2 * Mesa 3-D graphics library
4 * Copyright (c) 2011 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
27 #include "format_unpack.h"
29 #include "../../gallium/auxiliary/util/u_format_rgb9e5.h"
30 #include "../../gallium/auxiliary/util/u_format_r11g11b10f.h"
31 #include "util/format_srgb.h"
34 /** Helper struct for MESA_FORMAT_Z32_FLOAT_S8X24_UINT */
42 /* Expand 1, 2, 3, 4, 5, 6-bit values to fill 8 bits */
44 #define EXPAND_1_8(X) ( (X) ? 0xff : 0x0 )
46 #define EXPAND_2_8(X) ( ((X) << 6) | ((X) << 4) | ((X) << 2) | (X) )
48 #define EXPAND_3_8(X) ( ((X) << 5) | ((X) << 2) | ((X) >> 1) )
50 #define EXPAND_4_8(X) ( ((X) << 4) | (X) )
52 #define EXPAND_5_8(X) ( ((X) << 3) | ((X) >> 2) )
54 #define EXPAND_6_8(X) ( ((X) << 2) | ((X) >> 4) )
57 /**********************************************************************/
58 /* Unpack, returning GLfloat colors */
59 /**********************************************************************/
61 typedef void (*unpack_rgba_func
)(const void *src
, GLfloat dst
[][4], GLuint n
);
65 unpack_A8B8G8R8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
67 const GLuint
*s
= ((const GLuint
*) src
);
69 for (i
= 0; i
< n
; i
++) {
70 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
71 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
72 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
73 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
78 unpack_R8G8B8A8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
80 const GLuint
*s
= ((const GLuint
*) src
);
82 for (i
= 0; i
< n
; i
++) {
83 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
84 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
85 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
86 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
91 unpack_B8G8R8A8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
93 const GLuint
*s
= ((const GLuint
*) src
);
95 for (i
= 0; i
< n
; i
++) {
96 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
97 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
98 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
99 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
104 unpack_A8R8G8B8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
106 const GLuint
*s
= ((const GLuint
*) src
);
108 for (i
= 0; i
< n
; i
++) {
109 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
110 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
111 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
112 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
117 unpack_RGBX8888(const void *src
, GLfloat dst
[][4], GLuint n
)
119 const GLuint
*s
= ((const GLuint
*) src
);
121 for (i
= 0; i
< n
; i
++) {
122 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
123 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
124 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
125 dst
[i
][ACOMP
] = 1.0f
;
130 unpack_RGBX8888_REV(const void *src
, GLfloat dst
[][4], GLuint n
)
132 const GLuint
*s
= ((const GLuint
*) src
);
134 for (i
= 0; i
< n
; i
++) {
135 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
136 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
137 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
138 dst
[i
][ACOMP
] = 1.0f
;
143 unpack_B8G8R8X8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
145 const GLuint
*s
= ((const GLuint
*) src
);
147 for (i
= 0; i
< n
; i
++) {
148 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
149 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
150 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] ) & 0xff );
151 dst
[i
][ACOMP
] = 1.0f
;
156 unpack_X8R8G8B8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
158 const GLuint
*s
= ((const GLuint
*) src
);
160 for (i
= 0; i
< n
; i
++) {
161 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 8) & 0xff );
162 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 16) & 0xff );
163 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( (s
[i
] >> 24) );
164 dst
[i
][ACOMP
] = 1.0f
;
169 unpack_BGR_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
171 const GLubyte
*s
= (const GLubyte
*) src
;
173 for (i
= 0; i
< n
; i
++) {
174 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+2] );
175 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+1] );
176 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+0] );
177 dst
[i
][ACOMP
] = 1.0F
;
182 unpack_RGB_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
184 const GLubyte
*s
= (const GLubyte
*) src
;
186 for (i
= 0; i
< n
; i
++) {
187 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+0] );
188 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+1] );
189 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( s
[i
*3+2] );
190 dst
[i
][ACOMP
] = 1.0F
;
195 unpack_B5G6R5_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
197 const GLushort
*s
= ((const GLushort
*) src
);
199 for (i
= 0; i
< n
; i
++) {
200 dst
[i
][RCOMP
] = ((s
[i
] >> 11) & 0x1f) * (1.0F
/ 31.0F
);
201 dst
[i
][GCOMP
] = ((s
[i
] >> 5 ) & 0x3f) * (1.0F
/ 63.0F
);
202 dst
[i
][BCOMP
] = ((s
[i
] ) & 0x1f) * (1.0F
/ 31.0F
);
203 dst
[i
][ACOMP
] = 1.0F
;
208 unpack_R5G6B5_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
210 /* Warning: this function does not match the current Mesa definition
211 * of MESA_FORMAT_R5G6B5_UNORM.
213 const GLushort
*s
= ((const GLushort
*) src
);
215 for (i
= 0; i
< n
; i
++) {
216 GLuint t
= (s
[i
] >> 8) | (s
[i
] << 8); /* byte swap */
217 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( ((t
>> 8) & 0xf8) | ((t
>> 13) & 0x7) );
218 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( ((t
>> 3) & 0xfc) | ((t
>> 9) & 0x3) );
219 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( ((t
<< 3) & 0xf8) | ((t
>> 2) & 0x7) );
220 dst
[i
][ACOMP
] = 1.0F
;
225 unpack_B4G4R4A4_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
227 const GLushort
*s
= ((const GLushort
*) src
);
229 for (i
= 0; i
< n
; i
++) {
230 dst
[i
][RCOMP
] = ((s
[i
] >> 8) & 0xf) * (1.0F
/ 15.0F
);
231 dst
[i
][GCOMP
] = ((s
[i
] >> 4) & 0xf) * (1.0F
/ 15.0F
);
232 dst
[i
][BCOMP
] = ((s
[i
] ) & 0xf) * (1.0F
/ 15.0F
);
233 dst
[i
][ACOMP
] = ((s
[i
] >> 12) & 0xf) * (1.0F
/ 15.0F
);
238 unpack_A4R4G4B4_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
240 const GLushort
*s
= ((const GLushort
*) src
);
242 for (i
= 0; i
< n
; i
++) {
243 dst
[i
][RCOMP
] = ((s
[i
] >> 4) & 0xf) * (1.0F
/ 15.0F
);
244 dst
[i
][GCOMP
] = ((s
[i
] >> 8) & 0xf) * (1.0F
/ 15.0F
);
245 dst
[i
][BCOMP
] = ((s
[i
] >> 12) & 0xf) * (1.0F
/ 15.0F
);
246 dst
[i
][ACOMP
] = ((s
[i
] ) & 0xf) * (1.0F
/ 15.0F
);
251 unpack_A1B5G5R5_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
253 const GLushort
*s
= ((const GLushort
*) src
);
255 for (i
= 0; i
< n
; i
++) {
256 dst
[i
][RCOMP
] = ((s
[i
] >> 11) & 0x1f) * (1.0F
/ 31.0F
);
257 dst
[i
][GCOMP
] = ((s
[i
] >> 6) & 0x1f) * (1.0F
/ 31.0F
);
258 dst
[i
][BCOMP
] = ((s
[i
] >> 1) & 0x1f) * (1.0F
/ 31.0F
);
259 dst
[i
][ACOMP
] = ((s
[i
] ) & 0x01) * 1.0F
;
264 unpack_B5G5R5A1_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
266 const GLushort
*s
= ((const GLushort
*) src
);
268 for (i
= 0; i
< n
; i
++) {
269 dst
[i
][RCOMP
] = ((s
[i
] >> 10) & 0x1f) * (1.0F
/ 31.0F
);
270 dst
[i
][GCOMP
] = ((s
[i
] >> 5) & 0x1f) * (1.0F
/ 31.0F
);
271 dst
[i
][BCOMP
] = ((s
[i
] >> 0) & 0x1f) * (1.0F
/ 31.0F
);
272 dst
[i
][ACOMP
] = ((s
[i
] >> 15) & 0x01) * 1.0F
;
277 unpack_A1R5G5B5_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
279 /* Warning: this function does not match the current Mesa definition
280 * of MESA_FORMAT_A1R5G5B5_UNORM.
282 const GLushort
*s
= ((const GLushort
*) src
);
284 for (i
= 0; i
< n
; i
++) {
285 GLushort tmp
= (s
[i
] << 8) | (s
[i
] >> 8); /* byteswap */
286 dst
[i
][RCOMP
] = ((tmp
>> 10) & 0x1f) * (1.0F
/ 31.0F
);
287 dst
[i
][GCOMP
] = ((tmp
>> 5) & 0x1f) * (1.0F
/ 31.0F
);
288 dst
[i
][BCOMP
] = ((tmp
>> 0) & 0x1f) * (1.0F
/ 31.0F
);
289 dst
[i
][ACOMP
] = ((tmp
>> 15) & 0x01) * 1.0F
;
294 unpack_L4A4_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
296 const GLubyte
*s
= ((const GLubyte
*) src
);
298 for (i
= 0; i
< n
; i
++) {
301 dst
[i
][BCOMP
] = (s
[i
] & 0xf) * (1.0F
/ 15.0F
);
302 dst
[i
][ACOMP
] = ((s
[i
] >> 4) & 0xf) * (1.0F
/ 15.0F
);
307 unpack_L8A8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
309 const GLushort
*s
= ((const GLushort
*) src
);
311 for (i
= 0; i
< n
; i
++) {
314 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( s
[i
] & 0xff );
315 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 8 );
320 unpack_A8L8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
322 const GLushort
*s
= ((const GLushort
*) src
);
324 for (i
= 0; i
< n
; i
++) {
327 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 8 );
328 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] & 0xff );
333 unpack_L16A16_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
335 const GLuint
*s
= ((const GLuint
*) src
);
337 for (i
= 0; i
< n
; i
++) {
340 dst
[i
][BCOMP
] = USHORT_TO_FLOAT( s
[i
] & 0xffff );
341 dst
[i
][ACOMP
] = USHORT_TO_FLOAT( s
[i
] >> 16 );
346 unpack_A16L16_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
348 const GLuint
*s
= ((const GLuint
*) src
);
350 for (i
= 0; i
< n
; i
++) {
353 dst
[i
][BCOMP
] = USHORT_TO_FLOAT( s
[i
] >> 16 );
354 dst
[i
][ACOMP
] = USHORT_TO_FLOAT( s
[i
] & 0xffff );
359 unpack_B2G3R3_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
361 const GLubyte
*s
= ((const GLubyte
*) src
);
363 for (i
= 0; i
< n
; i
++) {
364 dst
[i
][RCOMP
] = ((s
[i
] >> 5) & 0x7) * (1.0F
/ 7.0F
);
365 dst
[i
][GCOMP
] = ((s
[i
] >> 2) & 0x7) * (1.0F
/ 7.0F
);
366 dst
[i
][BCOMP
] = ((s
[i
] ) & 0x3) * (1.0F
/ 3.0F
);
367 dst
[i
][ACOMP
] = 1.0F
;
373 unpack_A_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
375 const GLubyte
*s
= ((const GLubyte
*) src
);
377 for (i
= 0; i
< n
; i
++) {
380 dst
[i
][BCOMP
] = 0.0F
;
381 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT(s
[i
]);
386 unpack_A_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
388 const GLushort
*s
= ((const GLushort
*) src
);
390 for (i
= 0; i
< n
; i
++) {
393 dst
[i
][BCOMP
] = 0.0F
;
394 dst
[i
][ACOMP
] = USHORT_TO_FLOAT(s
[i
]);
399 unpack_L_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
401 const GLubyte
*s
= ((const GLubyte
*) src
);
403 for (i
= 0; i
< n
; i
++) {
406 dst
[i
][BCOMP
] = UBYTE_TO_FLOAT(s
[i
]);
407 dst
[i
][ACOMP
] = 1.0F
;
412 unpack_L_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
414 const GLushort
*s
= ((const GLushort
*) src
);
416 for (i
= 0; i
< n
; i
++) {
419 dst
[i
][BCOMP
] = USHORT_TO_FLOAT(s
[i
]);
420 dst
[i
][ACOMP
] = 1.0F
;
425 unpack_I_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
427 const GLubyte
*s
= ((const GLubyte
*) src
);
429 for (i
= 0; i
< n
; i
++) {
433 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT(s
[i
]);
438 unpack_I_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
440 const GLushort
*s
= ((const GLushort
*) src
);
442 for (i
= 0; i
< n
; i
++) {
446 dst
[i
][ACOMP
] = USHORT_TO_FLOAT(s
[i
]);
451 unpack_YCBCR(const void *src
, GLfloat dst
[][4], GLuint n
)
454 for (i
= 0; i
< n
; i
++) {
455 const GLushort
*src0
= ((const GLushort
*) src
) + i
* 2; /* even */
456 const GLushort
*src1
= src0
+ 1; /* odd */
457 const GLubyte y0
= (*src0
>> 8) & 0xff; /* luminance */
458 const GLubyte cb
= *src0
& 0xff; /* chroma U */
459 const GLubyte y1
= (*src1
>> 8) & 0xff; /* luminance */
460 const GLubyte cr
= *src1
& 0xff; /* chroma V */
461 const GLubyte y
= (i
& 1) ? y1
: y0
; /* choose even/odd luminance */
462 GLfloat r
= 1.164F
* (y
- 16) + 1.596F
* (cr
- 128);
463 GLfloat g
= 1.164F
* (y
- 16) - 0.813F
* (cr
- 128) - 0.391F
* (cb
- 128);
464 GLfloat b
= 1.164F
* (y
- 16) + 2.018F
* (cb
- 128);
465 r
*= (1.0F
/ 255.0F
);
466 g
*= (1.0F
/ 255.0F
);
467 b
*= (1.0F
/ 255.0F
);
468 dst
[i
][RCOMP
] = CLAMP(r
, 0.0F
, 1.0F
);
469 dst
[i
][GCOMP
] = CLAMP(g
, 0.0F
, 1.0F
);
470 dst
[i
][BCOMP
] = CLAMP(b
, 0.0F
, 1.0F
);
471 dst
[i
][ACOMP
] = 1.0F
;
476 unpack_YCBCR_REV(const void *src
, GLfloat dst
[][4], GLuint n
)
479 for (i
= 0; i
< n
; i
++) {
480 const GLushort
*src0
= ((const GLushort
*) src
) + i
* 2; /* even */
481 const GLushort
*src1
= src0
+ 1; /* odd */
482 const GLubyte y0
= *src0
& 0xff; /* luminance */
483 const GLubyte cr
= (*src0
>> 8) & 0xff; /* chroma V */
484 const GLubyte y1
= *src1
& 0xff; /* luminance */
485 const GLubyte cb
= (*src1
>> 8) & 0xff; /* chroma U */
486 const GLubyte y
= (i
& 1) ? y1
: y0
; /* choose even/odd luminance */
487 GLfloat r
= 1.164F
* (y
- 16) + 1.596F
* (cr
- 128);
488 GLfloat g
= 1.164F
* (y
- 16) - 0.813F
* (cr
- 128) - 0.391F
* (cb
- 128);
489 GLfloat b
= 1.164F
* (y
- 16) + 2.018F
* (cb
- 128);
490 r
*= (1.0F
/ 255.0F
);
491 g
*= (1.0F
/ 255.0F
);
492 b
*= (1.0F
/ 255.0F
);
493 dst
[i
][RCOMP
] = CLAMP(r
, 0.0F
, 1.0F
);
494 dst
[i
][GCOMP
] = CLAMP(g
, 0.0F
, 1.0F
);
495 dst
[i
][BCOMP
] = CLAMP(b
, 0.0F
, 1.0F
);
496 dst
[i
][ACOMP
] = 1.0F
;
501 unpack_R_UNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
503 const GLubyte
*s
= ((const GLubyte
*) src
);
505 for (i
= 0; i
< n
; i
++) {
506 dst
[i
][0] = UBYTE_TO_FLOAT(s
[i
]);
514 unpack_R8G8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
516 const GLushort
*s
= ((const GLushort
*) src
);
518 for (i
= 0; i
< n
; i
++) {
519 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( s
[i
] & 0xff );
520 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 8 );
527 unpack_G8R8_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
529 const GLushort
*s
= ((const GLushort
*) src
);
531 for (i
= 0; i
< n
; i
++) {
532 dst
[i
][RCOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 8 );
533 dst
[i
][GCOMP
] = UBYTE_TO_FLOAT( s
[i
] & 0xff );
540 unpack_R_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
542 const GLushort
*s
= ((const GLushort
*) src
);
544 for (i
= 0; i
< n
; i
++) {
545 dst
[i
][RCOMP
] = USHORT_TO_FLOAT(s
[i
]);
