renderbuffer.h revision 3464ebd5 
1/*
2 * Mesa 3-D graphics library
3 * Version:  6.5
4 *
5 * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25
26#ifndef RENDERBUFFER_H
27#define RENDERBUFFER_H
28
29#include "glheader.h"
30#include "mtypes.h"
31
32struct gl_context;
33struct gl_framebuffer;
34struct gl_renderbuffer;
35
36extern void
37_mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name);
38
39extern struct gl_renderbuffer *
40_mesa_new_renderbuffer(struct gl_context *ctx, GLuint name);
41
42extern void
43_mesa_delete_renderbuffer(struct gl_renderbuffer *rb);
44
45
46extern struct gl_renderbuffer *
47_mesa_new_soft_renderbuffer(struct gl_context *ctx, GLuint name);
48
49extern void
50_mesa_set_renderbuffer_accessors(struct gl_renderbuffer *rb);
51
52extern GLboolean
53_mesa_soft_renderbuffer_storage(struct gl_context *ctx, struct gl_renderbuffer *rb,
54                                GLenum internalFormat,
55                                GLuint width, GLuint height);
56
57extern GLboolean
58_mesa_add_color_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
59                              GLuint rgbBits, GLuint alphaBits,
60                              GLboolean frontLeft, GLboolean backLeft,
61                              GLboolean frontRight, GLboolean backRight);
62
63extern GLboolean
64_mesa_add_alpha_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
65                              GLuint alphaBits,
66                              GLboolean frontLeft, GLboolean backLeft,
67                              GLboolean frontRight, GLboolean backRight);
68
69extern void
70_mesa_copy_soft_alpha_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb);
71
72extern GLboolean
73_mesa_add_depth_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
74                             GLuint depthBits);
75
76extern GLboolean
77_mesa_add_stencil_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
78                               GLuint stencilBits);
79
80
81extern GLboolean
82_mesa_add_accum_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
83                             GLuint redBits, GLuint greenBits,
84                             GLuint blueBits, GLuint alphaBits);
85
86extern GLboolean
87_mesa_add_aux_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
88                            GLuint bits, GLuint numBuffers);
89
90extern void
91_mesa_add_soft_renderbuffers(struct gl_framebuffer *fb,
92                             GLboolean color,
93                             GLboolean depth,
94                             GLboolean stencil,
95                             GLboolean accum,
96                             GLboolean alpha,
97                             GLboolean aux);
98
99extern void
100_mesa_add_renderbuffer(struct gl_framebuffer *fb,
101                       gl_buffer_index bufferName, struct gl_renderbuffer *rb);
102
103extern void
104_mesa_remove_renderbuffer(struct gl_framebuffer *fb,
105                          gl_buffer_index bufferName);
106
107extern void
108_mesa_reference_renderbuffer(struct gl_renderbuffer **ptr,
109                             struct gl_renderbuffer *rb);
110
111
112#endif /* RENDERBUFFER_H */
113