dri_screen.h revision 39c81dada01585a6030f03d215842a1a2ae87d86 
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#include "state_tracker/drm_api.h"
43
44struct dri_screen
45{
46   /* dri */
47   __DRIscreen *sPriv;
48
49   /**
50    * Configuration cache with default values for all contexts
51    */
52   driOptionCache optionCache;
53
54   /* drm */
55   int fd;
56   drmLock *drmLock;
57
58   /* gallium */
59   struct drm_api *api;
60   struct pipe_winsys *pipe_winsys;
61   struct pipe_screen *pipe_screen;
62   boolean d_depth_bits_last;
63   boolean sd_depth_bits_last;
64   boolean auto_fake_front;
65
66   struct st_manager *smapi;
67
68   /* used only by DRI1 */
69   struct pipe_context *dri1_pipe;
70};
71
72/** cast wrapper */
73static INLINE struct dri_screen *
74dri_screen(__DRIscreen * sPriv)
75{
76   return (struct dri_screen *)sPriv->private;
77}
78
79#ifndef __NOT_HAVE_DRM_H
80
81static INLINE boolean
82dri_with_format(__DRIscreen * sPriv)
83{
84   const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader;
85
86   return loader
87       && (loader->base.version >= 3)
88       && (loader->getBuffersWithFormat != NULL);
89}
90
91#else
92
93static INLINE boolean
94dri_with_format(__DRIscreen * sPriv)
95{
96   return TRUE;
97}
98
99#endif
100
101void
102dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
103                   const __GLcontextModes *mode);
104
105const __DRIconfig **
106dri_init_screen_helper(struct dri_screen *screen,
107                       struct pipe_screen *pscreen,
108                       unsigned pixel_bits);
109
110void
111dri_destroy_screen_helper(struct dri_screen * screen);
112
113#endif
114
115/* vim: set sw=3 ts=8 sts=3 expandtab: */
116