1 /**************************************************************************
2  *
3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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 TUNGSTEN GRAPHICS 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 #ifndef TR_SCREEN_H_
29 #define TR_SCREEN_H_
30 
31 
32 #include "pipe/p_screen.h"
33 #include "os/os_thread.h"
34 
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 
41 struct tr_list {
42    struct tr_list *next;
43    struct tr_list *prev;
44 };
45 
46 /**
47  * It often happens that new data is written directly to the user buffers
48  * without mapping/unmapping. This flag marks user buffers, so that their
49  * contents can be dumpped before being used by the pipe context.
50  */
51 #define TRACE_FLAG_USER_BUFFER  (1 << 31)
52 
53 
54 struct trace_screen
55 {
56    struct pipe_screen base;
57 
58    struct pipe_screen *screen;
59 };
60 
61 
62 /*
63  * tr_screen.c
64  */
65 
66 
67 struct trace_screen *
68 trace_screen(struct pipe_screen *screen);
69 
70 #ifdef __cplusplus
71 }
72 #endif
73 
74 #endif /* TR_SCREEN_H_ */
75