projects / mesa.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
st/mesa: add some missing MESA/PIPE_FORMAT_R10G10B10A2_UNORM switch cases
[mesa.git] / src / mesa / state_tracker / st_format.c
1 /**************************************************************************
2 *
3 * Copyright 2007 VMware, Inc.
4 * Copyright (c) 2008-2010 VMware, Inc.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
17 * of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 **************************************************************************/
28
29
30 /**
31 * Mesa / Gallium format conversion and format selection code.
32 * \author Brian Paul
33 */
34
35 #include "main/imports.h"
36 #include "main/context.h"
37 #include "main/glformats.h"
38 #include "main/texgetimage.h"
39 #include "main/teximage.h"
40 #include "main/texstore.h"
41 #include "main/image.h"
42 #include "main/macros.h"
43
44 #include "pipe/p_context.h"
45 #include "pipe/p_defines.h"
46 #include "pipe/p_screen.h"
47 #include "util/u_format.h"
48 #include "st_cb_texture.h"
49 #include "st_context.h"
50 #include "st_format.h"
51
52
53 /**
54 * Translate Mesa format to Gallium format.
55 */
56 enum pipe_format
57 st_mesa_format_to_pipe_format(mesa_format mesaFormat)
58 {
59 switch (mesaFormat) {
60 case MESA_FORMAT_A8B8G8R8_UNORM:
61 return PIPE_FORMAT_ABGR8888_UNORM;
62 case MESA_FORMAT_R8G8B8A8_UNORM:
63 return PIPE_FORMAT_RGBA8888_UNORM;
64 case MESA_FORMAT_B8G8R8A8_UNORM:
65 return PIPE_FORMAT_BGRA8888_UNORM;
66 case MESA_FORMAT_A8R8G8B8_UNORM:
67 return PIPE_FORMAT_ARGB8888_UNORM;
68 case MESA_FORMAT_X8B8G8R8_UNORM:
69 return PIPE_FORMAT_XBGR8888_UNORM;
70 case MESA_FORMAT_R8G8B8X8_UNORM:
71 return PIPE_FORMAT_RGBX8888_UNORM;
72 case MESA_FORMAT_B8G8R8X8_UNORM:
73 return PIPE_FORMAT_BGRX8888_UNORM;
74 case MESA_FORMAT_X8R8G8B8_UNORM:
75 return PIPE_FORMAT_XRGB8888_UNORM;
76 case MESA_FORMAT_B5G5R5A1_UNORM:
77 return PIPE_FORMAT_B5G5R5A1_UNORM;
78 case MESA_FORMAT_B4G4R4A4_UNORM:
79 return PIPE_FORMAT_B4G4R4A4_UNORM;
80 case MESA_FORMAT_B5G6R5_UNORM:
81 return PIPE_FORMAT_B5G6R5_UNORM;
82 case MESA_FORMAT_B2G3R3_UNORM:
83 return PIPE_FORMAT_B2G3R3_UNORM;
84 case MESA_FORMAT_B10G10R10A2_UNORM:
85 return PIPE_FORMAT_B10G10R10A2_UNORM;
86 case MESA_FORMAT_R10G10B10A2_UNORM:
87 return PIPE_FORMAT_R10G10B10A2_UNORM;
88 case MESA_FORMAT_L4A4_UNORM:
89 return PIPE_FORMAT_L4A4_UNORM;
90 case MESA_FORMAT_L8A8_UNORM:
91 return PIPE_FORMAT_L8A8_UNORM;
92 case MESA_FORMAT_L16A16_UNORM:
93 return PIPE_FORMAT_L16A16_UNORM;
94 case MESA_FORMAT_A_UNORM8:
95 return PIPE_FORMAT_A8_UNORM;
96 case MESA_FORMAT_A_UNORM16:
97 return PIPE_FORMAT_A16_UNORM;
98 case MESA_FORMAT_L_UNORM8:
99 return PIPE_FORMAT_L8_UNORM;
100 case MESA_FORMAT_L_UNORM16:
101 return PIPE_FORMAT_L16_UNORM;
102 case MESA_FORMAT_I_UNORM8:
103 return PIPE_FORMAT_I8_UNORM;
104 case MESA_FORMAT_I_UNORM16:
105 return PIPE_FORMAT_I16_UNORM;
106 case MESA_FORMAT_Z_UNORM16:
107 return PIPE_FORMAT_Z16_UNORM;
108 case MESA_FORMAT_Z_UNORM32:
109 return PIPE_FORMAT_Z32_UNORM;
110 case MESA_FORMAT_S8_UINT_Z24_UNORM:
111 return PIPE_FORMAT_S8_UINT_Z24_UNORM;
112 case MESA_FORMAT_Z24_UNORM_S8_UINT:
113 return PIPE_FORMAT_Z24_UNORM_S8_UINT;
114 case MESA_FORMAT_X8_UINT_Z24_UNORM:
115 return PIPE_FORMAT_X8Z24_UNORM;
116 case MESA_FORMAT_Z24_UNORM_X8_UINT:
117 return PIPE_FORMAT_Z24X8_UNORM;
118 case MESA_FORMAT_S_UINT8:
119 return PIPE_FORMAT_S8_UINT;
120 case MESA_FORMAT_Z_FLOAT32:
121 return PIPE_FORMAT_Z32_FLOAT;
122 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
123 return PIPE_FORMAT_Z32_FLOAT_S8X24_UINT;
124 case MESA_FORMAT_YCBCR:
125 return PIPE_FORMAT_UYVY;
126 case MESA_FORMAT_YCBCR_REV:
127 return PIPE_FORMAT_YUYV;
128 case MESA_FORMAT_RGB_DXT1:
129 return PIPE_FORMAT_DXT1_RGB;
130 case MESA_FORMAT_RGBA_DXT1:
131 return PIPE_FORMAT_DXT1_RGBA;
132 case MESA_FORMAT_RGBA_DXT3:
133 return PIPE_FORMAT_DXT3_RGBA;
134 case MESA_FORMAT_RGBA_DXT5:
135 return PIPE_FORMAT_DXT5_RGBA;
136 case MESA_FORMAT_SRGB_DXT1:
137 return PIPE_FORMAT_DXT1_SRGB;
138 case MESA_FORMAT_SRGBA_DXT1:
139 return PIPE_FORMAT_DXT1_SRGBA;
140 case MESA_FORMAT_SRGBA_DXT3:
141 return PIPE_FORMAT_DXT3_SRGBA;
142 case MESA_FORMAT_SRGBA_DXT5:
143 return PIPE_FORMAT_DXT5_SRGBA;
144 case MESA_FORMAT_L8A8_SRGB:
145 return PIPE_FORMAT_L8A8_SRGB;
146 case MESA_FORMAT_L_SRGB8:
147 return PIPE_FORMAT_L8_SRGB;
148 case MESA_FORMAT_BGR_SRGB8:
149 return PIPE_FORMAT_R8G8B8_SRGB;
150 case MESA_FORMAT_A8B8G8R8_SRGB:
151 return PIPE_FORMAT_A8B8G8R8_SRGB;
152 case MESA_FORMAT_B8G8R8A8_SRGB:
153 return PIPE_FORMAT_B8G8R8A8_SRGB;
154 case MESA_FORMAT_R8G8B8A8_SRGB:
155 return PIPE_FORMAT_R8G8B8A8_SRGB;
156 case MESA_FORMAT_RGBA_FLOAT32:
157 return PIPE_FORMAT_R32G32B32A32_FLOAT;
158 case MESA_FORMAT_RGBA_FLOAT16:
159 return PIPE_FORMAT_R16G16B16A16_FLOAT;
160 case MESA_FORMAT_RGB_FLOAT32:
161 return PIPE_FORMAT_R32G32B32_FLOAT;
162 case MESA_FORMAT_RGB_FLOAT16:
163 return PIPE_FORMAT_R16G16B16_FLOAT;
164 case MESA_FORMAT_LA_FLOAT32:
165 return PIPE_FORMAT_L32A32_FLOAT;
166 case MESA_FORMAT_LA_FLOAT16:
167 return PIPE_FORMAT_L16A16_FLOAT;
168 case MESA_FORMAT_L_FLOAT32:
169 return PIPE_FORMAT_L32_FLOAT;
170 case MESA_FORMAT_L_FLOAT16:
171 return PIPE_FORMAT_L16_FLOAT;
172 case MESA_FORMAT_A_FLOAT32:
173 return PIPE_FORMAT_A32_FLOAT;
174 case MESA_FORMAT_A_FLOAT16:
175 return PIPE_FORMAT_A16_FLOAT;
176 case MESA_FORMAT_I_FLOAT32:
177 return PIPE_FORMAT_I32_FLOAT;
178 case MESA_FORMAT_I_FLOAT16:
179 return PIPE_FORMAT_I16_FLOAT;
180 case MESA_FORMAT_R_FLOAT32:
181 return PIPE_FORMAT_R32_FLOAT;
182 case MESA_FORMAT_R_FLOAT16:
183 return PIPE_FORMAT_R16_FLOAT;
184 case MESA_FORMAT_RG_FLOAT32:
185 return PIPE_FORMAT_R32G32_FLOAT;
186 case MESA_FORMAT_RG_FLOAT16:
187 return PIPE_FORMAT_R16G16_FLOAT;
188
189 case MESA_FORMAT_R_UNORM8:
190 return PIPE_FORMAT_R8_UNORM;
191 case MESA_FORMAT_R_UNORM16:
192 return PIPE_FORMAT_R16_UNORM;
193 case MESA_FORMAT_R8G8_UNORM:
194 return PIPE_FORMAT_R8G8_UNORM;
195 case MESA_FORMAT_R16G16_UNORM:
196 return PIPE_FORMAT_R16G16_UNORM;
197 case MESA_FORMAT_RGBA_UNORM16:
198 return PIPE_FORMAT_R16G16B16A16_UNORM;
199
200 /* signed int formats */
201 case MESA_FORMAT_A_UINT8:
202 return PIPE_FORMAT_A8_UINT;
203 case MESA_FORMAT_A_UINT16:
204 return PIPE_FORMAT_A16_UINT;
205 case MESA_FORMAT_A_UINT32:
206 return PIPE_FORMAT_A32_UINT;
207
208 case MESA_FORMAT_A_SINT8:
