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->elastic_overscroll()->Current(active_tree->IsActiveTree()),
 117         active_tree->overscroll_elasticity_layer(), max_texture_size,
 118         host_impl->settings().can_use_lcd_text,
 119         host_impl->settings().layers_always_allowed_lcd_text,
 120         can_render_to_separate_surface,
 121         host_impl->settings().layer_transforms_should_scale_layer_contents,
 122         verify_property_trees, &update_list, 0, &property_trees);
 123     LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 124   }
 125 };
 126
 127 class BspTreePerfTest : public CalcDrawPropsTest {
 128  public:
 129   BspTreePerfTest() : num_duplicates_(1) {}
 130   void RunSortLayers() { RunTest(false, false); }
 131
 132   void SetNumberOfDuplicates(int num_duplicates) {
 133     num_duplicates_ = num_duplicates;
 134   }
 135
 136   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 137
 138   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
 139     LayerTreeImpl* active_tree = host_impl->active_tree();
 140     // First build the tree and then we'll start running tests on layersorter
 141     // itself
 142     bool can_render_to_separate_surface = true;
 143     int max_texture_size = 8096;
 144     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 145                              max_texture_size,
 146                              active_tree,
 147                              host_impl);
 148
 149     LayerImplList base_list;
 150     BuildLayerImplList(active_tree->root_layer(), &base_list);
 151
 152     int polygon_counter = 0;
 153     ScopedPtrVector<DrawPolygon> polygon_list;
 154     for (LayerImplList::iterator it = base_list.begin(); it != base_list.end();
 155          ++it) {
 156       DrawPolygon* draw_polygon =
 157           new DrawPolygon(NULL, gfx::RectF((*it)->bounds()),
 158                           (*it)->draw_transform(), polygon_counter++);
 159       polygon_list.push_back(scoped_ptr<DrawPolygon>(draw_polygon));
 160     }
 161
 162     timer_.Reset();
 163     do {
 164       ScopedPtrDeque<DrawPolygon> test_list;
 165       for (int i = 0; i < num_duplicates_; i++) {
 166         for (size_t i = 0; i < polygon_list.size(); i++) {
 167           test_list.push_back(polygon_list[i]->CreateCopy());
 168         }
 169       }
 170       BspTree bsp_tree(&test_list);
 171       timer_.NextLap();
 172     } while (!timer_.HasTimeLimitExpired());
 173
 174     EndTest();
 175   }
 176
 177   void BuildLayerImplList(LayerImpl* layer, LayerImplList* list) {
 178     if (layer->Is3dSorted()) {
 179       list->push_back(layer);
 180     }
 181
 182     for (size_t i = 0; i < layer->children().size(); i++) {
 183       BuildLayerImplList(layer->children()[i], list);
 184     }
 185   }
 186
 187  private:
 188   LayerImplList base_list_;
 189   int num_duplicates_;
 190 };
 191
 192 TEST_F(CalcDrawPropsTest, TenTen) {
 193   SetTestName("10_10");
 194   ReadTestFile("10_10_layer_tree");
 195   RunCalcDrawProps();
 196 }
 197
 198 TEST_F(CalcDrawPropsTest, HeavyPage) {
 199   SetTestName("heavy_page");
 200   ReadTestFile("heavy_layer_tree");
 201   RunCalcDrawProps();
 202 }
 203
 204 TEST_F(CalcDrawPropsTest, TouchRegionLight) {
 205   SetTestName("touch_region_light");
 206   ReadTestFile("touch_region_light");
 207   RunCalcDrawProps();
 208 }
 209
 210 TEST_F(CalcDrawPropsTest, TouchRegionHeavy) {
 211   SetTestName("touch_region_heavy");
 212   ReadTestFile("touch_region_heavy");
 213   RunCalcDrawProps();
 214 }
 215
 216 TEST_F(BspTreePerfTest, LayerSorterCubes) {
 217   SetTestName("layer_sort_cubes");
 218   ReadTestFile("layer_sort_cubes");
 219   RunSortLayers();
 220 }
 221
 222 TEST_F(BspTreePerfTest, LayerSorterRubik) {
 223   SetTestName("layer_sort_rubik");
 224   ReadTestFile("layer_sort_rubik");
 225   // TODO(vollick): Remove verify_property_trees setting after
 226   // crbug.com/444219 is fixed.
 227   bool old_verify_property_trees = verify_property_trees();
 228   set_verify_property_trees(false);
 229   RunSortLayers();
 230   set_verify_property_trees(old_verify_property_trees);
 231 }
 232
 233 TEST_F(BspTreePerfTest, BspTreeCubes) {
 234   SetTestName("bsp_tree_cubes");
 235   SetNumberOfDuplicates(1);
 236   ReadTestFile("layer_sort_cubes");
 237   RunSortLayers();
 238 }
 239
 240 TEST_F(BspTreePerfTest, BspTreeRubik) {
 241   SetTestName("bsp_tree_rubik");
 242   SetNumberOfDuplicates(1);
 243   ReadTestFile("layer_sort_rubik");
 244   // TODO(vollick): Remove verify_property_trees setting after
 245   // crbug.com/444219 is fixed.
 246   bool old_verify_property_trees = verify_property_trees();
 247   set_verify_property_trees(false);
 248   RunSortLayers();
 249   set_verify_property_trees(old_verify_property_trees);
 250 }
 251
 252 TEST_F(BspTreePerfTest, BspTreeCubes_2) {
 253   SetTestName("bsp_tree_cubes_2");
 254   SetNumberOfDuplicates(2);
 255   ReadTestFile("layer_sort_cubes");
 256   RunSortLayers();
 257 }
 258
 259 TEST_F(BspTreePerfTest, BspTreeCubes_4) {
 260   SetTestName("bsp_tree_cubes_4");
 261   SetNumberOfDuplicates(4);
 262   ReadTestFile("layer_sort_cubes");
 263   RunSortLayers();
 264 }
 265
 266 }  // namespace
 267 }  // namespace cc