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mesa: Don't allow snorm internal formats in glCopyTexImage*() in GLES3
[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.
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_A_UNORM8, /* Name */
419 "MESA_FORMAT_A_UNORM8", /* StrName */
420 GL_ALPHA, /* BaseFormat */
421 GL_UNSIGNED_NORMALIZED, /* DataType */
422 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
423 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
424 1, 1, 1 /* BlockWidth/Height,Bytes */
425 },
426 {
427 MESA_FORMAT_A_UNORM16, /* Name */
428 "MESA_FORMAT_A_UNORM16", /* StrName */
429 GL_ALPHA, /* BaseFormat */
430 GL_UNSIGNED_NORMALIZED, /* DataType */
431 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
432 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
433 1, 1, 2 /* BlockWidth/Height,Bytes */
434 },
435 {
436 MESA_FORMAT_L_UNORM8, /* Name */
437 "MESA_FORMAT_L_UNORM8", /* StrName */
438 GL_LUMINANCE, /* BaseFormat */
439 GL_UNSIGNED_NORMALIZED, /* DataType */
440 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
441 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
442 1, 1, 1 /* BlockWidth/Height,Bytes */
443 },
444 {
445 MESA_FORMAT_L_UNORM16, /* Name */
446 "MESA_FORMAT_L_UNORM16", /* StrName */
447 GL_LUMINANCE, /* BaseFormat */
448 GL_UNSIGNED_NORMALIZED, /* DataType */
449 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
450 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
451 1, 1, 2 /* BlockWidth/Height,Bytes */
452 },
453 {
454 MESA_FORMAT_I_UNORM8, /* Name */
455 "MESA_FORMAT_I_UNORM8", /* StrName */
456 GL_INTENSITY, /* BaseFormat */
457 GL_UNSIGNED_NORMALIZED, /* DataType */
458 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
459 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
460 1, 1, 1 /* BlockWidth/Height,Bytes */
461 },
462 {
463 MESA_FORMAT_I_UNORM16, /* Name */
464 "MESA_FORMAT_I_UNORM16", /* StrName */
465 GL_INTENSITY, /* BaseFormat */
466 GL_UNSIGNED_NORMALIZED, /* DataType */
467 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
468 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
469 1, 1, 2 /* BlockWidth/Height,Bytes */
470 },
471 {
472 MESA_FORMAT_R_UNORM8,
473 "MESA_FORMAT_R_UNORM8",
474 GL_RED,
475 GL_UNSIGNED_NORMALIZED,
476 8, 0, 0, 0,
477 0, 0, 0, 0, 0,
478 1, 1, 1
479 },
480 {
481 MESA_FORMAT_R_UNORM16,
482 "MESA_FORMAT_R_UNORM16",
483 GL_RED,
484 GL_UNSIGNED_NORMALIZED,
485 16, 0, 0, 0,
486 0, 0, 0, 0, 0,
487 1, 1, 2
488 },
489 {
490 MESA_FORMAT_BGR_UNORM8, /* Name */
491 "MESA_FORMAT_BGR_UNORM8", /* StrName */
492 GL_RGB, /* BaseFormat */
493 GL_UNSIGNED_NORMALIZED, /* DataType */
494 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
495 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
496 1, 1, 3 /* BlockWidth/Height,Bytes */
497 },
498 {
499 MESA_FORMAT_RGB_UNORM8, /* Name */
500 "MESA_FORMAT_RGB_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_RGBA_UNORM16,
509 "MESA_FORMAT_RGBA_UNORM16",
510 GL_RGBA,
511 GL_UNSIGNED_NORMALIZED,
512 16, 16, 16, 16,
513 0, 0, 0, 0, 0,
514 1, 1, 8
515 },
516 {
517 MESA_FORMAT_RGBX_UNORM16,
518 "MESA_FORMAT_RGBX_UNORM16",
519 GL_RGB,
520 GL_UNSIGNED_NORMALIZED,
521 16, 16, 16, 0,
522 0, 0, 0, 0, 0,
523 1, 1, 8
524 },
525 {
526 MESA_FORMAT_Z_UNORM16, /* Name */
527 "MESA_FORMAT_Z_UNORM16", /* StrName */
528 GL_DEPTH_COMPONENT, /* BaseFormat */
529 GL_UNSIGNED_NORMALIZED, /* DataType */
530 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
531 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */
532 1, 1, 2 /* BlockWidth/Height,Bytes */
533 },
534 {
535 MESA_FORMAT_Z_UNORM32, /* Name */
536 "MESA_FORMAT_Z_UNORM32", /* StrName */
537 GL_DEPTH_COMPONENT, /* BaseFormat */
538 GL_UNSIGNED_NORMALIZED, /* DataType */
539 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
540 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
541 1, 1, 4 /* BlockWidth/Height,Bytes */
542 },
543 {
544 MESA_FORMAT_S_UINT8, /* Name */
545 "MESA_FORMAT_S_UINT8", /* StrName */
546 GL_STENCIL_INDEX, /* BaseFormat */
547 GL_UNSIGNED_INT, /* DataType */
548 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
549 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */
550 1, 1, 1 /* BlockWidth/Height,Bytes */
551 },
552
553 /* Packed signed/normalized formats */
554 {
555 MESA_FORMAT_A8B8G8R8_SNORM,
556 "MESA_FORMAT_A8B8G8R8_SNORM",
557 GL_RGBA,
558 GL_SIGNED_NORMALIZED,
559 8, 8, 8, 8,
560 0, 0, 0, 0, 0,
561 1, 1, 4
562 },
563 {
564 MESA_FORMAT_X8B8G8R8_SNORM,
565 "MESA_FORMAT_X8B8G8R8_SNORM",
566 GL_RGB,
567 GL_SIGNED_NORMALIZED,
568 8, 8, 8, 0,
569 0, 0, 0, 0, 0,
570 1, 1, 4 /* 4 bpp, but no alpha */
571 },
572 {
573 MESA_FORMAT_R8G8B8A8_SNORM,
574 "MESA_FORMAT_R8G8B8A8_SNORM",
575 GL_RGBA,
576 GL_SIGNED_NORMALIZED,
577 8, 8, 8, 8,
578 0, 0, 0, 0, 0,
579 1, 1, 4
580 },
581 {
582 MESA_FORMAT_R8G8B8X8_SNORM,
583 "MESA_FORMAT_R8G8B8X8_SNORM",
584 GL_RGB,
585 GL_SIGNED_NORMALIZED,
586 8, 8, 8, 0,
587 0, 0, 0, 0, 0,
588 1, 1, 4
589 },
590 {
591 MESA_FORMAT_R16G16_SNORM,
592 "MESA_FORMAT_R16G16_SNORM",
593 GL_RG,
594 GL_SIGNED_NORMALIZED,
595 16, 16, 0, 0,
596 0, 0, 0, 0, 0,
597 1, 1, 4
598 },
599 {
600 MESA_FORMAT_G16R16_SNORM,
601 "MESA_FORMAT_G16R16_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_R8G8_SNORM,
610 "MESA_FORMAT_R8G8_SNORM",
611 GL_RG,
612 GL_SIGNED_NORMALIZED,
613 8, 8, 0, 0,
614 0, 0, 0, 0, 0,
615 1, 1, 2
616 },
617 {
618 MESA_FORMAT_G8R8_SNORM,
619 "MESA_FORMAT_G8R8_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_L8A8_SNORM,
628 "MESA_FORMAT_L8A8_SNORM",
629 GL_LUMINANCE_ALPHA,
630 GL_SIGNED_NORMALIZED,
631 0, 0, 0, 8,
632 8, 0, 0, 0, 0,
633 1, 1, 2
634 },
635
636 /* Array signed/normalized formats */
637 {
638 MESA_FORMAT_A_SNORM8,
639 "MESA_FORMAT_A_SNORM8",
640 GL_ALPHA,
641 GL_SIGNED_NORMALIZED,
642 0, 0, 0, 8,
643 0, 0, 0, 0, 0,
644 1, 1, 1
645 },
646 {
647 MESA_FORMAT_A_SNORM16,
648 "MESA_FORMAT_A_SNORM16",
649 GL_ALPHA,
650 GL_SIGNED_NORMALIZED,
651 0, 0, 0, 16,
652 0, 0, 0, 0, 0,
653 1, 1, 2
654 },
655 {
656 MESA_FORMAT_L_SNORM8,
657 "MESA_FORMAT_L_SNORM8",
658 GL_LUMINANCE,
659 GL_SIGNED_NORMALIZED,
660 0, 0, 0, 0,
661 8, 0, 0, 0, 0,
662 1, 1, 1
663 },
664 {
665 MESA_FORMAT_L_SNORM16,
666 "MESA_FORMAT_L_SNORM16",
667 GL_LUMINANCE,
668 GL_SIGNED_NORMALIZED,
669 0, 0, 0, 0,
670 16, 0, 0, 0, 0,
671 1, 1, 2
672 },
673 {
674 MESA_FORMAT_I_SNORM8,
675 "MESA_FORMAT_I_SNORM8",
676 GL_INTENSITY,
677 GL_SIGNED_NORMALIZED,
678 0, 0, 0, 0,
679 0, 8, 0, 0, 0,
680 1, 1, 1
681 },
682 {
683 MESA_FORMAT_I_SNORM16,
684 "MESA_FORMAT_I_SNORM16",
685 GL_INTENSITY,
686 GL_SIGNED_NORMALIZED,
687 0, 0, 0, 0,
688 0, 16, 0, 0, 0,
689 1, 1, 2
690 },
691 {
692 MESA_FORMAT_R_SNORM8, /* Name */
693 "MESA_FORMAT_R_SNORM8", /* StrName */
694 GL_RED, /* BaseFormat */
695 GL_SIGNED_NORMALIZED, /* DataType */
696 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
697 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
698 1, 1, 1 /* BlockWidth/Height,Bytes */
699 },
700 {
701 MESA_FORMAT_R_SNORM16,
702 "MESA_FORMAT_R_SNORM16",
703 GL_RED,
704 GL_SIGNED_NORMALIZED,
705 16, 0, 0, 0,
706 0, 0, 0, 0, 0,
707 1, 1, 2
708 },
709 {
710 MESA_FORMAT_LA_SNORM16,
711 "MESA_FORMAT_LA_SNORM16",
712 GL_LUMINANCE_ALPHA,
713 GL_SIGNED_NORMALIZED,
714 0, 0, 0, 16,
715 16, 0, 0, 0, 0,
716 1, 1, 4
717 },
718 {
719 MESA_FORMAT_RGB_SNORM16,
720 "MESA_FORMAT_RGB_SNORM16",
721 GL_RGB,
722 GL_SIGNED_NORMALIZED,
723 16, 16, 16, 0,
724 0, 0, 0, 0, 0,
725 1, 1, 6
726 },
727 {
728 MESA_FORMAT_RGBA_SNORM16,
729 "MESA_FORMAT_RGBA_SNORM16",
730 GL_RGBA,
731 GL_SIGNED_NORMALIZED,
732 16, 16, 16, 16,
733 0, 0, 0, 0, 0,
734 1, 1, 8
735 },
736 {
737 MESA_FORMAT_RGBX_SNORM16,
738 "MESA_FORMAT_RGBX_SNORM16",
739 GL_RGB,
740 GL_SIGNED_NORMALIZED,
741 16, 16, 16, 0,
742 0, 0, 0, 0, 0,
743 1, 1, 8
744 },
745
746 /* Packed sRGB formats */
747 {
748 MESA_FORMAT_A8B8G8R8_SRGB,
749 "MESA_FORMAT_A8B8G8R8_SRGB",
750 GL_RGBA,
751 GL_UNSIGNED_NORMALIZED,
752 8, 8, 8, 8,
753 0, 0, 0, 0, 0,
754 1, 1, 4
755 },
756 {
757 MESA_FORMAT_B8G8R8A8_SRGB,
758 "MESA_FORMAT_B8G8R8A8_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_B8G8R8X8_SRGB,
767 "MESA_FORMAT_B8G8R8X8_SRGB",
768 GL_RGB,
769 GL_UNSIGNED_NORMALIZED,
770 8, 8, 8, 0,
771 0, 0, 0, 0, 0,
772 1, 1, 4
773 },
774 {
775 MESA_FORMAT_R8G8B8A8_SRGB,
776 "MESA_FORMAT_R8G8B8A8_SRGB",
777 GL_RGBA,
778 GL_UNSIGNED_NORMALIZED,
779 8, 8, 8, 8,
780 0, 0, 0, 0, 0,
781 1, 1, 4
782 },
783 {
784 MESA_FORMAT_R8G8B8X8_SRGB,
785 "MESA_FORMAT_R8G8B8X8_SRGB",
786 GL_RGB,
787 GL_UNSIGNED_NORMALIZED,
788 8, 8, 8, 0,
789 0, 0, 0, 0, 0,
790 1, 1, 4
791 },
792 {
793 MESA_FORMAT_L8A8_SRGB,
794 "MESA_FORMAT_L8A8_SRGB",
795 GL_LUMINANCE_ALPHA,
796 GL_UNSIGNED_NORMALIZED,
797 0, 0, 0, 8,
798 8, 0, 0, 0, 0,
799 1, 1, 2
800 },
801
802 /* Array sRGB formats */
803 {
804 MESA_FORMAT_L_SRGB8,
805 "MESA_FORMAT_L_SRGB8",
806 GL_LUMINANCE,
807 GL_UNSIGNED_NORMALIZED,
808 0, 0, 0, 0,
809 8, 0, 0, 0, 0,
810 1, 1, 1
811 },
812 {
813 MESA_FORMAT_BGR_SRGB8,
814 "MESA_FORMAT_BGR_SRGB8",
815 GL_RGB,
816 GL_UNSIGNED_NORMALIZED,
817 8, 8, 8, 0,
818 0, 0, 0, 0, 0,
819 1, 1, 3
820 },
821
822 /* Packed float formats */
823 {
824 MESA_FORMAT_R9G9B9E5_FLOAT,
825 "MESA_FORMAT_RGB9_E5",
826 GL_RGB,
827 GL_FLOAT,
828 9, 9, 9, 0,
829 0, 0, 0, 0, 0,
830 1, 1, 4
831 },
832 {
833 MESA_FORMAT_R11G11B10_FLOAT,
834 "MESA_FORMAT_R11G11B10_FLOAT",
835 GL_RGB,
836 GL_FLOAT,
837 11, 11, 10, 0,
838 0, 0, 0, 0, 0,
839 1, 1, 4
840 },
841 {
842 MESA_FORMAT_Z32_FLOAT_S8X24_UINT, /* Name */
843 "MESA_FORMAT_Z32_FLOAT_S8X24_UINT", /* StrName */
844 GL_DEPTH_STENCIL, /* BaseFormat */
845 /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is
846 * never used for stencil because stencil is always GL_UNSIGNED_INT.