209 return PIPE_FORMAT_A8_SINT;
210 case MESA_FORMAT_A_SINT16:
211 return PIPE_FORMAT_A16_SINT;
212 case MESA_FORMAT_A_SINT32:
213 return PIPE_FORMAT_A32_SINT;
214
215 case MESA_FORMAT_I_UINT8:
216 return PIPE_FORMAT_I8_UINT;
217 case MESA_FORMAT_I_UINT16:
218 return PIPE_FORMAT_I16_UINT;
219 case MESA_FORMAT_I_UINT32:
220 return PIPE_FORMAT_I32_UINT;
221
222 case MESA_FORMAT_I_SINT8:
223 return PIPE_FORMAT_I8_SINT;
224 case MESA_FORMAT_I_SINT16:
225 return PIPE_FORMAT_I16_SINT;
226 case MESA_FORMAT_I_SINT32:
227 return PIPE_FORMAT_I32_SINT;
228
229 case MESA_FORMAT_L_UINT8:
230 return PIPE_FORMAT_L8_UINT;
231 case MESA_FORMAT_L_UINT16:
232 return PIPE_FORMAT_L16_UINT;
233 case MESA_FORMAT_L_UINT32:
234 return PIPE_FORMAT_L32_UINT;
235
236 case MESA_FORMAT_L_SINT8:
237 return PIPE_FORMAT_L8_SINT;
238 case MESA_FORMAT_L_SINT16:
239 return PIPE_FORMAT_L16_SINT;
240 case MESA_FORMAT_L_SINT32:
241 return PIPE_FORMAT_L32_SINT;
242
243 case MESA_FORMAT_LA_UINT8:
244 return PIPE_FORMAT_L8A8_UINT;
245 case MESA_FORMAT_LA_UINT16:
246 return PIPE_FORMAT_L16A16_UINT;
247 case MESA_FORMAT_LA_UINT32:
248 return PIPE_FORMAT_L32A32_UINT;
249
250 case MESA_FORMAT_LA_SINT8:
251 return PIPE_FORMAT_L8A8_SINT;
252 case MESA_FORMAT_LA_SINT16:
253 return PIPE_FORMAT_L16A16_SINT;
254 case MESA_FORMAT_LA_SINT32:
255 return PIPE_FORMAT_L32A32_SINT;
256
257 case MESA_FORMAT_R_SINT8:
258 return PIPE_FORMAT_R8_SINT;
259 case MESA_FORMAT_RG_SINT8:
260 return PIPE_FORMAT_R8G8_SINT;
261 case MESA_FORMAT_RGB_SINT8:
262 return PIPE_FORMAT_R8G8B8_SINT;
263 case MESA_FORMAT_RGBA_SINT8:
264 return PIPE_FORMAT_R8G8B8A8_SINT;
265 case MESA_FORMAT_R_SINT16:
266 return PIPE_FORMAT_R16_SINT;
267 case MESA_FORMAT_RG_SINT16:
268 return PIPE_FORMAT_R16G16_SINT;
269 case MESA_FORMAT_RGB_SINT16:
270 return PIPE_FORMAT_R16G16B16_SINT;
271 case MESA_FORMAT_RGBA_SINT16:
272 return PIPE_FORMAT_R16G16B16A16_SINT;
273 case MESA_FORMAT_R_SINT32:
274 return PIPE_FORMAT_R32_SINT;
275 case MESA_FORMAT_RG_SINT32:
276 return PIPE_FORMAT_R32G32_SINT;
277 case MESA_FORMAT_RGB_SINT32:
278 return PIPE_FORMAT_R32G32B32_SINT;
279 case MESA_FORMAT_RGBA_SINT32:
280 return PIPE_FORMAT_R32G32B32A32_SINT;
281
282 /* unsigned int formats */
283 case MESA_FORMAT_R_UINT8:
284 return PIPE_FORMAT_R8_UINT;
285 case MESA_FORMAT_RG_UINT8:
286 return PIPE_FORMAT_R8G8_UINT;
287 case MESA_FORMAT_RGB_UINT8:
288 return PIPE_FORMAT_R8G8B8_UINT;
289 case MESA_FORMAT_RGBA_UINT8:
290 return PIPE_FORMAT_R8G8B8A8_UINT;
291 case MESA_FORMAT_R_UINT16:
292 return PIPE_FORMAT_R16_UINT;
293 case MESA_FORMAT_RG_UINT16:
294 return PIPE_FORMAT_R16G16_UINT;
295 case MESA_FORMAT_RGB_UINT16:
296 return PIPE_FORMAT_R16G16B16_UINT;
297 case MESA_FORMAT_RGBA_UINT16:
298 return PIPE_FORMAT_R16G16B16A16_UINT;
299 case MESA_FORMAT_R_UINT32:
300 return PIPE_FORMAT_R32_UINT;
301 case MESA_FORMAT_RG_UINT32:
302 return PIPE_FORMAT_R32G32_UINT;
303 case MESA_FORMAT_RGB_UINT32:
304 return PIPE_FORMAT_R32G32B32_UINT;
305 case MESA_FORMAT_RGBA_UINT32:
306 return PIPE_FORMAT_R32G32B32A32_UINT;
307
308 case MESA_FORMAT_R_RGTC1_UNORM:
309 return PIPE_FORMAT_RGTC1_UNORM;
310 case MESA_FORMAT_R_RGTC1_SNORM:
311 return PIPE_FORMAT_RGTC1_SNORM;
312 case MESA_FORMAT_RG_RGTC2_UNORM:
313 return PIPE_FORMAT_RGTC2_UNORM;
314 case MESA_FORMAT_RG_RGTC2_SNORM:
315 return PIPE_FORMAT_RGTC2_SNORM;
316
317 case MESA_FORMAT_L_LATC1_UNORM:
318 return PIPE_FORMAT_LATC1_UNORM;
319 case MESA_FORMAT_L_LATC1_SNORM:
320 return PIPE_FORMAT_LATC1_SNORM;
321 case MESA_FORMAT_LA_LATC2_UNORM:
322 return PIPE_FORMAT_LATC2_UNORM;
323 case MESA_FORMAT_LA_LATC2_SNORM:
324 return PIPE_FORMAT_LATC2_SNORM;
325
326 case MESA_FORMAT_ETC1_RGB8:
327 return PIPE_FORMAT_ETC1_RGB8;
328
329 /* signed normalized formats */
330 case MESA_FORMAT_R_SNORM8:
331 return PIPE_FORMAT_R8_SNORM;
332 case MESA_FORMAT_R8G8_SNORM:
333 return PIPE_FORMAT_R8G8_SNORM;
334 case MESA_FORMAT_R8G8B8A8_SNORM:
335 return PIPE_FORMAT_R8G8B8A8_SNORM;
336
337 case MESA_FORMAT_A_SNORM8:
338 return PIPE_FORMAT_A8_SNORM;
339 case MESA_FORMAT_L_SNORM8:
340 return PIPE_FORMAT_L8_SNORM;
341 case MESA_FORMAT_L8A8_SNORM:
342 return PIPE_FORMAT_L8A8_SNORM;
343 case MESA_FORMAT_I_SNORM8:
344 return PIPE_FORMAT_I8_SNORM;
345
346 case MESA_FORMAT_R_SNORM16:
347 return PIPE_FORMAT_R16_SNORM;
348 case MESA_FORMAT_R16G16_SNORM:
349 return PIPE_FORMAT_R16G16_SNORM;
350 case MESA_FORMAT_RGBA_SNORM16:
351 return PIPE_FORMAT_R16G16B16A16_SNORM;
352
353 case MESA_FORMAT_A_SNORM16:
354 return PIPE_FORMAT_A16_SNORM;
355 case MESA_FORMAT_L_SNORM16:
356 return PIPE_FORMAT_L16_SNORM;
357 case MESA_FORMAT_LA_SNORM16:
358 return PIPE_FORMAT_L16A16_SNORM;
359 case MESA_FORMAT_I_SNORM16:
360 return PIPE_FORMAT_I16_SNORM;
361
362 case MESA_FORMAT_R9G9B9E5_FLOAT:
363 return PIPE_FORMAT_R9G9B9E5_FLOAT;
364 case MESA_FORMAT_R11G11B10_FLOAT:
365 return PIPE_FORMAT_R11G11B10_FLOAT;
366 case MESA_FORMAT_B10G10R10A2_UINT:
367 return PIPE_FORMAT_B10G10R10A2_UINT;
368 case MESA_FORMAT_R10G10B10A2_UINT:
369 return PIPE_FORMAT_R10G10B10A2_UINT;
370
371 case MESA_FORMAT_B4G4R4X4_UNORM:
372 return PIPE_FORMAT_B4G4R4X4_UNORM;
373 case MESA_FORMAT_B5G5R5X1_UNORM:
374 return PIPE_FORMAT_B5G5R5X1_UNORM;
375 case MESA_FORMAT_R8G8B8X8_SNORM:
376 return PIPE_FORMAT_R8G8B8X8_SNORM;
377 case MESA_FORMAT_R8G8B8X8_SRGB:
378 return PIPE_FORMAT_R8G8B8X8_SRGB;
379 case MESA_FORMAT_RGBX_UINT8:
380 return PIPE_FORMAT_R8G8B8X8_UINT;
381 case MESA_FORMAT_RGBX_SINT8:
382 return PIPE_FORMAT_R8G8B8X8_SINT;
383 case MESA_FORMAT_B10G10R10X2_UNORM:
384 return PIPE_FORMAT_B10G10R10X2_UNORM;
385 case MESA_FORMAT_RGBX_UNORM16:
386 return PIPE_FORMAT_R16G16B16X16_UNORM;
387 case MESA_FORMAT_RGBX_SNORM16:
388 return PIPE_FORMAT_R16G16B16X16_SNORM;
389 case MESA_FORMAT_RGBX_FLOAT16:
390 return PIPE_FORMAT_R16G16B16X16_FLOAT;
391 case MESA_FORMAT_RGBX_UINT16:
392 return PIPE_FORMAT_R16G16B16X16_UINT;
393 case MESA_FORMAT_RGBX_SINT16:
394 return PIPE_FORMAT_R16G16B16X16_SINT;
395 case MESA_FORMAT_RGBX_FLOAT32:
396 return PIPE_FORMAT_R32G32B32X32_FLOAT;
397 case MESA_FORMAT_RGBX_UINT32:
398 return PIPE_FORMAT_R32G32B32X32_UINT;
399 case MESA_FORMAT_RGBX_SINT32:
400 return PIPE_FORMAT_R32G32B32X32_SINT;
401
402 case MESA_FORMAT_B8G8R8X8_SRGB:
403 return PIPE_FORMAT_B8G8R8X8_SRGB;
404
405 default:
406 return PIPE_FORMAT_NONE;
407 }
408 }
409
410
411 /**
412 * Translate Gallium format to Mesa format.
