st_format.h revision d47a6ada9ca9670c60fc141fabadf40c63031c08 
1/**************************************************************************
2 *
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * Copyright (c) 2010 VMware, Inc.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
17 * of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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27 **************************************************************************/
28
29
30#ifndef ST_FORMAT_H
31#define ST_FORMAT_H
32
33#include "main/formats.h"
34#include "main/glheader.h"
35
36#include "pipe/p_defines.h"
37#include "pipe/p_format.h"
38
39struct gl_context;
40struct pipe_screen;
41
42
43extern enum pipe_format
44st_mesa_format_to_pipe_format(gl_format mesaFormat);
45
46extern gl_format
47st_pipe_format_to_mesa_format(enum pipe_format pipeFormat);
48
49
50extern enum pipe_format
51st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
52                 GLenum format, GLenum type,
53                 enum pipe_texture_target target, unsigned sample_count,
54                 unsigned bindings);
55
56extern enum pipe_format
57st_choose_renderbuffer_format(struct pipe_screen *screen,
58                              GLenum internalFormat, unsigned sample_count);
59
60
61gl_format
62st_ChooseTextureFormat_renderable(struct gl_context *ctx, GLint internalFormat,
63				  GLenum format, GLenum type, GLboolean renderable);
64
65extern gl_format
66st_ChooseTextureFormat(struct gl_context * ctx, GLenum target,
67                       GLint internalFormat,
68                       GLenum format, GLenum type);
69
70
71/* can we use a sampler view to translate these formats
72   only used to make TFP so far */
73extern GLboolean
74st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2);
75
76
77extern void
78st_translate_color(const GLfloat colorIn[4], GLenum baseFormat,
79                   GLfloat colorOut[4]);
80
81#endif /* ST_FORMAT_H */
82