553 unpack_R16G16_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
555 const GLuint
*s
= ((const GLuint
*) src
);
557 for (i
= 0; i
< n
; i
++) {
558 dst
[i
][RCOMP
] = USHORT_TO_FLOAT( s
[i
] & 0xffff );
559 dst
[i
][GCOMP
] = USHORT_TO_FLOAT( s
[i
] >> 16 );
566 unpack_G16R16_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
568 const GLuint
*s
= ((const GLuint
*) src
);
570 for (i
= 0; i
< n
; i
++) {
571 dst
[i
][RCOMP
] = USHORT_TO_FLOAT( s
[i
] >> 16 );
572 dst
[i
][GCOMP
] = USHORT_TO_FLOAT( s
[i
] & 0xffff );
579 unpack_B10G10R10A2_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
581 const GLuint
*s
= ((const GLuint
*) src
);
583 for (i
= 0; i
< n
; i
++) {
584 dst
[i
][RCOMP
] = ((s
[i
] >> 20) & 0x3ff) * (1.0F
/ 1023.0F
);
585 dst
[i
][GCOMP
] = ((s
[i
] >> 10) & 0x3ff) * (1.0F
/ 1023.0F
);
586 dst
[i
][BCOMP
] = ((s
[i
] >> 0) & 0x3ff) * (1.0F
/ 1023.0F
);
587 dst
[i
][ACOMP
] = ((s
[i
] >> 30) & 0x03) * (1.0F
/ 3.0F
);
593 unpack_B10G10R10A2_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
595 const GLuint
*s
= (const GLuint
*) src
;
597 for (i
= 0; i
< n
; i
++) {
598 dst
[i
][RCOMP
] = (GLfloat
)((s
[i
] >> 20) & 0x3ff);
599 dst
[i
][GCOMP
] = (GLfloat
)((s
[i
] >> 10) & 0x3ff);
600 dst
[i
][BCOMP
] = (GLfloat
)((s
[i
] >> 0) & 0x3ff);
601 dst
[i
][ACOMP
] = (GLfloat
)((s
[i
] >> 30) & 0x03);
607 unpack_R10G10B10A2_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
609 const GLuint
*s
= ((const GLuint
*) src
);
611 for (i
= 0; i
< n
; i
++) {
612 dst
[i
][RCOMP
] = (GLfloat
)((s
[i
] >> 0) & 0x3ff);
613 dst
[i
][GCOMP
] = (GLfloat
)((s
[i
] >> 10) & 0x3ff);
614 dst
[i
][BCOMP
] = (GLfloat
)((s
[i
] >> 20) & 0x3ff);
615 dst
[i
][ACOMP
] = (GLfloat
)((s
[i
] >> 30) & 0x03);
621 unpack_S8_UINT_Z24_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
623 /* only return Z, not stencil data */
624 const GLuint
*s
= ((const GLuint
*) src
);
625 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
627 for (i
= 0; i
< n
; i
++) {
630 dst
[i
][2] = (GLfloat
) ((s
[i
] >> 8) * scale
);
632 ASSERT(dst
[i
][0] >= 0.0F
);
633 ASSERT(dst
[i
][0] <= 1.0F
);
638 unpack_Z24_UNORM_S8_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
640 /* only return Z, not stencil data */
641 const GLuint
*s
= ((const GLuint
*) src
);
642 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
644 for (i
= 0; i
< n
; i
++) {
647 dst
[i
][2] = (float) ((s
[i
] & 0x00ffffff) * scale
);
649 ASSERT(dst
[i
][0] >= 0.0F
);
650 ASSERT(dst
[i
][0] <= 1.0F
);
655 unpack_Z_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
657 const GLushort
*s
= ((const GLushort
*) src
);
659 for (i
= 0; i
< n
; i
++) {
662 dst
[i
][2] = s
[i
] * (1.0F
/ 65535.0F
);
668 unpack_Z24_UNORM_X8_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
670 unpack_Z24_UNORM_S8_UINT(src
, dst
, n
);
674 unpack_X8_UINT_Z24_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
676 unpack_S8_UINT_Z24_UNORM(src
, dst
, n
);
680 unpack_Z_UNORM32(const void *src
, GLfloat dst
[][4], GLuint n
)
682 const GLuint
*s
= ((const GLuint
*) src
);
684 for (i
= 0; i
< n
; i
++) {
687 dst
[i
][2] = s
[i
] * (1.0F
/ 0xffffffff);
693 unpack_Z32_FLOAT_S8X24_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
695 const struct z32f_x24s8
*s
= (const struct z32f_x24s8
*) src
;
697 for (i
= 0; i
< n
; i
++) {
706 unpack_Z_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
708 const GLfloat
*s
= ((const GLfloat
*) src
);
710 for (i
= 0; i
< n
; i
++) {
720 unpack_S8(const void *src
, GLfloat dst
[][4], GLuint n
)
722 /* should never be used */
724 for (i
= 0; i
< n
; i
++) {
734 unpack_BGR_SRGB8(const void *src
, GLfloat dst
[][4], GLuint n
)
736 const GLubyte
*s
= (const GLubyte
*) src
;
738 for (i
= 0; i
< n
; i
++) {
739 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float(s
[i
*3+2]);
740 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float(s
[i
*3+1]);
741 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float(s
[i
*3+0]);
742 dst
[i
][ACOMP
] = 1.0F
;
747 unpack_A8B8G8R8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
749 const GLuint
*s
= ((const GLuint
*) src
);
751 for (i
= 0; i
< n
; i
++) {
752 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 24) );
753 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 16) & 0xff );
754 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 8) & 0xff );
755 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] & 0xff ); /* linear! */
760 unpack_B8G8R8A8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
762 const GLuint
*s
= ((const GLuint
*) src
);
764 for (i
= 0; i
< n
; i
++) {
765 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 16) & 0xff );
766 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 8) & 0xff );
767 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] ) & 0xff );
768 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 24 ); /* linear! */
773 unpack_R8G8B8A8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
775 const GLuint
*s
= ((const GLuint
*) src
);
777 for (i
= 0; i
< n
; i
++) {
778 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] ) & 0xff );
779 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 8) & 0xff );
780 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 16) & 0xff );
781 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 24 ); /* linear! */
786 unpack_L_SRGB8(const void *src
, GLfloat dst
[][4], GLuint n
)
788 const GLubyte
*s
= ((const GLubyte
*) src
);
790 for (i
= 0; i
< n
; i
++) {
793 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float(s
[i
]);
794 dst
[i
][ACOMP
] = 1.0F
;
799 unpack_L8A8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
801 const GLushort
*s
= (const GLushort
*) src
;
803 for (i
= 0; i
< n
; i
++) {
806 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float(s
[i
] & 0xff);
807 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT(s
[i
] >> 8); /* linear! */
812 unpack_SRGB_DXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
817 unpack_SRGBA_DXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
822 unpack_SRGBA_DXT3(const void *src
, GLfloat dst
[][4], GLuint n
)
827 unpack_SRGBA_DXT5(const void *src
, GLfloat dst
[][4], GLuint n
)
832 unpack_RGB_FXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
837 unpack_RGBA_FXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
842 unpack_RGB_DXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
847 unpack_RGBA_DXT1(const void *src
, GLfloat dst
[][4], GLuint n
)
852 unpack_RGBA_DXT3(const void *src
, GLfloat dst
[][4], GLuint n
)
857 unpack_RGBA_DXT5(const void *src
, GLfloat dst
[][4], GLuint n
)
863 unpack_RGBA_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
865 const GLfloat
*s
= (const GLfloat
*) src
;
867 for (i
= 0; i
< n
; i
++) {
868 dst
[i
][RCOMP
] = s
[i
*4+0];
869 dst
[i
][GCOMP
] = s
[i
*4+1];
870 dst
[i
][BCOMP
] = s
[i
*4+2];
871 dst
[i
][ACOMP
] = s
[i
*4+3];
876 unpack_RGBA_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
878 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
880 for (i
= 0; i
< n
; i
++) {
881 dst
[i
][RCOMP
] = _mesa_half_to_float(s
[i
*4+0]);
882 dst
[i
][GCOMP
] = _mesa_half_to_float(s
[i
*4+1]);
883 dst
[i
][BCOMP
] = _mesa_half_to_float(s
[i
*4+2]);
884 dst
[i
][ACOMP
] = _mesa_half_to_float(s
[i
*4+3]);
889 unpack_RGB_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
891 const GLfloat
*s
= (const GLfloat
*) src
;
893 for (i
= 0; i
< n
; i
++) {
894 dst
[i
][RCOMP
] = s
[i
*3+0];
895 dst
[i
][GCOMP
] = s
[i
*3+1];
896 dst
[i
][BCOMP
] = s
[i
*3+2];
897 dst
[i
][ACOMP
] = 1.0F
;
902 unpack_RGB_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
904 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
906 for (i
= 0; i
< n
; i
++) {
907 dst
[i
][RCOMP
] = _mesa_half_to_float(s
[i
*3+0]);
908 dst
[i
][GCOMP
] = _mesa_half_to_float(s
[i
*3+1]);
909 dst
[i
][BCOMP
] = _mesa_half_to_float(s
[i
*3+2]);
910 dst
[i
][ACOMP
] = 1.0F
;
915 unpack_A_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
917 const GLfloat
*s
= (const GLfloat
*) src
;
919 for (i
= 0; i
< n
; i
++) {
922 dst
[i
][BCOMP
] = 0.0F
;
923 dst
[i
][ACOMP
] = s
[i
];
928 unpack_A_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
930 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
932 for (i
= 0; i
< n
; i
++) {
935 dst
[i
][BCOMP
] = 0.0F
;
936 dst
[i
][ACOMP
] = _mesa_half_to_float(s
[i
]);
941 unpack_L_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
943 const GLfloat
*s
= (const GLfloat
*) src
;
945 for (i
= 0; i
< n
; i
++) {
948 dst
[i
][BCOMP
] = s
[i
];
949 dst
[i
][ACOMP
] = 1.0F
;
954 unpack_L_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
956 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
958 for (i
= 0; i
< n
; i
++) {
961 dst
[i
][BCOMP
] = _mesa_half_to_float(s
[i
]);
962 dst
[i
][ACOMP
] = 1.0F
;
967 unpack_LA_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
969 const GLfloat
*s
= (const GLfloat
*) src
;
971 for (i
= 0; i
< n
; i
++) {
974 dst
[i
][BCOMP
] = s
[i
*2+0];
975 dst
[i
][ACOMP
] = s
[i
*2+1];
980 unpack_LA_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
982 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
984 for (i
= 0; i
< n
; i
++) {
987 dst
[i
][BCOMP
] = _mesa_half_to_float(s
[i
*2+0]);
988 dst
[i
][ACOMP
] = _mesa_half_to_float(s
[i
*2+1]);
993 unpack_I_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
995 const GLfloat
*s
= (const GLfloat
*) src
;
997 for (i
= 0; i
< n
; i
++) {
1001 dst
[i
][ACOMP
] = s
[i
];
1006 unpack_I_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1008 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
1010 for (i
= 0; i
< n
; i
++) {
1014 dst
[i
][ACOMP
] = _mesa_half_to_float(s
[i
]);
1019 unpack_R_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1021 const GLfloat
*s
= (const GLfloat
*) src
;
1023 for (i
= 0; i
< n
; i
++) {
1024 dst
[i
][RCOMP
] = s
[i
];
1025 dst
[i
][GCOMP
] = 0.0F
;
1026 dst
[i
][BCOMP
] = 0.0F
;
1027 dst
[i
][ACOMP
] = 1.0F
;
1032 unpack_R_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1034 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
1036 for (i
= 0; i
< n
; i
++) {
1037 dst
[i
][RCOMP
] = _mesa_half_to_float(s
[i
]);
1038 dst
[i
][GCOMP
] = 0.0F
;
1039 dst
[i
][BCOMP
] = 0.0F
;
1040 dst
[i
][ACOMP
] = 1.0F
;
1045 unpack_RG_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1047 const GLfloat
*s
= (const GLfloat
*) src
;
1049 for (i
= 0; i
< n
; i
++) {
1050 dst
[i
][RCOMP
] = s
[i
*2+0];
1051 dst
[i
][GCOMP
] = s
[i
*2+1];
1052 dst
[i
][BCOMP
] = 0.0F
;
1053 dst
[i
][ACOMP
] = 1.0F
;
1058 unpack_RG_FLOAT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1060 const GLhalfARB
*s
= (const GLhalfARB
*) src
;
1062 for (i
= 0; i
< n
; i
++) {
1063 dst
[i
][RCOMP
] = _mesa_half_to_float(s
[i
*2+0]);
1064 dst
[i
][GCOMP
] = _mesa_half_to_float(s
[i
*2+1]);
1065 dst
[i
][BCOMP
] = 0.0F
;
1066 dst
[i
][ACOMP
] = 1.0F
;
1071 unpack_ALPHA_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1073 const GLubyte
*s
= (const GLubyte
*) src
;
1075 for (i
= 0; i
< n
; i
++) {
1078 dst
[i
][BCOMP
] = 0.0;
1079 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1084 unpack_ALPHA_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1086 const GLushort
*s
= (const GLushort
*) src
;
1088 for (i
= 0; i
< n
; i
++) {
1091 dst
[i
][BCOMP
] = 0.0;
1092 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1097 unpack_ALPHA_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1099 const GLuint
*s
= (const GLuint
*) src
;
1101 for (i
= 0; i
< n
; i
++) {
1104 dst
[i
][BCOMP
] = 0.0;
1105 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1110 unpack_ALPHA_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1112 const GLbyte
*s
= (const GLbyte
*) src
;
1114 for (i
= 0; i
< n
; i
++) {
1117 dst
[i
][BCOMP
] = 0.0;
1118 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1123 unpack_ALPHA_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1125 const GLshort
*s
= (const GLshort
*) src
;
1127 for (i
= 0; i
< n
; i
++) {
1130 dst
[i
][BCOMP
] = 0.0;
1131 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1136 unpack_ALPHA_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1138 const GLint
*s
= (const GLint
*) src
;
1140 for (i
= 0; i
< n
; i
++) {
1143 dst
[i
][BCOMP
] = 0.0;
1144 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1149 unpack_INTENSITY_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1151 const GLubyte
*s
= (const GLubyte
*) src
;
1153 for (i
= 0; i
< n
; i
++) {
1157 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1162 unpack_INTENSITY_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1164 const GLushort
*s
= (const GLushort
*) src
;
1166 for (i
= 0; i
< n
; i
++) {
1170 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1175 unpack_INTENSITY_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1177 const GLuint
*s
= (const GLuint
*) src
;
1179 for (i
= 0; i
< n
; i
++) {
1183 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1188 unpack_INTENSITY_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1190 const GLbyte
*s
= (const GLbyte
*) src
;
1192 for (i
= 0; i
< n
; i
++) {
1196 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1201 unpack_INTENSITY_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1203 const GLshort
*s
= (const GLshort
*) src
;
1205 for (i
= 0; i
< n
; i
++) {
1209 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1214 unpack_INTENSITY_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1216 const GLint
*s
= (const GLint
*) src
;
1218 for (i
= 0; i
< n
; i
++) {
1222 dst
[i
][ACOMP
] = (GLfloat
) s
[i
];
1227 unpack_LUMINANCE_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1229 const GLubyte
*s
= (const GLubyte
*) src
;
1231 for (i
= 0; i
< n
; i
++) {
1232 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1233 dst
[i
][ACOMP
] = 1.0;
1238 unpack_LUMINANCE_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1240 const GLushort
*s
= (const GLushort
*) src
;
1242 for (i
= 0; i
< n
; i
++) {