413 */
414 mesa_format
415 st_pipe_format_to_mesa_format(enum pipe_format format)
416 {
417 switch (format) {
418 case PIPE_FORMAT_ABGR8888_UNORM:
419 return MESA_FORMAT_A8B8G8R8_UNORM;
420 case PIPE_FORMAT_RGBA8888_UNORM:
421 return MESA_FORMAT_R8G8B8A8_UNORM;
422 case PIPE_FORMAT_BGRA8888_UNORM:
423 return MESA_FORMAT_B8G8R8A8_UNORM;
424 case PIPE_FORMAT_ARGB8888_UNORM:
425 return MESA_FORMAT_A8R8G8B8_UNORM;
426 case PIPE_FORMAT_XBGR8888_UNORM:
427 return MESA_FORMAT_X8B8G8R8_UNORM;
428 case PIPE_FORMAT_RGBX8888_UNORM:
429 return MESA_FORMAT_R8G8B8X8_UNORM;
430 case PIPE_FORMAT_BGRX8888_UNORM:
431 return MESA_FORMAT_B8G8R8X8_UNORM;
432 case PIPE_FORMAT_XRGB8888_UNORM:
433 return MESA_FORMAT_X8R8G8B8_UNORM;
434 case PIPE_FORMAT_B5G5R5A1_UNORM:
435 return MESA_FORMAT_B5G5R5A1_UNORM;
436 case PIPE_FORMAT_B4G4R4A4_UNORM:
437 return MESA_FORMAT_B4G4R4A4_UNORM;
438 case PIPE_FORMAT_B5G6R5_UNORM:
439 return MESA_FORMAT_B5G6R5_UNORM;
440 case PIPE_FORMAT_B2G3R3_UNORM:
441 return MESA_FORMAT_B2G3R3_UNORM;
442 case PIPE_FORMAT_B10G10R10A2_UNORM:
443 return MESA_FORMAT_B10G10R10A2_UNORM;
444 case PIPE_FORMAT_R10G10B10A2_UNORM:
445 return MESA_FORMAT_R10G10B10A2_UNORM;
446 case PIPE_FORMAT_L4A4_UNORM:
447 return MESA_FORMAT_L4A4_UNORM;
448 case PIPE_FORMAT_L8A8_UNORM:
449 return MESA_FORMAT_L8A8_UNORM;
450 case PIPE_FORMAT_L16A16_UNORM:
451 return MESA_FORMAT_L16A16_UNORM;
452 case PIPE_FORMAT_A8_UNORM:
453 return MESA_FORMAT_A_UNORM8;
454 case PIPE_FORMAT_A16_UNORM:
455 return MESA_FORMAT_A_UNORM16;
456 case PIPE_FORMAT_L8_UNORM:
457 return MESA_FORMAT_L_UNORM8;
458 case PIPE_FORMAT_L16_UNORM:
459 return MESA_FORMAT_L_UNORM16;
460 case PIPE_FORMAT_I8_UNORM:
461 return MESA_FORMAT_I_UNORM8;
462 case PIPE_FORMAT_I16_UNORM:
463 return MESA_FORMAT_I_UNORM16;
464 case PIPE_FORMAT_S8_UINT:
465 return MESA_FORMAT_S_UINT8;
466
467 case PIPE_FORMAT_R16G16B16A16_UNORM:
468 return MESA_FORMAT_RGBA_UNORM16;
469
470 case PIPE_FORMAT_Z16_UNORM:
471 return MESA_FORMAT_Z_UNORM16;
472 case PIPE_FORMAT_Z32_UNORM:
473 return MESA_FORMAT_Z_UNORM32;
474 case PIPE_FORMAT_S8_UINT_Z24_UNORM:
475 return MESA_FORMAT_S8_UINT_Z24_UNORM;
476 case PIPE_FORMAT_X8Z24_UNORM:
477 return MESA_FORMAT_X8_UINT_Z24_UNORM;
478 case PIPE_FORMAT_Z24X8_UNORM:
479 return MESA_FORMAT_Z24_UNORM_X8_UINT;
480 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
481 return MESA_FORMAT_Z24_UNORM_S8_UINT;
482 case PIPE_FORMAT_Z32_FLOAT:
483 return MESA_FORMAT_Z_FLOAT32;
484 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
485 return MESA_FORMAT_Z32_FLOAT_S8X24_UINT;
486
487 case PIPE_FORMAT_UYVY:
488 return MESA_FORMAT_YCBCR;
489 case PIPE_FORMAT_YUYV:
490 return MESA_FORMAT_YCBCR_REV;
491
492 case PIPE_FORMAT_DXT1_RGB:
493 return MESA_FORMAT_RGB_DXT1;
494 case PIPE_FORMAT_DXT1_RGBA:
495 return MESA_FORMAT_RGBA_DXT1;
496 case PIPE_FORMAT_DXT3_RGBA:
497 return MESA_FORMAT_RGBA_DXT3;
498 case PIPE_FORMAT_DXT5_RGBA:
499 return MESA_FORMAT_RGBA_DXT5;
500 case PIPE_FORMAT_DXT1_SRGB:
501 return MESA_FORMAT_SRGB_DXT1;
502 case PIPE_FORMAT_DXT1_SRGBA:
503 return MESA_FORMAT_SRGBA_DXT1;
504 case PIPE_FORMAT_DXT3_SRGBA:
505 return MESA_FORMAT_SRGBA_DXT3;
506 case PIPE_FORMAT_DXT5_SRGBA:
507 return MESA_FORMAT_SRGBA_DXT5;
508 case PIPE_FORMAT_L8A8_SRGB:
509 return MESA_FORMAT_L8A8_SRGB;
510 case PIPE_FORMAT_L8_SRGB:
511 return MESA_FORMAT_L_SRGB8;
512 case PIPE_FORMAT_R8G8B8_SRGB:
513 return MESA_FORMAT_BGR_SRGB8;
514 case PIPE_FORMAT_A8B8G8R8_SRGB:
515 return MESA_FORMAT_A8B8G8R8_SRGB;
516 case PIPE_FORMAT_B8G8R8A8_SRGB:
517 return MESA_FORMAT_B8G8R8A8_SRGB;
518 case PIPE_FORMAT_R32G32B32A32_FLOAT:
519 return MESA_FORMAT_RGBA_FLOAT32;
520 case PIPE_FORMAT_R16G16B16A16_FLOAT:
521 return MESA_FORMAT_RGBA_FLOAT16;
522 case PIPE_FORMAT_R32G32B32_FLOAT:
523 return MESA_FORMAT_RGB_FLOAT32;
524 case PIPE_FORMAT_R16G16B16_FLOAT:
525 return MESA_FORMAT_RGB_FLOAT16;
526 case PIPE_FORMAT_L32A32_FLOAT:
527 return MESA_FORMAT_LA_FLOAT32;
528 case PIPE_FORMAT_L16A16_FLOAT:
529 return MESA_FORMAT_LA_FLOAT16;
530 case PIPE_FORMAT_L32_FLOAT:
531 return MESA_FORMAT_L_FLOAT32;
532 case PIPE_FORMAT_L16_FLOAT:
533 return MESA_FORMAT_L_FLOAT16;
534 case PIPE_FORMAT_A32_FLOAT:
535 return MESA_FORMAT_A_FLOAT32;
536 case PIPE_FORMAT_A16_FLOAT:
537 return MESA_FORMAT_A_FLOAT16;
538 case PIPE_FORMAT_I32_FLOAT:
539 return MESA_FORMAT_I_FLOAT32;
540 case PIPE_FORMAT_I16_FLOAT:
541 return MESA_FORMAT_I_FLOAT16;
542 case PIPE_FORMAT_R32_FLOAT:
543 return MESA_FORMAT_R_FLOAT32;
544 case PIPE_FORMAT_R16_FLOAT:
545 return MESA_FORMAT_R_FLOAT16;
546 case PIPE_FORMAT_R32G32_FLOAT:
547 return MESA_FORMAT_RG_FLOAT32;
548 case PIPE_FORMAT_R16G16_FLOAT:
549 return MESA_FORMAT_RG_FLOAT16;
550
551 case PIPE_FORMAT_R8_UNORM:
552 return MESA_FORMAT_R_UNORM8;
553 case PIPE_FORMAT_R16_UNORM:
554 return MESA_FORMAT_R_UNORM16;
555 case PIPE_FORMAT_R8G8_UNORM:
556 return MESA_FORMAT_R8G8_UNORM;
557 case PIPE_FORMAT_R16G16_UNORM:
558 return MESA_FORMAT_R16G16_UNORM;
559
560 case PIPE_FORMAT_A8_UINT:
561 return MESA_FORMAT_A_UINT8;
562 case PIPE_FORMAT_A16_UINT:
563 return MESA_FORMAT_A_UINT16;
564 case PIPE_FORMAT_A32_UINT:
565 return MESA_FORMAT_A_UINT32;
566 case PIPE_FORMAT_A8_SINT:
567 return MESA_FORMAT_A_SINT8;
568 case PIPE_FORMAT_A16_SINT:
569 return MESA_FORMAT_A_SINT16;
570 case PIPE_FORMAT_A32_SINT:
571 return MESA_FORMAT_A_SINT32;
572
573 case PIPE_FORMAT_I8_UINT:
574 return MESA_FORMAT_I_UINT8;
575 case PIPE_FORMAT_I16_UINT:
576 return MESA_FORMAT_I_UINT16;
577 case PIPE_FORMAT_I32_UINT:
578 return MESA_FORMAT_I_UINT32;
579 case PIPE_FORMAT_I8_SINT:
580 return MESA_FORMAT_I_SINT8;
581 case PIPE_FORMAT_I16_SINT:
582 return MESA_FORMAT_I_SINT16;
583 case PIPE_FORMAT_I32_SINT:
584 return MESA_FORMAT_I_SINT32;
585
586 case PIPE_FORMAT_L8_UINT:
587 return MESA_FORMAT_L_UINT8;
588 case PIPE_FORMAT_L16_UINT:
589 return MESA_FORMAT_L_UINT16;
590 case PIPE_FORMAT_L32_UINT:
591 return MESA_FORMAT_L_UINT32;
592 case PIPE_FORMAT_L8_SINT:
593 return MESA_FORMAT_L_SINT8;
594 case PIPE_FORMAT_L16_SINT:
595 return MESA_FORMAT_L_SINT16;
596 case PIPE_FORMAT_L32_SINT:
597 return MESA_FORMAT_L_SINT32;
598
599 case PIPE_FORMAT_L8A8_UINT:
600 return MESA_FORMAT_LA_UINT8;
601 case PIPE_FORMAT_L16A16_UINT:
602 return MESA_FORMAT_LA_UINT16;
603 case PIPE_FORMAT_L32A32_UINT:
604 return MESA_FORMAT_LA_UINT32;
605 case PIPE_FORMAT_L8A8_SINT:
606 return MESA_FORMAT_LA_SINT8;
607 case PIPE_FORMAT_L16A16_SINT:
608 return MESA_FORMAT_LA_SINT16;
609 case PIPE_FORMAT_L32A32_SINT:
610 return MESA_FORMAT_LA_SINT32;
611
612 case PIPE_FORMAT_R8_SINT:
613 return MESA_FORMAT_R_SINT8;
614 case PIPE_FORMAT_R8G8_SINT:
615 return MESA_FORMAT_RG_SINT8;
616 case PIPE_FORMAT_R8G8B8_SINT:
617 return MESA_FORMAT_RGB_SINT8;
618 case PIPE_FORMAT_R8G8B8A8_SINT:
619 return MESA_FORMAT_RGBA_SINT8;
620
621 case PIPE_FORMAT_R16_SINT:
622 return MESA_FORMAT_R_SINT16;
623 case PIPE_FORMAT_R16G16_SINT:
