2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
6 * Copyright (c) 2008-2009 VMware, Inc.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 #include "mfeatures.h"
31 #include "glformats.h"
35 * Information about texture formats.
41 /** text name for debugging */
45 * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA,
46 * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA,
47 * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI.
52 * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED,
53 * GL_UNSIGNED_INT, GL_INT, GL_FLOAT.
61 GLubyte LuminanceBits
;
62 GLubyte IntensityBits
;
68 * To describe compressed formats. If not compressed, Width=Height=1.
70 GLubyte BlockWidth
, BlockHeight
;
71 GLubyte BytesPerBlock
;
76 * Info about each format.
77 * These must be in the same order as the MESA_FORMAT_* enums so that
78 * we can do lookups without searching.
80 static struct gl_format_info format_info
[MESA_FORMAT_COUNT
] =
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 */
92 MESA_FORMAT_RGBA8888
, /* Name */
93 "MESA_FORMAT_RGBA8888", /* 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 */
101 MESA_FORMAT_RGBA8888_REV
, /* Name */
102 "MESA_FORMAT_RGBA8888_REV", /* StrName */
103 GL_RGBA
, /* BaseFormat */
104 GL_UNSIGNED_NORMALIZED
, /* DataType */
105 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
106 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
107 1, 1, 4 /* BlockWidth/Height,Bytes */
110 MESA_FORMAT_ARGB8888
, /* Name */
111 "MESA_FORMAT_ARGB8888", /* 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 */
119 MESA_FORMAT_ARGB8888_REV
, /* Name */
120 "MESA_FORMAT_ARGB8888_REV", /* StrName */
121 GL_RGBA
, /* BaseFormat */
122 GL_UNSIGNED_NORMALIZED
, /* DataType */
123 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
124 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
125 1, 1, 4 /* BlockWidth/Height,Bytes */
128 MESA_FORMAT_RGBX8888
, /* Name */
129 "MESA_FORMAT_RGBX8888", /* StrName */
130 GL_RGB
, /* BaseFormat */
131 GL_UNSIGNED_NORMALIZED
, /* DataType */
132 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
133 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
134 1, 1, 4 /* BlockWidth/Height,Bytes */
137 MESA_FORMAT_RGBX8888_REV
, /* Name */
138 "MESA_FORMAT_RGBX8888_REV", /* 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 */
146 MESA_FORMAT_XRGB8888
, /* Name */
147 "MESA_FORMAT_XRGB8888", /* StrName */
148 GL_RGB
, /* BaseFormat */
149 GL_UNSIGNED_NORMALIZED
, /* DataType */
150 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
151 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
152 1, 1, 4 /* BlockWidth/Height,Bytes */
155 MESA_FORMAT_XRGB8888_REV
, /* Name */
156 "MESA_FORMAT_XRGB8888_REV", /* 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 */
164 MESA_FORMAT_RGB888
, /* Name */
165 "MESA_FORMAT_RGB888", /* StrName */
166 GL_RGB
, /* BaseFormat */
167 GL_UNSIGNED_NORMALIZED
, /* DataType */
168 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
169 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
170 1, 1, 3 /* BlockWidth/Height,Bytes */
173 MESA_FORMAT_BGR888
, /* Name */
174 "MESA_FORMAT_BGR888", /* StrName */
175 GL_RGB
, /* BaseFormat */
176 GL_UNSIGNED_NORMALIZED
, /* DataType */
177 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
178 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
179 1, 1, 3 /* BlockWidth/Height,Bytes */
182 MESA_FORMAT_RGB565
, /* Name */
183 "MESA_FORMAT_RGB565", /* 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 */
191 MESA_FORMAT_RGB565_REV
, /* Name */
192 "MESA_FORMAT_RGB565_REV", /* 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 */
200 MESA_FORMAT_ARGB4444
, /* Name */
201 "MESA_FORMAT_ARGB4444", /* 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 */
209 MESA_FORMAT_ARGB4444_REV
, /* Name */
210 "MESA_FORMAT_ARGB4444_REV", /* StrName */
211 GL_RGBA
, /* BaseFormat */
212 GL_UNSIGNED_NORMALIZED
, /* DataType */
213 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */
214 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
215 1, 1, 2 /* BlockWidth/Height,Bytes */
218 MESA_FORMAT_RGBA5551
, /* Name */
219 "MESA_FORMAT_RGBA5551", /* StrName */
220 GL_RGBA
, /* BaseFormat */
221 GL_UNSIGNED_NORMALIZED
, /* DataType */
222 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
223 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
224 1, 1, 2 /* BlockWidth/Height,Bytes */
227 MESA_FORMAT_ARGB1555
, /* Name */
228 "MESA_FORMAT_ARGB1555", /* 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 */
236 MESA_FORMAT_ARGB1555_REV
, /* Name */
237 "MESA_FORMAT_ARGB1555_REV", /* 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 */
245 MESA_FORMAT_AL44
, /* Name */
246 "MESA_FORMAT_AL44", /* StrName */
247 GL_LUMINANCE_ALPHA
, /* BaseFormat */
248 GL_UNSIGNED_NORMALIZED
, /* DataType */
249 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */
250 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
251 1, 1, 1 /* BlockWidth/Height,Bytes */
254 MESA_FORMAT_AL88
, /* Name */
255 "MESA_FORMAT_AL88", /* StrName */
256 GL_LUMINANCE_ALPHA
, /* BaseFormat */
257 GL_UNSIGNED_NORMALIZED
, /* DataType */
258 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
259 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
260 1, 1, 2 /* BlockWidth/Height,Bytes */
263 MESA_FORMAT_AL88_REV
, /* Name */
264 "MESA_FORMAT_AL88_REV", /* 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 */
272 MESA_FORMAT_AL1616
, /* Name */
273 "MESA_FORMAT_AL1616", /* StrName */
274 GL_LUMINANCE_ALPHA
, /* BaseFormat */
275 GL_UNSIGNED_NORMALIZED
, /* DataType */
276 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
277 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
278 1, 1, 4 /* BlockWidth/Height,Bytes */
281 MESA_FORMAT_AL1616_REV
, /* Name */
282 "MESA_FORMAT_AL1616_REV", /* StrName */
283 GL_LUMINANCE_ALPHA
, /* BaseFormat */
284 GL_UNSIGNED_NORMALIZED
, /* DataType */
285 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
286 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
287 1, 1, 4 /* BlockWidth/Height,Bytes */
290 MESA_FORMAT_RGB332
, /* Name */
291 "MESA_FORMAT_RGB332", /* StrName */
292 GL_RGB
, /* BaseFormat */
293 GL_UNSIGNED_NORMALIZED
, /* DataType */
294 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */
295 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
296 1, 1, 1 /* BlockWidth/Height,Bytes */
299 MESA_FORMAT_A8
, /* Name */
300 "MESA_FORMAT_A8", /* StrName */
301 GL_ALPHA
, /* BaseFormat */
302 GL_UNSIGNED_NORMALIZED
, /* DataType */
303 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
304 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
305 1, 1, 1 /* BlockWidth/Height,Bytes */
308 MESA_FORMAT_A16
, /* Name */
309 "MESA_FORMAT_A16", /* StrName */
310 GL_ALPHA
, /* BaseFormat */
311 GL_UNSIGNED_NORMALIZED
, /* DataType */
312 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
313 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
314 1, 1, 2 /* BlockWidth/Height,Bytes */
317 MESA_FORMAT_L8
, /* Name */
318 "MESA_FORMAT_L8", /* StrName */
319 GL_LUMINANCE
, /* BaseFormat */
320 GL_UNSIGNED_NORMALIZED
, /* DataType */
321 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
322 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
323 1, 1, 1 /* BlockWidth/Height,Bytes */
326 MESA_FORMAT_L16
, /* Name */
327 "MESA_FORMAT_L16", /* StrName */
328 GL_LUMINANCE
, /* BaseFormat */
329 GL_UNSIGNED_NORMALIZED
, /* DataType */
330 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
331 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
332 1, 1, 2 /* BlockWidth/Height,Bytes */
335 MESA_FORMAT_I8
, /* Name */
336 "MESA_FORMAT_I8", /* StrName */
337 GL_INTENSITY
, /* BaseFormat */
338 GL_UNSIGNED_NORMALIZED
, /* DataType */