1243 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1244 dst
[i
][ACOMP
] = 1.0;
1249 unpack_LUMINANCE_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1251 const GLuint
*s
= (const GLuint
*) src
;
1253 for (i
= 0; i
< n
; i
++) {
1254 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1255 dst
[i
][ACOMP
] = 1.0;
1260 unpack_LUMINANCE_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1262 const GLbyte
*s
= (const GLbyte
*) src
;
1264 for (i
= 0; i
< n
; i
++) {
1265 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1266 dst
[i
][ACOMP
] = 1.0;
1271 unpack_LUMINANCE_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1273 const GLshort
*s
= (const GLshort
*) src
;
1275 for (i
= 0; i
< n
; i
++) {
1276 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1277 dst
[i
][ACOMP
] = 1.0;
1282 unpack_LUMINANCE_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1284 const GLint
*s
= (const GLint
*) src
;
1286 for (i
= 0; i
< n
; i
++) {
1287 dst
[i
][RCOMP
] = dst
[i
][GCOMP
] = dst
[i
][BCOMP
] = (GLfloat
) s
[i
];
1288 dst
[i
][ACOMP
] = 1.0;
1293 unpack_LUMINANCE_ALPHA_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1295 const GLubyte
*s
= (const GLubyte
*) src
;
1297 for (i
= 0; i
< n
; i
++) {
1300 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1301 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1306 unpack_LUMINANCE_ALPHA_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1308 const GLushort
*s
= (const GLushort
*) src
;
1310 for (i
= 0; i
< n
; i
++) {
1313 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1314 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1319 unpack_LUMINANCE_ALPHA_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1321 const GLuint
*s
= (const GLuint
*) src
;
1323 for (i
= 0; i
< n
; i
++) {
1326 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1327 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1332 unpack_LUMINANCE_ALPHA_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1334 const GLbyte
*s
= (const GLbyte
*) src
;
1336 for (i
= 0; i
< n
; i
++) {
1339 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1340 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1345 unpack_LUMINANCE_ALPHA_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1347 const GLshort
*s
= (const GLshort
*) src
;
1349 for (i
= 0; i
< n
; i
++) {
1352 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1353 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1358 unpack_LUMINANCE_ALPHA_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1360 const GLint
*s
= (const GLint
*) src
;
1362 for (i
= 0; i
< n
; i
++) {
1365 dst
[i
][BCOMP
] = (GLfloat
) s
[2*i
+0];
1366 dst
[i
][ACOMP
] = (GLfloat
) s
[2*i
+1];
1371 unpack_R_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1373 const GLbyte
*s
= (const GLbyte
*) src
;
1375 for (i
= 0; i
< n
; i
++) {
1376 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1377 dst
[i
][GCOMP
] = 0.0;
1378 dst
[i
][BCOMP
] = 0.0;
1379 dst
[i
][ACOMP
] = 1.0;
1384 unpack_RG_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1386 const GLbyte
*s
= (const GLbyte
*) src
;
1388 for (i
= 0; i
< n
; i
++) {
1389 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1390 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1391 dst
[i
][BCOMP
] = 0.0;
1392 dst
[i
][ACOMP
] = 1.0;
1397 unpack_RGB_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1399 const GLbyte
*s
= (const GLbyte
*) src
;
1401 for (i
= 0; i
< n
; i
++) {
1402 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1403 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1404 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1405 dst
[i
][ACOMP
] = 1.0;
1410 unpack_RGBA_INT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1412 const GLbyte
*s
= (const GLbyte
*) src
;
1414 for (i
= 0; i
< n
; i
++) {
1415 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1416 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1417 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1418 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1423 unpack_R_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1425 const GLshort
*s
= (const GLshort
*) src
;
1427 for (i
= 0; i
< n
; i
++) {
1428 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1429 dst
[i
][GCOMP
] = 0.0;
1430 dst
[i
][BCOMP
] = 0.0;
1431 dst
[i
][ACOMP
] = 1.0;
1436 unpack_RG_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1438 const GLshort
*s
= (const GLshort
*) src
;
1440 for (i
= 0; i
< n
; i
++) {
1441 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1442 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1443 dst
[i
][BCOMP
] = 0.0;
1444 dst
[i
][ACOMP
] = 1.0;
1449 unpack_RGB_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1451 const GLshort
*s
= (const GLshort
*) src
;
1453 for (i
= 0; i
< n
; i
++) {
1454 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1455 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1456 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1457 dst
[i
][ACOMP
] = 1.0;
1462 unpack_RGBA_INT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1464 const GLshort
*s
= (const GLshort
*) src
;
1466 for (i
= 0; i
< n
; i
++) {
1467 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1468 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1469 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1470 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1475 unpack_R_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1477 const GLint
*s
= (const GLint
*) src
;
1479 for (i
= 0; i
< n
; i
++) {
1480 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1481 dst
[i
][GCOMP
] = 0.0;
1482 dst
[i
][BCOMP
] = 0.0;
1483 dst
[i
][ACOMP
] = 1.0;
1488 unpack_RG_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1490 const GLint
*s
= (const GLint
*) src
;
1492 for (i
= 0; i
< n
; i
++) {
1493 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1494 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1495 dst
[i
][BCOMP
] = 0.0;
1496 dst
[i
][ACOMP
] = 1.0;
1501 unpack_RGB_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1503 const GLint
*s
= (const GLint
*) src
;
1505 for (i
= 0; i
< n
; i
++) {
1506 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1507 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1508 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1509 dst
[i
][ACOMP
] = 1.0;
1515 unpack_RGBA_INT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1517 const GLint
*s
= (const GLint
*) src
;
1519 for (i
= 0; i
< n
; i
++) {
1520 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1521 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1522 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1523 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1528 unpack_R_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1530 const GLubyte
*s
= (const GLubyte
*) src
;
1532 for (i
= 0; i
< n
; i
++) {
1533 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1534 dst
[i
][GCOMP
] = 0.0;
1535 dst
[i
][BCOMP
] = 0.0;
1536 dst
[i
][ACOMP
] = 1.0;
1541 unpack_RG_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1543 const GLubyte
*s
= (const GLubyte
*) src
;
1545 for (i
= 0; i
< n
; i
++) {
1546 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1547 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1548 dst
[i
][BCOMP
] = 0.0;
1549 dst
[i
][ACOMP
] = 1.0;
1554 unpack_RGB_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1556 const GLubyte
*s
= (const GLubyte
*) src
;
1558 for (i
= 0; i
< n
; i
++) {
1559 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1560 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1561 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1562 dst
[i
][ACOMP
] = 1.0;
1567 unpack_RGBA_UINT8(const void *src
, GLfloat dst
[][4], GLuint n
)
1569 const GLubyte
*s
= (const GLubyte
*) src
;
1571 for (i
= 0; i
< n
; i
++) {
1572 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1573 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1574 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1575 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1580 unpack_R_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1582 const GLushort
*s
= (const GLushort
*) src
;
1584 for (i
= 0; i
< n
; i
++) {
1585 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1586 dst
[i
][GCOMP
] = 0.0;
1587 dst
[i
][BCOMP
] = 0.0;
1588 dst
[i
][ACOMP
] = 1.0;
1593 unpack_RG_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1595 const GLushort
*s
= (const GLushort
*) src
;
1597 for (i
= 0; i
< n
; i
++) {
1598 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1599 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1600 dst
[i
][BCOMP
] = 0.0;
1601 dst
[i
][ACOMP
] = 1.0;
1606 unpack_RGB_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1608 const GLushort
*s
= (const GLushort
*) src
;
1610 for (i
= 0; i
< n
; i
++) {
1611 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1612 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1613 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1614 dst
[i
][ACOMP
] = 1.0;
1619 unpack_RGBA_UINT16(const void *src
, GLfloat dst
[][4], GLuint n
)
1621 const GLushort
*s
= (const GLushort
*) src
;
1623 for (i
= 0; i
< n
; i
++) {
1624 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1625 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1626 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1627 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1632 unpack_R_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1634 const GLuint
*s
= (const GLuint
*) src
;
1636 for (i
= 0; i
< n
; i
++) {
1637 dst
[i
][RCOMP
] = (GLfloat
) s
[i
];
1638 dst
[i
][GCOMP
] = 0.0;
1639 dst
[i
][BCOMP
] = 0.0;
1640 dst
[i
][ACOMP
] = 1.0;
1645 unpack_RG_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1647 const GLuint
*s
= (const GLuint
*) src
;
1649 for (i
= 0; i
< n
; i
++) {
1650 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*2+0];
1651 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*2+1];
1652 dst
[i
][BCOMP
] = 0.0;
1653 dst
[i
][ACOMP
] = 1.0;
1658 unpack_RGB_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1660 const GLuint
*s
= (const GLuint
*) src
;
1662 for (i
= 0; i
< n
; i
++) {
1663 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*3+0];
1664 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*3+1];
1665 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*3+2];
1666 dst
[i
][ACOMP
] = 1.0;
1671 unpack_RGBA_UINT32(const void *src
, GLfloat dst
[][4], GLuint n
)
1673 const GLuint
*s
= (const GLuint
*) src
;
1675 for (i
= 0; i
< n
; i
++) {
1676 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
1677 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
1678 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
1679 dst
[i
][ACOMP
] = (GLfloat
) s
[i
*4+3];
1684 unpack_R_SNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
1686 const GLbyte
*s
= ((const GLbyte
*) src
);
1688 for (i
= 0; i
< n
; i
++) {
1689 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( s
[i
] );
1690 dst
[i
][GCOMP
] = 0.0F
;
1691 dst
[i
][BCOMP
] = 0.0F
;
1692 dst
[i
][ACOMP
] = 1.0F
;
1697 unpack_R8G8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1699 const GLushort
*s
= ((const GLushort
*) src
);
1701 for (i
= 0; i
< n
; i
++) {
1702 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] & 0xff) );
1703 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
1704 dst
[i
][BCOMP
] = 0.0F
;
1705 dst
[i
][ACOMP
] = 1.0F
;
1710 unpack_X8B8G8R8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1712 const GLuint
*s
= ((const GLuint
*) src
);
1714 for (i
= 0; i
< n
; i
++) {
1715 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 24) );
1716 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 16) );
1717 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
1718 dst
[i
][ACOMP
] = 1.0f
;
1723 unpack_A8B8G8R8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1725 const GLuint
*s
= ((const GLuint
*) src
);
1727 for (i
= 0; i
< n
; i
++) {
1728 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 24) );
1729 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 16) );
1730 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
1731 dst
[i
][ACOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] ) );
1736 unpack_R8G8B8A8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1738 const GLuint
*s
= ((const GLuint
*) src
);
1740 for (i
= 0; i
< n
; i
++) {
1741 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] ) );
1742 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
1743 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 16) );
1744 dst
[i
][ACOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 24) );
1749 unpack_R_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
1751 const GLshort
*s
= ((const GLshort
*) src
);
1753 for (i
= 0; i
< n
; i
++) {
1754 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
] );
1755 dst
[i
][GCOMP
] = 0.0F
;
1756 dst
[i
][BCOMP
] = 0.0F
;
1757 dst
[i
][ACOMP
] = 1.0F
;
1762 unpack_R16G16_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1764 const GLuint
*s
= ((const GLuint
*) src
);
1766 for (i
= 0; i
< n
; i
++) {
1767 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( (GLshort
) (s
[i
] & 0xffff) );
1768 dst
[i
][GCOMP
] = SHORT_TO_FLOAT_TEX( (GLshort
) (s
[i
] >> 16) );
1769 dst
[i
][BCOMP
] = 0.0F
;
1770 dst
[i
][ACOMP
] = 1.0F
;
1775 unpack_RGB_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
1777 const GLshort
*s
= (const GLshort
*) src
;
1779 for (i
= 0; i
< n
; i
++) {
1780 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*3+0] );
1781 dst
[i
][GCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*3+1] );
1782 dst
[i
][BCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*3+2] );
1783 dst
[i
][ACOMP
] = 1.0F
;
1788 unpack_RGBA_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
1790 const GLshort
*s
= (const GLshort
*) src
;
1792 for (i
= 0; i
< n
; i
++) {
1793 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+0] );
