MESA_FORMAT_B2G3R3_UNORM", /* StrName */
310 GL_RGB, /* BaseFormat */
311 GL_UNSIGNED_NORMALIZED, /* DataType */
312 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */
313 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
314 1, 1, 1 /* BlockWidth/Height,Bytes */
315 },
316 {
317 MESA_FORMAT_R16G16_UNORM,
318 "MESA_FORMAT_R16G16_UNORM",
319 GL_RG,
320 GL_UNSIGNED_NORMALIZED,
321 16, 16, 0, 0,
322 0, 0, 0, 0, 0,
323 1, 1, 4
324 },
325 {
326 MESA_FORMAT_G16R16_UNORM,
327 "MESA_FORMAT_G16R16_UNORM",
328 GL_RG,
329 GL_UNSIGNED_NORMALIZED,
330 16, 16, 0, 0,
331 0, 0, 0, 0, 0,
332 1, 1, 4
333 },
334 {
335 MESA_FORMAT_B10G10R10A2_UNORM,
336 "MESA_FORMAT_B10G10R10A2_UNORM",
337 GL_RGBA,
338 GL_UNSIGNED_NORMALIZED,
339 10, 10, 10, 2,
340 0, 0, 0, 0, 0,
341 1, 1, 4
342 },
343 {
344 MESA_FORMAT_B10G10R10X2_UNORM,
345 "MESA_FORMAT_B10G10R10X2_UNORM",
346 GL_RGB,
347 GL_UNSIGNED_NORMALIZED,
348 10, 10, 10, 0,
349 0, 0, 0, 0, 0,
350 1, 1, 4
351 },
352 {
353 MESA_FORMAT_R10G10B10A2_UNORM,
354 "MESA_FORMAT_R10G10B10A2_UNORM",
355 GL_RGBA,
356 GL_UNSIGNED_NORMALIZED,
357 10, 10, 10, 2,
358 0, 0, 0, 0, 0,
359 1, 1, 4
360 },
361 {
362 MESA_FORMAT_S8_UINT_Z24_UNORM, /* Name */
363 "MESA_FORMAT_S8_UINT_Z24_UNORM", /* StrName */
364 GL_DEPTH_STENCIL, /* BaseFormat */
365 GL_UNSIGNED_NORMALIZED, /* DataType */
366 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
367 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */
368 1, 1, 4 /* BlockWidth/Height,Bytes */
369 },
370 {
371 MESA_FORMAT_X8_UINT_Z24_UNORM, /* Name */
372 "MESA_FORMAT_X8_UINT_Z24_UNORM", /* StrName */
373 GL_DEPTH_COMPONENT, /* BaseFormat */
374 GL_UNSIGNED_NORMALIZED, /* DataType */
375 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
376 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
377 1, 1, 4 /* BlockWidth/Height,Bytes */
378 },
379 {
380 MESA_FORMAT_Z24_UNORM_S8_UINT, /* Name */
381 "MESA_FORMAT_Z24_UNORM_S8_UINT", /* StrName */
382 GL_DEPTH_STENCIL, /* BaseFormat */
383 GL_UNSIGNED_NORMALIZED, /* DataType */
384 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
385 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */
386 1, 1, 4 /* BlockWidth/Height,Bytes */
387 },
388 {
389 MESA_FORMAT_Z24_UNORM_X8_UINT, /* Name */
390 "MESA_FORMAT_Z24_UNORM_X8_UINT", /* StrName */
391 GL_DEPTH_COMPONENT, /* BaseFormat */
392 GL_UNSIGNED_NORMALIZED, /* DataType */
393 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
394 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
395 1, 1, 4 /* BlockWidth/Height,Bytes */
396 },
397 {
398 MESA_FORMAT_YCBCR, /* Name */
399 "MESA_FORMAT_YCBCR", /* StrName */
400 GL_YCBCR_MESA, /* BaseFormat */
401 GL_UNSIGNED_NORMALIZED, /* DataType */
402 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
403 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
404 1, 1, 2 /* BlockWidth/Height,Bytes */
405 },
406 {
407 MESA_FORMAT_YCBCR_REV, /* Name */
408 "MESA_FORMAT_YCBCR_REV", /* StrName */
409 GL_YCBCR_MESA, /* BaseFormat */
410 GL_UNSIGNED_NORMALIZED, /* DataType */
411 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
412 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
413 1, 1, 2 /* BlockWidth/Height,Bytes */
414 },
415
416 /* Array unorm formats */
417 {
418 MESA_FORMAT_DUDV8,
419 "MESA_FORMAT_DUDV8",
420 GL_DUDV_ATI,
421 GL_SIGNED_NORMALIZED,
422 0, 0, 0, 0,
423 0, 0, 0, 0, 0,
424 1, 1, 2
425 },
426 {
427 MESA_FORMAT_A_UNORM8, /* Name */
428 "MESA_FORMAT_A_UNORM8", /* StrName */
429 GL_ALPHA, /* BaseFormat */
430 GL_UNSIGNED_NORMALIZED, /* DataType */
431 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
432 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
433 1, 1, 1 /* BlockWidth/Height,Bytes */
434 },
435 {
436 MESA_FORMAT_A_UNORM16, /* Name */
437 "MESA_FORMAT_A_UNORM16", /* StrName */
438 GL_ALPHA, /* BaseFormat */
439 GL_UNSIGNED_NORMALIZED, /* DataType */
440 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
441 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
442 1, 1, 2 /* BlockWidth/Height,Bytes */
443 },
444 {
445 MESA_FORMAT_L_UNORM8, /* Name */
446 "MESA_FORMAT_L_UNORM8", /* StrName */
447 GL_LUMINANCE, /* BaseFormat */
448 GL_UNSIGNED_NORMALIZED, /* DataType */
449 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
450 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
451 1, 1, 1 /* BlockWidth/Height,Bytes */
452 },
453 {
454 MESA_FORMAT_L_UNORM16, /* Name */
455 "MESA_FORMAT_L_UNORM16", /* StrName */
456 GL_LUMINANCE, /* BaseFormat */
457 GL_UNSIGNED_NORMALIZED, /* DataType */
458 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
459 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
460 1, 1, 2 /* BlockWidth/Height,Bytes */
461 },
462 {
463 MESA_FORMAT_I_UNORM8, /* Name */
464 "MESA_FORMAT_I_UNORM8", /* StrName */
465 GL_INTENSITY, /* BaseFormat */
466 GL_UNSIGNED_NORMALIZED, /* DataType */
467 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
468 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
469 1, 1, 1 /* BlockWidth/Height,Bytes */
470 },
471 {
472 MESA_FORMAT_I_UNORM16, /* Name */
473 "MESA_FORMAT_I_UNORM16", /* StrName */
474 GL_INTENSITY, /* BaseFormat */
475 GL_UNSIGNED_NORMALIZED, /* DataType */
476 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
477 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
478 1, 1, 2 /* BlockWidth/Height,Bytes */
479 },
480 {
481 MESA_FORMAT_R_UNORM8,
482 "MESA_FORMAT_R_UNORM8",
483 GL_RED,
484 GL_UNSIGNED_NORMALIZED,
485 8, 0, 0, 0,
486 0, 0, 0, 0, 0,
487 1, 1, 1
488 },
489 {
490 MESA_FORMAT_R_UNORM16,
491 "MESA_FORMAT_R_UNORM16",
492 GL_RED,
493 GL_UNSIGNED_NORMALIZED,
494 16, 0, 0, 0,
495 0, 0, 0, 0, 0,
496 1, 1, 2
497 },
498 {
499 MESA_FORMAT_BGR_UNORM8, /* Name */
500 "MESA_FORMAT_BGR_UNORM8", /* StrName */
501 GL_RGB, /* BaseFormat */
502 GL_UNSIGNED_NORMALIZED, /* DataType */
503 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
504 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
505 1, 1, 3 /* BlockWidth/Height,Bytes */
506 },
507 {
508 MESA_FORMAT_RGB_UNORM8, /* Name */
509 "MESA_FORMAT_RGB_UNORM8", /* StrName */
510 GL_RGB, /* BaseFormat */
511 GL_UNSIGNED_NORMALIZED, /* DataType */
512 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
513 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
514 1, 1, 3 /* BlockWidth/Height,Bytes */
515 },
516 {
517 MESA_FORMAT_RGBA_UNORM16,
518 "MESA_FORMAT_RGBA_UNORM16",
519 GL_RGBA,
520 GL_UNSIGNED_NORMALIZED,
521 16, 16, 16, 16,
522 0, 0, 0, 0, 0,
523 1, 1, 8
524 },
525 {
526 MESA_FORMAT_RGBX_UNORM16,
527 "MESA_FORMAT_RGBX_UNORM16",
528 GL_RGB,
529 GL_UNSIGNED_NORMALIZED,
530 16, 16, 16, 0,
531 0, 0, 0, 0, 0,
532 1, 1, 8
533 },
534 {
535 MESA_FORMAT_Z_UNORM16, /* Name */
536 "MESA_FORMAT_Z_UNORM16", /* StrName */
537 GL_DEPTH_COMPONENT, /* BaseFormat */
538 GL_UNSIGNED_NORMALIZED, /* DataType */
539 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
540 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */
541 1, 1, 2 /* BlockWidth/Height,Bytes */
542 },
543 {
544 MESA_FORMAT_Z_UNORM32, /* Name */
545 "MESA_FORMAT_Z_UNORM32", /* StrName */
546 GL_DEPTH_COMPONENT, /* BaseFormat */
547 GL_UNSIGNED_NORMALIZED, /* DataType */
548 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
549 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
550 1, 1, 4 /* BlockWidth/Height,Bytes */
551 },
552 {
553 MESA_FORMAT_S_UINT8, /* Name */
554 "MESA_FORMAT_S_UINT8", /* StrName */
555 GL_STENCIL_INDEX, /* BaseFormat */
556 GL_UNSIGNED_INT, /* DataType */
557 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
558 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */
559 1, 1, 1 /* BlockWidth/Height,Bytes */
560 },
561
562 /* Packed signed/normalized formats */
563 {
564 MESA_FORMAT_A8B8G8R8_SNORM,
565 "MESA_FORMAT_A8B8G8R8_SNORM",
566 GL_RGBA,
567 GL_SIGNED_NORMALIZED,
568 8, 8, 8, 8,
569 0, 0, 0, 0, 0,
570 1, 1, 4
571 },
572 {
573 MESA_FORMAT_X8B8G8R8_SNORM,
574 "MESA_FORMAT_X8B8G8R8_SNORM",
575 GL_RGB,
576 GL_SIGNED_NORMALIZED,
577 8, 8, 8, 0,
578 0, 0, 0, 0, 0,
579 1, 1, 4 /* 4 bpp, but no alpha */
580 },
581 {
582 MESA_FORMAT_R8G8B8A8_SNORM,
583 "MESA_FORMAT_R8G8B8A8_SNORM",
584 GL_RGBA,
585 GL_SIGNED_NORMALIZED,
586 8, 8, 8, 8,
587 0, 0, 0, 0, 0,
588 1, 1, 4
589 },
590 {
591 MESA_FORMAT_R8G8B8X8_SNORM,
592 "MESA_FORMAT_R8G8B8X8_SNORM",
593 GL_RGB,
594 GL_SIGNED_NORMALIZED,
595 8, 8, 8, 0,
596 0, 0, 0, 0, 0,
597 1, 1, 4
598 },
599 {
600 MESA_FORMAT_R16G16_SNORM,
601 "MESA_FORMAT_R16G16_SNORM",
602 GL_RG,
603 GL_SIGNED_NORMALIZED,
604 16, 16, 0, 0,
605 0, 0, 0, 0, 0,
606 1, 1, 4
607 },
608 {
609 MESA_FORMAT_G16R16_SNORM,
610 "MESA_FORMAT_G16R16_SNORM",
611 GL_RG,
612 GL_SIGNED_NORMALIZED,
613 16, 16, 0, 0,
614 0, 0, 0, 0, 0,
615 1, 1, 4
616 },
617 {
618 MESA_FORMAT_R8G8_SNORM,
619 "MESA_FORMAT_R8G8_SNORM",
620 GL_RG,
621 GL_SIGNED_NORMALIZED,
622 8, 8, 0, 0,
623 0, 0, 0, 0, 0,
624 1, 1, 2
625 },
626 {
627 MESA_FORMAT_G8R8_SNORM,
628 "MESA_FORMAT_G8R8_SNORM",
629 GL_RG,
630 GL_SIGNED_NORMALIZED,
631 8, 8, 0, 0,
632 0, 0, 0, 0, 0,
633 1, 1, 2
634 },
635 {
636 MESA_FORMAT_L8A8_SNORM,
637 "MESA_FORMAT_L8A8_SNORM",
638 GL_LUMINANCE_ALPHA,
639 GL_SIGNED_NORMALIZED,
640 0, 0, 0, 8,
641 8, 0, 0, 0, 0,
642 1, 1, 2
643 },
644
645 /* Array signed/normalized formats */
646 {
647 MESA_FORMAT_A_SNORM8,
648 "MESA_FORMAT_A_SNORM8",
649 GL_ALPHA,
650 GL_SIGNED_NORMALIZED,
651 0, 0, 0, 8,
652 0, 0, 0, 0, 0,
653 1, 1, 1
654 },
655 {
