1 /* $Id: blend.h,v 1.1 1999/08/19 00:55:41 jtg Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 1999 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
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
40 gl_blend_span( GLcontext
*ctx
, GLuint n
, GLint x
, GLint y
,
41 GLubyte rgba
[][4], const GLubyte mask
[] );
45 gl_blend_pixels( GLcontext
*ctx
,
46 GLuint n
, const GLint x
[], const GLint y
[],
47 GLubyte rgba
[][4], const GLubyte mask
[] );
51 gl_BlendFunc( GLcontext
*ctx
, GLenum sfactor
, GLenum dfactor
);
55 gl_BlendFuncSeparate( GLcontext
*ctx
, GLenum sfactorRGB
, GLenum dfactorRGB
,
56 GLenum sfactorA
, GLenum dfactorA
);
60 gl_BlendEquation( GLcontext
*ctx
, GLenum mode
);
64 gl_BlendColor( GLcontext
*ctx
, GLclampf red
, GLclampf green
,
65 GLclampf blue
, GLclampf alpha
);