1794 dst
[i
][GCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+1] );
1795 dst
[i
][BCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+2] );
1796 dst
[i
][ACOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+3] );
1801 unpack_RGBA_16(const void *src
, GLfloat dst
[][4], GLuint n
)
1803 const GLushort
*s
= (const GLushort
*) src
;
1805 for (i
= 0; i
< n
; i
++) {
1806 dst
[i
][RCOMP
] = USHORT_TO_FLOAT( s
[i
*4+0] );
1807 dst
[i
][GCOMP
] = USHORT_TO_FLOAT( s
[i
*4+1] );
1808 dst
[i
][BCOMP
] = USHORT_TO_FLOAT( s
[i
*4+2] );
1809 dst
[i
][ACOMP
] = USHORT_TO_FLOAT( s
[i
*4+3] );
1814 unpack_RED_RGTC1(const void *src
, GLfloat dst
[][4], GLuint n
)
1820 unpack_SIGNED_RED_RGTC1(const void *src
, GLfloat dst
[][4], GLuint n
)
1826 unpack_RG_RGTC2(const void *src
, GLfloat dst
[][4], GLuint n
)
1832 unpack_SIGNED_RG_RGTC2(const void *src
, GLfloat dst
[][4], GLuint n
)
1838 unpack_L_LATC1(const void *src
, GLfloat dst
[][4], GLuint n
)
1844 unpack_SIGNED_L_LATC1(const void *src
, GLfloat dst
[][4], GLuint n
)
1850 unpack_LA_LATC2(const void *src
, GLfloat dst
[][4], GLuint n
)
1856 unpack_SIGNED_LA_LATC2(const void *src
, GLfloat dst
[][4], GLuint n
)
1862 unpack_ETC1_RGB8(const void *src
, GLfloat dst
[][4], GLuint n
)
1868 unpack_ETC2_RGB8(const void *src
, GLfloat dst
[][4], GLuint n
)
1874 unpack_ETC2_SRGB8(const void *src
, GLfloat dst
[][4], GLuint n
)
1880 unpack_ETC2_RGBA8_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1886 unpack_ETC2_SRGB8_ALPHA8_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1892 unpack_ETC2_R11_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1898 unpack_ETC2_RG11_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1904 unpack_ETC2_SIGNED_R11_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1910 unpack_ETC2_SIGNED_RG11_EAC(const void *src
, GLfloat dst
[][4], GLuint n
)
1916 unpack_ETC2_RGB8_PUNCHTHROUGH_ALPHA1(const void *src
, GLfloat dst
[][4],
1923 unpack_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1(const void *src
, GLfloat dst
[][4],
1930 unpack_A_SNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
1932 const GLbyte
*s
= ((const GLbyte
*) src
);
1934 for (i
= 0; i
< n
; i
++) {
1935 dst
[i
][RCOMP
] = 0.0F
;
1936 dst
[i
][GCOMP
] = 0.0F
;
1937 dst
[i
][BCOMP
] = 0.0F
;
1938 dst
[i
][ACOMP
] = BYTE_TO_FLOAT_TEX( s
[i
] );
1943 unpack_L_SNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
1945 const GLbyte
*s
= ((const GLbyte
*) src
);
1947 for (i
= 0; i
< n
; i
++) {
1950 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( s
[i
] );
1951 dst
[i
][ACOMP
] = 1.0F
;
1956 unpack_L8A8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
1958 const GLshort
*s
= ((const GLshort
*) src
);
1960 for (i
= 0; i
< n
; i
++) {
1963 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] & 0xff) );
1964 dst
[i
][ACOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
1969 unpack_I_SNORM8(const void *src
, GLfloat dst
[][4], GLuint n
)
1971 const GLbyte
*s
= ((const GLbyte
*) src
);
1973 for (i
= 0; i
< n
; i
++) {
1977 dst
[i
][ACOMP
] = BYTE_TO_FLOAT_TEX( s
[i
] );
1982 unpack_A_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
1984 const GLshort
*s
= ((const GLshort
*) src
);
1986 for (i
= 0; i
< n
; i
++) {
1987 dst
[i
][RCOMP
] = 0.0F
;
1988 dst
[i
][GCOMP
] = 0.0F
;
1989 dst
[i
][BCOMP
] = 0.0F
;
1990 dst
[i
][ACOMP
] = SHORT_TO_FLOAT_TEX( s
[i
] );
1995 unpack_L_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
1997 const GLshort
*s
= ((const GLshort
*) src
);
1999 for (i
= 0; i
< n
; i
++) {
2002 dst
[i
][BCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
] );
2003 dst
[i
][ACOMP
] = 1.0F
;
2008 unpack_LA_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
2010 const GLshort
*s
= (const GLshort
*) src
;
2012 for (i
= 0; i
< n
; i
++) {
2015 dst
[i
][BCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*2+0] );
2016 dst
[i
][ACOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*2+1] );
2021 unpack_I_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
2023 const GLshort
*s
= ((const GLshort
*) src
);
2025 for (i
= 0; i
< n
; i
++) {
2029 dst
[i
][ACOMP
] = SHORT_TO_FLOAT_TEX( s
[i
] );
2034 unpack_R9G9B9E5_FLOAT(const void *src
, GLfloat dst
[][4], GLuint n
)
2036 const GLuint
*s
= (const GLuint
*) src
;
2038 for (i
= 0; i
< n
; i
++) {
2039 rgb9e5_to_float3(s
[i
], dst
[i
]);
2040 dst
[i
][ACOMP
] = 1.0F
;
2045 unpack_R11G11B10_FLOAT(const void *src
, GLfloat dst
[][4], GLuint n
)
2047 const GLuint
*s
= (const GLuint
*) src
;
2049 for (i
= 0; i
< n
; i
++) {
2050 r11g11b10f_to_float3(s
[i
], dst
[i
]);
2051 dst
[i
][ACOMP
] = 1.0F
;
2056 unpack_XRGB4444_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2058 const GLushort
*s
= ((const GLushort
*) src
);
2060 for (i
= 0; i
< n
; i
++) {
2061 dst
[i
][RCOMP
] = ((s
[i
] >> 8) & 0xf) * (1.0F
/ 15.0F
);
2062 dst
[i
][GCOMP
] = ((s
[i
] >> 4) & 0xf) * (1.0F
/ 15.0F
);
2063 dst
[i
][BCOMP
] = ((s
[i
] ) & 0xf) * (1.0F
/ 15.0F
);
2064 dst
[i
][ACOMP
] = 1.0;
2069 unpack_XRGB1555_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2071 const GLushort
*s
= ((const GLushort
*) src
);
2073 for (i
= 0; i
< n
; i
++) {
2074 dst
[i
][RCOMP
] = ((s
[i
] >> 10) & 0x1f) * (1.0F
/ 31.0F
);
2075 dst
[i
][GCOMP
] = ((s
[i
] >> 5) & 0x1f) * (1.0F
/ 31.0F
);
2076 dst
[i
][BCOMP
] = ((s
[i
] >> 0) & 0x1f) * (1.0F
/ 31.0F
);
2077 dst
[i
][ACOMP
] = 1.0;
2082 unpack_XBGR8888_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2084 const GLuint
*s
= ((const GLuint
*) src
);
2086 for (i
= 0; i
< n
; i
++) {
2087 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] ) );
2088 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
2089 dst
[i
][BCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 16) );
2090 dst
[i
][ACOMP
] = 1.0;
2095 unpack_R8G8B8X8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
2097 const GLuint
*s
= ((const GLuint
*) src
);
2099 for (i
= 0; i
< n
; i
++) {
2100 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] ) & 0xff );
2101 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 8) & 0xff );
2102 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 16) & 0xff );
2103 dst
[i
][ACOMP
] = UBYTE_TO_FLOAT( s
[i
] >> 24 ); /* linear! */
2108 unpack_XBGR8888_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2110 const GLbyte
*s
= (const GLbyte
*) src
;
2112 for (i
= 0; i
< n
; i
++) {
2113 dst
[i
][RCOMP
] = s
[i
*4+0];
2114 dst
[i
][GCOMP
] = s
[i
*4+1];
2115 dst
[i
][BCOMP
] = s
[i
*4+2];
2116 dst
[i
][ACOMP
] = 1.0;
2121 unpack_XBGR8888_SINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2123 const GLbyte
*s
= (const GLbyte
*) src
;
2125 for (i
= 0; i
< n
; i
++) {
2126 dst
[i
][RCOMP
] = s
[i
*4+0];
2127 dst
[i
][GCOMP
] = s
[i
*4+1];
2128 dst
[i
][BCOMP
] = s
[i
*4+2];
2129 dst
[i
][ACOMP
] = 1.0;
2134 unpack_B10G10R10X2_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2136 const GLuint
*s
= ((const GLuint
*) src
);
2138 for (i
= 0; i
< n
; i
++) {
2139 dst
[i
][RCOMP
] = ((s
[i
] >> 20) & 0x3ff) * (1.0F
/ 1023.0F
);
2140 dst
[i
][GCOMP
] = ((s
[i
] >> 10) & 0x3ff) * (1.0F
/ 1023.0F
);
2141 dst
[i
][BCOMP
] = ((s
[i
] >> 0) & 0x3ff) * (1.0F
/ 1023.0F
);
2142 dst
[i
][ACOMP
] = 1.0;
2147 unpack_RGBX_UNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
2149 const GLushort
*s
= (const GLushort
*) src
;
2151 for (i
= 0; i
< n
; i
++) {
2152 dst
[i
][RCOMP
] = USHORT_TO_FLOAT( s
[i
*4+0] );
2153 dst
[i
][GCOMP
] = USHORT_TO_FLOAT( s
[i
*4+1] );
2154 dst
[i
][BCOMP
] = USHORT_TO_FLOAT( s
[i
*4+2] );
2155 dst
[i
][ACOMP
] = 1.0;
2160 unpack_RGBX_SNORM16(const void *src
, GLfloat dst
[][4], GLuint n
)
2162 const GLshort
*s
= (const GLshort
*) src
;
2164 for (i
= 0; i
< n
; i
++) {
2165 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+0] );
2166 dst
[i
][GCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+1] );
2167 dst
[i
][BCOMP
] = SHORT_TO_FLOAT_TEX( s
[i
*4+2] );
2168 dst
[i
][ACOMP
] = 1.0;
2173 unpack_XBGR16161616_FLOAT(const void *src
, GLfloat dst
[][4], GLuint n
)
2175 const GLshort
*s
= (const GLshort
*) src
;
2177 for (i
= 0; i
< n
; i
++) {
2178 dst
[i
][RCOMP
] = _mesa_half_to_float(s
[i
*4+0]);
2179 dst
[i
][GCOMP
] = _mesa_half_to_float(s
[i
*4+1]);
2180 dst
[i
][BCOMP
] = _mesa_half_to_float(s
[i
*4+2]);
2181 dst
[i
][ACOMP
] = 1.0;
2186 unpack_XBGR16161616_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2188 const GLushort
*s
= (const GLushort
*) src
;
2190 for (i
= 0; i
< n
; i
++) {
2191 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
2192 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
2193 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
2194 dst
[i
][ACOMP
] = 1.0;
2199 unpack_XBGR16161616_SINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2201 const GLshort
*s
= (const GLshort
*) src
;
2203 for (i
= 0; i
< n
; i
++) {
2204 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
2205 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
2206 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
2207 dst
[i
][ACOMP
] = 1.0;
2212 unpack_RGBX_FLOAT32(const void *src
, GLfloat dst
[][4], GLuint n
)
2214 const GLfloat
*s
= (const GLfloat
*) src
;
2216 for (i
= 0; i
< n
; i
++) {
2217 dst
[i
][RCOMP
] = s
[i
*4+0];
2218 dst
[i
][GCOMP
] = s
[i
*4+1];
2219 dst
[i
][BCOMP
] = s
[i
*4+2];
2220 dst
[i
][ACOMP
] = 1.0;
2225 unpack_XBGR32323232_UINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2227 const GLuint
*s
= (const GLuint
*) src
;
2229 for (i
= 0; i
< n
; i
++) {
2230 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
2231 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
2232 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
2233 dst
[i
][ACOMP
] = 1.0;
2238 unpack_XBGR32323232_SINT(const void *src
, GLfloat dst
[][4], GLuint n
)
2240 const GLint
*s
= (const GLint
*) src
;
2242 for (i
= 0; i
< n
; i
++) {
2243 dst
[i
][RCOMP
] = (GLfloat
) s
[i
*4+0];
2244 dst
[i
][GCOMP
] = (GLfloat
) s
[i
*4+1];
2245 dst
[i
][BCOMP
] = (GLfloat
) s
[i
*4+2];
2246 dst
[i
][ACOMP
] = 1.0;
2251 unpack_R10G10B10A2_UNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2253 const GLuint
*s
= ((const GLuint
*) src
);
2255 for (i
= 0; i
< n
; i
++) {
2256 dst
[i
][RCOMP
] = ((s
[i
] >> 0) & 0x3ff) * (1.0F
/ 1023.0F
);
2257 dst
[i
][GCOMP
] = ((s
[i
] >> 10) & 0x3ff) * (1.0F
/ 1023.0F
);
2258 dst
[i
][BCOMP
] = ((s
[i
] >> 20) & 0x3ff) * (1.0F
/ 1023.0F
);
2259 dst
[i
][ACOMP
] = ((s
[i
] >> 30) & 0x03) * (1.0F
/ 3.0F
);
2264 unpack_G8R8_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2266 const GLushort
*s
= ((const GLushort
*) src
);
2268 for (i
= 0; i
< n
; i
++) {
2269 dst
[i
][RCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] >> 8) );
2270 dst
[i
][GCOMP
] = BYTE_TO_FLOAT_TEX( (GLbyte
) (s
[i
] & 0xff) );
2271 dst
[i
][BCOMP
] = 0.0F
;
2272 dst
[i
][ACOMP
] = 1.0F
;
2277 unpack_G16R16_SNORM(const void *src
, GLfloat dst
[][4], GLuint n
)
2279 const GLuint
*s
= ((const GLuint
*) src
);
2281 for (i
= 0; i
< n
; i
++) {
2282 dst
[i
][RCOMP
] = SHORT_TO_FLOAT_TEX( (GLshort
) (s
[i
] >> 16) );
2283 dst
[i
][GCOMP
] = SHORT_TO_FLOAT_TEX( (GLshort
) (s
[i
] & 0xffff) );
2284 dst
[i
][BCOMP
] = 0.0F
;
2285 dst
[i
][ACOMP
] = 1.0F
;
2290 unpack_B8G8R8X8_SRGB(const void *src
, GLfloat dst
[][4], GLuint n
)
2292 const GLuint
*s
= ((const GLuint
*) src
);
2294 for (i
= 0; i
< n
; i
++) {
2295 dst
[i
][RCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 16) & 0xff );
2296 dst
[i
][GCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] >> 8) & 0xff );
2297 dst
[i
][BCOMP
] = util_format_srgb_8unorm_to_linear_float( (s
[i
] ) & 0xff );
2298 dst
[i
][ACOMP
] = 1.0F
;
2303 * Return the unpacker function for the given format.
2305 static unpack_rgba_func
2306 get_unpack_rgba_function(mesa_format format
)
2308 static unpack_rgba_func table
[MESA_FORMAT_COUNT
];
2309 static GLboolean initialized
= GL_FALSE
;
2312 table
[MESA_FORMAT_NONE
] = NULL
;
2314 table
[MESA_FORMAT_A8B8G8R8_UNORM
] = unpack_A8B8G8R8_UNORM
;
2315 table
[MESA_FORMAT_R8G8B8A8_UNORM
] = unpack_R8G8B8A8_UNORM
;
2316 table
[MESA_FORMAT_B8G8R8A8_UNORM
] = unpack_B8G8R8A8_UNORM
;
2317 table
[MESA_FORMAT_A8R8G8B8_UNORM
] = unpack_A8R8G8B8_UNORM
;
2318 table
[MESA_FORMAT_X8B8G8R8_UNORM
] = unpack_RGBX8888
;
2319 table
[MESA_FORMAT_R8G8B8X8_UNORM
] = unpack_RGBX8888_REV
;
2320 table
[MESA_FORMAT_B8G8R8X8_UNORM
] = unpack_B8G8R8X8_UNORM
;
2321 table
[MESA_FORMAT_X8R8G8B8_UNORM
] = unpack_X8R8G8B8_UNORM
;
2322 table
[MESA_FORMAT_BGR_UNORM8
] = unpack_BGR_UNORM8
;
2323 table
[MESA_FORMAT_RGB_UNORM8
] = unpack_RGB_UNORM8
;
2324 table
[MESA_FORMAT_B5G6R5_UNORM
] = unpack_B5G6R5_UNORM
;
2325 table
[MESA_FORMAT_R5G6B5_UNORM
] = unpack_R5G6B5_UNORM
;
2326 table
[MESA_FORMAT_B4G4R4A4_UNORM
] = unpack_B4G4R4A4_UNORM
;
2327 table
[MESA_FORMAT_A4R4G4B4_UNORM
] = unpack_A4R4G4B4_UNORM
;
2328 table
[MESA_FORMAT_A1B5G5R5_UNORM
] = unpack_A1B5G5R5_UNORM
;
2329 table
[MESA_FORMAT_B5G5R5A1_UNORM
] = unpack_B5G5R5A1_UNORM
;
2330 table
[MESA_FORMAT_A1R5G5B5_UNORM
] = unpack_A1R5G5B5_UNORM
;
2331 table
[MESA_FORMAT_L4A4_UNORM
] = unpack_L4A4_UNORM
;
2332 table
[MESA_FORMAT_L8A8_UNORM
] = unpack_L8A8_UNORM
;
2333 table
[MESA_FORMAT_A8L8_UNORM
] = unpack_A8L8_UNORM
;
2334 table
[MESA_FORMAT_L16A16_UNORM
] = unpack_L16A16_UNORM
;
2335 table
[MESA_FORMAT_A16L16_UNORM
] = unpack_A16L16_UNORM
;
2336 table
[MESA_FORMAT_B2G3R3_UNORM
] = unpack_B2G3R3_UNORM
;
2337 table
[MESA_FORMAT_A_UNORM8
] = unpack_A_UNORM8
;
2338 table
[MESA_FORMAT_A_UNORM16
] = unpack_A_UNORM16
;
2339 table
[MESA_FORMAT_L_UNORM8
] = unpack_L_UNORM8
;
2340 table
[MESA_FORMAT_L_UNORM16
] = unpack_L_UNORM16
;
2341 table
[MESA_FORMAT_I_UNORM8
] = unpack_I_UNORM8
;
2342 table
[MESA_FORMAT_I_UNORM16
] = unpack_I_UNORM16
;
2343 table
[MESA_FORMAT_YCBCR
] = unpack_YCBCR
;
2344 table
[MESA_FORMAT_YCBCR_REV
] = unpack_YCBCR_REV
;
2345 table
[MESA_FORMAT_R_UNORM8
] = unpack_R_UNORM8
;
2346 table
[MESA_FORMAT_R8G8_UNORM
] = unpack_R8G8_UNORM
;
2347 table
[MESA_FORMAT_G8R8_UNORM
] = unpack_G8R8_UNORM
;
2348 table
[MESA_FORMAT_R_UNORM16
