1 /*
2 * Copyright (c) 2013 Brian Paul All Rights Reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23
24 #include "target-helpers/inline_sw_helper.h"
25 #include "target-helpers/inline_debug_helper.h"
26
27 #include "sw/null/null_sw_winsys.h"
28
29
30 struct pipe_screen *
31 osmesa_create_screen(void);
32
33
34 struct pipe_screen *
osmesa_create_screen(void)35 osmesa_create_screen(void)
36 {
37 struct sw_winsys *winsys;
38 struct pipe_screen *screen;
39
40 /* We use a null software winsys since we always just render to ordinary
41 * driver resources.
42 */
43 winsys = null_sw_create();
44 if (!winsys)
45 return NULL;
46
47 /* Create llvmpipe or softpipe screen */
48 screen = sw_screen_create(winsys);
49 if (!screen) {
50 winsys->destroy(winsys);
51 return NULL;
52 }
53
54 /* Inject optional trace, debug, etc. wrappers */
55 return debug_screen_wrap(screen);
56 }
57