cc/debug/rendering_stats.h

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_DEBUG_RENDERING_STATS_H_
   6 #define CC_DEBUG_RENDERING_STATS_H_
   7
   8 #include <list>
   9
  10 #include "base/basictypes.h"
  11 #include "base/debug/trace_event_argument.h"
  12 #include "base/time/time.h"
  13 #include "base/values.h"
  14 #include "cc/base/cc_export.h"
  15 #include "cc/debug/traced_value.h"
  16
  17 namespace cc {
  18
  19 struct CC_EXPORT RenderingStats {
  20   // Stores a sequence of TimeDelta objects.
  21   class CC_EXPORT TimeDeltaList {
  22    public:
  23     TimeDeltaList();
  24     ~TimeDeltaList();
  25
  26     void Append(base::TimeDelta value);
  27     void AddToTracedValue(base::debug::TracedValue* list_value) const;
  28
  29     void Add(const TimeDeltaList& other);
  30
  31    private:
  32     std::list<base::TimeDelta> values;
  33   };
  34
  35   struct CC_EXPORT MainThreadRenderingStats {
  36     // Note: when adding new members, please remember to update Add in
  37     // rendering_stats.cc.
  38
  39     int64 frame_count;
  40     base::TimeDelta paint_time;
  41     int64 painted_pixel_count;
  42     base::TimeDelta record_time;
  43     int64 recorded_pixel_count;
  44
  45     MainThreadRenderingStats();
  46     ~MainThreadRenderingStats();
  47     scoped_refptr<base::debug::ConvertableToTraceFormat> AsTraceableData()
  48         const;
  49     void Add(const MainThreadRenderingStats& other);
  50   };
  51
  52   struct CC_EXPORT ImplThreadRenderingStats {
  53     // Note: when adding new members, please remember to update Add in
  54     // rendering_stats.cc.
  55
  56     int64 frame_count;
  57     base::TimeDelta rasterize_time;
  58     base::TimeDelta analysis_time;
  59     int64 rasterized_pixel_count;
  60     int64 visible_content_area;
  61     int64 approximated_visible_content_area;
  62
  63     TimeDeltaList draw_duration;
  64     TimeDeltaList draw_duration_estimate;
  65     TimeDeltaList begin_main_frame_to_commit_duration;
  66     TimeDeltaList begin_main_frame_to_commit_duration_estimate;
  67     TimeDeltaList commit_to_activate_duration;
  68     TimeDeltaList commit_to_activate_duration_estimate;
  69
  70     ImplThreadRenderingStats();
  71     ~ImplThreadRenderingStats();
  72     scoped_refptr<base::debug::ConvertableToTraceFormat> AsTraceableData()
  73         const;
  74     void Add(const ImplThreadRenderingStats& other);
  75   };
  76
  77   MainThreadRenderingStats main_stats;
  78   ImplThreadRenderingStats impl_stats;
  79
  80   // Add fields of |other| to the fields in this structure.
  81   void Add(const RenderingStats& other);
  82 };
  83
  84 }  // namespace cc
  85
  86 #endif  // CC_DEBUG_RENDERING_STATS_H_