cc: Added raster source.

cc/debug/rasterize_and_record_benchmark_impl.cc

 // Copyright 2013 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 "cc/debug/rasterize_and_record_benchmark_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
 #include "base/values.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/layers/picture_layer_impl.h"
 #include "cc/resources/raster_worker_pool.h"
 #include "cc/trees/layer_tree_host_common.h"
 #include "cc/trees/layer_tree_host_impl.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace cc {
 
 namespace {
 
 const int kDefaultRasterizeRepeatCount = 100;
 
 class BenchmarkRasterTask : public Task {
  public:
-  BenchmarkRasterTask(PicturePileImpl* picture_pile,
+  BenchmarkRasterTask(RasterSource* raster_source,
                       const gfx::Rect& content_rect,
                       float contents_scale,
                       size_t repeat_count)
-      : picture_pile_(picture_pile),
+      : raster_source_(raster_source),
         content_rect_(content_rect),
         contents_scale_(contents_scale),
         repeat_count_(repeat_count),
         is_solid_color_(false),
         best_time_(base::TimeDelta::Max()) {}
 
   // Overridden from Task:
   void RunOnWorkerThread() override {
     // Parameters for LapTimer.
     const int kTimeLimitMillis = 1;
     const int kWarmupRuns = 0;
     const int kTimeCheckInterval = 1;
 
     for (size_t i = 0; i < repeat_count_; ++i) {
       // Run for a minimum amount of time to avoid problems with timer
       // quantization when the layer is very small.
       LapTimer timer(kWarmupRuns,
                      base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
                      kTimeCheckInterval);
       do {
         SkBitmap bitmap;
         bitmap.allocPixels(SkImageInfo::MakeN32Premul(content_rect_.width(),
                                                       content_rect_.height()));
         SkCanvas canvas(bitmap);
-        PicturePileImpl::Analysis analysis;
+        RasterSource::SolidColorAnalysis analysis;
 
-        picture_pile_->AnalyzeInRect(
+        raster_source_->PerformSolidColorAnalysis(
             content_rect_, contents_scale_, &analysis, nullptr);
-        picture_pile_->RasterToBitmap(
+        raster_source_->PlaybackToCanvas(
             &canvas, content_rect_, contents_scale_, nullptr);
 
         is_solid_color_ = analysis.is_solid_color;
 
         timer.NextLap();
       } while (!timer.HasTimeLimitExpired());
       base::TimeDelta duration =
           base::TimeDelta::FromMillisecondsD(timer.MsPerLap());
       if (duration < best_time_)
         best_time_ = duration;
     }
   }
 
   bool IsSolidColor() const { return is_solid_color_; }
   base::TimeDelta GetBestTime() const { return best_time_; }
 
  private:
   ~BenchmarkRasterTask() override {}
 
-  PicturePileImpl* picture_pile_;
+  RasterSource* raster_source_;
   gfx::Rect content_rect_;
   float contents_scale_;
   size_t repeat_count_;
   bool is_solid_color_;
   base::TimeDelta best_time_;
 };
 
 class FixedInvalidationPictureLayerTilingClient
     : public PictureLayerTilingClient {
  public:
   FixedInvalidationPictureLayerTilingClient(
       PictureLayerTilingClient* base_client,
       const Region invalidation)
       : base_client_(base_client), invalidation_(invalidation) {}
 
   scoped_refptr<Tile> CreateTile(PictureLayerTiling* tiling,
                                  const gfx::Rect& content_rect) override {
     return base_client_->CreateTile(tiling, content_rect);
   }
 
-  PicturePileImpl* GetPile() override { return base_client_->GetPile(); }
+  RasterSource* GetRasterSource() override {
+    return base_client_->GetRasterSource();
+  }
 
   gfx::Size CalculateTileSize(const gfx::Size& content_bounds) const override {
     return base_client_->CalculateTileSize(content_bounds);
   }
 
   // This is the only function that returns something different from the base
   // client. Avoids sharing tiles in this area.
   const Region* GetPendingInvalidation() override { return &invalidation_; }
 
   const PictureLayerTiling* GetPendingOrActiveTwinTiling(
@@ skipping 102 matching lines @@
 
   PictureLayerTiling* tiling =
       tiling_set.AddTiling(layer->contents_scale_x(), layer->bounds());
   tiling->CreateAllTilesForTesting();
   for (PictureLayerTiling::CoverageIterator it(
            tiling, layer->contents_scale_x(), layer->visible_content_rect());
        it;
        ++it) {
     DCHECK(*it);
 
-    PicturePileImpl* picture_pile = (*it)->picture_pile();
+    RasterSource* raster_source = (*it)->raster_source();
     gfx::Rect content_rect = (*it)->content_rect();
     float contents_scale = (*it)->contents_scale();
 
     scoped_refptr<BenchmarkRasterTask> benchmark_raster_task(
-        new BenchmarkRasterTask(picture_pile,
+        new BenchmarkRasterTask(raster_source,
                                 content_rect,
                                 contents_scale,
                                 rasterize_repeat_count_));
 
     TaskGraph graph;
 
     graph.nodes.push_back(
         TaskGraph::Node(benchmark_raster_task.get(),
                         RasterWorkerPool::kBenchmarkRasterTaskPriority,
                         0u));
@@ skipping 27 matching lines @@
       pixels_rasterized_with_non_solid_color(0),
       pixels_rasterized_as_opaque(0),
       total_layers(0),
       total_picture_layers(0),
       total_picture_layers_with_no_content(0),
       total_picture_layers_off_screen(0) {}
 
 RasterizeAndRecordBenchmarkImpl::RasterizeResults::~RasterizeResults() {}
 
 }  // namespace cc