src/mesa/main/texcompress.h

   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 "mtypes.h"
  29
  30 #if _HAVE_FULL_GL
  31
  32 extern GLuint
  33 _mesa_get_compressed_formats( GLcontext *ctx, GLint *formats );
  34
  35 extern GLuint
  36 _mesa_compressed_texture_size( GLcontext *ctx,
  37                                GLsizei width, GLsizei height, GLsizei depth,
  38                                GLuint mesaFormat );
  39
  40 extern GLuint
  41 _mesa_compressed_texture_size_glenum(GLcontext *ctx,
  42                                      GLsizei width, GLsizei height,
  43                                      GLsizei depth, GLenum glformat);
  44
  45 extern GLint
  46 _mesa_compressed_row_stride(GLuint mesaFormat, GLsizei width);
  47
  48
  49 extern GLubyte *
  50 _mesa_compressed_image_address(GLint col, GLint row, GLint img,
  51                                GLuint mesaFormat,
  52                                GLsizei width, const GLubyte *image);
  53
  54
  55 extern void
  56 _mesa_init_texture_s3tc( GLcontext *ctx );
  57
  58 extern void
  59 _mesa_init_texture_fxt1( GLcontext *ctx );
  60
  61
  62 #else /* _HAVE_FULL_GL */
  63
  64 /* no-op macros */
  65 #define _mesa_get_compressed_formats( c, f ) 0
  66 #define _mesa_compressed_texture_size( c, w, h, d, f ) 0
  67 #define _mesa_compressed_texture_size_glenum( c, w, h, d, f ) 0
  68 #define _mesa_compressed_row_stride( f, w) 0
  69 #define _mesa_compressed_image_address(c, r, i, f, w, i2 ) 0
  70 #define _mesa_compress_teximage( c, w, h, sF, s, sRS, dF, d, drs ) ((void)0)
  71
  72 #endif /* _HAVE_FULL_GL */
  73
  74 #endif /* TEXCOMPRESS_H */