847 */
848 GL_FLOAT, /* DataType */
849 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
850 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */
851 1, 1, 8 /* BlockWidth/Height,Bytes */
852 },
853
854 /* Array float formats */
855 {
856 MESA_FORMAT_A_FLOAT16,
857 "MESA_FORMAT_A_FLOAT16",
858 GL_ALPHA,
859 GL_FLOAT,
860 0, 0, 0, 16,
861 0, 0, 0, 0, 0,
862 1, 1, 2
863 },
864 {
865 MESA_FORMAT_A_FLOAT32,
866 "MESA_FORMAT_A_FLOAT32",
867 GL_ALPHA,
868 GL_FLOAT,
869 0, 0, 0, 32,
870 0, 0, 0, 0, 0,
871 1, 1, 4
872 },
873 {
874 MESA_FORMAT_L_FLOAT16,
875 "MESA_FORMAT_L_FLOAT16",
876 GL_LUMINANCE,
877 GL_FLOAT,
878 0, 0, 0, 0,
879 16, 0, 0, 0, 0,
880 1, 1, 2
881 },
882 {
883 MESA_FORMAT_L_FLOAT32,
884 "MESA_FORMAT_L_FLOAT32",
885 GL_LUMINANCE,
886 GL_FLOAT,
887 0, 0, 0, 0,
888 32, 0, 0, 0, 0,
889 1, 1, 4
890 },
891 {
892 MESA_FORMAT_LA_FLOAT16,
893 "MESA_FORMAT_LA_FLOAT16",
894 GL_LUMINANCE_ALPHA,
895 GL_FLOAT,
896 0, 0, 0, 16,
897 16, 0, 0, 0, 0,
898 1, 1, 4
899 },
900 {
901 MESA_FORMAT_LA_FLOAT32,
902 "MESA_FORMAT_LA_FLOAT32",
903 GL_LUMINANCE_ALPHA,
904 GL_FLOAT,
905 0, 0, 0, 32,
906 32, 0, 0, 0, 0,
907 1, 1, 8
908 },
909 {
910 MESA_FORMAT_I_FLOAT16,
911 "MESA_FORMAT_I_FLOAT16",
912 GL_INTENSITY,
913 GL_FLOAT,
914 0, 0, 0, 0,
915 0, 16, 0, 0, 0,
916 1, 1, 2
917 },
918 {
919 MESA_FORMAT_I_FLOAT32,
920 "MESA_FORMAT_I_FLOAT32",
921 GL_INTENSITY,
922 GL_FLOAT,
923 0, 0, 0, 0,
924 0, 32, 0, 0, 0,
925 1, 1, 4
926 },
927 {
928 MESA_FORMAT_R_FLOAT16,
929 "MESA_FORMAT_R_FLOAT16",
930 GL_RED,
931 GL_FLOAT,
932 16, 0, 0, 0,
933 0, 0, 0, 0, 0,
934 1, 1, 2
935 },
936 {
937 MESA_FORMAT_R_FLOAT32,
938 "MESA_FORMAT_R_FLOAT32",
939 GL_RED,
940 GL_FLOAT,
941 32, 0, 0, 0,
942 0, 0, 0, 0, 0,
943 1, 1, 4
944 },
945 {
946 MESA_FORMAT_RG_FLOAT16,
947 "MESA_FORMAT_RG_FLOAT16",
948 GL_RG,
949 GL_FLOAT,
950 16, 16, 0, 0,
951 0, 0, 0, 0, 0,
952 1, 1, 4
953 },
954 {
955 MESA_FORMAT_RG_FLOAT32,
956 "MESA_FORMAT_RG_FLOAT32",
957 GL_RG,
958 GL_FLOAT,
959 32, 32, 0, 0,
960 0, 0, 0, 0, 0,
961 1, 1, 8
962 },
963 {
964 MESA_FORMAT_RGB_FLOAT16,
965 "MESA_FORMAT_RGB_FLOAT16",
966 GL_RGB,
967 GL_FLOAT,
968 16, 16, 16, 0,
969 0, 0, 0, 0, 0,
970 1, 1, 6
971 },
972 {
973 MESA_FORMAT_RGB_FLOAT32,
974 "MESA_FORMAT_RGB_FLOAT32",
975 GL_RGB,
976 GL_FLOAT,
977 32, 32, 32, 0,
978 0, 0, 0, 0, 0,
979 1, 1, 12
980 },
981 {
982 MESA_FORMAT_RGBA_FLOAT16,
983 "MESA_FORMAT_RGBA_FLOAT16",
984 GL_RGBA,
985 GL_FLOAT,
986 16, 16, 16, 16,
987 0, 0, 0, 0, 0,
988 1, 1, 8
989 },
990 {
991 MESA_FORMAT_RGBA_FLOAT32,
992 "MESA_FORMAT_RGBA_FLOAT32",
993 GL_RGBA,
994 GL_FLOAT,
995 32, 32, 32, 32,
996 0, 0, 0, 0, 0,
997 1, 1, 16
998 },
999 {
1000 MESA_FORMAT_RGBX_FLOAT16,
1001 "MESA_FORMAT_RGBX_FLOAT16",
1002 GL_RGB,
1003 GL_FLOAT,
1004 16, 16, 16, 0,
1005 0, 0, 0, 0, 0,
1006 1, 1, 8
1007 },
1008 {
1009 MESA_FORMAT_RGBX_FLOAT32,
1010 "MESA_FORMAT_RGBX_FLOAT32",
1011 GL_RGB,
1012 GL_FLOAT,
1013 32, 32, 32, 0,
1014 0, 0, 0, 0, 0,
1015 1, 1, 16
1016 },
1017 {
1018 MESA_FORMAT_Z_FLOAT32, /* Name */
1019 "MESA_FORMAT_Z_FLOAT32", /* StrName */
1020 GL_DEPTH_COMPONENT, /* BaseFormat */
1021 GL_FLOAT, /* DataType */
1022 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
1023 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
1024 1, 1, 4 /* BlockWidth/Height,Bytes */
1025 },
1026
1027 /* Packed signed/unsigned non-normalized integer formats */
1028 {
1029 MESA_FORMAT_B10G10R10A2_UINT,
1030 "MESA_FORMAT_B10G10R10A2_UINT",
1031 GL_RGBA,
1032 GL_UNSIGNED_INT,
1033 10, 10, 10, 2,
1034 0, 0, 0, 0, 0,
1035 1, 1, 4
1036 },
1037 {
1038 MESA_FORMAT_R10G10B10A2_UINT,
1039 "MESA_FORMAT_R10G10B10A2_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 /* Array signed/unsigned non-normalized integer formats */
1048 {
1049 MESA_FORMAT_A_UINT8,
1050 "MESA_FORMAT_A_UINT8",
1051 GL_ALPHA,
1052 GL_UNSIGNED_INT,
1053 0, 0, 0, 8,
1054 0, 0, 0, 0, 0,
1055 1, 1, 1
1056 },
1057 {
1058 MESA_FORMAT_A_UINT16,
1059 "MESA_FORMAT_A_UINT16",
1060 GL_ALPHA,
1061 GL_UNSIGNED_INT,
1062 0, 0, 0, 16,
1063 0, 0, 0, 0, 0,
1064 1, 1, 2
1065 },
1066 {
1067 MESA_FORMAT_A_UINT32,
1068 "MESA_FORMAT_A_UINT32",
1069 GL_ALPHA,
1070 GL_UNSIGNED_INT,
1071 0, 0, 0, 32,
1072 0, 0, 0, 0, 0,
1073 1, 1, 4
1074 },
1075 {
1076 MESA_FORMAT_A_SINT8,
1077 "MESA_FORMAT_A_SINT8",
1078 GL_ALPHA,
1079 GL_INT,
1080 0, 0, 0, 8,
1081 0, 0, 0, 0, 0,
1082 1, 1, 1
1083 },
1084 {
1085 MESA_FORMAT_A_SINT16,
1086 "MESA_FORMAT_A_SINT16",
1087 GL_ALPHA,
1088 GL_INT,
1089 0, 0, 0, 16,
1090 0, 0, 0, 0, 0,
1091 1, 1, 2
1092 },
1093 {
1094 MESA_FORMAT_A_SINT32,
1095 "MESA_FORMAT_A_SINT32",
1096 GL_ALPHA,
1097 GL_INT,
1098 0, 0, 0, 32,
1099 0, 0, 0, 0, 0,
1100 1, 1, 4
1101 },
1102 {
1103 MESA_FORMAT_I_UINT8,
1104 "MESA_FORMAT_I_UINT8",
1105 GL_INTENSITY,
1106 GL_UNSIGNED_INT,
1107 0, 0, 0, 0,
1108 0, 8, 0, 0, 0,
1109 1, 1, 1
1110 },
1111 {
1112 MESA_FORMAT_I_UINT16,
1113 "MESA_FORMAT_I_UINT16",
1114 GL_INTENSITY,
1115 GL_UNSIGNED_INT,
1116 0, 0, 0, 0,
1117 0, 16, 0, 0, 0,
1118 1, 1, 2
1119 },
1120 {
1121 MESA_FORMAT_I_UINT32,
1122 "MESA_FORMAT_I_UINT32",
1123 GL_INTENSITY,
1124 GL_UNSIGNED_INT,
1125 0, 0, 0, 0,
1126 0, 32, 0, 0, 0,
1127 1, 1, 4
1128 },
1129 {
1130 MESA_FORMAT_I_SINT8,
1131 "MESA_FORMAT_I_SINT8",
1132 GL_INTENSITY,
1133 GL_INT,
1134 0, 0, 0, 0,
1135 0, 8, 0, 0, 0,
1136 1, 1, 1
1137 },
1138 {
1139 MESA_FORMAT_I_SINT16,
1140 "MESA_FORMAT_I_SINT16",
1141 GL_INTENSITY,
1142 GL_INT,
1143 0, 0, 0, 0,
1144 0, 16, 0, 0, 0,
1145 1, 1, 2
1146 },
1147 {
1148 MESA_FORMAT_I_SINT32,
1149 "MESA_FORMAT_I_SINT32",
1150 GL_INTENSITY,
1151 GL_INT,
1152 0, 0, 0, 0,
1153 0, 32, 0, 0, 0,
1154 1, 1, 4
1155 },
1156 {
1157 MESA_FORMAT_L_UINT8,
1158 "MESA_FORMAT_L_UINT8",
1159 GL_LUMINANCE,
1160 GL_UNSIGNED_INT,
1161 0, 0, 0, 0,
1162 8, 0, 0, 0, 0,
1163 1, 1, 1
1164 },
1165 {
1166 MESA_FORMAT_L_UINT16,
1167 "MESA_FORMAT_L_UINT16",
1168 GL_LUMINANCE,
1169 GL_UNSIGNED_INT,
1170 0, 0, 0, 0,
1171 16, 0, 0, 0, 0,
1172 1, 1, 2
1173 },
1174 {
1175 MESA_FORMAT_L_UINT32,
1176 "MESA_FORMAT_L_UINT32",
1177 GL_LUMINANCE,
1178 GL_UNSIGNED_INT,
1179 0, 0, 0, 0,
1180 32, 0, 0, 0, 0,
1181 1, 1, 4
1182 },
1183 {
1184 MESA_FORMAT_L_SINT8,
1185 "MESA_FORMAT_L_SINT8",
1186 GL_LUMINANCE,
1187 GL_INT,
1188 0, 0, 0, 0,
1189 8, 0, 0, 0, 0,
1190 1, 1, 1
1191 },
