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_sorter.h"
  29 #include "cc/trees/layer_tree_impl.h"
  30 #include "testing/perf/perf_test.h"
  31
  32 namespace cc {
  33 namespace {
  34
  35 static const int kTimeLimitMillis = 2000;
  36 static const int kWarmupRuns = 5;
  37 static const int kTimeCheckInterval = 10;
  38
  39 class LayerTreeHostCommonPerfTest : public LayerTreeTest {
  40  public:
  41   LayerTreeHostCommonPerfTest()
  42       : timer_(kWarmupRuns,
  43                base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
  44                kTimeCheckInterval) {}
  45
  46   void ReadTestFile(const std::string& name) {
  47     base::FilePath test_data_dir;
  48     ASSERT_TRUE(PathService::Get(CCPaths::DIR_TEST_DATA, &test_data_dir));
  49     base::FilePath json_file = test_data_dir.AppendASCII(name + ".json");
  50     ASSERT_TRUE(base::ReadFileToString(json_file, &json_));
  51   }
  52
  53   void SetupTree() override {
  54     gfx::Size viewport = gfx::Size(720, 1038);
  55     layer_tree_host()->SetViewportSize(viewport);
  56     scoped_refptr<Layer> root =
  57         ParseTreeFromJson(json_, &content_layer_client_);
  58     ASSERT_TRUE(root.get());
  59     layer_tree_host()->SetRootLayer(root);
  60   }
  61
  62   void SetTestName(const std::string& name) { test_name_ = name; }
  63
  64   void AfterTest() override {
  65     CHECK(!test_name_.empty()) << "Must SetTestName() before TearDown().";
  66     perf_test::PrintResult("calc_draw_props_time",
  67                            "",
  68                            test_name_,
  69                            1000 * timer_.MsPerLap(),
  70                            "us",
  71                            true);
  72   }
  73
  74  protected:
  75   FakeContentLayerClient content_layer_client_;
  76   LapTimer timer_;
  77   std::string test_name_;
  78   std::string json_;
  79 };
  80
  81 class CalcDrawPropsMainTest : public LayerTreeHostCommonPerfTest {
  82  public:
  83   void RunCalcDrawProps() {
  84     RunTest(false, false, false);
  85   }
  86
  87   void BeginTest() override {
  88     timer_.Reset();
  89
  90     do {
  91       bool can_render_to_separate_surface = true;
  92       int max_texture_size = 8096;
  93       RenderSurfaceLayerList update_list;
  94       LayerTreeHostCommon::CalcDrawPropsMainInputs inputs(
  95           layer_tree_host()->root_layer(),
  96           layer_tree_host()->device_viewport_size(), gfx::Transform(),
  97           layer_tree_host()->device_scale_factor(),
  98           layer_tree_host()->page_scale_factor(),
  99           layer_tree_host()->page_scale_layer(), max_texture_size,
 100           layer_tree_host()->settings().can_use_lcd_text,
 101           layer_tree_host()->settings().layers_always_allowed_lcd_text,
 102           can_render_to_separate_surface,
 103           layer_tree_host()
 104               ->settings()
 105               .layer_transforms_should_scale_layer_contents,
 106           &update_list, 0);
 107       LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 108
 109       timer_.NextLap();
 110     } while (!timer_.HasTimeLimitExpired());
 111
 112     EndTest();
 113   }
 114 };
 115
 116 class CalcDrawPropsImplTest : public LayerTreeHostCommonPerfTest {
 117  public:
 118   void RunCalcDrawProps() {
 119     RunTestWithImplSidePainting();
 120   }
 121
 122   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 123
 124   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
 125     timer_.Reset();
 126     LayerTreeImpl* active_tree = host_impl->active_tree();
 127
 128     do {
 129       bool can_render_to_separate_surface = true;
 130       int max_texture_size = 8096;
