src/mesa/main/texformat.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  * Copyright (c) 2008 VMware, Inc.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included
  16  * in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26
  27 /**
  28  * \file texformat.h
  29  * Texture formats definitions.
  30  *
  31  * \author Gareth Hughes
  32  */
  33
  34
  35 #ifndef TEXFORMAT_H
  36 #define TEXFORMAT_H
  37
  38
  39 #include "mtypes.h"
  40 #include "formats.h"
  41
  42
  43 extern gl_format
  44 _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
  45                          GLenum format, GLenum type );
  46
  47
  48 extern void
  49 _mesa_format_to_type_and_comps(gl_format format,
  50                                GLenum *datatype, GLuint *comps);
  51
  52 extern FetchTexelFuncF
  53 _mesa_get_texel_fetch_func(GLuint format, GLuint dims);
  54
  55 extern StoreTexelFunc
  56 _mesa_get_texel_store_func(GLuint format);
  57
  58
  59 #endif