1192 {
1193 MESA_FORMAT_L_SINT16,
1194 "MESA_FORMAT_L_SINT16",
1195 GL_LUMINANCE,
1196 GL_INT,
1197 0, 0, 0, 0,
1198 16, 0, 0, 0, 0,
1199 1, 1, 2
1200 },
1201 {
1202 MESA_FORMAT_L_SINT32,
1203 "MESA_FORMAT_L_SINT32",
1204 GL_LUMINANCE,
1205 GL_INT,
1206 0, 0, 0, 0,
1207 32, 0, 0, 0, 0,
1208 1, 1, 4
1209 },
1210 {
1211 MESA_FORMAT_LA_UINT8,
1212 "MESA_FORMAT_LA_UINT8",
1213 GL_LUMINANCE_ALPHA,
1214 GL_UNSIGNED_INT,
1215 0, 0, 0, 8,
1216 8, 0, 0, 0, 0,
1217 1, 1, 2
1218 },
1219 {
1220 MESA_FORMAT_LA_UINT16,
1221 "MESA_FORMAT_LA_UINT16",
1222 GL_LUMINANCE_ALPHA,
1223 GL_UNSIGNED_INT,
1224 0, 0, 0, 16,
1225 16, 0, 0, 0, 0,
1226 1, 1, 4
1227 },
1228 {
1229 MESA_FORMAT_LA_UINT32,
1230 "MESA_FORMAT_LA_UINT32",
1231 GL_LUMINANCE_ALPHA,
1232 GL_UNSIGNED_INT,
1233 0, 0, 0, 32,
1234 32, 0, 0, 0, 0,
1235 1, 1, 8
1236 },
1237 {
1238 MESA_FORMAT_LA_SINT8,
1239 "MESA_FORMAT_LA_SINT8",
1240 GL_LUMINANCE_ALPHA,
1241 GL_INT,
1242 0, 0, 0, 8,
1243 8, 0, 0, 0, 0,
1244 1, 1, 2
1245 },
1246 {
1247 MESA_FORMAT_LA_SINT16,
1248 "MESA_FORMAT_LA_SINT16",
1249 GL_LUMINANCE_ALPHA,
1250 GL_INT,
1251 0, 0, 0, 16,
1252 16, 0, 0, 0, 0,
1253 1, 1, 4
1254 },
1255 {
1256 MESA_FORMAT_LA_SINT32,
1257 "MESA_FORMAT_LA_SINT32",
1258 GL_LUMINANCE_ALPHA,
1259 GL_INT,
1260 0, 0, 0, 32,
1261 32, 0, 0, 0, 0,
1262 1, 1, 8
1263 },
1264 {
1265 MESA_FORMAT_R_UINT8,
1266 "MESA_FORMAT_R_UINT8",
1267 GL_RED,
1268 GL_UNSIGNED_INT,
1269 8, 0, 0, 0,
1270 0, 0, 0, 0, 0,
1271 1, 1, 1
1272 },
1273 {
1274 MESA_FORMAT_R_UINT16,
1275 "MESA_FORMAT_R_UINT16",
1276 GL_RED,
1277 GL_UNSIGNED_INT,
1278 16, 0, 0, 0,
1279 0, 0, 0, 0, 0,
1280 1, 1, 2
1281 },
1282 {
1283 MESA_FORMAT_R_UINT32,
1284 "MESA_FORMAT_R_UINT32",
1285 GL_RED,
1286 GL_UNSIGNED_INT,
1287 32, 0, 0, 0,
1288 0, 0, 0, 0, 0,
1289 1, 1, 4
1290 },
1291 {
1292 MESA_FORMAT_R_SINT8,
1293 "MESA_FORMAT_R_SINT8",
1294 GL_RED,
1295 GL_INT,
1296 8, 0, 0, 0,
1297 0, 0, 0, 0, 0,
1298 1, 1, 1
1299 },
1300 {
1301 MESA_FORMAT_R_SINT16,
1302 "MESA_FORMAT_R_SINT16",
1303 GL_RED,
1304 GL_INT,
1305 16, 0, 0, 0,
1306 0, 0, 0, 0, 0,
1307 1, 1, 2
1308 },
1309 {
1310 MESA_FORMAT_R_SINT32,
1311 "MESA_FORMAT_R_SINT32",
1312 GL_RED,
1313 GL_INT,
1314 32, 0, 0, 0,
1315 0, 0, 0, 0, 0,
1316 1, 1, 4
1317 },
1318 {
1319 MESA_FORMAT_RG_UINT8,
1320 "MESA_FORMAT_RG_UINT8",
1321 GL_RG,
1322 GL_UNSIGNED_INT,
1323 8, 8, 0, 0,
1324 0, 0, 0, 0, 0,
1325 1, 1, 2
1326 },
1327 {
1328 MESA_FORMAT_RG_UINT16,
1329 "MESA_FORMAT_RG_UINT16",
1330 GL_RG,
1331 GL_UNSIGNED_INT,
1332 16, 16, 0, 0,
1333 0, 0, 0, 0, 0,
1334 1, 1, 4
1335 },
1336 {
1337 MESA_FORMAT_RG_UINT32,
1338 "MESA_FORMAT_RG_UINT32",
1339 GL_RG,
1340 GL_UNSIGNED_INT,
1341 32, 32, 0, 0,
1342 0, 0, 0, 0, 0,
1343 1, 1, 8
1344 },
1345 {
1346 MESA_FORMAT_RG_SINT8,
1347 "MESA_FORMAT_RG_SINT8",
1348 GL_RG,
1349 GL_INT,
1350 8, 8, 0, 0,
1351 0, 0, 0, 0, 0,
1352 1, 1, 2
1353 },
1354 {
1355 MESA_FORMAT_RG_SINT16,
1356 "MESA_FORMAT_RG_SINT16",
1357 GL_RG,
1358 GL_INT,
1359 16, 16, 0, 0,
1360 0, 0, 0, 0, 0,
1361 1, 1, 4
1362 },
1363 {
1364 MESA_FORMAT_RG_SINT32,
1365 "MESA_FORMAT_RG_SINT32",
1366 GL_RG,
1367 GL_INT,
1368 32, 32, 0, 0,
1369 0, 0, 0, 0, 0,
1370 1, 1, 8
1371 },
1372 {
1373 MESA_FORMAT_RGB_UINT8,
1374 "MESA_FORMAT_RGB_UINT8",
1375 GL_RGB,
1376 GL_UNSIGNED_INT,
1377 8, 8, 8, 0,
1378 0, 0, 0, 0, 0,
1379 1, 1, 3
1380 },
1381 {
1382 MESA_FORMAT_RGB_UINT16,
1383 "MESA_FORMAT_RGB_UINT16",
1384 GL_RGB,
1385 GL_UNSIGNED_INT,
1386 16, 16, 16, 0,
1387 0, 0, 0, 0, 0,
1388 1, 1, 6
1389 },
1390 {
1391 MESA_FORMAT_RGB_UINT32,
1392 "MESA_FORMAT_RGB_UINT32",
1393 GL_RGB,
1394 GL_UNSIGNED_INT,
1395 32, 32, 32, 0,
1396 0, 0, 0, 0, 0,
1397 1, 1, 12
1398 },
1399 {
1400 MESA_FORMAT_RGB_SINT8,
1401 "MESA_FORMAT_RGB_SINT8",
1402 GL_RGB,
1403 GL_INT,
1404 8, 8, 8, 0,
1405 0, 0, 0, 0, 0,
1406 1, 1, 3
1407 },
1408 {
1409 MESA_FORMAT_RGB_SINT16,
1410 "MESA_FORMAT_RGB_SINT16",
1411 GL_RGB,
1412 GL_INT,
1413 16, 16, 16, 0,
1414 0, 0, 0, 0, 0,
1415 1, 1, 6
1416 },
1417 {
1418 MESA_FORMAT_RGB_SINT32,
1419 "MESA_FORMAT_RGB_SINT32",
1420 GL_RGB,
1421 GL_INT,
1422 32, 32, 32, 0,
1423 0, 0, 0, 0, 0,
1424 1, 1, 12
1425 },
1426 {
1427 MESA_FORMAT_RGBA_UINT8,
1428 "MESA_FORMAT_RGBA_UINT8",
1429 GL_RGBA,
1430 GL_UNSIGNED_INT,
1431 8, 8, 8, 8,
1432 0, 0, 0, 0, 0,
1433 1, 1, 4
1434 },
1435 {
1436 MESA_FORMAT_RGBA_UINT16,
1437 "MESA_FORMAT_RGBA_UINT16",
1438 GL_RGBA,
1439 GL_UNSIGNED_INT,
1440 16, 16, 16, 16,
1441 0, 0, 0, 0, 0,
1442 1, 1, 8
1443 },
1444 {
1445 MESA_FORMAT_RGBA_UINT32,
1446 "MESA_FORMAT_RGBA_UINT32",
1447 GL_RGBA,
1448 GL_UNSIGNED_INT,
1449 32, 32, 32, 32,
1450 0, 0, 0, 0, 0,
1451 1, 1, 16
1452 },
1453 {
1454 MESA_FORMAT_RGBA_SINT8,
1455 "MESA_FORMAT_RGBA_SINT8",
1456 GL_RGBA,
1457 GL_INT,
1458 8, 8, 8, 8,
1459 0, 0, 0, 0, 0,
1460 1, 1, 4
1461 },
1462 {
1463 MESA_FORMAT_RGBA_SINT16,
1464 "MESA_FORMAT_RGBA_SINT16",
1465 GL_RGBA,
1466 GL_INT,
1467 16, 16, 16, 16,
1468 0, 0, 0, 0, 0,
1469 1, 1, 8
1470 },
1471 {
1472 MESA_FORMAT_RGBA_SINT32,
1473 "MESA_FORMAT_RGBA_SINT32",
1474 GL_RGBA,
1475 GL_INT,
1476 32, 32, 32, 32,
1477 0, 0, 0, 0, 0,
1478 1, 1, 16
1479 },
1480 {
1481 MESA_FORMAT_RGBX_UINT8,
1482 "MESA_FORMAT_RGBX_UINT8",
1483 GL_RGB,
1484 GL_UNSIGNED_INT,
1485 8, 8, 8, 0,
1486 0, 0, 0, 0, 0,
1487 1, 1, 4
1488 },
1489 {
1490 MESA_FORMAT_RGBX_UINT16,
1491 "MESA_FORMAT_RGBX_UINT16",
1492 GL_RGB,
1493 GL_UNSIGNED_INT,
1494 16, 16, 16, 0,
1495 0, 0, 0, 0, 0,
1496 1, 1, 8
1497 },
1498 {
1499 MESA_FORMAT_RGBX_UINT32,
1500 "MESA_FORMAT_RGBX_UINT32",
1501 GL_RGB,
1502 GL_UNSIGNED_INT,
1503 32, 32, 32, 0,
1504 0, 0, 0, 0, 0,
1505 1, 1, 16
1506 },
1507 {
1508 MESA_FORMAT_RGBX_SINT8,
1509 "MESA_FORMAT_RGBX_SINT8",
1510 GL_RGB,
1511 GL_INT,
1512 8, 8, 8, 0,
1513 0, 0, 0, 0, 0,
1514 1, 1, 4
1515 },
1516 {
1517 MESA_FORMAT_RGBX_SINT16,
1518 "MESA_FORMAT_RGBX_SINT16",
1519 GL_RGB,
1520 GL_INT,
1521 16, 16, 16, 0,
1522 0, 0, 0, 0, 0,
1523 1, 1, 8
1524 },
1525 {
1526 MESA_FORMAT_RGBX_SINT32,
1527 "MESA_FORMAT_RGBX_SINT32",
1528 GL_RGB,
1529 GL_INT,
1530 32, 32, 32, 0,
1531 0, 0, 0, 0, 0,
1532 1, 1, 16
1533 },
1534
1535 /* DXT compressed formats */
1536 {
1537 MESA_FORMAT_RGB_DXT1, /* Name */
1538 "MESA_FORMAT_RGB_DXT1", /* StrName */
1539 GL_RGB, /* BaseFormat */
1540 GL_UNSIGNED_NORMALIZED, /* DataType */