] = unpack_R_UNORM16
;
2349 table
[MESA_FORMAT_R16G16_UNORM
] = unpack_R16G16_UNORM
;
2350 table
[MESA_FORMAT_G16R16_UNORM
] = unpack_G16R16_UNORM
;
2351 table
[MESA_FORMAT_B10G10R10A2_UNORM
] = unpack_B10G10R10A2_UNORM
;
2352 table
[MESA_FORMAT_B10G10R10A2_UINT
] = unpack_B10G10R10A2_UINT
;
2353 table
[MESA_FORMAT_R10G10B10A2_UINT
] = unpack_R10G10B10A2_UINT
;
2354 table
[MESA_FORMAT_S8_UINT_Z24_UNORM
] = unpack_S8_UINT_Z24_UNORM
;
2355 table
[MESA_FORMAT_Z24_UNORM_S8_UINT
] = unpack_Z24_UNORM_S8_UINT
;
2356 table
[MESA_FORMAT_Z_UNORM16
] = unpack_Z_UNORM16
;
2357 table
[MESA_FORMAT_Z24_UNORM_X8_UINT
] = unpack_Z24_UNORM_X8_UINT
;
2358 table
[MESA_FORMAT_X8_UINT_Z24_UNORM
] = unpack_X8_UINT_Z24_UNORM
;
2359 table
[MESA_FORMAT_Z_UNORM32
] = unpack_Z_UNORM32
;
2360 table
[MESA_FORMAT_S_UINT8
] = unpack_S8
;
2361 table
[MESA_FORMAT_BGR_SRGB8
] = unpack_BGR_SRGB8
;
2362 table
[MESA_FORMAT_A8B8G8R8_SRGB
] = unpack_A8B8G8R8_SRGB
;
2363 table
[MESA_FORMAT_B8G8R8A8_SRGB
] = unpack_B8G8R8A8_SRGB
;
2364 table
[MESA_FORMAT_R8G8B8A8_SRGB
] = unpack_R8G8B8A8_SRGB
;
2365 table
[MESA_FORMAT_L_SRGB8
] = unpack_L_SRGB8
;
2366 table
[MESA_FORMAT_L8A8_SRGB
] = unpack_L8A8_SRGB
;
2367 table
[MESA_FORMAT_SRGB_DXT1
] = unpack_SRGB_DXT1
;
2368 table
[MESA_FORMAT_SRGBA_DXT1
] = unpack_SRGBA_DXT1
;
2369 table
[MESA_FORMAT_SRGBA_DXT3
] = unpack_SRGBA_DXT3
;
2370 table
[MESA_FORMAT_SRGBA_DXT5
] = unpack_SRGBA_DXT5
;
2372 table
[MESA_FORMAT_RGB_FXT1
] = unpack_RGB_FXT1
;
2373 table
[MESA_FORMAT_RGBA_FXT1
] = unpack_RGBA_FXT1
;
2374 table
[MESA_FORMAT_RGB_DXT1
] = unpack_RGB_DXT1
;
2375 table
[MESA_FORMAT_RGBA_DXT1
] = unpack_RGBA_DXT1
;
2376 table
[MESA_FORMAT_RGBA_DXT3
] = unpack_RGBA_DXT3
;
2377 table
[MESA_FORMAT_RGBA_DXT5
] = unpack_RGBA_DXT5
;
2379 table
[MESA_FORMAT_RGBA_FLOAT32
] = unpack_RGBA_FLOAT32
;
2380 table
[MESA_FORMAT_RGBA_FLOAT16
] = unpack_RGBA_FLOAT16
;
2381 table
[MESA_FORMAT_RGB_FLOAT32
] = unpack_RGB_FLOAT32
;
2382 table
[MESA_FORMAT_RGB_FLOAT16
] = unpack_RGB_FLOAT16
;
2383 table
[MESA_FORMAT_A_FLOAT32
] = unpack_A_FLOAT32
;
2384 table
[MESA_FORMAT_A_FLOAT16
] = unpack_A_FLOAT16
;
2385 table
[MESA_FORMAT_L_FLOAT32
] = unpack_L_FLOAT32
;
2386 table
[MESA_FORMAT_L_FLOAT16
] = unpack_L_FLOAT16
;
2387 table
[MESA_FORMAT_LA_FLOAT32
] = unpack_LA_FLOAT32
;
2388 table
[MESA_FORMAT_LA_FLOAT16
] = unpack_LA_FLOAT16
;
2389 table
[MESA_FORMAT_I_FLOAT32
] = unpack_I_FLOAT32
;
2390 table
[MESA_FORMAT_I_FLOAT16
] = unpack_I_FLOAT16
;
2391 table
[MESA_FORMAT_R_FLOAT32
] = unpack_R_FLOAT32
;
2392 table
[MESA_FORMAT_R_FLOAT16
] = unpack_R_FLOAT16
;
2393 table
[MESA_FORMAT_RG_FLOAT32
] = unpack_RG_FLOAT32
;
2394 table
[MESA_FORMAT_RG_FLOAT16
] = unpack_RG_FLOAT16
;
2396 table
[MESA_FORMAT_A_UINT8
] = unpack_ALPHA_UINT8
;
2397 table
[MESA_FORMAT_A_UINT16
] = unpack_ALPHA_UINT16
;
2398 table
[MESA_FORMAT_A_UINT32
] = unpack_ALPHA_UINT32
;
2399 table
[MESA_FORMAT_A_SINT8
] = unpack_ALPHA_INT8
;
2400 table
[MESA_FORMAT_A_SINT16
] = unpack_ALPHA_INT16
;
2401 table
[MESA_FORMAT_A_SINT32
] = unpack_ALPHA_INT32
;
2403 table
[MESA_FORMAT_I_UINT8
] = unpack_INTENSITY_UINT8
;
2404 table
[MESA_FORMAT_I_UINT16
] = unpack_INTENSITY_UINT16
;
2405 table
[MESA_FORMAT_I_UINT32
] = unpack_INTENSITY_UINT32
;
2406 table
[MESA_FORMAT_I_SINT8
] = unpack_INTENSITY_INT8
;
2407 table
[MESA_FORMAT_I_SINT16
] = unpack_INTENSITY_INT16
;
2408 table
[MESA_FORMAT_I_SINT32
] = unpack_INTENSITY_INT32
;
2410 table
[MESA_FORMAT_L_UINT8
] = unpack_LUMINANCE_UINT8
;
2411 table
[MESA_FORMAT_L_UINT16
] = unpack_LUMINANCE_UINT16
;
2412 table
[MESA_FORMAT_L_UINT32
] = unpack_LUMINANCE_UINT32
;
2413 table
[MESA_FORMAT_L_SINT8
] = unpack_LUMINANCE_INT8
;
2414 table
[MESA_FORMAT_L_SINT16
] = unpack_LUMINANCE_INT16
;
2415 table
[MESA_FORMAT_L_SINT32
] = unpack_LUMINANCE_INT32
;
2417 table
[MESA_FORMAT_LA_UINT8
] = unpack_LUMINANCE_ALPHA_UINT8
;
2418 table
[MESA_FORMAT_LA_UINT16
] = unpack_LUMINANCE_ALPHA_UINT16
;
2419 table
[MESA_FORMAT_LA_UINT32
] = unpack_LUMINANCE_ALPHA_UINT32
;
2420 table
[MESA_FORMAT_LA_SINT8
] = unpack_LUMINANCE_ALPHA_INT8
;
2421 table
[MESA_FORMAT_LA_SINT16
] = unpack_LUMINANCE_ALPHA_INT16
;
2422 table
[MESA_FORMAT_LA_SINT32
] = unpack_LUMINANCE_ALPHA_INT32
;
2424 table
[MESA_FORMAT_R_SINT8
] = unpack_R_INT8
;
2425 table
[MESA_FORMAT_RG_SINT8
] = unpack_RG_INT8
;
2426 table
[MESA_FORMAT_RGB_SINT8
] = unpack_RGB_INT8
;
2427 table
[MESA_FORMAT_RGBA_SINT8
] = unpack_RGBA_INT8
;
2428 table
[MESA_FORMAT_R_SINT16
] = unpack_R_INT16
;
2429 table
[MESA_FORMAT_RG_SINT16
] = unpack_RG_INT16
;
2430 table
[MESA_FORMAT_RGB_SINT16
] = unpack_RGB_INT16
;
2431 table
[MESA_FORMAT_RGBA_SINT16
] = unpack_RGBA_INT16
;
2432 table
[MESA_FORMAT_R_SINT32
] = unpack_R_INT32
;
2433 table
[MESA_FORMAT_RG_SINT32
] = unpack_RG_INT32
;
2434 table
[MESA_FORMAT_RGB_SINT32
] = unpack_RGB_INT32
;
2435 table
[MESA_FORMAT_RGBA_SINT32
] = unpack_RGBA_INT32
;
2436 table
[MESA_FORMAT_R_UINT8
] = unpack_R_UINT8
;
2437 table
[MESA_FORMAT_RG_UINT8
] = unpack_RG_UINT8
;
2438 table
[MESA_FORMAT_RGB_UINT8
] = unpack_RGB_UINT8
;
2439 table
[MESA_FORMAT_RGBA_UINT8
] = unpack_RGBA_UINT8
;
2440 table
[MESA_FORMAT_R_UINT16
] = unpack_R_UINT16
;
2441 table
[MESA_FORMAT_RG_UINT16
] = unpack_RG_UINT16
;
2442 table
[MESA_FORMAT_RGB_UINT16
] = unpack_RGB_UINT16
;
2443 table
[MESA_FORMAT_RGBA_UINT16
] = unpack_RGBA_UINT16
;
2444 table
[MESA_FORMAT_R_UINT32
] = unpack_R_UINT32
;
2445 table
[MESA_FORMAT_RG_UINT32
] = unpack_RG_UINT32
;
2446 table
[MESA_FORMAT_RGB_UINT32
] = unpack_RGB_UINT32
;
2447 table
[MESA_FORMAT_RGBA_UINT32
] = unpack_RGBA_UINT32
;
2449 table
[MESA_FORMAT_R_SNORM8
] = unpack_R_SNORM8
;
2450 table
[MESA_FORMAT_R8G8_SNORM
] = unpack_R8G8_SNORM
;
2451 table
[MESA_FORMAT_X8B8G8R8_SNORM
] = unpack_X8B8G8R8_SNORM
;
2452 table
[MESA_FORMAT_A8B8G8R8_SNORM
] = unpack_A8B8G8R8_SNORM
;
2453 table
[MESA_FORMAT_R8G8B8A8_SNORM
] = unpack_R8G8B8A8_SNORM
;
2454 table
[MESA_FORMAT_R_SNORM16
] = unpack_R_SNORM16
;
2455 table
[MESA_FORMAT_R16G16_SNORM
] = unpack_R16G16_SNORM
;
2456 table
[MESA_FORMAT_RGB_SNORM16
] = unpack_RGB_SNORM16
;
2457 table
[MESA_FORMAT_RGBA_SNORM16
] = unpack_RGBA_SNORM16
;
2458 table
[MESA_FORMAT_RGBA_UNORM16
] = unpack_RGBA_16
;
2460 table
[MESA_FORMAT_R_RGTC1_UNORM
] = unpack_RED_RGTC1
;
2461 table
[MESA_FORMAT_R_RGTC1_SNORM
] = unpack_SIGNED_RED_RGTC1
;
2462 table
[MESA_FORMAT_RG_RGTC2_UNORM
] = unpack_RG_RGTC2
;
2463 table
[MESA_FORMAT_RG_RGTC2_SNORM
] = unpack_SIGNED_RG_RGTC2
;
2465 table
[MESA_FORMAT_L_LATC1_UNORM
] = unpack_L_LATC1
;
2466 table
[MESA_FORMAT_L_LATC1_SNORM
] = unpack_SIGNED_L_LATC1
;
2467 table
[MESA_FORMAT_LA_LATC2_UNORM
] = unpack_LA_LATC2
;
2468 table
[MESA_FORMAT_LA_LATC2_SNORM
] = unpack_SIGNED_LA_LATC2
;
2470 table
[MESA_FORMAT_ETC1_RGB8
] = unpack_ETC1_RGB8
;
2471 table
[MESA_FORMAT_ETC2_RGB8
] = unpack_ETC2_RGB8
;
2472 table
[MESA_FORMAT_ETC2_SRGB8
] = unpack_ETC2_SRGB8
;
2473 table
[MESA_FORMAT_ETC2_RGBA8_EAC
] = unpack_ETC2_RGBA8_EAC
;
2474 table
[MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
] = unpack_ETC2_SRGB8_ALPHA8_EAC
;
2475 table
[MESA_FORMAT_ETC2_R11_EAC
] = unpack_ETC2_R11_EAC
;
2476 table
[MESA_FORMAT_ETC2_RG11_EAC
] = unpack_ETC2_RG11_EAC
;
2477 table
[MESA_FORMAT_ETC2_SIGNED_R11_EAC
] = unpack_ETC2_SIGNED_R11_EAC
;
2478 table
[MESA_FORMAT_ETC2_SIGNED_RG11_EAC
] = unpack_ETC2_SIGNED_RG11_EAC
;
2479 table
[MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
] =
2480 unpack_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
;
2481 table
[MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
] =
2482 unpack_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
;
2483 table
[MESA_FORMAT_A_SNORM8
] = unpack_A_SNORM8
;
2484 table
[MESA_FORMAT_L_SNORM8
] = unpack_L_SNORM8
;
2485 table
[MESA_FORMAT_L8A8_SNORM
] = unpack_L8A8_SNORM
;
2486 table
[MESA_FORMAT_I_SNORM8
] = unpack_I_SNORM8
;
2487 table
[MESA_FORMAT_A_SNORM16
] = unpack_A_SNORM16
;
2488 table
[MESA_FORMAT_L_SNORM16
] = unpack_L_SNORM16
;
2489 table
[MESA_FORMAT_LA_SNORM16
] = unpack_LA_SNORM16
;
2490 table
[MESA_FORMAT_I_SNORM16
] = unpack_I_SNORM16
;
2492 table
[MESA_FORMAT_R9G9B9E5_FLOAT
] = unpack_R9G9B9E5_FLOAT
;
2493 table
[MESA_FORMAT_R11G11B10_FLOAT
] = unpack_R11G11B10_FLOAT
;
2495 table
[MESA_FORMAT_Z_FLOAT32
] = unpack_Z_FLOAT32
;
2496 table
[MESA_FORMAT_Z32_FLOAT_S8X24_UINT
] = unpack_Z32_FLOAT_S8X24_UINT
;
2498 table
[MESA_FORMAT_B4G4R4X4_UNORM
] = unpack_XRGB4444_UNORM
;
2499 table
[MESA_FORMAT_B5G5R5X1_UNORM
] = unpack_XRGB1555_UNORM
;
2500 table
[MESA_FORMAT_R8G8B8X8_SNORM
] = unpack_XBGR8888_SNORM
;
2501 table
[MESA_FORMAT_R8G8B8X8_SRGB
] = unpack_R8G8B8X8_SRGB
;
2502 table
[MESA_FORMAT_RGBX_UINT8
] = unpack_XBGR8888_UINT
;
2503 table
[MESA_FORMAT_RGBX_SINT8
] = unpack_XBGR8888_SINT
;
2504 table
[MESA_FORMAT_B10G10R10X2_UNORM
] = unpack_B10G10R10X2_UNORM
;
2505 table
[MESA_FORMAT_RGBX_UNORM16
] = unpack_RGBX_UNORM16
;
2506 table
[MESA_FORMAT_RGBX_SNORM16
] = unpack_RGBX_SNORM16
;
2507 table
[MESA_FORMAT_RGBX_FLOAT16
] = unpack_XBGR16161616_FLOAT
;
2508 table
[MESA_FORMAT_RGBX_UINT16
] = unpack_XBGR16161616_UINT
;
2509 table
[MESA_FORMAT_RGBX_SINT16
] = unpack_XBGR16161616_SINT
;
2510 table
[MESA_FORMAT_RGBX_FLOAT32
] = unpack_RGBX_FLOAT32
;
2511 table
[MESA_FORMAT_RGBX_UINT32
] = unpack_XBGR32323232_UINT
;
2512 table
[MESA_FORMAT_RGBX_SINT32
] = unpack_XBGR32323232_SINT
;
2514 table
[MESA_FORMAT_R10G10B10A2_UNORM
] = unpack_R10G10B10A2_UNORM
;
2516 table
[MESA_FORMAT_G8R8_SNORM
] = unpack_G8R8_SNORM
;
2517 table
[MESA_FORMAT_G16R16_SNORM
] = unpack_G16R16_SNORM
;
2519 table
[MESA_FORMAT_B8G8R8X8_SRGB
] = unpack_B8G8R8X8_SRGB
;
2521 initialized
= GL_TRUE
;
2524 if (table
[format
] == NULL
) {
2525 _mesa_problem(NULL
, "unsupported unpack for format %s",
2526 _mesa_get_format_name(format
));
2529 return table
[format
];
2534 * Unpack rgba colors, returning as GLfloat values.
2537 _mesa_unpack_rgba_row(mesa_format format
, GLuint n
,
2538 const void *src
, GLfloat dst
[][4])
2540 unpack_rgba_func unpack
= get_unpack_rgba_function(format
);
2541 unpack(src
, dst
, n
);
2545 /**********************************************************************/
2546 /* Unpack, returning GLubyte colors */
2547 /**********************************************************************/
2551 unpack_ubyte_A8B8G8R8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2553 const GLuint
*s
= ((const GLuint
*) src
);
2555 for (i
= 0; i
< n
; i
++) {
2556 dst
[i
][RCOMP
] = (s
[i
] >> 24);
2557 dst
[i
][GCOMP
] = (s
[i
] >> 16) & 0xff;
2558 dst
[i
][BCOMP
] = (s
[i
] >> 8) & 0xff;
2559 dst
[i
][ACOMP
] = (s
[i
] ) & 0xff;
2564 unpack_ubyte_R8G8B8A8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2566 const GLuint
*s
= ((const GLuint
*) src
);
2568 for (i
= 0; i
< n
; i
++) {
2569 dst
[i
][RCOMP
] = (s
[i
] ) & 0xff;
2570 dst
[i
][GCOMP
] = (s
[i
] >> 8) & 0xff;
2571 dst
[i
][BCOMP
] = (s
[i
] >> 16) & 0xff;
2572 dst
[i
][ACOMP
] = (s
[i
] >> 24);
2577 unpack_ubyte_B8G8R8A8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2579 const GLuint
*s
= ((const GLuint
*) src
);
2581 for (i
= 0; i
< n
; i
++) {
2582 dst
[i
][RCOMP
] = (s
[i
] >> 16) & 0xff;
2583 dst
[i
][GCOMP
] = (s
[i
] >> 8) & 0xff;
2584 dst
[i
][BCOMP
] = (s
[i
] ) & 0xff;
2585 dst
[i
][ACOMP
] = (s
[i
] >> 24);
2590 unpack_ubyte_A8R8G8B8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2592 const GLuint
*s
= ((const GLuint
*) src
);
2594 for (i
= 0; i
< n
; i
++) {
2595 dst
[i
][RCOMP
] = (s
[i
] >> 8) & 0xff;
2596 dst
[i
][GCOMP
] = (s
[i
] >> 16) & 0xff;
2597 dst
[i
][BCOMP
] = (s
[i
] >> 24);
2598 dst
[i
][ACOMP
] = (s
[i
] ) & 0xff;
2603 unpack_ubyte_RGBX8888(const void *src
, GLubyte dst
[][4], GLuint n
)
2605 const GLuint
*s
= ((const GLuint
*) src
);
2607 for (i
= 0; i
< n
; i
++) {
2608 dst
[i
][RCOMP
] = (s
[i
] >> 24);
2609 dst
[i
][GCOMP
] = (s
[i
] >> 16) & 0xff;
2610 dst
[i
][BCOMP
] = (s
[i
] >> 8) & 0xff;
2611 dst
[i
][ACOMP
] = 0xff;
2616 unpack_ubyte_RGBX8888_REV(const void *src
, GLubyte dst
[][4], GLuint n
)
2618 const GLuint
*s
= ((const GLuint
*) src
);
2620 for (i
= 0; i
< n
; i
++) {
2621 dst
[i
][RCOMP
] = (s
[i
] ) & 0xff;
2622 dst
[i
][GCOMP
] = (s
[i
] >> 8) & 0xff;
2623 dst
[i
][BCOMP
] = (s
[i
] >> 16) & 0xff;
2624 dst
[i
][ACOMP
] = 0xff;
2629 unpack_ubyte_B8G8R8X8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2631 const GLuint
*s
= ((const GLuint
*) src
);
2633 for (i
= 0; i
< n
; i
++) {
2634 dst
[i
][RCOMP
] = (s
[i
] >> 16) & 0xff;
2635 dst
[i
][GCOMP
] = (s
[i
] >> 8) & 0xff;
2636 dst
[i
][BCOMP
] = (s
[i
] ) & 0xff;
2637 dst
[i
][ACOMP
] = 0xff;
2642 unpack_ubyte_X8R8G8B8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2644 const GLuint
*s
= ((const GLuint
*) src
);
2646 for (i
= 0; i
< n
; i
++) {
2647 dst
[i
][RCOMP
] = (s
[i
] >> 8) & 0xff;
2648 dst
[i
][GCOMP
] = (s
[i
] >> 16) & 0xff;
2649 dst
[i
][BCOMP
] = (s
[i
] >> 24);
2650 dst
[i
][ACOMP
] = 0xff;
2655 unpack_ubyte_BGR_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2657 const GLubyte
*s
= (const GLubyte
*) src
;
2659 for (i
= 0; i
< n
; i
++) {
2660 dst
[i
][RCOMP
] = s
[i
*3+2];
2661 dst
[i
][GCOMP
] = s
[i
*3+1];
2662 dst
[i
][BCOMP
] = s
[i
*3+0];
2663 dst
[i
][ACOMP
] = 0xff;
2668 unpack_ubyte_RGB_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2670 const GLubyte
*s
= (const GLubyte
*) src
;
2672 for (i
= 0; i
< n
; i
++) {
2673 dst
[i
][RCOMP
] = s
[i
*3+0];
2674 dst
[i
][GCOMP
] = s
[i
*3+1];
2675 dst
[i
][BCOMP
] = s
[i
*3+2];
2676 dst
[i
][ACOMP
] = 0xff;
2681 unpack_ubyte_B5G6R5_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2683 const GLushort
*s
= ((const GLushort
*) src
);
2685 for (i
= 0; i
< n
; i
++) {
2686 dst
[i
][RCOMP
] = EXPAND_5_8((s
[i
] >> 11) & 0x1f);
2687 dst
[i
][GCOMP
] = EXPAND_6_8((s
[i
] >> 5 ) & 0x3f);
2688 dst
[i
][BCOMP
] = EXPAND_5_8( s
[i
] & 0x1f);
2689 dst
[i
][ACOMP
] = 0xff;
2694 unpack_ubyte_R5G6B5_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2696 /* Warning: this function does not match the current Mesa definition
2697 * of MESA_FORMAT_R5G6B5_UNORM.
