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 #include "mtypes.h"
  31
  32 struct gl_context;
  33 struct gl_framebuffer;
  34 struct gl_renderbuffer;
  35
  36 extern void
  37 _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name);
  38
  39 extern struct gl_renderbuffer *
  40 _mesa_new_renderbuffer(struct gl_context *ctx, GLuint name);
  41
  42 extern void
  43 _mesa_delete_renderbuffer(struct gl_renderbuffer *rb);
  44
  45
  46 extern struct gl_renderbuffer *
  47 _mesa_new_soft_renderbuffer(struct gl_context *ctx, GLuint name);
  48
  49 extern void
  50 _mesa_set_renderbuffer_accessors(struct gl_renderbuffer *rb);
  51
  52 extern GLboolean
  53 _mesa_soft_renderbuffer_storage(struct gl_context *ctx, struct gl_renderbuffer *rb,
  54                                 GLenum internalFormat,
  55                                 GLuint width, GLuint height);
  56
  57 extern 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
  63 extern 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
  69 extern void
  70 _mesa_copy_soft_alpha_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb);
  71
  72 extern GLboolean
  73 _mesa_add_depth_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
  74                              GLuint depthBits);
  75
  76 extern GLboolean
  77 _mesa_add_stencil_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
  78                                GLuint stencilBits);
  79
  80
  81 extern 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
  86 extern GLboolean
  87 _mesa_add_aux_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
  88                             GLuint bits, GLuint numBuffers);
  89
  90 extern 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
  99 extern void
 100 _mesa_add_renderbuffer(struct gl_framebuffer *fb,
 101                        gl_buffer_index bufferName, struct gl_renderbuffer *rb);
 102
 103 extern void
 104 _mesa_remove_renderbuffer(struct gl_framebuffer *fb,
 105                           gl_buffer_index bufferName);
 106
 107 extern void
 108 _mesa_reference_renderbuffer(struct gl_renderbuffer **ptr,
 109                              struct gl_renderbuffer *rb);
 110
 111 extern struct gl_renderbuffer *
 112 _mesa_new_depthstencil_renderbuffer(struct gl_context *ctx, GLuint name);
 113
 114
 115 #endif /* RENDERBUFFER_H */