339 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
340 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
341 1, 1, 1 /* BlockWidth/Height,Bytes */
344 MESA_FORMAT_I16
, /* Name */
345 "MESA_FORMAT_I16", /* StrName */
346 GL_INTENSITY
, /* BaseFormat */
347 GL_UNSIGNED_NORMALIZED
, /* DataType */
348 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
349 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
350 1, 1, 2 /* BlockWidth/Height,Bytes */
353 MESA_FORMAT_YCBCR
, /* Name */
354 "MESA_FORMAT_YCBCR", /* StrName */
355 GL_YCBCR_MESA
, /* BaseFormat */
356 GL_UNSIGNED_NORMALIZED
, /* DataType */
357 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
358 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
359 1, 1, 2 /* BlockWidth/Height,Bytes */
362 MESA_FORMAT_YCBCR_REV
, /* Name */
363 "MESA_FORMAT_YCBCR_REV", /* StrName */
364 GL_YCBCR_MESA
, /* BaseFormat */
365 GL_UNSIGNED_NORMALIZED
, /* DataType */
366 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
367 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
368 1, 1, 2 /* BlockWidth/Height,Bytes */
374 GL_UNSIGNED_NORMALIZED
,
383 GL_UNSIGNED_NORMALIZED
,
392 GL_UNSIGNED_NORMALIZED
,
401 GL_UNSIGNED_NORMALIZED
,
408 "MESA_FORMAT_RG1616",
410 GL_UNSIGNED_NORMALIZED
,
416 MESA_FORMAT_RG1616_REV
,
417 "MESA_FORMAT_RG1616_REV",
419 GL_UNSIGNED_NORMALIZED
,
425 MESA_FORMAT_ARGB2101010
,
426 "MESA_FORMAT_ARGB2101010",
428 GL_UNSIGNED_NORMALIZED
,
434 MESA_FORMAT_Z24_S8
, /* Name */
435 "MESA_FORMAT_Z24_S8", /* StrName */
436 GL_DEPTH_STENCIL
, /* BaseFormat */
437 GL_UNSIGNED_NORMALIZED
, /* DataType */
438 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
439 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */
440 1, 1, 4 /* BlockWidth/Height,Bytes */
443 MESA_FORMAT_S8_Z24
, /* Name */
444 "MESA_FORMAT_S8_Z24", /* StrName */
445 GL_DEPTH_STENCIL
, /* BaseFormat */
446 GL_UNSIGNED_NORMALIZED
, /* DataType */
447 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
448 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */
449 1, 1, 4 /* BlockWidth/Height,Bytes */
452 MESA_FORMAT_Z16
, /* Name */
453 "MESA_FORMAT_Z16", /* StrName */
454 GL_DEPTH_COMPONENT
, /* BaseFormat */
455 GL_UNSIGNED_NORMALIZED
, /* DataType */
456 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
457 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */
458 1, 1, 2 /* BlockWidth/Height,Bytes */
461 MESA_FORMAT_X8_Z24
, /* Name */
462 "MESA_FORMAT_X8_Z24", /* StrName */
463 GL_DEPTH_COMPONENT
, /* BaseFormat */
464 GL_UNSIGNED_NORMALIZED
, /* DataType */
465 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
466 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
467 1, 1, 4 /* BlockWidth/Height,Bytes */
470 MESA_FORMAT_Z24_X8
, /* Name */
471 "MESA_FORMAT_Z24_X8", /* StrName */
472 GL_DEPTH_COMPONENT
, /* BaseFormat */
473 GL_UNSIGNED_NORMALIZED
, /* DataType */
474 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
475 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
476 1, 1, 4 /* BlockWidth/Height,Bytes */
479 MESA_FORMAT_Z32
, /* Name */
480 "MESA_FORMAT_Z32", /* StrName */
481 GL_DEPTH_COMPONENT
, /* BaseFormat */
482 GL_UNSIGNED_NORMALIZED
, /* DataType */
483 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
484 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
485 1, 1, 4 /* BlockWidth/Height,Bytes */
488 MESA_FORMAT_S8
, /* Name */
489 "MESA_FORMAT_S8", /* StrName */
490 GL_STENCIL_INDEX
, /* BaseFormat */
491 GL_UNSIGNED_INT
, /* DataType */
492 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
493 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */
494 1, 1, 1 /* BlockWidth/Height,Bytes */
500 GL_UNSIGNED_NORMALIZED
,
507 "MESA_FORMAT_SRGBA8",
509 GL_UNSIGNED_NORMALIZED
,
516 "MESA_FORMAT_SARGB8",
518 GL_UNSIGNED_NORMALIZED
,
527 GL_UNSIGNED_NORMALIZED
,
536 GL_UNSIGNED_NORMALIZED
,
542 MESA_FORMAT_SRGB_DXT1
, /* Name */
543 "MESA_FORMAT_SRGB_DXT1", /* StrName */
544 GL_RGB
, /* BaseFormat */
545 GL_UNSIGNED_NORMALIZED
, /* DataType */
546 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
547 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
548 4, 4, 8 /* 8 bytes per 4x4 block */
551 MESA_FORMAT_SRGBA_DXT1
,
552 "MESA_FORMAT_SRGBA_DXT1",
554 GL_UNSIGNED_NORMALIZED
,
557 4, 4, 8 /* 8 bytes per 4x4 block */
560 MESA_FORMAT_SRGBA_DXT3
,
561 "MESA_FORMAT_SRGBA_DXT3",
563 GL_UNSIGNED_NORMALIZED
,
566 4, 4, 16 /* 16 bytes per 4x4 block */
569 MESA_FORMAT_SRGBA_DXT5
,
570 "MESA_FORMAT_SRGBA_DXT5",
572 GL_UNSIGNED_NORMALIZED
,
575 4, 4, 16 /* 16 bytes per 4x4 block */
579 MESA_FORMAT_RGB_FXT1
,
580 "MESA_FORMAT_RGB_FXT1",
582 GL_UNSIGNED_NORMALIZED
,
583 4, 4, 4, 0, /* approx Red/Green/BlueBits */
585 8, 4, 16 /* 16 bytes per 8x4 block */
588 MESA_FORMAT_RGBA_FXT1
,
589 "MESA_FORMAT_RGBA_FXT1",
591 GL_UNSIGNED_NORMALIZED
,
592 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */
594 8, 4, 16 /* 16 bytes per 8x4 block */
598 MESA_FORMAT_RGB_DXT1
, /* Name */
599 "MESA_FORMAT_RGB_DXT1", /* StrName */
600 GL_RGB
, /* BaseFormat */
601 GL_UNSIGNED_NORMALIZED
, /* DataType */
602 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
603 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
604 4, 4, 8 /* 8 bytes per 4x4 block */
607 MESA_FORMAT_RGBA_DXT1
,
608 "MESA_FORMAT_RGBA_DXT1",
610 GL_UNSIGNED_NORMALIZED
,
613 4, 4, 8 /* 8 bytes per 4x4 block */
616 MESA_FORMAT_RGBA_DXT3
,
617 "MESA_FORMAT_RGBA_DXT3",
619 GL_UNSIGNED_NORMALIZED
,
622 4, 4, 16 /* 16 bytes per 4x4 block */
625 MESA_FORMAT_RGBA_DXT5
,
626 "MESA_FORMAT_RGBA_DXT5",
628 GL_UNSIGNED_NORMALIZED
,
631 4, 4, 16 /* 16 bytes per 4x4 block */
634 MESA_FORMAT_RGBA_FLOAT32
,
635 "MESA_FORMAT_RGBA_FLOAT32",
643 MESA_FORMAT_RGBA_FLOAT16
,
644 "MESA_FORMAT_RGBA_FLOAT16",
652 MESA_FORMAT_RGB_FLOAT32
,
653 "MESA_FORMAT_RGB_FLOAT32",
661 MESA_FORMAT_RGB_FLOAT16
,
662 "MESA_FORMAT_RGB_FLOAT16",
670 MESA_FORMAT_ALPHA_FLOAT32
,
671 "MESA_FORMAT_ALPHA_FLOAT32",
679 MESA_FORMAT_ALPHA_FLOAT16
,
680 "MESA_FORMAT_ALPHA_FLOAT16",
688 MESA_FORMAT_LUMINANCE_FLOAT32
,
689 "MESA_FORMAT_LUMINANCE_FLOAT32",
697 MESA_FORMAT_LUMINANCE_FLOAT16
,
698 "MESA_FORMAT_LUMINANCE_FLOAT16",
706 MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32
,
707 "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32",
715 MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16
,
716 "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16",
724 MESA_FORMAT_INTENSITY_FLOAT32
,
725 "MESA_FORMAT_INTENSITY_FLOAT32",
733 MESA_FORMAT_INTENSITY_FLOAT16
,
734 "MESA_FORMAT_INTENSITY_FLOAT16",
742 MESA_FORMAT_R_FLOAT32
,
743 "MESA_FORMAT_R_FLOAT32",
751 MESA_FORMAT_R_FLOAT16
,
752 "MESA_FORMAT_R_FLOAT16",
760 MESA_FORMAT_RG_FLOAT32
,
761 "MESA_FORMAT_RG_FLOAT32",
769 MESA_FORMAT_RG_FLOAT16
,
770 "MESA_FORMAT_RG_FLOAT16",
778 /* unnormalized signed int formats */
779 /* unnormalized unsigned int formats */
781 MESA_FORMAT_ALPHA_UINT8
,
782 "MESA_FORMAT_ALPHA_UINT8",
790 MESA_FORMAT_ALPHA_UINT16
,
791 "MESA_FORMAT_ALPHA_UINT16",
799 MESA_FORMAT_ALPHA_UINT32
,
800 "MESA_FORMAT_ALPHA_UINT32",
808 MESA_FORMAT_ALPHA_INT8
,
809 "MESA_FORMAT_ALPHA_INT8",
817 MESA_FORMAT_ALPHA_INT16
,
818 "MESA_FORMAT_ALPHA_INT16",
826 MESA_FORMAT_ALPHA_INT32
,
827 "MESA_FORMAT_ALPHA_INT32",
835 MESA_FORMAT_INTENSITY_UINT8
,
836 "MESA_FORMAT_INTENSITY_UINT8",
844 MESA_FORMAT_INTENSITY_UINT16
,
845 "MESA_FORMAT_INTENSITY_UINT16",
853 MESA_FORMAT_INTENSITY_UINT32
,
854 "MESA_FORMAT_INTENSITY_UINT32",
862 MESA_FORMAT_INTENSITY_INT8
,
863 "MESA_FORMAT_INTENSITY_INT8",
871 MESA_FORMAT_INTENSITY_INT16
,
872 "MESA_FORMAT_INTENSITY_INT16",
880 MESA_FORMAT_INTENSITY_INT32
,
881 "MESA_FORMAT_INTENSITY_INT32",
889 MESA_FORMAT_LUMINANCE_UINT8
,
890 "MESA_FORMAT_LUMINANCE_UINT8",
898 MESA_FORMAT_LUMINANCE_UINT16
,
899 "MESA_FORMAT_LUMINANCE_UINT16",
907 MESA_FORMAT_LUMINANCE_UINT32
