2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (c) 2008-2009 VMware, Inc.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
30 #include "glformats.h"
34 * Information about texture formats.
40 /** text name for debugging */
43 enum mesa_format_layout Layout
;
46 * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA,
47 * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA,
48 * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
53 * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED,
54 * GL_UNSIGNED_INT, GL_INT, GL_FLOAT.
62 GLubyte LuminanceBits
;
63 GLubyte IntensityBits
;
68 * To describe compressed formats. If not compressed, Width=Height=1.
70 GLubyte BlockWidth
, BlockHeight
;
71 GLubyte BytesPerBlock
;
76 #include "format_info.c"
78 static const struct gl_format_info
*
79 _mesa_get_format_info(mesa_format format
)
81 const struct gl_format_info
*info
= &format_info
[format
];
82 assert(info
->Name
== format
);
87 /** Return string name of format (for debugging) */
89 _mesa_get_format_name(mesa_format format
)
91 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
98 * Return bytes needed to store a block of pixels in the given format.
99 * Normally, a block is 1x1 (a single pixel). But for compressed formats
100 * a block may be 4x4 or 8x4, etc.
102 * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351
105 _mesa_get_format_bytes(mesa_format format
)
107 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
108 ASSERT(info
->BytesPerBlock
);
109 ASSERT(info
->BytesPerBlock
<= MAX_PIXEL_BYTES
||
110 _mesa_is_format_compressed(format
));
111 return info
->BytesPerBlock
;
116 * Return bits per component for the given format.
117 * \param format one of MESA_FORMAT_x
118 * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
121 _mesa_get_format_bits(mesa_format format
, GLenum pname
)
123 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
127 case GL_TEXTURE_RED_SIZE
:
128 case GL_RENDERBUFFER_RED_SIZE_EXT
:
129 case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE
:
130 return info
->RedBits
;
132 case GL_TEXTURE_GREEN_SIZE
:
133 case GL_RENDERBUFFER_GREEN_SIZE_EXT
:
134 case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE
:
135 return info
->GreenBits
;
137 case GL_TEXTURE_BLUE_SIZE
:
138 case GL_RENDERBUFFER_BLUE_SIZE_EXT
:
139 case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE
:
140 return info
->BlueBits
;
142 case GL_TEXTURE_ALPHA_SIZE
:
143 case GL_RENDERBUFFER_ALPHA_SIZE_EXT
:
144 case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE
:
145 return info
->AlphaBits
;
146 case GL_TEXTURE_INTENSITY_SIZE
:
147 return info
->IntensityBits
;
148 case GL_TEXTURE_LUMINANCE_SIZE
:
149 return info
->LuminanceBits
;
153 case GL_TEXTURE_DEPTH_SIZE_ARB
:
154 case GL_RENDERBUFFER_DEPTH_SIZE_EXT
:
155 case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE
:
156 return info
->DepthBits
;
157 case GL_STENCIL_BITS
:
158 case GL_TEXTURE_STENCIL_SIZE_EXT
:
159 case GL_RENDERBUFFER_STENCIL_SIZE_EXT
:
160 case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE
:
161 return info
->StencilBits
;
163 _mesa_problem(NULL
, "bad pname in _mesa_get_format_bits()");
170 _mesa_get_format_max_bits(mesa_format format
)
172 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
173 GLuint max
= MAX2(info
->RedBits
, info
->GreenBits
);
174 max
= MAX2(max
, info
->BlueBits
);
175 max
= MAX2(max
, info
->AlphaBits
);
176 max
= MAX2(max
, info
->LuminanceBits
);
177 max
= MAX2(max
, info
->IntensityBits
);
178 max
= MAX2(max
, info
->DepthBits
);
179 max
= MAX2(max
, info
->StencilBits
);
185 * Return the layout type of the given format.
186 * The return value will be one of:
187 * MESA_FORMAT_LAYOUT_ARRAY
188 * MESA_FORMAT_LAYOUT_PACKED
189 * MESA_FORMAT_LAYOUT_OTHER
191 extern enum mesa_format_layout
192 _mesa_get_format_layout(mesa_format format
)
194 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
200 * Return the data type (or more specifically, the data representation)
201 * for the given format.
202 * The return value will be one of:
203 * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
204 * GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
205 * GL_UNSIGNED_INT = an ordinary unsigned integer
206 * GL_INT = an ordinary signed integer
207 * GL_FLOAT = an ordinary float
210 _mesa_get_format_datatype(mesa_format format
)
212 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
213 return info
->DataType
;
218 * Return the basic format for the given type. The result will be one of
219 * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY,
220 * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
223 _mesa_get_format_base_format(mesa_format format
)
225 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
226 return info
->BaseFormat
;
231 * Return the block size (in pixels) for the given format. Normally
232 * the block size is 1x1. But compressed formats will have block sizes
233 * of 4x4 or 8x4 pixels, etc.
234 * \param bw returns block width in pixels
235 * \param bh returns block height in pixels
238 _mesa_get_format_block_size(mesa_format format
, GLuint
*bw
, GLuint
*bh
)
240 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
241 *bw
= info
->BlockWidth
;
242 *bh
= info
->BlockHeight
;
247 * Returns the an array of four numbers representing the transformation
248 * from the RGBA or SZ colorspace to the given format. For array formats,
249 * the i'th RGBA component is given by:
251 * if (swizzle[i] <= MESA_FORMAT_SWIZZLE_W)
252 * comp = data[swizzle[i]];
253 * else if (swizzle[i] == MESA_FORMAT_SWIZZLE_ZERO)
255 * else if (swizzle[i] == MESA_FORMAT_SWIZZLE_ONE)
257 * else if (swizzle[i] == MESA_FORMAT_SWIZZLE_NONE)
258 * // data does not contain a channel of this format
260 * For packed formats, the swizzle gives the number of components left of
261 * the least significant bit.
263 * Compressed formats have no swizzle.
266 _mesa_get_format_swizzle(mesa_format format
, uint8_t swizzle_out
[4])
268 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
269 memcpy(swizzle_out
, info
->Swizzle
, sizeof(info
->Swizzle
));
273 /** Is the given format a compressed format? */
275 _mesa_is_format_compressed(mesa_format format
)
277 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
278 return info
->BlockWidth
> 1 || info
->BlockHeight
> 1;
283 * Determine if the given format represents a packed depth/stencil buffer.
286 _mesa_is_format_packed_depth_stencil(mesa_format format
)
288 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
290 return info
->BaseFormat
== GL_DEPTH_STENCIL
;
295 * Is the given format a signed/unsigned integer color format?
298 _mesa_is_format_integer_color(mesa_format format
)
300 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
301 return (info
->DataType
== GL_INT
|| info
->DataType
== GL_UNSIGNED_INT
) &&
302 info
->BaseFormat
!= GL_DEPTH_COMPONENT
&&
303 info
->BaseFormat
!= GL_DEPTH_STENCIL
&&
304 info
->BaseFormat
!= GL_STENCIL_INDEX
;
309 * Is the given format an unsigned integer format?
312 _mesa_is_format_unsigned(mesa_format format
)
314 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
315 return _mesa_is_type_unsigned(info
->DataType
);
320 * Does the given format store signed values?
323 _mesa_is_format_signed(mesa_format format
)
325 if (format
== MESA_FORMAT_R11G11B10_FLOAT
||
326 format
== MESA_FORMAT_R9G9B9E5_FLOAT
) {
327 /* these packed float formats only store unsigned values */
331 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
332 return (info
->DataType
== GL_SIGNED_NORMALIZED
||
333 info
->DataType
== GL_INT
||
334 info
->DataType
== GL_FLOAT
);
339 * Is the given format an integer format?
342 _mesa_is_format_integer(mesa_format format
)
344 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
345 return (info
->DataType
== GL_INT
|| info
->DataType
== GL_UNSIGNED_INT
);
349 * Return color encoding for given format.
