1/**************************************************************************
2 *
3 * Copyright 2009-2010 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28
29#include <stdlib.h>
30#include <stdio.h>
31#include <float.h>
32
33#include "util/u_half.h"
34#include "util/u_format.h"
35#include "util/u_format_tests.h"
36#include "util/u_format_s3tc.h"
37
38
39static boolean
40compare_float(float x, float y)
41{
42   float error = y - x;
43
44   if (error < 0.0f)
45      error = -error;
46
47   if (error > FLT_EPSILON) {
48      return FALSE;
49   }
50
51   return TRUE;
52}
53
54
55static void
56print_packed(const struct util_format_description *format_desc,
57             const char *prefix,
58             const uint8_t *packed,
59             const char *suffix)
60{
61   unsigned i;
62   const char *sep = "";
63
64   printf("%s", prefix);
65   for (i = 0; i < format_desc->block.bits/8; ++i) {
66      printf("%s%02x", sep, packed[i]);
67      sep = " ";
68   }
69   printf("%s", suffix);
70   fflush(stdout);
71}
72
73
74static void
75print_unpacked_rgba_doubl(const struct util_format_description *format_desc,
76                     const char *prefix,
77                     const double unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4],
78                     const char *suffix)
79{
80   unsigned i, j;
81   const char *sep = "";
82
83   printf("%s", prefix);
84   for (i = 0; i < format_desc->block.height; ++i) {
85      for (j = 0; j < format_desc->block.width; ++j) {
86         printf("%s{%f, %f, %f, %f}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]);
87         sep = ", ";
88      }
89      sep = ",\n";
90   }
91   printf("%s", suffix);
92   fflush(stdout);
93}
94
95
96static void
97print_unpacked_rgba_float(const struct util_format_description *format_desc,
98                     const char *prefix,
99                     float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4],
100                     const char *suffix)
101{
102   unsigned i, j;
103   const char *sep = "";
104
105   printf("%s", prefix);
106   for (i = 0; i < format_desc->block.height; ++i) {
107      for (j = 0; j < format_desc->block.width; ++j) {
108         printf("%s{%f, %f, %f, %f}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]);
109         sep = ", ";
110      }
111      sep = ",\n";
112   }
113   printf("%s", suffix);
114   fflush(stdout);
115}
116
117
118static void
119print_unpacked_rgba_8unorm(const struct util_format_description *format_desc,
120                      const char *prefix,
121                      uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4],
122                      const char *suffix)
123{
124   unsigned i, j;
125   const char *sep = "";
126
127   printf("%s", prefix);
128   for (i = 0; i < format_desc->block.height; ++i) {
129      for (j = 0; j < format_desc->block.width; ++j) {
130         printf("%s{0x%02x, 0x%02x, 0x%02x, 0x%02x}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]);
131         sep = ", ";
132      }
133   }
134   printf("%s", suffix);
135   fflush(stdout);
136}
137
138
139static void
140print_unpacked_z_float(const struct util_format_description *format_desc,
141                       const char *prefix,
142                       float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH],
143                       const char *suffix)
144{
145   unsigned i, j;
146   const char *sep = "";
147
148   printf("%s", prefix);
149   for (i = 0; i < format_desc->block.height; ++i) {
150      for (j = 0; j < format_desc->block.width; ++j) {
151         printf("%s%f", sep, unpacked[i][j]);
152         sep = ", ";
153      }
154      sep = ",\n";
155   }
156   printf("%s", suffix);
157   fflush(stdout);
158}
159
160
161static void
162print_unpacked_z_32unorm(const struct util_format_description *format_desc,
163                         const char *prefix,
164                         uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH],
165                         const char *suffix)
166{
167   unsigned i, j;
168   const char *sep = "";
169
170   printf("%s", prefix);
171   for (i = 0; i < format_desc->block.height; ++i) {
172      for (j = 0; j < format_desc->block.width; ++j) {
173         printf("%s0x%08x", sep, unpacked[i][j]);
174         sep = ", ";
175      }
176   }
177   printf("%s", suffix);
178   fflush(stdout);
179}
180
181
182static void
183print_unpacked_s_8uint(const struct util_format_description *format_desc,
