cc/debug/rendering_stats.cc

// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/values.h"
#include "cc/debug/rendering_stats.h"

namespace cc {

MainThreadRenderingStats::MainThreadRenderingStats()
    : frame_count(0),
      painted_pixel_count(0),
      recorded_pixel_count(0) {}

scoped_refptr<base::debug::ConvertableToTraceFormat>
MainThreadRenderingStats::AsTraceableData() const {
  scoped_ptr<base::DictionaryValue> record_data(new base::DictionaryValue());
  record_data->SetInteger("frame_count", frame_count);
  record_data->SetDouble("paint_time", paint_time.InSecondsF());
  record_data->SetInteger("painted_pixel_count", painted_pixel_count);
  record_data->SetDouble("record_time", record_time.InSecondsF());
  record_data->SetInteger("recorded_pixel_count", recorded_pixel_count);
  return TracedValue::FromValue(record_data.release());
}

void MainThreadRenderingStats::Add(const MainThreadRenderingStats& other) {
  frame_count += other.frame_count;
  paint_time += other.paint_time;
  painted_pixel_count += other.painted_pixel_count;
  record_time += other.record_time;
  recorded_pixel_count += other.recorded_pixel_count;
}

ImplThreadRenderingStats::ImplThreadRenderingStats()
    : frame_count(0),
      rasterized_pixel_count(0),
      visible_content_area(0),
      approximated_visible_content_area(0) {
}

scoped_refptr<base::debug::ConvertableToTraceFormat>
ImplThreadRenderingStats::AsTraceableData() const {
  scoped_ptr<base::DictionaryValue> record_data(new base::DictionaryValue());
  record_data->SetInteger("frame_count", frame_count);
  record_data->SetDouble("rasterize_time", rasterize_time.InSecondsF());
  record_data->SetInteger("rasterized_pixel_count", rasterized_pixel_count);
  record_data->SetInteger("visible_content_area", visible_content_area);
  record_data->SetInteger("approximated_visible_content_area",
                          approximated_visible_content_area);
  return TracedValue::FromValue(record_data.release());
}

void ImplThreadRenderingStats::Add(const ImplThreadRenderingStats& other) {
  frame_count += other.frame_count;
  rasterize_time += other.rasterize_time;
  analysis_time += other.analysis_time;
  rasterized_pixel_count += other.rasterized_pixel_count;
  visible_content_area += other.visible_content_area;
  approximated_visible_content_area += other.approximated_visible_content_area;
}

void RenderingStats::Add(const RenderingStats& other) {
  main_stats.Add(other.main_stats);
  impl_stats.Add(other.impl_stats);
}

}  // namespace cc