,
908 "MESA_FORMAT_LUMINANCE_UINT32",
916 MESA_FORMAT_LUMINANCE_INT8
,
917 "MESA_FORMAT_LUMINANCE_INT8",
925 MESA_FORMAT_LUMINANCE_INT16
,
926 "MESA_FORMAT_LUMINANCE_INT16",
934 MESA_FORMAT_LUMINANCE_INT32
,
935 "MESA_FORMAT_LUMINANCE_INT32",
943 MESA_FORMAT_LUMINANCE_ALPHA_UINT8
,
944 "MESA_FORMAT_LUMINANCE_ALPHA_UINT8",
952 MESA_FORMAT_LUMINANCE_ALPHA_UINT16
,
953 "MESA_FORMAT_LUMINANCE_ALPHA_UINT16",
961 MESA_FORMAT_LUMINANCE_ALPHA_UINT32
,
962 "MESA_FORMAT_LUMINANCE_ALPHA_UINT32",
970 MESA_FORMAT_LUMINANCE_ALPHA_INT8
,
971 "MESA_FORMAT_LUMINANCE_ALPHA_INT8",
979 MESA_FORMAT_LUMINANCE_ALPHA_INT16
,
980 "MESA_FORMAT_LUMINANCE_ALPHA_INT16",
988 MESA_FORMAT_LUMINANCE_ALPHA_INT32
,
989 "MESA_FORMAT_LUMINANCE_ALPHA_INT32",
999 "MESA_FORMAT_R_INT8",
1007 MESA_FORMAT_RG_INT8
,
1008 "MESA_FORMAT_RG_INT8",
1016 MESA_FORMAT_RGB_INT8
,
1017 "MESA_FORMAT_RGB_INT8",
1025 MESA_FORMAT_RGBA_INT8
,
1026 "MESA_FORMAT_RGBA_INT8",
1034 MESA_FORMAT_R_INT16
,
1035 "MESA_FORMAT_R_INT16",
1043 MESA_FORMAT_RG_INT16
,
1044 "MESA_FORMAT_RG_INT16",
1052 MESA_FORMAT_RGB_INT16
,
1053 "MESA_FORMAT_RGB_INT16",
1061 MESA_FORMAT_RGBA_INT16
,
1062 "MESA_FORMAT_RGBA_INT16",
1070 MESA_FORMAT_R_INT32
,
1071 "MESA_FORMAT_R_INT32",
1079 MESA_FORMAT_RG_INT32
,
1080 "MESA_FORMAT_RG_INT32",
1088 MESA_FORMAT_RGB_INT32
,
1089 "MESA_FORMAT_RGB_INT32",
1097 MESA_FORMAT_RGBA_INT32
,
1098 "MESA_FORMAT_RGBA_INT32",
1106 MESA_FORMAT_R_UINT8
,
1107 "MESA_FORMAT_R_UINT8",
1115 MESA_FORMAT_RG_UINT8
,
1116 "MESA_FORMAT_RG_UINT8",
1124 MESA_FORMAT_RGB_UINT8
,
1125 "MESA_FORMAT_RGB_UINT8",
1133 MESA_FORMAT_RGBA_UINT8
,
1134 "MESA_FORMAT_RGBA_UINT8",
1142 MESA_FORMAT_R_UINT16
,
1143 "MESA_FORMAT_R_UINT16",
1151 MESA_FORMAT_RG_UINT16
,
1152 "MESA_FORMAT_RG_UINT16",
1160 MESA_FORMAT_RGB_UINT16
,
1161 "MESA_FORMAT_RGB_UINT16",
1169 MESA_FORMAT_RGBA_UINT16
,
1170 "MESA_FORMAT_RGBA_UINT16",
1178 MESA_FORMAT_R_UINT32
,
1179 "MESA_FORMAT_R_UINT32",
1187 MESA_FORMAT_RG_UINT32
,
1188 "MESA_FORMAT_RG_UINT32",
1196 MESA_FORMAT_RGB_UINT32
,
1197 "MESA_FORMAT_RGB_UINT32",
1205 MESA_FORMAT_RGBA_UINT32
,
1206 "MESA_FORMAT_RGBA_UINT32",
1217 "MESA_FORMAT_DUDV8",
1219 GL_SIGNED_NORMALIZED
,
1225 /* Signed 8 bits / channel */
1227 MESA_FORMAT_SIGNED_R8
, /* Name */
1228 "MESA_FORMAT_SIGNED_R8", /* StrName */
1229 GL_RED
, /* BaseFormat */
1230 GL_SIGNED_NORMALIZED
, /* DataType */
1231 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
1232 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1233 1, 1, 1 /* BlockWidth/Height,Bytes */
1236 MESA_FORMAT_SIGNED_RG88_REV
,
1237 "MESA_FORMAT_SIGNED_RG88_REV",
1239 GL_SIGNED_NORMALIZED
,
1245 MESA_FORMAT_SIGNED_RGBX8888
,
1246 "MESA_FORMAT_SIGNED_RGBX8888",
1248 GL_SIGNED_NORMALIZED
,
1251 1, 1, 4 /* 4 bpp, but no alpha */
1254 MESA_FORMAT_SIGNED_RGBA8888
,
1255 "MESA_FORMAT_SIGNED_RGBA8888",
1257 GL_SIGNED_NORMALIZED
,
1263 MESA_FORMAT_SIGNED_RGBA8888_REV
,
1264 "MESA_FORMAT_SIGNED_RGBA8888_REV",
1266 GL_SIGNED_NORMALIZED
,
1272 /* Signed 16 bits / channel */
1274 MESA_FORMAT_SIGNED_R16
,
1275 "MESA_FORMAT_SIGNED_R16",
1277 GL_SIGNED_NORMALIZED
,
1283 MESA_FORMAT_SIGNED_GR1616
,
1284 "MESA_FORMAT_SIGNED_GR1616",
1286 GL_SIGNED_NORMALIZED
,
1292 MESA_FORMAT_SIGNED_RGB_16
,
1293 "MESA_FORMAT_SIGNED_RGB_16",
1295 GL_SIGNED_NORMALIZED
,
1301 MESA_FORMAT_SIGNED_RGBA_16
,
1302 "MESA_FORMAT_SIGNED_RGBA_16",
1304 GL_SIGNED_NORMALIZED
,
1310 MESA_FORMAT_RGBA_16
,
1311 "MESA_FORMAT_RGBA_16",
1313 GL_UNSIGNED_NORMALIZED
,
1319 MESA_FORMAT_RED_RGTC1
,
1320 "MESA_FORMAT_RED_RGTC1",
1322 GL_UNSIGNED_NORMALIZED
,
1325 4, 4, 8 /* 8 bytes per 4x4 block */
1328 MESA_FORMAT_SIGNED_RED_RGTC1
,
1329 "MESA_FORMAT_SIGNED_RED_RGTC1",
1331 GL_SIGNED_NORMALIZED
,
1334 4, 4, 8 /* 8 bytes per 4x4 block */
1337 MESA_FORMAT_RG_RGTC2
,
1338 "MESA_FORMAT_RG_RGTC2",
1340 GL_UNSIGNED_NORMALIZED
,
1343 4, 4, 16 /* 16 bytes per 4x4 block */
1346 MESA_FORMAT_SIGNED_RG_RGTC2
,
1347 "MESA_FORMAT_SIGNED_RG_RGTC2",
1349 GL_SIGNED_NORMALIZED
,
1352 4, 4, 16 /* 16 bytes per 4x4 block */
1355 MESA_FORMAT_L_LATC1
,
1356 "MESA_FORMAT_L_LATC1",
1358 GL_UNSIGNED_NORMALIZED
,
1361 4, 4, 8 /* 8 bytes per 4x4 block */
1364 MESA_FORMAT_SIGNED_L_LATC1
,
1365 "MESA_FORMAT_SIGNED_L_LATC1",
1367 GL_SIGNED_NORMALIZED
,
1370 4, 4, 8 /* 8 bytes per 4x4 block */
1373 MESA_FORMAT_LA_LATC2
,
1374 "MESA_FORMAT_LA_LATC2",
1376 GL_UNSIGNED_NORMALIZED
,
1379 4, 4, 16 /* 16 bytes per 4x4 block */
1382 MESA_FORMAT_SIGNED_LA_LATC2
,
1383 "MESA_FORMAT_SIGNED_LA_LATC2",
1385 GL_SIGNED_NORMALIZED
,
1388 4, 4, 16 /* 16 bytes per 4x4 block */
1392 MESA_FORMAT_ETC1_RGB8
,
1393 "MESA_FORMAT_ETC1_RGB8",
1395 GL_UNSIGNED_NORMALIZED
,
1398 4, 4, 8 /* 8 bytes per 4x4 block */
1402 MESA_FORMAT_ETC2_RGB8
,
1403 "MESA_FORMAT_ETC2_RGB8",
1405 GL_UNSIGNED_NORMALIZED
,
1408 4, 4, 8 /* 8 bytes per 4x4 block */
1412 MESA_FORMAT_ETC2_SRGB8
,
1413 "MESA_FORMAT_ETC2_SRGB8",
1415 GL_UNSIGNED_NORMALIZED
,
1418 4, 4, 8 /* 8 bytes per 4x4 block */
1422 MESA_FORMAT_ETC2_RGBA8_EAC
,
1423 "MESA_FORMAT_ETC2_RGBA8_EAC",
1425 GL_UNSIGNED_NORMALIZED
,
1428 4, 4, 16 /* 16 bytes per 4x4 block */
1432 MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
,
1433 "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC",
1435 GL_UNSIGNED_NORMALIZED
,
1438 4, 4, 16 /* 16 bytes per 4x4 block */
1442 MESA_FORMAT_ETC2_R11_EAC
,
1443 "MESA_FORMAT_ETC2_R11_EAC",
1445 GL_UNSIGNED_NORMALIZED
,
1448 4, 4, 8 /* 8 bytes per 4x4 block */
1452 MESA_FORMAT_ETC2_RG11_EAC
,
1453 "MESA_FORMAT_ETC2_RG11_EAC",
1455 GL_UNSIGNED_NORMALIZED
,
1458 4, 4, 16 /* 16 bytes per 4x4 block */
1462 MESA_FORMAT_ETC2_SIGNED_R11_EAC
,
1463 "MESA_FORMAT_ETC2_SIGNED_R11_EAC",
1465 GL_SIGNED_NORMALIZED
,
1468 4, 4, 8 /* 8 bytes per 4x4 block */
1472 MESA_FORMAT_ETC2_SIGNED_RG11_EAC
,
1473 "MESA_FORMAT_ETC2_SIGNED_RG11_EAC",
1475 GL_SIGNED_NORMALIZED
,
1478 4, 4, 16 /* 16 bytes per 4x4 block */
1482 MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
,
1483 "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1",
1485 GL_UNSIGNED_NORMALIZED
,
1488 4, 4, 8 /* 8 bytes per 4x4 block */
1492 MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
,
1493 "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1",
1495 GL_UNSIGNED_NORMALIZED
,
1498 4, 4, 8 /* 8 bytes per 4x4 block */
1501 /* Signed formats from EXT_texture_snorm that are not in GL3.1 */
1503 MESA_FORMAT_SIGNED_A8
,
1504 "MESA_FORMAT_SIGNED_A8",
1506 GL_SIGNED_NORMALIZED
,
1512 MESA_FORMAT_SIGNED_L8
,
1513 "MESA_FORMAT_SIGNED_L8",
1515 GL_SIGNED_NORMALIZED
,
1521 MESA_FORMAT_SIGNED_AL88
,
1522 "MESA_FORMAT_SIGNED_AL88",
1524 GL_SIGNED_NORMALIZED
,
1530 MESA_FORMAT_SIGNED_I8
,
1531 "MESA_FORMAT_SIGNED_I8",
1533 GL_SIGNED_NORMALIZED
,
1539 MESA_FORMAT_SIGNED_A16
,
1540 "MESA_FORMAT_SIGNED_A16",
1542 GL_SIGNED_NORMALIZED
,
1548 MESA_FORMAT_SIGNED_L16
,
1549 "MESA_FORMAT_SIGNED_L16",
1551 GL_SIGNED_NORMALIZED
,
1557 MESA_FORMAT_SIGNED_AL1616
,
1558 "MESA_FORMAT_SIGNED_AL1616",
1560 GL_SIGNED_NORMALIZED
,
1566 MESA_FORMAT_SIGNED_I16
,
1567 "MESA_FORMAT_SIGNED_I16",
1569 GL_SIGNED_NORMALIZED
,
1575 MESA_FORMAT_RGB9_E5_FLOAT
,
1576 "MESA_FORMAT_RGB9_E5",
1584 MESA_FORMAT_R11_G11_B10_FLOAT
,
1585 "MESA_FORMAT_R11_G11_B10_FLOAT",
1592 /* ARB_depth_buffer_float */
1594 MESA_FORMAT_Z32_FLOAT
, /* Name */
1595 "MESA_FORMAT_Z32_FLOAT", /* StrName */
1596 GL_DEPTH_COMPONENT
, /* BaseFormat */
1597 GL_FLOAT
, /* DataType */
1598 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
1599 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */
1600 1, 1, 4 /* BlockWidth/Height,Bytes */
1603 MESA_FORMAT_Z32_FLOAT_X24S8
, /* Name */
1604 "MESA_FORMAT_Z32_FLOAT_X24S8", /* StrName */
1605 GL_DEPTH_STENCIL
, /* BaseFormat */
1606 /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is
1607 * never used for stencil because stencil is always GL_UNSIGNED_INT.