1541 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
1542 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1543 4, 4, 8 /* 8 bytes per 4x4 block */
1544 },
1545 {
1546 MESA_FORMAT_RGBA_DXT1,
1547 "MESA_FORMAT_RGBA_DXT1",
1548 GL_RGBA,
1549 GL_UNSIGNED_NORMALIZED,
1550 4, 4, 4, 4,
1551 0, 0, 0, 0, 0,
1552 4, 4, 8 /* 8 bytes per 4x4 block */
1553 },
1554 {
1555 MESA_FORMAT_RGBA_DXT3,
1556 "MESA_FORMAT_RGBA_DXT3",
1557 GL_RGBA,
1558 GL_UNSIGNED_NORMALIZED,
1559 4, 4, 4, 4,
1560 0, 0, 0, 0, 0,
1561 4, 4, 16 /* 16 bytes per 4x4 block */
1562 },
1563 {
1564 MESA_FORMAT_RGBA_DXT5,
1565 "MESA_FORMAT_RGBA_DXT5",
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 /* DXT sRGB compressed formats */
1574 {
1575 MESA_FORMAT_SRGB_DXT1, /* Name */
1576 "MESA_FORMAT_SRGB_DXT1", /* StrName */
1577 GL_RGB, /* BaseFormat */
1578 GL_UNSIGNED_NORMALIZED, /* DataType */
1579 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
1580 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1581 4, 4, 8 /* 8 bytes per 4x4 block */
1582 },
1583 {
1584 MESA_FORMAT_SRGBA_DXT1,
1585 "MESA_FORMAT_SRGBA_DXT1",
1586 GL_RGBA,
1587 GL_UNSIGNED_NORMALIZED,
1588 4, 4, 4, 4,
1589 0, 0, 0, 0, 0,
1590 4, 4, 8 /* 8 bytes per 4x4 block */
1591 },
1592 {
1593 MESA_FORMAT_SRGBA_DXT3,
1594 "MESA_FORMAT_SRGBA_DXT3",
1595 GL_RGBA,
1596 GL_UNSIGNED_NORMALIZED,
1597 4, 4, 4, 4,
1598 0, 0, 0, 0, 0,
1599 4, 4, 16 /* 16 bytes per 4x4 block */
1600 },
1601 {
1602 MESA_FORMAT_SRGBA_DXT5,
1603 "MESA_FORMAT_SRGBA_DXT5",
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 /* FXT1 compressed formats */
1612 {
1613 MESA_FORMAT_RGB_FXT1,
1614 "MESA_FORMAT_RGB_FXT1",
1615 GL_RGB,
1616 GL_UNSIGNED_NORMALIZED,
1617 4, 4, 4, 0, /* approx Red/Green/BlueBits */
1618 0, 0, 0, 0, 0,
1619 8, 4, 16 /* 16 bytes per 8x4 block */
1620 },
1621 {
1622 MESA_FORMAT_RGBA_FXT1,
1623 "MESA_FORMAT_RGBA_FXT1",
1624 GL_RGBA,
1625 GL_UNSIGNED_NORMALIZED,
1626 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */
1627 0, 0, 0, 0, 0,
1628 8, 4, 16 /* 16 bytes per 8x4 block */
1629 },
1630
1631 /* RGTC compressed formats */
1632 {
1633 MESA_FORMAT_R_RGTC1_UNORM,
1634 "MESA_FORMAT_R_RGTC1_UNORM",
1635 GL_RED,
1636 GL_UNSIGNED_NORMALIZED,
1637 8, 0, 0, 0,
1638 0, 0, 0, 0, 0,
1639 4, 4, 8 /* 8 bytes per 4x4 block */
1640 },
1641 {
1642 MESA_FORMAT_R_RGTC1_SNORM,
1643 "MESA_FORMAT_R_RGTC1_SNORM",
1644 GL_RED,
1645 GL_SIGNED_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_RG_RGTC2_UNORM,
1652 "MESA_FORMAT_RG_RGTC2_UNORM",
1653 GL_RG,
1654 GL_UNSIGNED_NORMALIZED,
1655 8, 8, 0, 0,
1656 0, 0, 0, 0, 0,
1657 4, 4, 16 /* 16 bytes per 4x4 block */
1658 },
1659 {
1660 MESA_FORMAT_RG_RGTC2_SNORM,
1661 "MESA_FORMAT_RG_RGTC2_SNORM",
1662 GL_RG,
1663 GL_SIGNED_NORMALIZED,
1664 8, 8, 0, 0,
1665 0, 0, 0, 0, 0,
1666 4, 4, 16 /* 16 bytes per 4x4 block */
1667 },
1668
1669 /* LATC1/2 compressed formats */
1670 {
1671 MESA_FORMAT_L_LATC1_UNORM,
1672 "MESA_FORMAT_L_LATC1_UNORM",
1673 GL_LUMINANCE,
1674 GL_UNSIGNED_NORMALIZED,
1675 0, 0, 0, 0,
1676 4, 0, 0, 0, 0,
1677 4, 4, 8 /* 8 bytes per 4x4 block */
1678 },
1679 {
1680 MESA_FORMAT_L_LATC1_SNORM,
1681 "MESA_FORMAT_L_LATC1_SNORM",
1682 GL_LUMINANCE,
1683 GL_SIGNED_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_LA_LATC2_UNORM,
1690 "MESA_FORMAT_LA_LATC2_UNORM",
1691 GL_LUMINANCE_ALPHA,
1692 GL_UNSIGNED_NORMALIZED,
1693 0, 0, 0, 4,
1694 4, 0, 0, 0, 0,
1695 4, 4, 16 /* 16 bytes per 4x4 block */
1696 },
1697 {
1698 MESA_FORMAT_LA_LATC2_SNORM,
1699 "MESA_FORMAT_LA_LATC2_SNORM",
1700 GL_LUMINANCE_ALPHA,
1701 GL_SIGNED_NORMALIZED,
1702 0, 0, 0, 4,
1703 4, 0, 0, 0, 0,
1704 4, 4, 16 /* 16 bytes per 4x4 block */
1705 },
1706
1707 /* ETC1/2 compressed formats */
1708 {
1709 MESA_FORMAT_ETC1_RGB8,
1710 "MESA_FORMAT_ETC1_RGB8",
1711 GL_RGB,
1712 GL_UNSIGNED_NORMALIZED,
1713 8, 8, 8, 0,
1714 0, 0, 0, 0, 0,
1715 4, 4, 8 /* 8 bytes per 4x4 block */
1716 },
1717 {
1718 MESA_FORMAT_ETC2_RGB8,
1719 "MESA_FORMAT_ETC2_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_SRGB8,
1728 "MESA_FORMAT_ETC2_SRGB8",
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_RGBA8_EAC,
1737 "MESA_FORMAT_ETC2_RGBA8_EAC",
1738 GL_RGBA,
1739 GL_UNSIGNED_NORMALIZED,
1740 8, 8, 8, 8,
1741 0, 0, 0, 0, 0,
1742 4, 4, 16 /* 16 bytes per 4x4 block */
1743 },
1744 {
1745 MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC,
1746 "MESA_FORMAT_ETC2_SRGB8_ALPHA8_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_R11_EAC,
1755 "MESA_FORMAT_ETC2_R11_EAC",
1756 GL_RED,
1757 GL_UNSIGNED_NORMALIZED,
1758 11, 0, 0, 0,
1759 0, 0, 0, 0, 0,
1760 4, 4, 8 /* 8 bytes per 4x4 block */
1761 },
1762 {
1763 MESA_FORMAT_ETC2_RG11_EAC,
1764 "MESA_FORMAT_ETC2_RG11_EAC",
1765 GL_RG,
1766 GL_UNSIGNED_NORMALIZED,
1767 11, 11, 0, 0,
1768 0, 0, 0, 0, 0,
1769 4, 4, 16 /* 16 bytes per 4x4 block */
1770 },
1771 {
1772 MESA_FORMAT_ETC2_SIGNED_R11_EAC,
1773 "MESA_FORMAT_ETC2_SIGNED_R11_EAC",
1774 GL_RED,
1775 GL_SIGNED_NORMALIZED,
1776 11, 0, 0, 0,
1777 0, 0, 0, 0, 0,
1778 4, 4, 8 /* 8 bytes per 4x4 block */
1779 },
1780 {
1781 MESA_FORMAT_ETC2_SIGNED_RG11_EAC,
1782 "MESA_FORMAT_ETC2_SIGNED_RG11_EAC",
1783 GL_RG,
1784 GL_SIGNED_NORMALIZED,
1785 11, 11, 0, 0,
1786 0, 0, 0, 0, 0,
1787 4, 4, 16 /* 16 bytes per 4x4 block */
1788 },
1789 {
1790 MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1,
1791 "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1",
1792 GL_RGBA,
1793 GL_UNSIGNED_NORMALIZED,
1794 8, 8, 8, 1,
1795 0, 0, 0, 0, 0,
1796 4, 4, 8 /* 8 bytes per 4x4 block */
1797 },
1798 {
1799 MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1,
1800 "MESA_FORMAT_ETC2_SRGB8_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
1809
1810
1811 static const struct gl_format_info *
1812 _mesa_get_format_info(mesa_format format)
1813 {
1814 const struct gl_format_info *info = &format_info[format];
1815 assert(info->Name == format);
1816 return info;
1817 }
1818
1819
1820 /** Return string name of format (for debugging) */
1821 const char *
1822 _mesa_get_format_name(mesa_format format)
1823 {
1824 const struct gl_format_info *info = _mesa_get_format_info(format);
1825 return info->StrName;
1826 }
1827
1828
1829
1830 /**
1831 * Return bytes needed to store a block of pixels in the given format.
