src/gallium/drivers/trace/tr_buffer.h

   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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #ifndef TR_BUFFER_H_
  29 #define TR_BUFFER_H_
  30
  31
  32 #include "pipe/p_compiler.h"
  33 #include "pipe/p_state.h"
  34
  35 #include "tr_screen.h"
  36
  37
  38 struct trace_buffer
  39 {
  40    struct pipe_buffer base;
  41
  42    struct pipe_buffer *buffer;
  43
  44    struct tr_list list;
  45
  46    void *map;
  47    boolean range_flushed;
  48 };
  49
  50
  51 static INLINE struct trace_buffer *
  52 trace_buffer(struct pipe_buffer *buffer)
  53 {
  54    if(!buffer)
  55       return NULL;
  56    (void)trace_screen(buffer->screen);
  57    return (struct trace_buffer *)buffer;
  58 }
  59
  60
  61 struct pipe_buffer *
  62 trace_buffer_create(struct trace_screen *tr_scr,
  63                     struct pipe_buffer *buffer);
  64
  65 void
  66 trace_buffer_destroy(struct trace_screen *tr_scr,
  67                      struct pipe_buffer *buffer);
  68
  69
  70 #endif