summaryrefslogtreecommitdiffstats
path: root/src/mesa/main/glformats.h
blob: aec905d23427f7591d289e4dcd9de8f8eb59e901 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
/*
 * Mesa 3-D graphics library
 *
 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
 * Copyright (c) 2008-2009  VMware, Inc.
 * Copyright (c) 2012 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef GLFORMATS_H
#define GLFORMATS_H


#include <GL/gl.h>


#ifdef __cplusplus
extern "C" {
#endif

extern void
_mesa_compute_component_mapping(GLenum inFormat, GLenum outFormat, GLubyte *map);

extern GLboolean
_mesa_type_is_packed(GLenum type);

extern GLint
_mesa_sizeof_type( GLenum type );

extern GLint
_mesa_sizeof_packed_type( GLenum type );

extern GLint
_mesa_components_in_format( GLenum format );

extern GLint
_mesa_bytes_per_pixel( GLenum format, GLenum type );

extern GLint
_mesa_bytes_per_vertex_attrib(GLint comps, GLenum type);

extern GLboolean
_mesa_is_astc_format(GLenum internalFormat);

extern GLboolean
_mesa_is_type_unsigned(GLenum type);

extern GLboolean
_mesa_is_enum_format_unsized(GLenum format);

extern GLboolean
_mesa_is_enum_format_unorm(GLenum format);

extern GLboolean
_mesa_is_enum_format_snorm(GLenum format);

extern GLboolean
_mesa_is_enum_format_integer(GLenum format);

extern GLboolean
_mesa_is_enum_format_unsigned_int(GLenum format);

extern GLboolean
_mesa_is_enum_format_signed_int(GLenum format);

extern GLboolean
_mesa_is_color_format(GLenum format);

extern GLboolean
_mesa_is_depth_format(GLenum format);

extern GLboolean
_mesa_is_stencil_format(GLenum format);

extern GLboolean
_mesa_is_ycbcr_format(GLenum format);

extern GLboolean
_mesa_is_depthstencil_format(GLenum format);

extern GLboolean
_mesa_is_depth_or_stencil_format(GLenum format);

extern GLboolean
_mesa_is_compressed_format(const struct gl_context *ctx, GLenum format);

extern GLenum
_mesa_base_format_to_integer_format(GLenum format);

extern GLenum
_mesa_unpack_format_to_base_format(GLenum format);

extern GLboolean
_mesa_base_format_has_channel(GLenum base_format, GLenum pname);

extern GLint
_mesa_base_format_component_count(GLenum base_format);

extern GLenum
_mesa_generic_compressed_format_to_uncompressed_format(GLenum format);

extern GLenum
_mesa_get_nongeneric_internalformat(GLenum format);

extern GLenum
_mesa_get_linear_internalformat(GLenum format);

extern GLenum
_mesa_error_check_format_and_type(const struct gl_context *ctx,
                                  GLenum format, GLenum type);

extern GLenum
_mesa_es_error_check_format_and_type(GLenum format, GLenum type,
                                     unsigned dimensions);

extern GLenum
_mesa_es3_error_check_format_and_type(const struct gl_context *ctx,
                                      GLenum format, GLenum type,
                                      GLenum internalFormat);

extern uint32_t
_mesa_format_from_format_and_type(GLenum format, GLenum type);

#ifdef __cplusplus
}
#endif

#endif /* GLFORMATS_H */