624 return MESA_FORMAT_RG_SINT16;
625 case PIPE_FORMAT_R16G16B16_SINT:
626 return MESA_FORMAT_RGB_SINT16;
627 case PIPE_FORMAT_R16G16B16A16_SINT:
628 return MESA_FORMAT_RGBA_SINT16;
629
630 case PIPE_FORMAT_R32_SINT:
631 return MESA_FORMAT_R_SINT32;
632 case PIPE_FORMAT_R32G32_SINT:
633 return MESA_FORMAT_RG_SINT32;
634 case PIPE_FORMAT_R32G32B32_SINT:
635 return MESA_FORMAT_RGB_SINT32;
636 case PIPE_FORMAT_R32G32B32A32_SINT:
637 return MESA_FORMAT_RGBA_SINT32;
638
639 /* unsigned int formats */
640 case PIPE_FORMAT_R8_UINT:
641 return MESA_FORMAT_R_UINT8;
642 case PIPE_FORMAT_R8G8_UINT:
643 return MESA_FORMAT_RG_UINT8;
644 case PIPE_FORMAT_R8G8B8_UINT:
645 return MESA_FORMAT_RGB_UINT8;
646 case PIPE_FORMAT_R8G8B8A8_UINT:
647 return MESA_FORMAT_RGBA_UINT8;
648
649 case PIPE_FORMAT_R16_UINT:
650 return MESA_FORMAT_R_UINT16;
651 case PIPE_FORMAT_R16G16_UINT:
652 return MESA_FORMAT_RG_UINT16;
653 case PIPE_FORMAT_R16G16B16_UINT:
654 return MESA_FORMAT_RGB_UINT16;
655 case PIPE_FORMAT_R16G16B16A16_UINT:
656 return MESA_FORMAT_RGBA_UINT16;
657
658 case PIPE_FORMAT_R32_UINT:
659 return MESA_FORMAT_R_UINT32;
660 case PIPE_FORMAT_R32G32_UINT:
661 return MESA_FORMAT_RG_UINT32;
662 case PIPE_FORMAT_R32G32B32_UINT:
663 return MESA_FORMAT_RGB_UINT32;
664 case PIPE_FORMAT_R32G32B32A32_UINT:
665 return MESA_FORMAT_RGBA_UINT32;
666
667 case PIPE_FORMAT_RGTC1_UNORM:
668 return MESA_FORMAT_R_RGTC1_UNORM;
669 case PIPE_FORMAT_RGTC1_SNORM:
670 return MESA_FORMAT_R_RGTC1_SNORM;
671 case PIPE_FORMAT_RGTC2_UNORM:
672 return MESA_FORMAT_RG_RGTC2_UNORM;
673 case PIPE_FORMAT_RGTC2_SNORM:
674 return MESA_FORMAT_RG_RGTC2_SNORM;
675
676 case PIPE_FORMAT_LATC1_UNORM:
677 return MESA_FORMAT_L_LATC1_UNORM;
678 case PIPE_FORMAT_LATC1_SNORM:
679 return MESA_FORMAT_L_LATC1_SNORM;
680 case PIPE_FORMAT_LATC2_UNORM:
681 return MESA_FORMAT_LA_LATC2_UNORM;
682 case PIPE_FORMAT_LATC2_SNORM:
683 return MESA_FORMAT_LA_LATC2_SNORM;
684
685 case PIPE_FORMAT_ETC1_RGB8:
686 return MESA_FORMAT_ETC1_RGB8;
687
688 /* signed normalized formats */
689 case PIPE_FORMAT_R8_SNORM:
690 return MESA_FORMAT_R_SNORM8;
691 case PIPE_FORMAT_R8G8_SNORM:
692 return MESA_FORMAT_R8G8_SNORM;
693 case PIPE_FORMAT_R8G8B8A8_SNORM:
694 return MESA_FORMAT_R8G8B8A8_SNORM;
695
696 case PIPE_FORMAT_A8_SNORM:
697 return MESA_FORMAT_A_SNORM8;
698 case PIPE_FORMAT_L8_SNORM:
699 return MESA_FORMAT_L_SNORM8;
700 case PIPE_FORMAT_L8A8_SNORM:
701 return MESA_FORMAT_L8A8_SNORM;
702 case PIPE_FORMAT_I8_SNORM:
703 return MESA_FORMAT_I_SNORM8;
704
705 case PIPE_FORMAT_R16_SNORM:
706 return MESA_FORMAT_R_SNORM16;
707 case PIPE_FORMAT_R16G16_SNORM:
708 return MESA_FORMAT_R16G16_SNORM;
709 case PIPE_FORMAT_R16G16B16A16_SNORM:
710 return MESA_FORMAT_RGBA_SNORM16;
711
712 case PIPE_FORMAT_A16_SNORM:
713 return MESA_FORMAT_A_SNORM16;
714 case PIPE_FORMAT_L16_SNORM:
715 return MESA_FORMAT_L_SNORM16;
716 case PIPE_FORMAT_L16A16_SNORM:
717 return MESA_FORMAT_LA_SNORM16;
718 case PIPE_FORMAT_I16_SNORM:
719 return MESA_FORMAT_I_SNORM16;
720
721 case PIPE_FORMAT_R9G9B9E5_FLOAT:
722 return MESA_FORMAT_R9G9B9E5_FLOAT;
723 case PIPE_FORMAT_R11G11B10_FLOAT:
724 return MESA_FORMAT_R11G11B10_FLOAT;
725
726 case PIPE_FORMAT_B10G10R10A2_UINT:
727 return MESA_FORMAT_B10G10R10A2_UINT;
728 case PIPE_FORMAT_R10G10B10A2_UINT:
729 return MESA_FORMAT_R10G10B10A2_UINT;
730
731 case PIPE_FORMAT_B4G4R4X4_UNORM:
732 return MESA_FORMAT_B4G4R4X4_UNORM;
733 case PIPE_FORMAT_B5G5R5X1_UNORM:
734 return MESA_FORMAT_B5G5R5X1_UNORM;
735 case PIPE_FORMAT_R8G8B8X8_SNORM:
736 return MESA_FORMAT_R8G8B8X8_SNORM;
737 case PIPE_FORMAT_R8G8B8X8_SRGB:
738 return MESA_FORMAT_R8G8B8X8_SRGB;
739 case PIPE_FORMAT_R8G8B8X8_UINT:
740 return MESA_FORMAT_RGBX_UINT8;
741 case PIPE_FORMAT_R8G8B8X8_SINT:
742 return MESA_FORMAT_RGBX_SINT8;
743 case PIPE_FORMAT_B10G10R10X2_UNORM:
744 return MESA_FORMAT_B10G10R10X2_UNORM;
745 case PIPE_FORMAT_R16G16B16X16_UNORM:
746 return MESA_FORMAT_RGBX_UNORM16;
747 case PIPE_FORMAT_R16G16B16X16_SNORM:
748 return MESA_FORMAT_RGBX_SNORM16;
749 case PIPE_FORMAT_R16G16B16X16_FLOAT:
750 return MESA_FORMAT_RGBX_FLOAT16;
751 case PIPE_FORMAT_R16G16B16X16_UINT:
752 return MESA_FORMAT_RGBX_UINT16;
753 case PIPE_FORMAT_R16G16B16X16_SINT:
754 return MESA_FORMAT_RGBX_SINT16;
755 case PIPE_FORMAT_R32G32B32X32_FLOAT:
756 return MESA_FORMAT_RGBX_FLOAT32;
757 case PIPE_FORMAT_R32G32B32X32_UINT:
758 return MESA_FORMAT_RGBX_UINT32;
759 case PIPE_FORMAT_R32G32B32X32_SINT:
760 return MESA_FORMAT_RGBX_SINT32;
761
762 case PIPE_FORMAT_B8G8R8X8_SRGB:
763 return MESA_FORMAT_B8G8R8X8_SRGB;
764 case PIPE_FORMAT_R8G8B8A8_SRGB:
765 return MESA_FORMAT_R8G8B8A8_SRGB;
766
767 default:
768 return MESA_FORMAT_NONE;
769 }
770 }
771
772
773 /**
774 * Debug only: check that the two functions above correctly map
775 * Mesa formats to Gallium formats and back again.
776 */
777 static void
778 test_format_conversion(void)
779 {
780 GLuint i;
781
782 /* test all Mesa formats */
783 for (i = 1; i < MESA_FORMAT_COUNT; i++) {
784 enum pipe_format pf = st_mesa_format_to_pipe_format(i);
785 if (pf != PIPE_FORMAT_NONE) {
786 mesa_format mf = st_pipe_format_to_mesa_format(pf);
787 assert(mf == i);
788 }
789 }
790
791 /* Test all Gallium formats */
792 for (i = 1; i < PIPE_FORMAT_COUNT; i++) {
793 mesa_format mf = st_pipe_format_to_mesa_format(i);
794 if (mf != MESA_FORMAT_NONE) {
795 enum pipe_format pf = st_mesa_format_to_pipe_format(mf);
796 assert(pf == i);
797 }
798 }
799 }
800
801
802 /**
803 * Map GL texture formats to Gallium pipe formats.
804 */
805 struct format_mapping
806 {
807 GLenum glFormats[18]; /**< list of GLenum formats, 0-terminated */
808 enum pipe_format pipeFormats[13]; /**< list of pipe formats, 0-terminated */
809 };
810
811
812 #define DEFAULT_RGBA_FORMATS \
813 PIPE_FORMAT_B8G8R8A8_UNORM, \
814 PIPE_FORMAT_R8G8B8A8_UNORM, \
815 PIPE_FORMAT_A8R8G8B8_UNORM, \
816 PIPE_FORMAT_A8B8G8R8_UNORM, \
817 0
818
819 #define DEFAULT_RGB_FORMATS \
820 PIPE_FORMAT_B8G8R8X8_UNORM, \
821 PIPE_FORMAT_R8G8B8X8_UNORM, \
822 PIPE_FORMAT_X8R8G8B8_UNORM, \
823 PIPE_FORMAT_X8B8G8R8_UNORM, \
824 PIPE_FORMAT_B5G6R5_UNORM, \
825 DEFAULT_RGBA_FORMATS
826
827 #define DEFAULT_SRGBA_FORMATS \
828 PIPE_FORMAT_B8G8R8A8_SRGB, \
829 PIPE_FORMAT_A8R8G8B8_SRGB, \
830 PIPE_FORMAT_A8B8G8R8_SRGB, \
831 0
832
833 #define DEFAULT_DEPTH_FORMATS \
834 PIPE_FORMAT_Z24X8_UNORM, \
835 PIPE_FORMAT_X8Z24_UNORM, \
836 PIPE_FORMAT_Z16_UNORM, \
837 PIPE_FORMAT_Z24_UNORM_S8_UINT, \
838 PIPE_FORMAT_S8_UINT_Z24_UNORM, \
839 0
840
841 #define DEFAULT_SNORM8_RGBA_FORMATS \
842 PIPE_FORMAT_R8G8B8A8_SNORM, \
843 0
844
845 #define DEFAULT_UNORM16_RGBA_FORMATS \
846 PIPE_FORMAT_R16G16B16A16_UNORM, \
847 DEFAULT_RGBA_FORMATS
848
849
850 /**
851 * This table maps OpenGL texture format enums to Gallium pipe_format enums.
852 * Multiple GL enums might map to multiple pipe_formats.
853 * The first pipe format in the list that's supported is the one that's chosen.