1609 GL_FLOAT
, /* DataType */
1610 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
1611 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */
1612 1, 1, 8 /* BlockWidth/Height,Bytes */
1615 MESA_FORMAT_ARGB2101010_UINT
,
1616 "MESA_FORMAT_ARGB2101010_UINT",
1624 MESA_FORMAT_ABGR2101010_UINT
,
1625 "MESA_FORMAT_ABGR2101010_UINT",
1636 static const struct gl_format_info
*
1637 _mesa_get_format_info(gl_format format
)
1639 const struct gl_format_info
*info
= &format_info
[format
];
1640 assert(info
->Name
== format
);
1645 /** Return string name of format (for debugging) */
1647 _mesa_get_format_name(gl_format format
)
1649 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1650 return info
->StrName
;
1656 * Return bytes needed to store a block of pixels in the given format.
1657 * Normally, a block is 1x1 (a single pixel). But for compressed formats
1658 * a block may be 4x4 or 8x4, etc.
1660 * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351
1663 _mesa_get_format_bytes(gl_format format
)
1665 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1666 ASSERT(info
->BytesPerBlock
);
1667 ASSERT(info
->BytesPerBlock
<= MAX_PIXEL_BYTES
||
1668 _mesa_is_format_compressed(format
));
1669 return info
->BytesPerBlock
;
1674 * Return bits per component for the given format.
1675 * \param format one of MESA_FORMAT_x
1676 * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
1679 _mesa_get_format_bits(gl_format format
, GLenum pname
)
1681 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1685 case GL_TEXTURE_RED_SIZE
:
1686 case GL_RENDERBUFFER_RED_SIZE_EXT
:
1687 case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE
:
1688 return info
->RedBits
;
1690 case GL_TEXTURE_GREEN_SIZE
:
1691 case GL_RENDERBUFFER_GREEN_SIZE_EXT
:
1692 case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE
:
1693 return info
->GreenBits
;
1695 case GL_TEXTURE_BLUE_SIZE
:
1696 case GL_RENDERBUFFER_BLUE_SIZE_EXT
:
1697 case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE
:
1698 return info
->BlueBits
;
1700 case GL_TEXTURE_ALPHA_SIZE
:
1701 case GL_RENDERBUFFER_ALPHA_SIZE_EXT
:
1702 case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE
:
1703 return info
->AlphaBits
;
1704 case GL_TEXTURE_INTENSITY_SIZE
:
1705 return info
->IntensityBits
;
1706 case GL_TEXTURE_LUMINANCE_SIZE
:
1707 return info
->LuminanceBits
;
1709 return info
->IndexBits
;
1711 case GL_TEXTURE_DEPTH_SIZE_ARB
:
1712 case GL_RENDERBUFFER_DEPTH_SIZE_EXT
:
1713 case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE
:
1714 return info
->DepthBits
;
1715 case GL_STENCIL_BITS
:
1716 case GL_TEXTURE_STENCIL_SIZE_EXT
:
1717 case GL_RENDERBUFFER_STENCIL_SIZE_EXT
:
1718 case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE
:
1719 return info
->StencilBits
;
1721 _mesa_problem(NULL
, "bad pname in _mesa_get_format_bits()");
1728 _mesa_get_format_max_bits(gl_format format
)
1730 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1731 GLuint max
= MAX2(info
->RedBits
, info
->GreenBits
);
1732 max
= MAX2(max
, info
->BlueBits
);
1733 max
= MAX2(max
, info
->AlphaBits
);
1734 max
= MAX2(max
, info
->LuminanceBits
);
1735 max
= MAX2(max
, info
->IntensityBits
);
1736 max
= MAX2(max
, info
->DepthBits
);
1737 max
= MAX2(max
, info
->StencilBits
);
1743 * Return the data type (or more specifically, the data representation)
1744 * for the given format.
1745 * The return value will be one of:
1746 * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
1747 * GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
1748 * GL_UNSIGNED_INT = an ordinary unsigned integer
1749 * GL_INT = an ordinary signed integer
1750 * GL_FLOAT = an ordinary float
1753 _mesa_get_format_datatype(gl_format format
)
1755 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1756 return info
->DataType
;
1761 * Return the basic format for the given type. The result will be one of
1762 * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY,
1763 * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
1766 _mesa_get_format_base_format(gl_format format
)
1768 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1769 return info
->BaseFormat
;
1774 * Return the block size (in pixels) for the given format. Normally
1775 * the block size is 1x1. But compressed formats will have block sizes
1776 * of 4x4 or 8x4 pixels, etc.
1777 * \param bw returns block width in pixels
1778 * \param bh returns block height in pixels
1781 _mesa_get_format_block_size(gl_format format
, GLuint
*bw
, GLuint
*bh
)
1783 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1784 *bw
= info
->BlockWidth
;
1785 *bh
= info
->BlockHeight
;
1789 /** Is the given format a compressed format? */
1791 _mesa_is_format_compressed(gl_format format
)
1793 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1794 return info
->BlockWidth
> 1 || info
->BlockHeight
> 1;
1799 * Determine if the given format represents a packed depth/stencil buffer.
1802 _mesa_is_format_packed_depth_stencil(gl_format format
)
1804 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1806 return info
->BaseFormat
== GL_DEPTH_STENCIL
;
1811 * Is the given format a signed/unsigned integer color format?
1814 _mesa_is_format_integer_color(gl_format format
)
1816 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1817 return (info
->DataType
== GL_INT
|| info
->DataType
== GL_UNSIGNED_INT
) &&
1818 info
->BaseFormat
!= GL_DEPTH_COMPONENT
&&
1819 info
->BaseFormat
!= GL_DEPTH_STENCIL
&&
1820 info
->BaseFormat
!= GL_STENCIL_INDEX
;
1825 * Is the given format an unsigned integer format?
1828 _mesa_is_format_unsigned(gl_format format
)
1830 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1831 return _mesa_is_type_unsigned(info
->DataType
);
1836 * Return color encoding for given format.
1837 * \return GL_LINEAR or GL_SRGB
1840 _mesa_get_format_color_encoding(gl_format format
)
1842 /* XXX this info should be encoded in gl_format_info */
1844 case MESA_FORMAT_SRGB8
:
1845 case MESA_FORMAT_SRGBA8
:
1846 case MESA_FORMAT_SARGB8
:
1847 case MESA_FORMAT_SL8
:
1848 case MESA_FORMAT_SLA8
:
1849 case MESA_FORMAT_SRGB_DXT1
:
1850 case MESA_FORMAT_SRGBA_DXT1
:
1851 case MESA_FORMAT_SRGBA_DXT3
:
1852 case MESA_FORMAT_SRGBA_DXT5
:
1861 * For an sRGB format, return the corresponding linear color space format.
1862 * For non-sRGB formats, return the format as-is.
1865 _mesa_get_srgb_format_linear(gl_format format
)
1868 case MESA_FORMAT_SRGB8
:
1869 format
= MESA_FORMAT_RGB888
;
1871 case MESA_FORMAT_SRGBA8
:
1872 format
= MESA_FORMAT_RGBA8888
;
1874 case MESA_FORMAT_SARGB8
:
1875 format
= MESA_FORMAT_ARGB8888
;
1877 case MESA_FORMAT_SL8
:
1878 format
= MESA_FORMAT_L8
;
1880 case MESA_FORMAT_SLA8
:
1881 format
= MESA_FORMAT_AL88
;
1883 case MESA_FORMAT_SRGB_DXT1
:
1884 format
= MESA_FORMAT_RGB_DXT1
;
1886 case MESA_FORMAT_SRGBA_DXT1
:
1887 format
= MESA_FORMAT_RGBA_DXT1
;
1889 case MESA_FORMAT_SRGBA_DXT3
:
1890 format
= MESA_FORMAT_RGBA_DXT3
;
1892 case MESA_FORMAT_SRGBA_DXT5
:
1893 format
= MESA_FORMAT_RGBA_DXT5
;
1903 * If the given format is a compressed format, return a corresponding
1904 * uncompressed format.
