1/**************************************************************************
2 *
3 * Copyright 2007 VMware, Inc.
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 VMWARE 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
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
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_format.h"
37
38#ifdef __cplusplus
39extern "C" {
40#endif
41
42struct gl_context;
43struct st_context;
44struct pipe_screen;
45
46
47extern enum pipe_format
48st_mesa_format_to_pipe_format(const struct st_context *st, mesa_format mesaFormat);
49
50extern mesa_format
51st_pipe_format_to_mesa_format(enum pipe_format pipeFormat);
52
53
54extern enum pipe_format
55st_choose_format(struct st_context *st, GLenum internalFormat,
56                 GLenum format, GLenum type,
57                 enum pipe_texture_target target, unsigned sample_count,
58                 unsigned storage_sample_count,
59                 unsigned bindings, bool swap_bytes, bool allow_dxt);
60
61extern enum pipe_format
62st_choose_matching_format_noverify(struct st_context *st,
63                                   GLenum format, GLenum type, GLboolean swapBytes);
64
65extern enum pipe_format
66st_choose_matching_format(struct st_context *st, unsigned bind,
67			  GLenum format, GLenum type, GLboolean swapBytes);
68
69extern mesa_format
70st_ChooseTextureFormat(struct gl_context * ctx, GLenum target,
71                       GLint internalFormat,
72                       GLenum format, GLenum type);
73
74void
75st_QueryInternalFormat(struct gl_context *ctx, GLenum target,
76                       GLenum internalFormat, GLenum pname, GLint *params);
77
78extern void
79st_translate_color(union pipe_color_union *color,
80                   GLenum baseFormat, GLboolean is_integer);
81
82#ifdef __cplusplus
83}
84#endif
85
86#endif /* ST_FORMAT_H */
87