 131       DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 132                                max_texture_size,
 133                                active_tree,
 134                                host_impl);
 135
 136       timer_.NextLap();
 137     } while (!timer_.HasTimeLimitExpired());
 138
 139     EndTest();
 140   }
 141
 142   void DoCalcDrawPropertiesImpl(bool can_render_to_separate_surface,
 143                                 int max_texture_size,
 144                                 LayerTreeImpl* active_tree,
 145                                 LayerTreeHostImpl* host_impl) {
 146     LayerImplList update_list;
 147     LayerTreeHostCommon::CalcDrawPropsImplInputs inputs(
 148         active_tree->root_layer(), active_tree->DrawViewportSize(),
 149         host_impl->DrawTransform(), active_tree->device_scale_factor(),
 150         active_tree->total_page_scale_factor(),
 151         active_tree->InnerViewportContainerLayer(), max_texture_size,
 152         host_impl->settings().can_use_lcd_text,
 153         host_impl->settings().layers_always_allowed_lcd_text,
 154         can_render_to_separate_surface,
 155         host_impl->settings().layer_transforms_should_scale_layer_contents,
 156         &update_list, 0);
 157     LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 158   }
 159 };
 160
 161 class LayerSorterMainTest : public CalcDrawPropsImplTest {
 162  public:
 163   void RunSortLayers() { RunTest(false, false, false); }
 164
 165   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 166
 167   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
 168     LayerTreeImpl* active_tree = host_impl->active_tree();
 169     // First build the tree and then we'll start running tests on layersorter
 170     // itself
 171     bool can_render_to_separate_surface = true;
 172     int max_texture_size = 8096;
 173     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 174                              max_texture_size,
 175                              active_tree,
 176                              host_impl);
 177
 178     // Behaviour of this test is different from that of sorting in practice.
 179     // In this case, all layers that exist in any 3D context are put into a list
 180     // and are sorted as one big 3D context instead of several smaller ones.
 181     BuildLayerImplList(active_tree->root_layer(), &base_list_);
 182     timer_.Reset();
 183     do {
 184       // Here we'll move the layers into a LayerImpl list of their own to be
 185       // sorted so we don't have a sorted list for every run after the first
 186       LayerImplList test_list = base_list_;
 187       layer_sorter_.Sort(test_list.begin(), test_list.end());
 188       timer_.NextLap();
 189     } while (!timer_.HasTimeLimitExpired());
 190
 191     EndTest();
 192   }
 193
 194   void BuildLayerImplList(LayerImpl* layer, LayerImplList* list) {
 195     if (layer->Is3dSorted()) {
 196       list->push_back(layer);
 197     }
 198
 199     for (size_t i = 0; i < layer->children().size(); i++) {
 200       BuildLayerImplList(layer->children()[i], list);
 201     }
 202   }
 203
 204  private:
 205   LayerImplList base_list_;
 206   LayerSorter layer_sorter_;
 207 };
 208
 209 class BspTreePerfTest : public LayerSorterMainTest {
 210  public:
 211   void RunSortLayers() { RunTest(false, false, false); }
 212
 213   void SetNumberOfDuplicates(int num_duplicates) {
 214     num_duplicates_ = num_duplicates;
 215   }
 216
 217   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 218
 219   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
 220     LayerTreeImpl* active_tree = host_impl->active_tree();
