cc/trees/layer_tree_host_common_perftest.cc

   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/trees/layer_tree_host_common.h"
   6
   7 #include <sstream>
   8
   9 #include "base/files/file_path.h"
  10 #include "base/files/file_util.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/path_service.h"
  13 #include "base/strings/string_piece.h"
  14 #include "base/threading/thread.h"
  15 #include "base/time/time.h"
  16 #include "cc/base/scoped_ptr_deque.h"
  17 #include "cc/base/scoped_ptr_vector.h"
  18 #include "cc/debug/lap_timer.h"
  19 #include "cc/layers/layer.h"
  20 #include "cc/output/bsp_tree.h"
  21 #include "cc/quads/draw_polygon.h"
  22 #include "cc/quads/draw_quad.h"
  23 #include "cc/test/fake_content_layer_client.h"
  24 #include "cc/test/fake_layer_tree_host_client.h"
  25 #include "cc/test/layer_tree_json_parser.h"
  26 #include "cc/test/layer_tree_test.h"
  27 #include "cc/test/paths.h"
  28 #include "cc/trees/layer_tree_impl.h"
  29 #include "testing/perf/perf_test.h"
  30
  31 namespace cc {
  32 namespace {
  33
  34 static const int kTimeLimitMillis = 2000;
  35 static const int kWarmupRuns = 5;
  36 static const int kTimeCheckInterval = 10;
  37
  38 class LayerTreeHostCommonPerfTest : public LayerTreeTest {
  39  public:
  40   LayerTreeHostCommonPerfTest()
  41       : timer_(kWarmupRuns,
  42                base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
  43                kTimeCheckInterval) {}
  44
  45   void ReadTestFile(const std::string& name) {
  46     base::FilePath test_data_dir;
  47     ASSERT_TRUE(PathService::Get(CCPaths::DIR_TEST_DATA, &test_data_dir));
  48     base::FilePath json_file = test_data_dir.AppendASCII(name + ".json");
  49     ASSERT_TRUE(base::ReadFileToString(json_file, &json_));
  50   }
  51
  52   void SetupTree() override {
  53     gfx::Size viewport = gfx::Size(720, 1038);
  54     layer_tree_host()->SetViewportSize(viewport);
  55     scoped_refptr<Layer> root =
  56         ParseTreeFromJson(json_, &content_layer_client_);
  57     ASSERT_TRUE(root.get());
  58     layer_tree_host()->SetRootLayer(root);
  59   }
  60
  61   void SetTestName(const std::string& name) { test_name_ = name; }
  62
  63   void AfterTest() override {
  64     CHECK(!test_name_.empty()) << "Must SetTestName() before TearDown().";
  65     perf_test::PrintResult("calc_draw_props_time",
  66                            "",
  67                            test_name_,
  68                            1000 * timer_.MsPerLap(),
  69                            "us",
  70                            true);
  71   }
  72
  73  protected:
  74   FakeContentLayerClient content_layer_client_;
  75   LapTimer timer_;
  76   std::string test_name_;
  77   std::string json_;
  78 };
  79
  80 class CalcDrawPropsTest : public LayerTreeHostCommonPerfTest {
  81  public:
  82   void RunCalcDrawProps() { RunTest(false, false); }
  83
  84   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
  85
  86   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
  87     timer_.Reset();
  88     LayerTreeImpl* active_tree = host_impl->active_tree();
  89
  90     do {
  91       bool can_render_to_separate_surface = true;
  92       int max_texture_size = 8096;
  93       DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
  94                                max_texture_size,
  95                                active_tree,
  96                                host_impl);
  97
  98       timer_.NextLap();
  99     } while (!timer_.HasTimeLimitExpired());
 100
 101     EndTest();
 102   }
 103
 104   void DoCalcDrawPropertiesImpl(bool can_render_to_separate_surface,
 105                                 int max_texture_size,
 106                                 LayerTreeImpl* active_tree,
 107                                 LayerTreeHostImpl* host_impl) {
 108     LayerImplList update_list;
 109     PropertyTrees property_trees;
 110     bool verify_property_trees = false;
 111     LayerTreeHostCommon::CalcDrawPropsImplInputs inputs(
 112         active_tree->root_layer(), active_tree->DrawViewportSize(),
 113         host_impl->DrawTransform(), active_tree->device_scale_factor(),
 114         active_tree->current_page_scale_factor(),
 115         active_tree->InnerViewportContainerLayer(),
 116         active_tree->InnerViewportScrollLayer(),
 117         active_tree->OuterViewportScrollLayer(),
 118         active_tree->elastic_overscroll()->Current(active_tree->IsActiveTree()),
 119         active_tree->OverscrollElasticityLayer(), max_texture_size,
 120         host_impl->settings().can_use_lcd_text,
 121         host_impl->settings().layers_always_allowed_lcd_text,
 122         can_render_to_separate_surface,
 123         host_impl->settings().layer_transforms_should_scale_layer_contents,
