src/gallium/drivers/softpipe/sp_winsys.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * 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
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /* This is the interface that softpipe requires any window system
  29  * hosting it to implement.  This is the only include file in softpipe
  30  * which is public.
  31  */
  32
  33
  34 #ifndef SP_WINSYS_H
  35 #define SP_WINSYS_H
  36
  37
  38 #include "pipe/p_compiler.h" /* for boolean */
  39
  40
  41 #ifdef __cplusplus
  42 extern "C" {
  43 #endif
  44
  45
  46 enum pipe_format;
  47
  48 struct softpipe_winsys {
  49    /** test if the given format is supported for front/back color bufs */
  50    boolean (*is_format_supported)( struct softpipe_winsys *sws,
  51                                    enum pipe_format format );
  52
  53 };
  54
  55 struct pipe_screen;
  56 struct pipe_winsys;
  57 struct pipe_context;
  58
  59
  60 struct pipe_context *softpipe_create( struct pipe_screen *,
  61                                       struct pipe_winsys *,
  62                                       void *unused );
  63
  64
  65 struct pipe_screen *
  66 softpipe_create_screen(struct pipe_winsys *);
  67
  68
  69 #ifdef __cplusplus
  70 }
  71 #endif
  72
  73 #endif /* SP_WINSYS_H */