656 MESA_FORMAT_A_SNORM16,
657 "MESA_FORMAT_A_SNORM16",
658 GL_ALPHA,
659 GL_SIGNED_NORMALIZED,
660 0, 0, 0, 16,
661 0, 0, 0, 0, 0,
662 1, 1, 2
663 },
664 {
665 MESA_FORMAT_L_SNORM8,
666 "MESA_FORMAT_L_SNORM8",
667 GL_LUMINANCE,
668 GL_SIGNED_NORMALIZED,
669 0, 0, 0, 0,
670 8, 0, 0, 0, 0,
671 1, 1, 1
672 },
673 {
674 MESA_FORMAT_L_SNORM16,
675 "MESA_FORMAT_L_SNORM16",
676 GL_LUMINANCE,
677 GL_SIGNED_NORMALIZED,
678 0, 0, 0, 0,
679 16, 0, 0, 0, 0,
680 1, 1, 2
681 },
682 {
683 MESA_FORMAT_I_SNORM8,
684 "MESA_FORMAT_I_SNORM8",
685 GL_INTENSITY,
686 GL_SIGNED_NORMALIZED,
687 0, 0, 0, 0,
688 0, 8, 0, 0, 0,
689 1, 1, 1
690 },
691 {
692 MESA_FORMAT_I_SNORM16,
693 "MESA_FORMAT_I_SNORM16",
694 GL_INTENSITY,
695 GL_SIGNED_NORMALIZED,
696 0, 0, 0, 0,
697 0, 16, 0, 0, 0,
698 1, 1, 2
699 },
700 {
701 MESA_FORMAT_R_SNORM8, /* Name */
702 "MESA_FORMAT_R_SNORM8", /* StrName */
703 GL_RED, /* BaseFormat */
704 GL_SIGNED_NORMALIZED, /* DataType */
705 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
706 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
707 1, 1, 1 /* BlockWidth/Height,Bytes */
708 },
709 {
710 MESA_FORMAT_R_SNORM16,
711 "MESA_FORMAT_R_SNORM16",
712 GL_RED,
713 GL_SIGNED_NORMALIZED,
714 16, 0, 0, 0,
715 0, 0, 0, 0, 0,
716 1, 1, 2
717 },
718 {
719 MESA_FORMAT_LA_SNORM16,
720 "MESA_FORMAT_LA_SNORM16",
721 GL_LUMINANCE_ALPHA,
722 GL_SIGNED_NORMALIZED,
723 0, 0, 0, 16,
724 16, 0, 0, 0, 0,
725 1, 1, 4
726 },
727 {
728 MESA_FORMAT_RGB_SNORM16,
729 "MESA_FORMAT_RGB_SNORM16",
730 GL_RGB,
731 GL_SIGNED_NORMALIZED,
732 16, 16, 16, 0,
733 0, 0, 0, 0, 0,
734 1, 1, 6
735 },
736 {
737 MESA_FORMAT_RGBA_SNORM16,
738 "MESA_FORMAT_RGBA_SNORM16",
739 GL_RGBA,
740 GL_SIGNED_NORMALIZED,
741 16, 16, 16, 16,
742 0, 0, 0, 0, 0,
743 1, 1, 8
744 },
745 {
746 MESA_FORMAT_RGBX_SNORM16,
747 "MESA_FORMAT_RGBX_SNORM16",
748 GL_RGB,
749 GL_SIGNED_NORMALIZED,
750 16, 16, 16, 0,
751 0, 0, 0, 0, 0,
752 1, 1, 8
753 },
754
755 /* Packed sRGB formats */
756 {
757 MESA_FORMAT_A8B8G8R8_SRGB,
758 "MESA_FORMAT_A8B8G8R8_SRGB",
759 GL_RGBA,
760 GL_UNSIGNED_NORMALIZED,
761 8, 8, 8, 8,
762 0, 0, 0, 0, 0,
763 1, 1, 4
764 },
765 {
766 MESA_FORMAT_B8G8R8A8_SRGB,
767 "MESA_FORMAT_B8G8R8A8_SRGB",
768 GL_RGBA,
769 GL_UNSIGNED_NORMALIZED,
770 8, 8, 8, 8,
771 0, 0, 0, 0, 0,
772 1, 1, 4
773 },
774 {
775 MESA_FORMAT_B8G8R8X8_SRGB,
776 "MESA_FORMAT_B8G8R8X8_SRGB",
777 GL_RGB,
778 GL_UNSIGNED_NORMALIZED,
779 8, 8, 8, 0,
780 0, 0, 0, 0, 0,
781 1, 1, 4
782 },
783 {
784 MESA_FORMAT_R8G8B8A8_SRGB,
785 "MESA_FORMAT_R8G8B8A8_SRGB",
786 GL_RGBA,
787 GL_UNSIGNED_NORMALIZED,
788 8, 8, 8, 8,
789 0, 0, 0, 0, 0,
790 1, 1, 4
791 },
792 {
793 MESA_FORMAT_R8G8B8X8_SRGB,
794 "MESA_FORMAT_R8G8B8X8_SRGB",
795 GL_RGB,
796 GL_UNSIGNED_NORMALIZED,
797 8, 8, 8, 0,
798 0, 0, 0, 0, 0,
799 1, 1, 4
800 },
801 {
802 MESA_FORMAT_L8A8_SRGB,
803 "MESA_FORMAT_L8A8_SRGB",
804 GL_LUMINANCE_ALPHA,
805 GL_UNSIGNED_NORMALIZED,
806 0, 0, 0, 8,
807 8, 0, 0, 0, 0,
808 1, 1, 2
809 },
810
811 /* Array sRGB formats */
812 {
813 MESA_FORMAT_L_SRGB8,
814 "MESA_FORMAT_L_SRGB8",
815 GL_LUMINANCE,
816 GL_UNSIGNED_NORMALIZED,
817 0, 0, 0, 0,
818 8, 0, 0, 0, 0,
819 1, 1, 1
820 },
821 {
822 MESA_FORMAT_BGR_SRGB8,
823 "MESA_FORMAT_BGR_SRGB8",
824 GL_RGB,
825 GL_UNSIGNED_NORMALIZED,
826 8, 8, 8, 0,
827 0, 0, 0, 0, 0,
828 1, 1, 3
829 },
830
831 /* Packed float formats */
832 {
833 MESA_FORMAT_R9G9B9E5_FLOAT,
834 "MESA_FORMAT_RGB9_E5",
835 GL_RGB,
836 GL_FLOAT,
837 9, 9, 9, 0,
838 0, 0, 0, 0, 0,
839 1, 1, 4
840 },
841 {
842 MESA_FORMAT_R11G11B10_FLOAT,
843 "MESA_FORMAT_R11G11B10_FLOAT",
844 GL_RGB,
845 GL_FLOAT,
846 11, 11, 10, 0,
847 0, 0, 0, 0, 0,
848 1, 1, 4
849 },
850 {
851 MESA_FORMAT_Z32_FLOAT_S8X24_UINT, /* Name */
852 "MESA_FORMAT_Z32_FLOAT_S8X24_UINT", /* StrName */
853 GL_DEPTH_STENCIL, /* BaseFormat */
854 /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is
855 * never used for stencil because stencil is always GL_UNSIGNED_INT.
856 */
857 GL_FLOAT, /* DataType */
858 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
859 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */
860 1, 1, 8 /* BlockWidth/Height,Bytes */
861 },
862
863 /* Array float formats */
864 {
865 MESA_FORMAT_A_FLOAT16,
866 "MESA_FORMAT_A_FLOAT16",
867 GL_ALPHA,
868 GL_FLOAT,
869 0, 0, 0, 16,
870 0, 0, 0, 0, 0,
871 1, 1, 2
872 },
873 {
874 MESA_FORMAT_A_FLOAT32,
875 "MESA_FORMAT_A_FLOAT32",
876 GL_ALPHA,
877 GL_FLOAT,
878 0, 0, 0, 32,
879 0, 0, 0, 0, 0,
880 1, 1, 4
881 },
882 {
883 MESA_FORMAT_L_FLOAT16,
884 "MESA_FORMAT_L_FLOAT16",
885 GL_LUMINANCE,
886 GL_FLOAT,
887 0, 0, 0, 0,
888 16, 0, 0, 0, 0,
889 1, 1, 2
890 },
891 {
892 MESA_FORMAT_L_FLOAT32,
893 "MESA_FORMAT_L_FLOAT32",
894 GL_LUMINANCE,
895 GL_FLOAT,
896 0, 0, 0, 0,
897 32, 0, 0, 0, 0,
898 1, 1, 4
899 },
900 {
901 MESA_FORMAT_LA_FLOAT16,
902 "MESA_FORMAT_LA_FLOAT16",
903 GL_LUMINANCE_ALPHA,
904 GL_FLOAT,
905 0, 0, 0, 16,
906 16, 0, 0, 0, 0,
907 1, 1, 4
908 },
909 {
910 MESA_FORMAT_LA_FLOAT32,
911 "MESA_FORMAT_LA_FLOAT32",
912 GL_LUMINANCE_ALPHA,
913 GL_FLOAT,
914 0, 0, 0, 32,
915 32, 0, 0, 0, 0,
916 1, 1, 8
917 },
918 {
919 MESA_FORMAT_I_FLOAT16,
920 "MESA_FORMAT_I_FLOAT16",
921 GL_INTENSITY,
922 GL_FLOAT,
923 0, 0, 0, 0,
924 0, 16, 0, 0, 0,
925 1, 1, 2
926 },
927 {
928 MESA_FORMAT_I_FLOAT32,
929 "MESA_FORMAT_I_FLOAT32",
930 GL_INTENSITY,
931 GL_FLOAT,
932 0, 0, 0, 0,
933 0, 32, 0, 0, 0,
934 1, 1, 4
935 },
936 {
937 MESA_FORMAT_R_FLOAT16,
938 "MESA_FORMAT_R_FLOAT16",
939 GL_RED,
940 GL_FLOAT,
941 16, 0, 0, 0,
942 0, 0, 0, 0, 0,
943 1, 1, 2
944 },
945 {
946 MESA_FORMAT_R_FLOAT32,
947 "MESA_FORMAT_R_FLOAT32",
948 GL_RED,
949 GL_FLOAT,
950 32, 0, 0, 0,
951 0, 0, 0, 0, 0,
952 1, 1, 4
953 },
954 {
955 MESA_FORMAT_RG_FLOAT16,
956 "MESA_FORMAT_RG_FLOAT16",
957 GL_RG,
958 GL_FLOAT,
959 16, 16, 0, 0,
960 0, 0, 0, 0, 0,
961 1, 1, 4
962 },
963 {
964 MESA_FORMAT_RG_FLOAT32,
965 "MESA_FORMAT_RG_FLOAT32",
966 GL_RG,
967 GL_FLOAT,
968 32, 32, 0, 0,
969 0, 0, 0, 0, 0,
970 1, 1, 8
971 },
972 {
973 MESA_FORMAT_RGB_FLOAT16,
974 "MESA_FORMAT_RGB_FLOAT16",
975 GL_RGB,
976 GL_FLOAT,
977 16, 16, 16, 0,
978 0, 0, 0, 0, 0,
979 1, 1, 6
980 },
981 {
982 MESA_FORMAT_RGB_FLOAT32,
983 "MESA_FORMAT_RGB_FLOAT32",
984 GL_RGB,
985 GL_FLOAT,
986 32, 32, 32, 0,
987 0, 0, 0, 0, 0,
988 1, 1, 12
989 },
990 {
991 MESA_FORMAT_RGBA_FLOAT16,
992 "MESA_FORMAT_RGBA_FLOAT16",
993 GL_RGBA,
994 GL_FLOAT,
995 16, 16, 16, 16,
996 0, 0, 0, 0, 0,
997 1, 1, 8
998 },
999 {
1000 MESA_FORMAT_RGBA_FLOAT32,
1001 "MESA_FORMAT_RGBA_FLOAT32",
1002 GL_RGBA,
1003 GL_FLOAT,
1004 32, 32, 32, 32,
1005 0, 0, 0, 0, 0,
1006 1, 1, 16
1007 },
1008 {
1009 MESA_FORMAT_RGBX_FLOAT16,
1010 "MESA_FORMAT_RGBX_FLOAT16",
1011 GL_RGB,
1012 GL_FLOAT,
1013 16, 16, 16, 0,
1014 0, 0, 0, 0, 0,
1015 1, 1, 8
1016 },
1017 {
1018 MESA_FORMAT_RGBX_FLOAT32,
1019 "MESA_FORMAT_RGBX_FLOAT32",
1020 GL_RGB,
1021 GL_FLOAT,
1022 32, 32, 32, 0,
1023 0, 0, 0, 0, 0,
1024 1, 1, 16
1025 },
1026 {
1027 MESA_FORMAT_Z_FLOAT32, /* Name */
1028 "MESA_FORMAT_Z_FLOAT32", /* StrName */
1029 GL_DEPTH_COMPONENT, /* BaseFormat */
1030 GL_FLOAT, /* DataType */
1031 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
1032 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
1033 1, 1, 4 /* BlockWidth/Height,Bytes */
1034 },
1035
1036 /* Packed signed/unsigned non-normalized integer formats */
1037 {
1038 MESA_FORMAT_B10G10R10A2_UINT,
1039 "MESA_FORMAT_B10G10R10A2_UINT",
1040 GL_RGBA,
1041 GL_UNSIGNED_INT,
1042 10, 10, 10, 2,
1043 0, 0, 0, 0, 0,
1044 1, 1, 4
1045 },
1046 {
1047 MESA_FORMAT_R10G10B10A2_UINT,
1048 "MESA_FORMAT_R10G10B10A2_UINT",
1049 GL_RGBA,
1050 GL_UNSIGNED_INT,
1051 10, 10, 10, 2,
1052 0, 0, 0, 0, 0,
1053 1, 1, 4
1054 },
1055
1056 /* Array signed/unsigned non-normalized integer formats */
1057 {
1058 MESA_FORMAT_A_UINT8,
1059 "MESA_FORMAT_A_UINT8",
1060 GL_ALPHA,
1061 GL_UNSIGNED_INT,
1062 0, 0, 0, 8,
1063 0, 0, 0, 0, 0,
1064 1, 1, 1
1065 },
1066 {
1067 MESA_FORMAT_A_UINT16,
1068 "MESA_FORMAT_A_UINT16",
1069 GL_ALPHA,
1070 GL_UNSIGNED_INT,
1071 0, 0, 0, 16,
1072 0, 0, 0, 0, 0,
1073 1, 1, 2
1074 },
1075 {
1076 MESA_FORMAT_A_UINT32,
1077 "MESA_FORMAT_A_UINT32",
1078 GL_ALPHA,
1079 GL_UNSIGNED_INT,
1080 0, 0, 0, 32,
1081 0, 0, 0, 0, 0,
1082 1, 1, 4
1083 },
1084 {
1085 MESA_FORMAT_A_SINT8,
1086 "MESA_FORMAT_A_SINT8",
1087 GL_ALPHA,
1088 GL_INT,
1089 0, 0, 0, 8,
1090 0, 0, 0, 0, 0,
1091 1, 1, 1
1092 },
1093 {
1094 MESA_FORMAT_A_SINT16,
1095 "MESA_FORMAT_A_SINT16",
1096 GL_ALPHA,
1097 GL_INT,
1098 0, 0, 0, 16,
1099 0, 0, 0, 0, 0,
1100 1, 1, 2
1101 },
1102 {
1103 MESA_FORMAT_A_SINT32,
1104 "MESA_FORMAT_A_SINT32",
1105 GL_ALPHA,
1106 GL_INT,
1107 0, 0, 0, 32,
1108 0, 0, 0, 0, 0,
1109 1, 1, 4
1110 },
1111 {
1112 MESA_FORMAT_I_UINT8,
1113 "MESA_FORMAT_I_UINT8",
1114 GL_INTENSITY,
1115 GL_UNSIGNED_INT,
1116 0, 0, 0, 0,
1117 0, 8, 0, 0, 0,
1118 1, 1, 1
1119 },
1120 {
1121 MESA_FORMAT_I_UINT16,
1122 "MESA_FORMAT_I_UINT16",
1123 GL_INTENSITY,
1124 GL_UNSIGNED_INT,
1125 0, 0, 0, 0,
1126 0, 16, 0, 0, 0,
1127 1, 1, 2
1128 },
1129 {
1130 MESA_FORMAT_I_UINT32,
1131 "MESA_FORMAT_I_UINT32",
1132 GL_INTENSITY,
1133 GL_UNSIGNED_INT,
1134 0, 0, 0, 0,
1135 0, 32, 0, 0, 0,
1136 1, 1, 4
1137 },
1138 {
1139 MESA_FORMAT_I_SINT8,
1140 "MESA_FORMAT_I_SINT8",
1141 GL_INTENSITY,
1142 GL_INT,
1143 0, 0, 0, 0,
1144 0, 8, 0, 0, 0,
1145 1, 1, 1
1146 },
1147 {
1148 MESA_FORMAT_I_SINT16,
1149 "MESA_FORMAT_I_SINT16",
1150 GL_INTENSITY,
1151 GL_INT,
1152 0, 0, 0, 0,
1153 0, 16, 0, 0, 0,
1154 1, 1, 2
