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      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