/** * \file accum.h * Accumulation buffer operations. * * \if subset * (No-op) * * \endif */ /* * Mesa 3-D graphics library * Version: 3.5 * * Copyright (C) 1999-2001 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 * THE AUTHORS 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 ACCUM_H #define ACCUM_H #include "main/glheader.h" struct _glapi_table; struct gl_context; struct gl_renderbuffer; extern void GLAPIENTRY _mesa_ClearAccum( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha ); void GLAPIENTRY _mesa_Accum( GLenum op, GLfloat value ); extern void _mesa_accum(struct gl_context *ctx, GLenum op, GLfloat value); extern void _mesa_clear_accum_buffer(struct gl_context *ctx); extern void _mesa_init_accum( struct gl_context *ctx ); #endif /* ACCUM_H */