1155 },
1156 {
1157 MESA_FORMAT_I_SINT32,
1158 "MESA_FORMAT_I_SINT32",
1159 GL_INTENSITY,
1160 GL_INT,
1161 0, 0, 0, 0,
1162 0, 32, 0, 0, 0,
1163 1, 1, 4
1164 },
1165 {
1166 MESA_FORMAT_L_UINT8,
1167 "MESA_FORMAT_L_UINT8",
1168 GL_LUMINANCE,
1169 GL_UNSIGNED_INT,
1170 0, 0, 0, 0,
1171 8, 0, 0, 0, 0,
1172 1, 1, 1
1173 },
1174 {
1175 MESA_FORMAT_L_UINT16,
1176 "MESA_FORMAT_L_UINT16",
1177 GL_LUMINANCE,
1178 GL_UNSIGNED_INT,
1179 0, 0, 0, 0,
1180 16, 0, 0, 0, 0,
1181 1, 1, 2
1182 },
1183 {
1184 MESA_FORMAT_L_UINT32,
1185 "MESA_FORMAT_L_UINT32",
1186 GL_LUMINANCE,
1187 GL_UNSIGNED_INT,
1188 0, 0, 0, 0,
1189 32, 0, 0, 0, 0,
1190 1, 1, 4
1191 },
1192 {
1193 MESA_FORMAT_L_SINT8,
1194 "MESA_FORMAT_L_SINT8",
1195 GL_LUMINANCE,
1196 GL_INT,
1197 0, 0, 0, 0,
1198 8, 0, 0, 0, 0,
1199 1, 1, 1
1200 },
1201 {
1202 MESA_FORMAT_L_SINT16,
1203 "MESA_FORMAT_L_SINT16",
1204 GL_LUMINANCE,
1205 GL_INT,
1206 0, 0, 0, 0,
1207 16, 0, 0, 0, 0,
1208 1, 1, 2
1209 },
1210 {
1211 MESA_FORMAT_L_SINT32,
1212 "MESA_FORMAT_L_SINT32",
1213 GL_LUMINANCE,
1214 GL_INT,
1215 0, 0, 0, 0,
1216 32, 0, 0, 0, 0,
1217 1, 1, 4
1218 },
1219 {
1220 MESA_FORMAT_LA_UINT8,
1221 "MESA_FORMAT_LA_UINT8",
1222 GL_LUMINANCE_ALPHA,
1223 GL_UNSIGNED_INT,
1224 0, 0, 0, 8,
1225 8, 0, 0, 0, 0,
1226 1, 1, 2
1227 },
1228 {
1229 MESA_FORMAT_LA_UINT16,
1230 "MESA_FORMAT_LA_UINT16",
1231 GL_LUMINANCE_ALPHA,
1232 GL_UNSIGNED_INT,
1233 0, 0, 0, 16,
1234 16, 0, 0, 0, 0,
1235 1, 1, 4
1236 },
1237 {
1238 MESA_FORMAT_LA_UINT32,
1239 "MESA_FORMAT_LA_UINT32",
1240 GL_LUMINANCE_ALPHA,
1241 GL_UNSIGNED_INT,
1242 0, 0, 0, 32,
1243 32, 0, 0, 0, 0,
1244 1, 1, 8
1245 },
1246 {
1247 MESA_FORMAT_LA_SINT8,
1248 "MESA_FORMAT_LA_SINT8",
1249 GL_LUMINANCE_ALPHA,
1250 GL_INT,
1251 0, 0, 0, 8,
1252 8, 0, 0, 0, 0,
1253 1, 1, 2
1254 },
1255 {
1256 MESA_FORMAT_LA_SINT16,
1257 "MESA_FORMAT_LA_SINT16",
1258 GL_LUMINANCE_ALPHA,
1259 GL_INT,
1260 0, 0, 0, 16,
1261 16, 0, 0, 0, 0,
1262 1, 1, 4
1263 },
1264 {
1265 MESA_FORMAT_LA_SINT32,
1266 "MESA_FORMAT_LA_SINT32",
1267 GL_LUMINANCE_ALPHA,
1268 GL_INT,
1269 0, 0, 0, 32,
1270 32, 0, 0, 0, 0,
1271 1, 1, 8
1272 },
1273 {
1274 MESA_FORMAT_R_UINT8,
1275 "MESA_FORMAT_R_UINT8",
1276 GL_RED,
1277 GL_UNSIGNED_INT,
1278 8, 0, 0, 0,
1279 0, 0, 0, 0, 0,
1280 1, 1, 1
1281 },
1282 {
1283 MESA_FORMAT_R_UINT16,
1284 "MESA_FORMAT_R_UINT16",
1285 GL_RED,
1286 GL_UNSIGNED_INT,
1287 16, 0, 0, 0,
1288 0, 0, 0, 0, 0,
1289 1, 1, 2
1290 },
1291 {
1292 MESA_FORMAT_R_UINT32,
1293 "MESA_FORMAT_R_UINT32",
1294 GL_RED,
1295 GL_UNSIGNED_INT,
1296 32, 0, 0, 0,
1297 0, 0, 0, 0, 0,
1298 1, 1, 4
1299 },
1300 {
1301 MESA_FORMAT_R_SINT8,
1302 "MESA_FORMAT_R_SINT8",
1303 GL_RED,
1304 GL_INT,
1305 8, 0, 0, 0,
1306 0, 0, 0, 0, 0,
1307 1, 1, 1
1308 },
1309 {
1310 MESA_FORMAT_R_SINT16,
1311 "MESA_FORMAT_R_SINT16",
1312 GL_RED,
1313 GL_INT,
1314 16, 0, 0, 0,
1315 0, 0, 0, 0, 0,
1316 1, 1, 2
1317 },
1318 {
1319 MESA_FORMAT_R_SINT32,
1320 "MESA_FORMAT_R_SINT32",
1321 GL_RED,
1322 GL_INT,
1323 32, 0, 0, 0,
1324 0, 0, 0, 0, 0,
1325 1, 1, 4
1326 },
1327 {
1328 MESA_FORMAT_RG_UINT8,
1329 "MESA_FORMAT_RG_UINT8",
1330 GL_RG,
1331 GL_UNSIGNED_INT,
1332 8, 8, 0, 0,
1333 0, 0, 0, 0, 0,
1334 1, 1, 2
1335 },
1336 {
1337 MESA_FORMAT_RG_UINT16,
1338 "MESA_FORMAT_RG_UINT16",
1339 GL_RG,
1340 GL_UNSIGNED_INT,
1341 16, 16, 0, 0,
1342 0, 0, 0, 0, 0,
1343 1, 1, 4
1344 },
1345 {
1346 MESA_FORMAT_RG_UINT32,
1347 "MESA_FORMAT_RG_UINT32",
1348 GL_RG,
1349 GL_UNSIGNED_INT,
1350 32, 32, 0, 0,
1351 0, 0, 0, 0, 0,
1352 1, 1, 8
1353 },
1354 {
1355 MESA_FORMAT_RG_SINT8,
1356 "MESA_FORMAT_RG_SINT8",
1357 GL_RG,
1358 GL_INT,
1359 8, 8, 0, 0,
1360 0, 0, 0, 0, 0,
1361 1, 1, 2
1362 },
1363 {
1364 MESA_FORMAT_RG_SINT16,
1365 "MESA_FORMAT_RG_SINT16",
1366 GL_RG,
1367 GL_INT,
1368 16, 16, 0, 0,
1369 0, 0, 0, 0, 0,
1370 1, 1, 4
1371 },
1372 {
1373 MESA_FORMAT_RG_SINT32,
1374 "MESA_FORMAT_RG_SINT32",
1375 GL_RG,
1376 GL_INT,
1377 32, 32, 0, 0,
1378 0, 0, 0, 0, 0,
1379 1, 1, 8
1380 },
1381 {
1382 MESA_FORMAT_RGB_UINT8,
1383 "MESA_FORMAT_RGB_UINT8",
1384 GL_RGB,
1385 GL_UNSIGNED_INT,
1386 8, 8, 8, 0,
1387 0, 0, 0, 0, 0,
1388 1, 1, 3
1389 },
1390 {
1391 MESA_FORMAT_RGB_UINT16,
1392 "MESA_FORMAT_RGB_UINT16",
1393 GL_RGB,
1394 GL_UNSIGNED_INT,
1395 16, 16, 16, 0,
1396 0, 0, 0, 0, 0,
1397 1, 1, 6
1398 },
1399 {
1400 MESA_FORMAT_RGB_UINT32,
1401 "MESA_FORMAT_RGB_UINT32",
1402 GL_RGB,
1403 GL_UNSIGNED_INT,
1404 32, 32, 32, 0,
1405 0, 0, 0, 0, 0,
1406 1, 1, 12
1407 },
1408 {
1409 MESA_FORMAT_RGB_SINT8,
1410 "MESA_FORMAT_RGB_SINT8",
1411 GL_RGB,
1412 GL_INT,
1413 8, 8, 8, 0,
1414 0, 0, 0, 0, 0,
1415 1, 1, 3
1416 },
1417 {
1418 MESA_FORMAT_RGB_SINT16,
1419 "MESA_FORMAT_RGB_SINT16",
1420 GL_RGB,
1421 GL_INT,
1422 16, 16, 16, 0,
1423 0, 0, 0, 0, 0,
1424 1, 1, 6
1425 },
1426 {
1427 MESA_FORMAT_RGB_SINT32,
1428 "MESA_FORMAT_RGB_SINT32",
1429 GL_RGB,
1430 GL_INT,
1431 32, 32, 32, 0,
1432 0, 0, 0, 0, 0,
1433 1, 1, 12
1434 },
1435 {
1436 MESA_FORMAT_RGBA_UINT8,
1437 "MESA_FORMAT_RGBA_UINT8",
1438 GL_RGBA,
1439 GL_UNSIGNED_INT,
1440 8, 8, 8, 8,
1441 0, 0, 0, 0, 0,
1442 1, 1, 4
1443 },
1444 {
1445 MESA_FORMAT_RGBA_UINT16,
1446 "MESA_FORMAT_RGBA_UINT16",
1447 GL_RGBA,
1448 GL_UNSIGNED_INT,
1449 16, 16, 16, 16,
1450 0, 0, 0, 0, 0,
1451 1, 1, 8
1452 },
1453 {
1454 MESA_FORMAT_RGBA_UINT32,
1455 "MESA_FORMAT_RGBA_UINT32",
1456 GL_RGBA,
1457 GL_UNSIGNED_INT,
1458 32, 32, 32, 32,
1459 0, 0, 0, 0, 0,
1460 1, 1, 16
1461 },
1462 {
1463 MESA_FORMAT_RGBA_SINT8,
1464 "MESA_FORMAT_RGBA_SINT8",
1465 GL_RGBA,
1466 GL_INT,
1467 8, 8, 8, 8,
1468 0, 0, 0, 0, 0,
1469 1, 1, 4
1470 },
1471 {
1472 MESA_FORMAT_RGBA_SINT16,
1473 "MESA_FORMAT_RGBA_SINT16",
1474 GL_RGBA,
1475 GL_INT,
1476 16, 16, 16, 16,
1477 0, 0, 0, 0, 0,
1478 1, 1, 8
1479 },
1480 {
1481 MESA_FORMAT_RGBA_SINT32,
1482 "MESA_FORMAT_RGBA_SINT32",
1483 GL_RGBA,
1484 GL_INT,
1485 32, 32, 32, 32,
1486 0, 0, 0, 0, 0,
1487 1, 1, 16
1488 },
1489 {
1490 MESA_FORMAT_RGBX_UINT8,
1491 "MESA_FORMAT_RGBX_UINT8",
1492 GL_RGB,
1493 GL_UNSIGNED_INT,
1494 8, 8, 8, 0,
1495 0, 0, 0, 0, 0,
1496 1, 1, 4
1497 },
1498 {
1499 MESA_FORMAT_RGBX_UINT16,
1500 "MESA_FORMAT_RGBX_UINT16",
1501 GL_RGB,
1502 GL_UNSIGNED_INT,
1503 16, 16, 16, 0,
1504 0, 0, 0, 0, 0,
1505 1, 1, 8
1506 },
1507 {
1508 MESA_FORMAT_RGBX_UINT32,
1509 "MESA_FORMAT_RGBX_UINT32",
1510 GL_RGB,
1511 GL_UNSIGNED_INT,
1512 32, 32, 32, 0,
1513 0, 0, 0, 0, 0,
1514 1, 1, 16
1515 },
1516 {
1517 MESA_FORMAT_RGBX_SINT8,
1518 "MESA_FORMAT_RGBX_SINT8",
1519 GL_RGB,
1520 GL_INT,
1521 8, 8, 8, 0,
1522 0, 0, 0, 0, 0,
1523 1, 1, 4
1524 },
1525 {
1526 MESA_FORMAT_RGBX_SINT16,
1527 "MESA_FORMAT_RGBX_SINT16",
1528 GL_RGB,
1529 GL_INT,
1530 16, 16, 16, 0,
1531 0, 0, 0, 0, 0,
1532 1, 1, 8
1533 },
1534 {
1535 MESA_FORMAT_RGBX_SINT32,
1536 "MESA_FORMAT_RGBX_SINT32",
1537 GL_RGB,
1538 GL_INT,
1539 32, 32, 32, 0,
1540 0, 0, 0, 0, 0,
1541 1, 1, 16
1542 },
1543
1544 /* DXT compressed formats */
1545 {
1546 MESA_FORMAT_RGB_DXT1, /* Name */
1547 "MESA_FORMAT_RGB_DXT1", /* StrName */
1548 GL_RGB, /* BaseFormat */
1549 GL_UNSIGNED_NORMALIZED, /* DataType */
1550 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
1551 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1552 4, 4, 8 /* 8 bytes per 4x4 block */
1553 },
1554 {
1555 MESA_FORMAT_RGBA_DXT1,
1556 "MESA_FORMAT_RGBA_DXT1",
1557 GL_RGBA,
1558 GL_UNSIGNED_NORMALIZED,
1559 4, 4, 4, 4,
1560 0, 0, 0, 0, 0,
1561 4, 4, 8 /* 8 bytes per 4x4 block */
1562 },
1563 {
1564 MESA_FORMAT_RGBA_DXT3,
1565 "MESA_FORMAT_RGBA_DXT3",
1566 GL_RGBA,
1567 GL_UNSIGNED_NORMALIZED,
1568 4, 4, 4, 4,
1569 0, 0, 0, 0, 0,
1570 4, 4, 16 /* 16 bytes per 4x4 block */
1571 },
1572 {
1573 MESA_FORMAT_RGBA_DXT5,
1574 "MESA_FORMAT_RGBA_DXT5",
1575 GL_RGBA,
1576 GL_UNSIGNED_NORMALIZED,
1577 4, 4, 4, 4,
1578 0, 0, 0, 0, 0,
1579 4, 4, 16 /* 16 bytes per 4x4 block */
1580 },
1581
1582 /* DXT sRGB compressed formats */
1583 {
1584 MESA_FORMAT_SRGB_DXT1, /* Name */
1585 "MESA_FORMAT_SRGB_DXT1", /* StrName */
1586 GL_RGB, /* BaseFormat */
1587 GL_UNSIGNED_NORMALIZED, /* DataType */
1588 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
1589 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1590 4, 4, 8 /* 8 bytes per 4x4 block */
1591 },
1592 {
1593 MESA_FORMAT_SRGBA_DXT1,
1594 "MESA_FORMAT_SRGBA_DXT1",
1595 GL_RGBA,
1596 GL_UNSIGNED_NORMALIZED,
1597 4, 4, 4, 4,
1598 0, 0, 0, 0, 0,
1599 4, 4, 8 /* 8 bytes per 4x4 block */
1600 },
1601 {
1602 MESA_FORMAT_SRGBA_DXT3,
1603 "MESA_FORMAT_SRGBA_DXT3",
1604 GL_RGBA,
1605 GL_UNSIGNED_NORMALIZED,
1606 4, 4, 4, 4,
1607 0, 0, 0, 0, 0,
1608 4, 4, 16 /* 16 bytes per 4x4 block */
1609 },
1610 {
1611 MESA_FORMAT_SRGBA_DXT5,
1612 "MESA_FORMAT_SRGBA_DXT5",
1613 GL_RGBA,
1614 GL_UNSIGNED_NORMALIZED,
1615 4, 4, 4, 4,
1616 0, 0, 0, 0, 0,
1617 4, 4, 16 /* 16 bytes per 4x4 block */
1618 },
1619
1620 /* FXT1 compressed formats */
1621 {
1622 MESA_FORMAT_RGB_FXT1,
1623 "MESA_FORMAT_RGB_FXT1",
1624 GL_RGB,
1625 GL_UNSIGNED_NORMALIZED,
1626 4, 4, 4, 0, /* approx Red/Green/BlueBits */
1627 0, 0, 0, 0, 0,
1628 8, 4, 16 /* 16 bytes per 8x4 block */
1629 },
1630 {
1631 MESA_FORMAT_RGBA_FXT1,
1632 "MESA_FORMAT_RGBA_FXT1",
1633 GL_RGBA,
1634 GL_UNSIGNED_NORMALIZED,
1635 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */
1636 0, 0, 0, 0, 0,
1637 8, 4, 16 /* 16 bytes per 8x4 block */
1638 },
1639
1640 /* RGTC compressed formats */
1641 {
1642 MESA_FORMAT_R_RGTC1_UNORM,
1643 "MESA_FORMAT_R_RGTC1_UNORM",
1644 GL_RED,
1645 GL_UNSIGNED_NORMALIZED,
1646 8, 0, 0, 0,