2699 const GLushort
*s
= ((const GLushort
*) src
);
2701 for (i
= 0; i
< n
; i
++) {
2702 GLuint t
= (s
[i
] >> 8) | (s
[i
] << 8); /* byte swap */
2703 dst
[i
][RCOMP
] = EXPAND_5_8((t
>> 11) & 0x1f);
2704 dst
[i
][GCOMP
] = EXPAND_6_8((t
>> 5 ) & 0x3f);
2705 dst
[i
][BCOMP
] = EXPAND_5_8( t
& 0x1f);
2706 dst
[i
][ACOMP
] = 0xff;
2711 unpack_ubyte_B4G4R4A4_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2713 const GLushort
*s
= ((const GLushort
*) src
);
2715 for (i
= 0; i
< n
; i
++) {
2716 dst
[i
][RCOMP
] = EXPAND_4_8((s
[i
] >> 8) & 0xf);
2717 dst
[i
][GCOMP
] = EXPAND_4_8((s
[i
] >> 4) & 0xf);
2718 dst
[i
][BCOMP
] = EXPAND_4_8((s
[i
] ) & 0xf);
2719 dst
[i
][ACOMP
] = EXPAND_4_8((s
[i
] >> 12) & 0xf);
2724 unpack_ubyte_A4R4G4B4_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2726 const GLushort
*s
= ((const GLushort
*) src
);
2728 for (i
= 0; i
< n
; i
++) {
2729 dst
[i
][RCOMP
] = EXPAND_4_8((s
[i
] >> 4) & 0xf);
2730 dst
[i
][GCOMP
] = EXPAND_4_8((s
[i
] >> 8) & 0xf);
2731 dst
[i
][BCOMP
] = EXPAND_4_8((s
[i
] >> 12) & 0xf);
2732 dst
[i
][ACOMP
] = EXPAND_4_8((s
[i
] ) & 0xf);
2737 unpack_ubyte_A1B5G5R5_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2739 const GLushort
*s
= ((const GLushort
*) src
);
2741 for (i
= 0; i
< n
; i
++) {
2742 dst
[i
][RCOMP
] = EXPAND_5_8((s
[i
] >> 11) & 0x1f);
2743 dst
[i
][GCOMP
] = EXPAND_5_8((s
[i
] >> 6) & 0x1f);
2744 dst
[i
][BCOMP
] = EXPAND_5_8((s
[i
] >> 1) & 0x1f);
2745 dst
[i
][ACOMP
] = EXPAND_1_8((s
[i
] ) & 0x01);
2750 unpack_ubyte_B5G5R5A1_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2752 const GLushort
*s
= ((const GLushort
*) src
);
2754 for (i
= 0; i
< n
; i
++) {
2755 dst
[i
][RCOMP
] = EXPAND_5_8((s
[i
] >> 10) & 0x1f);
2756 dst
[i
][GCOMP
] = EXPAND_5_8((s
[i
] >> 5) & 0x1f);
2757 dst
[i
][BCOMP
] = EXPAND_5_8((s
[i
] >> 0) & 0x1f);
2758 dst
[i
][ACOMP
] = EXPAND_1_8((s
[i
] >> 15) & 0x01);
2763 unpack_ubyte_A1R5G5B5_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2765 /* Warning: this function does not match the current Mesa definition
2766 * of MESA_FORMAT_A1R5G5B5_UNORM.
2768 const GLushort
*s
= ((const GLushort
*) src
);
2770 for (i
= 0; i
< n
; i
++) {
2771 GLushort tmp
= (s
[i
] << 8) | (s
[i
] >> 8); /* byteswap */
2772 dst
[i
][RCOMP
] = EXPAND_5_8((tmp
>> 10) & 0x1f);
2773 dst
[i
][GCOMP
] = EXPAND_5_8((tmp
>> 5) & 0x1f);
2774 dst
[i
][BCOMP
] = EXPAND_5_8((tmp
>> 0) & 0x1f);
2775 dst
[i
][ACOMP
] = EXPAND_1_8((tmp
>> 15) & 0x01);
2780 unpack_ubyte_L4A4_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2782 const GLubyte
*s
= ((const GLubyte
*) src
);
2784 for (i
= 0; i
< n
; i
++) {
2787 dst
[i
][BCOMP
] = EXPAND_4_8(s
[i
] & 0xf);
2788 dst
[i
][ACOMP
] = EXPAND_4_8(s
[i
] >> 4);
2793 unpack_ubyte_L8A8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2795 const GLushort
*s
= ((const GLushort
*) src
);
2797 for (i
= 0; i
< n
; i
++) {
2800 dst
[i
][BCOMP
] = EXPAND_4_8(s
[i
] & 0xff);
2801 dst
[i
][ACOMP
] = EXPAND_4_8(s
[i
] >> 8);
2806 unpack_ubyte_A8L8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2808 const GLushort
*s
= ((const GLushort
*) src
);
2810 for (i
= 0; i
< n
; i
++) {
2813 dst
[i
][BCOMP
] = EXPAND_4_8(s
[i
] >> 8);
2814 dst
[i
][ACOMP
] = EXPAND_4_8(s
[i
] & 0xff);
2819 unpack_ubyte_B2G3R3_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2821 const GLubyte
*s
= ((const GLubyte
*) src
);
2823 for (i
= 0; i
< n
; i
++) {
2824 dst
[i
][RCOMP
] = EXPAND_3_8((s
[i
] >> 5) & 0x7);
2825 dst
[i
][GCOMP
] = EXPAND_3_8((s
[i
] >> 2) & 0x7);
2826 dst
[i
][BCOMP
] = EXPAND_2_8((s
[i
] ) & 0x3);
2827 dst
[i
][ACOMP
] = 0xff;
2832 unpack_ubyte_A_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2834 const GLubyte
*s
= ((const GLubyte
*) src
);
2836 for (i
= 0; i
< n
; i
++) {
2840 dst
[i
][ACOMP
] = s
[i
];
2845 unpack_ubyte_L_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2847 const GLubyte
*s
= ((const GLubyte
*) src
);
2849 for (i
= 0; i
< n
; i
++) {
2852 dst
[i
][BCOMP
] = s
[i
];
2853 dst
[i
][ACOMP
] = 0xff;
2859 unpack_ubyte_I_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2861 const GLubyte
*s
= ((const GLubyte
*) src
);
2863 for (i
= 0; i
< n
; i
++) {
2867 dst
[i
][ACOMP
] = s
[i
];
2872 unpack_ubyte_R_UNORM8(const void *src
, GLubyte dst
[][4], GLuint n
)
2874 const GLubyte
*s
= ((const GLubyte
*) src
);
2876 for (i
= 0; i
< n
; i
++) {
2885 unpack_ubyte_R8G8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2887 const GLushort
*s
= ((const GLushort
*) src
);
2889 for (i
= 0; i
< n
; i
++) {
2890 dst
[i
][RCOMP
] = s
[i
] & 0xff;
2891 dst
[i
][GCOMP
] = s
[i
] >> 8;
2893 dst
[i
][ACOMP
] = 0xff;
2898 unpack_ubyte_G8R8_UNORM(const void *src
, GLubyte dst
[][4], GLuint n
)
2900 const GLushort
*s
= ((const GLushort
*) src
);
2902 for (i
= 0; i
< n
; i
++) {
2903 dst
[i
][RCOMP
] = s
[i
] >> 8;
2904 dst
[i
][GCOMP
] = s
[i
] & 0xff;
2906 dst
[i
][ACOMP
] = 0xff;
2912 * Unpack rgba colors, returning as GLubyte values. This should usually
2913 * only be used for unpacking formats that use 8 bits or less per channel.
2916 _mesa_unpack_ubyte_rgba_row(mesa_format format
, GLuint n
,
2917 const void *src
, GLubyte dst
[][4])
2920 case MESA_FORMAT_A8B8G8R8_UNORM
:
2921 unpack_ubyte_A8B8G8R8_UNORM(src
, dst
, n
);
2923 case MESA_FORMAT_R8G8B8A8_UNORM
:
2924 unpack_ubyte_R8G8B8A8_UNORM(src
, dst
, n
);
2926 case MESA_FORMAT_B8G8R8A8_UNORM
:
2927 unpack_ubyte_B8G8R8A8_UNORM(src
, dst
, n
);
2929 case MESA_FORMAT_A8R8G8B8_UNORM
:
2930 unpack_ubyte_A8R8G8B8_UNORM(src
, dst
, n
);
2932 case MESA_FORMAT_X8B8G8R8_UNORM
:
2933 unpack_ubyte_RGBX8888(src
, dst
, n
);
2935 case MESA_FORMAT_R8G8B8X8_UNORM
:
2936 unpack_ubyte_RGBX8888_REV(src
, dst
, n
);
2938 case MESA_FORMAT_B8G8R8X8_UNORM
:
2939 unpack_ubyte_B8G8R8X8_UNORM(src
, dst
, n
);
2941 case MESA_FORMAT_X8R8G8B8_UNORM
:
2942 unpack_ubyte_X8R8G8B8_UNORM(src
, dst
, n
);
2944 case MESA_FORMAT_BGR_UNORM8
:
2945 unpack_ubyte_BGR_UNORM8(src
, dst
, n
);
2947 case MESA_FORMAT_RGB_UNORM8
:
2948 unpack_ubyte_RGB_UNORM8(src
, dst
, n
);
2950 case MESA_FORMAT_B5G6R5_UNORM
:
2951 unpack_ubyte_B5G6R5_UNORM(src
, dst
, n
);
2953 case MESA_FORMAT_R5G6B5_UNORM
:
2954 unpack_ubyte_R5G6B5_UNORM(src
, dst
, n
);
2956 case MESA_FORMAT_B4G4R4A4_UNORM
:
2957 unpack_ubyte_B4G4R4A4_UNORM(src
, dst
, n
);
2959 case MESA_FORMAT_A4R4G4B4_UNORM
:
2960 unpack_ubyte_A4R4G4B4_UNORM(src
, dst
, n
);
2962 case MESA_FORMAT_A1B5G5R5_UNORM
:
2963 unpack_ubyte_A1B5G5R5_UNORM(src
, dst
, n
);
2965 case MESA_FORMAT_B5G5R5A1_UNORM
:
2966 unpack_ubyte_B5G5R5A1_UNORM(src
, dst
, n
);
2968 case MESA_FORMAT_A1R5G5B5_UNORM
:
2969 unpack_ubyte_A1R5G5B5_UNORM(src
, dst
, n
);
2971 case MESA_FORMAT_L4A4_UNORM
:
2972 unpack_ubyte_L4A4_UNORM(src
, dst
, n
);
2974 case MESA_FORMAT_L8A8_UNORM
:
2975 unpack_ubyte_L8A8_UNORM(src
, dst
, n
);
2977 case MESA_FORMAT_A8L8_UNORM
:
2978 unpack_ubyte_A8L8_UNORM(src
, dst
, n
);
2980 case MESA_FORMAT_B2G3R3_UNORM
:
2981 unpack_ubyte_B2G3R3_UNORM(src
, dst
, n
);
2983 case MESA_FORMAT_A_UNORM8
:
2984 unpack_ubyte_A_UNORM8(src
, dst
, n
);
2986 case MESA_FORMAT_L_UNORM8
:
2987 unpack_ubyte_L_UNORM8(src
, dst
, n
);
2989 case MESA_FORMAT_I_UNORM8
:
2990 unpack_ubyte_I_UNORM8(src
, dst
, n
);
2992 case MESA_FORMAT_R_UNORM8
:
2993 unpack_ubyte_R_UNORM8(src
, dst
, n
);
2995 case MESA_FORMAT_R8G8_UNORM
:
2996 unpack_ubyte_R8G8_UNORM(src
, dst
, n
);
2998 case MESA_FORMAT_G8R8_UNORM
:
2999 unpack_ubyte_G8R8_UNORM(src
, dst
, n
);
3002 /* get float values, convert to ubyte */
3004 GLfloat
*tmp
= malloc(n
* 4 * sizeof(GLfloat
));
3007 _mesa_unpack_rgba_row(format
, n
, src
, (GLfloat (*)[4]) tmp
);
3008 for (i
= 0; i
< n
; i
++) {
3009 UNCLAMPED_FLOAT_TO_UBYTE(dst
[i
][0], tmp
[i
*4+0]);
3010 UNCLAMPED_FLOAT_TO_UBYTE(dst
[i
][1], tmp
[i
*4+1]);
3011 UNCLAMPED_FLOAT_TO_UBYTE(dst
[i
][2], tmp
[i
*4+2]);
3012 UNCLAMPED_FLOAT_TO_UBYTE(dst
[i
][3], tmp
[i
*4+3]);
3022 /**********************************************************************/
3023 /* Unpack, returning GLuint colors */
3024 /**********************************************************************/
3027 unpack_int_rgba_RGBA_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3029 memcpy(dst
, src
, n
* 4 * sizeof(GLuint
));
3033 unpack_int_rgba_RGBA_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3037 for (i
= 0; i
< n
; i
++) {
3038 dst
[i
][0] = src
[i
* 4 + 0];
3039 dst
[i
][1] = src
[i
* 4 + 1];
3040 dst
[i
][2] = src
[i
* 4 + 2];
3041 dst
[i
][3] = src
[i
* 4 + 3];
3046 unpack_int_rgba_RGBA_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3050 for (i
= 0; i
< n
; i
++) {
3051 dst
[i
][0] = src
[i
* 4 + 0];
3052 dst
[i
][1] = src
[i
* 4 + 1];
3053 dst
[i
][2] = src
[i
* 4 + 2];
3054 dst
[i
][3] = src
[i
* 4 + 3];
3059 unpack_int_rgba_RGBA_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3063 for (i
= 0; i
< n
; i
++) {
3064 dst
[i
][0] = src
[i
* 4 + 0];
3065 dst
[i
][1] = src
[i
* 4 + 1];
3066 dst
[i
][2] = src
[i
* 4 + 2];
3067 dst
[i
][3] = src
[i
* 4 + 3];
3072 unpack_int_rgba_RGBA_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3076 for (i
= 0; i
< n
; i
++) {
3077 dst
[i
][0] = src
[i
* 4 + 0];
3078 dst
[i
][1] = src
[i
* 4 + 1];
3079 dst
[i
][2] = src
[i
* 4 + 2];
3080 dst
[i
][3] = src
[i
* 4 + 3];
3085 unpack_int_rgba_B8G8R8A8_UNORM(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3089 for (i
= 0; i
< n
; i
++) {
3090 dst
[i
][RCOMP
] = (GLubyte
) src
[i
* 4 + 2];
3091 dst
[i
][GCOMP
] = (GLubyte
) src
[i
* 4 + 1];
3092 dst
[i
][BCOMP
] = (GLubyte
) src
[i
* 4 + 0];
3093 dst
[i
][ACOMP
] = (GLubyte
) src
[i
* 4 + 3];
3098 unpack_int_rgba_B8G8R8X8_UNORM(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3102 for (i
= 0; i
< n
; i
++) {
3103 dst
[i
][RCOMP
] = (GLubyte
) src
[i
* 4 + 2];
3104 dst
[i
][GCOMP
] = (GLubyte
) src
[i
* 4 + 1];
3105 dst
[i
][BCOMP
] = (GLubyte
) src
[i
* 4 + 0];
3106 dst
[i
][ACOMP
] = (GLubyte
) 0xff;
3111 unpack_int_rgba_RGB_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3115 for (i
= 0; i
< n
; i
++) {
3116 dst
[i
][0] = src
[i
* 3 + 0];
3117 dst
[i
][1] = src
[i
* 3 + 1];
3118 dst
[i
][2] = src
[i
* 3 + 2];
3124 unpack_int_rgba_RGB_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3128 for (i
= 0; i
< n
; i
++) {
3129 dst
[i
][0] = src
[i
* 3 + 0];
3130 dst
[i
][1] = src
[i
* 3 + 1];
3131 dst
[i
][2] = src
[i
* 3 + 2];
3137 unpack_int_rgba_RGB_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3141 for (i
= 0; i
< n
; i
++) {
3142 dst
[i
][0] = src
[i
* 3 + 0];
3143 dst
[i
][1] = src
[i
* 3 + 1];
3144 dst
[i
][2] = src
[i
* 3 + 2];
3150 unpack_int_rgba_RGB_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3154 for (i
= 0; i
< n
; i
++) {
3155 dst
[i
][0] = src
[i
* 3 + 0];
3156 dst
[i
][1] = src
[i
* 3 + 1];
3157 dst
[i
][2] = src
[i
* 3 + 2];
3163 unpack_int_rgba_RGB_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3167 for (i
= 0; i
< n
; i
++) {
3168 dst
[i
][0] = src
[i
* 3 + 0];
3169 dst
[i
][1] = src
[i
* 3 + 1];
3170 dst
[i
][2] = src
[i
* 3 + 2];
3176 unpack_int_rgba_RG_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3180 for (i
= 0; i
< n
; i
++) {
3181 dst
[i
][0] = src
[i
* 2 + 0];
3182 dst
[i
][1] = src
[i
* 2 + 1];
3189 unpack_int_rgba_RG_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3193 for (i
= 0; i
< n
; i
++) {
3194 dst
[i
][0] = src
[i
* 2 + 0];
3195 dst
[i
][1] = src
[i
* 2 + 1];
3202 unpack_int_rgba_RG_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3206 for (i
= 0; i
< n
; i
++) {
3207 dst
[i
][0] = src
[i
* 2 + 0];
3208 dst
[i
][1] = src
[i
* 2 + 1];
3215 unpack_int_rgba_RG_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3219 for (i
= 0; i
< n
; i
++) {
3220 dst
[i
][0] = src
[i
* 2 + 0];
3221 dst
[i
][1] = src
[i
* 2 + 1];
3228 unpack_int_rgba_RG_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3232 for (i
= 0; i
< n
; i
++) {
3233 dst
[i
][0] = src
[i
* 2 + 0];
3234 dst
[i
][1] = src
[i
* 2 + 1];
3241 unpack_int_rgba_R_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3245 for (i
