9c1ef7e85920035ee2688755dcd2200f746292b8
3 * Blending functions operations.
7 * Mesa 3-D graphics library
9 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
25 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
26 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
27 * OTHER DEALINGS IN THE SOFTWARE.
40 struct gl_framebuffer
;
43 extern void GLAPIENTRY
44 _mesa_BlendFunc( GLenum sfactor
, GLenum dfactor
);
47 extern void GLAPIENTRY
48 _mesa_BlendFuncSeparate( GLenum sfactorRGB
, GLenum dfactorRGB
,
49 GLenum sfactorA
, GLenum dfactorA
);
52 extern void GLAPIENTRY
53 _mesa_BlendFunciARB(GLuint buf
, GLenum sfactor
, GLenum dfactor
);
56 extern void GLAPIENTRY
57 _mesa_BlendFuncSeparateiARB(GLuint buf
, GLenum sfactorRGB
, GLenum dfactorRGB
,
58 GLenum sfactorA
, GLenum dfactorA
);
61 extern void GLAPIENTRY
62 _mesa_BlendEquation( GLenum mode
);
65 extern void GLAPIENTRY
66 _mesa_BlendEquationiARB(GLuint buf
, GLenum mode
);
69 extern void GLAPIENTRY
70 _mesa_BlendEquationSeparate( GLenum modeRGB
, GLenum modeA
);
73 extern void GLAPIENTRY
74 _mesa_BlendEquationSeparateiARB(GLuint buf
, GLenum modeRGB
, GLenum modeA
);
77 extern void GLAPIENTRY
78 _mesa_BlendColor(GLclampf red
, GLclampf green
, GLclampf blue
, GLclampf alpha
);
81 extern void GLAPIENTRY
82 _mesa_AlphaFunc( GLenum func
, GLclampf ref
);
85 extern void GLAPIENTRY
86 _mesa_LogicOp( GLenum opcode
);
89 extern void GLAPIENTRY
90 _mesa_IndexMask( GLuint mask
);
92 extern void GLAPIENTRY
93 _mesa_ColorMask( GLboolean red
, GLboolean green
,
94 GLboolean blue
, GLboolean alpha
);
96 extern void GLAPIENTRY
97 _mesa_ColorMaski( GLuint buf
, GLboolean red
, GLboolean green
,
98 GLboolean blue
, GLboolean alpha
);
101 extern void GLAPIENTRY
102 _mesa_ClampColor(GLenum target
, GLenum clamp
);
105 _mesa_get_clamp_fragment_color(const struct gl_context
*ctx
);
108 _mesa_get_clamp_vertex_color(const struct gl_context
*ctx
,
109 const struct gl_framebuffer
*drawFb
);
112 _mesa_get_clamp_read_color(const struct gl_context
*ctx
);
115 _mesa_update_clamp_fragment_color(struct gl_context
*ctx
);
118 _mesa_update_clamp_vertex_color(struct gl_context
*ctx
,
119 const struct gl_framebuffer
*drawFb
);
122 _mesa_get_render_format(const struct gl_context
*ctx
, mesa_format format
);
125 _mesa_init_color( struct gl_context
* ctx
);