350 * \return GL_LINEAR or GL_SRGB
353 _mesa_get_format_color_encoding(mesa_format format
)
355 /* XXX this info should be encoded in gl_format_info */
357 case MESA_FORMAT_BGR_SRGB8
:
358 case MESA_FORMAT_A8B8G8R8_SRGB
:
359 case MESA_FORMAT_B8G8R8A8_SRGB
:
360 case MESA_FORMAT_A8R8G8B8_SRGB
:
361 case MESA_FORMAT_R8G8B8A8_SRGB
:
362 case MESA_FORMAT_L_SRGB8
:
363 case MESA_FORMAT_L8A8_SRGB
:
364 case MESA_FORMAT_A8L8_SRGB
:
365 case MESA_FORMAT_SRGB_DXT1
:
366 case MESA_FORMAT_SRGBA_DXT1
:
367 case MESA_FORMAT_SRGBA_DXT3
:
368 case MESA_FORMAT_SRGBA_DXT5
:
369 case MESA_FORMAT_R8G8B8X8_SRGB
:
370 case MESA_FORMAT_ETC2_SRGB8
:
371 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
372 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
373 case MESA_FORMAT_B8G8R8X8_SRGB
:
374 case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
:
383 * Return TRUE if format is an ETC2 compressed format specified
384 * by GL_ARB_ES3_compatibility.
387 _mesa_is_format_etc2(mesa_format format
)
390 case MESA_FORMAT_ETC2_RGB8
:
391 case MESA_FORMAT_ETC2_SRGB8
:
392 case MESA_FORMAT_ETC2_RGBA8_EAC
:
393 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
394 case MESA_FORMAT_ETC2_R11_EAC
:
395 case MESA_FORMAT_ETC2_RG11_EAC
:
396 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
397 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
398 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
399 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
408 * For an sRGB format, return the corresponding linear color space format.
409 * For non-sRGB formats, return the format as-is.
412 _mesa_get_srgb_format_linear(mesa_format format
)
415 case MESA_FORMAT_BGR_SRGB8
:
416 format
= MESA_FORMAT_BGR_UNORM8
;
418 case MESA_FORMAT_A8B8G8R8_SRGB
:
419 format
= MESA_FORMAT_A8B8G8R8_UNORM
;
421 case MESA_FORMAT_B8G8R8A8_SRGB
:
422 format
= MESA_FORMAT_B8G8R8A8_UNORM
;
424 case MESA_FORMAT_A8R8G8B8_SRGB
:
425 format
= MESA_FORMAT_A8R8G8B8_UNORM
;
427 case MESA_FORMAT_R8G8B8A8_SRGB
:
428 format
= MESA_FORMAT_R8G8B8A8_UNORM
;
430 case MESA_FORMAT_L_SRGB8
:
431 format
= MESA_FORMAT_L_UNORM8
;
433 case MESA_FORMAT_L8A8_SRGB
:
434 format
= MESA_FORMAT_L8A8_UNORM
;
436 case MESA_FORMAT_A8L8_SRGB
:
437 format
= MESA_FORMAT_A8L8_UNORM
;
439 case MESA_FORMAT_SRGB_DXT1
:
440 format
= MESA_FORMAT_RGB_DXT1
;
442 case MESA_FORMAT_SRGBA_DXT1
:
443 format
= MESA_FORMAT_RGBA_DXT1
;
445 case MESA_FORMAT_SRGBA_DXT3
:
446 format
= MESA_FORMAT_RGBA_DXT3
;
448 case MESA_FORMAT_SRGBA_DXT5
:
449 format
= MESA_FORMAT_RGBA_DXT5
;
451 case MESA_FORMAT_R8G8B8X8_SRGB
:
452 format
= MESA_FORMAT_R8G8B8X8_UNORM
;
454 case MESA_FORMAT_X8B8G8R8_SRGB
:
455 format
= MESA_FORMAT_X8B8G8R8_UNORM
;
457 case MESA_FORMAT_ETC2_SRGB8
:
458 format
= MESA_FORMAT_ETC2_RGB8
;
460 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
461 format
= MESA_FORMAT_ETC2_RGBA8_EAC
;
463 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
464 format
= MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
;
466 case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
:
467 format
= MESA_FORMAT_BPTC_RGBA_UNORM
;
469 case MESA_FORMAT_B8G8R8X8_SRGB
:
470 format
= MESA_FORMAT_B8G8R8X8_UNORM
;
472 case MESA_FORMAT_X8R8G8B8_SRGB
:
473 format
= MESA_FORMAT_X8R8G8B8_UNORM
;
483 * If the given format is a compressed format, return a corresponding
484 * uncompressed format.
487 _mesa_get_uncompressed_format(mesa_format format
)
490 case MESA_FORMAT_RGB_FXT1
:
491 return MESA_FORMAT_BGR_UNORM8
;
492 case MESA_FORMAT_RGBA_FXT1
:
493 return MESA_FORMAT_A8B8G8R8_UNORM
;
494 case MESA_FORMAT_RGB_DXT1
:
495 case MESA_FORMAT_SRGB_DXT1
:
496 return MESA_FORMAT_BGR_UNORM8
;
497 case MESA_FORMAT_RGBA_DXT1
:
498 case MESA_FORMAT_SRGBA_DXT1
:
499 return MESA_FORMAT_A8B8G8R8_UNORM
;
500 case MESA_FORMAT_RGBA_DXT3
:
501 case MESA_FORMAT_SRGBA_DXT3
:
502 return MESA_FORMAT_A8B8G8R8_UNORM
;
503 case MESA_FORMAT_RGBA_DXT5
:
504 case MESA_FORMAT_SRGBA_DXT5
:
505 return MESA_FORMAT_A8B8G8R8_UNORM
;
506 case MESA_FORMAT_R_RGTC1_UNORM
:
507 return MESA_FORMAT_R_UNORM8
;
508 case MESA_FORMAT_R_RGTC1_SNORM
:
509 return MESA_FORMAT_R_SNORM8
;
510 case MESA_FORMAT_RG_RGTC2_UNORM
:
511 return MESA_FORMAT_R8G8_UNORM
;
512 case MESA_FORMAT_RG_RGTC2_SNORM
:
513 return MESA_FORMAT_R8G8_SNORM
;
514 case MESA_FORMAT_L_LATC1_UNORM
:
515 return MESA_FORMAT_L_UNORM8
;
516 case MESA_FORMAT_L_LATC1_SNORM
:
517 return MESA_FORMAT_L_SNORM8
;
518 case MESA_FORMAT_LA_LATC2_UNORM
:
519 return MESA_FORMAT_L8A8_UNORM
;
520 case MESA_FORMAT_LA_LATC2_SNORM
:
521 return MESA_FORMAT_L8A8_SNORM
;
522 case MESA_FORMAT_ETC1_RGB8
:
523 case MESA_FORMAT_ETC2_RGB8
:
524 case MESA_FORMAT_ETC2_SRGB8
:
525 return MESA_FORMAT_BGR_UNORM8
;
526 case MESA_FORMAT_ETC2_RGBA8_EAC
:
527 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
528 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
529 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
530 return MESA_FORMAT_A8B8G8R8_UNORM
;
531 case MESA_FORMAT_ETC2_R11_EAC
:
532 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
533 return MESA_FORMAT_R_UNORM16
;
534 case MESA_FORMAT_ETC2_RG11_EAC
:
535 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
536 return MESA_FORMAT_R16G16_UNORM
;
537 case MESA_FORMAT_BPTC_RGBA_UNORM
:
538 case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
:
539 return MESA_FORMAT_A8B8G8R8_UNORM
;
540 case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT
:
541 case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT
:
542 return MESA_FORMAT_RGB_FLOAT32
;
545 assert(!_mesa_is_format_compressed(format
));
553 _mesa_format_num_components(mesa_format format
)
555 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
556 return ((info
->RedBits
> 0) +
557 (info
->GreenBits
> 0) +
558 (info
->BlueBits
> 0) +
559 (info
->AlphaBits
> 0) +
560 (info
->LuminanceBits
> 0) +
561 (info
->IntensityBits
> 0) +
562 (info
->DepthBits
> 0) +
563 (info
->StencilBits
> 0));
568 * Returns true if a color format has data stored in the R/G/B/A channels,
569 * given an index from 0 to 3.