184                       const char *prefix,
185                       uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH],
186                       const char *suffix)
187{
188   unsigned i, j;
189   const char *sep = "";
190
191   printf("%s", prefix);
192   for (i = 0; i < format_desc->block.height; ++i) {
193      for (j = 0; j < format_desc->block.width; ++j) {
194         printf("%s0x%02x", sep, unpacked[i][j]);
195         sep = ", ";
196      }
197   }
198   printf("%s", suffix);
199   fflush(stdout);
200}
201
202
203static boolean
204test_format_fetch_rgba_float(const struct util_format_description *format_desc,
205                             const struct util_format_test_case *test)
206{
207   float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } };
208   unsigned i, j, k;
209   boolean success;
210
211   success = TRUE;
212   for (i = 0; i < format_desc->block.height; ++i) {
213      for (j = 0; j < format_desc->block.width; ++j) {
214         format_desc->fetch_rgba_float(unpacked[i][j], test->packed, j, i);
215         for (k = 0; k < 4; ++k) {
216            if (!compare_float(test->unpacked[i][j][k], unpacked[i][j][k])) {
217               success = FALSE;
218            }
219         }
220      }
221   }
222
223   if (!success) {
224      print_unpacked_rgba_float(format_desc, "FAILED: ", unpacked, " obtained\n");
225      print_unpacked_rgba_doubl(format_desc, "        ", test->unpacked, " expected\n");
226   }
227
228   return success;
229}
230
231
232static boolean
233test_format_unpack_rgba_float(const struct util_format_description *format_desc,
234                              const struct util_format_test_case *test)
235{
236   float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } };
237   unsigned i, j, k;
238   boolean success;
239
240   format_desc->unpack_rgba_float(&unpacked[0][0][0], sizeof unpacked[0],
241                             test->packed, 0,
242                             format_desc->block.width, format_desc->block.height);
243
244   success = TRUE;
245   for (i = 0; i < format_desc->block.height; ++i) {
246      for (j = 0; j < format_desc->block.width; ++j) {
247         for (k = 0; k < 4; ++k) {
248            if (!compare_float(test->unpacked[i][j][k], unpacked[i][j][k])) {
249               success = FALSE;
250            }
251         }
252      }
253   }
254
255   if (!success) {
256      print_unpacked_rgba_float(format_desc, "FAILED: ", unpacked, " obtained\n");
257      print_unpacked_rgba_doubl(format_desc, "        ", test->unpacked, " expected\n");
258   }
259
260   return success;
261}
262
263
264static boolean
265test_format_pack_rgba_float(const struct util_format_description *format_desc,
266                            const struct util_format_test_case *test)
267{
268   float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4];
269   uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES];
270   unsigned i, j, k;
271   boolean success;
272
273   if (test->format == PIPE_FORMAT_DXT1_RGBA) {
274      /*
275       * Skip S3TC as packed representation is not canonical.
276       *
277       * TODO: Do a round trip conversion.
278       */
279      return TRUE;
280   }
281
282   memset(packed, 0, sizeof packed);
283   for (i = 0; i < format_desc->block.height; ++i) {
284      for (j = 0; j < format_desc->block.width; ++j) {
285         for (k = 0; k < 4; ++k) {
286            unpacked[i][j][k] = (float) test->unpacked[i][j][k];
287         }
288      }
289   }
290
291   format_desc->pack_rgba_float(packed, 0,
292                           &unpacked[0][0][0], sizeof unpacked[0],
293                           format_desc->block.width, format_desc->block.height);
294
295   success = TRUE;
296   for (i = 0; i < format_desc->block.bits/8; ++i) {
297      if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i]))
298         success = FALSE;
299   }
300
301   /* Ignore NaN */
302   if (util_is_double_nan(test->unpacked[0][0][0]))
303      success = TRUE;
304
305   if (!success) {
306      print_packed(format_desc, "FAILED: ", packed, " obtained\n");
307      print_packed(format_desc, "        ", test->packed, " expected\n");
308   }
309
310   return success;
311}
312
313
314static boolean
315convert_float_to_8unorm(uint8_t *dst, const double *src)
316{
317   unsigned i;
318   boolean accurate = TRUE;
319