854 */
855 static const struct format_mapping format_map[] = {
856 /* Basic RGB, RGBA formats */
857 {
858 { GL_RGB10, 0 },
859 { PIPE_FORMAT_B10G10R10X2_UNORM, PIPE_FORMAT_B10G10R10A2_UNORM,
860 DEFAULT_RGB_FORMATS }
861 },
862 {
863 { GL_RGB10_A2, 0 },
864 { PIPE_FORMAT_B10G10R10A2_UNORM, DEFAULT_RGBA_FORMATS }
865 },
866 {
867 { 4, GL_RGBA, GL_RGBA8, 0 },
868 { PIPE_FORMAT_R8G8B8A8_UNORM, DEFAULT_RGBA_FORMATS }
869 },
870 {
871 { GL_BGRA, 0 },
872 { PIPE_FORMAT_B8G8R8A8_UNORM, DEFAULT_RGBA_FORMATS }
873 },
874 {
875 { 3, GL_RGB, GL_RGB8, 0 },
876 { DEFAULT_RGB_FORMATS }
877 },
878 {
879 { GL_RGB12, GL_RGB16, 0 },
880 { PIPE_FORMAT_R16G16B16X16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
881 DEFAULT_RGB_FORMATS }
882 },
883 {
884 { GL_RGBA12, GL_RGBA16, 0 },
885 { PIPE_FORMAT_R16G16B16A16_UNORM, DEFAULT_RGBA_FORMATS }
886 },
887 {
888 { GL_RGBA4, GL_RGBA2, 0 },
889 { PIPE_FORMAT_B4G4R4A4_UNORM, DEFAULT_RGBA_FORMATS }
890 },
891 {
892 { GL_RGB5_A1, 0 },
893 { PIPE_FORMAT_B5G5R5A1_UNORM, DEFAULT_RGBA_FORMATS }
894 },
895 {
896 { GL_R3_G3_B2, 0 },
897 { PIPE_FORMAT_B2G3R3_UNORM, PIPE_FORMAT_B5G6R5_UNORM,
898 PIPE_FORMAT_B5G5R5A1_UNORM, DEFAULT_RGB_FORMATS }
899 },
900 {
901 { GL_RGB4 },
902 { PIPE_FORMAT_B4G4R4X4_UNORM, PIPE_FORMAT_B4G4R4A4_UNORM,
903 DEFAULT_RGB_FORMATS }
904 },
905 {
906 { GL_RGB5 },
907 { PIPE_FORMAT_B5G5R5X1_UNORM, PIPE_FORMAT_B5G5R5A1_UNORM,
908 DEFAULT_RGB_FORMATS }
909 },
910 {
911 { GL_RGB565 },
912 { PIPE_FORMAT_B5G6R5_UNORM, DEFAULT_RGB_FORMATS }
913 },
914
915 /* basic Alpha formats */
916 {
917 { GL_ALPHA12, GL_ALPHA16, 0 },
918 { PIPE_FORMAT_A16_UNORM, PIPE_FORMAT_A8_UNORM,
919 DEFAULT_RGBA_FORMATS }
920 },
921 {
922 { GL_ALPHA, GL_ALPHA4, GL_ALPHA8, GL_COMPRESSED_ALPHA, 0 },
923 { PIPE_FORMAT_A8_UNORM, DEFAULT_RGBA_FORMATS }
924 },
925
926 /* basic Luminance formats */
927 {
928 { GL_LUMINANCE12, GL_LUMINANCE16, 0 },
929 { PIPE_FORMAT_L16_UNORM, PIPE_FORMAT_L8_UNORM, DEFAULT_RGB_FORMATS }
930 },
931 {
932 { 1, GL_LUMINANCE, GL_LUMINANCE4, GL_LUMINANCE8, 0 },
933 { PIPE_FORMAT_L8_UNORM, DEFAULT_RGB_FORMATS }
934 },
935
936 /* basic Luminance/Alpha formats */
937 {
938 { GL_LUMINANCE12_ALPHA4, GL_LUMINANCE12_ALPHA12,
939 GL_LUMINANCE16_ALPHA16, 0},
940 { PIPE_FORMAT_L16A16_UNORM, PIPE_FORMAT_L8A8_UNORM,
941 DEFAULT_RGBA_FORMATS }
942 },
943 {
944 { 2, GL_LUMINANCE_ALPHA, GL_LUMINANCE6_ALPHA2, GL_LUMINANCE8_ALPHA8, 0 },
945 { PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGBA_FORMATS }
946 },
947 {
948 { GL_LUMINANCE4_ALPHA4, 0 },
949 { PIPE_FORMAT_L4A4_UNORM, PIPE_FORMAT_L8A8_UNORM,
950 DEFAULT_RGBA_FORMATS }
951 },
952
953 /* basic Intensity formats */
954 {
955 { GL_INTENSITY12, GL_INTENSITY16, 0 },
956 { PIPE_FORMAT_I16_UNORM, PIPE_FORMAT_I8_UNORM, DEFAULT_RGBA_FORMATS }
957 },
958 {
959 { GL_INTENSITY, GL_INTENSITY4, GL_INTENSITY8,
960 GL_COMPRESSED_INTENSITY, 0 },
961 { PIPE_FORMAT_I8_UNORM, DEFAULT_RGBA_FORMATS }
962 },
963
964 /* YCbCr */
965 {
966 { GL_YCBCR_MESA, 0 },
967 { PIPE_FORMAT_UYVY, PIPE_FORMAT_YUYV, 0 }
968 },
969
970 /* compressed formats */ /* XXX PIPE_BIND_SAMPLER_VIEW only */
971 {
972 { GL_COMPRESSED_RGB, 0 },
973 { PIPE_FORMAT_DXT1_RGB, DEFAULT_RGB_FORMATS }
974 },
975 {
976 { GL_COMPRESSED_RGBA, 0 },
977 { PIPE_FORMAT_DXT5_RGBA, DEFAULT_RGBA_FORMATS }
978 },
979 {
980 { GL_RGB_S3TC, GL_RGB4_S3TC, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 0 },
981 { PIPE_FORMAT_DXT1_RGB, 0 }
982 },
983 {
984 { GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 0 },
985 { PIPE_FORMAT_DXT1_RGBA, 0 }
986 },
987 {
988 { GL_RGBA_S3TC, GL_RGBA4_S3TC, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, 0 },
989 { PIPE_FORMAT_DXT3_RGBA, 0 }
990 },
991 {
992 { GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, 0 },
993 { PIPE_FORMAT_DXT5_RGBA, 0 }
994 },
995
996 #if 0
997 {
998 { GL_COMPRESSED_RGB_FXT1_3DFX, 0 },
999 { PIPE_FORMAT_RGB_FXT1, 0 }
1000 },
1001 {
1002 { GL_COMPRESSED_RGBA_FXT1_3DFX, 0 },
1003 { PIPE_FORMAT_RGBA_FXT1, 0 }
1004 },
1005 #endif
1006
1007 /* Depth formats */
1008 {
1009 { GL_DEPTH_COMPONENT16, 0 },
1010 { PIPE_FORMAT_Z16_UNORM, DEFAULT_DEPTH_FORMATS }
1011 },
1012 {
1013 { GL_DEPTH_COMPONENT24, 0 },
1014 { PIPE_FORMAT_Z24X8_UNORM, PIPE_FORMAT_X8Z24_UNORM,
1015 DEFAULT_DEPTH_FORMATS }
1016 },
1017 {
1018 { GL_DEPTH_COMPONENT32, 0 },
1019 { PIPE_FORMAT_Z32_UNORM, DEFAULT_DEPTH_FORMATS }
1020 },
1021 {
1022 { GL_DEPTH_COMPONENT, 0 },
1023 { DEFAULT_DEPTH_FORMATS }
1024 },
1025 {
1026 { GL_DEPTH_COMPONENT32F, 0 },
1027 { PIPE_FORMAT_Z32_FLOAT, 0 }
1028 },
1029
1030 /* stencil formats */
1031 {
1032 { GL_STENCIL_INDEX, GL_STENCIL_INDEX1_EXT, GL_STENCIL_INDEX4_EXT,
1033 GL_STENCIL_INDEX8_EXT, GL_STENCIL_INDEX16_EXT, 0 },
1034 {
1035 PIPE_FORMAT_S8_UINT, PIPE_FORMAT_Z24_UNORM_S8_UINT,
1036 PIPE_FORMAT_S8_UINT_Z24_UNORM, 0
1037 }
1038 },
1039
1040 /* Depth / Stencil formats */
1041 {
1042 { GL_DEPTH_STENCIL_EXT, GL_DEPTH24_STENCIL8_EXT, 0 },
1043 { PIPE_FORMAT_Z24_UNORM_S8_UINT, PIPE_FORMAT_S8_UINT_Z24_UNORM, 0 }
1044 },
1045 {
1046 { GL_DEPTH32F_STENCIL8, 0 },
1047 { PIPE_FORMAT_Z32_FLOAT_S8X24_UINT, 0 }
1048 },
1049
1050 /* sRGB formats */
1051 {
1052 { GL_SRGB_EXT, GL_SRGB8_EXT, 0 },
1053 { PIPE_FORMAT_R8G8B8X8_SRGB, PIPE_FORMAT_B8G8R8X8_SRGB,
1054 DEFAULT_SRGBA_FORMATS }
1055 },
1056 {
1057 { GL_SRGB_ALPHA_EXT, GL_SRGB8_ALPHA8_EXT, 0 },
1058 { DEFAULT_SRGBA_FORMATS }
1059 },
1060 {
1061 { GL_COMPRESSED_SRGB_EXT, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 0 },
1062 { PIPE_FORMAT_DXT1_SRGB, PIPE_FORMAT_R8G8B8X8_SRGB,
1063 PIPE_FORMAT_B8G8R8X8_SRGB, DEFAULT_SRGBA_FORMATS }
1064 },
1065 {
1066 { GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 0 },
1067 { PIPE_FORMAT_DXT1_SRGBA, 0 }
1068 },
1069 {
1070 { GL_COMPRESSED_SRGB_ALPHA_EXT,
1071 GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 0 },
1072 { PIPE_FORMAT_DXT3_SRGBA, DEFAULT_SRGBA_FORMATS }
1073 },
1074 {
1075 { GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 0 },
1076 { PIPE_FORMAT_DXT5_SRGBA, 0 }
1077 },
1078 {
1079 { GL_SLUMINANCE_ALPHA_EXT, GL_SLUMINANCE8_ALPHA8_EXT,
1080 GL_COMPRESSED_SLUMINANCE_ALPHA_EXT, 0 },
1081 { PIPE_FORMAT_L8A8_SRGB, DEFAULT_SRGBA_FORMATS }
1082 },
1083 {
1084 { GL_SLUMINANCE_EXT, GL_SLUMINANCE8_EXT, GL_COMPRESSED_SLUMINANCE_EXT,
1085 0 },
1086 { PIPE_FORMAT_L8_SRGB, DEFAULT_SRGBA_FORMATS }
1087 },
1088
1089 /* 16-bit float formats */
1090 {
1091 { GL_RGBA16F_ARB, 0 },
1092 { PIPE_FORMAT_R16G16B16A16_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1093 },
1094 {
1095 { GL_RGB16F_ARB, 0 },
1096 { PIPE_FORMAT_R16G16B16_FLOAT, PIPE_FORMAT_R16G16B16X16_FLOAT,
1097 PIPE_FORMAT_R16G16B16A16_FLOAT,
1098 PIPE_FORMAT_R32G32B32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1099 },
1100 {
1101 { GL_LUMINANCE_ALPHA16F_ARB, 0 },
1102 { PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1103 PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1104 },
1105 {
1106 { GL_ALPHA16F_ARB, 0 },
1107 { PIPE_FORMAT_A16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
1108 PIPE_FORMAT_A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1109 PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1110 },
1111 {
1112 { GL_INTENSITY16F_ARB, 0 },
1113 { PIPE_FORMAT_I16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
1114 PIPE_FORMAT_I32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1115 PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1116 },
1117 {
1118 { GL_LUMINANCE16F_ARB, 0 },
1119 { PIPE_FORMAT_L16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
1120 PIPE_FORMAT_L32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1121 PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1122 },
1123 {
1124 { GL_R16F, 0 },
1125 { PIPE_FORMAT_R16_FLOAT, PIPE_FORMAT_R16G16_FLOAT,
1126 PIPE_FORMAT_R32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1127 PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1128 },
1129 {
1130 { GL_RG16F, 0 },
1131 { PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
1132 PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
1133 },
1134
1135 /* 32-bit float formats */
1136 {
1137 { GL_RGBA32F_ARB, 0 },
1138 { PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1139 },
1140 {
1141 { GL_RGB32F_ARB, 0 },
1142 { PIPE_FORMAT_R32G32B32_FLOAT, PIPE_FORMAT_R32G32B32X32_FLOAT,
1143 PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1144 },
1145 {
1146 { GL_LUMINANCE_ALPHA32F_ARB, 0 },