= 0; i
< n
; i
++) {
3254 unpack_int_rgba_R_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3258 for (i
= 0; i
< n
; i
++) {
3267 unpack_int_rgba_R_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3271 for (i
= 0; i
< n
; i
++) {
3280 unpack_int_rgba_R_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3284 for (i
= 0; i
< n
; i
++) {
3293 unpack_int_rgba_R_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3297 for (i
= 0; i
< n
; i
++) {
3306 unpack_int_rgba_ALPHA_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3310 for (i
= 0; i
< n
; i
++) {
3311 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = 0;
3317 unpack_int_rgba_ALPHA_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3321 for (i
= 0; i
< n
; i
++) {
3322 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = 0;
3328 unpack_int_rgba_ALPHA_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3332 for (i
= 0; i
< n
; i
++) {
3333 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = 0;
3339 unpack_int_rgba_ALPHA_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3343 for (i
= 0; i
< n
; i
++) {
3344 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = 0;
3350 unpack_int_rgba_ALPHA_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3354 for (i
= 0; i
< n
; i
++) {
3355 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = 0;
3361 unpack_int_rgba_LUMINANCE_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3365 for (i
= 0; i
< n
; i
++) {
3366 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
];
3372 unpack_int_rgba_LUMINANCE_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3376 for (i
= 0; i
< n
; i
++) {
3377 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
];
3383 unpack_int_rgba_LUMINANCE_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3387 for (i
= 0; i
< n
; i
++) {
3388 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
];
3394 unpack_int_rgba_LUMINANCE_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3398 for (i
= 0; i
< n
; i
++) {
3399 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
];
3405 unpack_int_rgba_LUMINANCE_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3409 for (i
= 0; i
< n
; i
++) {
3410 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
];
3417 unpack_int_rgba_LUMINANCE_ALPHA_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3421 for (i
= 0; i
< n
; i
++) {
3422 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
* 2 + 0];
3423 dst
[i
][3] = src
[i
* 2 + 1];
3428 unpack_int_rgba_LUMINANCE_ALPHA_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3432 for (i
= 0; i
< n
; i
++) {
3433 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
* 2 + 0];
3434 dst
[i
][3] = src
[i
* 2 + 1];
3439 unpack_int_rgba_LUMINANCE_ALPHA_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3443 for (i
= 0; i
< n
; i
++) {
3444 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
* 2 + 0];
3445 dst
[i
][3] = src
[i
* 2 + 1];
3450 unpack_int_rgba_LUMINANCE_ALPHA_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3454 for (i
= 0; i
< n
; i
++) {
3455 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
* 2 + 0];
3456 dst
[i
][3] = src
[i
* 2 + 1];
3461 unpack_int_rgba_LUMINANCE_ALPHA_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3465 for (i
= 0; i
< n
; i
++) {
3466 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = src
[i
* 2 + 0];
3467 dst
[i
][3] = src
[i
* 2 + 1];
3472 unpack_int_rgba_INTENSITY_UINT32(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3476 for (i
= 0; i
< n
; i
++) {
3477 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = dst
[i
][3] = src
[i
];
3482 unpack_int_rgba_INTENSITY_UINT16(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3486 for (i
= 0; i
< n
; i
++) {
3487 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = dst
[i
][3] = src
[i
];
3492 unpack_int_rgba_INTENSITY_INT16(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3496 for (i
= 0; i
< n
; i
++) {
3497 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = dst
[i
][3] = src
[i
];
3502 unpack_int_rgba_INTENSITY_UINT8(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3506 for (i
= 0; i
< n
; i
++) {
3507 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = dst
[i
][3] = src
[i
];
3512 unpack_int_rgba_INTENSITY_INT8(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3516 for (i
= 0; i
< n
; i
++) {
3517 dst
[i
][0] = dst
[i
][1] = dst
[i
][2] = dst
[i
][3] = src
[i
];
3522 unpack_int_rgba_B10G10R10A2_UINT(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3526 for (i
= 0; i
< n
; i
++) {
3527 GLuint tmp
= src
[i
];
3528 dst
[i
][0] = (tmp
>> 20) & 0x3ff;
3529 dst
[i
][1] = (tmp
>> 10) & 0x3ff;
3530 dst
[i
][2] = (tmp
>> 0) & 0x3ff;
3531 dst
[i
][3] = (tmp
>> 30) & 0x3;
3536 unpack_int_rgba_R10G10B10A2_UINT(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3540 for (i
= 0; i
< n
; i
++) {
3541 GLuint tmp
= src
[i
];
3542 dst
[i
][0] = (tmp
>> 0) & 0x3ff;
3543 dst
[i
][1] = (tmp
>> 10) & 0x3ff;
3544 dst
[i
][2] = (tmp
>> 20) & 0x3ff;
3545 dst
[i
][3] = (tmp
>> 30) & 0x3;
3550 unpack_int_rgba_B10G10R10A2_UNORM(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3554 for (i
= 0; i
< n
; i
++) {
3555 GLuint tmp
= src
[i
];
3556 dst
[i
][0] = (tmp
>> 20) & 0x3ff;
3557 dst
[i
][1] = (tmp
>> 10) & 0x3ff;
3558 dst
[i
][2] = (tmp
>> 0) & 0x3ff;
3559 dst
[i
][3] = (tmp
>> 30) & 0x3;
3564 unpack_int_rgba_XBGR8888_UINT(const GLubyte
*src
, GLuint dst
[][4], GLuint n
)
3568 for (i
= 0; i
< n
; i
++) {
3569 dst
[i
][0] = src
[i
* 4 + 0];
3570 dst
[i
][1] = src
[i
* 4 + 1];
3571 dst
[i
][2] = src
[i
* 4 + 2];
3577 unpack_int_rgba_XBGR8888_SINT(const GLbyte
*src
, GLuint dst
[][4], GLuint n
)
3581 for (i
= 0; i
< n
; i
++) {
3582 dst
[i
][0] = src
[i
* 4 + 0];
3583 dst
[i
][1] = src
[i
* 4 + 1];
3584 dst
[i
][2] = src
[i
* 4 + 2];
3590 unpack_int_rgba_XBGR16161616_UINT(const GLushort
*src
, GLuint dst
[][4], GLuint n
)
3594 for (i
= 0; i
< n
; i
++) {
3595 dst
[i
][0] = src
[i
* 4 + 0];
3596 dst
[i
][1] = src
[i
* 4 + 1];
3597 dst
[i
][2] = src
[i
* 4 + 2];
3603 unpack_int_rgba_XBGR16161616_SINT(const GLshort
*src
, GLuint dst
[][4], GLuint n
)
3607 for (i
= 0; i
< n
; i
++) {
3608 dst
[i
][0] = src
[i
* 4 + 0];
3609 dst
[i
][1] = src
[i
* 4 + 1];
3610 dst
[i
][2] = src
[i
* 4 + 2];
3616 unpack_int_rgba_XBGR32323232_UINT(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3620 for (i
= 0; i
< n
; i
++) {
3621 dst
[i
][0] = src
[i
* 4 + 0];
3622 dst
[i
][1] = src
[i
* 4 + 1];
3623 dst
[i
][2] = src
[i
* 4 + 2];
3629 unpack_int_rgba_R10G10B10A2_UNORM(const GLuint
*src
, GLuint dst
[][4], GLuint n
)
3633 for (i
= 0; i
< n
; i
++) {
3634 GLuint tmp
= src
[i
];
3635 dst
[i
][0] = (tmp
>> 0) & 0x3ff;
3636 dst
[i
][1] = (tmp
>> 10) & 0x3ff;
3637 dst
[i
][2] = (tmp
>> 20) & 0x3ff;
3638 dst
[i
][3] = (tmp
>> 30) & 0x3;
3643 _mesa_unpack_uint_rgba_row(mesa_format format
, GLuint n
,
3644 const void *src
, GLuint dst
[][4])
3647 /* Since there won't be any sign extension happening, there's no need to
3648 * make separate paths for 32-bit-to-32-bit integer unpack.
3650 case MESA_FORMAT_RGBA_UINT32
:
3651 case MESA_FORMAT_RGBA_SINT32
:
3652 unpack_int_rgba_RGBA_UINT32(src
, dst
, n
);
3655 case MESA_FORMAT_RGBA_UINT16
:
3656 unpack_int_rgba_RGBA_UINT16(src
, dst
, n
);
3658 case MESA_FORMAT_RGBA_SINT16
:
3659 unpack_int_rgba_RGBA_INT16(src
, dst
, n
);
3662 case MESA_FORMAT_RGBA_UINT8
:
3663 unpack_int_rgba_RGBA_UINT8(src
, dst
, n
);
3665 case MESA_FORMAT_RGBA_SINT8
:
3666 unpack_int_rgba_RGBA_INT8(src
, dst
, n
);
3669 case MESA_FORMAT_B8G8R8A8_UNORM
:
3670 unpack_int_rgba_B8G8R8A8_UNORM(src
, dst
, n
);
3673 case MESA_FORMAT_B8G8R8X8_UNORM
:
3674 unpack_int_rgba_B8G8R8X8_UNORM(src
, dst
, n
);
3677 case MESA_FORMAT_RGB_UINT32
:
3678 case MESA_FORMAT_RGB_SINT32
:
3679 unpack_int_rgba_RGB_UINT32(src
, dst
, n
);
3682 case MESA_FORMAT_RGB_UINT16
:
3683 unpack_int_rgba_RGB_UINT16(src
, dst
, n
);
3685 case MESA_FORMAT_RGB_SINT16
:
3686 unpack_int_rgba_RGB_INT16(src
, dst
, n
);
3689 case MESA_FORMAT_RGB_UINT8
:
3690 unpack_int_rgba_RGB_UINT8(src
, dst
, n
);
3692 case MESA_FORMAT_RGB_SINT8
:
3693 unpack_int_rgba_RGB_INT8(src
, dst
, n
);
3696 case MESA_FORMAT_RG_UINT32
:
3697 case MESA_FORMAT_RG_SINT32
:
3698 unpack_int_rgba_RG_UINT32(src
, dst
, n
);
3701 case MESA_FORMAT_RG_UINT16
:
3702 unpack_int_rgba_RG_UINT16(src
, dst
, n
);
3704 case MESA_FORMAT_RG_SINT16
:
3705 unpack_int_rgba_RG_INT16(src
, dst
, n
);
3708 case MESA_FORMAT_RG_UINT8
:
3709 unpack_int_rgba_RG_UINT8(src
, dst
, n
);
3711 case MESA_FORMAT_RG_SINT8
:
3712 unpack_int_rgba_RG_INT8(src
, dst
, n
);
3715 case MESA_FORMAT_R_UINT32
:
3716 case MESA_FORMAT_R_SINT32
:
3717 unpack_int_rgba_R_UINT32(src
, dst
, n
);
3720 case MESA_FORMAT_R_UINT16
:
3721 unpack_int_rgba_R_UINT16(src
, dst
, n
);
3723 case MESA_FORMAT_R_SINT16
:
3724 unpack_int_rgba_R_INT16(src
, dst
, n
);
3727 case MESA_FORMAT_R_UINT8
:
3728 unpack_int_rgba_R_UINT8(src
, dst
, n
);
3730 case MESA_FORMAT_R_SINT8
:
3731 unpack_int_rgba_R_INT8(src
, dst
, n
);
3734 case MESA_FORMAT_A_UINT32
:
3735 case MESA_FORMAT_A_SINT32
:
3736 unpack_int_rgba_ALPHA_UINT32(src
, dst
, n
);
3739 case MESA_FORMAT_A_UINT16
:
3740 unpack_int_rgba_ALPHA_UINT16(src
, dst
, n
);
3742 case MESA_FORMAT_A_SINT16
:
3743 unpack_int_rgba_ALPHA_INT16(src
, dst
, n
);
3746 case MESA_FORMAT_A_UINT8
:
3747 unpack_int_rgba_ALPHA_UINT8(src
, dst
, n
);
3749 case MESA_FORMAT_A_SINT8
:
3750 unpack_int_rgba_ALPHA_INT8(src
, dst
, n
);
3753 case MESA_FORMAT_L_UINT32
:
3754 case MESA_FORMAT_L_SINT32
:
3755 unpack_int_rgba_LUMINANCE_UINT32(src
, dst
, n
);
3757 case MESA_FORMAT_L_UINT16
:
3758 unpack_int_rgba_LUMINANCE_UINT16(src
, dst
, n
);
3760 case MESA_FORMAT_L_SINT16
:
3761 unpack_int_rgba_LUMINANCE_INT16(src
, dst
, n
);
3764 case MESA_FORMAT_L_UINT8
:
3765 unpack_int_rgba_LUMINANCE_UINT8(src
, dst
, n
);
3767 case MESA_FORMAT_L_SINT8
:
3768 unpack_int_rgba_LUMINANCE_INT8(src
, dst
, n
);
3771 case MESA_FORMAT_LA_UINT32
:
3772 case MESA_FORMAT_LA_SINT32
:
3773 unpack_int_rgba_LUMINANCE_ALPHA_UINT32(src
, dst
, n
);
3776 case MESA_FORMAT_LA_UINT16
:
3777 unpack_int_rgba_LUMINANCE_ALPHA_UINT16(src
, dst
, n
);
3779 case MESA_FORMAT_LA_SINT16
:
3780 unpack_int_rgba_LUMINANCE_ALPHA_INT16(src
, dst
, n
);
3783 case MESA_FORMAT_LA_UINT8
:
3784 unpack_int_rgba_LUMINANCE_ALPHA_UINT8(src
, dst
, n
);
3786 case MESA_FORMAT_LA_SINT8
:
3787 unpack_int_rgba_LUMINANCE_ALPHA_INT8(src
, dst
, n
);
3790 case MESA_FORMAT_I_UINT32
:
3791 case MESA_FORMAT_I_SINT32
:
3792 unpack_int_rgba_INTENSITY_UINT32(src
, dst
, n
);
3795 case MESA_FORMAT_I_UINT16
:
3796 unpack_int_rgba_INTENSITY_UINT16(src
, dst
, n
);
3798 case MESA_FORMAT_I_SINT16
:
3799 unpack_int_rgba_INTENSITY_INT16(src
, dst
, n
);
3802 case MESA_FORMAT_I_UINT8
:
3803 unpack_int_rgba_INTENSITY_UINT8(src
, dst
, n
);
3805 case MESA_FORMAT_I_SINT8
:
3806 unpack_int_rgba_INTENSITY_INT8(src
, dst
, n
);
3809 case MESA_FORMAT_B10G10R10A2_UINT
:
3810 unpack_int_rgba_B10G10R10A2_UINT(src
, dst
, n
);
3813 case MESA_FORMAT_R10G10B10A2_UINT
:
3814 unpack_int_rgba_R10G10B10A2_UINT(src
, dst
, n
);
3817 case MESA_FORMAT_B10G10R10A2_UNORM
:
3818 unpack_int_rgba_B10G10R10A2_UNORM(src
, dst
, n
);
3821 case MESA_FORMAT_RGBX_UINT8
:
3822 unpack_int_rgba_XBGR8888_UINT(src
, dst
, n
);
3825 case MESA_FORMAT_RGBX_SINT8
:
3826 unpack_int_rgba_XBGR8888_SINT(src
, dst
, n
);
3829 case MESA_FORMAT_RGBX_UINT16
:
3830 unpack_int_rgba_XBGR16161616_UINT(src
, dst
, n
);
3833 case MESA_FORMAT_RGBX_SINT16
:
3834 unpack_int_rgba_XBGR16161616_SINT(src
, dst
, n
);
3837 case MESA_FORMAT_RGBX_UINT32
:
3838 case MESA_FORMAT_RGBX_SINT32
:
3839 unpack_int_rgba_XBGR32323232_UINT(src
, dst
, n
);
3842 case MESA_FORMAT_R10G10B10A2_UNORM
:
3843 unpack_int_rgba_R10G10B10A2_UNORM(src
, dst
, n
);
3847 _mesa_problem(NULL
, "%s: bad format %s", __FUNCTION__
,
3848 _mesa_get_format_name(format
));
3854 * Unpack a 2D rect of pixels returning float RGBA colors.