320   for (i = 0; i < UTIL_FORMAT_MAX_UNPACKED_HEIGHT*UTIL_FORMAT_MAX_UNPACKED_WIDTH*4; ++i) {
321      if (src[i] < 0.0) {
322         accurate = FALSE;
323         dst[i] = 0;
324      }
325      else if (src[i] > 1.0) {
326         accurate = FALSE;
327         dst[i] = 255;
328      }
329      else {
330         dst[i] = src[i] * 255.0;
331      }
332   }
333
334   return accurate;
335}
336
337
338static boolean
339test_format_unpack_rgba_8unorm(const struct util_format_description *format_desc,
340                               const struct util_format_test_case *test)
341{
342   uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } };
343   uint8_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } };
344   unsigned i, j, k;
345   boolean success;
346
347   format_desc->unpack_rgba_8unorm(&unpacked[0][0][0], sizeof unpacked[0],
348                              test->packed, 0,
349                              format_desc->block.width, format_desc->block.height);
350
351   convert_float_to_8unorm(&expected[0][0][0], &test->unpacked[0][0][0]);
352
353   success = TRUE;
354   for (i = 0; i < format_desc->block.height; ++i) {
355      for (j = 0; j < format_desc->block.width; ++j) {
356         for (k = 0; k < 4; ++k) {
357            if (expected[i][j][k] != unpacked[i][j][k]) {
358               success = FALSE;
359            }
360         }
361      }
362   }
363
364   /* Ignore NaN */
365   if (util_is_double_nan(test->unpacked[0][0][0]))
366      success = TRUE;
367
368   if (!success) {
369      print_unpacked_rgba_8unorm(format_desc, "FAILED: ", unpacked, " obtained\n");
370      print_unpacked_rgba_8unorm(format_desc, "        ", expected, " expected\n");
371   }
372
373   return success;
374}
375
376
377static boolean
378test_format_pack_rgba_8unorm(const struct util_format_description *format_desc,
379                             const struct util_format_test_case *test)
380{
381   uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4];
382   uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES];
383   unsigned i;
384   boolean success;
385
386   if (test->format == PIPE_FORMAT_DXT1_RGBA) {
387      /*
388       * Skip S3TC as packed representation is not canonical.
389       *
390       * TODO: Do a round trip conversion.
391       */
392      return TRUE;
393   }
394
395   if (!convert_float_to_8unorm(&unpacked[0][0][0], &test->unpacked[0][0][0])) {
396      /*
397       * Skip test cases which cannot be represented by four unorm bytes.
398       */
399      return TRUE;
400   }
401
402   memset(packed, 0, sizeof packed);
403
404   format_desc->pack_rgba_8unorm(packed, 0,
405                            &unpacked[0][0][0], sizeof unpacked[0],
406                            format_desc->block.width, format_desc->block.height);
407
408   success = TRUE;
409   for (i = 0; i < format_desc->block.bits/8; ++i)
410      if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i]))
411         success = FALSE;
412
413   /* Ignore NaN */
414   if (util_is_double_nan(test->unpacked[0][0][0]))
415      success = TRUE;
416
417   /* Ignore failure cases due to unorm8 format */
418   if (test->unpacked[0][0][0] > 1.0f || test->unpacked[0][0][0] < 0.0f)
419      success = TRUE;
420
421   /* Multiple of 255 */
422   if ((test->unpacked[0][0][0] * 255.0) != (int)(test->unpacked[0][0][0] * 255.0))
423      success = TRUE;
424
425   if (!success) {
426      print_packed(format_desc, "FAILED: ", packed, " obtained\n");
427      print_packed(format_desc, "        ", test->packed, " expected\n");
428   }
429
430   return success;
431}
432
433
434static boolean
435test_format_unpack_z_float(const struct util_format_description *format_desc,
436                              const struct util_format_test_case *test)
437{
438   float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } };
439   unsigned i, j;
440   boolean success;
441
442   format_desc->unpack_z_float(&unpacked[0][0], sizeof unpacked[0],
443                               test->packed, 0,
444                               format_desc->block.width, format_desc->block.height);
445
446   success = TRUE;
447   for (i = 0; i < format_desc->block.height; ++i) {
448      for (j = 0; j < format_desc->block.width; ++j) {
449         if (!compare_float(test->unpacked[i][j][0], unpacked[i][j])) {
450            success = FALSE;
451         }
452      }
453   }
454
455   if (!success) {
