1/** 2 * \file blend.h 3 * Blending functions operations. 4 */ 5 6/* 7 * Mesa 3-D graphics library 8 * Version: 6.5.2 9 * 10 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 11 * 12 * Permission is hereby granted, free of charge, to any person obtaining a 13 * copy of this software and associated documentation files (the "Software"), 14 * to deal in the Software without restriction, including without limitation 15 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 16 * and/or sell copies of the Software, and to permit persons to whom the 17 * Software is furnished to do so, subject to the following conditions: 18 * 19 * The above copyright notice and this permission notice shall be included 20 * in all copies or substantial portions of the Software. 21 * 22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 23 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 25 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 26 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 28 */ 29 30 31 32#ifndef BLEND_H 33#define BLEND_H 34 35 36#include "glheader.h" 37 38struct gl_context; 39 40 41extern void GLAPIENTRY 42_mesa_BlendFunc( GLenum sfactor, GLenum dfactor ); 43 44 45extern void GLAPIENTRY 46_mesa_BlendFuncSeparateEXT( GLenum sfactorRGB, GLenum dfactorRGB, 47 GLenum sfactorA, GLenum dfactorA ); 48 49 50extern void GLAPIENTRY 51_mesa_BlendFunci(GLuint buf, GLenum sfactor, GLenum dfactor); 52 53 54extern void GLAPIENTRY 55_mesa_BlendFuncSeparatei(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB, 56 GLenum sfactorA, GLenum dfactorA); 57 58 59extern void GLAPIENTRY 60_mesa_BlendEquation( GLenum mode ); 61 62 63extern void GLAPIENTRY 64_mesa_BlendEquationi(GLuint buf, GLenum mode); 65 66 67extern void GLAPIENTRY 68_mesa_BlendEquationSeparateEXT( GLenum modeRGB, GLenum modeA ); 69 70 71extern void GLAPIENTRY 72_mesa_BlendEquationSeparatei(GLuint buf, GLenum modeRGB, GLenum modeA); 73 74 75extern void GLAPIENTRY 76_mesa_BlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); 77 78 79extern void GLAPIENTRY 80_mesa_AlphaFunc( GLenum func, GLclampf ref ); 81 82 83extern void GLAPIENTRY 84_mesa_LogicOp( GLenum opcode ); 85 86 87extern void GLAPIENTRY 88_mesa_IndexMask( GLuint mask ); 89 90extern void GLAPIENTRY 91_mesa_ColorMask( GLboolean red, GLboolean green, 92 GLboolean blue, GLboolean alpha ); 93 94extern void GLAPIENTRY 95_mesa_ColorMaskIndexed( GLuint buf, GLboolean red, GLboolean green, 96 GLboolean blue, GLboolean alpha ); 97 98 99extern void GLAPIENTRY 100_mesa_ClampColorARB(GLenum target, GLenum clamp); 101 102 103extern void 104_mesa_init_color( struct gl_context * ctx ); 105 106#endif 107