1647 0, 0, 0, 0, 0,
1648 4, 4, 8 /* 8 bytes per 4x4 block */
1649 },
1650 {
1651 MESA_FORMAT_R_RGTC1_SNORM,
1652 "MESA_FORMAT_R_RGTC1_SNORM",
1653 GL_RED,
1654 GL_SIGNED_NORMALIZED,
1655 8, 0, 0, 0,
1656 0, 0, 0, 0, 0,
1657 4, 4, 8 /* 8 bytes per 4x4 block */
1658 },
1659 {
1660 MESA_FORMAT_RG_RGTC2_UNORM,
1661 "MESA_FORMAT_RG_RGTC2_UNORM",
1662 GL_RG,
1663 GL_UNSIGNED_NORMALIZED,
1664 8, 8, 0, 0,
1665 0, 0, 0, 0, 0,
1666 4, 4, 16 /* 16 bytes per 4x4 block */
1667 },
1668 {
1669 MESA_FORMAT_RG_RGTC2_SNORM,
1670 "MESA_FORMAT_RG_RGTC2_SNORM",
1671 GL_RG,
1672 GL_SIGNED_NORMALIZED,
1673 8, 8, 0, 0,
1674 0, 0, 0, 0, 0,
1675 4, 4, 16 /* 16 bytes per 4x4 block */
1676 },
1677
1678 /* LATC1/2 compressed formats */
1679 {
1680 MESA_FORMAT_L_LATC1_UNORM,
1681 "MESA_FORMAT_L_LATC1_UNORM",
1682 GL_LUMINANCE,
1683 GL_UNSIGNED_NORMALIZED,
1684 0, 0, 0, 0,
1685 4, 0, 0, 0, 0,
1686 4, 4, 8 /* 8 bytes per 4x4 block */
1687 },
1688 {
1689 MESA_FORMAT_L_LATC1_SNORM,
1690 "MESA_FORMAT_L_LATC1_SNORM",
1691 GL_LUMINANCE,
1692 GL_SIGNED_NORMALIZED,
1693 0, 0, 0, 0,
1694 4, 0, 0, 0, 0,
1695 4, 4, 8 /* 8 bytes per 4x4 block */
1696 },
1697 {
1698 MESA_FORMAT_LA_LATC2_UNORM,
1699 "MESA_FORMAT_LA_LATC2_UNORM",
1700 GL_LUMINANCE_ALPHA,
1701 GL_UNSIGNED_NORMALIZED,
1702 0, 0, 0, 4,
1703 4, 0, 0, 0, 0,
1704 4, 4, 16 /* 16 bytes per 4x4 block */
1705 },
1706 {
1707 MESA_FORMAT_LA_LATC2_SNORM,
1708 "MESA_FORMAT_LA_LATC2_SNORM",
1709 GL_LUMINANCE_ALPHA,
1710 GL_SIGNED_NORMALIZED,
1711 0, 0, 0, 4,
1712 4, 0, 0, 0, 0,
1713 4, 4, 16 /* 16 bytes per 4x4 block */
1714 },
1715
1716 /* ETC1/2 compressed formats */
1717 {
1718 MESA_FORMAT_ETC1_RGB8,
1719 "MESA_FORMAT_ETC1_RGB8",
1720 GL_RGB,
1721 GL_UNSIGNED_NORMALIZED,
1722 8, 8, 8, 0,
1723 0, 0, 0, 0, 0,
1724 4, 4, 8 /* 8 bytes per 4x4 block */
1725 },
1726 {
1727 MESA_FORMAT_ETC2_RGB8,
1728 "MESA_FORMAT_ETC2_RGB8",
1729 GL_RGB,
1730 GL_UNSIGNED_NORMALIZED,
1731 8, 8, 8, 0,
1732 0, 0, 0, 0, 0,
1733 4, 4, 8 /* 8 bytes per 4x4 block */
1734 },
1735 {
1736 MESA_FORMAT_ETC2_SRGB8,
1737 "MESA_FORMAT_ETC2_SRGB8",
1738 GL_RGB,
1739 GL_UNSIGNED_NORMALIZED,
1740 8, 8, 8, 0,
1741 0, 0, 0, 0, 0,
1742 4, 4, 8 /* 8 bytes per 4x4 block */
1743 },
1744 {
1745 MESA_FORMAT_ETC2_RGBA8_EAC,
1746 "MESA_FORMAT_ETC2_RGBA8_EAC",
1747 GL_RGBA,
1748 GL_UNSIGNED_NORMALIZED,
1749 8, 8, 8, 8,
1750 0, 0, 0, 0, 0,
1751 4, 4, 16 /* 16 bytes per 4x4 block */
1752 },
1753 {
1754 MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC,
1755 "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC",
1756 GL_RGBA,
1757 GL_UNSIGNED_NORMALIZED,
1758 8, 8, 8, 8,
1759 0, 0, 0, 0, 0,
1760 4, 4, 16 /* 16 bytes per 4x4 block */
1761 },
1762 {
1763 MESA_FORMAT_ETC2_R11_EAC,
1764 "MESA_FORMAT_ETC2_R11_EAC",
1765 GL_RED,
1766 GL_UNSIGNED_NORMALIZED,
1767 11, 0, 0, 0,
1768 0, 0, 0, 0, 0,
1769 4, 4, 8 /* 8 bytes per 4x4 block */
1770 },
1771 {
1772 MESA_FORMAT_ETC2_RG11_EAC,
1773 "MESA_FORMAT_ETC2_RG11_EAC",
1774 GL_RG,
1775 GL_UNSIGNED_NORMALIZED,
1776 11, 11, 0, 0,
1777 0, 0, 0, 0, 0,
1778 4, 4, 16 /* 16 bytes per 4x4 block */
1779 },
1780 {
1781 MESA_FORMAT_ETC2_SIGNED_R11_EAC,
1782 "MESA_FORMAT_ETC2_SIGNED_R11_EAC",
1783 GL_RED,
1784 GL_SIGNED_NORMALIZED,
1785 11, 0, 0, 0,
1786 0, 0, 0, 0, 0,
1787 4, 4, 8 /* 8 bytes per 4x4 block */
1788 },
1789 {
1790 MESA_FORMAT_ETC2_SIGNED_RG11_EAC,
1791 "MESA_FORMAT_ETC2_SIGNED_RG11_EAC",
1792 GL_RG,
1793 GL_SIGNED_NORMALIZED,
1794 11, 11, 0, 0,
1795 0, 0, 0, 0, 0,
1796 4, 4, 16 /* 16 bytes per 4x4 block */
1797 },
1798 {
1799 MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1,
1800 "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1",
1801 GL_RGBA,
1802 GL_UNSIGNED_NORMALIZED,
1803 8, 8, 8, 1,
1804 0, 0, 0, 0, 0,
1805 4, 4, 8 /* 8 bytes per 4x4 block */
1806 },
1807 {
1808 MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1,
1809 "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1",
1810 GL_RGBA,
1811 GL_UNSIGNED_NORMALIZED,
1812 8, 8, 8, 1,
1813 0, 0, 0, 0, 0,
1814 4, 4, 8 /* 8 bytes per 4x4 block */
1815 },
1816 };
1817
1818
1819
1820 static const struct gl_format_info *
1821 _mesa_get_format_info(mesa_format format)
1822 {
1823 const struct gl_format_info *info = &format_info[format];
1824 assert(info->Name == format);
1825 return info;
1826 }
1827
1828
1829 /** Return string name of format (for debugging) */
1830 const char *
1831 _mesa_get_format_name(mesa_format format)
1832 {
1833 const struct gl_format_info *info = _mesa_get_format_info(format);
1834 return info->StrName;
1835 }
1836
1837
1838
1839 /**
1840 * Return bytes needed to store a block of pixels in the given format.
1841 * Normally, a block is 1x1 (a single pixel). But for compressed formats
1842 * a block may be 4x4 or 8x4, etc.
1843 *
1844 * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351
1845 */
1846 GLint
1847 _mesa_get_format_bytes(mesa_format format)
1848 {
1849 const struct gl_format_info *info = _mesa_get_format_info(format);
1850 ASSERT(info->BytesPerBlock);
1851 ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES ||
1852 _mesa_is_format_compressed(format));
1853 return info->BytesPerBlock;
1854 }
1855
1856
1857 /**
1858 * Return bits per component for the given format.
1859 * \param format one of MESA_FORMAT_x
1860 * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
1861 */
1862 GLint
1863 _mesa_get_format_bits(mesa_format format, GLenum pname)
1864 {
1865 const struct gl_format_info *info = _mesa_get_format_info(format);
1866
1867 switch (pname) {
1868 case GL_RED_BITS:
1869 case GL_TEXTURE_RED_SIZE:
1870 case GL_RENDERBUFFER_RED_SIZE_EXT:
1871 case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
1872 return info->RedBits;
1873 case GL_GREEN_BITS:
1874 case GL_TEXTURE_GREEN_SIZE:
1875 case GL_RENDERBUFFER_GREEN_SIZE_EXT:
1876 case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
1877 return info->GreenBits;
1878 case GL_BLUE_BITS:
1879 case GL_TEXTURE_BLUE_SIZE:
1880 case GL_RENDERBUFFER_BLUE_SIZE_EXT:
1881 case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
1882 return info->BlueBits;
1883 case GL_ALPHA_BITS:
1884 case GL_TEXTURE_ALPHA_SIZE:
1885 case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
1886 case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
1887 return info->AlphaBits;
1888 case GL_TEXTURE_INTENSITY_SIZE:
1889 return info->IntensityBits;
1890 case GL_TEXTURE_LUMINANCE_SIZE:
1891 return info->LuminanceBits;
1892 case GL_INDEX_BITS:
1893 return info->IndexBits;
1894 case GL_DEPTH_BITS:
1895 case GL_TEXTURE_DEPTH_SIZE_ARB:
1896 case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
1897 case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
1898 return info->DepthBits;
1899 case GL_STENCIL_BITS:
1900 case GL_TEXTURE_STENCIL_SIZE_EXT:
1901 case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
1902 case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
1903 return info->StencilBits;
1904 default:
1905 _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()");
1906 return 0;
1907 }
1908 }
1909
1910
1911 GLuint
1912 _mesa_get_format_max_bits(mesa_format format)
1913 {
1914 const struct gl_format_info *info = _mesa_get_format_info(format);
1915 GLuint max = MAX2(info->RedBits, info->GreenBits);
1916 max = MAX2(max, info->BlueBits);
1917 max = MAX2(max, info->AlphaBits);
1918 max = MAX2(max, info->LuminanceBits);
1919 max = MAX2(max, info->IntensityBits);
1920 max = MAX2(max, info->DepthBits);
1921 max = MAX2(max, info->StencilBits);
1922 return max;
1923 }
1924
1925
1926 /**
1927 * Return the data type (or more specifically, the data representation)
1928 * for the given format.
1929 * The return value will be one of:
1930 * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
1931 * GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
1932 * GL_UNSIGNED_INT = an ordinary unsigned integer
1933 * GL_INT = an ordinary signed integer
1934 * GL_FLOAT = an ordinary float
1935 */
1936 GLenum
1937 _mesa_get_format_datatype(mesa_format format)
1938 {
1939 const struct gl_format_info *info = _mesa_get_format_info(format);
1940 return info->DataType;
1941 }
1942
1943
1944 /**
1945 * Return the basic format for the given type. The result will be one of
1946 * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY,
1947 * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
1948 */
1949 GLenum
1950 _mesa_get_format_base_format(mesa_format format)
1951 {
1952 const struct gl_format_info *info = _mesa_get_format_info(format);
1953 return info->BaseFormat;
1954 }
1955
1956
1957 /**
1958 * Return the block size (in pixels) for the given format. Normally
1959 * the block size is 1x1. But compressed formats will have block sizes
1960 * of 4x4 or 8x4 pixels, etc.
1961 * \param bw returns block width in pixels
1962 * \param bh returns block height in pixels
1963 */
1964 void
1965 _mesa_get_format_block_size(mesa_format format, GLuint *bw, GLuint *bh)
1966 {
1967 const struct gl_format_info *info = _mesa_get_format_info(format);
1968 *bw = info->BlockWidth;
1969 *bh = info->BlockHeight;
1970 }
1971
1972
1973 /** Is the given format a compressed format? */
1974 GLboolean
1975 _mesa_is_format_compressed(mesa_format format)
1976 {
1977 const struct gl_format_info *info = _mesa_get_format_info(format);
1978 return info->BlockWidth > 1 || info->BlockHeight > 1;
1979 }
1980
1981
1982 /**
1983 * Determine if the given format represents a packed depth/stencil buffer.
