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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | /** |
| 2 | * \file blend.h |
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| 3 | * Blending functions operations. |
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| 4 | */ |
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| 5 | |||
| 6 | /* |
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| 7 | * Mesa 3-D graphics library |
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| 8 | * |
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| 9 | * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. |
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| 10 | * |
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| 11 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 12 | * copy of this software and associated documentation files (the "Software"), |
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| 13 | * to deal in the Software without restriction, including without limitation |
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| 14 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 15 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 16 | * Software is furnished to do so, subject to the following conditions: |
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| 17 | * |
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| 18 | * The above copyright notice and this permission notice shall be included |
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| 19 | * in all copies or substantial portions of the Software. |
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| 20 | * |
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| 21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 22 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 24 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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| 25 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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| 26 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 27 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 28 | */ |
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| 29 | |||
| 30 | |||
| 31 | |||
| 32 | #ifndef BLEND_H |
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| 33 | #define BLEND_H |
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| 34 | |||
| 35 | |||
| 36 | #include "glheader.h" |
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| 37 | #include "formats.h" |
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| 38 | |||
| 39 | struct gl_context; |
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| 40 | struct gl_framebuffer; |
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| 41 | |||
| 42 | |||
| 43 | extern void GLAPIENTRY |
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| 44 | _mesa_BlendFunc( GLenum sfactor, GLenum dfactor ); |
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| 45 | |||
| 46 | |||
| 47 | extern void GLAPIENTRY |
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| 48 | _mesa_BlendFuncSeparate( GLenum sfactorRGB, GLenum dfactorRGB, |
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| 49 | GLenum sfactorA, GLenum dfactorA ); |
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| 50 | |||
| 51 | |||
| 52 | extern void GLAPIENTRY |
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| 53 | _mesa_BlendFunciARB(GLuint buf, GLenum sfactor, GLenum dfactor); |
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| 54 | |||
| 55 | |||
| 56 | extern void GLAPIENTRY |
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| 57 | _mesa_BlendFuncSeparateiARB(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB, |
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| 58 | GLenum sfactorA, GLenum dfactorA); |
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| 59 | |||
| 60 | |||
| 61 | extern void GLAPIENTRY |
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| 62 | _mesa_BlendEquation( GLenum mode ); |
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| 63 | |||
| 64 | |||
| 65 | extern void GLAPIENTRY |
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| 66 | _mesa_BlendEquationiARB(GLuint buf, GLenum mode); |
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| 67 | |||
| 68 | |||
| 69 | extern void GLAPIENTRY |
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| 70 | _mesa_BlendEquationSeparate( GLenum modeRGB, GLenum modeA ); |
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| 71 | |||
| 72 | |||
| 73 | extern void GLAPIENTRY |
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| 74 | _mesa_BlendEquationSeparateiARB(GLuint buf, GLenum modeRGB, GLenum modeA); |
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| 75 | |||
| 76 | |||
| 77 | extern void GLAPIENTRY |
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| 78 | _mesa_BlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); |
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| 79 | |||
| 80 | |||
| 81 | extern void GLAPIENTRY |
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| 82 | _mesa_AlphaFunc( GLenum func, GLclampf ref ); |
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| 83 | |||
| 84 | |||
| 85 | extern void GLAPIENTRY |
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| 86 | _mesa_LogicOp( GLenum opcode ); |
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| 87 | |||
| 88 | |||
| 89 | extern void GLAPIENTRY |
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| 90 | _mesa_IndexMask( GLuint mask ); |
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| 91 | |||
| 92 | extern void GLAPIENTRY |
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| 93 | _mesa_ColorMask( GLboolean red, GLboolean green, |
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| 94 | GLboolean blue, GLboolean alpha ); |
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| 95 | |||
| 96 | extern void GLAPIENTRY |
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| 97 | _mesa_ColorMaski( GLuint buf, GLboolean red, GLboolean green, |
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| 98 | GLboolean blue, GLboolean alpha ); |
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| 99 | |||
| 100 | |||
| 101 | extern void GLAPIENTRY |
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| 102 | _mesa_ClampColor(GLenum target, GLenum clamp); |
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| 103 | |||
| 104 | extern GLboolean |
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| 105 | _mesa_get_clamp_fragment_color(const struct gl_context *ctx, |
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| 106 | const struct gl_framebuffer *drawFb); |
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| 107 | |||
| 108 | extern GLboolean |
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| 109 | _mesa_get_clamp_vertex_color(const struct gl_context *ctx, |
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| 110 | const struct gl_framebuffer *drawFb); |
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| 111 | |||
| 112 | extern GLboolean |
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| 113 | _mesa_get_clamp_read_color(const struct gl_context *ctx, |
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| 114 | const struct gl_framebuffer *readFb); |
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| 115 | |||
| 116 | extern void |
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| 117 | _mesa_update_clamp_fragment_color(struct gl_context *ctx, |
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| 118 | const struct gl_framebuffer *drawFb); |
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| 119 | |||
| 120 | extern void |
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| 121 | _mesa_update_clamp_vertex_color(struct gl_context *ctx, |
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| 122 | const struct gl_framebuffer *drawFb); |
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| 123 | |||
| 124 | extern mesa_format |
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| 125 | _mesa_get_render_format(const struct gl_context *ctx, mesa_format format); |
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| 126 | |||
| 127 | extern void |
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| 128 | _mesa_init_color( struct gl_context * ctx ); |
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| 129 | |||
| 130 | #endif |