1907 _mesa_get_uncompressed_format(gl_format format
)
1910 case MESA_FORMAT_RGB_FXT1
:
1911 return MESA_FORMAT_RGB888
;
1912 case MESA_FORMAT_RGBA_FXT1
:
1913 return MESA_FORMAT_RGBA8888
;
1914 case MESA_FORMAT_RGB_DXT1
:
1915 case MESA_FORMAT_SRGB_DXT1
:
1916 return MESA_FORMAT_RGB888
;
1917 case MESA_FORMAT_RGBA_DXT1
:
1918 case MESA_FORMAT_SRGBA_DXT1
:
1919 return MESA_FORMAT_RGBA8888
;
1920 case MESA_FORMAT_RGBA_DXT3
:
1921 case MESA_FORMAT_SRGBA_DXT3
:
1922 return MESA_FORMAT_RGBA8888
;
1923 case MESA_FORMAT_RGBA_DXT5
:
1924 case MESA_FORMAT_SRGBA_DXT5
:
1925 return MESA_FORMAT_RGBA8888
;
1926 case MESA_FORMAT_RED_RGTC1
:
1927 return MESA_FORMAT_R8
;
1928 case MESA_FORMAT_SIGNED_RED_RGTC1
:
1929 return MESA_FORMAT_SIGNED_R8
;
1930 case MESA_FORMAT_RG_RGTC2
:
1931 return MESA_FORMAT_GR88
;
1932 case MESA_FORMAT_SIGNED_RG_RGTC2
:
1933 return MESA_FORMAT_SIGNED_RG88_REV
;
1934 case MESA_FORMAT_L_LATC1
:
1935 return MESA_FORMAT_L8
;
1936 case MESA_FORMAT_SIGNED_L_LATC1
:
1937 return MESA_FORMAT_SIGNED_L8
;
1938 case MESA_FORMAT_LA_LATC2
:
1939 return MESA_FORMAT_AL88
;
1940 case MESA_FORMAT_SIGNED_LA_LATC2
:
1941 return MESA_FORMAT_SIGNED_AL88
;
1942 case MESA_FORMAT_ETC1_RGB8
:
1943 case MESA_FORMAT_ETC2_RGB8
:
1944 case MESA_FORMAT_ETC2_SRGB8
:
1945 return MESA_FORMAT_RGB888
;
1946 case MESA_FORMAT_ETC2_RGBA8_EAC
:
1947 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
1948 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
1949 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
1950 return MESA_FORMAT_RGBA8888
;
1951 case MESA_FORMAT_ETC2_R11_EAC
:
1952 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
1953 return MESA_FORMAT_R16
;
1954 case MESA_FORMAT_ETC2_RG11_EAC
:
1955 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
1956 return MESA_FORMAT_RG1616
;
1959 assert(!_mesa_is_format_compressed(format
));
1967 _mesa_format_num_components(gl_format format
)
1969 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1970 return ((info
->RedBits
> 0) +
1971 (info
->GreenBits
> 0) +
1972 (info
->BlueBits
> 0) +
1973 (info
->AlphaBits
> 0) +
1974 (info
->LuminanceBits
> 0) +
1975 (info
->IntensityBits
> 0) +
1976 (info
->DepthBits
> 0) +
1977 (info
->StencilBits
> 0));
1982 * Return number of bytes needed to store an image of the given size
1983 * in the given format.
1986 _mesa_format_image_size(gl_format format
, GLsizei width
,
1987 GLsizei height
, GLsizei depth
)
1989 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
1990 /* Strictly speaking, a conditional isn't needed here */
1991 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
1992 /* compressed format (2D only for now) */
1993 const GLuint bw
= info
->BlockWidth
, bh
= info
->BlockHeight
;
1994 const GLuint wblocks
= (width
+ bw
- 1) / bw
;
1995 const GLuint hblocks
= (height
+ bh
- 1) / bh
;
1996 const GLuint sz
= wblocks
* hblocks
* info
->BytesPerBlock
;
2000 /* non-compressed */
2001 const GLuint sz
= width
* height
* depth
* info
->BytesPerBlock
;
2008 * Same as _mesa_format_image_size() but returns a 64-bit value to
2009 * accomodate very large textures.
2012 _mesa_format_image_size64(gl_format format
, GLsizei width
,
2013 GLsizei height
, GLsizei depth
)
2015 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
2016 /* Strictly speaking, a conditional isn't needed here */
2017 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
2018 /* compressed format (2D only for now) */
2019 const uint64_t bw
= info
->BlockWidth
, bh
= info
->BlockHeight
;
2020 const uint64_t wblocks
= (width
+ bw
- 1) / bw
;
2021 const uint64_t hblocks
= (height
+ bh
- 1) / bh
;
2022 const uint64_t sz
= wblocks
* hblocks
* info
->BytesPerBlock
;
2026 /* non-compressed */
2027 const uint64_t sz
= ((uint64_t) width
*
2030 info
->BytesPerBlock
);
2038 _mesa_format_row_stride(gl_format format
, GLsizei width
)
2040 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
2041 /* Strictly speaking, a conditional isn't needed here */
2042 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
2043 /* compressed format */
2044 const GLuint bw
= info
->BlockWidth
;
2045 const GLuint wblocks
= (width
+ bw
- 1) / bw
;
2046 const GLint stride
= wblocks
* info
->BytesPerBlock
;
2050 const GLint stride
= width
* info
->BytesPerBlock
;
2057 * Debug/test: check that all formats are handled in the
2058 * _mesa_format_to_type_and_comps() function. When new pixel formats
2059 * are added to Mesa, that function needs to be updated.
2060 * This is a no-op after the first call.
2063 check_format_to_type_and_comps(void)
2067 for (f
= MESA_FORMAT_NONE
+ 1; f
< MESA_FORMAT_COUNT
; f
++) {
2068 GLenum datatype
= 0;
2070 /* This function will emit a problem/warning if the format is
2073 _mesa_format_to_type_and_comps(f
, &datatype
, &comps
);
2079 * Do sanity checking of the format info table.
2082 _mesa_test_formats(void)
2086 STATIC_ASSERT(Elements(format_info
) == MESA_FORMAT_COUNT
);
2088 for (i
= 0; i
< MESA_FORMAT_COUNT
; i
++) {
2089 const struct gl_format_info
*info
= _mesa_get_format_info(i
);
2092 assert(info
->Name
== i
);
2094 if (info
->Name
== MESA_FORMAT_NONE
)
2097 if (info
->BlockWidth
== 1 && info
->BlockHeight
== 1) {
2098 if (info
->RedBits
> 0) {
2099 GLuint t
= info
->RedBits
+ info
->GreenBits
2100 + info
->BlueBits
+ info
->AlphaBits
;
2101 assert(t
/ 8 <= info
->BytesPerBlock
);
2106 assert(info
->DataType
== GL_UNSIGNED_NORMALIZED
||
2107 info
->DataType
== GL_SIGNED_NORMALIZED
||
2108 info
->DataType
== GL_UNSIGNED_INT
||
2109 info
->DataType
== GL_INT
||
2110 info
->DataType
== GL_FLOAT
||
2111 /* Z32_FLOAT_X24S8 has DataType of GL_NONE */
2112 info
->DataType
== GL_NONE
);
2114 if (info
->BaseFormat
== GL_RGB
) {
2115 assert(info
->RedBits
> 0);
2116 assert(info
->GreenBits
> 0);
2117 assert(info
->BlueBits
> 0);
2118 assert(info
->AlphaBits
== 0);
2119 assert(info
->LuminanceBits
== 0);
2120 assert(info
->IntensityBits
== 0);
2122 else if (info
->BaseFormat
== GL_RGBA
) {
2123 assert(info
->RedBits
> 0);
2124 assert(info
->GreenBits
> 0);
2125 assert(info
->BlueBits
> 0);
2126 assert(info
->AlphaBits
> 0);
2127 assert(info
->LuminanceBits
== 0);
2128 assert(info
->IntensityBits
== 0);
2130 else if (info
->BaseFormat
== GL_RG
) {
2131 assert(info
->RedBits
> 0);
2132 assert(info
->GreenBits
> 0);
2133 assert(info
->BlueBits
== 0);
2134 assert(info
->AlphaBits
== 0);
2135 assert(info
->LuminanceBits
== 0);
2136 assert(info
->IntensityBits
== 0);
2138 else if (info
->BaseFormat
== GL_RED
) {
2139 assert(info
->RedBits
> 0);
2140 assert(info
->GreenBits
== 0);
2141 assert(info
->BlueBits
== 0);
2142 assert(info
->AlphaBits
== 0);
2143 assert(info
->LuminanceBits
== 0);
2144 assert(info
->IntensityBits
== 0);
2146 else if (info
->BaseFormat
== GL_LUMINANCE
) {
2147 assert(info
->RedBits
== 0);
2148 assert(info
->GreenBits
== 0);
2149 assert(info
->BlueBits
== 0);
2150 assert(info
->AlphaBits
== 0);
2151 assert(info
->LuminanceBits
> 0);
2152 assert(info
->IntensityBits
== 0);
2154 else if (info
->BaseFormat
== GL_INTENSITY
) {
2155 assert(info
->RedBits
== 0);
2156 assert(info
->GreenBits
== 0);
2157 assert(info
->BlueBits
== 0);
2158 assert(info
->AlphaBits
== 0);
2159 assert(info
->LuminanceBits
== 0);
2160 assert(info
->IntensityBits
> 0);
2164 check_format_to_type_and_comps();
2170 * Return datatype and number of components per texel for the given gl_format.
2171 * Only used for mipmap generation code.