572 _mesa_format_has_color_component(mesa_format format
, int component
)
574 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
576 assert(info
->BaseFormat
!= GL_DEPTH_COMPONENT
&&
577 info
->BaseFormat
!= GL_DEPTH_STENCIL
&&
578 info
->BaseFormat
!= GL_STENCIL_INDEX
);
582 return (info
->RedBits
+ info
->IntensityBits
+ info
->LuminanceBits
) > 0;
584 return (info
->GreenBits
+ info
->IntensityBits
+ info
->LuminanceBits
) > 0;
586 return (info
->BlueBits
+ info
->IntensityBits
+ info
->LuminanceBits
) > 0;
588 return (info
->AlphaBits
+ info
->IntensityBits
) > 0;
590 assert(!"Invalid color component: must be 0..3");
597 * Return number of bytes needed to store an image of the given size
598 * in the given format.
601 _mesa_format_image_size(mesa_format format
, GLsizei width
,
602 GLsizei height
, GLsizei depth
)
604 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
605 /* Strictly speaking, a conditional isn't needed here */
606 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
607 /* compressed format (2D only for now) */
608 const GLuint bw
= info
->BlockWidth
, bh
= info
->BlockHeight
;
609 const GLuint wblocks
= (width
+ bw
- 1) / bw
;
610 const GLuint hblocks
= (height
+ bh
- 1) / bh
;
611 const GLuint sz
= wblocks
* hblocks
* info
->BytesPerBlock
;
616 const GLuint sz
= width
* height
* depth
* info
->BytesPerBlock
;
623 * Same as _mesa_format_image_size() but returns a 64-bit value to
624 * accomodate very large textures.
627 _mesa_format_image_size64(mesa_format format
, GLsizei width
,
628 GLsizei height
, GLsizei depth
)
630 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
631 /* Strictly speaking, a conditional isn't needed here */
632 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
633 /* compressed format (2D only for now) */
634 const uint64_t bw
= info
->BlockWidth
, bh
= info
->BlockHeight
;
635 const uint64_t wblocks
= (width
+ bw
- 1) / bw
;
636 const uint64_t hblocks
= (height
+ bh
- 1) / bh
;
637 const uint64_t sz
= wblocks
* hblocks
* info
->BytesPerBlock
;
642 const uint64_t sz
= ((uint64_t) width
*
645 info
->BytesPerBlock
);
653 _mesa_format_row_stride(mesa_format format
, GLsizei width
)
655 const struct gl_format_info
*info
= _mesa_get_format_info(format
);
656 /* Strictly speaking, a conditional isn't needed here */
657 if (info
->BlockWidth
> 1 || info
->BlockHeight
> 1) {
658 /* compressed format */
659 const GLuint bw
= info
->BlockWidth
;
660 const GLuint wblocks
= (width
+ bw
- 1) / bw
;
661 const GLint stride
= wblocks
* info
->BytesPerBlock
;
665 const GLint stride
= width
* info
->BytesPerBlock
;
672 * Debug/test: check that all formats are handled in the
673 * _mesa_format_to_type_and_comps() function. When new pixel formats
674 * are added to Mesa, that function needs to be updated.
675 * This is a no-op after the first call.
678 check_format_to_type_and_comps(void)
682 for (f
= MESA_FORMAT_NONE
+ 1; f
< MESA_FORMAT_COUNT
; f
++) {
685 /* This function will emit a problem/warning if the format is
688 _mesa_format_to_type_and_comps(f
, &datatype
, &comps
);
693 * Do sanity checking of the format info table.
696 _mesa_test_formats(void)
700 STATIC_ASSERT(Elements(format_info
) == MESA_FORMAT_COUNT
);
702 for (i
= 0; i
< MESA_FORMAT_COUNT
; i
++) {
703 const struct gl_format_info
*info
= _mesa_get_format_info(i
);
706 assert(info
->Name
== i
);
708 if (info
->Name
== MESA_FORMAT_NONE
)
711 if (info
->BlockWidth
== 1 && info
->BlockHeight
== 1) {
712 if (info
->RedBits
> 0) {
713 GLuint t
= info
->RedBits
+ info
->GreenBits
714 + info
->BlueBits
+ info
->AlphaBits
;
715 assert(t
/ 8 <= info
->BytesPerBlock
);
720 assert(info
->DataType
== GL_UNSIGNED_NORMALIZED
||
721 info
->DataType
== GL_SIGNED_NORMALIZED
||
722 info
->DataType
== GL_UNSIGNED_INT
||
723 info
->DataType
== GL_INT
||
724 info
->DataType
== GL_FLOAT
||
725 /* Z32_FLOAT_X24S8 has DataType of GL_NONE */
726 info
->DataType
== GL_NONE
);
728 if (info
->BaseFormat
== GL_RGB
) {
729 assert(info
->RedBits
> 0);
730 assert(info
->GreenBits
> 0);
731 assert(info
->BlueBits
> 0);
732 assert(info
->AlphaBits
== 0);
733 assert(info
->LuminanceBits
== 0);
734 assert(info
->IntensityBits
== 0);
736 else if (info
->BaseFormat
== GL_RGBA
) {
737 assert(info
->RedBits
> 0);
738 assert(info
->GreenBits
> 0);
739 assert(info
->BlueBits
> 0);
740 assert(info
->AlphaBits
> 0);
741 assert(info
->LuminanceBits
== 0);
742 assert(info
->IntensityBits
== 0);
744 else if (info
->BaseFormat
== GL_RG
) {
745 assert(info
->RedBits
> 0);
746 assert(info
->GreenBits
> 0);
747 assert(info
->BlueBits
== 0);
748 assert(info
->AlphaBits
== 0);
749 assert(info
->LuminanceBits
== 0);
750 assert(info
->IntensityBits
== 0);
752 else if (info
->BaseFormat
== GL_RED
) {
753 assert(info
->RedBits
> 0);
754 assert(info
->GreenBits
== 0);
755 assert(info
->BlueBits
== 0);
756 assert(info
->AlphaBits
== 0);
757 assert(info
->LuminanceBits
== 0);
758 assert(info
->IntensityBits
== 0);
760 else if (info
->BaseFormat
== GL_LUMINANCE
) {
761 assert(info
->RedBits
== 0);
762 assert(info
->GreenBits
== 0);
763 assert(info
->BlueBits
== 0);
764 assert(info
->AlphaBits
== 0);
765 assert(info
->LuminanceBits
> 0);
766 assert(info
->IntensityBits
== 0);
768 else if (info
->BaseFormat
== GL_INTENSITY
) {
769 assert(info
->RedBits
== 0);
770 assert(info
->GreenBits
== 0);
771 assert(info
->BlueBits
== 0);
772 assert(info
->AlphaBits
== 0);
773 assert(info
->LuminanceBits
== 0);
774 assert(info
->IntensityBits
> 0);
778 check_format_to_type_and_comps();
784 * Return datatype and number of components per texel for the given mesa_format.
785 * Only used for mipmap generation code.
