sp_screen.h

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00001 /**************************************************************************
00002  * 
00003  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
00004  * All Rights Reserved.
00005  *
00006  * Permission is hereby granted, free of charge, to any person obtaining a
00007  * copy of this software and associated documentation files (the
00008  * "Software"), to deal in the Software without restriction, including
00009  * without limitation the rights to use, copy, modify, merge, publish,
00010  * distribute, sub license, and/or sell copies of the Software, and to
00011  * permit persons to whom the Software is furnished to do so, subject to
00012  * the following conditions:
00013  * 
00014  * The above copyright notice and this permission notice (including the
00015  * next paragraph) shall be included in all copies or substantial portions
00016  * of the Software.
00017  * 
00018  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00019  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00020  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
00021  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
00022  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
00023  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
00024  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00025  * 
00026  **************************************************************************/
00027 
00028 /* Authors:  Keith Whitwell <keith@tungstengraphics.com>
00029  */
00030 
00031 #ifndef SP_SCREEN_H
00032 #define SP_SCREEN_H
00033 
00034 #include "pipe/p_screen.h"
00035 #include "pipe/p_defines.h"
00036 
00037 
00038 
00039 struct softpipe_screen {
00040    struct pipe_screen base;
00041 
00042    /* Increments whenever textures are modified.  Contexts can track
00043     * this.
00044     */
00045    unsigned timestamp;          
00046 };
00047 
00048 
00049 
00050 
00051 static INLINE struct softpipe_screen *
00052 softpipe_screen( struct pipe_screen *pipe )
00053 {
00054    return (struct softpipe_screen *)pipe;
00055 }
00056 
00057 
00058 #endif /* SP_SCREEN_H */

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