2174 _mesa_format_to_type_and_comps(gl_format format
,
2175 GLenum
*datatype
, GLuint
*comps
)
2178 case MESA_FORMAT_RGBA8888
:
2179 case MESA_FORMAT_RGBA8888_REV
:
2180 case MESA_FORMAT_ARGB8888
:
2181 case MESA_FORMAT_ARGB8888_REV
:
2182 case MESA_FORMAT_RGBX8888
:
2183 case MESA_FORMAT_RGBX8888_REV
:
2184 case MESA_FORMAT_XRGB8888
:
2185 case MESA_FORMAT_XRGB8888_REV
:
2186 *datatype
= GL_UNSIGNED_BYTE
;
2189 case MESA_FORMAT_RGB888
:
2190 case MESA_FORMAT_BGR888
:
2191 *datatype
= GL_UNSIGNED_BYTE
;
2194 case MESA_FORMAT_RGB565
:
2195 case MESA_FORMAT_RGB565_REV
:
2196 *datatype
= GL_UNSIGNED_SHORT_5_6_5
;
2200 case MESA_FORMAT_ARGB4444
:
2201 case MESA_FORMAT_ARGB4444_REV
:
2202 *datatype
= GL_UNSIGNED_SHORT_4_4_4_4
;
2206 case MESA_FORMAT_ARGB1555
:
2207 case MESA_FORMAT_ARGB1555_REV
:
2208 *datatype
= GL_UNSIGNED_SHORT_1_5_5_5_REV
;
2212 case MESA_FORMAT_ARGB2101010
:
2213 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
2217 case MESA_FORMAT_RGBA5551
:
2218 *datatype
= GL_UNSIGNED_SHORT_5_5_5_1
;
2222 case MESA_FORMAT_AL44
:
2223 *datatype
= MESA_UNSIGNED_BYTE_4_4
;
2227 case MESA_FORMAT_AL88
:
2228 case MESA_FORMAT_AL88_REV
:
2229 case MESA_FORMAT_GR88
:
2230 case MESA_FORMAT_RG88
:
2231 *datatype
= GL_UNSIGNED_BYTE
;
2235 case MESA_FORMAT_AL1616
:
2236 case MESA_FORMAT_AL1616_REV
:
2237 case MESA_FORMAT_RG1616
:
2238 case MESA_FORMAT_RG1616_REV
:
2239 *datatype
= GL_UNSIGNED_SHORT
;
2243 case MESA_FORMAT_R16
:
2244 case MESA_FORMAT_A16
:
2245 case MESA_FORMAT_L16
:
2246 case MESA_FORMAT_I16
:
2247 *datatype
= GL_UNSIGNED_SHORT
;
2251 case MESA_FORMAT_RGB332
:
2252 *datatype
= GL_UNSIGNED_BYTE_3_3_2
;
2256 case MESA_FORMAT_A8
:
2257 case MESA_FORMAT_L8
:
2258 case MESA_FORMAT_I8
:
2259 case MESA_FORMAT_R8
:
2260 case MESA_FORMAT_S8
:
2261 *datatype
= GL_UNSIGNED_BYTE
;
2265 case MESA_FORMAT_YCBCR
:
2266 case MESA_FORMAT_YCBCR_REV
:
2267 *datatype
= GL_UNSIGNED_SHORT
;
2271 case MESA_FORMAT_Z24_S8
:
2272 *datatype
= GL_UNSIGNED_INT_24_8_MESA
;
2276 case MESA_FORMAT_S8_Z24
:
2277 *datatype
= GL_UNSIGNED_INT_8_24_REV_MESA
;
2281 case MESA_FORMAT_Z16
:
2282 *datatype
= GL_UNSIGNED_SHORT
;
2286 case MESA_FORMAT_X8_Z24
:
2287 *datatype
= GL_UNSIGNED_INT
;
2291 case MESA_FORMAT_Z24_X8
:
2292 *datatype
= GL_UNSIGNED_INT
;
2296 case MESA_FORMAT_Z32
:
2297 *datatype
= GL_UNSIGNED_INT
;
2301 case MESA_FORMAT_Z32_FLOAT
:
2302 *datatype
= GL_FLOAT
;
2306 case MESA_FORMAT_Z32_FLOAT_X24S8
:
2307 *datatype
= GL_FLOAT_32_UNSIGNED_INT_24_8_REV
;
2311 case MESA_FORMAT_DUDV8
:
2312 *datatype
= GL_BYTE
;
2316 case MESA_FORMAT_SIGNED_R8
:
2317 case MESA_FORMAT_SIGNED_A8
:
2318 case MESA_FORMAT_SIGNED_L8
:
2319 case MESA_FORMAT_SIGNED_I8
:
2320 *datatype
= GL_BYTE
;
2323 case MESA_FORMAT_SIGNED_RG88_REV
:
2324 case MESA_FORMAT_SIGNED_AL88
:
2325 *datatype
= GL_BYTE
;
2328 case MESA_FORMAT_SIGNED_RGBA8888
:
2329 case MESA_FORMAT_SIGNED_RGBA8888_REV
:
2330 case MESA_FORMAT_SIGNED_RGBX8888
:
2331 *datatype
= GL_BYTE
;
2335 case MESA_FORMAT_RGBA_16
:
2336 *datatype
= GL_UNSIGNED_SHORT
;
2340 case MESA_FORMAT_SIGNED_R16
:
2341 case MESA_FORMAT_SIGNED_A16
:
2342 case MESA_FORMAT_SIGNED_L16
:
2343 case MESA_FORMAT_SIGNED_I16
:
2344 *datatype
= GL_SHORT
;
2347 case MESA_FORMAT_SIGNED_GR1616
:
2348 case MESA_FORMAT_SIGNED_AL1616
:
2349 *datatype
= GL_SHORT
;
2352 case MESA_FORMAT_SIGNED_RGB_16
:
2353 *datatype
= GL_SHORT
;
2356 case MESA_FORMAT_SIGNED_RGBA_16
:
2357 *datatype
= GL_SHORT
;
2361 case MESA_FORMAT_SRGB8
:
2362 *datatype
= GL_UNSIGNED_BYTE
;
2365 case MESA_FORMAT_SRGBA8
:
2366 case MESA_FORMAT_SARGB8
:
2367 *datatype
= GL_UNSIGNED_BYTE
;
2370 case MESA_FORMAT_SL8
:
2371 *datatype
= GL_UNSIGNED_BYTE
;
2374 case MESA_FORMAT_SLA8
:
2375 *datatype
= GL_UNSIGNED_BYTE
;
2379 case MESA_FORMAT_RGB_FXT1
:
2380 case MESA_FORMAT_RGBA_FXT1
:
2381 case MESA_FORMAT_RGB_DXT1
:
2382 case MESA_FORMAT_RGBA_DXT1
:
2383 case MESA_FORMAT_RGBA_DXT3
:
2384 case MESA_FORMAT_RGBA_DXT5
:
2385 case MESA_FORMAT_SRGB_DXT1
:
2386 case MESA_FORMAT_SRGBA_DXT1
:
2387 case MESA_FORMAT_SRGBA_DXT3
:
2388 case MESA_FORMAT_SRGBA_DXT5
:
2389 case MESA_FORMAT_RED_RGTC1
:
2390 case MESA_FORMAT_SIGNED_RED_RGTC1
:
2391 case MESA_FORMAT_RG_RGTC2
:
2392 case MESA_FORMAT_SIGNED_RG_RGTC2
:
2393 case MESA_FORMAT_L_LATC1
:
2394 case MESA_FORMAT_SIGNED_L_LATC1
:
2395 case MESA_FORMAT_LA_LATC2
:
2396 case MESA_FORMAT_SIGNED_LA_LATC2
:
2397 case MESA_FORMAT_ETC1_RGB8
:
2398 case MESA_FORMAT_ETC2_RGB8
:
2399 case MESA_FORMAT_ETC2_SRGB8
:
2400 case MESA_FORMAT_ETC2_RGBA8_EAC
:
2401 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
2402 case MESA_FORMAT_ETC2_R11_EAC
:
2403 case MESA_FORMAT_ETC2_RG11_EAC
:
2404 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
2405 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
2406 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
2407 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
2408 /* XXX generate error instead? */
2409 *datatype
= GL_UNSIGNED_BYTE
;
2413 case MESA_FORMAT_RGBA_FLOAT32
:
2414 *datatype
= GL_FLOAT
;
2417 case MESA_FORMAT_RGBA_FLOAT16
:
2418 *datatype
= GL_HALF_FLOAT_ARB
;
2421 case MESA_FORMAT_RGB_FLOAT32
:
2422 *datatype
= GL_FLOAT
;
2425 case MESA_FORMAT_RGB_FLOAT16
:
2426 *datatype
= GL_HALF_FLOAT_ARB
;
2429 case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32
:
2430 case MESA_FORMAT_RG_FLOAT32
:
2431 *datatype
= GL_FLOAT
;
2434 case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16
:
2435 case MESA_FORMAT_RG_FLOAT16
:
2436 *datatype
= GL_HALF_FLOAT_ARB
;
2439 case MESA_FORMAT_ALPHA_FLOAT32
:
2440 case MESA_FORMAT_LUMINANCE_FLOAT32
:
2441 case MESA_FORMAT_INTENSITY_FLOAT32
:
2442 case MESA_FORMAT_R_FLOAT32
:
2443 *datatype
= GL_FLOAT
;
2446 case MESA_FORMAT_ALPHA_FLOAT16
:
2447 case MESA_FORMAT_LUMINANCE_FLOAT16
:
2448 case MESA_FORMAT_INTENSITY_FLOAT16
:
2449 case MESA_FORMAT_R_FLOAT16
:
2450 *datatype
= GL_HALF_FLOAT_ARB
;
2454 case MESA_FORMAT_ALPHA_UINT8
:
2455 case MESA_FORMAT_LUMINANCE_UINT8
:
2456 case MESA_FORMAT_INTENSITY_UINT8
:
2457 *datatype
= GL_UNSIGNED_BYTE
;
2460 case MESA_FORMAT_LUMINANCE_ALPHA_UINT8
:
2461 *datatype
= GL_UNSIGNED_BYTE
;
2465 case MESA_FORMAT_ALPHA_UINT16
:
2466 case MESA_FORMAT_LUMINANCE_UINT16
:
2467 case MESA_FORMAT_INTENSITY_UINT16
:
2468 *datatype
= GL_UNSIGNED_SHORT
;
2471 case MESA_FORMAT_LUMINANCE_ALPHA_UINT16
:
2472 *datatype
= GL_UNSIGNED_SHORT
;
2475 case MESA_FORMAT_ALPHA_UINT32
:
2476 case MESA_FORMAT_LUMINANCE_UINT32
:
2477 case MESA_FORMAT_INTENSITY_UINT32
:
2478 *datatype
= GL_UNSIGNED_INT
;
2481 case MESA_FORMAT_LUMINANCE_ALPHA_UINT32
:
2482 *datatype
= GL_UNSIGNED_INT
;
2485 case MESA_FORMAT_ALPHA_INT8
:
2486 case MESA_FORMAT_LUMINANCE_INT8
:
2487 case MESA_FORMAT_INTENSITY_INT8
:
2488 *datatype
= GL_BYTE
;
2491 case MESA_FORMAT_LUMINANCE_ALPHA_INT8
:
2492 *datatype
= GL_BYTE
;
2496 case MESA_FORMAT_ALPHA_INT16
:
2497 case MESA_FORMAT_LUMINANCE_INT16
:
2498 case MESA_FORMAT_INTENSITY_INT16
:
2499 *datatype
= GL_SHORT
;
2502 case MESA_FORMAT_LUMINANCE_ALPHA_INT16
:
2503 *datatype
= GL_SHORT
;
2507 case MESA_FORMAT_ALPHA_INT32
:
2508 case MESA_FORMAT_LUMINANCE_INT32
:
2509 case MESA_FORMAT_INTENSITY_INT32
:
2513 case MESA_FORMAT_LUMINANCE_ALPHA_INT32
:
2518 case MESA_FORMAT_R_INT8
:
2519 *datatype
= GL_BYTE
;
2522 case MESA_FORMAT_RG_INT8
:
2523 *datatype
= GL_BYTE
;
2526 case MESA_FORMAT_RGB_INT8
:
2527 *datatype
= GL_BYTE
;
2530 case MESA_FORMAT_RGBA_INT8
:
2531 *datatype
= GL_BYTE
;
2534 case MESA_FORMAT_R_INT16
:
2535 *datatype
= GL_SHORT
;
2538 case MESA_FORMAT_RG_INT16
:
2539 *datatype
= GL_SHORT
;
2542 case MESA_FORMAT_RGB_INT16
:
2543 *datatype
= GL_SHORT
;
2546 case MESA_FORMAT_RGBA_INT16
:
2547 *datatype
= GL_SHORT
;
2550 case MESA_FORMAT_R_INT32
:
2554 case MESA_FORMAT_RG_INT32
:
2558 case MESA_FORMAT_RGB_INT32
:
2562 case MESA_FORMAT_RGBA_INT32
:
2568 * \name Non-normalized unsigned integer formats.