788 _mesa_format_to_type_and_comps(mesa_format format
,
789 GLenum
*datatype
, GLuint
*comps
)
792 case MESA_FORMAT_A8B8G8R8_UNORM
:
793 case MESA_FORMAT_R8G8B8A8_UNORM
:
794 case MESA_FORMAT_B8G8R8A8_UNORM
:
795 case MESA_FORMAT_A8R8G8B8_UNORM
:
796 case MESA_FORMAT_X8B8G8R8_UNORM
:
797 case MESA_FORMAT_R8G8B8X8_UNORM
:
798 case MESA_FORMAT_B8G8R8X8_UNORM
:
799 case MESA_FORMAT_X8R8G8B8_UNORM
:
800 *datatype
= GL_UNSIGNED_BYTE
;
803 case MESA_FORMAT_BGR_UNORM8
:
804 case MESA_FORMAT_RGB_UNORM8
:
805 *datatype
= GL_UNSIGNED_BYTE
;
808 case MESA_FORMAT_B5G6R5_UNORM
:
809 case MESA_FORMAT_R5G6B5_UNORM
:
810 *datatype
= GL_UNSIGNED_SHORT_5_6_5
;
814 case MESA_FORMAT_B4G4R4A4_UNORM
:
815 case MESA_FORMAT_A4R4G4B4_UNORM
:
816 case MESA_FORMAT_B4G4R4X4_UNORM
:
817 *datatype
= GL_UNSIGNED_SHORT_4_4_4_4
;
821 case MESA_FORMAT_B5G5R5A1_UNORM
:
822 case MESA_FORMAT_A1R5G5B5_UNORM
:
823 case MESA_FORMAT_B5G5R5X1_UNORM
:
824 *datatype
= GL_UNSIGNED_SHORT_1_5_5_5_REV
;
828 case MESA_FORMAT_B10G10R10A2_UNORM
:
829 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
833 case MESA_FORMAT_A1B5G5R5_UNORM
:
834 *datatype
= GL_UNSIGNED_SHORT_5_5_5_1
;
838 case MESA_FORMAT_L4A4_UNORM
:
839 *datatype
= MESA_UNSIGNED_BYTE_4_4
;
843 case MESA_FORMAT_L8A8_UNORM
:
844 case MESA_FORMAT_A8L8_UNORM
:
845 case MESA_FORMAT_R8G8_UNORM
:
846 case MESA_FORMAT_G8R8_UNORM
:
847 *datatype
= GL_UNSIGNED_BYTE
;
851 case MESA_FORMAT_L16A16_UNORM
:
852 case MESA_FORMAT_A16L16_UNORM
:
853 case MESA_FORMAT_R16G16_UNORM
:
854 case MESA_FORMAT_G16R16_UNORM
:
855 *datatype
= GL_UNSIGNED_SHORT
;
859 case MESA_FORMAT_R_UNORM16
:
860 case MESA_FORMAT_A_UNORM16
:
861 case MESA_FORMAT_L_UNORM16
:
862 case MESA_FORMAT_I_UNORM16
:
863 *datatype
= GL_UNSIGNED_SHORT
;
867 case MESA_FORMAT_B2G3R3_UNORM
:
868 *datatype
= GL_UNSIGNED_BYTE_3_3_2
;
872 case MESA_FORMAT_A_UNORM8
:
873 case MESA_FORMAT_L_UNORM8
:
874 case MESA_FORMAT_I_UNORM8
:
875 case MESA_FORMAT_R_UNORM8
:
876 case MESA_FORMAT_S_UINT8
:
877 *datatype
= GL_UNSIGNED_BYTE
;
881 case MESA_FORMAT_YCBCR
:
882 case MESA_FORMAT_YCBCR_REV
:
883 *datatype
= GL_UNSIGNED_SHORT
;
887 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
888 *datatype
= GL_UNSIGNED_INT_24_8_MESA
;
892 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
893 *datatype
= GL_UNSIGNED_INT_8_24_REV_MESA
;
897 case MESA_FORMAT_Z_UNORM16
:
898 *datatype
= GL_UNSIGNED_SHORT
;
902 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
903 *datatype
= GL_UNSIGNED_INT
;
907 case MESA_FORMAT_X8_UINT_Z24_UNORM
:
908 *datatype
= GL_UNSIGNED_INT
;
912 case MESA_FORMAT_Z_UNORM32
:
913 *datatype
= GL_UNSIGNED_INT
;
917 case MESA_FORMAT_Z_FLOAT32
:
918 *datatype
= GL_FLOAT
;
922 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
923 *datatype
= GL_FLOAT_32_UNSIGNED_INT_24_8_REV
;
927 case MESA_FORMAT_R_SNORM8
:
928 case MESA_FORMAT_A_SNORM8
:
929 case MESA_FORMAT_L_SNORM8
:
930 case MESA_FORMAT_I_SNORM8
:
934 case MESA_FORMAT_R8G8_SNORM
:
935 case MESA_FORMAT_L8A8_SNORM
:
936 case MESA_FORMAT_A8L8_SNORM
:
940 case MESA_FORMAT_A8B8G8R8_SNORM
:
941 case MESA_FORMAT_R8G8B8A8_SNORM
:
942 case MESA_FORMAT_X8B8G8R8_SNORM
:
947 case MESA_FORMAT_RGBA_UNORM16
:
948 *datatype
= GL_UNSIGNED_SHORT
;
952 case MESA_FORMAT_R_SNORM16
:
953 case MESA_FORMAT_A_SNORM16
:
954 case MESA_FORMAT_L_SNORM16
:
955 case MESA_FORMAT_I_SNORM16
:
956 *datatype
= GL_SHORT
;
959 case MESA_FORMAT_R16G16_SNORM
:
960 case MESA_FORMAT_LA_SNORM16
:
961 *datatype
= GL_SHORT
;
964 case MESA_FORMAT_RGB_SNORM16
:
965 *datatype
= GL_SHORT
;
968 case MESA_FORMAT_RGBA_SNORM16
:
969 *datatype
= GL_SHORT
;
973 case MESA_FORMAT_BGR_SRGB8
:
974 *datatype
= GL_UNSIGNED_BYTE
;
977 case MESA_FORMAT_A8B8G8R8_SRGB
:
978 case MESA_FORMAT_B8G8R8A8_SRGB
:
979 case MESA_FORMAT_A8R8G8B8_SRGB
:
980 case MESA_FORMAT_R8G8B8A8_SRGB
:
981 *datatype
= GL_UNSIGNED_BYTE
;
984 case MESA_FORMAT_L_SRGB8
:
985 *datatype
= GL_UNSIGNED_BYTE
;
988 case MESA_FORMAT_L8A8_SRGB
:
989 case MESA_FORMAT_A8L8_SRGB
:
990 *datatype
= GL_UNSIGNED_BYTE
;
994 case MESA_FORMAT_RGB_FXT1
:
995 case MESA_FORMAT_RGBA_FXT1
:
996 case MESA_FORMAT_RGB_DXT1
:
997 case MESA_FORMAT_RGBA_DXT1
:
998 case MESA_FORMAT_RGBA_DXT3
:
999 case MESA_FORMAT_RGBA_DXT5
:
1000 case MESA_FORMAT_SRGB_DXT1
:
1001 case MESA_FORMAT_SRGBA_DXT1
:
1002 case MESA_FORMAT_SRGBA_DXT3
:
1003 case MESA_FORMAT_SRGBA_DXT5
:
1004 case MESA_FORMAT_R_RGTC1_UNORM
:
1005 case MESA_FORMAT_R_RGTC1_SNORM
:
1006 case MESA_FORMAT_RG_RGTC2_UNORM
:
1007 case MESA_FORMAT_RG_RGTC2_SNORM
:
1008 case MESA_FORMAT_L_LATC1_UNORM
:
1009 case MESA_FORMAT_L_LATC1_SNORM
:
1010 case MESA_FORMAT_LA_LATC2_UNORM
:
1011 case MESA_FORMAT_LA_LATC2_SNORM
:
1012 case MESA_FORMAT_ETC1_RGB8
:
1013 case MESA_FORMAT_ETC2_RGB8
:
1014 case MESA_FORMAT_ETC2_SRGB8
:
1015 case MESA_FORMAT_ETC2_RGBA8_EAC
:
1016 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
1017 case MESA_FORMAT_ETC2_R11_EAC
:
1018 case MESA_FORMAT_ETC2_RG11_EAC
:
1019 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
1020 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
1021 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
1022 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
1023 case MESA_FORMAT_BPTC_RGBA_UNORM
:
1024 case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
:
1025 case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT
:
1026 case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT
