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
|
/* $Id: texformat.h,v 1.1.1.1 2001/04/09 16:27:26 dawes Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.4
*
* Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
*
* 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
* BRIAN PAUL 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.
*
* Author:
* Gareth Hughes <gareth@valinux.com>
*/
#ifndef TEXFORMAT_H
#define TEXFORMAT_H
#include "types.h"
/* The Mesa internal texture image types. These will be set to their
* default value, but may be changed by drivers as required.
*/
/* msb <------ TEXEL BITS -----------> lsb */
enum _format { /* ---- ---- ---- ---- ---- ---- ---- ---- */
MESA_FORMAT_RGBA8888, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
MESA_FORMAT_ABGR8888, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
MESA_FORMAT_ARGB8888, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
MESA_FORMAT_RGB888, /* RRRR RRRR GGGG GGGG BBBB BBBB */
MESA_FORMAT_BGR888, /* BBBB BBBB GGGG GGGG RRRR RRRR */
MESA_FORMAT_RGB565, /* RRRR RGGG GGGB BBBB */
MESA_FORMAT_ARGB4444, /* AAAA RRRR GGGG BBBB */
MESA_FORMAT_ARGB1555, /* ARRR RRGG GGGB BBBB */
MESA_FORMAT_AL88, /* AAAA AAAA LLLL LLLL */
MESA_FORMAT_RGB332, /* RRRG GGBB */
MESA_FORMAT_A8, /* AAAA AAAA */
MESA_FORMAT_L8, /* LLLL LLLL */
MESA_FORMAT_I8, /* IIII IIII */
MESA_FORMAT_CI8 /* CCCC CCCC */
};
extern void
_mesa_init_texture_format( GLcontext *ctx,
struct gl_texture_image *texImage,
GLenum internalFormat );
extern const struct gl_texture_format _mesa_texformat_rgba8888;
extern const struct gl_texture_format _mesa_texformat_abgr8888;
extern const struct gl_texture_format _mesa_texformat_argb8888;
extern const struct gl_texture_format _mesa_texformat_rgb888;
extern const struct gl_texture_format _mesa_texformat_bgr888;
extern const struct gl_texture_format _mesa_texformat_rgb565;
extern const struct gl_texture_format _mesa_texformat_argb4444;
extern const struct gl_texture_format _mesa_texformat_argb1555;
extern const struct gl_texture_format _mesa_texformat_al88;
extern const struct gl_texture_format _mesa_texformat_rgb332;
extern const struct gl_texture_format _mesa_texformat_a8;
extern const struct gl_texture_format _mesa_texformat_l8;
extern const struct gl_texture_format _mesa_texformat_i8;
extern const struct gl_texture_format _mesa_texformat_ci8;
extern const struct gl_texture_format _mesa_null_texformat;
#endif
|