456      print_unpacked_z_float(format_desc, "FAILED: ", unpacked, " obtained\n");
457      print_unpacked_rgba_doubl(format_desc, "        ", test->unpacked, " expected\n");
458   }
459
460   return success;
461}
462
463
464static boolean
465test_format_pack_z_float(const struct util_format_description *format_desc,
466                            const struct util_format_test_case *test)
467{
468   float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH];
469   uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES];
470   unsigned i, j;
471   boolean success;
472
473   memset(packed, 0, sizeof packed);
474   for (i = 0; i < format_desc->block.height; ++i) {
475      for (j = 0; j < format_desc->block.width; ++j) {
476         unpacked[i][j] = (float) test->unpacked[i][j][0];
477         if (test->unpacked[i][j][1]) {
478            return TRUE;
479         }
480      }
481   }
482
483   format_desc->pack_z_float(packed, 0,
484                             &unpacked[0][0], sizeof unpacked[0],
485                             format_desc->block.width, format_desc->block.height);
486
487   success = TRUE;
488   for (i = 0; i < format_desc->block.bits/8; ++i)
489      if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i]))
490         success = FALSE;
491
492   if (!success) {
493      print_packed(format_desc, "FAILED: ", packed, " obtained\n");
494      print_packed(format_desc, "        ", test->packed, " expected\n");
495   }
496
497   return success;
498}
499
500
501static boolean
502test_format_unpack_z_32unorm(const struct util_format_description *format_desc,
503                               const struct util_format_test_case *test)
504{
505   uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } };
506   uint32_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } };
507   unsigned i, j;
508   boolean success;
509
510   format_desc->unpack_z_32unorm(&unpacked[0][0], sizeof unpacked[0],
511                                 test->packed, 0,
512                                 format_desc->block.width, format_desc->block.height);
513
514   for (i = 0; i < format_desc->block.height; ++i) {
515      for (j = 0; j < format_desc->block.width; ++j) {
516         expected[i][j] = test->unpacked[i][j][0] * 0xffffffff;
517      }
518   }
519
520   success = TRUE;
521   for (i = 0; i < format_desc->block.height; ++i) {
522      for (j = 0; j < format_desc->block.width; ++j) {
523         if (expected[i][j] != unpacked[i][j]) {
524            success = FALSE;
525         }
526      }
527   }
528
529   if (!success) {
530      print_unpacked_z_32unorm(format_desc, "FAILED: ", unpacked, " obtained\n");
531      print_unpacked_z_32unorm(format_desc, "        ", expected, " expected\n");
532   }
533
534   return success;
535}
536
537
538static boolean
539test_format_pack_z_32unorm(const struct util_format_description *format_desc,
540                             const struct util_format_test_case *test)
541{
542   uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH];
543   uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES];
544   unsigned i, j;
545   boolean success;
546
547   for (i = 0; i < format_desc->block.height; ++i) {
548      for (j = 0; j < format_desc->block.width; ++j) {
549         unpacked[i][j] = test->unpacked[i][j][0] * 0xffffffff;
550         if (test->unpacked[i][j][1]) {
551            return TRUE;
552         }
553      }
554   }
555
556   memset(packed, 0, sizeof packed);
557
558   format_desc->pack_z_32unorm(packed, 0,
559                               &unpacked[0][0], sizeof unpacked[0],
560                               format_desc->block.width, format_desc->block.height);
561
562   success = TRUE;
563   for (i = 0; i < format_desc->block.bits/8; ++i)
564      if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i]))
565         success = FALSE;
566
567   if (!success) {
568      print_packed(format_desc, "FAILED: ", packed, " obtained\n");
569      print_packed(format_desc, "        ", test->packed, " expected\n");
570   }
571
572   return success;
573}
574
575
576static boolean
577test_format_unpack_s_8uint(const struct util_format_description *format_desc,
578                               const struct util_format_test_case *test)
579{
580   uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } };
581   uint8_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } };
582   unsigned i, j;
583   boolean success;
584
