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  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 S_RENDERBUFFER_H
  27. #define S_RENDERBUFFER_H
  28.  
  29. #include "main/glheader.h"
  30.  
  31.  
  32. struct gl_context;
  33. struct gl_framebuffer;
  34. struct gl_renderbuffer;
  35.  
  36.  
  37. extern struct gl_renderbuffer *
  38. _swrast_new_soft_renderbuffer(struct gl_context *ctx, GLuint name);
  39.  
  40. extern void
  41. _swrast_map_soft_renderbuffer(struct gl_context *ctx,
  42.                               struct gl_renderbuffer *rb,
  43.                               GLuint x, GLuint y, GLuint w, GLuint h,
  44.                               GLbitfield mode,
  45.                               GLubyte **out_map,
  46.                               GLint *out_stride);
  47.  
  48. extern void
  49. _swrast_unmap_soft_renderbuffer(struct gl_context *ctx,
  50.                                 struct gl_renderbuffer *rb);
  51.  
  52. extern void
  53. _swrast_set_renderbuffer_accessors(struct gl_renderbuffer *rb);
  54.  
  55.  
  56. extern void
  57. _swrast_add_soft_renderbuffers(struct gl_framebuffer *fb,
  58.                                GLboolean color,
  59.                                GLboolean depth,
  60.                                GLboolean stencil,
  61.                                GLboolean accum,
  62.                                GLboolean alpha,
  63.                                GLboolean aux);
  64.  
  65.  
  66. #endif /* S_RENDERBUFFER_H */
  67.