1147 { PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT,
1148 PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1149 },
1150 {
1151 { GL_ALPHA32F_ARB, 0 },
1152 { PIPE_FORMAT_A32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
1153 PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_A16_FLOAT,
1154 PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1155 },
1156 {
1157 { GL_INTENSITY32F_ARB, 0 },
1158 { PIPE_FORMAT_I32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
1159 PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_I16_FLOAT,
1160 PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1161 },
1162 {
1163 { GL_LUMINANCE32F_ARB, 0 },
1164 { PIPE_FORMAT_L32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
1165 PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_L16_FLOAT,
1166 PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1167 },
1168 {
1169 { GL_R32F, 0 },
1170 { PIPE_FORMAT_R32_FLOAT, PIPE_FORMAT_R32G32_FLOAT,
1171 PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16_FLOAT,
1172 PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1173 },
1174 {
1175 { GL_RG32F, 0 },
1176 { PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT,
1177 PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 }
1178 },
1179
1180 /* R, RG formats */
1181 {
1182 { GL_RED, GL_R8, 0 },
1183 { PIPE_FORMAT_R8_UNORM, PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
1184 },
1185 {
1186 { GL_RG, GL_RG8, 0 },
1187 { PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
1188 },
1189 {
1190 { GL_R16, 0 },
1191 { PIPE_FORMAT_R16_UNORM, PIPE_FORMAT_R16G16_UNORM,
1192 DEFAULT_UNORM16_RGBA_FORMATS }
1193 },
1194 {
1195 { GL_RG16, 0 },
1196 { PIPE_FORMAT_R16G16_UNORM, DEFAULT_UNORM16_RGBA_FORMATS }
1197 },
1198
1199 /* compressed R, RG formats */
1200 {
1201 { GL_COMPRESSED_RED, GL_COMPRESSED_RED_RGTC1, 0 },
1202 { PIPE_FORMAT_RGTC1_UNORM, PIPE_FORMAT_R8_UNORM, DEFAULT_RGBA_FORMATS }
1203 },
1204 {
1205 { GL_COMPRESSED_SIGNED_RED_RGTC1, 0 },
1206 { PIPE_FORMAT_RGTC1_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
1207 },
1208 {
1209 { GL_COMPRESSED_RG, GL_COMPRESSED_RG_RGTC2, 0 },
1210 { PIPE_FORMAT_RGTC2_UNORM, PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
1211 },
1212 {
1213 { GL_COMPRESSED_SIGNED_RG_RGTC2, 0 },
1214 { PIPE_FORMAT_RGTC2_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
1215 },
1216 {
1217 { GL_COMPRESSED_LUMINANCE, GL_COMPRESSED_LUMINANCE_LATC1_EXT, 0 },
1218 { PIPE_FORMAT_LATC1_UNORM, PIPE_FORMAT_L8_UNORM, DEFAULT_RGBA_FORMATS }
1219 },
1220 {
1221 { GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT, 0 },
1222 { PIPE_FORMAT_LATC1_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
1223 },
1224 {
1225 { GL_COMPRESSED_LUMINANCE_ALPHA, GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT,
1226 GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI, 0 },
1227 { PIPE_FORMAT_LATC2_UNORM, PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGBA_FORMATS }
1228 },
1229 {
1230 { GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT, 0 },
1231 { PIPE_FORMAT_LATC2_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
1232 },
1233
1234 /* ETC1 */
1235 {
1236 { GL_ETC1_RGB8_OES, 0 },
1237 { PIPE_FORMAT_ETC1_RGB8, 0 }
1238 },
1239
1240 /* signed/unsigned integer formats.
1241 */
1242 {
1243 { GL_RGBA_INTEGER_EXT,
1244 GL_BGRA_INTEGER_EXT,
1245 GL_RGBA8I_EXT, 0 },
1246 { PIPE_FORMAT_R8G8B8A8_SINT, 0 }
1247 },
1248 {
1249 { GL_RGB_INTEGER_EXT,
1250 GL_BGR_INTEGER_EXT,
1251 GL_RGB8I_EXT,
1252 GL_BLUE_INTEGER_EXT, 0 },
1253 { PIPE_FORMAT_R8G8B8_SINT, PIPE_FORMAT_R8G8B8X8_SINT,
1254 PIPE_FORMAT_R8G8B8A8_SINT, 0 }
1255 },
1256 {
1257 { GL_ALPHA_INTEGER_EXT,
1258 GL_ALPHA8I_EXT, 0 },
1259 { PIPE_FORMAT_A8_SINT, 0 }
1260 },
1261 {
1262 { GL_ALPHA16I_EXT, 0 },
1263 { PIPE_FORMAT_A16_SINT, 0 }
1264 },
1265 {
1266 { GL_ALPHA32I_EXT, 0 },
1267 { PIPE_FORMAT_A32_SINT, 0 }
1268 },
1269 {
1270 { GL_ALPHA8UI_EXT, 0 },
1271 { PIPE_FORMAT_A8_UINT, 0 }
1272 },
1273 {
1274 { GL_ALPHA16UI_EXT, 0 },
1275 { PIPE_FORMAT_A16_UINT, 0 }
1276 },
1277 {
1278 { GL_ALPHA32UI_EXT, 0 },
1279 { PIPE_FORMAT_A32_UINT, 0 }
1280 },
1281 {
1282 { GL_INTENSITY8I_EXT, 0 },
1283 { PIPE_FORMAT_I8_SINT, 0 }
1284 },
1285 {
1286 { GL_INTENSITY16I_EXT, 0 },
1287 { PIPE_FORMAT_I16_SINT, 0 }
1288 },
1289 {
1290 { GL_INTENSITY32I_EXT, 0 },
1291 { PIPE_FORMAT_I32_SINT, 0 }
1292 },
1293 {
1294 { GL_INTENSITY8UI_EXT, 0 },
1295 { PIPE_FORMAT_I8_UINT, 0 }
1296 },
1297 {
1298 { GL_INTENSITY16UI_EXT, 0 },
1299 { PIPE_FORMAT_I16_UINT, 0 }
1300 },
1301 {
1302 { GL_INTENSITY32UI_EXT, 0 },
1303 { PIPE_FORMAT_I32_UINT, 0 }
1304 },
1305 {
1306 { GL_LUMINANCE8I_EXT, 0 },
1307 { PIPE_FORMAT_L8_SINT, 0 }
1308 },
1309 {
1310 { GL_LUMINANCE16I_EXT, 0 },
1311 { PIPE_FORMAT_L16_SINT, 0 }
1312 },
1313 {
1314 { GL_LUMINANCE32I_EXT, 0 },
1315 { PIPE_FORMAT_L32_SINT, 0 }
1316 },
1317 {
1318 { GL_LUMINANCE_INTEGER_EXT,
1319 GL_LUMINANCE8UI_EXT, 0 },
1320 { PIPE_FORMAT_L8_UINT, 0 }
1321 },
1322 {
1323 { GL_LUMINANCE16UI_EXT, 0 },
1324 { PIPE_FORMAT_L16_UINT, 0 }
1325 },
1326 {
1327 { GL_LUMINANCE32UI_EXT, 0 },
1328 { PIPE_FORMAT_L32_UINT, 0 }
1329 },
1330 {
1331 { GL_LUMINANCE_ALPHA_INTEGER_EXT,
1332 GL_LUMINANCE_ALPHA8I_EXT, 0 },
1333 { PIPE_FORMAT_L8A8_SINT, 0 }
1334 },
1335 {
1336 { GL_LUMINANCE_ALPHA16I_EXT, 0 },
1337 { PIPE_FORMAT_L16A16_SINT, 0 }
1338 },
1339 {
1340 { GL_LUMINANCE_ALPHA32I_EXT, 0 },
1341 { PIPE_FORMAT_L32A32_SINT, 0 }
1342 },
1343 {
1344 { GL_LUMINANCE_ALPHA8UI_EXT, 0 },
1345 { PIPE_FORMAT_L8A8_UINT, 0 }
1346 },
1347 {
1348 { GL_LUMINANCE_ALPHA16UI_EXT, 0 },
1349 { PIPE_FORMAT_L16A16_UINT, 0 }
1350 },
1351 {
1352 { GL_LUMINANCE_ALPHA32UI_EXT, 0 },
1353 { PIPE_FORMAT_L32A32_UINT, 0 }
1354 },
1355 {
1356 { GL_RGB16I_EXT, 0 },
1357 { PIPE_FORMAT_R16G16B16_SINT, PIPE_FORMAT_R16G16B16X16_SINT,
1358 PIPE_FORMAT_R16G16B16A16_SINT, 0 },
1359 },
1360 {
1361 { GL_RGBA16I_EXT, 0 },
1362 { PIPE_FORMAT_R16G16B16A16_SINT, 0 },
1363 },
1364 {
1365 { GL_RGB32I_EXT, 0 },
1366 { PIPE_FORMAT_R32G32B32_SINT, PIPE_FORMAT_R32G32B32X32_SINT,
1367 PIPE_FORMAT_R32G32B32A32_SINT, 0 },
1368 },
1369 {
1370 { GL_RGBA32I_EXT, 0 },
1371 { PIPE_FORMAT_R32G32B32A32_SINT, 0 }
1372 },
1373 {
1374 { GL_RGBA8UI_EXT, 0 },
1375 { PIPE_FORMAT_R8G8B8A8_UINT, 0 }
1376 },
1377 {
1378 { GL_RGB8UI_EXT, 0 },
1379 { PIPE_FORMAT_R8G8B8_UINT, PIPE_FORMAT_R8G8B8X8_UINT,
1380 PIPE_FORMAT_R8G8B8A8_UINT, 0 }
1381 },
1382 {
1383 { GL_RGB16UI_EXT, 0 },
1384 { PIPE_FORMAT_R16G16B16_UINT, PIPE_FORMAT_R16G16B16X16_UINT,
1385 PIPE_FORMAT_R16G16B16A16_UINT, 0 }
1386 },
1387 {
1388 { GL_RGBA16UI_EXT, 0 },
1389 { PIPE_FORMAT_R16G16B16A16_UINT, 0 }
1390 },
1391 {
1392 { GL_RGB32UI_EXT, 0},
1393 { PIPE_FORMAT_R32G32B32_UINT, PIPE_FORMAT_R32G32B32X32_UINT,
1394 PIPE_FORMAT_R32G32B32A32_UINT, 0 }
1395 },
1396 {
1397 { GL_RGBA32UI_EXT, 0},
1398 { PIPE_FORMAT_R32G32B32A32_UINT, 0 }
1399 },
1400 {
1401 { GL_R8I, GL_RED_INTEGER_EXT, 0},
1402 { PIPE_FORMAT_R8_SINT, 0},
1403 },
1404 {
1405 { GL_R16I, 0},
1406 { PIPE_FORMAT_R16_SINT, 0},
1407 },
1408 {
1409 { GL_R32I, 0},
1410 { PIPE_FORMAT_R32_SINT, 0},
1411 },
1412 {
1413 { GL_R8UI, 0},
1414 { PIPE_FORMAT_R8_UINT, 0},
1415 },
1416 {
1417 { GL_R16UI, 0},
1418 { PIPE_FORMAT_R16_UINT, 0},
1419 },
1420 {
1421 { GL_R32UI, 0},
1422 { PIPE_FORMAT_R32_UINT, 0},
1423 },
1424 {
1425 { GL_RG8I, GL_GREEN_INTEGER_EXT, 0},
1426 { PIPE_FORMAT_R8G8_SINT, 0},
1427 },
1428 {
1429 { GL_RG16I, 0},
1430 { PIPE_FORMAT_R16G16_SINT, 0},
1431 },
1432 {
1433 { GL_RG32I, 0},
1434 { PIPE_FORMAT_R32G32_SINT, 0},
1435 },
1436 {
1437 { GL_RG8UI, 0},
1438 { PIPE_FORMAT_R8G8_UINT, 0},
1439 },
1440 {
1441 { GL_RG16UI, 0},
1442 { PIPE_FORMAT_R16G16_UINT, 0},
1443 },
1444 {
1445 { GL_RG32UI, 0},
1446 { PIPE_FORMAT_R32G32_UINT, 0},
1447 },
1448 /* signed normalized formats */
1449 {
1450 { GL_RED_SNORM, GL_R8_SNORM, 0 },
1451 { PIPE_FORMAT_R8_SNORM, PIPE_FORMAT_R8G8_SNORM,
1452 PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1453 },
1454 {
1455 { GL_R16_SNORM, 0 },
1456 { PIPE_FORMAT_R16_SNORM,
1457 PIPE_FORMAT_R16G16_SNORM,
1458 PIPE_FORMAT_R16G16B16A16_SNORM,
1459 PIPE_FORMAT_R8_SNORM,
1460 PIPE_FORMAT_R8G8_SNORM,
1461 PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1462 },
1463 {
1464 { GL_RG_SNORM, GL_RG8_SNORM, 0 },
1465 { PIPE_FORMAT_R8G8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1466 },
1467 {
1468 { GL_RG16_SNORM, 0 },
