2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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35 _mesa_gl_compressed_format_base_format(GLenum format
);
38 _mesa_get_compressed_formats(struct gl_context
*ctx
, GLint
*formats
);
41 _mesa_glenum_to_compressed_format(GLenum format
);
44 _mesa_compressed_format_to_glenum(struct gl_context
*ctx
, gl_format mesaFormat
);
47 _mesa_compressed_image_address(GLint col
, GLint row
, GLint img
,
49 GLsizei width
, const GLubyte
*image
);
52 /** A function to fetch one texel from a compressed texture */
53 typedef void (*compressed_fetch_func
)(const GLubyte
*map
,
58 extern compressed_fetch_func
59 _mesa_get_compressed_fetch_func(gl_format format
);
63 _mesa_decompress_image(gl_format format
, GLuint width
, GLuint height
,
64 const GLubyte
*src
, GLint srcRowStride
,
67 #endif /* TEXCOMPRESS_H */