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// 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/benchmarks/rasterize_and_record_benchmark.h"
#include <stddef.h>
#include <algorithm>
#include <limits>
#include <memory>
#include <string>
#include "base/bind.h"
#include "base/memory/ptr_util.h"
#include "base/values.h"
#include "cc/benchmarks/rasterize_and_record_benchmark_impl.h"
#include "cc/layers/content_layer_client.h"
#include "cc/layers/layer.h"
#include "cc/layers/picture_layer.h"
#include "cc/layers/recording_source.h"
#include "cc/paint/display_item_list.h"
#include "cc/trees/layer_tree_host.h"
#include "ui/gfx/geometry/rect.h"
namespace cc {
namespace {
const int kDefaultRecordRepeatCount = 100;
} // namespace
RasterizeAndRecordBenchmark::RasterizeAndRecordBenchmark(
std::unique_ptr<base::Value> value,
MicroBenchmark::DoneCallback callback)
: MicroBenchmark(std::move(callback)),
record_repeat_count_(kDefaultRecordRepeatCount),
settings_(std::move(value)),
main_thread_benchmark_done_(false),
layer_tree_host_(nullptr) {
base::DictionaryValue* settings = nullptr;
settings_->GetAsDictionary(&settings);
if (!settings)
return;
if (settings->HasKey("record_repeat_count"))
settings->GetInteger("record_repeat_count", &record_repeat_count_);
}
RasterizeAndRecordBenchmark::~RasterizeAndRecordBenchmark() {
weak_ptr_factory_.InvalidateWeakPtrs();
}
void RasterizeAndRecordBenchmark::DidUpdateLayers(
LayerTreeHost* layer_tree_host) {
// It is possible that this will be called before NotifyDone is called, in the
// event that a BeginMainFrame was scheduled before NotifyDone for example.
// This check prevents the benchmark from being run a second time redundantly.
if (main_thread_benchmark_done_)
return;
layer_tree_host_ = layer_tree_host;
for (auto* layer : *layer_tree_host)
layer->RunMicroBenchmark(this);
PaintBenchmarkResult paint_benchmark_result;
layer_tree_host->client()->RunPaintBenchmark(record_repeat_count_,
paint_benchmark_result);
DCHECK(!results_.get());
results_ = base::WrapUnique(new base::DictionaryValue);
results_->SetInteger("pixels_recorded", record_results_.pixels_recorded);
results_->SetInteger("paint_op_memory_usage",
static_cast<int>(record_results_.paint_op_memory_usage));
results_->SetInteger("paint_op_count",
static_cast<int>(record_results_.paint_op_count));
results_->SetDouble("record_time_ms", paint_benchmark_result.record_time_ms);
results_->SetDouble("record_time_caching_disabled_ms",
paint_benchmark_result.record_time_caching_disabled_ms);
results_->SetDouble(
"record_time_subsequence_caching_disabled_ms",
paint_benchmark_result.record_time_subsequence_caching_disabled_ms);
results_->SetDouble(
"record_time_partial_invalidation_ms",
paint_benchmark_result.record_time_partial_invalidation_ms);
results_->SetDouble("record_time_small_invalidation_ms",
paint_benchmark_result.record_time_small_invalidation_ms);
results_->SetDouble(
"raster_invalidation_and_convert_time_ms",
paint_benchmark_result.raster_invalidation_and_convert_time_ms);
results_->SetDouble(
"paint_artifact_compositor_update_time_ms",
paint_benchmark_result.paint_artifact_compositor_update_time_ms);
results_->SetInteger(
"painter_memory_usage",
static_cast<int>(paint_benchmark_result.painter_memory_usage));
main_thread_benchmark_done_ = true;
}
void RasterizeAndRecordBenchmark::RecordRasterResults(
std::unique_ptr<base::Value> results_value) {
DCHECK(main_thread_benchmark_done_);
base::DictionaryValue* results = nullptr;
results_value->GetAsDictionary(&results);
DCHECK(results);
results_->MergeDictionary(results);
NotifyDone(std::move(results_));
}
std::unique_ptr<MicroBenchmarkImpl>
RasterizeAndRecordBenchmark::CreateBenchmarkImpl(
scoped_refptr<base::SingleThreadTaskRunner> origin_task_runner) {
return base::WrapUnique(new RasterizeAndRecordBenchmarkImpl(
origin_task_runner, settings_.get(),
base::BindOnce(&RasterizeAndRecordBenchmark::RecordRasterResults,
weak_ptr_factory_.GetWeakPtr())));
}
void RasterizeAndRecordBenchmark::RunOnLayer(PictureLayer* layer) {
DCHECK(layer_tree_host_);
if (!layer->DrawsContent())
return;
ContentLayerClient* painter = layer->client();
scoped_refptr<DisplayItemList> display_list =
painter->PaintContentsToDisplayList();
record_results_.paint_op_memory_usage += display_list->BytesUsed();
record_results_.paint_op_count += display_list->TotalOpCount();
record_results_.pixels_recorded +=
painter->PaintableRegion().width() * painter->PaintableRegion().height();
}
} // namespace cc
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