3855 * \param format the source image format
3856 * \param src start address of the source image
3857 * \param srcRowStride source image row stride in bytes
3858 * \param dst start address of the dest image
3859 * \param dstRowStride dest image row stride in bytes
3860 * \param x source image start X pos
3861 * \param y source image start Y pos
3862 * \param width width of rect region to convert
3863 * \param height height of rect region to convert
3866 _mesa_unpack_rgba_block(mesa_format format
,
3867 const void *src
, GLint srcRowStride
,
3868 GLfloat dst
[][4], GLint dstRowStride
,
3869 GLuint x
, GLuint y
, GLuint width
, GLuint height
)
3871 unpack_rgba_func unpack
= get_unpack_rgba_function(format
);
3872 const GLuint srcPixStride
= _mesa_get_format_bytes(format
);
3873 const GLuint dstPixStride
= 4 * sizeof(GLfloat
);
3874 const GLubyte
*srcRow
;
3878 /* XXX needs to be fixed for compressed formats */
3880 srcRow
= ((const GLubyte
*) src
) + srcRowStride
* y
+ srcPixStride
* x
;
3881 dstRow
= ((GLubyte
*) dst
) + dstRowStride
* y
+ dstPixStride
* x
;
3883 for (i
= 0; i
< height
; i
++) {
3884 unpack(srcRow
, (GLfloat (*)[4]) dstRow
, width
);
3886 dstRow
+= dstRowStride
;
3887 srcRow
+= srcRowStride
;
3894 typedef void (*unpack_float_z_func
)(GLuint n
, const void *src
, GLfloat
*dst
);
3897 unpack_float_z_X8_UINT_Z24_UNORM(GLuint n
, const void *src
, GLfloat
*dst
)
3899 /* only return Z, not stencil data */
3900 const GLuint
*s
= ((const GLuint
*) src
);
3901 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
3903 for (i
= 0; i
< n
; i
++) {
3904 dst
[i
] = (GLfloat
) ((s
[i
] >> 8) * scale
);
3905 ASSERT(dst
[i
] >= 0.0F
);
3906 ASSERT(dst
[i
] <= 1.0F
);
3911 unpack_float_z_Z24_UNORM_X8_UINT(GLuint n
, const void *src
, GLfloat
*dst
)
3913 /* only return Z, not stencil data */
3914 const GLuint
*s
= ((const GLuint
*) src
);
3915 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
3917 for (i
= 0; i
< n
; i
++) {
3918 dst
[i
] = (GLfloat
) ((s
[i
] & 0x00ffffff) * scale
);
3919 ASSERT(dst
[i
] >= 0.0F
);
3920 ASSERT(dst
[i
] <= 1.0F
);
3925 unpack_float_Z_UNORM16(GLuint n
, const void *src
, GLfloat
*dst
)
3927 const GLushort
*s
= ((const GLushort
*) src
);
3929 for (i
= 0; i
< n
; i
++) {
3930 dst
[i
] = s
[i
] * (1.0F
/ 65535.0F
);
3935 unpack_float_Z_UNORM32(GLuint n
, const void *src
, GLfloat
*dst
)
3937 const GLuint
*s
= ((const GLuint
*) src
);
3939 for (i
= 0; i
< n
; i
++) {
3940 dst
[i
] = s
[i
] * (1.0F
/ 0xffffffff);
3945 unpack_float_Z_FLOAT32(GLuint n
, const void *src
, GLfloat
*dst
)
3947 memcpy(dst
, src
, n
* sizeof(float));
3951 unpack_float_z_Z32X24S8(GLuint n
, const void *src
, GLfloat
*dst
)
3953 const struct z32f_x24s8
*s
= (const struct z32f_x24s8
*) src
;
3955 for (i
= 0; i
< n
; i
++) {
3964 * The returned values will always be in the range [0.0, 1.0].
3967 _mesa_unpack_float_z_row(mesa_format format
, GLuint n
,
3968 const void *src
, GLfloat
*dst
)
3970 unpack_float_z_func unpack
;
3973 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
3974 case MESA_FORMAT_X8_UINT_Z24_UNORM
:
3975 unpack
= unpack_float_z_X8_UINT_Z24_UNORM
;
3977 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
3978 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
3979 unpack
= unpack_float_z_Z24_UNORM_X8_UINT
;
3981 case MESA_FORMAT_Z_UNORM16
:
3982 unpack
= unpack_float_Z_UNORM16
;
3984 case MESA_FORMAT_Z_UNORM32
:
3985 unpack
= unpack_float_Z_UNORM32
;
3987 case MESA_FORMAT_Z_FLOAT32
:
3988 unpack
= unpack_float_Z_FLOAT32
;
3990 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
3991 unpack
= unpack_float_z_Z32X24S8
;
3994 _mesa_problem(NULL
, "bad format %s in _mesa_unpack_float_z_row",
3995 _mesa_get_format_name(format
));
3999 unpack(n
, src
, dst
);
4004 typedef void (*unpack_uint_z_func
)(const void *src
, GLuint
*dst
, GLuint n
);
4007 unpack_uint_z_X8_UINT_Z24_UNORM(const void *src
, GLuint
*dst
, GLuint n
)
4009 /* only return Z, not stencil data */
4010 const GLuint
*s
= ((const GLuint
*) src
);
4012 for (i
= 0; i
< n
; i
++) {
4013 dst
[i
] = (s
[i
] & 0xffffff00) | (s
[i
] >> 24);
4018 unpack_uint_z_Z24_UNORM_X8_UINT(const void *src
, GLuint
*dst
, GLuint n
)
4020 /* only return Z, not stencil data */
4021 const GLuint
*s
= ((const GLuint
*) src
);
4023 for (i
= 0; i
< n
; i
++) {
4024 dst
[i
] = (s
[i
] << 8) | ((s
[i
] >> 16) & 0xff);
4029 unpack_uint_Z_UNORM16(const void *src
, GLuint
*dst
, GLuint n
)
4031 const GLushort
*s
= ((const GLushort
*)src
);
4033 for (i
= 0; i
< n
; i
++) {
4034 dst
[i
] = (s
[i
] << 16) | s
[i
];
4039 unpack_uint_Z_UNORM32(const void *src
, GLuint
*dst
, GLuint n
)
4041 memcpy(dst
, src
, n
* sizeof(GLuint
));
4045 unpack_uint_Z_FLOAT32(const void *src
, GLuint
*dst
, GLuint n
)
4047 const float *s
= (const float *)src
;
4049 for (i
= 0; i
< n
; i
++) {
4050 dst
[i
] = FLOAT_TO_UINT(CLAMP(s
[i
], 0.0F
, 1.0F
));
4055 unpack_uint_Z_FLOAT32_X24S8(const void *src
, GLuint
*dst
, GLuint n
)
4057 const struct z32f_x24s8
*s
= (const struct z32f_x24s8
*) src
;
4060 for (i
= 0; i
< n
; i
++) {
4061 dst
[i
] = FLOAT_TO_UINT(CLAMP(s
[i
].z
, 0.0F
, 1.0F
));
4068 * The returned values will always be in the range [0, 0xffffffff].
4071 _mesa_unpack_uint_z_row(mesa_format format
, GLuint n
,
4072 const void *src
, GLuint
*dst
)
4074 unpack_uint_z_func unpack
;
4075 const GLubyte
*srcPtr
= (GLubyte
*) src
;
4078 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
4079 case MESA_FORMAT_X8_UINT_Z24_UNORM
:
4080 unpack
= unpack_uint_z_X8_UINT_Z24_UNORM
;
4082 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
4083 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
4084 unpack
= unpack_uint_z_Z24_UNORM_X8_UINT
;
4086 case MESA_FORMAT_Z_UNORM16
:
4087 unpack
= unpack_uint_Z_UNORM16
;
4089 case MESA_FORMAT_Z_UNORM32
:
4090 unpack
= unpack_uint_Z_UNORM32
;
4092 case MESA_FORMAT_Z_FLOAT32
:
4093 unpack
= unpack_uint_Z_FLOAT32
;
4095 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
4096 unpack
= unpack_uint_Z_FLOAT32_X24S8
;
4099 _mesa_problem(NULL
, "bad format %s in _mesa_unpack_uint_z_row",
4100 _mesa_get_format_name(format
));
4104 unpack(srcPtr
, dst
, n
);
4109 unpack_ubyte_s_S_UINT8(const void *src
, GLubyte
*dst
, GLuint n
)
4111 memcpy(dst
, src
, n
);
4115 unpack_ubyte_s_S8_UINT_Z24_UNORM(const void *src
, GLubyte
*dst
, GLuint n
)
4118 const GLuint
*src32
= src
;
4120 for (i
= 0; i
< n
; i
++)
4121 dst
[i
] = src32
[i
] & 0xff;
4125 unpack_ubyte_s_Z24_UNORM_S8_UINT(const void *src
, GLubyte
*dst
, GLuint n
)
4128 const GLuint
*src32
= src
;
4130 for (i
= 0; i
< n
; i
++)
4131 dst
[i
] = src32
[i
] >> 24;
4135 unpack_ubyte_s_Z32_FLOAT_S8X24_UINT(const void *src
, GLubyte
*dst
, GLuint n
)
4138 const struct z32f_x24s8
*s
= (const struct z32f_x24s8
*) src
;
4140 for (i
= 0; i
< n
; i
++)
4141 dst
[i
] = s
[i
].x24s8
& 0xff;
4145 _mesa_unpack_ubyte_stencil_row(mesa_format format
, GLuint n
,
4146 const void *src
, GLubyte
*dst
)
4149 case MESA_FORMAT_S_UINT8
:
4150 unpack_ubyte_s_S_UINT8(src
, dst
, n
);
4152 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
4153 unpack_ubyte_s_S8_UINT_Z24_UNORM(src
, dst
, n
);
4155 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
4156 unpack_ubyte_s_Z24_UNORM_S8_UINT(src
, dst
, n
);
4158 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
4159 unpack_ubyte_s_Z32_FLOAT_S8X24_UINT(src
, dst
, n
);
4162 _mesa_problem(NULL
, "bad format %s in _mesa_unpack_ubyte_s_row",
4163 _mesa_get_format_name(format
));
4169 unpack_uint_24_8_depth_stencil_Z24_UNORM_S8_UINT(const GLuint
*src
, GLuint
*dst
, GLuint n
)
4173 for (i
= 0; i
< n
; i
++) {
4174 GLuint val
= src
[i
];
4175 dst
[i
] = val
>> 24 | val
<< 8;
4180 unpack_uint_24_8_depth_stencil_Z32_S8X24(const GLuint
*src
,
4181 GLuint
*dst
, GLuint n
)
4185 for (i
= 0; i
< n
; i
++) {
4186 /* 8 bytes per pixel (float + uint32) */
4187 GLfloat zf
= ((GLfloat
*) src
)[i
* 2 + 0];
4188 GLuint z24
= (GLuint
) (zf
* (GLfloat
) 0xffffff);
4189 GLuint s
= src
[i
* 2 + 1] & 0xff;
4190 dst
[i
] = (z24
<< 8) | s
;
4195 unpack_uint_24_8_depth_stencil_S8_UINT_Z24_UNORM(const GLuint
*src
, GLuint
*dst
, GLuint n
)
4197 memcpy(dst
, src
, n
* 4);
4201 * Unpack depth/stencil returning as GL_UNSIGNED_INT_24_8.
4202 * \param format the source data format
4205 _mesa_unpack_uint_24_8_depth_stencil_row(mesa_format format
, GLuint n
,
4206 const void *src
, GLuint
*dst
)
4209 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
4210 unpack_uint_24_8_depth_stencil_S8_UINT_Z24_UNORM(src
, dst
, n
);
4212 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
4213 unpack_uint_24_8_depth_stencil_Z24_UNORM_S8_UINT(src
, dst
, n
);
4215 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
4216 unpack_uint_24_8_depth_stencil_Z32_S8X24(src
, dst
, n
);
4220 "bad format %s in _mesa_unpack_uint_24_8_depth_stencil_row",
4221 _mesa_get_format_name(format
));
4227 unpack_float_32_uint_24_8_Z24_UNORM_S8_UINT(const GLuint
*src
,
4228 GLuint
*dst
, GLuint n
)
4231 struct z32f_x24s8
*d
= (struct z32f_x24s8
*) dst
;
4232 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
4234 for (i
= 0; i
< n
; i
++) {
4235 const GLuint z24
= src
[i
] & 0xffffff;
4236 d
[i
].z
= z24
* scale
;
4237 d
[i
].x24s8
= src
[i
] >> 24;
4238 assert(d
[i
].z
>= 0.0f
);
4239 assert(d
[i
].z
<= 1.0f
);
4244 unpack_float_32_uint_24_8_Z32_FLOAT_S8X24_UINT(const GLuint
*src
,
4245 GLuint
*dst
, GLuint n
)
4247 memcpy(dst
, src
, n
* sizeof(struct z32f_x24s8
));
4251 unpack_float_32_uint_24_8_S8_UINT_Z24_UNORM(const GLuint
*src
,
4252 GLuint
*dst
, GLuint n
)
4255 struct z32f_x24s8
*d
= (struct z32f_x24s8
*) dst
;
4256 const GLdouble scale
= 1.0 / (GLdouble
) 0xffffff;
4258 for (i
= 0; i
< n
; i
++) {
4259 const GLuint z24
= src
[i
] >> 8;
4260 d
[i
].z
= z24
* scale
;
4261 d
[i
].x24s8
= src
[i
] & 0xff;
4262 assert(d
[i
].z
>= 0.0f
);
4263 assert(d
[i
].z
<= 1.0f
);
4268 * Unpack depth/stencil returning as GL_FLOAT_32_UNSIGNED_INT_24_8_REV.
4269 * \param format the source data format
4271 * In GL_FLOAT_32_UNSIGNED_INT_24_8_REV lower 4 bytes contain float
4272 * component and higher 4 bytes contain packed 24-bit and 8-bit
4275 * 31 30 29 28 ... 4 3 2 1 0 31 30 29 ... 9 8 7 6 5 ... 2 1 0
4276 * +-------------------------+ +--------------------------------+
4277 * | Float Component | | Unused | 8 bit stencil |
4278 * +-------------------------+ +--------------------------------+
4279 * lower 4 bytes higher 4 bytes
4282 _mesa_unpack_float_32_uint_24_8_depth_stencil_row(mesa_format format
, GLuint n
,
4283 const void *src
, GLuint
*dst
)
4286 case MESA_FORMAT_S8_UINT_Z24_UNORM
:
4287 unpack_float_32_uint_24_8_S8_UINT_Z24_UNORM(src
, dst
, n
);
4289 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
4290 unpack_float_32_uint_24_8_Z24_UNORM_S8_UINT(src
, dst
, n
);
4292 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
4293 unpack_float_32_uint_24_8_Z32_FLOAT_S8X24_UINT(src
, dst
, n
);
4297 "bad format %s in _mesa_unpack_uint_24_8_depth_stencil_row",
4298 _mesa_get_format_name(format
));
4304 * Unpack depth/stencil
4305 * \param format the source data format
4306 * \param type the destination data type
4309 _mesa_unpack_depth_stencil_row(mesa_format format
, GLuint n
,
4310 const void *src
, GLenum type
,
4313 assert(type
== GL_UNSIGNED_INT_24_8
||
4314 type
== GL_FLOAT_32_UNSIGNED_INT_24_8_REV
);
4317 case GL_UNSIGNED_INT_24_8
:
4318 _mesa_unpack_uint_24_8_depth_stencil_row(format
, n
, src
, dst
);
4320 case GL_FLOAT_32_UNSIGNED_INT_24_8_REV
:
4321 _mesa_unpack_float_32_uint_24_8_depth_stencil_row(format
, n
, src
, dst
);
4325 "bad type 0x%x in _mesa_unpack_depth_stencil_row",