2570 case MESA_FORMAT_R_UINT8
:
2571 *datatype
= GL_UNSIGNED_BYTE
;
2574 case MESA_FORMAT_RG_UINT8
:
2575 *datatype
= GL_UNSIGNED_BYTE
;
2578 case MESA_FORMAT_RGB_UINT8
:
2579 *datatype
= GL_UNSIGNED_BYTE
;
2582 case MESA_FORMAT_RGBA_UINT8
:
2583 *datatype
= GL_UNSIGNED_BYTE
;
2586 case MESA_FORMAT_R_UINT16
:
2587 *datatype
= GL_UNSIGNED_SHORT
;
2590 case MESA_FORMAT_RG_UINT16
:
2591 *datatype
= GL_UNSIGNED_SHORT
;
2594 case MESA_FORMAT_RGB_UINT16
:
2595 *datatype
= GL_UNSIGNED_SHORT
;
2598 case MESA_FORMAT_RGBA_UINT16
:
2599 *datatype
= GL_UNSIGNED_SHORT
;
2602 case MESA_FORMAT_R_UINT32
:
2603 *datatype
= GL_UNSIGNED_INT
;
2606 case MESA_FORMAT_RG_UINT32
:
2607 *datatype
= GL_UNSIGNED_INT
;
2610 case MESA_FORMAT_RGB_UINT32
:
2611 *datatype
= GL_UNSIGNED_INT
;
2614 case MESA_FORMAT_RGBA_UINT32
:
2615 *datatype
= GL_UNSIGNED_INT
;
2619 case MESA_FORMAT_RGB9_E5_FLOAT
:
2620 *datatype
= GL_UNSIGNED_INT_5_9_9_9_REV
;
2624 case MESA_FORMAT_R11_G11_B10_FLOAT
:
2625 *datatype
= GL_UNSIGNED_INT_10F_11F_11F_REV
;
2629 case MESA_FORMAT_ARGB2101010_UINT
:
2630 case MESA_FORMAT_ABGR2101010_UINT
:
2631 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
2635 case MESA_FORMAT_COUNT
:
2639 case MESA_FORMAT_NONE
:
2640 /* For debug builds, warn if any formats are not handled */
2644 _mesa_problem(NULL
, "bad format %s in _mesa_format_to_type_and_comps",
2645 _mesa_get_format_name(format
));
2652 * Check if a gl_format exactly matches a GL formaat/type combination
2653 * such that we can use memcpy() from one to the other.
2654 * \param gl_format a MESA_FORMAT_x value
2655 * \param format the user-specified image format
2656 * \param type the user-specified image datatype
2657 * \param swapBytes typically the current pixel pack/unpack byteswap state
2658 * \return GL_TRUE if the formats match, GL_FALSE otherwise.
2661 _mesa_format_matches_format_and_type(gl_format gl_format
,
2662 GLenum format
, GLenum type
,
2663 GLboolean swapBytes
)
2665 const GLboolean littleEndian
= _mesa_little_endian();
2667 /* Note: When reading a GL format/type combination, the format lists channel
2668 * assignments from most significant channel in the type to least
2669 * significant. A type with _REV indicates that the assignments are
2670 * swapped, so they are listed from least significant to most significant.
2672 * For sanity, please keep this switch statement ordered the same as the
2673 * enums in formats.h.
2676 switch (gl_format
) {
2678 case MESA_FORMAT_NONE
:
2679 case MESA_FORMAT_COUNT
:
2682 case MESA_FORMAT_RGBA8888
:
2683 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& !swapBytes
)
2686 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&& swapBytes
)
2689 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
2692 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
2696 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8
2700 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
2705 case MESA_FORMAT_RGBA8888_REV
:
2706 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
2710 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& swapBytes
)
2713 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
2716 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8
&&
2720 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
2724 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
2729 case MESA_FORMAT_ARGB8888
:
2730 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
2734 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& swapBytes
)
2737 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
2742 case MESA_FORMAT_ARGB8888_REV
:
2743 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& !swapBytes
)
2746 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
2750 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
2755 case MESA_FORMAT_RGBX8888
:
2756 case MESA_FORMAT_RGBX8888_REV
:
2759 case MESA_FORMAT_XRGB8888
:
2760 case MESA_FORMAT_XRGB8888_REV
:
2763 case MESA_FORMAT_RGB888
:
2764 return format
== GL_BGR
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
2766 case MESA_FORMAT_BGR888
:
2767 return format
== GL_RGB
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
2769 case MESA_FORMAT_RGB565
:
2770 return format
== GL_RGB
&& type
== GL_UNSIGNED_SHORT_5_6_5
&& !swapBytes
;
2772 case MESA_FORMAT_RGB565_REV
:
2773 /* Some of the 16-bit MESA_FORMATs that would seem to correspond to
2774 * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed,
2775 * according to formats.h, so they can't be matched.
2779 case MESA_FORMAT_ARGB4444
:
2780 return format
== GL_BGRA
&& type
== GL_UNSIGNED_SHORT_4_4_4_4_REV
&&
2783 case MESA_FORMAT_ARGB4444_REV
:
2786 case MESA_FORMAT_RGBA5551
:
2787 return format
== GL_RGBA
&& type
== GL_UNSIGNED_SHORT_5_5_5_1
&&
2790 case MESA_FORMAT_ARGB1555
:
2791 return format
== GL_BGRA
&& type
== GL_UNSIGNED_SHORT_1_5_5_5_REV
&&
2794 case MESA_FORMAT_ARGB1555_REV
:
2797 case MESA_FORMAT_AL44
:
2799 case MESA_FORMAT_AL88
:
2800 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
2801 case MESA_FORMAT_AL88_REV
:
2804 case MESA_FORMAT_AL1616
:
2805 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_UNSIGNED_SHORT
&& littleEndian
&& !swapBytes
;
2806 case MESA_FORMAT_AL1616_REV
:
2809 case MESA_FORMAT_RGB332
:
2810 return format
== GL_RGB
&& type
== GL_UNSIGNED_BYTE_3_3_2
;
2812 case MESA_FORMAT_A8
:
2813 return format
== GL_ALPHA
&& type
== GL_UNSIGNED_BYTE
;
2814 case MESA_FORMAT_A16
:
2815 return format
== GL_ALPHA
&& type
== GL_UNSIGNED_SHORT
&&
2816 littleEndian
&& !swapBytes
;
2817 case MESA_FORMAT_L8
:
2818 return format
== GL_LUMINANCE
&& type
== GL_UNSIGNED_BYTE
;
2819 case MESA_FORMAT_L16
:
2820 return format
== GL_LUMINANCE
&& type
== GL_UNSIGNED_SHORT
&&
2821 littleEndian
&& !swapBytes
;
2822 case MESA_FORMAT_I8
:
2823 return format
== GL_INTENSITY
&& type
== GL_UNSIGNED_BYTE
;
2824 case MESA_FORMAT_I16
:
2825 return format
== GL_INTENSITY
&& type
== GL_UNSIGNED_SHORT
&&
2826 littleEndian
&& !swapBytes
;
2828 case MESA_FORMAT_YCBCR
:
2829 case MESA_FORMAT_YCBCR_REV
:
2832 case MESA_FORMAT_R8
:
2833 return format
== GL_RED
&& type
== GL_UNSIGNED_BYTE
;
2834 case MESA_FORMAT_GR88
:
2835 return format
== GL_RG
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
2836 case MESA_FORMAT_RG88
:
2839 case MESA_FORMAT_R16
:
2840 return format
== GL_RED
&& type
== GL_UNSIGNED_SHORT
&& littleEndian
&&
2842 case MESA_FORMAT_RG1616
:
2843 return format
== GL_RG
&& type
== GL_UNSIGNED_SHORT
&& littleEndian
&&
2845 case MESA_FORMAT_RG1616_REV
:
2848 case MESA_FORMAT_ARGB2101010
:
2849 return format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
2852 case MESA_FORMAT_Z24_S8
:
2853 return format
== GL_DEPTH_STENCIL
&& type
== GL_UNSIGNED_INT_24_8
&&
2855 case MESA_FORMAT_Z24_X8
:
2856 case MESA_FORMAT_S8_Z24
:
2859 case MESA_FORMAT_Z16
:
2860 return format
== GL_DEPTH_COMPONENT
&& type
== GL_UNSIGNED_SHORT
&&
2863 case MESA_FORMAT_X8_Z24