585   format_desc->unpack_s_8uint(&unpacked[0][0], sizeof unpacked[0],
586                                  test->packed, 0,
587                                  format_desc->block.width, format_desc->block.height);
588
589   for (i = 0; i < format_desc->block.height; ++i) {
590      for (j = 0; j < format_desc->block.width; ++j) {
591         expected[i][j] = test->unpacked[i][j][1];
592      }
593   }
594
595   success = TRUE;
596   for (i = 0; i < format_desc->block.height; ++i) {
597      for (j = 0; j < format_desc->block.width; ++j) {
598         if (expected[i][j] != unpacked[i][j]) {
599            success = FALSE;
600         }
601      }
602   }
603
604   if (!success) {
605      print_unpacked_s_8uint(format_desc, "FAILED: ", unpacked, " obtained\n");
606      print_unpacked_s_8uint(format_desc, "        ", expected, " expected\n");
607   }
608
609   return success;
610}
611
612
613static boolean
614test_format_pack_s_8uint(const struct util_format_description *format_desc,
615                             const struct util_format_test_case *test)
616{
617   uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH];
618   uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES];
619   unsigned i, j;
620   boolean success;
621
622   for (i = 0; i < format_desc->block.height; ++i) {
623      for (j = 0; j < format_desc->block.width; ++j) {
624         unpacked[i][j] = test->unpacked[i][j][1];
625         if (test->unpacked[i][j][0]) {
626            return TRUE;
627         }
628      }
629   }
630
631   memset(packed, 0, sizeof packed);
632
633   format_desc->pack_s_8uint(packed, 0,
634                                &unpacked[0][0], sizeof unpacked[0],
635                                format_desc->block.width, format_desc->block.height);
636
637   success = TRUE;
638   for (i = 0; i < format_desc->block.bits/8; ++i)
639      if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i]))
640         success = FALSE;
641
642   if (!success) {
643      print_packed(format_desc, "FAILED: ", packed, " obtained\n");
644      print_packed(format_desc, "        ", test->packed, " expected\n");
645   }
646
647   return success;
648}
649
650
651typedef boolean
652(*test_func_t)(const struct util_format_description *format_desc,
653               const struct util_format_test_case *test);
654
655
656static boolean
657test_one_func(const struct util_format_description *format_desc,
658              test_func_t func,
659              const char *suffix)
660{
661   unsigned i;
662   boolean success = TRUE;
663
664   printf("Testing util_format_%s_%s ...\n",
665          format_desc->short_name, suffix);
666   fflush(stdout);
667
668   for (i = 0; i < util_format_nr_test_cases; ++i) {
669      const struct util_format_test_case *test = &util_format_test_cases[i];
670
671      if (test->format == format_desc->format) {
672         if (!func(format_desc, &util_format_test_cases[i])) {
673           success = FALSE;
674         }
675      }
676   }
677
678   return success;
679}
680
681
682static boolean
683test_all(void)
684{
685   enum pipe_format format;
686   boolean success = TRUE;
687
688   for (format = 1; format < PIPE_FORMAT_COUNT; ++format) {
689      const struct util_format_description *format_desc;
690
691      format_desc = util_format_description(format);
692      if (!format_desc) {
693         continue;
694      }
695
696      if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC &&
697          !util_format_s3tc_enabled) {
698         continue;
699      }
700
701#     define TEST_ONE_FUNC(name) \
702      if (format_desc->name) { \
703         if (!test_one_func(format_desc, &test_format_##name, #name)) { \
704           success = FALSE; \
705         } \
706      }
707
708      TEST_ONE_FUNC(fetch_rgba_float);
709      TEST_ONE_FUNC(pack_rgba_float);
710      TEST_ONE_FUNC(unpack_rgba_float);
711      TEST_ONE_FUNC(pack_rgba_8unorm);
712      TEST_ONE_FUNC(unpack_rgba_8unorm);
713
714      TEST_ONE_FUNC(unpack_z_32unorm);
715      TEST_ONE_FUNC(pack_z_32unorm);
716      TEST_ONE_FUNC(unpack_z_float);
717      TEST_ONE_FUNC(pack_z_float);
718      TEST_ONE_FUNC(unpack_s_8uint);
719      TEST_ONE_FUNC(pack_s_8uint);
720
721#     undef TEST_ONE_FUNC
722   }
723
724   return success;
725}
726
727
728int main(int argc, char **argv)
729{
730   boolean success;
731
732   util_format_s3tc_init();
733
734   success = test_all();
735
736   return success ? 0 : 1;
737}
738