1832 * Normally, a block is 1x1 (a single pixel). But for compressed formats
1833 * a block may be 4x4 or 8x4, etc.
1834 *
1835 * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351
1836 */
1837 GLint
1838 _mesa_get_format_bytes(mesa_format format)
1839 {
1840 const struct gl_format_info *info = _mesa_get_format_info(format);
1841 ASSERT(info->BytesPerBlock);
1842 ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES ||
1843 _mesa_is_format_compressed(format));
1844 return info->BytesPerBlock;
1845 }
1846
1847
1848 /**
1849 * Return bits per component for the given format.
1850 * \param format one of MESA_FORMAT_x
1851 * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
1852 */
1853 GLint
1854 _mesa_get_format_bits(mesa_format format, GLenum pname)
1855 {
1856 const struct gl_format_info *info = _mesa_get_format_info(format);
1857
1858 switch (pname) {
1859 case GL_RED_BITS:
1860 case GL_TEXTURE_RED_SIZE:
1861 case GL_RENDERBUFFER_RED_SIZE_EXT:
1862 case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
1863 return info->RedBits;
1864 case GL_GREEN_BITS:
1865 case GL_TEXTURE_GREEN_SIZE:
1866 case GL_RENDERBUFFER_GREEN_SIZE_EXT:
1867 case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
1868 return info->GreenBits;
1869 case GL_BLUE_BITS:
1870 case GL_TEXTURE_BLUE_SIZE:
1871 case GL_RENDERBUFFER_BLUE_SIZE_EXT:
1872 case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
1873 return info->BlueBits;
1874 case GL_ALPHA_BITS:
1875 case GL_TEXTURE_ALPHA_SIZE:
1876 case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
1877 case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
1878 return info->AlphaBits;
1879 case GL_TEXTURE_INTENSITY_SIZE:
1880 return info->IntensityBits;
1881 case GL_TEXTURE_LUMINANCE_SIZE:
1882 return info->LuminanceBits;
1883 case GL_INDEX_BITS:
1884 return info->IndexBits;
1885 case GL_DEPTH_BITS:
1886 case GL_TEXTURE_DEPTH_SIZE_ARB:
1887 case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
1888 case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
1889 return info->DepthBits;
1890 case GL_STENCIL_BITS:
1891 case GL_TEXTURE_STENCIL_SIZE_EXT:
1892 case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
1893 case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
1894 return info->StencilBits;
1895 default:
1896 _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()");
1897 return 0;
1898 }
1899 }
1900
1901
1902 GLuint
1903 _mesa_get_format_max_bits(mesa_format format)
1904 {
1905 const struct gl_format_info *info = _mesa_get_format_info(format);
1906 GLuint max = MAX2(info->RedBits, info->GreenBits);
1907 max = MAX2(max, info->BlueBits);
1908 max = MAX2(max, info->AlphaBits);
1909 max = MAX2(max, info->LuminanceBits);
1910 max = MAX2(max, info->IntensityBits);
1911 max = MAX2(max, info->DepthBits);
1912 max = MAX2(max, info->StencilBits);
1913 return max;
1914 }
1915
1916
1917 /**
1918 * Return the data type (or more specifically, the data representation)
1919 * for the given format.
1920 * The return value will be one of:
1921 * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
1922 * GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
1923 * GL_UNSIGNED_INT = an ordinary unsigned integer
1924 * GL_INT = an ordinary signed integer
1925 * GL_FLOAT = an ordinary float
1926 */
1927 GLenum
1928 _mesa_get_format_datatype(mesa_format format)
1929 {
1930 const struct gl_format_info *info = _mesa_get_format_info(format);
1931 return info->DataType;
1932 }
1933
1934
1935 /**
1936 * Return the basic format for the given type. The result will be one of
1937 * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY,
1938 * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
1939 */
1940 GLenum
1941 _mesa_get_format_base_format(mesa_format format)
1942 {
1943 const struct gl_format_info *info = _mesa_get_format_info(format);
1944 return info->BaseFormat;
1945 }
1946
1947
1948 /**
1949 * Return the block size (in pixels) for the given format. Normally
1950 * the block size is 1x1. But compressed formats will have block sizes
1951 * of 4x4 or 8x4 pixels, etc.
1952 * \param bw returns block width in pixels
1953 * \param bh returns block height in pixels
1954 */
1955 void
1956 _mesa_get_format_block_size(mesa_format format, GLuint *bw, GLuint *bh)
1957 {
1958 const struct gl_format_info *info = _mesa_get_format_info(format);
1959 *bw = info->BlockWidth;
1960 *bh = info->BlockHeight;
1961 }
1962
1963
1964 /** Is the given format a compressed format? */
1965 GLboolean
1966 _mesa_is_format_compressed(mesa_format format)
1967 {
1968 const struct gl_format_info *info = _mesa_get_format_info(format);
1969 return info->BlockWidth > 1 || info->BlockHeight > 1;
1970 }
1971
1972
1973 /**
1974 * Determine if the given format represents a packed depth/stencil buffer.
1975 */
1976 GLboolean
1977 _mesa_is_format_packed_depth_stencil(mesa_format format)
1978 {
1979 const struct gl_format_info *info = _mesa_get_format_info(format);
1980
1981 return info->BaseFormat == GL_DEPTH_STENCIL;
1982 }
1983
1984
1985 /**
1986 * Is the given format a signed/unsigned integer color format?
1987 */
1988 GLboolean
1989 _mesa_is_format_integer_color(mesa_format format)
1990 {
1991 const struct gl_format_info *info = _mesa_get_format_info(format);
1992 return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) &&
1993 info->BaseFormat != GL_DEPTH_COMPONENT &&
1994 info->BaseFormat != GL_DEPTH_STENCIL &&
1995 info->BaseFormat != GL_STENCIL_INDEX;
1996 }
1997
1998
1999 /**
2000 * Is the given format an unsigned integer format?
2001 */
2002 GLboolean
2003 _mesa_is_format_unsigned(mesa_format format)
2004 {
2005 const struct gl_format_info *info = _mesa_get_format_info(format);
2006 return _mesa_is_type_unsigned(info->DataType);
2007 }
2008
2009
2010 /**
2011 * Does the given format store signed values?
2012 */
2013 GLboolean
2014 _mesa_is_format_signed(mesa_format format)
2015 {
2016 if (format == MESA_FORMAT_R11G11B10_FLOAT ||
2017 format == MESA_FORMAT_R9G9B9E5_FLOAT) {
2018 /* these packed float formats only store unsigned values */
2019 return GL_FALSE;
2020 }
2021 else {
2022 const struct gl_format_info *info = _mesa_get_format_info(format);
2023 return (info->DataType == GL_SIGNED_NORMALIZED ||
2024 info->DataType == GL_INT ||
2025 info->DataType == GL_FLOAT);
2026 }
2027 }
2028
2029 /**
2030 * Is the given format an integer format?