1984 */
1985 GLboolean
1986 _mesa_is_format_packed_depth_stencil(mesa_format format)
1987 {
1988 const struct gl_format_info *info = _mesa_get_format_info(format);
1989
1990 return info->BaseFormat == GL_DEPTH_STENCIL;
1991 }
1992
1993
1994 /**
1995 * Is the given format a signed/unsigned integer color format?
1996 */
1997 GLboolean
1998 _mesa_is_format_integer_color(mesa_format format)
1999 {
2000 const struct gl_format_info *info = _mesa_get_format_info(format);
2001 return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) &&
2002 info->BaseFormat != GL_DEPTH_COMPONENT &&
2003 info->BaseFormat != GL_DEPTH_STENCIL &&
2004 info->BaseFormat != GL_STENCIL_INDEX;
2005 }
2006
2007
2008 /**
2009 * Is the given format an unsigned integer format?
2010 */
2011 GLboolean
2012 _mesa_is_format_unsigned(mesa_format format)
2013 {
2014 const struct gl_format_info *info = _mesa_get_format_info(format);
2015 return _mesa_is_type_unsigned(info->DataType);
2016 }
2017
2018
2019 /**
2020 * Does the given format store signed values?
2021 */
2022 GLboolean
2023 _mesa_is_format_signed(mesa_format format)
2024 {
2025 if (format == MESA_FORMAT_R11G11B10_FLOAT ||
2026 format == MESA_FORMAT_R9G9B9E5_FLOAT) {
2027 /* these packed float formats only store unsigned values */
2028 return GL_FALSE;
2029 }
2030 else {
2031 const struct gl_format_info *info = _mesa_get_format_info(format);
2032 return (info->DataType == GL_SIGNED_NORMALIZED ||
2033 info->DataType == GL_INT ||
2034 info->DataType == GL_FLOAT);
2035 }
2036 }
2037
2038
2039 /**
2040 * Return color encoding for given format.
2041 * \return GL_LINEAR or GL_SRGB
2042 */
2043 GLenum
2044 _mesa_get_format_color_encoding(mesa_format format)
2045 {
2046 /* XXX this info should be encoded in gl_format_info */
2047 switch (format) {
2048 case MESA_FORMAT_BGR_SRGB8:
2049 case MESA_FORMAT_A8B8G8R8_SRGB:
2050 case MESA_FORMAT_B8G8R8A8_SRGB:
2051 case MESA_FORMAT_R8G8B8A8_SRGB:
2052 case MESA_FORMAT_L_SRGB8:
2053 case MESA_FORMAT_L8A8_SRGB:
2054 case MESA_FORMAT_SRGB_DXT1:
2055 case MESA_FORMAT_SRGBA_DXT1:
2056 case MESA_FORMAT_SRGBA_DXT3:
2057 case MESA_FORMAT_SRGBA_DXT5:
2058 case MESA_FORMAT_R8G8B8X8_SRGB:
2059 case MESA_FORMAT_ETC2_SRGB8:
2060 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
2061 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
2062 case MESA_FORMAT_B8G8R8X8_SRGB:
2063 return GL_SRGB;
2064 default:
2065 return GL_LINEAR;
2066 }
2067 }
2068
2069
2070 /**
2071 * For an sRGB format, return the corresponding linear color space format.
2072 * For non-sRGB formats, return the format as-is.
2073 */
2074 mesa_format
2075 _mesa_get_srgb_format_linear(mesa_format format)
2076 {
2077 switch (format) {
2078 case MESA_FORMAT_BGR_SRGB8:
2079 format = MESA_FORMAT_BGR_UNORM8;
2080 break;
2081 case MESA_FORMAT_A8B8G8R8_SRGB:
2082 format = MESA_FORMAT_A8B8G8R8_UNORM;
2083 break;
2084 case MESA_FORMAT_B8G8R8A8_SRGB:
2085 format = MESA_FORMAT_B8G8R8A8_UNORM;
2086 break;
2087 case MESA_FORMAT_R8G8B8A8_SRGB:
2088 format = MESA_FORMAT_R8G8B8A8_UNORM;
2089 break;
2090 case MESA_FORMAT_L_SRGB8:
2091 format = MESA_FORMAT_L_UNORM8;
2092 break;
2093 case MESA_FORMAT_L8A8_SRGB:
2094 format = MESA_FORMAT_L8A8_UNORM;
2095 break;
2096 case MESA_FORMAT_SRGB_DXT1:
2097 format = MESA_FORMAT_RGB_DXT1;
2098 break;
2099 case MESA_FORMAT_SRGBA_DXT1:
2100 format = MESA_FORMAT_RGBA_DXT1;
2101 break;
2102 case MESA_FORMAT_SRGBA_DXT3:
2103 format = MESA_FORMAT_RGBA_DXT3;
2104 break;
2105 case MESA_FORMAT_SRGBA_DXT5:
2106 format = MESA_FORMAT_RGBA_DXT5;
2107 break;
2108 case MESA_FORMAT_R8G8B8X8_SRGB:
2109 format = MESA_FORMAT_R8G8B8X8_UNORM;
2110 break;
2111 case MESA_FORMAT_ETC2_SRGB8:
2112 format = MESA_FORMAT_ETC2_RGB8;
2113 break;
2114 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
2115 format = MESA_FORMAT_ETC2_RGBA8_EAC;
2116 break;
2117 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
2118 format = MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1;
2119 break;
2120 case MESA_FORMAT_B8G8R8X8_SRGB:
2121 format = MESA_FORMAT_B8G8R8X8_UNORM;
2122 break;
2123 default:
2124 break;
2125 }
2126 return format;
2127 }
2128
2129
2130 /**
2131 * If the given format is a compressed format, return a corresponding
2132 * uncompressed format.
2133 */
2134 mesa_format
2135 _mesa_get_uncompressed_format(mesa_format format)
2136 {
2137 switch (format) {
2138 case MESA_FORMAT_RGB_FXT1:
2139 return MESA_FORMAT_BGR_UNORM8;
2140 case MESA_FORMAT_RGBA_FXT1:
2141 return MESA_FORMAT_A8B8G8R8_UNORM;
2142 case MESA_FORMAT_RGB_DXT1:
2143 case MESA_FORMAT_SRGB_DXT1:
2144 return MESA_FORMAT_BGR_UNORM8;
2145 case MESA_FORMAT_RGBA_DXT1:
2146 case MESA_FORMAT_SRGBA_DXT1:
2147 return MESA_FORMAT_A8B8G8R8_UNORM;
2148 case MESA_FORMAT_RGBA_DXT3:
2149 case MESA_FORMAT_SRGBA_DXT3:
2150 return MESA_FORMAT_A8B8G8R8_UNORM;
2151 case MESA_FORMAT_RGBA_DXT5:
2152 case MESA_FORMAT_SRGBA_DXT5:
2153 return MESA_FORMAT_A8B8G8R8_UNORM;
2154 case MESA_FORMAT_R_RGTC1_UNORM:
2155 return MESA_FORMAT_R_UNORM8;
2156 case MESA_FORMAT_R_RGTC1_SNORM:
2157 return MESA_FORMAT_R_SNORM8;
2158 case MESA_FORMAT_RG_RGTC2_UNORM:
2159 return MESA_FORMAT_R8G8_UNORM;
2160 case MESA_FORMAT_RG_RGTC2_SNORM:
2161 return MESA_FORMAT_R8G8_SNORM;
2162 case MESA_FORMAT_L_LATC1_UNORM:
2163 return MESA_FORMAT_L_UNORM8;
2164 case MESA_FORMAT_L_LATC1_SNORM:
2165 return MESA_FORMAT_L_SNORM8;
2166 case MESA_FORMAT_LA_LATC2_UNORM:
2167 return MESA_FORMAT_L8A8_UNORM;
2168 case MESA_FORMAT_LA_LATC2_SNORM:
2169 return MESA_FORMAT_L8A8_SNORM;
2170 case MESA_FORMAT_ETC1_RGB8:
2171 case MESA_FORMAT_ETC2_RGB8:
2172 case MESA_FORMAT_ETC2_SRGB8:
2173 return MESA_FORMAT_BGR_UNORM8;
2174 case MESA_FORMAT_ETC2_RGBA8_EAC:
2175 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
2176 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
2177 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
2178 return MESA_FORMAT_A8B8G8R8_UNORM;
2179 case MESA_FORMAT_ETC2_R11_EAC:
2180 case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
2181 return MESA_FORMAT_R_UNORM16;
2182 case MESA_FORMAT_ETC2_RG11_EAC:
2183 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
2184 return MESA_FORMAT_R16G16_UNORM;
2185 default:
2186 #ifdef DEBUG
2187 assert(!_mesa_is_format_compressed(format));
2188 #endif
2189 return format;
2190 }
2191 }
2192
2193
2194 GLuint
2195 _mesa_format_num_components(mesa_format format)
2196 {
2197 const struct gl_format_info *info = _mesa_get_format_info(format);
2198 return ((info->RedBits > 0) +
2199 (info->GreenBits > 0) +
2200 (info->BlueBits > 0) +
2201 (info->AlphaBits > 0) +
2202 (info->LuminanceBits > 0) +
2203 (info->IntensityBits > 0) +
2204 (info->DepthBits > 0) +
2205 (info->StencilBits > 0));
2206 }
2207
2208
2209 /**
2210 * Returns true if a color format has data stored in the R/G/B/A channels,
2211 * given an index from 0 to 3.
2212 */
2213 bool
2214 _mesa_format_has_color_component(mesa_format format, int component)
2215 {
2216 const struct gl_format_info *info = _mesa_get_format_info(format);
2217
2218 assert(info->BaseFormat != GL_DEPTH_COMPONENT &&
2219 info->BaseFormat != GL_DEPTH_STENCIL &&
2220 info->BaseFormat != GL_STENCIL_INDEX);
2221
2222 switch (component) {
2223 case 0:
2224 return (info->RedBits + info->IntensityBits + info->LuminanceBits) > 0;
2225 case 1:
2226 return (info->GreenBits + info->IntensityBits + info->LuminanceBits) > 0;
2227 case 2:
2228 return (info->BlueBits + info->IntensityBits + info->LuminanceBits) > 0;
2229 case 3:
2230 return (info->AlphaBits + info->IntensityBits) > 0;
2231 default:
2232 assert(!"Invalid color component: must be 0..3");
2233 return false;
2234 }
2235 }
2236
2237
2238 /**
2239 * Return number of bytes needed to store an image of the given size
2240 * in the given format.
2241 */
2242 GLuint
2243 _mesa_format_image_size(mesa_format format, GLsizei width,
2244 GLsizei height, GLsizei depth)
2245 {
2246 const struct gl_format_info *info = _mesa_get_format_info(format);
2247 /* Strictly speaking, a conditional isn't needed here */
2248 if (info->BlockWidth > 1 || info->BlockHeight > 1) {
2249 /* compressed format (2D only for now) */
2250 const GLuint bw = info->BlockWidth, bh = info->BlockHeight;
2251 const GLuint wblocks = (width + bw - 1) / bw;
2252 const GLuint hblocks = (height + bh - 1) / bh;
2253 const GLuint sz = wblocks * hblocks * info->BytesPerBlock;
2254 return sz * depth;
2255 }
2256 else {
2257 /* non-compressed */
2258 const GLuint sz = width * height * depth * info->BytesPerBlock;
2259 return sz;
2260 }
2261 }
2262
2263
2264 /**
2265 * Same as _mesa_format_image_size() but returns a 64-bit value to
2266 * accomodate very large textures.
2267 */
2268 uint64_t
2269 _mesa_format_image_size64(mesa_format format, GLsizei width,
2270 GLsizei height, GLsizei depth)
2271 {
2272 const struct gl_format_info *info = _mesa_get_format_info(format);
2273 /* Strictly speaking, a conditional isn't needed here */
2274 if (info->BlockWidth > 1 || info->BlockHeight > 1) {
2275 /* compressed format (2D only for now) */
2276 const uint64_t bw = info->BlockWidth, bh = info->BlockHeight;
2277 const uint64_t wblocks = (width + bw - 1) / bw;
2278 const uint64_t hblocks = (height + bh - 1) / bh;
2279 const uint64_t sz = wblocks * hblocks * info->BytesPerBlock;
2280 return sz * depth;
2281 }
2282 else {
2283 /* non-compressed */
2284 const uint64_t sz = ((uint64_t) width *
2285 (uint64_t) height *
2286 (uint64_t) depth *
2287 info->BytesPerBlock);
2288 return sz;
2289 }
2290 }
2291
2292
2293
2294 GLint
2295 _mesa_format_row_stride(mesa_format format, GLsizei width)
2296 {
2297 const struct gl_format_info *info = _mesa_get_format_info(format);
2298 /* Strictly speaking, a conditional isn't needed here */
2299 if (info->BlockWidth > 1 || info->BlockHeight > 1) {
2300 /* compressed format */
2301 const GLuint bw = info->BlockWidth;
2302 const GLuint wblocks = (width + bw - 1) / bw;
2303 const GLint stride = wblocks * info->BytesPerBlock;
2304 return stride;
2305 }
2306 else {
2307 const GLint stride = width * info->BytesPerBlock;
2308 return stride;
2309 }
2310 }
2311
2312
2313 /**
2314 * Debug/test: check that all formats are handled in the
2315 * _mesa_format_to_type_and_comps() function. When new pixel formats
2316 * are added to Mesa, that function needs to be updated.
2317 * This is a no-op after the first call.
2318 */
2319 static void
2320 check_format_to_type_and_comps(void)
2321 {
2322 mesa_format f;
2323
2324 for (f = MESA_FORMAT_NONE + 1; f < MESA_FORMAT_COUNT; f++) {
2325 GLenum datatype = 0;
2326 GLuint comps = 0;
2327 /* This function will emit a problem/warning if the format is
2328 * not handled.
2329 */
2330 _mesa_format_to_type_and_comps(f, &datatype, &comps);
2331 }
2332 }
2333
2334
2335 /**
2336 * Do sanity checking of the format info table.
