src/mesa/main/depth.h

   1 /**
   2  * \file depth.h
   3  * Depth buffer operations.
   4  */
   5
   6 /*
   7  * Mesa 3-D graphics library
   8  *
   9  * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
  10  *
  11  * Permission is hereby granted, free of charge, to any person obtaining a
  12  * copy of this software and associated documentation files (the "Software"),
  13  * to deal in the Software without restriction, including without limitation
  14  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  15  * and/or sell copies of the Software, and to permit persons to whom the
  16  * Software is furnished to do so, subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included
  19  * in all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  22  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  24  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  25  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  26  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  27  * OTHER DEALINGS IN THE SOFTWARE.
  28  */
  29
  30
  31 #ifndef DEPTH_H
  32 #define DEPTH_H
  33
  34
  35 #include "glheader.h"
  36
  37 struct gl_context;
  38
  39
  40 extern void GLAPIENTRY
  41 _mesa_ClearDepth( GLclampd depth );
  42
  43 extern void GLAPIENTRY
  44 _mesa_ClearDepthf( GLclampf depth );
  45
  46 void GLAPIENTRY
  47 _mesa_DepthFunc_no_error(GLenum func);
  48
  49 extern void GLAPIENTRY
  50 _mesa_DepthFunc(GLenum func);
  51
  52 extern void GLAPIENTRY
  53 _mesa_DepthMask( GLboolean flag );
  54
  55 extern void GLAPIENTRY
  56 _mesa_DepthBoundsEXT( GLclampd zmin, GLclampd zmax );
  57
  58 extern void
  59 _mesa_init_depth( struct gl_context * ctx );
  60
  61 #endif