2031 */
2032 GLboolean
2033 _mesa_is_format_integer(mesa_format format)
2034 {
2035 const struct gl_format_info *info = _mesa_get_format_info(format);
2036 return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT);
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_R_SNORM8:
2571 case MESA_FORMAT_A_SNORM8:
2572 case MESA_FORMAT_L_SNORM8:
2573 case MESA_FORMAT_I_SNORM8:
2574 *datatype = GL_BYTE;
2575 *comps = 1;
2576 return;
2577 case MESA_FORMAT_R8G8_SNORM:
2578 case MESA_FORMAT_L8A8_SNORM:
2579 *datatype = GL_BYTE;
2580 *comps = 2;
2581 return;
2582 case MESA_FORMAT_A8B8G8R8_SNORM:
2583 case MESA_FORMAT_R8G8B8A8_SNORM:
2584 case MESA_FORMAT_X8B8G8R8_SNORM:
2585 *datatype = GL_BYTE;
2586 *comps = 4;
2587 return;
2588
2589 case MESA_FORMAT_RGBA_UNORM16:
2590 *datatype = GL_UNSIGNED_SHORT;
2591 *comps = 4;
2592 return;
2593
2594 case MESA_FORMAT_R_SNORM16:
2595 case MESA_FORMAT_A_SNORM16:
2596 case MESA_FORMAT_L_SNORM16:
2597 case MESA_FORMAT_I_SNORM16:
2598 *datatype = GL_SHORT;
2599 *comps = 1;
2600 return;
2601 case MESA_FORMAT_R16G16_SNORM:
2602 case MESA_FORMAT_LA_SNORM16:
2603 *datatype = GL_SHORT;
2604 *comps = 2;
2605 return;
2606 case MESA_FORMAT_RGB_SNORM16:
2607 *datatype = GL_SHORT;
2608 *comps = 3;
2609 return;
2610 case MESA_FORMAT_RGBA_SNORM16:
2611 *datatype = GL_SHORT;
2612 *comps = 4;
2613 return;
2614
2615 case MESA_FORMAT_BGR_SRGB8:
2616 *datatype = GL_UNSIGNED_BYTE;
2617 *comps = 3;
2618 return;
2619 case MESA_FORMAT_A8B8G8R8_SRGB:
2620 case MESA_FORMAT_B8G8R8A8_SRGB:
2621 case MESA_FORMAT_R8G8B8A8_SRGB:
2622 *datatype = GL_UNSIGNED_BYTE;
2623 *comps = 4;
2624 return;
2625 case MESA_FORMAT_L_SRGB8:
2626 *datatype = GL_UNSIGNED_BYTE;
2627 *comps = 1;
2628 return;
2629 case MESA_FORMAT_L8A8_SRGB:
2630 *datatype = GL_UNSIGNED_BYTE;
2631 *comps = 2;
2632 return;
2633
2634 case MESA_FORMAT_RGB_FXT1:
2635 case MESA_FORMAT_RGBA_FXT1:
2636 case MESA_FORMAT_RGB_DXT1:
2637 case MESA_FORMAT_RGBA_DXT1:
2638 case MESA_FORMAT_RGBA_DXT3:
2639 case MESA_FORMAT_RGBA_DXT5:
2640 case MESA_FORMAT_SRGB_DXT1:
2641 case MESA_FORMAT_SRGBA_DXT1:
2642 case MESA_FORMAT_SRGBA_DXT3:
2643 case MESA_FORMAT_SRGBA_DXT5:
2644 case MESA_FORMAT_R_RGTC1_UNORM:
2645 case MESA_FORMAT_R_RGTC1_SNORM:
2646 case MESA_FORMAT_RG_RGTC2_UNORM:
2647 case MESA_FORMAT_RG_RGTC2_SNORM:
2648 case MESA_FORMAT_L_LATC1_UNORM:
2649 case MESA_FORMAT_L_LATC1_SNORM:
2650 case MESA_FORMAT_LA_LATC2_UNORM:
2651 case MESA_FORMAT_LA_LATC2_SNORM:
2652 case MESA_FORMAT_ETC1_RGB8:
2653 case MESA_FORMAT_ETC2_RGB8:
2654 case MESA_FORMAT_ETC2_SRGB8:
2655 case MESA_FORMAT_ETC2_RGBA8_EAC:
2656 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
2657 case MESA_FORMAT_ETC2_R11_EAC:
2658 case MESA_FORMAT_ETC2_RG11_EAC:
2659 case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
2660 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
2661 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
2662 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
2663 /* XXX generate error instead? */
2664 *datatype = GL_UNSIGNED_BYTE;
2665 *comps = 0;
2666 return;
2667
2668 case MESA_FORMAT_RGBA_FLOAT32:
2669 *datatype = GL_FLOAT;
2670 *comps = 4;
2671 return;
2672 case MESA_FORMAT_RGBA_FLOAT16:
2673 *datatype = GL_HALF_FLOAT_ARB;
2674 *comps = 4;
2675 return;
2676 case MESA_FORMAT_RGB_FLOAT32:
2677 *datatype = GL_FLOAT;
2678 *comps = 3;
2679 return;
2680 case MESA_FORMAT_RGB_FLOAT16:
2681 *datatype = GL_HALF_FLOAT_ARB;
2682 *comps = 3;
2683 return;
2684 case MESA_FORMAT_LA_FLOAT32:
2685 case MESA_FORMAT_RG_FLOAT32:
2686 *datatype = GL_FLOAT;
2687 *comps = 2;
2688 return;
2689 case MESA_FORMAT_LA_FLOAT16:
2690 case MESA_FORMAT_RG_FLOAT16:
2691 *datatype = GL_HALF_FLOAT_ARB;
2692 *comps = 2;
2693 return;
2694 case MESA_FORMAT_A_FLOAT32:
2695 case MESA_FORMAT_L_FLOAT32:
2696 case MESA_FORMAT_I_FLOAT32:
2697 case MESA_FORMAT_R_FLOAT32:
2698 *datatype = GL_FLOAT;
2699 *comps = 1;
2700 return;
2701 case MESA_FORMAT_A_FLOAT16:
2702 case MESA_FORMAT_L_FLOAT16:
2703 case MESA_FORMAT_I_FLOAT16:
2704 case MESA_FORMAT_R_FLOAT16:
2705 *datatype = GL_HALF_FLOAT_ARB;
2706 *comps = 1;
2707 return;
2708
2709 case MESA_FORMAT_A_UINT8:
2710 case MESA_FORMAT_L_UINT8:
2711 case MESA_FORMAT_I_UINT8:
2712 *datatype = GL_UNSIGNED_BYTE;
2713 *comps = 1;
2714 return;
2715 case MESA_FORMAT_LA_UINT8:
2716 *datatype = GL_UNSIGNED_BYTE;
2717 *comps = 2;
2718 return;
2719
2720 case MESA_FORMAT_A_UINT16:
2721 case MESA_FORMAT_L_UINT16:
2722 case MESA_FORMAT_I_UINT16:
2723 *datatype = GL_UNSIGNED_SHORT;
2724 *comps = 1;
2725 return;
2726 case MESA_FORMAT_LA_UINT16:
2727 *datatype = GL_UNSIGNED_SHORT;
2728 *comps = 2;
2729 return;
2730 case MESA_FORMAT_A_UINT32:
2731 case MESA_FORMAT_L_UINT32:
2732 case MESA_FORMAT_I_UINT32:
2733 *datatype = GL_UNSIGNED_INT;
2734 *comps = 1;
2735 return;
2736 case MESA_FORMAT_LA_UINT32:
2737 *datatype = GL_UNSIGNED_INT;
2738 *comps = 2;
2739 return;
2740 case MESA_FORMAT_A_SINT8:
2741 case MESA_FORMAT_L_SINT8:
2742 case MESA_FORMAT_I_SINT8:
2743 *datatype = GL_BYTE;
2744 *comps = 1;
2745 return;
2746 case MESA_FORMAT_LA_SINT8:
2747 *datatype = GL_BYTE;
2748 *comps = 2;
2749 return;
2750
2751 case MESA_FORMAT_A_SINT16:
2752 case MESA_FORMAT_L_SINT16:
2753 case MESA_FORMAT_I_SINT16:
2754 *datatype = GL_SHORT;
2755 *comps = 1;
2756 return;
2757 case MESA_FORMAT_LA_SINT16:
2758 *datatype = GL_SHORT;
2759 *comps = 2;
2760 return;
2761
2762 case MESA_FORMAT_A_SINT32:
2763 case MESA_FORMAT_L_SINT32:
2764 case MESA_FORMAT_I_SINT32:
2765 *datatype = GL_INT;
2766 *comps = 1;
2767 return;
2768 case MESA_FORMAT_LA_SINT32:
2769 *datatype = GL_INT;
2770 *comps = 2;
2771 return;
2772
2773 case MESA_FORMAT_R_SINT8:
2774 *datatype = GL_BYTE;
2775 *comps = 1;
2776 return;
2777 case MESA_FORMAT_RG_SINT8:
2778 *datatype = GL_BYTE;
2779 *comps = 2;
2780 return;
2781 case MESA_FORMAT_RGB_SINT8:
2782 *datatype = GL_BYTE;
2783 *comps = 3;
2784 return;
2785 case MESA_FORMAT_RGBA_SINT8:
2786 *datatype = GL_BYTE;
2787 *comps = 4;
2788 return;
2789 case MESA_FORMAT_R_SINT16:
2790 *datatype = GL_SHORT;
2791 *comps = 1;
2792 return;
2793 case MESA_FORMAT_RG_SINT16:
2794 *datatype = GL_SHORT;
2795 *comps = 2;
2796 return;
2797 case MESA_FORMAT_RGB_SINT16:
2798 *datatype = GL_SHORT;
2799 *comps = 3;
2800 return;
2801 case MESA_FORMAT_RGBA_SINT16:
2802 *datatype = GL_SHORT;
2803 *comps = 4;
2804 return;
2805 case MESA_FORMAT_R_SINT32:
2806 *datatype = GL_INT;
2807 *comps = 1;
2808 return;
2809 case MESA_FORMAT_RG_SINT32:
2810 *datatype = GL_INT;
2811 *comps = 2;
2812 return;
2813 case MESA_FORMAT_RGB_SINT32:
2814 *datatype = GL_INT;
2815 *comps = 3;
2816 return;
2817 case MESA_FORMAT_RGBA_SINT32:
2818 *datatype = GL_INT;
2819 *comps = 4;
2820 return;
2821
2822 /**
2823 * \name Non-normalized unsigned integer formats.
2824 */
2825 case MESA_FORMAT_R_UINT8:
2826 *datatype = GL_UNSIGNED_BYTE;
2827 *comps = 1;
2828 return;
2829 case MESA_FORMAT_RG_UINT8:
2830 *datatype = GL_UNSIGNED_BYTE;
2831 *comps = 2;
2832 return;
2833 case MESA_FORMAT_RGB_UINT8:
2834 *datatype = GL_UNSIGNED_BYTE;
2835 *comps = 3;
2836 return;
2837 case MESA_FORMAT_RGBA_UINT8:
2838 *datatype = GL_UNSIGNED_BYTE;
2839 *comps = 4;
2840 return;
2841 case MESA_FORMAT_R_UINT16:
2842 *datatype = GL_UNSIGNED_SHORT;
2843 *comps = 1;
2844 return;
2845 case MESA_FORMAT_RG_UINT16:
2846 *datatype = GL_UNSIGNED_SHORT;
2847 *comps = 2;
2848 return;
2849 case MESA_FORMAT_RGB_UINT16:
2850 *datatype = GL_UNSIGNED_SHORT;
2851 *comps = 3;
2852 return;
2853 case MESA_FORMAT_RGBA_UINT16:
2854 *datatype = GL_UNSIGNED_SHORT;
2855 *comps = 4;
2856 return;
2857 case MESA_FORMAT_R_UINT32:
2858 *datatype = GL_UNSIGNED_INT;
2859 *comps = 1;
2860 return;
2861 case MESA_FORMAT_RG_UINT32:
2862 *datatype = GL_UNSIGNED_INT;
2863 *comps = 2;
2864 return;
2865 case MESA_FORMAT_RGB_UINT32:
2866 *datatype = GL_UNSIGNED_INT;
2867 *comps = 3;
2868 return;
2869 case MESA_FORMAT_RGBA_UINT32:
2870 *datatype = GL_UNSIGNED_INT;
2871 *comps = 4;
2872 return;
2873
2874 case MESA_FORMAT_R9G9B9E5_FLOAT:
2875 *datatype = GL_UNSIGNED_INT_5_9_9_9_REV;
2876 *comps = 3;
2877 return;
2878
2879 case MESA_FORMAT_R11G11B10_FLOAT:
2880 *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV;
2881 *comps = 3;
2882 return;
2883
2884 case MESA_FORMAT_B10G10R10A2_UINT:
2885 case MESA_FORMAT_R10G10B10A2_UINT:
2886 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2887 *comps = 4;
2888 return;
2889
2890 case MESA_FORMAT_R8G8B8X8_SRGB:
2891 case MESA_FORMAT_RGBX_UINT8:
2892 *datatype = GL_UNSIGNED_BYTE;
2893 *comps = 4;
2894 return;
2895
2896 case MESA_FORMAT_R8G8B8X8_SNORM:
2897 case MESA_FORMAT_RGBX_SINT8:
2898 *datatype = GL_BYTE;
2899 *comps = 4;
2900 return;
2901
2902 case MESA_FORMAT_B10G10R10X2_UNORM:
2903 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2904 *comps = 4;
2905 return;
2906
2907 case MESA_FORMAT_RGBX_UNORM16:
2908 case MESA_FORMAT_RGBX_UINT16:
2909 *datatype = GL_UNSIGNED_SHORT;
2910 *comps = 4;
2911 return;
2912
2913 case MESA_FORMAT_RGBX_SNORM16:
2914 case MESA_FORMAT_RGBX_SINT16:
2915 *datatype = GL_SHORT;
2916 *comps = 4;
2917 return;
2918
2919 case MESA_FORMAT_RGBX_FLOAT16:
2920 *datatype = GL_HALF_FLOAT;
2921 *comps = 4;
2922 return;
2923
2924 case MESA_FORMAT_RGBX_FLOAT32:
2925 *datatype = GL_FLOAT;
2926 *comps = 4;
2927 return;
2928
2929 case MESA_FORMAT_RGBX_UINT32:
2930 *datatype = GL_UNSIGNED_INT;
2931 *comps = 4;
2932 return;
2933
2934 case MESA_FORMAT_RGBX_SINT32:
2935 *datatype = GL_INT;
2936 *comps = 4;
2937 return;
2938
2939 case MESA_FORMAT_R10G10B10A2_UNORM:
2940 *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
2941 *comps = 4;
2942 return;
2943
2944 case MESA_FORMAT_G8R8_SNORM:
2945 *datatype = GL_BYTE;
2946 *comps = 2;
2947 return;
2948
2949 case MESA_FORMAT_G16R16_SNORM:
2950 *datatype = GL_SHORT;
2951 *comps = 2;
2952 return;
2953
2954 case MESA_FORMAT_B8G8R8X8_SRGB:
2955 *datatype = GL_UNSIGNED_BYTE;
2956 *comps = 4;
2957 return;
2958
2959 case MESA_FORMAT_COUNT:
2960 assert(0);
2961 return;
2962
2963 case MESA_FORMAT_NONE:
2964 /* For debug builds, warn if any formats are not handled */
2965 #ifdef DEBUG
2966 default:
2967 #endif
2968 _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps",
2969 _mesa_get_format_name(format));
2970 *datatype = 0;
2971 *comps = 1;
2972 }
2973 }
2974
2975 /**
2976 * Check if a mesa_format exactly matches a GL format/type combination
2977 * such that we can use memcpy() from one to the other.
