src/mesa/main/renderbuffer.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef RENDERBUFFER_H
  27 #define RENDERBUFFER_H
  28
  29 #include "glheader.h"
  30 #include "menums.h"
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 struct gl_context;
  37 struct gl_framebuffer;
  38 struct gl_renderbuffer;
  39
  40 extern void
  41 _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name);
  42
  43 extern struct gl_renderbuffer *
  44 _mesa_new_renderbuffer(struct gl_context *ctx, GLuint name);
  45
  46 extern void
  47 _mesa_delete_renderbuffer(struct gl_context *ctx, struct gl_renderbuffer *rb);
  48
  49 extern void
  50 _mesa_attach_and_own_rb(struct gl_framebuffer *fb,
  51                         gl_buffer_index bufferName,
  52                         struct gl_renderbuffer *rb);
  53
  54 extern void
  55 _mesa_attach_and_reference_rb(struct gl_framebuffer *fb,
  56                               gl_buffer_index bufferName,
  57                               struct gl_renderbuffer *rb);
  58
  59 extern void
  60 _mesa_remove_renderbuffer(struct gl_framebuffer *fb,
  61                           gl_buffer_index bufferName);
  62
  63 extern void
  64 _mesa_reference_renderbuffer_(struct gl_renderbuffer **ptr,
  65                               struct gl_renderbuffer *rb);
  66
  67 static inline void
  68 _mesa_reference_renderbuffer(struct gl_renderbuffer **ptr,
  69                              struct gl_renderbuffer *rb)
  70 {
  71    if (*ptr != rb)
  72       _mesa_reference_renderbuffer_(ptr, rb);
  73 }
  74
  75 #ifdef __cplusplus
  76 }
  77 #endif
  78
  79 #endif /* RENDERBUFFER_H */