1469 { PIPE_FORMAT_R16G16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1470 PIPE_FORMAT_R8G8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1471 },
1472 {
1473 { GL_RGB_SNORM, GL_RGB8_SNORM, 0 },
1474 { PIPE_FORMAT_R8G8B8X8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1475 },
1476 {
1477 { GL_RGBA_SNORM, GL_RGBA8_SNORM, 0 },
1478 { PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1479 },
1480 {
1481 { GL_RGB16_SNORM, 0 },
1482 { PIPE_FORMAT_R16G16B16X16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1483 PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1484 },
1485 {
1486 { GL_RGBA16_SNORM, 0 },
1487 { PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1488 },
1489 {
1490 { GL_ALPHA_SNORM, GL_ALPHA8_SNORM, 0 },
1491 { PIPE_FORMAT_A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1492 },
1493 {
1494 { GL_ALPHA16_SNORM, 0 },
1495 { PIPE_FORMAT_A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1496 PIPE_FORMAT_A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1497 },
1498 {
1499 { GL_LUMINANCE_SNORM, GL_LUMINANCE8_SNORM, 0 },
1500 { PIPE_FORMAT_L8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1501 },
1502 {
1503 { GL_LUMINANCE16_SNORM, 0 },
1504 { PIPE_FORMAT_L16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1505 PIPE_FORMAT_L8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1506 },
1507 {
1508 { GL_LUMINANCE_ALPHA_SNORM, GL_LUMINANCE8_ALPHA8_SNORM, 0 },
1509 { PIPE_FORMAT_L8A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1510 },
1511 {
1512 { GL_LUMINANCE16_ALPHA16_SNORM, 0 },
1513 { PIPE_FORMAT_L16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1514 PIPE_FORMAT_L8A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1515 },
1516 {
1517 { GL_INTENSITY_SNORM, GL_INTENSITY8_SNORM, 0 },
1518 { PIPE_FORMAT_I8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1519 },
1520 {
1521 { GL_INTENSITY16_SNORM, 0 },
1522 { PIPE_FORMAT_I16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
1523 PIPE_FORMAT_I8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
1524 },
1525 {
1526 { GL_RGB9_E5, 0 },
1527 { PIPE_FORMAT_R9G9B9E5_FLOAT, 0 }
1528 },
1529 {
1530 { GL_R11F_G11F_B10F, 0 },
1531 { PIPE_FORMAT_R11G11B10_FLOAT, 0 }
1532 },
1533 {
1534 { GL_RGB10_A2UI, 0 },
1535 { PIPE_FORMAT_R10G10B10A2_UINT, PIPE_FORMAT_B10G10R10A2_UINT, 0 }
1536 },
1537 };
1538
1539
1540 /**
1541 * Return first supported format from the given list.
1542 * \param allow_dxt indicates whether it's OK to return a DXT format.
1543 */
1544 static enum pipe_format
1545 find_supported_format(struct pipe_screen *screen,
1546 const enum pipe_format formats[],
1547 enum pipe_texture_target target,
1548 unsigned sample_count,
1549 unsigned tex_usage,
1550 boolean allow_dxt)
1551 {
1552 uint i;
1553 for (i = 0; formats[i]; i++) {
1554 if (screen->is_format_supported(screen, formats[i], target,
1555 sample_count, tex_usage)) {
1556 if (!allow_dxt && util_format_is_s3tc(formats[i])) {
1557 /* we can't return a dxt format, continue searching */
1558 continue;
1559 }
1560
1561 return formats[i];
1562 }
1563 }
1564 return PIPE_FORMAT_NONE;
1565 }
1566
1567 struct exact_format_mapping
1568 {
1569 GLenum format;
1570 GLenum type;
1571 enum pipe_format pformat;
1572 };
1573
1574 static const struct exact_format_mapping rgba8888_tbl[] =
1575 {
1576 { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_ABGR8888_UNORM },
1577 { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_ABGR8888_UNORM },
1578 { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_RGBA8888_UNORM },
1579 { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_RGBA8888_UNORM },
1580 { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_ARGB8888_UNORM },
1581 { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_BGRA8888_UNORM },
1582 { GL_RGBA, GL_UNSIGNED_BYTE, PIPE_FORMAT_R8G8B8A8_UNORM },
1583 { GL_ABGR_EXT, GL_UNSIGNED_BYTE, PIPE_FORMAT_A8B8G8R8_UNORM },
1584 { GL_BGRA, GL_UNSIGNED_BYTE, PIPE_FORMAT_B8G8R8A8_UNORM },
1585 { 0, 0, 0 }
1586 };
1587
1588 static const struct exact_format_mapping rgbx8888_tbl[] =
1589 {
1590 { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_XBGR8888_UNORM },
1591 { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_XBGR8888_UNORM },
1592 { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_RGBX8888_UNORM },
1593 { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_RGBX8888_UNORM },
1594 { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_XRGB8888_UNORM },
1595 { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_BGRX8888_UNORM },
1596 { GL_RGBA, GL_UNSIGNED_BYTE, PIPE_FORMAT_R8G8B8X8_UNORM },
1597 { GL_ABGR_EXT, GL_UNSIGNED_BYTE, PIPE_FORMAT_X8B8G8R8_UNORM },
1598 { GL_BGRA, GL_UNSIGNED_BYTE, PIPE_FORMAT_B8G8R8X8_UNORM },
1599 { 0, 0, 0 }
1600 };
1601
1602 static const struct exact_format_mapping rgba1010102_tbl[] =
1603 {
1604 { GL_BGRA, GL_UNSIGNED_INT_2_10_10_10_REV, PIPE_FORMAT_B10G10R10A2_UNORM },
1605 /* No Mesa formats for these Gallium formats:
1606 { GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, PIPE_FORMAT_R10G10B10A2_UNORM },
1607 { GL_ABGR_EXT, GL_UNSIGNED_INT_10_10_10_2, PIPE_FORMAT_R10G10B10A2_UNORM },
1608 { GL_ABGR_EXT, GL_UNSIGNED_INT, PIPE_FORMAT_R10G10B10A2_UNORM },
1609 */
1610 { 0, 0, 0 }
1611 };
1612
1613 /**
1614 * If there is an exact pipe_format match for {internalFormat, format, type}
1615 * return that, otherwise return PIPE_FORMAT_NONE so we can do fuzzy matching.
1616 */
1617 static enum pipe_format
1618 find_exact_format(GLint internalFormat, GLenum format, GLenum type)
1619 {
1620 uint i;
1621 const struct exact_format_mapping* tbl;
1622
1623 if (format == GL_NONE || type == GL_NONE)
1624 return PIPE_FORMAT_NONE;
1625
1626 switch (internalFormat) {
1627 case 4:
1628 case GL_RGBA:
1629 case GL_RGBA8:
1630 tbl = rgba8888_tbl;
1631 break;
1632 case 3:
1633 case GL_RGB:
1634 case GL_RGB8:
1635 tbl = rgbx8888_tbl;
1636 break;
1637 case GL_RGB10_A2:
1638 tbl = rgba1010102_tbl;
1639 break;
1640 default:
1641 return PIPE_FORMAT_NONE;
1642 }
1643
1644 for (i = 0; tbl[i].format; i++)
1645 if (tbl[i].format == format && tbl[i].type == type)
1646 return tbl[i].pformat;
1647
1648 return PIPE_FORMAT_NONE;
1649 }
1650
1651 /**
1652 * Given an OpenGL internalFormat value for a texture or surface, return
1653 * the best matching PIPE_FORMAT_x, or PIPE_FORMAT_NONE if there's no match.
1654 * This is called during glTexImage2D, for example.
1655 *
1656 * The bindings parameter typically has PIPE_BIND_SAMPLER_VIEW set, plus
1657 * either PIPE_BINDING_RENDER_TARGET or PIPE_BINDING_DEPTH_STENCIL if
1658 * we want render-to-texture ability.
1659 *
1660 * \param internalFormat the user value passed to glTexImage2D
1661 * \param target one of PIPE_TEXTURE_x
1662 * \param bindings bitmask of PIPE_BIND_x flags.
1663 * \param allow_dxt indicates whether it's OK to return a DXT format. This
1664 * only matters when internalFormat names a generic or
1665 * specific compressed format. And that should only happen
1666 * when we're getting called from gl[Copy]TexImage().
1667 */
1668 enum pipe_format
1669 st_choose_format(struct st_context *st, GLenum internalFormat,
1670 GLenum format, GLenum type,
1671 enum pipe_texture_target target, unsigned sample_count,
1672 unsigned bindings, boolean allow_dxt)
1673 {
1674 struct pipe_screen *screen = st->pipe->screen;
1675 int i, j;
1676 enum pipe_format pf;
1677
1678 #ifdef DEBUG
1679 {
1680 static boolean firstCall = TRUE;
1681 if (firstCall) {
1682 test_format_conversion();
1683 firstCall = FALSE;
1684 }
1685 }
1686 #else
1687 (void) test_format_conversion;
1688 #endif
1689
1690 /* can't render to compressed formats at this time */
1691 if (_mesa_is_compressed_format(st->ctx, internalFormat)
1692 && (bindings & ~PIPE_BIND_SAMPLER_VIEW)) {
1693 return PIPE_FORMAT_NONE;
1694 }
1695
1696 /* search for exact matches */
1697 pf = find_exact_format(internalFormat, format, type);
1698 if (pf != PIPE_FORMAT_NONE &&
1699 screen->is_format_supported(screen, pf,
1700 target, sample_count, bindings))
1701 return pf;
1702
1703 /* search table for internalFormat */
1704 for (i = 0; i < Elements(format_map); i++) {
1705 const struct format_mapping *mapping = &format_map[i];
1706 for (j = 0; mapping->glFormats[j]; j++) {
1707 if (mapping->glFormats[j] == internalFormat) {
1708 /* Found the desired internal format. Find first pipe format
1709 * which is supported by the driver.
