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 "svga_screen_cache.h"
34 
35 
36 struct svga_winsys_screen;
37 struct svga_winsys_context;
38 struct SVGACmdMemory;
39 
40 /**
41  * Subclass of pipe_screen
42  */
43 struct svga_screen
44 {
45    struct pipe_screen screen;
46    struct svga_winsys_screen *sws;
47 
48    SVGA3dHardwareVersion hw_version;
49 
50    /** Device caps */
51    boolean haveProvokingVertex;
52    boolean haveLineStipple, haveLineSmooth;
53    boolean haveBlendLogicops;
54    float maxLineWidth, maxLineWidthAA;
55    float maxPointSize;
56    float pointSmoothThreshold; /** Disable point AA for sizes less than this */
57    unsigned max_color_buffers;
58    unsigned max_const_buffers;
59    unsigned max_viewports;
60    unsigned ms_samples;
61 
62    struct {
63       boolean force_level_surface_view;
64       boolean force_surface_view;
65       boolean no_surface_view;
66       boolean force_sampler_view;
67       boolean no_sampler_view;
68       boolean no_cache_index_buffers;
69    } debug;
70 
71    unsigned texture_timestamp;
72    mtx_t tex_mutex;
73 
74    mtx_t swc_mutex; /* Used for buffer uploads */
75 
76    /* which formats to translate depth formats into */
77    struct {
78      enum SVGA3dSurfaceFormat z16;
79 
80      /* note gallium order */
81      enum SVGA3dSurfaceFormat x8z24;
82      enum SVGA3dSurfaceFormat s8z24;
83    } depth;
84 
85    struct svga_host_surface_cache cache;
86 
87    /** HUD counters */
88    struct {
89       /** Memory used by all resources (buffers and surfaces) */
90       uint64_t total_resource_bytes;
91       uint64_t num_resources;
92       uint64_t num_failed_allocations;
93    } hud;
94 };
95 
96 #ifndef DEBUG
97 /** cast wrapper */
98 static inline struct svga_screen *
svga_screen(struct pipe_screen * pscreen)99 svga_screen(struct pipe_screen *pscreen)
100 {
101    return (struct svga_screen *) pscreen;
102 }
103 #else
104 struct svga_screen *
105 svga_screen(struct pipe_screen *screen);
106 #endif
107 
108 #endif /* SVGA_SCREEN_H */
109