:
1027 /* XXX generate error instead? */
1028 *datatype
= GL_UNSIGNED_BYTE
;
1032 case MESA_FORMAT_RGBA_FLOAT32
:
1033 *datatype
= GL_FLOAT
;
1036 case MESA_FORMAT_RGBA_FLOAT16
:
1037 *datatype
= GL_HALF_FLOAT_ARB
;
1040 case MESA_FORMAT_RGB_FLOAT32
:
1041 *datatype
= GL_FLOAT
;
1044 case MESA_FORMAT_RGB_FLOAT16
:
1045 *datatype
= GL_HALF_FLOAT_ARB
;
1048 case MESA_FORMAT_LA_FLOAT32
:
1049 case MESA_FORMAT_RG_FLOAT32
:
1050 *datatype
= GL_FLOAT
;
1053 case MESA_FORMAT_LA_FLOAT16
:
1054 case MESA_FORMAT_RG_FLOAT16
:
1055 *datatype
= GL_HALF_FLOAT_ARB
;
1058 case MESA_FORMAT_A_FLOAT32
:
1059 case MESA_FORMAT_L_FLOAT32
:
1060 case MESA_FORMAT_I_FLOAT32
:
1061 case MESA_FORMAT_R_FLOAT32
:
1062 *datatype
= GL_FLOAT
;
1065 case MESA_FORMAT_A_FLOAT16
:
1066 case MESA_FORMAT_L_FLOAT16
:
1067 case MESA_FORMAT_I_FLOAT16
:
1068 case MESA_FORMAT_R_FLOAT16
:
1069 *datatype
= GL_HALF_FLOAT_ARB
;
1073 case MESA_FORMAT_A_UINT8
:
1074 case MESA_FORMAT_L_UINT8
:
1075 case MESA_FORMAT_I_UINT8
:
1076 *datatype
= GL_UNSIGNED_BYTE
;
1079 case MESA_FORMAT_LA_UINT8
:
1080 *datatype
= GL_UNSIGNED_BYTE
;
1084 case MESA_FORMAT_A_UINT16
:
1085 case MESA_FORMAT_L_UINT16
:
1086 case MESA_FORMAT_I_UINT16
:
1087 *datatype
= GL_UNSIGNED_SHORT
;
1090 case MESA_FORMAT_LA_UINT16
:
1091 *datatype
= GL_UNSIGNED_SHORT
;
1094 case MESA_FORMAT_A_UINT32
:
1095 case MESA_FORMAT_L_UINT32
:
1096 case MESA_FORMAT_I_UINT32
:
1097 *datatype
= GL_UNSIGNED_INT
;
1100 case MESA_FORMAT_LA_UINT32
:
1101 *datatype
= GL_UNSIGNED_INT
;
1104 case MESA_FORMAT_A_SINT8
:
1105 case MESA_FORMAT_L_SINT8
:
1106 case MESA_FORMAT_I_SINT8
:
1107 *datatype
= GL_BYTE
;
1110 case MESA_FORMAT_LA_SINT8
:
1111 *datatype
= GL_BYTE
;
1115 case MESA_FORMAT_A_SINT16
:
1116 case MESA_FORMAT_L_SINT16
:
1117 case MESA_FORMAT_I_SINT16
:
1118 *datatype
= GL_SHORT
;
1121 case MESA_FORMAT_LA_SINT16
:
1122 *datatype
= GL_SHORT
;
1126 case MESA_FORMAT_A_SINT32
:
1127 case MESA_FORMAT_L_SINT32
:
1128 case MESA_FORMAT_I_SINT32
:
1132 case MESA_FORMAT_LA_SINT32
:
1137 case MESA_FORMAT_R_SINT8
:
1138 *datatype
= GL_BYTE
;
1141 case MESA_FORMAT_RG_SINT8
:
1142 *datatype
= GL_BYTE
;
1145 case MESA_FORMAT_RGB_SINT8
:
1146 *datatype
= GL_BYTE
;
1149 case MESA_FORMAT_RGBA_SINT8
:
1150 *datatype
= GL_BYTE
;
1153 case MESA_FORMAT_R_SINT16
:
1154 *datatype
= GL_SHORT
;
1157 case MESA_FORMAT_RG_SINT16
:
1158 *datatype
= GL_SHORT
;
1161 case MESA_FORMAT_RGB_SINT16
:
1162 *datatype
= GL_SHORT
;
1165 case MESA_FORMAT_RGBA_SINT16
:
1166 *datatype
= GL_SHORT
;
1169 case MESA_FORMAT_R_SINT32
:
1173 case MESA_FORMAT_RG_SINT32
:
1177 case MESA_FORMAT_RGB_SINT32
:
1181 case MESA_FORMAT_RGBA_SINT32
:
1187 * \name Non-normalized unsigned integer formats.
1189 case MESA_FORMAT_R_UINT8
:
1190 *datatype
= GL_UNSIGNED_BYTE
;
1193 case MESA_FORMAT_RG_UINT8
:
1194 *datatype
= GL_UNSIGNED_BYTE
;
1197 case MESA_FORMAT_RGB_UINT8
:
1198 *datatype
= GL_UNSIGNED_BYTE
;
1201 case MESA_FORMAT_RGBA_UINT8
:
1202 *datatype
= GL_UNSIGNED_BYTE
;
1205 case MESA_FORMAT_R_UINT16
:
1206 *datatype
= GL_UNSIGNED_SHORT
;
1209 case MESA_FORMAT_RG_UINT16
:
1210 *datatype
= GL_UNSIGNED_SHORT
;
1213 case MESA_FORMAT_RGB_UINT16
:
1214 *datatype
= GL_UNSIGNED_SHORT
;
1217 case MESA_FORMAT_RGBA_UINT16
:
1218 *datatype
= GL_UNSIGNED_SHORT
;
1221 case MESA_FORMAT_R_UINT32
:
1222 *datatype
= GL_UNSIGNED_INT
;
1225 case MESA_FORMAT_RG_UINT32
:
1226 *datatype
= GL_UNSIGNED_INT
;
1229 case MESA_FORMAT_RGB_UINT32
:
1230 *datatype
= GL_UNSIGNED_INT
;
1233 case MESA_FORMAT_RGBA_UINT32
:
1234 *datatype
= GL_UNSIGNED_INT
;
1238 case MESA_FORMAT_R9G9B9E5_FLOAT
:
1239 *datatype
= GL_UNSIGNED_INT_5_9_9_9_REV
;
1243 case MESA_FORMAT_R11G11B10_FLOAT
:
1244 *datatype
= GL_UNSIGNED_INT_10F_11F_11F_REV
;
1248 case MESA_FORMAT_B10G10R10A2_UINT
:
1249 case MESA_FORMAT_R10G10B10A2_UINT
:
1250 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
1254 case MESA_FORMAT_R8G8B8X8_SRGB
:
1255 case MESA_FORMAT_X8B8G8R8_SRGB
:
1256 case MESA_FORMAT_RGBX_UINT8
:
1257 *datatype
= GL_UNSIGNED_BYTE
;
1261 case MESA_FORMAT_R8G8B8X8_SNORM
:
1262 case MESA_FORMAT_RGBX_SINT8
:
1263 *datatype
= GL_BYTE
;
1267 case MESA_FORMAT_B10G10R10X2_UNORM
:
1268 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
1272 case MESA_FORMAT_RGBX_UNORM16
:
1273 case MESA_FORMAT_RGBX_UINT16
:
1274 *datatype
= GL_UNSIGNED_SHORT
;
1278 case MESA_FORMAT_RGBX_SNORM16
:
1279 case MESA_FORMAT_RGBX_SINT16
:
1280 *datatype
= GL_SHORT
;
1284 case MESA_FORMAT_RGBX_FLOAT16
:
1285 *datatype
= GL_HALF_FLOAT
;
1289 case MESA_FORMAT_RGBX_FLOAT32
:
1290 *datatype
= GL_FLOAT
;
1294 case MESA_FORMAT_RGBX_UINT32
:
1295 *datatype
= GL_UNSIGNED_INT
;
1299 case MESA_FORMAT_RGBX_SINT32
:
1304 case MESA_FORMAT_R10G10B10A2_UNORM
:
1305 *datatype
= GL_UNSIGNED_INT_2_10_10_10_REV
;
1309 case MESA_FORMAT_G8R8_SNORM
:
1310 *datatype
= GL_BYTE
;
1314 case MESA_FORMAT_G16R16_SNORM
:
1315 *datatype
= GL_SHORT
;
1319 case MESA_FORMAT_B8G8R8X8_SRGB
:
1320 case MESA_FORMAT_X8R8G8B8_SRGB
:
1321 *datatype
= GL_UNSIGNED_BYTE
;
1325 case MESA_FORMAT_COUNT
:
1329 case MESA_FORMAT_NONE
:
1330 /* For debug builds, warn if any formats are not handled */
1334 _mesa_problem(NULL
, "bad format %s in _mesa_format_to_type_and_comps",
1335 _mesa_get_format_name(format
));
1342 * Check if a mesa_format exactly matches a GL format/type combination
1343 * such that we can use memcpy() from one to the other.