2978 * \param mesa_format a MESA_FORMAT_x value
2979 * \param format the user-specified image format
2980 * \param type the user-specified image datatype
2981 * \param swapBytes typically the current pixel pack/unpack byteswap state
2982 * \return GL_TRUE if the formats match, GL_FALSE otherwise.
2983 */
2984 GLboolean
2985 _mesa_format_matches_format_and_type(mesa_format mesa_format,
2986 GLenum format, GLenum type,
2987 GLboolean swapBytes)
2988 {
2989 const GLboolean littleEndian = _mesa_little_endian();
2990
2991 /* Note: When reading a GL format/type combination, the format lists channel
2992 * assignments from most significant channel in the type to least
2993 * significant. A type with _REV indicates that the assignments are
2994 * swapped, so they are listed from least significant to most significant.
2995 *
2996 * For sanity, please keep this switch statement ordered the same as the
2997 * enums in formats.h.
2998 */
2999
3000 switch (mesa_format) {
3001
3002 case MESA_FORMAT_NONE:
3003 case MESA_FORMAT_COUNT:
3004 return GL_FALSE;
3005
3006 case MESA_FORMAT_A8B8G8R8_UNORM:
3007 case MESA_FORMAT_A8B8G8R8_SRGB:
3008 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes)
3009 return GL_TRUE;
3010
3011 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes)
3012 return GL_TRUE;
3013
3014 if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian)
3015 return GL_TRUE;
3016
3017 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV
3018 && !swapBytes)
3019 return GL_TRUE;
3020
3021 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8
3022 && swapBytes)
3023 return GL_TRUE;
3024
3025 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian)
3026 return GL_TRUE;
3027
3028 return GL_FALSE;
3029
3030 case MESA_FORMAT_R8G8B8A8_UNORM:
3031 case MESA_FORMAT_R8G8B8A8_SRGB:
3032 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3033 !swapBytes)
3034 return GL_TRUE;
3035
3036 if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
3037 return GL_TRUE;
3038
3039 if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian)
3040 return GL_TRUE;
3041
3042 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 &&
3043 !swapBytes)
3044 return GL_TRUE;
3045
3046 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3047 swapBytes)
3048 return GL_TRUE;
3049
3050 if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian)
3051 return GL_TRUE;
3052
3053 return GL_FALSE;
3054
3055 case MESA_FORMAT_B8G8R8A8_UNORM:
3056 case MESA_FORMAT_B8G8R8A8_SRGB:
3057 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3058 !swapBytes)
3059 return GL_TRUE;
3060
3061 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
3062 return GL_TRUE;
3063
3064 if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian)
3065 return GL_TRUE;
3066
3067 return GL_FALSE;
3068
3069 case MESA_FORMAT_A8R8G8B8_UNORM:
3070 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes)
3071 return GL_TRUE;
3072
3073 if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
3074 swapBytes)
3075 return GL_TRUE;
3076
3077 if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian)
3078 return GL_TRUE;
3079
3080 return GL_FALSE;
3081
3082 case MESA_FORMAT_X8B8G8R8_UNORM:
3083 case MESA_FORMAT_R8G8B8X8_UNORM:
3084 return GL_FALSE;
3085
3086 case MESA_FORMAT_B8G8R8X8_UNORM:
3087 case MESA_FORMAT_X8R8G8B8_UNORM:
3088 return GL_FALSE;
3089
3090 case MESA_FORMAT_BGR_UNORM8:
3091 case MESA_FORMAT_BGR_SRGB8:
3092 return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian;
3093
3094 case MESA_FORMAT_RGB_UNORM8:
3095 return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian;
3096
3097 case MESA_FORMAT_B5G6R5_UNORM:
3098 return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes;
3099
3100 case MESA_FORMAT_R5G6B5_UNORM:
3101 /* Some of the 16-bit MESA_FORMATs that would seem to correspond to
3102 * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed,
3103 * according to formats.h, so they can't be matched.
3104 */
3105 return GL_FALSE;
3106
3107 case MESA_FORMAT_B4G4R4A4_UNORM:
3108 return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV &&
3109 !swapBytes;
3110
3111 case MESA_FORMAT_A4R4G4B4_UNORM:
3112 return GL_FALSE;
3113
3114 case MESA_FORMAT_A1B5G5R5_UNORM:
3115 return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 &&
3116 !swapBytes;
3117
3118 case MESA_FORMAT_B5G5R5A1_UNORM:
3119 return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV &&
3120 !swapBytes;
3121
3122 case MESA_FORMAT_A1R5G5B5_UNORM:
3123 return GL_FALSE;
3124
3125 case MESA_FORMAT_L4A4_UNORM:
3126 return GL_FALSE;
3127 case MESA_FORMAT_L8A8_UNORM:
3128 case MESA_FORMAT_L8A8_SRGB:
3129 return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian;
3130 case MESA_FORMAT_A8L8_UNORM:
3131 return GL_FALSE;
3132
3133 case MESA_FORMAT_L16A16_UNORM:
3134 return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes;
3135 case MESA_FORMAT_A16L16_UNORM:
3136 return GL_FALSE;
3137
3138 case MESA_FORMAT_B2G3R3_UNORM:
3139 return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2;
3140
3141 case MESA_FORMAT_A_UNORM8:
3142 return format == GL_ALPHA && type == GL_UNSIGNED_BYTE;
3143 case MESA_FORMAT_A_UNORM16:
3144 return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes;
3145 case MESA_FORMAT_L_UNORM8:
3146 case MESA_FORMAT_L_SRGB8:
3147 return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE;
3148 case MESA_FORMAT_L_UNORM16:
3149 return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes;
3150 case MESA_FORMAT_I_UNORM8:
3151 return format == GL_RED && type == GL_UNSIGNED_BYTE;
3152 case MESA_FORMAT_I_UNORM16:
3153 return format == GL_RED && type == GL_UNSIGNED_SHORT && !swapBytes;
3154
3155 case MESA_FORMAT_YCBCR:
3156 return format == GL_YCBCR_MESA &&
3157 ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) ||
3158 (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes));
3159 case MESA_FORMAT_YCBCR_REV:
3160 return format == GL_YCBCR_MESA &&
3161 ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) ||
3162 (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes));
3163
3164 case MESA_FORMAT_R_UNORM8:
3165 return format == GL_RED && type == GL_UNSIGNED_BYTE;
3166 case MESA_FORMAT_R8G8_UNORM:
3167 return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian;
3168 case MESA_FORMAT_G8R8_UNORM:
3169 return GL_FALSE;
3170
3171 case MESA_FORMAT_R_UNORM16:
3172 return format == GL_RED && type == GL_UNSIGNED_SHORT &&
3173 !swapBytes;
3174 case MESA_FORMAT_R16G16_UNORM:
3175 return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian &&
3176 !swapBytes;
3177 case MESA_FORMAT_G16R16_UNORM:
3178 return GL_FALSE;
3179
3180 case MESA_FORMAT_B10G10R10A2_UNORM:
3181 return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3182 !swapBytes;
3183
3184 case MESA_FORMAT_S8_UINT_Z24_UNORM:
3185 return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 &&
3186 !swapBytes;
3187 case MESA_FORMAT_X8_UINT_Z24_UNORM:
3188 case MESA_FORMAT_Z24_UNORM_S8_UINT:
3189 return GL_FALSE;
3190
3191 case MESA_FORMAT_Z_UNORM16:
3192 return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT &&
3193 !swapBytes;
3194
3195 case MESA_FORMAT_Z24_UNORM_X8_UINT:
3196 return GL_FALSE;
3197
3198 case MESA_FORMAT_Z_UNORM32:
3199 return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT &&
3200 !swapBytes;
3201
3202 case MESA_FORMAT_S_UINT8:
3203 return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE;
3204
3205 case MESA_FORMAT_SRGB_DXT1:
3206 case MESA_FORMAT_SRGBA_DXT1:
3207 case MESA_FORMAT_SRGBA_DXT3:
3208 case MESA_FORMAT_SRGBA_DXT5:
3209 return GL_FALSE;
3210
3211 case MESA_FORMAT_RGB_FXT1:
3212 case MESA_FORMAT_RGBA_FXT1:
3213 case MESA_FORMAT_RGB_DXT1:
3214 case MESA_FORMAT_RGBA_DXT1:
3215 case MESA_FORMAT_RGBA_DXT3:
3216 case MESA_FORMAT_RGBA_DXT5:
3217 return GL_FALSE;
3218
3219 case MESA_FORMAT_RGBA_FLOAT32:
3220 return format == GL_RGBA && type == GL_FLOAT && !swapBytes;
3221 case MESA_FORMAT_RGBA_FLOAT16:
3222 return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes;
3223
3224 case MESA_FORMAT_RGB_FLOAT32:
3225 return format == GL_RGB && type == GL_FLOAT && !swapBytes;
3226 case MESA_FORMAT_RGB_FLOAT16:
3227 return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes;
3228
3229 case MESA_FORMAT_A_FLOAT32:
3230 return format == GL_ALPHA && type == GL_FLOAT && !swapBytes;
3231 case MESA_FORMAT_A_FLOAT16:
3232 return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes;
3233
3234 case MESA_FORMAT_L_FLOAT32:
3235 return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes;
3236 case MESA_FORMAT_L_FLOAT16:
3237 return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes;
3238
3239 case MESA_FORMAT_LA_FLOAT32:
3240 return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes;
3241 case MESA_FORMAT_LA_FLOAT16:
3242 return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes;
3243
3244 case MESA_FORMAT_I_FLOAT32:
3245 return format == GL_RED && type == GL_FLOAT && !swapBytes;
3246 case MESA_FORMAT_I_FLOAT16:
3247 return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes;
3248
3249 case MESA_FORMAT_R_FLOAT32:
3250 return format == GL_RED && type == GL_FLOAT && !swapBytes;
3251 case MESA_FORMAT_R_FLOAT16:
3252 return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes;
3253
3254 case MESA_FORMAT_RG_FLOAT32:
3255 return format == GL_RG && type == GL_FLOAT && !swapBytes;
3256 case MESA_FORMAT_RG_FLOAT16:
3257 return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes;
3258
3259 case MESA_FORMAT_A_UINT8:
3260 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE;
3261 case MESA_FORMAT_A_UINT16:
3262 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT &&
3263 !swapBytes;