2337 */
2338 void
2339 _mesa_test_formats(void)
2340 {
2341 GLuint i;
2342
2343 STATIC_ASSERT(Elements(format_info) == MESA_FORMAT_COUNT);
2344
2345 for (i = 0; i < MESA_FORMAT_COUNT; i++) {
2346 const struct gl_format_info *info = _mesa_get_format_info(i);
2347 assert(info);
2348
2349 assert(info->Name == i);
2350
2351 if (info->Name == MESA_FORMAT_NONE)
2352 continue;
2353
2354 if (info->BlockWidth == 1 && info->BlockHeight == 1) {
2355 if (info->RedBits > 0) {
2356 GLuint t = info->RedBits + info->GreenBits
2357 + info->BlueBits + info->AlphaBits;
2358 assert(t / 8 <= info->BytesPerBlock);
2359 (void) t;
2360 }
2361 }
2362
2363 assert(info->DataType == GL_UNSIGNED_NORMALIZED ||
2364 info->DataType == GL_SIGNED_NORMALIZED ||
2365 info->DataType == GL_UNSIGNED_INT ||
2366 info->DataType == GL_INT ||
2367 info->DataType == GL_FLOAT ||
2368 /* Z32_FLOAT_X24S8 has DataType of GL_NONE */
2369 info->DataType == GL_NONE);
2370
2371 if (info->BaseFormat == GL_RGB) {
2372 assert(info->RedBits > 0);
2373 assert(info->GreenBits > 0);
2374 assert(info->BlueBits > 0);
2375 assert(info->AlphaBits == 0);
2376 assert(info->LuminanceBits == 0);
2377 assert(info->IntensityBits == 0);
2378 }
2379 else if (info->BaseFormat == GL_RGBA) {
2380 assert(info->RedBits > 0);
2381 assert(info->GreenBits > 0);
2382 assert(info->BlueBits > 0);
2383 assert(info->AlphaBits > 0);
2384 assert(info->LuminanceBits == 0);
2385 assert(info->IntensityBits == 0);
2386 }
2387 else if (info->BaseFormat == GL_RG) {
2388 assert(info->RedBits > 0);
2389 assert(info->GreenBits > 0);
2390 assert(info->BlueBits == 0);
2391 assert(info->AlphaBits == 0);
2392 assert(info->LuminanceBits == 0);
2393 assert(info->IntensityBits == 0);
2394 }
2395 else if (info->BaseFormat == GL_RED) {
2396 assert(info->RedBits > 0);
2397 assert(info->GreenBits == 0);
2398 assert(info->BlueBits == 0);
2399 assert(info->AlphaBits == 0);
2400 assert(info->LuminanceBits == 0);
2401 assert(info->IntensityBits == 0);
2402 }
2403 else if (info->BaseFormat == GL_LUMINANCE) {
2404 assert(info->RedBits == 0);
2405 assert(info->GreenBits == 0);
2406 assert(info->BlueBits == 0);
2407 assert(info->AlphaBits == 0);
2408 assert(info->LuminanceBits > 0);
2409 assert(info->IntensityBits == 0);
2410 }
2411 else if (info->BaseFormat == GL_INTENSITY) {
2412 assert(info->RedBits == 0);
2413 assert(info->GreenBits == 0);
2414 assert(info->BlueBits == 0);
2415 assert(info->AlphaBits == 0);
2416 assert(info->LuminanceBits == 0);
2417 assert(info->IntensityBits > 0);
2418 }
2419 }
2420
2421 check_format_to_type_and_comps();
2422 }
2423
2424
2425
2426 /**
2427 * Return datatype and number of components per texel for the given mesa_format.
2428 * Only used for mipmap generation code.
2429 */
2430 void
2431 _mesa_format_to_type_and_comps(mesa_format format,
2432 GLenum *datatype, GLuint *comps)
2433 {
2434 switch (format) {
2435 case MESA_FORMAT_A8B8G8R8_UNORM:
2436 case MESA_FORMAT_R8G8B8A8_UNORM:
2437 case MESA_FORMAT_B8G8R8A8_UNORM:
2438 case MESA_FORMAT_A8R8G8B8_UNORM:
2439 case MESA_FORMAT_X8B8G8R8_UNORM:
2440 case MESA_FORMAT_R8G8B8X8_UNORM:
2441 case MESA_FORMAT_B8G8R8X8_UNORM:
2442 case MESA_FORMAT_X8R8G8B8_UNORM:
2443 *datatype = GL_UNSIGNED_BYTE;
2444 *comps = 4;
2445 return;
2446 case MESA_FORMAT_BGR_UNORM8:
2447 case MESA_FORMAT_RGB_UNORM8:
2448 *datatype = GL_UNSIGNED_BYTE;
2449 *comps = 3;
2450 return;
2451 case MESA_FORMAT_B5G6R5_UNORM:
2452 case MESA_FORMAT_R5G6B5_UNORM:
2453 *datatype = GL_UNSIGNED_SHORT_5_6_5;
2454 *comps = 3;
2455 return;
2456
2457 case MESA_FORMAT_B4G4R4A4_UNORM:
2458 case MESA_FORMAT_A4R4G4B4_UNORM:
2459 case MESA_FORMAT_B4G4R4X4_UNORM:
2460 *datatype = GL_UNSIGNED_SHORT_4_4_4_4;
2461 *comps = 4;
2462 return;
2463
2464 case MESA_FORMAT_B5G5R5A1_UNORM:
2465 case MESA_FORMAT_A1R5G5B5_UNORM:
2466 case MESA_FORMAT_B5G5R5X1_UNORM:
2467 *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV;
2468 *comps = 4;
2469 return;
2470
2471 case MESA_FORMAT_B10G10R10A2_UNORM:
2472 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2473 *comps = 4;
2474 return;
2475
2476 case MESA_FORMAT_A1B5G5R5_UNORM:
2477 *datatype = GL_UNSIGNED_SHORT_5_5_5_1;
2478 *comps = 4;
2479 return;
2480
2481 case MESA_FORMAT_L4A4_UNORM:
2482 *datatype = MESA_UNSIGNED_BYTE_4_4;
2483 *comps = 2;
2484 return;
2485
2486 case MESA_FORMAT_L8A8_UNORM:
2487 case MESA_FORMAT_A8L8_UNORM:
2488 case MESA_FORMAT_R8G8_UNORM:
2489 case MESA_FORMAT_G8R8_UNORM:
2490 *datatype = GL_UNSIGNED_BYTE;
2491 *comps = 2;
2492 return;
2493
2494 case MESA_FORMAT_L16A16_UNORM:
2495 case MESA_FORMAT_A16L16_UNORM:
2496 case MESA_FORMAT_R16G16_UNORM:
2497 case MESA_FORMAT_G16R16_UNORM:
2498 *datatype = GL_UNSIGNED_SHORT;
2499 *comps = 2;
2500 return;
2501
2502 case MESA_FORMAT_R_UNORM16:
2503 case MESA_FORMAT_A_UNORM16:
2504 case MESA_FORMAT_L_UNORM16:
2505 case MESA_FORMAT_I_UNORM16:
2506 *datatype = GL_UNSIGNED_SHORT;
2507 *comps = 1;
2508 return;
2509
2510 case MESA_FORMAT_B2G3R3_UNORM:
2511 *datatype = GL_UNSIGNED_BYTE_3_3_2;
2512 *comps = 3;
2513 return;
2514
2515 case MESA_FORMAT_A_UNORM8:
2516 case MESA_FORMAT_L_UNORM8:
2517 case MESA_FORMAT_I_UNORM8:
2518 case MESA_FORMAT_R_UNORM8:
2519 case MESA_FORMAT_S_UINT8:
2520 *datatype = GL_UNSIGNED_BYTE;
2521 *comps = 1;
2522 return;
2523
2524 case MESA_FORMAT_YCBCR:
2525 case MESA_FORMAT_YCBCR_REV:
2526 *datatype = GL_UNSIGNED_SHORT;
2527 *comps = 2;
2528 return;
2529
2530 case MESA_FORMAT_S8_UINT_Z24_UNORM:
2531 *datatype = GL_UNSIGNED_INT_24_8_MESA;
2532 *comps = 2;
2533 return;
2534
2535 case MESA_FORMAT_Z24_UNORM_S8_UINT:
2536 *datatype = GL_UNSIGNED_INT_8_24_REV_MESA;
2537 *comps = 2;
2538 return;
2539
2540 case MESA_FORMAT_Z_UNORM16:
2541 *datatype = GL_UNSIGNED_SHORT;
2542 *comps = 1;
2543 return;
2544
2545 case MESA_FORMAT_Z24_UNORM_X8_UINT:
2546 *datatype = GL_UNSIGNED_INT;
2547 *comps = 1;
2548 return;
2549
2550 case MESA_FORMAT_X8_UINT_Z24_UNORM:
2551 *datatype = GL_UNSIGNED_INT;
2552 *comps = 1;
2553 return;
2554
2555 case MESA_FORMAT_Z_UNORM32:
2556 *datatype = GL_UNSIGNED_INT;
2557 *comps = 1;
2558 return;
2559
2560 case MESA_FORMAT_Z_FLOAT32:
2561 *datatype = GL_FLOAT;
2562 *comps = 1;
2563 return;
2564
2565 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
2566 *datatype = GL_FLOAT_32_UNSIGNED_INT_24_8_REV;
2567 *comps = 1;
2568 return;
2569
2570 case MESA_FORMAT_DUDV8:
2571 *datatype = GL_BYTE;
2572 *comps = 2;
2573 return;
2574
2575 case MESA_FORMAT_R_SNORM8:
2576 case MESA_FORMAT_A_SNORM8:
2577 case MESA_FORMAT_L_SNORM8:
2578 case MESA_FORMAT_I_SNORM8:
2579 *datatype = GL_BYTE;
2580 *comps = 1;
2581 return;
2582 case MESA_FORMAT_R8G8_SNORM:
2583 case MESA_FORMAT_L8A8_SNORM:
2584 *datatype = GL_BYTE;
2585 *comps = 2;
2586 return;
2587 case MESA_FORMAT_A8B8G8R8_SNORM:
2588 case MESA_FORMAT_R8G8B8A8_SNORM:
2589 case MESA_FORMAT_X8B8G8R8_SNORM:
2590 *datatype = GL_BYTE;
2591 *comps = 4;
2592 return;
2593
2594 case MESA_FORMAT_RGBA_UNORM16:
2595 *datatype = GL_UNSIGNED_SHORT;
2596 *comps = 4;
2597 return;
2598
2599 case MESA_FORMAT_R_SNORM16:
2600 case MESA_FORMAT_A_SNORM16:
2601 case MESA_FORMAT_L_SNORM16:
2602 case MESA_FORMAT_I_SNORM16:
2603 *datatype = GL_SHORT;
2604 *comps = 1;
2605 return;
2606 case MESA_FORMAT_R16G16_SNORM:
2607 case MESA_FORMAT_LA_SNORM16:
2608 *datatype = GL_SHORT;
2609 *comps = 2;
2610 return;
2611 case MESA_FORMAT_RGB_SNORM16:
2612 *datatype = GL_SHORT;
2613 *comps = 3;
2614 return;
2615 case MESA_FORMAT_RGBA_SNORM16:
2616 *datatype = GL_SHORT;
2617 *comps = 4;
2618 return;
2619
2620 case MESA_FORMAT_BGR_SRGB8:
2621 *datatype = GL_UNSIGNED_BYTE;
2622 *comps = 3;
2623 return;
2624 case MESA_FORMAT_A8B8G8R8_SRGB:
2625 case MESA_FORMAT_B8G8R8A8_SRGB:
2626 case MESA_FORMAT_R8G8B8A8_SRGB:
2627 *datatype = GL_UNSIGNED_BYTE;
2628 *comps = 4;
2629 return;
2630 case MESA_FORMAT_L_SRGB8:
2631 *datatype = GL_UNSIGNED_BYTE;
2632 *comps = 1;
2633 return;
2634 case MESA_FORMAT_L8A8_SRGB:
2635 *datatype = GL_UNSIGNED_BYTE;
2636 *comps = 2;
2637 return;
2638
2639 case MESA_FORMAT_RGB_FXT1:
2640 case MESA_FORMAT_RGBA_FXT1:
2641 case MESA_FORMAT_RGB_DXT1:
2642 case MESA_FORMAT_RGBA_DXT1:
2643 case MESA_FORMAT_RGBA_DXT3:
2644 case MESA_FORMAT_RGBA_DXT5:
2645 case MESA_FORMAT_SRGB_DXT1:
2646 case MESA_FORMAT_SRGBA_DXT1:
2647 case MESA_FORMAT_SRGBA_DXT3:
2648 case MESA_FORMAT_SRGBA_DXT5:
2649 case MESA_FORMAT_R_RGTC1_UNORM:
2650 case MESA_FORMAT_R_RGTC1_SNORM:
2651 case MESA_FORMAT_RG_RGTC2_UNORM:
2652 case MESA_FORMAT_RG_RGTC2_SNORM:
2653 case MESA_FORMAT_L_LATC1_UNORM:
2654 case MESA_FORMAT_L_LATC1_SNORM:
2655 case MESA_FORMAT_LA_LATC2_UNORM:
2656 case MESA_FORMAT_LA_LATC2_SNORM:
2657 case MESA_FORMAT_ETC1_RGB8:
2658 case MESA_FORMAT_ETC2_RGB8:
2659 case MESA_FORMAT_ETC2_SRGB8:
2660 case MESA_FORMAT_ETC2_RGBA8_EAC:
2661 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
2662 case MESA_FORMAT_ETC2_R11_EAC:
2663 case MESA_FORMAT_ETC2_RG11_EAC:
2664 case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
2665 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
2666 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
2667 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
2668 /* XXX generate error instead? */
2669 *datatype = GL_UNSIGNED_BYTE;
2670 *comps = 0;
2671 return;
2672
2673 case MESA_FORMAT_RGBA_FLOAT32:
2674 *datatype = GL_FLOAT;
2675 *comps = 4;
2676 return;
2677 case MESA_FORMAT_RGBA_FLOAT16:
2678 *datatype = GL_HALF_FLOAT_ARB;
2679 *comps = 4;
2680 return;
2681 case MESA_FORMAT_RGB_FLOAT32:
2682 *datatype = GL_FLOAT;
2683 *comps = 3;
2684 return;
2685 case MESA_FORMAT_RGB_FLOAT16:
2686 *datatype = GL_HALF_FLOAT_ARB;
2687 *comps = 3;
2688 return;
2689 case MESA_FORMAT_LA_FLOAT32:
2690 case MESA_FORMAT_RG_FLOAT32:
2691 *datatype = GL_FLOAT;
2692 *comps = 2;
2693 return;
2694 case MESA_FORMAT_LA_FLOAT16:
2695 case MESA_FORMAT_RG_FLOAT16:
2696 *datatype = GL_HALF_FLOAT_ARB;
2697 *comps = 2;
2698 return;
2699 case MESA_FORMAT_A_FLOAT32:
2700 case MESA_FORMAT_L_FLOAT32:
2701 case MESA_FORMAT_I_FLOAT32:
2702 case MESA_FORMAT_R_FLOAT32:
2703 *datatype = GL_FLOAT;
2704 *comps = 1;
2705 return;
2706 case MESA_FORMAT_A_FLOAT16:
2707 case MESA_FORMAT_L_FLOAT16:
2708 case MESA_FORMAT_I_FLOAT16:
2709 case MESA_FORMAT_R_FLOAT16:
2710 *datatype = GL_HALF_FLOAT_ARB;
2711 *comps = 1;
2712 return;
2713
2714 case MESA_FORMAT_A_UINT8:
2715 case MESA_FORMAT_L_UINT8:
2716 case MESA_FORMAT_I_UINT8:
2717 *datatype = GL_UNSIGNED_BYTE;
2718 *comps = 1;
2719 return;
2720 case MESA_FORMAT_LA_UINT8:
2721 *datatype = GL_UNSIGNED_BYTE;
2722 *comps = 2;
2723 return;
2724
2725 case MESA_FORMAT_A_UINT16:
2726 case MESA_FORMAT_L_UINT16:
2727 case MESA_FORMAT_I_UINT16:
2728 *datatype = GL_UNSIGNED_SHORT;
2729 *comps = 1;
2730 return;
2731 case MESA_FORMAT_LA_UINT16:
2732 *datatype = GL_UNSIGNED_SHORT;
2733 *comps = 2;
2734 return;
2735 case MESA_FORMAT_A_UINT32:
2736 case MESA_FORMAT_L_UINT32:
2737 case MESA_FORMAT_I_UINT32:
2738 *datatype = GL_UNSIGNED_INT;
2739 *comps = 1;
2740 return;
2741 case MESA_FORMAT_LA_UINT32:
2742 *datatype = GL_UNSIGNED_INT;
2743 *comps = 2;
2744 return;
2745 case MESA_FORMAT_A_SINT8:
2746 case MESA_FORMAT_L_SINT8:
2747 case MESA_FORMAT_I_SINT8:
2748 *datatype = GL_BYTE;
2749 *comps = 1;
2750 return;
2751 case MESA_FORMAT_LA_SINT8:
2752 *datatype = GL_BYTE;
2753 *comps = 2;
2754 return;
2755
2756 case MESA_FORMAT_A_SINT16:
2757 case MESA_FORMAT_L_SINT16:
2758 case MESA_FORMAT_I_SINT16:
2759 *datatype = GL_SHORT;
2760 *comps = 1;
2761 return;
2762 case MESA_FORMAT_LA_SINT16:
2763 *datatype = GL_SHORT;
2764 *comps = 2;
2765 return;
2766
2767 case MESA_FORMAT_A_SINT32:
2768 case MESA_FORMAT_L_SINT32:
2769 case MESA_FORMAT_I_SINT32:
2770 *datatype = GL_INT;
2771 *comps = 1;
2772 return;
2773 case MESA_FORMAT_LA_SINT32:
2774 *datatype = GL_INT;
2775 *comps = 2;
2776 return;
2777
2778 case MESA_FORMAT_R_SINT8:
2779 *datatype = GL_BYTE;
2780 *comps = 1;
2781 return;
2782 case MESA_FORMAT_RG_SINT8:
2783 *datatype = GL_BYTE;
2784 *comps = 2;
2785 return;
2786 case MESA_FORMAT_RGB_SINT8:
2787 *datatype = GL_BYTE;
2788 *comps = 3;
2789 return;
2790 case MESA_FORMAT_RGBA_SINT8:
2791 *datatype = GL_BYTE;
2792 *comps = 4;
2793 return;
2794 case MESA_FORMAT_R_SINT16:
2795 *datatype = GL_SHORT;
2796 *comps = 1;
2797 return;
2798 case MESA_FORMAT_RG_SINT16:
2799 *datatype = GL_SHORT;
2800 *comps = 2;
2801 return;
2802 case MESA_FORMAT_RGB_SINT16:
2803 *datatype = GL_SHORT;
2804 *comps = 3;
2805 return;
2806 case MESA_FORMAT_RGBA_SINT16:
2807 *datatype = GL_SHORT;
2808 *comps = 4;
2809 return;
2810 case MESA_FORMAT_R_SINT32:
2811 *datatype = GL_INT;
2812 *comps = 1;
2813 return;
2814 case MESA_FORMAT_RG_SINT32:
2815 *datatype = GL_INT;
2816 *comps = 2;
2817 return;
2818 case MESA_FORMAT_RGB_SINT32:
2819 *datatype = GL_INT;
2820 *comps = 3;
2821 return;
2822 case MESA_FORMAT_RGBA_SINT32:
2823 *datatype = GL_INT;
2824 *comps = 4;
2825 return;
2826
2827 /**
2828 * \name Non-normalized unsigned integer formats.
