/** * \file depth.h * Depth buffer operations. *//* * Mesa 3-D graphics library * Version:  6.3 * * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */#ifndef DEPTH_H#define DEPTH_H#include "mtypes.h"#if _HAVE_FULL_GLextern void GLAPIENTRY_mesa_ClearDepth( GLclampd depth );extern void GLAPIENTRY_mesa_DepthFunc( GLenum func );extern void GLAPIENTRY_mesa_DepthMask( GLboolean flag );extern void GLAPIENTRY_mesa_DepthBoundsEXT( GLclampd zmin, GLclampd zmax );extern void _mesa_init_depth( GLcontext * ctx );#else/** No-op */#define _mesa_init_depth( c ) ((void)0)#endif#endif