src/mesa/main/renderbuffer.h

   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
  31 struct gl_context;
  32 struct gl_framebuffer;
  33 struct gl_renderbuffer;
  34
  35 extern void
  36 _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name);
  37
  38 extern struct gl_renderbuffer *
  39 _mesa_new_renderbuffer(struct gl_context *ctx, GLuint name);
  40
  41 extern void
  42 _mesa_delete_renderbuffer(struct gl_renderbuffer *rb);
  43
  44
  45 extern struct gl_renderbuffer *
  46 _mesa_new_soft_renderbuffer(struct gl_context *ctx, GLuint name);
  47
  48
  49 extern GLboolean
  50 _mesa_soft_renderbuffer_storage(struct gl_context *ctx, struct gl_renderbuffer *rb,
  51                                 GLenum internalFormat,
  52                                 GLuint width, GLuint height);
  53
  54 extern GLboolean
  55 _mesa_add_color_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
  56                               GLuint rgbBits, GLuint alphaBits,
  57                               GLboolean frontLeft, GLboolean backLeft,
  58                               GLboolean frontRight, GLboolean backRight);
  59
  60 extern GLboolean
  61 _mesa_add_alpha_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
  62                               GLuint alphaBits,
  63                               GLboolean frontLeft, GLboolean backLeft,
  64                               GLboolean frontRight, GLboolean backRight);
  65
  66 extern void
  67 _mesa_copy_soft_alpha_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb);
  68
  69 extern GLboolean
  70 _mesa_add_depth_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
  71                              GLuint depthBits);
  72
  73 extern GLboolean
  74 _mesa_add_stencil_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
  75                                GLuint stencilBits);
  76
  77
  78 extern GLboolean
  79 _mesa_add_accum_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
  80                              GLuint redBits, GLuint greenBits,
  81                              GLuint blueBits, GLuint alphaBits);
  82
  83 extern GLboolean
  84 _mesa_add_aux_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
  85                             GLuint bits, GLuint numBuffers);
  86
  87 extern void
  88 _mesa_add_soft_renderbuffers(struct gl_framebuffer *fb,
  89                              GLboolean color,
  90                              GLboolean depth,
  91                              GLboolean stencil,
  92                              GLboolean accum,
  93                              GLboolean alpha,
  94                              GLboolean aux);
  95
  96 extern void
  97 _mesa_add_renderbuffer(struct gl_framebuffer *fb,
  98                        GLuint bufferName, struct gl_renderbuffer *rb);
  99
 100 extern void
 101 _mesa_remove_renderbuffer(struct gl_framebuffer *fb, GLuint bufferName);
 102
 103 extern void
 104 _mesa_reference_renderbuffer(struct gl_renderbuffer **ptr,
 105                              struct gl_renderbuffer *rb);
 106
 107 extern struct gl_renderbuffer *
 108 _mesa_new_depthstencil_renderbuffer(struct gl_context *ctx, GLuint name);
 109
 110
 111 #endif /* RENDERBUFFER_H */