2829 */
2830 case MESA_FORMAT_R_UINT8:
2831 *datatype = GL_UNSIGNED_BYTE;
2832 *comps = 1;
2833 return;
2834 case MESA_FORMAT_RG_UINT8:
2835 *datatype = GL_UNSIGNED_BYTE;
2836 *comps = 2;
2837 return;
2838 case MESA_FORMAT_RGB_UINT8:
2839 *datatype = GL_UNSIGNED_BYTE;
2840 *comps = 3;
2841 return;
2842 case MESA_FORMAT_RGBA_UINT8:
2843 *datatype = GL_UNSIGNED_BYTE;
2844 *comps = 4;
2845 return;
2846 case MESA_FORMAT_R_UINT16:
2847 *datatype = GL_UNSIGNED_SHORT;
2848 *comps = 1;
2849 return;
2850 case MESA_FORMAT_RG_UINT16:
2851 *datatype = GL_UNSIGNED_SHORT;
2852 *comps = 2;
2853 return;
2854 case MESA_FORMAT_RGB_UINT16:
2855 *datatype = GL_UNSIGNED_SHORT;
2856 *comps = 3;
2857 return;
2858 case MESA_FORMAT_RGBA_UINT16:
2859 *datatype = GL_UNSIGNED_SHORT;
2860 *comps = 4;
2861 return;
2862 case MESA_FORMAT_R_UINT32:
2863 *datatype = GL_UNSIGNED_INT;
2864 *comps = 1;
2865 return;
2866 case MESA_FORMAT_RG_UINT32:
2867 *datatype = GL_UNSIGNED_INT;
2868 *comps = 2;
2869 return;
2870 case MESA_FORMAT_RGB_UINT32:
2871 *datatype = GL_UNSIGNED_INT;
2872 *comps = 3;
2873 return;
2874 case MESA_FORMAT_RGBA_UINT32:
2875 *datatype = GL_UNSIGNED_INT;
2876 *comps = 4;
2877 return;
2878
2879 case MESA_FORMAT_R9G9B9E5_FLOAT:
2880 *datatype = GL_UNSIGNED_INT_5_9_9_9_REV;
2881 *comps = 3;
2882 return;
2883
2884 case MESA_FORMAT_R11G11B10_FLOAT:
2885 *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV;
2886 *comps = 3;
2887 return;
2888
2889 case MESA_FORMAT_B10G10R10A2_UINT:
2890 case MESA_FORMAT_R10G10B10A2_UINT:
2891 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2892 *comps = 4;
2893 return;
2894
2895 case MESA_FORMAT_R8G8B8X8_SRGB:
2896 case MESA_FORMAT_RGBX_UINT8:
2897 *datatype = GL_UNSIGNED_BYTE;
2898 *comps = 4;
2899 return;
2900
2901 case MESA_FORMAT_R8G8B8X8_SNORM:
2902 case MESA_FORMAT_RGBX_SINT8:
2903 *datatype = GL_BYTE;
2904 *comps = 4;
2905 return;
2906
2907 case MESA_FORMAT_B10G10R10X2_UNORM:
2908 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2909 *comps = 4;
2910 return;
2911
2912 case MESA_FORMAT_RGBX_UNORM16:
2913 case MESA_FORMAT_RGBX_UINT16:
2914 *datatype = GL_UNSIGNED_SHORT;
2915 *comps = 4;
2916 return;
2917
2918 case MESA_FORMAT_RGBX_SNORM16:
2919 case MESA_FORMAT_RGBX_SINT16:
2920 *datatype = GL_SHORT;
2921 *comps = 4;
2922 return;
2923
2924 case MESA_FORMAT_RGBX_FLOAT16:
2925 *datatype = GL_HALF_FLOAT;
2926 *comps = 4;
2927 return;
2928
2929 case MESA_FORMAT_RGBX_FLOAT32:
2930 *datatype = GL_FLOAT;
2931 *comps = 4;
2932 return;
2933
2934 case MESA_FORMAT_RGBX_UINT32:
2935 *datatype = GL_UNSIGNED_INT;
2936 *comps = 4;
2937 return;
2938
2939 case MESA_FORMAT_RGBX_SINT32:
2940 *datatype = GL_INT;
2941 *comps = 4;
2942 return;
2943
2944 case MESA_FORMAT_R10G10B10A2_UNORM:
2945 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2946 *comps = 4;
2947 return;
2948
2949 case MESA_FORMAT_G8R8_SNORM:
2950 *datatype = GL_BYTE;
2951 *comps = 2;
2952 return;
2953
2954 case MESA_FORMAT_G16R16_SNORM:
2955 *datatype = GL_SHORT;
2956 *comps = 2;
2957 return;
2958
2959 case MESA_FORMAT_B8G8R8X8_SRGB:
2960 *datatype = GL_UNSIGNED_BYTE;
2961 *comps = 4;
2962 return;
2963
2964 case MESA_FORMAT_COUNT:
2965 assert(0);
2966 return;
2967
2968 case MESA_FORMAT_NONE:
2969 /* For debug builds, warn if any formats are not handled */
2970 #ifdef DEBUG
2971 default:
2972 #endif
2973 _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps",
2974 _mesa_get_format_name(format));
2975 *datatype = 0;
2976 *comps = 1;
2977 }
2978 }
2979
2980 /**
2981 * Check if a mesa_format exactly matches a GL format/type combination
2982 * such that we can use memcpy() from one to the other.
2983 * \param mesa_format a MESA_FORMAT_x value
2984 * \param format the user-specified image format
2985 * \param type the user-specified image datatype
2986 * \param swapBytes typically the current pixel pack/unpack byteswap state
2987 * \return GL_TRUE if the formats match, GL_FALSE otherwise.
2988 */
2989 GLboolean
2990 _mesa_format_matches_format_and_type(mesa_format mesa_format,
2991 GLenum format, GLenum type,
2992 GLboolean swapBytes)
2993 {
2994 const GLboolean littleEndian = _mesa_little_endian();
2995
2996 /* Note: When reading a GL format/type combination, the format lists channel
2997 * assignments from most significant channel in the type to least
2998 * significant. A type with _REV indicates that the assignments are
2999 * swapped, so they are listed from least significant to most significant.
3000 *
3001 * For sanity, please keep this switch statement ordered the same as the
3002 * enums in formats.h.
3003 */
3004
3005 switch (mesa_format) {
3006
3007 case MESA_FORMAT_NONE:
3008 case MESA_FORMAT_COUNT:
3009 return GL_FALSE;
3010
3011 case MESA_FORMAT_A8B8G8R8_UNORM:
3012 case MESA_FORMAT_A8B8G8R8_SRGB:
3013 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes)
3014 return GL_TRUE;
3015
3016 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes)
3017 return GL_TRUE;
3018
3019 if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian)
3020 return GL_TRUE;
3021
3022 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV
3023 && !swapBytes)
3024 return GL_TRUE;
3025
3026 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8
3027 && swapBytes)
3028 return GL_TRUE;
3029
3030 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian)
3031 return GL_TRUE;
3032
3033 return GL_FALSE;
3034
3035 case MESA_FORMAT_R8G8B8A8_UNORM:
3036 case MESA_FORMAT_R8G8B8A8_SRGB:
3037 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3038 !swapBytes)
3039 return GL_TRUE;
3040
3041 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
3042 return GL_TRUE;
3043
3044 if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian)
3045 return GL_TRUE;
3046
3047 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 &&
3048 !swapBytes)
3049 return GL_TRUE;
3050
3051 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3052 swapBytes)
3053 return GL_TRUE;
3054
3055 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian)
3056 return GL_TRUE;
3057
3058 return GL_FALSE;
3059
3060 case MESA_FORMAT_B8G8R8A8_UNORM:
3061 case MESA_FORMAT_B8G8R8A8_SRGB:
3062 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3063 !swapBytes)
3064 return GL_TRUE;
3065
3066 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
3067 return GL_TRUE;
3068
3069 if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian)
3070 return GL_TRUE;
3071
3072 return GL_FALSE;
3073
3074 case MESA_FORMAT_A8R8G8B8_UNORM:
3075 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes)
3076 return GL_TRUE;
3077
3078 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3079 swapBytes)
3080 return GL_TRUE;
3081
3082 if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian)
3083 return GL_TRUE;
3084
3085 return GL_FALSE;
3086
3087 case MESA_FORMAT_X8B8G8R8_UNORM:
3088 case MESA_FORMAT_R8G8B8X8_UNORM:
3089 return GL_FALSE;
3090
3091 case MESA_FORMAT_B8G8R8X8_UNORM:
3092 case MESA_FORMAT_X8R8G8B8_UNORM:
3093 return GL_FALSE;
3094
3095 case MESA_FORMAT_BGR_UNORM8:
3096 case MESA_FORMAT_BGR_SRGB8:
3097 return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian;
3098
3099 case MESA_FORMAT_RGB_UNORM8:
3100 return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian;
3101
3102 case MESA_FORMAT_B5G6R5_UNORM:
3103 return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes;
3104
3105 case MESA_FORMAT_R5G6B5_UNORM:
3106 /* Some of the 16-bit MESA_FORMATs that would seem to correspond to
3107 * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed,
3108 * according to formats.h, so they can't be matched.