1344 * \param mesa_format a MESA_FORMAT_x value
1345 * \param format the user-specified image format
1346 * \param type the user-specified image datatype
1347 * \param swapBytes typically the current pixel pack/unpack byteswap state
1348 * \return GL_TRUE if the formats match, GL_FALSE otherwise.
1351 _mesa_format_matches_format_and_type(mesa_format mesa_format
,
1352 GLenum format
, GLenum type
,
1353 GLboolean swapBytes
)
1355 const GLboolean littleEndian
= _mesa_little_endian();
1357 /* Note: When reading a GL format/type combination, the format lists channel
1358 * assignments from most significant channel in the type to least
1359 * significant. A type with _REV indicates that the assignments are
1360 * swapped, so they are listed from least significant to most significant.
1362 * For sanity, please keep this switch statement ordered the same as the
1363 * enums in formats.h.
1366 switch (mesa_format
) {
1368 case MESA_FORMAT_NONE
:
1369 case MESA_FORMAT_COUNT
:
1372 case MESA_FORMAT_A8B8G8R8_UNORM
:
1373 case MESA_FORMAT_A8B8G8R8_SRGB
:
1374 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& !swapBytes
)
1377 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&& swapBytes
)
1380 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
1383 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
1387 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8
1391 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
1396 case MESA_FORMAT_R8G8B8A8_UNORM
:
1397 case MESA_FORMAT_R8G8B8A8_SRGB
:
1398 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
1402 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& swapBytes
)
1405 if (format
== GL_RGBA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
1408 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8
&&
1412 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
1416 if (format
== GL_ABGR_EXT
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
1421 case MESA_FORMAT_B8G8R8A8_UNORM
:
1422 case MESA_FORMAT_B8G8R8A8_SRGB
:
1423 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
1427 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& swapBytes
)
1430 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
)
1435 case MESA_FORMAT_A8R8G8B8_UNORM
:
1436 case MESA_FORMAT_A8R8G8B8_SRGB
:
1437 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8
&& !swapBytes
)
1440 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_8_8_8_8_REV
&&
1444 if (format
== GL_BGRA
&& type
== GL_UNSIGNED_BYTE
&& !littleEndian
)
1449 case MESA_FORMAT_X8B8G8R8_UNORM
:
1450 case MESA_FORMAT_R8G8B8X8_UNORM
:
1453 case MESA_FORMAT_B8G8R8X8_UNORM
:
1454 case MESA_FORMAT_X8R8G8B8_UNORM
:
1457 case MESA_FORMAT_BGR_UNORM8
:
1458 case MESA_FORMAT_BGR_SRGB8
:
1459 return format
== GL_BGR
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
1461 case MESA_FORMAT_RGB_UNORM8
:
1462 return format
== GL_RGB
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
1464 case MESA_FORMAT_B5G6R5_UNORM
:
1465 return ((format
== GL_RGB
&& type
== GL_UNSIGNED_SHORT_5_6_5
) ||
1466 (format
== GL_BGR
&& type
== GL_UNSIGNED_SHORT_5_6_5_REV
)) &&
1469 case MESA_FORMAT_R5G6B5_UNORM
:
1470 return ((format
== GL_BGR
&& type
== GL_UNSIGNED_SHORT_5_6_5
) ||
1471 (format
== GL_RGB
&& type
== GL_UNSIGNED_SHORT_5_6_5_REV
)) &&
1474 case MESA_FORMAT_B4G4R4A4_UNORM
:
1475 return format
== GL_BGRA
&& type
== GL_UNSIGNED_SHORT_4_4_4_4_REV
&&
1478 case MESA_FORMAT_A4R4G4B4_UNORM
:
1481 case MESA_FORMAT_A1B5G5R5_UNORM
:
1482 return format
== GL_RGBA
&& type
== GL_UNSIGNED_SHORT_5_5_5_1
&&
1485 case MESA_FORMAT_B5G5R5A1_UNORM
:
1486 return format
== GL_BGRA
&& type
== GL_UNSIGNED_SHORT_1_5_5_5_REV
&&
1489 case MESA_FORMAT_A1R5G5B5_UNORM
:
1490 return format
== GL_BGRA
&& type
== GL_UNSIGNED_SHORT_5_5_5_1
&&
1493 case MESA_FORMAT_L4A4_UNORM
:
1495 case MESA_FORMAT_L8A8_UNORM
:
1496 case MESA_FORMAT_L8A8_SRGB
:
1497 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
1498 case MESA_FORMAT_A8L8_UNORM
:
1499 case MESA_FORMAT_A8L8_SRGB
:
1502 case MESA_FORMAT_L16A16_UNORM
:
1503 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_UNSIGNED_SHORT
&& littleEndian
&& !swapBytes
;
1504 case MESA_FORMAT_A16L16_UNORM
:
1507 case MESA_FORMAT_B2G3R3_UNORM
:
1508 return format
== GL_RGB
&& type
== GL_UNSIGNED_BYTE_3_3_2
;
1510 case MESA_FORMAT_A_UNORM8
:
1511 return format
== GL_ALPHA
&& type
== GL_UNSIGNED_BYTE
;
1512 case MESA_FORMAT_A_UNORM16
:
1513 return format
== GL_ALPHA
&& type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1514 case MESA_FORMAT_L_UNORM8
:
1515 case MESA_FORMAT_L_SRGB8
:
1516 return format
== GL_LUMINANCE
&& type
== GL_UNSIGNED_BYTE
;
1517 case MESA_FORMAT_L_UNORM16
:
1518 return format
== GL_LUMINANCE
&& type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1519 case MESA_FORMAT_I_UNORM8
:
1520 return format
== GL_RED
&& type
== GL_UNSIGNED_BYTE
;
1521 case MESA_FORMAT_I_UNORM16
:
1522 return format
== GL_RED
&& type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1524 case MESA_FORMAT_YCBCR
:
1525 return format
== GL_YCBCR_MESA
&&
1526 ((type
== GL_UNSIGNED_SHORT_8_8_MESA
&& littleEndian
!= swapBytes
) ||
1527 (type
== GL_UNSIGNED_SHORT_8_8_REV_MESA
&& littleEndian
== swapBytes
));
1528 case MESA_FORMAT_YCBCR_REV
:
1529 return format
== GL_YCBCR_MESA
&&
1530 ((type
== GL_UNSIGNED_SHORT_8_8_MESA
&& littleEndian
== swapBytes
) ||
1531 (type
== GL_UNSIGNED_SHORT_8_8_REV_MESA
&& littleEndian
!= swapBytes
));
1533 case MESA_FORMAT_R_UNORM8
:
1534 return format
== GL_RED
&& type
== GL_UNSIGNED_BYTE
;
1535 case MESA_FORMAT_R8G8_UNORM
:
1536 return format
== GL_RG
&& type
== GL_UNSIGNED_BYTE
&& littleEndian
;
1537 case MESA_FORMAT_G8R8_UNORM
:
1540 case MESA_FORMAT_R_UNORM16
:
1541 return format
== GL_RED
&& type
== GL_UNSIGNED_SHORT
&&
1543 case MESA_FORMAT_R16G16_UNORM
:
1544 return format
== GL_RG
&& type
== GL_UNSIGNED_SHORT
&& littleEndian
&&
1546 case MESA_FORMAT_G16R16_UNORM
:
1549 case MESA_FORMAT_B10G10R10A2_UNORM
:
1550 return format
== GL_BGRA
&& type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
1553 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
1554 return format
== GL_DEPTH_STENCIL
&& type
== GL_UNSIGNED_INT_24_8
&&
1556 case MESA_FORMAT_X8_UINT_Z24_UNORM
:
1557 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
1560 case MESA_FORMAT_Z_UNORM16
