1 /* $Id: blend.h,v 1.4 2000/02/24 22:04:03 brianp Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 2000 Brian Paul All Rights Reserved.
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
37 _mesa_blend_span( GLcontext
*ctx
, GLuint n
, GLint x
, GLint y
,
38 GLubyte rgba
[][4], const GLubyte mask
[] );
42 _mesa_blend_pixels( GLcontext
*ctx
,
43 GLuint n
, const GLint x
[], const GLint y
[],
44 GLubyte rgba
[][4], const GLubyte mask
[] );
48 _mesa_BlendFunc( GLenum sfactor
, GLenum dfactor
);
52 _mesa_BlendFuncSeparateEXT( GLenum sfactorRGB
, GLenum dfactorRGB
,
53 GLenum sfactorA
, GLenum dfactorA
);
57 _mesa_BlendEquation( GLenum mode
);
61 _mesa_BlendColor(GLclampf red
, GLclampf green
, GLclampf blue
, GLclampf alpha
);