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      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 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