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  1. /*
  2.  * Mesa 3-D graphics library
  3.  * Version:  6.5.1
  4.  *
  5.  * Copyright (C) 1999-2006  Brian Paul   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 "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:
  13.  *
  14.  * The above copyright notice and this permission notice shall be included
  15.  * in all copies or substantial portions of the Software.
  16.  *
  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
  20.  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21.  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23.  */
  24.  
  25. #ifndef TEXCOMPRESS_H
  26. #define TEXCOMPRESS_H
  27.  
  28. #include "formats.h"
  29. #include "glheader.h"
  30. #include "mfeatures.h"
  31.  
  32. struct gl_context;
  33.  
  34. #if _HAVE_FULL_GL
  35.  
  36. extern GLuint
  37. _mesa_get_compressed_formats(struct gl_context *ctx, GLint *formats, GLboolean all);
  38.  
  39. extern gl_format
  40. _mesa_glenum_to_compressed_format(GLenum format);
  41.  
  42. extern GLenum
  43. _mesa_compressed_format_to_glenum(struct gl_context *ctx, GLuint mesaFormat);
  44.  
  45. extern GLubyte *
  46. _mesa_compressed_image_address(GLint col, GLint row, GLint img,
  47.                                gl_format mesaFormat,
  48.                                GLsizei width, const GLubyte *image);
  49.  
  50. #else /* _HAVE_FULL_GL */
  51.  
  52. /* no-op macros */
  53. #define _mesa_get_compressed_formats( c, f ) 0
  54. #define _mesa_compressed_image_address(c, r, i, f, w, i2 ) 0
  55. #define _mesa_compress_teximage( c, w, h, sF, s, sRS, dF, d, drs ) ((void)0)
  56.  
  57. #endif /* _HAVE_FULL_GL */
  58.  
  59. #endif /* TEXCOMPRESS_H */
  60.