1710 */
1711 return find_supported_format(screen, mapping->pipeFormats,
1712 target, sample_count, bindings,
1713 allow_dxt);
1714 }
1715 }
1716 }
1717
1718 _mesa_problem(NULL, "unhandled format!\n");
1719 return PIPE_FORMAT_NONE;
1720 }
1721
1722
1723 /**
1724 * Called by FBO code to choose a PIPE_FORMAT_ for drawing surfaces.
1725 */
1726 enum pipe_format
1727 st_choose_renderbuffer_format(struct st_context *st,
1728 GLenum internalFormat, unsigned sample_count)
1729 {
1730 uint usage;
1731 if (_mesa_is_depth_or_stencil_format(internalFormat))
1732 usage = PIPE_BIND_DEPTH_STENCIL;
1733 else
1734 usage = PIPE_BIND_RENDER_TARGET;
1735 return st_choose_format(st, internalFormat, GL_NONE, GL_NONE,
1736 PIPE_TEXTURE_2D, sample_count, usage, FALSE);
1737 }
1738
1739
1740 /**
1741 * Given an OpenGL user-requested format and type, and swapBytes state,
1742 * return the format which exactly matches those parameters, so that
1743 * a memcpy-based transfer can be done.
1744 *
1745 * If no format is supported, return PIPE_FORMAT_NONE.
1746 */
1747 enum pipe_format
1748 st_choose_matching_format(struct pipe_screen *screen, unsigned bind,
1749 GLenum format, GLenum type, GLboolean swapBytes)
1750 {
1751 mesa_format mesa_format;
1752
1753 for (mesa_format = 1; mesa_format < MESA_FORMAT_COUNT; mesa_format++) {
1754 if (_mesa_get_format_color_encoding(mesa_format) == GL_SRGB) {
1755 continue;
1756 }
1757 if (_mesa_get_format_bits(mesa_format, GL_TEXTURE_INTENSITY_SIZE) > 0) {
1758 /* If `format` is GL_RED/GL_RED_INTEGER, then we might match some
1759 * intensity formats, which we don't want.
1760 */
1761 continue;
1762 }
1763
1764 if (_mesa_format_matches_format_and_type(mesa_format, format, type,
1765 swapBytes)) {
1766 enum pipe_format format = st_mesa_format_to_pipe_format(mesa_format);
1767
1768 if (format &&
1769 screen->is_format_supported(screen, format, PIPE_TEXTURE_2D, 0,
1770 bind)) {
1771 return format;
1772 }
1773 /* It's unlikely to find 2 matching Mesa formats. */
1774 break;
1775 }
1776 }
1777 return PIPE_FORMAT_NONE;
1778 }
1779
1780
1781 /**
1782 * Called via ctx->Driver.ChooseTextureFormat().
1783 */
1784 mesa_format
1785 st_ChooseTextureFormat(struct gl_context *ctx, GLenum target,
1786 GLint internalFormat,
1787 GLenum format, GLenum type)
1788 {
1789 const boolean want_renderable =
1790 internalFormat == 3 || internalFormat == 4 ||
1791 internalFormat == GL_RGB || internalFormat == GL_RGBA ||
1792 internalFormat == GL_RGB8 || internalFormat == GL_RGBA8 ||
1793 internalFormat == GL_BGRA;
1794 struct st_context *st = st_context(ctx);
1795 enum pipe_format pFormat;
1796 unsigned bindings;
1797 enum pipe_texture_target pTarget = gl_target_to_pipe(target);
1798
1799 if (target == GL_TEXTURE_1D || target == GL_TEXTURE_1D_ARRAY) {
1800 /* We don't do compression for these texture targets because of
1801 * difficulty with sub-texture updates on non-block boundaries, etc.
1802 * So change the internal format request to an uncompressed format.
1803 */
1804 internalFormat =
1805 _mesa_generic_compressed_format_to_uncompressed_format(internalFormat);
1806 }
1807
1808 /* GL textures may wind up being render targets, but we don't know
1809 * that in advance. Specify potential render target flags now.
1810 */
1811 bindings = PIPE_BIND_SAMPLER_VIEW;
1812 if (want_renderable) {
1813 if (_mesa_is_depth_or_stencil_format(internalFormat))
1814 bindings |= PIPE_BIND_DEPTH_STENCIL;
1815 else
1816 bindings |= PIPE_BIND_RENDER_TARGET;
1817 }
1818
1819 /* GLES allows the driver to choose any format which matches
1820 * the format+type combo, because GLES only supports unsized internal
1821 * formats and expects the driver to choose whatever suits it.
1822 */
1823 if (_mesa_is_gles(ctx)) {
1824 GLenum baseFormat = _mesa_base_tex_format(ctx, internalFormat);
1825 GLenum basePackFormat = _mesa_base_pack_format(format);
1826 GLenum iformat = internalFormat;
1827
1828 /* Treat GL_BGRA as GL_RGBA. */
1829 if (iformat == GL_BGRA)
1830 iformat = GL_RGBA;
1831
1832 /* Check if the internalformat is unsized and compatible
1833 * with the "format".
1834 */
1835 if (iformat == baseFormat && iformat == basePackFormat) {
1836 pFormat = st_choose_matching_format(st->pipe->screen, bindings,
1837 format, type,
1838 ctx->Unpack.SwapBytes);
1839
1840 if (pFormat != PIPE_FORMAT_NONE)
1841 return st_pipe_format_to_mesa_format(pFormat);
1842
1843 /* try choosing format again, this time without render target bindings */
1844 pFormat = st_choose_matching_format(st->pipe->screen,
1845 PIPE_BIND_SAMPLER_VIEW,
1846 format, type,
1847 ctx->Unpack.SwapBytes);
1848 if (pFormat != PIPE_FORMAT_NONE)
1849 return st_pipe_format_to_mesa_format(pFormat);
1850 }
1851 }
1852
1853 pFormat = st_choose_format(st, internalFormat, format, type,
1854 pTarget, 0, bindings, ctx->Mesa_DXTn);
1855
1856 if (pFormat == PIPE_FORMAT_NONE) {
1857 /* try choosing format again, this time without render target bindings */
1858 pFormat = st_choose_format(st, internalFormat, format, type,
1859 pTarget, 0, PIPE_BIND_SAMPLER_VIEW,
1860 ctx->Mesa_DXTn);
1861 }
1862
1863 if (pFormat == PIPE_FORMAT_NONE) {
1864 /* no luck at all */
1865 return MESA_FORMAT_NONE;
1866 }
1867
1868 return st_pipe_format_to_mesa_format(pFormat);
1869 }
1870
1871
1872 /**
1873 * Called via ctx->Driver.ChooseTextureFormat().
1874 */
1875 size_t
1876 st_QuerySamplesForFormat(struct gl_context *ctx, GLenum target,
1877 GLenum internalFormat, int samples[16])
1878 {
1879 struct st_context *st = st_context(ctx);
1880 enum pipe_format format;
1881 unsigned i, bind, num_sample_counts = 0;
1882
1883 (void) target;
1884
1885 if (_mesa_is_depth_or_stencil_format(internalFormat))
1886 bind = PIPE_BIND_DEPTH_STENCIL;
1887 else
1888 bind = PIPE_BIND_RENDER_TARGET;
1889
1890 /* If an sRGB framebuffer is unsupported, sRGB formats behave like linear
1891 * formats.
1892 */
1893 if (!ctx->Extensions.EXT_framebuffer_sRGB) {
1894 internalFormat = _mesa_get_linear_internalformat(internalFormat);
1895 }
1896
1897 /* Set sample counts in descending order. */
1898 for (i = 16; i > 1; i--) {
1899 format = st_choose_format(st, internalFormat, GL_NONE, GL_NONE,
1900 PIPE_TEXTURE_2D, i, bind, FALSE);
1901
1902 if (format != PIPE_FORMAT_NONE) {
1903 samples[num_sample_counts++] = i;
1904 }
1905 }
1906
1907 if (!num_sample_counts) {
1908 samples[num_sample_counts++] = 1;
1909 }
1910
1911 return num_sample_counts;
1912 }
1913
1914
1915 /**
1916 * This is used for translating texture border color and the clear
1917 * color. For example, the clear color is interpreted according to
1918 * the renderbuffer's base format. For example, if clearing a
1919 * GL_LUMINANCE buffer, we'll return colorOut[0] = colorOut[1] =
1920 * colorOut[2] = colorIn[0].
1921 * Similarly for texture border colors.
1922 */
1923 void
1924 st_translate_color(const union gl_color_union *colorIn,
1925 union pipe_color_union *colorOut,
1926 GLenum baseFormat, GLboolean is_integer)
1927 {
1928 if (is_integer) {
1929 const int *in = colorIn->i;
1930 int *out = colorOut->i;
1931
1932 switch (baseFormat) {
1933 case GL_RED:
1934 out[0] = in[0];
1935 out[1] = 0;
1936 out[2] = 0;
1937 out[3] = 1;
1938 break;
1939 case GL_RG:
1940 out[0] = in[0];
1941 out[1] = in[1];
1942 out[2] = 0;
1943 out[3] = 1;
1944 break;
1945 case GL_RGB:
1946 out[0] = in[0];
1947 out[1] = in[1];
1948 out[2] = in[2];
1949 out[3] = 1;
1950 break;
1951 case GL_ALPHA:
1952 out[0] = out[1] = out[2] = 0;
1953 out[3] = in[3];
1954 break;
1955 case GL_LUMINANCE:
1956 out[0] = out[1] = out[2] = in[0];
1957 out[3] = 1;
1958 break;
1959 case GL_LUMINANCE_ALPHA:
1960 out[0] = out[1] = out[2] = in[0];
1961 out[3] = in[3];
1962 break;
1963 case GL_INTENSITY:
1964 out[0] = out[1] = out[2] = out[3] = in[0];
1965 break;
1966 default:
1967 COPY_4V(out, in);
1968 }
1969 }
1970 else {
1971 const float *in = colorIn->f;
1972 float *out = colorOut->f;
1973
1974 switch (baseFormat) {
1975 case GL_RED:
1976 out[0] = in[0];
1977 out[1] = 0.0F;
1978 out[2] = 0.0F;
1979 out[3] = 1.0F;
1980 break;
1981 case GL_RG:
1982 out[0] = in[0];
1983 out[1] = in[1];
1984 out[2] = 0.0F;
1985 out[3] = 1.0F;
1986 break;
1987 case GL_RGB:
1988 out[0] = in[0];
1989 out[1] = in[1];
1990 out[2] = in[2];
1991 out[3] = 1.0F;
1992 break;
1993 case GL_ALPHA:
1994 out[0] = out[1] = out[2] = 0.0F;
1995 out[3] = in[3];
1996 break;
1997 case GL_LUMINANCE:
1998 out[0] = out[1] = out[2] = in[0];
1999 out[3] = 1.0F;
2000 break;
2001 case GL_LUMINANCE_ALPHA:
2002 out[0] = out[1] = out[2] = in[0];
2003 out[3] = in[3];
2004 break;
2005 case GL_INTENSITY:
2006 out[0] = out[1] = out[2] = out[3] = in[0];
2007 break;
2008 default:
2009 COPY_4V(out, in);
2010 }
2011 }
2012 }