:
1561 return format
== GL_DEPTH_COMPONENT
&& type
== GL_UNSIGNED_SHORT
&&
1564 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
1567 case MESA_FORMAT_Z_UNORM32
:
1568 return format
== GL_DEPTH_COMPONENT
&& type
== GL_UNSIGNED_INT
&&
1571 case MESA_FORMAT_S_UINT8
:
1572 return format
== GL_STENCIL_INDEX
&& type
== GL_UNSIGNED_BYTE
;
1574 case MESA_FORMAT_SRGB_DXT1
:
1575 case MESA_FORMAT_SRGBA_DXT1
:
1576 case MESA_FORMAT_SRGBA_DXT3
:
1577 case MESA_FORMAT_SRGBA_DXT5
:
1580 case MESA_FORMAT_RGB_FXT1
:
1581 case MESA_FORMAT_RGBA_FXT1
:
1582 case MESA_FORMAT_RGB_DXT1
:
1583 case MESA_FORMAT_RGBA_DXT1
:
1584 case MESA_FORMAT_RGBA_DXT3
:
1585 case MESA_FORMAT_RGBA_DXT5
:
1588 case MESA_FORMAT_BPTC_RGBA_UNORM
:
1589 case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
:
1590 case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT
:
1591 case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT
:
1594 case MESA_FORMAT_RGBA_FLOAT32
:
1595 return format
== GL_RGBA
&& type
== GL_FLOAT
&& !swapBytes
;
1596 case MESA_FORMAT_RGBA_FLOAT16
:
1597 return format
== GL_RGBA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1599 case MESA_FORMAT_RGB_FLOAT32
:
1600 return format
== GL_RGB
&& type
== GL_FLOAT
&& !swapBytes
;
1601 case MESA_FORMAT_RGB_FLOAT16
:
1602 return format
== GL_RGB
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1604 case MESA_FORMAT_A_FLOAT32
:
1605 return format
== GL_ALPHA
&& type
== GL_FLOAT
&& !swapBytes
;
1606 case MESA_FORMAT_A_FLOAT16
:
1607 return format
== GL_ALPHA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1609 case MESA_FORMAT_L_FLOAT32
:
1610 return format
== GL_LUMINANCE
&& type
== GL_FLOAT
&& !swapBytes
;
1611 case MESA_FORMAT_L_FLOAT16
:
1612 return format
== GL_LUMINANCE
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1614 case MESA_FORMAT_LA_FLOAT32
:
1615 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_FLOAT
&& !swapBytes
;
1616 case MESA_FORMAT_LA_FLOAT16
:
1617 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1619 case MESA_FORMAT_I_FLOAT32
:
1620 return format
== GL_RED
&& type
== GL_FLOAT
&& !swapBytes
;
1621 case MESA_FORMAT_I_FLOAT16
:
1622 return format
== GL_RED
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1624 case MESA_FORMAT_R_FLOAT32
:
1625 return format
== GL_RED
&& type
== GL_FLOAT
&& !swapBytes
;
1626 case MESA_FORMAT_R_FLOAT16
:
1627 return format
== GL_RED
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1629 case MESA_FORMAT_RG_FLOAT32
:
1630 return format
== GL_RG
&& type
== GL_FLOAT
&& !swapBytes
;
1631 case MESA_FORMAT_RG_FLOAT16
:
1632 return format
== GL_RG
&& type
== GL_HALF_FLOAT
&& !swapBytes
;
1634 case MESA_FORMAT_A_UINT8
:
1635 return format
== GL_ALPHA_INTEGER
&& type
== GL_UNSIGNED_BYTE
;
1636 case MESA_FORMAT_A_UINT16
:
1637 return format
== GL_ALPHA_INTEGER
&& type
== GL_UNSIGNED_SHORT
&&
1639 case MESA_FORMAT_A_UINT32
:
1640 return format
== GL_ALPHA_INTEGER
&& type
== GL_UNSIGNED_INT
&&
1642 case MESA_FORMAT_A_SINT8
:
1643 return format
== GL_ALPHA_INTEGER
&& type
== GL_BYTE
;
1644 case MESA_FORMAT_A_SINT16
:
1645 return format
== GL_ALPHA_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1646 case MESA_FORMAT_A_SINT32
:
1647 return format
== GL_ALPHA_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1649 case MESA_FORMAT_I_UINT8
:
1650 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_BYTE
;
1651 case MESA_FORMAT_I_UINT16
:
1652 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1653 case MESA_FORMAT_I_UINT32
:
1654 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_INT
&& !swapBytes
;
1655 case MESA_FORMAT_I_SINT8
:
1656 return format
== GL_RED_INTEGER
&& type
== GL_BYTE
;
1657 case MESA_FORMAT_I_SINT16
:
1658 return format
== GL_RED_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1659 case MESA_FORMAT_I_SINT32
:
1660 return format
== GL_RED_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1662 case MESA_FORMAT_L_UINT8
:
1663 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_UNSIGNED_BYTE
;
1664 case MESA_FORMAT_L_UINT16
:
1665 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_UNSIGNED_SHORT
&&
1667 case MESA_FORMAT_L_UINT32
:
1668 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_UNSIGNED_INT
&&
1670 case MESA_FORMAT_L_SINT8
:
1671 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_BYTE
;
1672 case MESA_FORMAT_L_SINT16
:
1673 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_SHORT
&&
1675 case MESA_FORMAT_L_SINT32
:
1676 return format
== GL_LUMINANCE_INTEGER_EXT
&& type
== GL_INT
&& !swapBytes
;
1678 case MESA_FORMAT_LA_UINT8
:
1679 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&&
1680 type
== GL_UNSIGNED_BYTE
&& !swapBytes
;
1681 case MESA_FORMAT_LA_UINT16
:
1682 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&&
1683 type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1684 case MESA_FORMAT_LA_UINT32
:
1685 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&&
1686 type
== GL_UNSIGNED_INT
&& !swapBytes
;
1687 case MESA_FORMAT_LA_SINT8
:
1688 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&& type
== GL_BYTE
&&
1690 case MESA_FORMAT_LA_SINT16
:
1691 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&& type
== GL_SHORT
&&
1693 case MESA_FORMAT_LA_SINT32
:
1694 return format
== GL_LUMINANCE_ALPHA_INTEGER_EXT
&& type
== GL_INT
&&
1697 case MESA_FORMAT_R_SINT8
:
1698 return format
== GL_RED_INTEGER
&& type
== GL_BYTE
;
1699 case MESA_FORMAT_RG_SINT8
:
1700 return format
== GL_RG_INTEGER
&& type
== GL_BYTE
&& !swapBytes
;
1701 case MESA_FORMAT_RGB_SINT8
:
1702 return format
== GL_RGB_INTEGER
&& type
== GL_BYTE
&& !swapBytes
;
1703 case MESA_FORMAT_RGBA_SINT8
:
1704 return format
== GL_RGBA_INTEGER
&& type
== GL_BYTE
&& !swapBytes
;
1705 case MESA_FORMAT_R_SINT16
:
1706 return format
== GL_RED_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1707 case MESA_FORMAT_RG_SINT16
:
1708 return format
== GL_RG_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1709 case MESA_FORMAT_RGB_SINT16
:
1710 return format
== GL_RGB_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1711 case MESA_FORMAT_RGBA_SINT16
:
1712 return format
== GL_RGBA_INTEGER
&& type
== GL_SHORT
&& !swapBytes
;
1713 case MESA_FORMAT_R_SINT32
:
1714 return format
== GL_RED_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1715 case MESA_FORMAT_RG_SINT32
