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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/tiles/tile_manager.h" | 5 #include "cc/tiles/tile_manager.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/bind.h" | 11 #include "base/bind.h" |
12 #include "base/json/json_writer.h" | 12 #include "base/json/json_writer.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/metrics/histogram.h" | 14 #include "base/metrics/histogram.h" |
15 #include "base/trace_event/trace_event_argument.h" | 15 #include "base/trace_event/trace_event_argument.h" |
| 16 #include "cc/base/histograms.h" |
16 #include "cc/debug/devtools_instrumentation.h" | 17 #include "cc/debug/devtools_instrumentation.h" |
17 #include "cc/debug/frame_viewer_instrumentation.h" | 18 #include "cc/debug/frame_viewer_instrumentation.h" |
18 #include "cc/debug/traced_value.h" | 19 #include "cc/debug/traced_value.h" |
19 #include "cc/layers/picture_layer_impl.h" | 20 #include "cc/layers/picture_layer_impl.h" |
20 #include "cc/raster/raster_buffer.h" | 21 #include "cc/raster/raster_buffer.h" |
21 #include "cc/raster/tile_task_runner.h" | 22 #include "cc/raster/tile_task_runner.h" |
22 #include "cc/tiles/tile.h" | 23 #include "cc/tiles/tile.h" |
23 #include "ui/gfx/geometry/rect_conversions.h" | 24 #include "ui/gfx/geometry/rect_conversions.h" |
24 | 25 |
25 namespace cc { | 26 namespace cc { |
26 namespace { | 27 namespace { |
27 | 28 |
28 // Flag to indicate whether we should try and detect that | 29 // Flag to indicate whether we should try and detect that |
29 // a tile is of solid color. | 30 // a tile is of solid color. |
30 const bool kUseColorEstimator = true; | 31 const bool kUseColorEstimator = true; |
31 | 32 |
| 33 DEFINE_SCOPED_UMA_HISTOGRAM_AREA_TIMER( |
| 34 ScopedRasterTaskTimer, |
| 35 "Compositing.RasterTask.RasterUs", |
| 36 "Compositing.RasterTask.RasterPixelsPerMs"); |
| 37 |
32 class RasterTaskImpl : public RasterTask { | 38 class RasterTaskImpl : public RasterTask { |
33 public: | 39 public: |
34 RasterTaskImpl( | 40 RasterTaskImpl( |
35 const Resource* resource, | 41 const Resource* resource, |
36 RasterSource* raster_source, | 42 RasterSource* raster_source, |
37 const gfx::Rect& content_rect, | 43 const gfx::Rect& content_rect, |
38 float contents_scale, | 44 float contents_scale, |
39 TileResolution tile_resolution, | 45 TileResolution tile_resolution, |
40 int layer_id, | 46 int layer_id, |
41 const void* tile_id, | 47 const void* tile_id, |
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96 | 102 |
97 raster_source->PerformSolidColorAnalysis(content_rect_, contents_scale_, | 103 raster_source->PerformSolidColorAnalysis(content_rect_, contents_scale_, |
98 &analysis_); | 104 &analysis_); |
99 // Clear the flag if we're not using the estimator. | 105 // Clear the flag if we're not using the estimator. |
100 analysis_.is_solid_color &= kUseColorEstimator; | 106 analysis_.is_solid_color &= kUseColorEstimator; |
101 } | 107 } |
102 | 108 |
103 void Raster(const RasterSource* raster_source) { | 109 void Raster(const RasterSource* raster_source) { |
104 frame_viewer_instrumentation::ScopedRasterTask raster_task( | 110 frame_viewer_instrumentation::ScopedRasterTask raster_task( |
105 tile_id_, tile_resolution_, source_frame_number_, layer_id_); | 111 tile_id_, tile_resolution_, source_frame_number_, layer_id_); |
| 112 ScopedRasterTaskTimer timer; |
| 113 timer.SetArea(content_rect_.size().GetArea()); |
106 | 114 |
107 DCHECK(raster_source); | 115 DCHECK(raster_source); |
108 | 116 |
109 raster_buffer_->Playback(raster_source_.get(), content_rect_, | 117 raster_buffer_->Playback(raster_source_.get(), content_rect_, |
110 contents_scale_); | 118 contents_scale_); |
111 } | 119 } |
112 | 120 |
113 RasterSource::SolidColorAnalysis analysis_; | 121 RasterSource::SolidColorAnalysis analysis_; |
114 scoped_refptr<RasterSource> raster_source_; | 122 scoped_refptr<RasterSource> raster_source_; |
115 gfx::Rect content_rect_; | 123 gfx::Rect content_rect_; |
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966 result -= other; | 974 result -= other; |
967 return result; | 975 return result; |
968 } | 976 } |
969 | 977 |
970 bool TileManager::MemoryUsage::Exceeds(const MemoryUsage& limit) const { | 978 bool TileManager::MemoryUsage::Exceeds(const MemoryUsage& limit) const { |
971 return memory_bytes_ > limit.memory_bytes_ || | 979 return memory_bytes_ > limit.memory_bytes_ || |
972 resource_count_ > limit.resource_count_; | 980 resource_count_ > limit.resource_count_; |
973 } | 981 } |
974 | 982 |
975 } // namespace cc | 983 } // namespace cc |
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