1// Copyright 2013 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#include "cc/layers/layer.h" 6 7#include "cc/debug/lap_timer.h" 8#include "cc/resources/layer_painter.h" 9#include "cc/test/fake_impl_proxy.h" 10#include "cc/test/fake_layer_tree_host.h" 11#include "cc/test/fake_layer_tree_host_client.h" 12#include "cc/test/fake_layer_tree_host_impl.h" 13 14#include "testing/gtest/include/gtest/gtest.h" 15#include "testing/perf/perf_test.h" 16 17namespace cc { 18namespace { 19 20static const int kTimeLimitMillis = 3000; 21static const int kWarmupRuns = 5; 22static const int kTimeCheckInterval = 10; 23 24class MockLayerPainter : public LayerPainter { 25 public: 26 virtual void Paint(SkCanvas* canvas, const gfx::Rect& content_rect) OVERRIDE { 27 } 28}; 29 30 31class LayerPerfTest : public testing::Test { 32 public: 33 LayerPerfTest() 34 : host_impl_(&proxy_, &shared_bitmap_manager_), 35 fake_client_(FakeLayerTreeHostClient::DIRECT_3D), 36 timer_(kWarmupRuns, 37 base::TimeDelta::FromMilliseconds(kTimeLimitMillis), 38 kTimeCheckInterval) {} 39 40 protected: 41 virtual void SetUp() OVERRIDE { 42 layer_tree_host_ = FakeLayerTreeHost::Create(&fake_client_); 43 layer_tree_host_->InitializeSingleThreaded( 44 &fake_client_, base::MessageLoopProxy::current()); 45 } 46 47 virtual void TearDown() OVERRIDE { 48 layer_tree_host_->SetRootLayer(NULL); 49 layer_tree_host_.reset(); 50 } 51 52 FakeImplProxy proxy_; 53 TestSharedBitmapManager shared_bitmap_manager_; 54 FakeLayerTreeHostImpl host_impl_; 55 56 FakeLayerTreeHostClient fake_client_; 57 scoped_ptr<FakeLayerTreeHost> layer_tree_host_; 58 LapTimer timer_; 59}; 60 61TEST_F(LayerPerfTest, PushPropertiesTo) { 62 scoped_refptr<Layer> test_layer = Layer::Create(); 63 scoped_ptr<LayerImpl> impl_layer = 64 LayerImpl::Create(host_impl_.active_tree(), 1); 65 66 layer_tree_host_->SetRootLayer(test_layer); 67 68 float transform_origin_z = 0; 69 bool scrollable = true; 70 bool contents_opaque = true; 71 bool double_sided = true; 72 bool hide_layer_and_subtree = true; 73 bool masks_to_bounds = true; 74 75 // Properties changed. 76 timer_.Reset(); 77 do { 78 test_layer->SetNeedsDisplayRect(gfx::RectF(0.f, 0.f, 5.f, 5.f)); 79 test_layer->SetTransformOrigin(gfx::Point3F(0.f, 0.f, transform_origin_z)); 80 test_layer->SetContentsOpaque(contents_opaque); 81 test_layer->SetDoubleSided(double_sided); 82 test_layer->SetHideLayerAndSubtree(hide_layer_and_subtree); 83 test_layer->SetMasksToBounds(masks_to_bounds); 84 test_layer->SetScrollClipLayerId(scrollable ? test_layer->id() 85 : Layer::INVALID_ID); 86 test_layer->PushPropertiesTo(impl_layer.get()); 87 88 transform_origin_z += 0.01f; 89 scrollable = !scrollable; 90 contents_opaque = !contents_opaque; 91 double_sided = !double_sided; 92 hide_layer_and_subtree = !hide_layer_and_subtree; 93 masks_to_bounds = !masks_to_bounds; 94 95 timer_.NextLap(); 96 } while (!timer_.HasTimeLimitExpired()); 97 98 perf_test::PrintResult("push_properties_to", 99 "", 100 "props_changed", 101 timer_.LapsPerSecond(), 102 "runs/s", 103 true); 104 105 // Properties didn't change. 106 timer_.Reset(); 107 do { 108 test_layer->PushPropertiesTo(impl_layer.get()); 109 timer_.NextLap(); 110 } while (!timer_.HasTimeLimitExpired()); 111 112 perf_test::PrintResult("push_properties_to", 113 "", 114 "props_didnt_change", 115 timer_.LapsPerSecond(), 116 "runs/s", 117 true); 118} 119 120 121} // namespace 122} // namespace cc 123