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      1 /**********************************************************
      2  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
      3  *
      4  * Permission is hereby granted, free of charge, to any person
      5  * obtaining a copy of this software and associated documentation
      6  * files (the "Software"), to deal in the Software without
      7  * restriction, including without limitation the rights to use, copy,
      8  * modify, merge, publish, distribute, sublicense, and/or sell copies
      9  * of the Software, and to permit persons to whom the Software is
     10  * furnished to do so, subject to the following conditions:
     11  *
     12  * The above copyright notice and this permission notice shall be
     13  * included in all copies or substantial portions of the Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     22  * SOFTWARE.
     23  *
     24  **********************************************************/
     25 
     26 #ifndef SVGA_SCREEN_H
     27 #define SVGA_SCREEN_H
     28 
     29 
     30 #include "pipe/p_screen.h"
     31 #include "os/os_thread.h"
     32 
     33 #include "util/u_double_list.h"
     34 
     35 #include "svga_screen_cache.h"
     36 
     37 
     38 struct svga_winsys_screen;
     39 struct svga_winsys_context;
     40 struct SVGACmdMemory;
     41 
     42 /**
     43  * Subclass of pipe_screen
     44  */
     45 struct svga_screen
     46 {
     47    struct pipe_screen screen;
     48    struct svga_winsys_screen *sws;
     49 
     50    SVGA3dHardwareVersion hw_version;
     51 
     52    float maxPointSize;
     53 
     54    struct {
     55       boolean force_level_surface_view;
     56       boolean force_surface_view;
     57       boolean no_surface_view;
     58       boolean force_sampler_view;
     59       boolean no_sampler_view;
     60    } debug;
     61 
     62    unsigned texture_timestamp;
     63    pipe_mutex tex_mutex;
     64 
     65    pipe_mutex swc_mutex; /* Used for buffer uploads */
     66 
     67    /* which formats to translate depth formats into */
     68    struct {
     69      enum SVGA3dSurfaceFormat z16;
     70      /* note gallium order */
     71      enum SVGA3dSurfaceFormat x8z24;
     72      enum SVGA3dSurfaceFormat s8z24;
     73    } depth;
     74 
     75    struct svga_host_surface_cache cache;
     76 };
     77 
     78 #ifndef DEBUG
     79 /** cast wrapper */
     80 static INLINE struct svga_screen *
     81 svga_screen(struct pipe_screen *pscreen)
     82 {
     83    return (struct svga_screen *) pscreen;
     84 }
     85 #else
     86 struct svga_screen *
     87 svga_screen(struct pipe_screen *screen);
     88 #endif
     89 
     90 #endif /* SVGA_SCREEN_H */
     91