 124         verify_property_trees, &update_list, 0, &property_trees);
 125     LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 126   }
 127 };
 128
 129 class BspTreePerfTest : public CalcDrawPropsTest {
 130  public:
 131   BspTreePerfTest() : num_duplicates_(1) {}
 132   void RunSortLayers() { RunTest(false, false); }
 133
 134   void SetNumberOfDuplicates(int num_duplicates) {
 135     num_duplicates_ = num_duplicates;
 136   }
 137
 138   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 139
 140   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
 141     LayerTreeImpl* active_tree = host_impl->active_tree();
 142     // First build the tree and then we'll start running tests on layersorter
 143     // itself
 144     bool can_render_to_separate_surface = true;
 145     int max_texture_size = 8096;
 146     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 147                              max_texture_size,
 148                              active_tree,
 149                              host_impl);
 150
 151     LayerImplList base_list;
 152     BuildLayerImplList(active_tree->root_layer(), &base_list);
 153
 154     int polygon_counter = 0;
 155     ScopedPtrVector<DrawPolygon> polygon_list;
 156     for (LayerImplList::iterator it = base_list.begin(); it != base_list.end();
 157          ++it) {
 158       DrawPolygon* draw_polygon =
 159           new DrawPolygon(NULL, gfx::RectF((*it)->bounds()),
 160                           (*it)->draw_transform(), polygon_counter++);
 161       polygon_list.push_back(scoped_ptr<DrawPolygon>(draw_polygon));
 162     }
 163
 164     timer_.Reset();
 165     do {
 166       ScopedPtrDeque<DrawPolygon> test_list;
 167       for (int i = 0; i < num_duplicates_; i++) {
 168         for (size_t i = 0; i < polygon_list.size(); i++) {
 169           test_list.push_back(polygon_list[i]->CreateCopy());
 170         }
 171       }
 172       BspTree bsp_tree(&test_list);
 173       timer_.NextLap();
 174     } while (!timer_.HasTimeLimitExpired());
 175
 176     EndTest();
 177   }
 178
 179   void BuildLayerImplList(LayerImpl* layer, LayerImplList* list) {
 180     if (layer->Is3dSorted()) {
 181       list->push_back(layer);
 182     }
 183
 184     for (size_t i = 0; i < layer->children().size(); i++) {
 185       BuildLayerImplList(layer->children()[i], list);
 186     }
 187   }
 188
 189  private:
 190   LayerImplList base_list_;
 191   int num_duplicates_;
 192 };
 193
 194 TEST_F(CalcDrawPropsTest, TenTen) {
 195   SetTestName("10_10");
 196   ReadTestFile("10_10_layer_tree");
 197   RunCalcDrawProps();
 198 }
 199
 200 TEST_F(CalcDrawPropsTest, HeavyPage) {
 201   SetTestName("heavy_page");
 202   ReadTestFile("heavy_layer_tree");
 203   RunCalcDrawProps();
 204 }
 205
 206 TEST_F(CalcDrawPropsTest, TouchRegionLight) {
 207   SetTestName("touch_region_light");
 208   ReadTestFile("touch_region_light");
 209   RunCalcDrawProps();
 210 }
 211
 212 TEST_F(CalcDrawPropsTest, TouchRegionHeavy) {
 213   SetTestName("touch_region_heavy");
 214   ReadTestFile("touch_region_heavy");
 215   RunCalcDrawProps();
 216 }
 217
 218 TEST_F(BspTreePerfTest, LayerSorterCubes) {
 219   SetTestName("layer_sort_cubes");
 220   ReadTestFile("layer_sort_cubes");
 221   RunSortLayers();
 222 }
 223
 224 TEST_F(BspTreePerfTest, LayerSorterRubik) {
 225   SetTestName("layer_sort_rubik");
 226   ReadTestFile("layer_sort_rubik");
 227   // TODO(vollick): Remove verify_property_trees setting after
 228   // crbug.com/444219 is fixed.
 229   bool old_verify_property_trees = verify_property_trees();
 230   set_verify_property_trees(false);
 231   RunSortLayers();
 232   set_verify_property_trees(old_verify_property_trees);
 233 }
 234
 235 TEST_F(BspTreePerfTest, BspTreeCubes) {
 236   SetTestName("bsp_tree_cubes");
 237   SetNumberOfDuplicates(1);
 238   ReadTestFile("layer_sort_cubes");
 239   RunSortLayers();
 240 }
 241
 242 TEST_F(BspTreePerfTest, BspTreeRubik) {
 243   SetTestName("bsp_tree_rubik");
 244   SetNumberOfDuplicates(1);
 245   ReadTestFile("layer_sort_rubik");
 246   // TODO(vollick): Remove verify_property_trees setting after
 247   // crbug.com/444219 is fixed.
 248   bool old_verify_property_trees = verify_property_trees();
 249   set_verify_property_trees(false);
 250   RunSortLayers();
 251   set_verify_property_trees(old_verify_property_trees);
 252 }
 253
 254 TEST_F(BspTreePerfTest, BspTreeCubes_2) {
 255   SetTestName("bsp_tree_cubes_2");
 256   SetNumberOfDuplicates(2);
 257   ReadTestFile("layer_sort_cubes");
 258   RunSortLayers();
 259 }
 260
 261 TEST_F(BspTreePerfTest, BspTreeCubes_4) {
 262   SetTestName("bsp_tree_cubes_4");
 263   SetNumberOfDuplicates(4);
 264   ReadTestFile("layer_sort_cubes");
 265   RunSortLayers();
 266 }
 267
 268 }  // namespace
 269 }  // namespace cc