1 /**************************************************************************
2 *
3 * Copyright 2007 VMware, Inc.
4 * Copyright (c) 2008-2010 VMware, Inc.
5 * Copyright (c) 2019 Google, LLC
6 * All Rights Reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sub license, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
18 * of the Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
23 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
24 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 *
28 **************************************************************************/
29
30 #include "pipe/p_context.h"
31 #include "pipe/p_screen.h"
32 #include "state_tracker/st_context.h"
33 #include "state_tracker/st_format.h"
34 #include "state_tracker/st_texture.h"
35 #include "util/format/u_format.h"
36 #include <stdbool.h>
37
38 static bool
is_format_supported(struct pipe_screen * pscreen,enum pipe_format format,enum pipe_texture_target target,unsigned sample_count,unsigned storage_sample_count,unsigned usage)39 is_format_supported(struct pipe_screen *pscreen,
40 enum pipe_format format,
41 enum pipe_texture_target target,
42 unsigned sample_count,
43 unsigned storage_sample_count,
44 unsigned usage)
45 {
46 return true;
47 }
48
main(int argc,char ** argv)49 int main(int argc, char **argv)
50 {
51 struct pipe_screen screen = {
52 .is_format_supported = is_format_supported,
53 };
54 struct pipe_context pctx = {
55 .screen = &screen,
56 };
57 struct st_context local_st = {
58 .pipe = &pctx,
59 .has_etc1 = true,
60 .has_etc2 = true,
61 .has_astc_2d_ldr = true,
62 .has_astc_5x5_ldr = true,
63 .has_s3tc = true,
64 .has_rgtc = true,
65 .has_latc = true,
66 .has_bptc = true,
67 };
68 struct st_context *st = &local_st;
69
70 GLuint i;
71
72 /* test all Mesa formats */
73 for (i = 1; i < MESA_FORMAT_COUNT; i++) {
74 if (!_mesa_get_format_name(i))
75 continue;
76
77 enum pipe_format pf;
78
79 assert(!st_compressed_format_fallback(st, i));
80
81 pf = st_mesa_format_to_pipe_format(st, i);
82 if (pf != PIPE_FORMAT_NONE) {
83 mesa_format mf = st_pipe_format_to_mesa_format(pf);
84 if (mf != i) {
85 fprintf(stderr, "Round-tripping %s -> %s -> %s failed\n",
86 _mesa_get_format_name(i), util_format_short_name(pf),
87 _mesa_get_format_name(mf));
88 return 1;
89 }
90
91 const struct util_format_description *desc = util_format_description(i);
92
93 /* Make sure that gallium and Mesa agree on whether the format is an
94 * array format.
95 */
96 if (desc->nr_channels > 1) {
97 bool mesa_array = (_mesa_get_format_layout(mf) ==
98 MESA_FORMAT_LAYOUT_ARRAY);
99 bool gallium_array = desc->is_array && !desc->is_bitmask;
100 /* We should probably be checking equality here, but we have some
101 * UINT and SINT types that are array formats in Mesa but not in
102 * gallium.
103 */
104 if (gallium_array && !mesa_array) {
105 fprintf(stderr, "%s is %sarray, %s is %sarray\n",
106 util_format_short_name(i),
107 gallium_array ? "" : "not ",
108 _mesa_get_format_name(mf),
109 mesa_array ? "" : "not ");
110 return 1;
111 }
112 }
113 }
114 }
115
116 return 0;
117 }
118