:
2866 case MESA_FORMAT_Z32
:
2867 return format
== GL_DEPTH_COMPONENT
&& type
== GL_UNSIGNED_INT
&&
2870 case MESA_FORMAT_S8
:
2871 return format
== GL_STENCIL_INDEX
&& type
== GL_UNSIGNED_BYTE
;
2873 case MESA_FORMAT_SRGB8
:
2874 case MESA_FORMAT_SRGBA8
:
2875 case MESA_FORMAT_SARGB8
:
2876 case MESA_FORMAT_SL8
:
2877 case MESA_FORMAT_SLA8
:
2878 case MESA_FORMAT_SRGB_DXT1
:
2879 case MESA_FORMAT_SRGBA_DXT1
:
2880 case MESA_FORMAT_SRGBA_DXT3
:
2881 case MESA_FORMAT_SRGBA_DXT5
:
2884 case MESA_FORMAT_RGB_FXT1
:
2885 case MESA_FORMAT_RGBA_FXT1
:
2886 case MESA_FORMAT_RGB_DXT1
:
2887 case MESA_FORMAT_RGBA_DXT1
:
2888 case MESA_FORMAT_RGBA_DXT3
:
2889 case MESA_FORMAT_RGBA_DXT5
:
2892 case MESA_FORMAT_RGBA_FLOAT32
:
2893 return format
== GL_RGBA
&& type
== GL_FLOAT
&& !swapBytes
;
2894 case MESA_FORMAT_RGBA_FLOAT16
:
2895 return format
== GL_RGBA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2897 case MESA_FORMAT_RGB_FLOAT32
:
2898 return format
== GL_RGB
&& type
== GL_FLOAT
&& !swapBytes
;
2899 case MESA_FORMAT_RGB_FLOAT16
:
2900 return format
== GL_RGB
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2902 case MESA_FORMAT_ALPHA_FLOAT32
:
2903 return format
== GL_ALPHA
&& type
== GL_FLOAT
&& !swapBytes
;
2904 case MESA_FORMAT_ALPHA_FLOAT16
:
2905 return format
== GL_ALPHA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2907 case MESA_FORMAT_LUMINANCE_FLOAT32
:
2908 return format
== GL_LUMINANCE
&& type
== GL_FLOAT
&& !swapBytes
;
2909 case MESA_FORMAT_LUMINANCE_FLOAT16
:
2910 return format
== GL_LUMINANCE
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2912 case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32
:
2913 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_FLOAT
&& !swapBytes
;
2914 case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16
:
2915 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2917 case MESA_FORMAT_INTENSITY_FLOAT32
:
2918 return format
== GL_INTENSITY
&& type
== GL_FLOAT
&& !swapBytes
;
2919 case MESA_FORMAT_INTENSITY_FLOAT16
:
2920 return format
== GL_INTENSITY
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2922 case MESA_FORMAT_R_FLOAT32
:
2923 return format
== GL_RED
&& type
== GL_FLOAT
&& !swapBytes
;
2924 case MESA_FORMAT_R_FLOAT16
:
2925 return format
== GL_RED
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2927 case MESA_FORMAT_RG_FLOAT32
:
2928 return format
== GL_RG
&& type
== GL_FLOAT
&& !swapBytes
;
2929 case MESA_FORMAT_RG_FLOAT16
:
2930 return format
== GL_RG
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
2932 /* FINISHME: What do we want to do for GL_EXT_texture_integer? */
2933 case MESA_FORMAT_ALPHA_UINT8
:
2934 case MESA_FORMAT_ALPHA_UINT16
:
2935 case MESA_FORMAT_ALPHA_UINT32
:
2936 case MESA_FORMAT_ALPHA_INT8
:
2937 case MESA_FORMAT_ALPHA_INT16
:
2938 case MESA_FORMAT_ALPHA_INT32
:
2941 case MESA_FORMAT_INTENSITY_UINT8
:
2942 case MESA_FORMAT_INTENSITY_UINT16
:
2943 case MESA_FORMAT_INTENSITY_UINT32
:
2944 case MESA_FORMAT_INTENSITY_INT8
:
2945 case MESA_FORMAT_INTENSITY_INT16
:
2946 case MESA_FORMAT_INTENSITY_INT32
:
2949 case MESA_FORMAT_LUMINANCE_UINT8
:
2950 case MESA_FORMAT_LUMINANCE_UINT16
:
2951 case MESA_FORMAT_LUMINANCE_UINT32
:
2952 case MESA_FORMAT_LUMINANCE_INT8
:
2953 case MESA_FORMAT_LUMINANCE_INT16
:
2954 case MESA_FORMAT_LUMINANCE_INT32
:
2957 case MESA_FORMAT_LUMINANCE_ALPHA_UINT8
:
2958 case MESA_FORMAT_LUMINANCE_ALPHA_UINT16
:
2959 case MESA_FORMAT_LUMINANCE_ALPHA_UINT32
:
2960 case MESA_FORMAT_LUMINANCE_ALPHA_INT8
:
2961 case MESA_FORMAT_LUMINANCE_ALPHA_INT16
:
2962 case MESA_FORMAT_LUMINANCE_ALPHA_INT32
:
2965 case MESA_FORMAT_R_INT8
:
2966 case MESA_FORMAT_RG_INT8
:
2967 case MESA_FORMAT_RGB_INT8
:
2968 case MESA_FORMAT_RGBA_INT8
:
2969 case MESA_FORMAT_R_INT16
:
2970 case MESA_FORMAT_RG_INT16
:
2971 case MESA_FORMAT_RGB_INT16
:
2972 case MESA_FORMAT_RGBA_INT16
:
2973 case MESA_FORMAT_R_INT32
:
2974 case MESA_FORMAT_RG_INT32
:
2975 case MESA_FORMAT_RGB_INT32
:
2976 case MESA_FORMAT_RGBA_INT32
:
2979 case MESA_FORMAT_R_UINT8
:
2980 case MESA_FORMAT_RG_UINT8
:
2981 case MESA_FORMAT_RGB_UINT8
:
2982 case MESA_FORMAT_RGBA_UINT8
:
2983 case MESA_FORMAT_R_UINT16
:
2984 case MESA_FORMAT_RG_UINT16
:
2985 case MESA_FORMAT_RGB_UINT16
:
2986 case MESA_FORMAT_RGBA_UINT16
:
2987 case MESA_FORMAT_R_UINT32
:
2988 case MESA_FORMAT_RG_UINT32
:
2989 case MESA_FORMAT_RGB_UINT32
:
2990 case MESA_FORMAT_RGBA_UINT32
:
2993 case MESA_FORMAT_DUDV8
:
2994 case MESA_FORMAT_SIGNED_R8
:
2995 case MESA_FORMAT_SIGNED_RG88_REV
:
2996 case MESA_FORMAT_SIGNED_RGBX8888
:
2999 case MESA_FORMAT_SIGNED_RGBA8888
:
3000 if (format
== GL_RGBA
&& type
== GL_BYTE
&& !littleEndian
)
3003 if (format
== GL_ABGR_EXT
&& type
== GL_BYTE
&& littleEndian
)
3008 case MESA_FORMAT_SIGNED_RGBA8888_REV
:
3009 if (format
== GL_RGBA
&& type
== GL_BYTE
&& littleEndian
)
3012 if (format
== GL_ABGR_EXT
&& type
== GL_BYTE
&& !littleEndian
)
3017 case MESA_FORMAT_SIGNED_R16
:
3018 case MESA_FORMAT_SIGNED_GR1616
:
3019 case MESA_FORMAT_SIGNED_RGB_16
:
3020 case MESA_FORMAT_SIGNED_RGBA_16
:
3021 case MESA_FORMAT_RGBA_16
:
3022 /* FINISHME: SNORM */
3025 case MESA_FORMAT_RED_RGTC1
:
3026 case MESA_FORMAT_SIGNED_RED_RGTC1
:
3027 case MESA_FORMAT_RG_RGTC2
:
3028 case MESA_FORMAT_SIGNED_RG_RGTC2
:
3031 case MESA_FORMAT_L_LATC1
:
3032 case MESA_FORMAT_SIGNED_L_LATC1
:
3033 case MESA_FORMAT_LA_LATC2
:
3034 case MESA_FORMAT_SIGNED_LA_LATC2
:
3037 case MESA_FORMAT_ETC1_RGB8
:
3038 case MESA_FORMAT_ETC2_RGB8
:
3039 case MESA_FORMAT_ETC2_SRGB8
:
3040 case MESA_FORMAT_ETC2_RGBA8_EAC
:
3041 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
3042 case MESA_FORMAT_ETC2_R11_EAC
:
3043 case MESA_FORMAT_ETC2_RG11_EAC
:
3044 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
3045 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
3046 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
3047 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
3050 case MESA_FORMAT_SIGNED_A8
:
3051 case MESA_FORMAT_SIGNED_L8
:
3052 case MESA_FORMAT_SIGNED_AL88
:
3053 case MESA_FORMAT_SIGNED_I8
:
3054 case MESA_FORMAT_SIGNED_A16
:
3055 case MESA_FORMAT_SIGNED_L16
:
3056 case MESA_FORMAT_SIGNED_AL1616
:
3057 case MESA_FORMAT_SIGNED_I16
:
3058 /* FINISHME: SNORM */
3061 case MESA_FORMAT_ARGB2101010_UINT
:
3062 return (format
== GL_BGRA_INTEGER_EXT
&&
3063 type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
3066 case MESA_FORMAT_ABGR2101010_UINT
:
3067 return (format
== GL_RGBA_INTEGER_EXT
&&
3068 type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
3071 case MESA_FORMAT_RGB9_E5_FLOAT
:
3072 return format
== GL_RGB
&& type
== GL_UNSIGNED_INT_5_9_9_9_REV
&&
3075 case MESA_FORMAT_R11_G11_B10_FLOAT
:
3076 return format
== GL_RGB
&& type
== GL_UNSIGNED_INT_10F_11F_11F_REV
&&
3079 case MESA_FORMAT_Z32_FLOAT
:
3080 return format
== GL_DEPTH_COMPONENT
&& type
== GL_FLOAT
&& !swapBytes
;
3082 case MESA_FORMAT_Z32_FLOAT_X24S8
: