dri_screen.h revision 444d8408e75bb2bce019769da59802f05c3d5fab 
1/**************************************************************************
2 *
3 * Copyright 2009, VMware, Inc.
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 VMWARE 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 * Author: Keith Whitwell <keithw@vmware.com>
29 * Author: Jakob Bornecrantz <wallbraker@gmail.com>
30 */
31
32#ifndef DRI_SCREEN_H
33#define DRI_SCREEN_H
34
35#include "dri_wrapper.h"
36#include "xmlconfig.h"
37
38#include "pipe/p_compiler.h"
39#include "pipe/p_context.h"
40#include "pipe/p_state.h"
41#include "state_tracker/st_api.h"
42
43struct dri_context;
44struct dri_drawable;
45
46struct dri_screen
47{
48   /* st_api */
49   struct st_manager base;
50   struct st_api *st_api[ST_API_COUNT];
51
52   /* on old libGL's invalidate doesn't get called as it should */
53   boolean broken_invalidate;
54
55   /* dri */
56   __DRIscreen *sPriv;
57
58   /**
59    * Configuration cache with default values for all contexts
60    */
61   driOptionCache optionCache;
62
63   /* drm */
64   int fd;
65   drmLock *drmLock;
66
67   /* gallium */
68   boolean d_depth_bits_last;
69   boolean sd_depth_bits_last;
70   boolean auto_fake_front;
71   enum pipe_texture_target target;
72};
73
74/** cast wrapper */
75static INLINE struct dri_screen *
76dri_screen(__DRIscreen * sPriv)
77{
78   return (struct dri_screen *)sPriv->private;
79}
80
81struct __DRIimageRec {
82   struct pipe_resource *texture;
83   unsigned face;
84   unsigned level;
85   unsigned zslice;
86
87   void *loader_private;
88};
89
90#ifndef __NOT_HAVE_DRM_H
91
92static INLINE boolean
93dri_with_format(__DRIscreen * sPriv)
94{
95   const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader;
96
97   return loader
98       && (loader->base.version >= 3)
99       && (loader->getBuffersWithFormat != NULL);
100}
101
102#else
103
104static INLINE boolean
105dri_with_format(__DRIscreen * sPriv)
106{
107   return TRUE;
108}
109
110#endif
111
112void
113dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
114                   const __GLcontextModes *mode);
115
116const __DRIconfig **
117dri_init_screen_helper(struct dri_screen *screen,
118                       struct pipe_screen *pscreen,
119                       unsigned pixel_bits);
120
121void
122dri_destroy_screen_helper(struct dri_screen * screen);
123
124void
125dri_destroy_screen(__DRIscreen * sPriv);
126
127#endif
128
129/* vim: set sw=3 ts=8 sts=3 expandtab: */
130