:
1716 return format
== GL_RG_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1717 case MESA_FORMAT_RGB_SINT32
:
1718 return format
== GL_RGB_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1719 case MESA_FORMAT_RGBA_SINT32
:
1720 return format
== GL_RGBA_INTEGER
&& type
== GL_INT
&& !swapBytes
;
1722 case MESA_FORMAT_R_UINT8
:
1723 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_BYTE
;
1724 case MESA_FORMAT_RG_UINT8
:
1725 return format
== GL_RG_INTEGER
&& type
== GL_UNSIGNED_BYTE
&& !swapBytes
;
1726 case MESA_FORMAT_RGB_UINT8
:
1727 return format
== GL_RGB_INTEGER
&& type
== GL_UNSIGNED_BYTE
&& !swapBytes
;
1728 case MESA_FORMAT_RGBA_UINT8
:
1729 return format
== GL_RGBA_INTEGER
&& type
== GL_UNSIGNED_BYTE
&&
1731 case MESA_FORMAT_R_UINT16
:
1732 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_SHORT
&&
1734 case MESA_FORMAT_RG_UINT16
:
1735 return format
== GL_RG_INTEGER
&& type
== GL_UNSIGNED_SHORT
&& !swapBytes
;
1736 case MESA_FORMAT_RGB_UINT16
:
1737 return format
== GL_RGB_INTEGER
&& type
== GL_UNSIGNED_SHORT
&&
1739 case MESA_FORMAT_RGBA_UINT16
:
1740 return format
== GL_RGBA_INTEGER
&& type
== GL_UNSIGNED_SHORT
&&
1742 case MESA_FORMAT_R_UINT32
:
1743 return format
== GL_RED_INTEGER
&& type
== GL_UNSIGNED_INT
&& !swapBytes
;
1744 case MESA_FORMAT_RG_UINT32
:
1745 return format
== GL_RG_INTEGER
&& type
== GL_UNSIGNED_INT
&& !swapBytes
;
1746 case MESA_FORMAT_RGB_UINT32
:
1747 return format
== GL_RGB_INTEGER
&& type
== GL_UNSIGNED_INT
&& !swapBytes
;
1748 case MESA_FORMAT_RGBA_UINT32
:
1749 return format
== GL_RGBA_INTEGER
&& type
== GL_UNSIGNED_INT
&& !swapBytes
;
1751 case MESA_FORMAT_R_SNORM8
:
1752 return format
== GL_RED
&& type
== GL_BYTE
;
1753 case MESA_FORMAT_R8G8_SNORM
:
1754 return format
== GL_RG
&& type
== GL_BYTE
&& littleEndian
&&
1756 case MESA_FORMAT_X8B8G8R8_SNORM
:
1759 case MESA_FORMAT_A8B8G8R8_SNORM
:
1760 if (format
== GL_RGBA
&& type
== GL_BYTE
&& !littleEndian
)
1763 if (format
== GL_ABGR_EXT
&& type
== GL_BYTE
&& littleEndian
)
1768 case MESA_FORMAT_R8G8B8A8_SNORM
:
1769 if (format
== GL_RGBA
&& type
== GL_BYTE
&& littleEndian
)
1772 if (format
== GL_ABGR_EXT
&& type
== GL_BYTE
&& !littleEndian
)
1777 case MESA_FORMAT_R_SNORM16
:
1778 return format
== GL_RED
&& type
== GL_SHORT
&&
1780 case MESA_FORMAT_R16G16_SNORM
:
1781 return format
== GL_RG
&& type
== GL_SHORT
&& littleEndian
&& !swapBytes
;
1782 case MESA_FORMAT_RGB_SNORM16
:
1783 return format
== GL_RGB
&& type
== GL_SHORT
&& !swapBytes
;
1784 case MESA_FORMAT_RGBA_SNORM16
:
1785 return format
== GL_RGBA
&& type
== GL_SHORT
&& !swapBytes
;
1786 case MESA_FORMAT_RGBA_UNORM16
:
1787 return format
== GL_RGBA
&& type
== GL_UNSIGNED_SHORT
&&
1790 case MESA_FORMAT_R_RGTC1_UNORM
:
1791 case MESA_FORMAT_R_RGTC1_SNORM
:
1792 case MESA_FORMAT_RG_RGTC2_UNORM
:
1793 case MESA_FORMAT_RG_RGTC2_SNORM
:
1796 case MESA_FORMAT_L_LATC1_UNORM
:
1797 case MESA_FORMAT_L_LATC1_SNORM
:
1798 case MESA_FORMAT_LA_LATC2_UNORM
:
1799 case MESA_FORMAT_LA_LATC2_SNORM
:
1802 case MESA_FORMAT_ETC1_RGB8
:
1803 case MESA_FORMAT_ETC2_RGB8
:
1804 case MESA_FORMAT_ETC2_SRGB8
:
1805 case MESA_FORMAT_ETC2_RGBA8_EAC
:
1806 case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
:
1807 case MESA_FORMAT_ETC2_R11_EAC
:
1808 case MESA_FORMAT_ETC2_RG11_EAC
:
1809 case MESA_FORMAT_ETC2_SIGNED_R11_EAC
:
1810 case MESA_FORMAT_ETC2_SIGNED_RG11_EAC
:
1811 case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
:
1812 case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
:
1815 case MESA_FORMAT_A_SNORM8
:
1816 return format
== GL_ALPHA
&& type
== GL_BYTE
;
1817 case MESA_FORMAT_L_SNORM8
:
1818 return format
== GL_LUMINANCE
&& type
== GL_BYTE
;
1819 case MESA_FORMAT_L8A8_SNORM
:
1820 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_BYTE
&&
1821 littleEndian
&& !swapBytes
;
1822 case MESA_FORMAT_A8L8_SNORM
:
1823 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_BYTE
&&
1824 !littleEndian
&& !swapBytes
;
1825 case MESA_FORMAT_I_SNORM8
:
1826 return format
== GL_RED
&& type
== GL_BYTE
;
1827 case MESA_FORMAT_A_SNORM16
:
1828 return format
== GL_ALPHA
&& type
== GL_SHORT
&& !swapBytes
;
1829 case MESA_FORMAT_L_SNORM16
:
1830 return format
== GL_LUMINANCE
&& type
== GL_SHORT
&& !swapBytes
;
1831 case MESA_FORMAT_LA_SNORM16
:
1832 return format
== GL_LUMINANCE_ALPHA
&& type
== GL_SHORT
&&
1833 littleEndian
&& !swapBytes
;
1834 case MESA_FORMAT_I_SNORM16
:
1835 return format
== GL_RED
&& type
== GL_SHORT
&& littleEndian
&&
1838 case MESA_FORMAT_B10G10R10A2_UINT
:
1839 return (format
== GL_BGRA_INTEGER_EXT
&&
1840 type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
1843 case MESA_FORMAT_R10G10B10A2_UINT
:
1844 return (format
== GL_RGBA_INTEGER_EXT
&&
1845 type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
1848 case MESA_FORMAT_R9G9B9E5_FLOAT
:
1849 return format
== GL_RGB
&& type
== GL_UNSIGNED_INT_5_9_9_9_REV
&&
1852 case MESA_FORMAT_R11G11B10_FLOAT
:
1853 return format
== GL_RGB
&& type
== GL_UNSIGNED_INT_10F_11F_11F_REV
&&
1856 case MESA_FORMAT_Z_FLOAT32
:
1857 return format
== GL_DEPTH_COMPONENT
&& type
== GL_FLOAT
&& !swapBytes
;
1859 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
1860 return format
== GL_DEPTH_STENCIL
&&
1861 type
== GL_FLOAT_32_UNSIGNED_INT_24_8_REV
&& !swapBytes
;
1863 case MESA_FORMAT_B4G4R4X4_UNORM
:
1864 case MESA_FORMAT_B5G5R5X1_UNORM
:
1865 case MESA_FORMAT_R8G8B8X8_SNORM
:
1866 case MESA_FORMAT_R8G8B8X8_SRGB
:
1867 case MESA_FORMAT_X8B8G8R8_SRGB
:
1868 case MESA_FORMAT_RGBX_UINT8
:
1869 case MESA_FORMAT_RGBX_SINT8
:
1870 case MESA_FORMAT_B10G10R10X2_UNORM
:
1871 case MESA_FORMAT_RGBX_UNORM16
:
1872 case MESA_FORMAT_RGBX_SNORM16
:
1873 case MESA_FORMAT_RGBX_FLOAT16
:
1874 case MESA_FORMAT_RGBX_UINT16
:
1875 case MESA_FORMAT_RGBX_SINT16
:
1876 case MESA_FORMAT_RGBX_FLOAT32
:
1877 case MESA_FORMAT_RGBX_UINT32
:
1878 case MESA_FORMAT_RGBX_SINT32
:
1881 case MESA_FORMAT_R10G10B10A2_UNORM
:
1882 return format
== GL_RGBA
&& type
== GL_UNSIGNED_INT_2_10_10_10_REV
&&
1885 case MESA_FORMAT_G8R8_SNORM
:
1886 return format
== GL_RG
&& type
== GL_BYTE
&& !littleEndian
&&
1889 case MESA_FORMAT_G16R16_SNORM
:
1890 return format
== GL_RG
&& type
== GL_SHORT
&& !littleEndian
&&
1893 case MESA_FORMAT_B8G8R8X8_SRGB
:
1894 case MESA_FORMAT_X8R8G8B8_SRGB
: