src/gallium/drivers/svga/svga_screen.h

   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
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   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
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  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
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  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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  24  **********************************************************/
  25
  26 #ifndef SVGA_SCREEN_H
  27 #define SVGA_SCREEN_H
  28
  29
  30 #include "pipe/p_screen.h"
  31 #include "pipe/p_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 #define SVGA_COMBINE_USERBUFFERS 1
  43
  44 /**
  45  * Subclass of pipe_screen
  46  */
  47 struct svga_screen
  48 {
  49    struct pipe_screen screen;
  50    struct svga_winsys_screen *sws;
  51
  52    unsigned use_ps30;
  53    unsigned use_vs30;
  54
  55    struct {
  56       boolean force_level_surface_view;
  57       boolean force_surface_view;
  58       boolean no_surface_view;
  59       boolean force_sampler_view;
  60       boolean no_sampler_view;
  61    } debug;
  62
  63    /* The screen needs its own context */
  64    struct svga_winsys_context *swc;
  65    struct SVGACmdMemory *fifo;
  66
  67    unsigned texture_timestamp;
  68    pipe_mutex tex_mutex;
  69    pipe_mutex swc_mutex; /* Protects the use of swc and dirty_buffers */
  70
  71    /**
  72     * List of buffers with cached GMR. Ordered from the most recently used to
  73     * the least recently used
  74     */
  75    struct list_head cached_buffers;
  76
  77    struct svga_host_surface_cache cache;
  78 };
  79
  80 #ifndef DEBUG
  81 /** cast wrapper */
  82 static INLINE struct svga_screen *
  83 svga_screen(struct pipe_screen *pscreen)
  84 {
  85    return (struct svga_screen *) pscreen;
  86 }
  87 #else
  88 struct svga_screen *
  89 svga_screen(struct pipe_screen *screen);
  90 #endif
  91
  92 void svga_screen_flush( struct svga_screen *svga_screen,
  93                         struct pipe_fence_handle **pfence );
  94
  95 #endif /* SVGA_SCREEN_H */