src/gallium/drivers/trace/tr_winsys.h

   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_WINSYS_H_
  29 #define TR_WINSYS_H_
  30
  31
  32 #include "pipe/p_compiler.h"
  33 #include "pipe/p_debug.h"
  34 #include "pipe/internal/p_winsys_screen.h"
  35
  36
  37 /**
  38  * It often happens that new data is written directly to the user buffers
  39  * without mapping/unmapping. This flag marks user buffers, so that their
  40  * contents can be dumpped before being used by the pipe context.
  41  */
  42 #define TRACE_BUFFER_USAGE_USER  (1 << 31)
  43
  44
  45 struct hash_table;
  46
  47
  48 struct trace_winsys
  49 {
  50    struct pipe_winsys base;
  51
  52    struct pipe_winsys *winsys;
  53
  54    struct hash_table *buffer_maps;
  55 };
  56
  57
  58 static INLINE struct trace_winsys *
  59 trace_winsys(struct pipe_winsys *winsys)
  60 {
  61    assert(winsys);
  62    return (struct trace_winsys *)winsys;
  63 }
  64
  65
  66
  67 struct pipe_winsys *
  68 trace_winsys_create(struct pipe_winsys *winsys);
  69
  70
  71 void
  72 trace_winsys_user_buffer_update(struct pipe_winsys *winsys,
  73                                 struct pipe_buffer *buffer);
  74
  75
  76 #endif /* TR_WINSYS_H_ */