3109 */
3110 return GL_FALSE;
3111
3112 case MESA_FORMAT_B4G4R4A4_UNORM:
3113 return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV &&
3114 !swapBytes;
3115
3116 case MESA_FORMAT_A4R4G4B4_UNORM:
3117 return GL_FALSE;
3118
3119 case MESA_FORMAT_A1B5G5R5_UNORM:
3120 return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 &&
3121 !swapBytes;
3122
3123 case MESA_FORMAT_B5G5R5A1_UNORM:
3124 return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV &&
3125 !swapBytes;
3126
3127 case MESA_FORMAT_A1R5G5B5_UNORM:
3128 return GL_FALSE;
3129
3130 case MESA_FORMAT_L4A4_UNORM:
3131 return GL_FALSE;
3132 case MESA_FORMAT_L8A8_UNORM:
3133 case MESA_FORMAT_L8A8_SRGB:
3134 return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian;
3135 case MESA_FORMAT_A8L8_UNORM:
3136 return GL_FALSE;
3137
3138 case MESA_FORMAT_L16A16_UNORM:
3139 return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes;
3140 case MESA_FORMAT_A16L16_UNORM:
3141 return GL_FALSE;
3142
3143 case MESA_FORMAT_B2G3R3_UNORM:
3144 return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2;
3145
3146 case MESA_FORMAT_A_UNORM8:
3147 return format == GL_ALPHA && type == GL_UNSIGNED_BYTE;
3148 case MESA_FORMAT_A_UNORM16:
3149 return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes;
3150 case MESA_FORMAT_L_UNORM8:
3151 case MESA_FORMAT_L_SRGB8:
3152 return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE;
3153 case MESA_FORMAT_L_UNORM16:
3154 return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes;
3155 case MESA_FORMAT_I_UNORM8:
3156 return format == GL_RED && type == GL_UNSIGNED_BYTE;
3157 case MESA_FORMAT_I_UNORM16:
3158 return format == GL_RED && type == GL_UNSIGNED_SHORT && !swapBytes;
3159
3160 case MESA_FORMAT_YCBCR:
3161 return format == GL_YCBCR_MESA &&
3162 ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) ||
3163 (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes));
3164 case MESA_FORMAT_YCBCR_REV:
3165 return format == GL_YCBCR_MESA &&
3166 ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) ||
3167 (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes));
3168
3169 case MESA_FORMAT_R_UNORM8:
3170 return format == GL_RED && type == GL_UNSIGNED_BYTE;
3171 case MESA_FORMAT_R8G8_UNORM:
3172 return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian;
3173 case MESA_FORMAT_G8R8_UNORM:
3174 return GL_FALSE;
3175
3176 case MESA_FORMAT_R_UNORM16:
3177 return format == GL_RED && type == GL_UNSIGNED_SHORT &&
3178 !swapBytes;
3179 case MESA_FORMAT_R16G16_UNORM:
3180 return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian &&
3181 !swapBytes;
3182 case MESA_FORMAT_G16R16_UNORM:
3183 return GL_FALSE;
3184
3185 case MESA_FORMAT_B10G10R10A2_UNORM:
3186 return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3187 !swapBytes;
3188
3189 case MESA_FORMAT_S8_UINT_Z24_UNORM:
3190 return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 &&
3191 !swapBytes;
3192 case MESA_FORMAT_X8_UINT_Z24_UNORM:
3193 case MESA_FORMAT_Z24_UNORM_S8_UINT:
3194 return GL_FALSE;
3195
3196 case MESA_FORMAT_Z_UNORM16:
3197 return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT &&
3198 !swapBytes;
3199
3200 case MESA_FORMAT_Z24_UNORM_X8_UINT:
3201 return GL_FALSE;
3202
3203 case MESA_FORMAT_Z_UNORM32:
3204 return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT &&
3205 !swapBytes;
3206
3207 case MESA_FORMAT_S_UINT8:
3208 return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE;
3209
3210 case MESA_FORMAT_SRGB_DXT1:
3211 case MESA_FORMAT_SRGBA_DXT1:
3212 case MESA_FORMAT_SRGBA_DXT3:
3213 case MESA_FORMAT_SRGBA_DXT5:
3214 return GL_FALSE;
3215
3216 case MESA_FORMAT_RGB_FXT1:
3217 case MESA_FORMAT_RGBA_FXT1:
3218 case MESA_FORMAT_RGB_DXT1:
3219 case MESA_FORMAT_RGBA_DXT1:
3220 case MESA_FORMAT_RGBA_DXT3:
3221 case MESA_FORMAT_RGBA_DXT5:
3222 return GL_FALSE;
3223
3224 case MESA_FORMAT_RGBA_FLOAT32:
3225 return format == GL_RGBA && type == GL_FLOAT && !swapBytes;
3226 case MESA_FORMAT_RGBA_FLOAT16:
3227 return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes;
3228
3229 case MESA_FORMAT_RGB_FLOAT32:
3230 return format == GL_RGB && type == GL_FLOAT && !swapBytes;
3231 case MESA_FORMAT_RGB_FLOAT16:
3232 return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes;
3233
3234 case MESA_FORMAT_A_FLOAT32:
3235 return format == GL_ALPHA && type == GL_FLOAT && !swapBytes;
3236 case MESA_FORMAT_A_FLOAT16:
3237 return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes;
3238
3239 case MESA_FORMAT_L_FLOAT32:
3240 return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes;
3241 case MESA_FORMAT_L_FLOAT16:
3242 return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes;
3243
3244 case MESA_FORMAT_LA_FLOAT32:
3245 return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes;
3246 case MESA_FORMAT_LA_FLOAT16:
3247 return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes;
3248
3249 case MESA_FORMAT_I_FLOAT32:
3250 return format == GL_RED && type == GL_FLOAT && !swapBytes;
3251 case MESA_FORMAT_I_FLOAT16:
3252 return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes;
3253
3254 case MESA_FORMAT_R_FLOAT32:
3255 return format == GL_RED && type == GL_FLOAT && !swapBytes;
3256 case MESA_FORMAT_R_FLOAT16:
3257 return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes;
3258
3259 case MESA_FORMAT_RG_FLOAT32:
3260 return format == GL_RG && type == GL_FLOAT && !swapBytes;
3261 case MESA_FORMAT_RG_FLOAT16:
3262 return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes;
3263
3264 case MESA_FORMAT_A_UINT8:
3265 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE;
3266 case MESA_FORMAT_A_UINT16:
3267 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT &&
3268 !swapBytes;
3269 case MESA_FORMAT_A_UINT32:
3270 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT &&
3271 !swapBytes;
3272 case MESA_FORMAT_A_SINT8:
3273 return format == GL_ALPHA_INTEGER && type == GL_BYTE;
3274 case MESA_FORMAT_A_SINT16:
3275 return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes;
3276 case MESA_FORMAT_A_SINT32:
3277 return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes;
3278
3279 case MESA_FORMAT_I_UINT8:
3280 return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE;
3281 case MESA_FORMAT_I_UINT16:
3282 return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes;
3283 case MESA_FORMAT_I_UINT32:
3284 return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3285 case MESA_FORMAT_I_SINT8:
3286 return format == GL_RED_INTEGER && type == GL_BYTE;
3287 case MESA_FORMAT_I_SINT16:
3288 return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes;
3289 case MESA_FORMAT_I_SINT32:
3290 return format == GL_RED_INTEGER && type == GL_INT && !swapBytes;
3291
3292 case MESA_FORMAT_L_UINT8:
3293 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE;
3294 case MESA_FORMAT_L_UINT16:
3295 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT &&
3296 !swapBytes;
3297 case MESA_FORMAT_L_UINT32:
3298 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT &&
3299 !swapBytes;
3300 case MESA_FORMAT_L_SINT8:
3301 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE;
3302 case MESA_FORMAT_L_SINT16:
3303 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT &&
3304 !swapBytes;
3305 case MESA_FORMAT_L_SINT32:
3306 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes;
3307
3308 case MESA_FORMAT_LA_UINT8:
3309 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3310 type == GL_UNSIGNED_BYTE && !swapBytes;
3311 case MESA_FORMAT_LA_UINT16:
3312 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3313 type == GL_UNSIGNED_SHORT && !swapBytes;
3314 case MESA_FORMAT_LA_UINT32:
3315 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3316 type == GL_UNSIGNED_INT && !swapBytes;
3317 case MESA_FORMAT_LA_SINT8:
3318 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE &&
3319 !swapBytes;
3320 case MESA_FORMAT_LA_SINT16:
3321 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT &&
3322 !swapBytes;
3323 case MESA_FORMAT_LA_SINT32:
3324 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT &&
3325 !swapBytes;
3326
3327 case MESA_FORMAT_R_SINT8:
3328 return format == GL_RED_INTEGER && type == GL_BYTE;
3329 case MESA_FORMAT_RG_SINT8:
3330 return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes;
3331 case MESA_FORMAT_RGB_SINT8:
3332 return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes;
3333 case MESA_FORMAT_RGBA_SINT8:
3334 return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes;
3335 case MESA_FORMAT_R_SINT16:
3336 return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes;
3337 case MESA_FORMAT_RG_SINT16:
3338 return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes;
3339 case MESA_FORMAT_RGB_SINT16:
3340 return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes;
3341 case MESA_FORMAT_RGBA_SINT16:
3342 return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes;
3343 case MESA_FORMAT_R_SINT32:
3344 return format == GL_RED_INTEGER && type == GL_INT && !swapBytes;
3345 case MESA_FORMAT_RG_SINT32:
3346 return format == GL_RG_INTEGER && type == GL_INT && !swapBytes;
3347 case MESA_FORMAT_RGB_SINT32:
3348 return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes;
3349 case MESA_FORMAT_RGBA_SINT32:
3350 return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes;
3351
3352 case MESA_FORMAT_R_UINT8:
3353 return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE;
3354 case MESA_FORMAT_RG_UINT8:
3355 return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes;
3356 case MESA_FORMAT_RGB_UINT8:
3357 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes;
3358 case MESA_FORMAT_RGBA_UINT8:
3359 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE &&
3360 !swapBytes;
3361 case MESA_FORMAT_R_UINT16:
3362 return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT &&
3363 !swapBytes;
3364 case MESA_FORMAT_RG_UINT16:
3365 return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes;
3366 case MESA_FORMAT_RGB_UINT16:
3367 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT &&
3368 !swapBytes;
3369 case MESA_FORMAT_RGBA_UINT16:
3370 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT &&
3371 !swapBytes;
3372 case MESA_FORMAT_R_UINT32:
3373 return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3374 case MESA_FORMAT_RG_UINT32:
3375 return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3376 case MESA_FORMAT_RGB_UINT32:
3377 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3378 case MESA_FORMAT_RGBA_UINT32:
3379 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3380
3381 case MESA_FORMAT_DUDV8:
3382 return (format == GL_DU8DV8_ATI || format == GL_DUDV_ATI) &&
3383 type == GL_BYTE && littleEndian && !swapBytes;
3384
3385 case MESA_FORMAT_R_SNORM8:
3386 return format == GL_RED && type == GL_BYTE;
3387 case MESA_FORMAT_R8G8_SNORM:
3388 return format == GL_RG && type == GL_BYTE && littleEndian &&
3389 !swapBytes;
3390 case MESA_FORMAT_X8B8G8R8_SNORM:
3391 return GL_FALSE;
3392
3393 case MESA_FORMAT_A8B8G8R8_SNORM:
3394 if (format == GL_RGBA && type == GL_BYTE && !littleEndian)
3395 return GL_TRUE;
3396
3397 if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian)
3398 return GL_TRUE;
3399
3400 return GL_FALSE;
3401
3402 case MESA_FORMAT_R8G8B8A8_SNORM:
3403 if (format == GL_RGBA && type == GL_BYTE && littleEndian)
3404 return GL_TRUE;
3405
3406 if (format == GL_ABGR_EXT && type == GL_BYTE && !littleEndian)
3407 return GL_TRUE;
3408
3409 return GL_FALSE;
3410
3411 case MESA_FORMAT_R_SNORM16:
3412 return format == GL_RED && type == GL_SHORT &&
3413 !swapBytes;
3414 case MESA_FORMAT_R16G16_SNORM:
3415 return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes;
3416 case MESA_FORMAT_RGB_SNORM16:
3417 return format == GL_RGB && type == GL_SHORT && !swapBytes;
3418 case MESA_FORMAT_RGBA_SNORM16:
3419 return format == GL_RGBA && type == GL_SHORT && !swapBytes;
3420 case MESA_FORMAT_RGBA_UNORM16:
3421 return format == GL_RGBA && type == GL_UNSIGNED_SHORT &&
3422 !swapBytes;
3423
3424 case MESA_FORMAT_R_RGTC1_UNORM:
3425 case MESA_FORMAT_R_RGTC1_SNORM:
3426 case MESA_FORMAT_RG_RGTC2_UNORM:
3427 case MESA_FORMAT_RG_RGTC2_SNORM:
3428 return GL_FALSE;
3429
3430 case MESA_FORMAT_L_LATC1_UNORM:
3431 case MESA_FORMAT_L_LATC1_SNORM:
3432 case MESA_FORMAT_LA_LATC2_UNORM:
3433 case MESA_FORMAT_LA_LATC2_SNORM:
3434 return GL_FALSE;
3435
3436 case MESA_FORMAT_ETC1_RGB8:
3437 case MESA_FORMAT_ETC2_RGB8:
3438 case MESA_FORMAT_ETC2_SRGB8:
3439 case MESA_FORMAT_ETC2_RGBA8_EAC:
3440 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
3441 case MESA_FORMAT_ETC2_R11_EAC:
3442 case MESA_FORMAT_ETC2_RG11_EAC:
3443 case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
3444 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
3445 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
3446 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
3447 return GL_FALSE;
3448
3449 case MESA_FORMAT_A_SNORM8:
3450 return format == GL_ALPHA && type == GL_BYTE;
3451 case MESA_FORMAT_L_SNORM8:
3452 return format == GL_LUMINANCE && type == GL_BYTE;
3453 case MESA_FORMAT_L8A8_SNORM:
3454 return format == GL_LUMINANCE_ALPHA && type == GL_BYTE &&
3455 littleEndian && !swapBytes;
3456 case MESA_FORMAT_I_SNORM8:
3457 return format == GL_RED && type == GL_BYTE;
3458 case MESA_FORMAT_A_SNORM16:
3459 return format == GL_ALPHA && type == GL_SHORT && !swapBytes;
3460 case MESA_FORMAT_L_SNORM16:
3461 return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes;
3462 case MESA_FORMAT_LA_SNORM16:
3463 return format == GL_LUMINANCE_ALPHA && type == GL_SHORT &&
3464 littleEndian && !swapBytes;
3465 case MESA_FORMAT_I_SNORM16:
3466 return format == GL_RED && type == GL_SHORT && littleEndian &&
3467 !swapBytes;
3468
3469 case MESA_FORMAT_B10G10R10A2_UINT:
3470 return (format == GL_BGRA_INTEGER_EXT &&
3471 type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3472 !swapBytes);
3473
3474 case MESA_FORMAT_R10G10B10A2_UINT:
3475 return (format == GL_RGBA_INTEGER_EXT &&
3476 type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3477 !swapBytes);
3478
3479 case MESA_FORMAT_R9G9B9E5_FLOAT:
3480 return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV &&
3481 !swapBytes;
3482
3483 case MESA_FORMAT_R11G11B10_FLOAT:
3484 return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV &&
3485 !swapBytes;
3486
3487 case MESA_FORMAT_Z_FLOAT32:
3488 return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes;
3489
3490 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
3491 return format == GL_DEPTH_STENCIL &&
3492 type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes;
3493
3494 case MESA_FORMAT_B4G4R4X4_UNORM:
3495 case MESA_FORMAT_B5G5R5X1_UNORM:
3496 case MESA_FORMAT_R8G8B8X8_SNORM:
3497 case MESA_FORMAT_R8G8B8X8_SRGB:
3498 case MESA_FORMAT_RGBX_UINT8:
3499 case MESA_FORMAT_RGBX_SINT8:
3500 case MESA_FORMAT_B10G10R10X2_UNORM:
3501 case MESA_FORMAT_RGBX_UNORM16:
3502 case MESA_FORMAT_RGBX_SNORM16:
3503 case MESA_FORMAT_RGBX_FLOAT16:
3504 case MESA_FORMAT_RGBX_UINT16:
3505 case MESA_FORMAT_RGBX_SINT16:
3506 case MESA_FORMAT_RGBX_FLOAT32:
3507 case MESA_FORMAT_RGBX_UINT32:
3508 case MESA_FORMAT_RGBX_SINT32:
3509 return GL_FALSE;
3510
3511 case MESA_FORMAT_R10G10B10A2_UNORM:
3512 return format == GL_RGBA && type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3513 !swapBytes;
3514
3515 case MESA_FORMAT_G8R8_SNORM:
3516 return format == GL_RG && type == GL_BYTE && !littleEndian &&
3517 !swapBytes;
3518
3519 case MESA_FORMAT_G16R16_SNORM:
3520 return format == GL_RG && type == GL_SHORT && !littleEndian &&
3521 !swapBytes;
3522
3523 case MESA_FORMAT_B8G8R8X8_SRGB:
3524 return GL_FALSE;
3525 }
3526
3527 return GL_FALSE;
3528 }
3529