3 * Blending functions operations.
7 * Mesa 3-D graphics library
10 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
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:
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
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
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27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
39 extern void GLAPIENTRY
40 _mesa_BlendFunc( GLenum sfactor
, GLenum dfactor
);
43 extern void GLAPIENTRY
44 _mesa_BlendFuncSeparateEXT( GLenum sfactorRGB
, GLenum dfactorRGB
,
45 GLenum sfactorA
, GLenum dfactorA
);
48 extern void GLAPIENTRY
49 _mesa_BlendEquation( GLenum mode
);
52 extern void GLAPIENTRY
53 _mesa_BlendEquationSeparateEXT( GLenum modeRGB
, GLenum modeA
);
56 extern void GLAPIENTRY
57 _mesa_BlendColor(GLclampf red
, GLclampf green
, GLclampf blue
, GLclampf alpha
);
60 extern void GLAPIENTRY
61 _mesa_AlphaFunc( GLenum func
, GLclampf ref
);
64 extern void GLAPIENTRY
65 _mesa_LogicOp( GLenum opcode
);
68 extern void GLAPIENTRY
69 _mesa_IndexMask( GLuint mask
);
71 extern void GLAPIENTRY
72 _mesa_ColorMask( GLboolean red
, GLboolean green
,
73 GLboolean blue
, GLboolean alpha
);
76 _mesa_init_color( GLcontext
* ctx
);