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