3 * Blending functions operations.
7 * Mesa 3-D graphics library
10 * Copyright (C) 1999-2006 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
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.
41 extern void GLAPIENTRY
42 _mesa_BlendFunc( GLenum sfactor
, GLenum dfactor
);
45 extern void GLAPIENTRY
46 _mesa_BlendFuncSeparateEXT( GLenum sfactorRGB
, GLenum dfactorRGB
,
47 GLenum sfactorA
, GLenum dfactorA
);
50 extern void GLAPIENTRY
51 _mesa_BlendEquation( GLenum mode
);
54 extern void GLAPIENTRY
55 _mesa_BlendEquationSeparateEXT( GLenum modeRGB
, GLenum modeA
);
58 extern void GLAPIENTRY
59 _mesa_BlendColor(GLclampf red
, GLclampf green
, GLclampf blue
, GLclampf alpha
);
62 extern void GLAPIENTRY
63 _mesa_AlphaFunc( GLenum func
, GLclampf ref
);
66 extern void GLAPIENTRY
67 _mesa_LogicOp( GLenum opcode
);
70 extern void GLAPIENTRY
71 _mesa_IndexMask( GLuint mask
);
73 extern void GLAPIENTRY
74 _mesa_ColorMask( GLboolean red
, GLboolean green
,
75 GLboolean blue
, GLboolean alpha
);
77 extern void GLAPIENTRY
78 _mesa_ColorMaskIndexed( GLuint buf
, GLboolean red
, GLboolean green
,
79 GLboolean blue
, GLboolean alpha
);
82 extern void GLAPIENTRY
83 _mesa_ClampColorARB(GLenum target
, GLenum clamp
);
87 _mesa_init_color( struct gl_context
* ctx
);