tests/util/sized-internalformats.h

   1 /* Copyright © 2011 Intel Corporation
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a
   4  * copy of this software and associated documentation files (the "Software"),
   5  * to deal in the Software without restriction, including without limitation
   6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   7  * and/or sell copies of the Software, and to permit persons to whom the
   8  * Software is furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice (including the next
  11  * paragraph) shall be included in all copies or substantial portions of the
  12  * Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  20  * IN THE SOFTWARE.
  21  */
  22
  23 /* F=float, UN=unsigned normalized, SN=signed normalized, I=int,
  24  * U=uint.
  25  *
  26  * This list has to match up with the table in sized-internalformats.c.
  27  */
  28 enum bits_types {
  29         NONE,
  30
  31         UN32,
  32         F32,
  33         I32,
  34         U32,
  35
  36         UN24,
  37
  38         UN16,
  39         SN16,
  40         F16,
  41         I16,
  42         U16,
  43
  44         U10,
  45         U2,
  46
  47         UN12,
  48         UN10,
  49
  50         UN8,
  51         SN8,
  52         I8,
  53         U8,
  54
  55         UN6,
  56         UN5,
  57         UN4,
  58         UN3,
  59         UN2,
  60         UN1,
  61
  62         F11,
  63         F10,
  64         F9,
  65
  66
  67         /* Compressed internalformats get treated specially. */
  68         UCMP,
  69         SCMP,
  70
  71         BITS_MAX,
  72 };
  73
  74 enum channel {
  75         R,
  76         G,
  77         B,
  78         A,
  79         L,
  80         I,
  81         D,
  82         S,
  83         CHANNELS,
  84 };
  85
  86 struct sized_internalformat {
  87         GLenum token;
  88         enum bits_types bits[CHANNELS];
  89 };
  90
  91 struct required_format {
  92         GLenum token;
  93         int version;
  94         bool rb_required;
  95 };
  96
  97 extern const struct sized_internalformat sized_internalformats[];
  98 extern const struct required_format required_formats[];
  99
 100 const struct sized_internalformat *
 101 get_sized_internalformat(GLenum token);
 102
 103 int
 104 get_channel_size(const struct sized_internalformat *f, enum channel c);
 105
 106 GLenum
 107 get_channel_type(const struct sized_internalformat *f, enum channel c);
 108
 109 void
 110 print_bits(int size, GLenum type);
 111
 112 bool
 113 valid_for_gl_version(const struct required_format *format, int target_version);
 114
 115 void
 116 setup_required_size_test(int argc, char **argv,
 117                          struct piglit_gl_test_config *config);