3264 case MESA_FORMAT_A_UINT32:
3265 return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT &&
3266 !swapBytes;
3267 case MESA_FORMAT_A_SINT8:
3268 return format == GL_ALPHA_INTEGER && type == GL_BYTE;
3269 case MESA_FORMAT_A_SINT16:
3270 return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes;
3271 case MESA_FORMAT_A_SINT32:
3272 return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes;
3273
3274 case MESA_FORMAT_I_UINT8:
3275 return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE;
3276 case MESA_FORMAT_I_UINT16:
3277 return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes;
3278 case MESA_FORMAT_I_UINT32:
3279 return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3280 case MESA_FORMAT_I_SINT8:
3281 return format == GL_RED_INTEGER && type == GL_BYTE;
3282 case MESA_FORMAT_I_SINT16:
3283 return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes;
3284 case MESA_FORMAT_I_SINT32:
3285 return format == GL_RED_INTEGER && type == GL_INT && !swapBytes;
3286
3287 case MESA_FORMAT_L_UINT8:
3288 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE;
3289 case MESA_FORMAT_L_UINT16:
3290 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT &&
3291 !swapBytes;
3292 case MESA_FORMAT_L_UINT32:
3293 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT &&
3294 !swapBytes;
3295 case MESA_FORMAT_L_SINT8:
3296 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE;
3297 case MESA_FORMAT_L_SINT16:
3298 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT &&
3299 !swapBytes;
3300 case MESA_FORMAT_L_SINT32:
3301 return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes;
3302
3303 case MESA_FORMAT_LA_UINT8:
3304 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3305 type == GL_UNSIGNED_BYTE && !swapBytes;
3306 case MESA_FORMAT_LA_UINT16:
3307 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3308 type == GL_UNSIGNED_SHORT && !swapBytes;
3309 case MESA_FORMAT_LA_UINT32:
3310 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT &&
3311 type == GL_UNSIGNED_INT && !swapBytes;
3312 case MESA_FORMAT_LA_SINT8:
3313 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE &&
3314 !swapBytes;
3315 case MESA_FORMAT_LA_SINT16:
3316 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT &&
3317 !swapBytes;
3318 case MESA_FORMAT_LA_SINT32:
3319 return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT &&
3320 !swapBytes;
3321
3322 case MESA_FORMAT_R_SINT8:
3323 return format == GL_RED_INTEGER && type == GL_BYTE;
3324 case MESA_FORMAT_RG_SINT8:
3325 return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes;
3326 case MESA_FORMAT_RGB_SINT8:
3327 return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes;
3328 case MESA_FORMAT_RGBA_SINT8:
3329 return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes;
3330 case MESA_FORMAT_R_SINT16:
3331 return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes;
3332 case MESA_FORMAT_RG_SINT16:
3333 return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes;
3334 case MESA_FORMAT_RGB_SINT16:
3335 return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes;
3336 case MESA_FORMAT_RGBA_SINT16:
3337 return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes;
3338 case MESA_FORMAT_R_SINT32:
3339 return format == GL_RED_INTEGER && type == GL_INT && !swapBytes;
3340 case MESA_FORMAT_RG_SINT32:
3341 return format == GL_RG_INTEGER && type == GL_INT && !swapBytes;
3342 case MESA_FORMAT_RGB_SINT32:
3343 return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes;
3344 case MESA_FORMAT_RGBA_SINT32:
3345 return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes;
3346
3347 case MESA_FORMAT_R_UINT8:
3348 return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE;
3349 case MESA_FORMAT_RG_UINT8:
3350 return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes;
3351 case MESA_FORMAT_RGB_UINT8:
3352 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes;
3353 case MESA_FORMAT_RGBA_UINT8:
3354 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE &&
3355 !swapBytes;
3356 case MESA_FORMAT_R_UINT16:
3357 return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT &&
3358 !swapBytes;
3359 case MESA_FORMAT_RG_UINT16:
3360 return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes;
3361 case MESA_FORMAT_RGB_UINT16:
3362 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT &&
3363 !swapBytes;
3364 case MESA_FORMAT_RGBA_UINT16:
3365 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT &&
3366 !swapBytes;
3367 case MESA_FORMAT_R_UINT32:
3368 return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3369 case MESA_FORMAT_RG_UINT32:
3370 return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3371 case MESA_FORMAT_RGB_UINT32:
3372 return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3373 case MESA_FORMAT_RGBA_UINT32:
3374 return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes;
3375
3376 case MESA_FORMAT_R_SNORM8:
3377 return format == GL_RED && type == GL_BYTE;
3378 case MESA_FORMAT_R8G8_SNORM:
3379 return format == GL_RG && type == GL_BYTE && littleEndian &&
3380 !swapBytes;
3381 case MESA_FORMAT_X8B8G8R8_SNORM:
3382 return GL_FALSE;
3383
3384 case MESA_FORMAT_A8B8G8R8_SNORM:
3385 if (format == GL_RGBA && type == GL_BYTE && !littleEndian)
3386 return GL_TRUE;
3387
3388 if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian)
3389 return GL_TRUE;
3390
3391 return GL_FALSE;
3392
3393 case MESA_FORMAT_R8G8B8A8_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_R_SNORM16:
3403 return format == GL_RED && type == GL_SHORT &&
3404 !swapBytes;
3405 case MESA_FORMAT_R16G16_SNORM:
3406 return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes;
3407 case MESA_FORMAT_RGB_SNORM16:
3408 return format == GL_RGB && type == GL_SHORT && !swapBytes;
3409 case MESA_FORMAT_RGBA_SNORM16:
3410 return format == GL_RGBA && type == GL_SHORT && !swapBytes;
3411 case MESA_FORMAT_RGBA_UNORM16:
3412 return format == GL_RGBA && type == GL_UNSIGNED_SHORT &&
3413 !swapBytes;
3414
3415 case MESA_FORMAT_R_RGTC1_UNORM:
3416 case MESA_FORMAT_R_RGTC1_SNORM:
3417 case MESA_FORMAT_RG_RGTC2_UNORM:
3418 case MESA_FORMAT_RG_RGTC2_SNORM:
3419 return GL_FALSE;
3420
3421 case MESA_FORMAT_L_LATC1_UNORM:
3422 case MESA_FORMAT_L_LATC1_SNORM:
3423 case MESA_FORMAT_LA_LATC2_UNORM:
3424 case MESA_FORMAT_LA_LATC2_SNORM:
3425 return GL_FALSE;
3426
3427 case MESA_FORMAT_ETC1_RGB8:
3428 case MESA_FORMAT_ETC2_RGB8:
3429 case MESA_FORMAT_ETC2_SRGB8:
3430 case MESA_FORMAT_ETC2_RGBA8_EAC:
3431 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
3432 case MESA_FORMAT_ETC2_R11_EAC:
3433 case MESA_FORMAT_ETC2_RG11_EAC:
3434 case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
3435 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
3436 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
3437 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
3438 return GL_FALSE;
3439
3440 case MESA_FORMAT_A_SNORM8:
3441 return format == GL_ALPHA && type == GL_BYTE;
3442 case MESA_FORMAT_L_SNORM8:
3443 return format == GL_LUMINANCE && type == GL_BYTE;
3444 case MESA_FORMAT_L8A8_SNORM:
3445 return format == GL_LUMINANCE_ALPHA && type == GL_BYTE &&
3446 littleEndian && !swapBytes;
3447 case MESA_FORMAT_I_SNORM8:
3448 return format == GL_RED && type == GL_BYTE;
3449 case MESA_FORMAT_A_SNORM16:
3450 return format == GL_ALPHA && type == GL_SHORT && !swapBytes;
3451 case MESA_FORMAT_L_SNORM16:
3452 return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes;
3453 case MESA_FORMAT_LA_SNORM16:
3454 return format == GL_LUMINANCE_ALPHA && type == GL_SHORT &&
3455 littleEndian && !swapBytes;
3456 case MESA_FORMAT_I_SNORM16:
3457 return format == GL_RED && type == GL_SHORT && littleEndian &&
3458 !swapBytes;
3459
3460 case MESA_FORMAT_B10G10R10A2_UINT:
3461 return (format == GL_BGRA_INTEGER_EXT &&
3462 type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3463 !swapBytes);
3464
3465 case MESA_FORMAT_R10G10B10A2_UINT:
3466 return (format == GL_RGBA_INTEGER_EXT &&
3467 type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3468 !swapBytes);
3469
3470 case MESA_FORMAT_R9G9B9E5_FLOAT:
3471 return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV &&
3472 !swapBytes;
3473
3474 case MESA_FORMAT_R11G11B10_FLOAT:
3475 return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV &&
3476 !swapBytes;
3477
3478 case MESA_FORMAT_Z_FLOAT32:
3479 return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes;
3480
3481 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
3482 return format == GL_DEPTH_STENCIL &&
3483 type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes;
3484
3485 case MESA_FORMAT_B4G4R4X4_UNORM:
3486 case MESA_FORMAT_B5G5R5X1_UNORM:
3487 case MESA_FORMAT_R8G8B8X8_SNORM:
3488 case MESA_FORMAT_R8G8B8X8_SRGB:
3489 case MESA_FORMAT_RGBX_UINT8:
3490 case MESA_FORMAT_RGBX_SINT8:
3491 case MESA_FORMAT_B10G10R10X2_UNORM:
3492 case MESA_FORMAT_RGBX_UNORM16:
3493 case MESA_FORMAT_RGBX_SNORM16:
3494 case MESA_FORMAT_RGBX_FLOAT16:
3495 case MESA_FORMAT_RGBX_UINT16:
3496 case MESA_FORMAT_RGBX_SINT16:
3497 case MESA_FORMAT_RGBX_FLOAT32:
3498 case MESA_FORMAT_RGBX_UINT32:
3499 case MESA_FORMAT_RGBX_SINT32:
3500 return GL_FALSE;
3501
3502 case MESA_FORMAT_R10G10B10A2_UNORM:
3503 return format == GL_RGBA && type == GL_UNSIGNED_INT_2_10_10_10_REV &&
3504 !swapBytes;
3505
3506 case MESA_FORMAT_G8R8_SNORM:
3507 return format == GL_RG && type == GL_BYTE && !littleEndian &&
3508 !swapBytes;
3509
3510 case MESA_FORMAT_G16R16_SNORM:
3511 return format == GL_RG && type == GL_SHORT && !littleEndian &&
3512 !swapBytes;
3513
3514 case MESA_FORMAT_B8G8R8X8_SRGB:
3515 return GL_FALSE;
3516 }
3517
3518 return GL_FALSE;
3519 }
3520