 221     // First build the tree and then we'll start running tests on layersorter
 222     // itself
 223     bool can_render_to_separate_surface = true;
 224     int max_texture_size = 8096;
 225     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 226                              max_texture_size,
 227                              active_tree,
 228                              host_impl);
 229
 230     LayerImplList base_list;
 231     BuildLayerImplList(active_tree->root_layer(), &base_list);
 232
 233     int polygon_counter = 0;
 234     ScopedPtrVector<DrawPolygon> polygon_list;
 235     for (LayerImplList::iterator it = base_list.begin(); it != base_list.end();
 236          ++it) {
 237       DrawPolygon* draw_polygon =
 238           new DrawPolygon(NULL,
 239                           gfx::RectF((*it)->content_bounds()),
 240                           (*it)->draw_transform(),
 241                           polygon_counter++);
 242       polygon_list.push_back(scoped_ptr<DrawPolygon>(draw_polygon));
 243     }
 244
 245     timer_.Reset();
 246     do {
 247       ScopedPtrDeque<DrawPolygon> test_list;
 248       for (int i = 0; i < num_duplicates_; i++) {
 249         for (size_t i = 0; i < polygon_list.size(); i++) {
 250           test_list.push_back(polygon_list[i]->CreateCopy());
 251         }
 252       }
 253       BspTree bsp_tree(&test_list);
 254       timer_.NextLap();
 255     } while (!timer_.HasTimeLimitExpired());
 256
 257     EndTest();
 258   }
 259
 260  private:
 261   int num_duplicates_;
 262 };
 263
 264 TEST_F(CalcDrawPropsMainTest, TenTen) {
 265   SetTestName("10_10_main_thread");
 266   ReadTestFile("10_10_layer_tree");
 267   RunCalcDrawProps();
 268 }
 269
 270 TEST_F(CalcDrawPropsMainTest, HeavyPage) {
 271   SetTestName("heavy_page_main_thread");
 272   ReadTestFile("heavy_layer_tree");
 273   RunCalcDrawProps();
 274 }
 275
 276 TEST_F(CalcDrawPropsMainTest, TouchRegionLight) {
 277   SetTestName("touch_region_light_main_thread");
 278   ReadTestFile("touch_region_light");
 279   RunCalcDrawProps();
 280 }
 281
 282 TEST_F(CalcDrawPropsMainTest, TouchRegionHeavy) {
 283   SetTestName("touch_region_heavy_main_thread");
 284   ReadTestFile("touch_region_heavy");
 285   RunCalcDrawProps();
 286 }
 287
 288 TEST_F(CalcDrawPropsImplTest, TenTen) {
 289   SetTestName("10_10");
 290   ReadTestFile("10_10_layer_tree");
 291   RunCalcDrawProps();
 292 }
 293
 294 TEST_F(CalcDrawPropsImplTest, HeavyPage) {
 295   SetTestName("heavy_page");
 296   ReadTestFile("heavy_layer_tree");
 297   RunCalcDrawProps();
 298 }
 299
 300 TEST_F(CalcDrawPropsImplTest, TouchRegionLight) {
 301   SetTestName("touch_region_light");
 302   ReadTestFile("touch_region_light");
 303   RunCalcDrawProps();
 304 }
 305
 306 TEST_F(CalcDrawPropsImplTest, TouchRegionHeavy) {
 307   SetTestName("touch_region_heavy");
 308   ReadTestFile("touch_region_heavy");
 309   RunCalcDrawProps();
 310 }
 311
 312 TEST_F(LayerSorterMainTest, LayerSorterCubes) {
 313   SetTestName("layer_sort_cubes");
 314   ReadTestFile("layer_sort_cubes");
 315   RunSortLayers();
 316 }
 317
 318 TEST_F(LayerSorterMainTest, LayerSorterRubik) {
 319   SetTestName("layer_sort_rubik");
 320   ReadTestFile("layer_sort_rubik");
 321   RunSortLayers();
 322 }
 323
 324 TEST_F(BspTreePerfTest, BspTreeCubes) {
 325   SetTestName("bsp_tree_cubes");
 326   SetNumberOfDuplicates(1);
 327   ReadTestFile("layer_sort_cubes");
 328   RunSortLayers();
 329 }
 330
 331 TEST_F(BspTreePerfTest, BspTreeRubik) {
 332   SetTestName("bsp_tree_rubik");
 333   SetNumberOfDuplicates(1);
 334   ReadTestFile("layer_sort_rubik");
 335   RunSortLayers();
 336 }
 337
 338 TEST_F(BspTreePerfTest, BspTreeCubes_2) {
 339   SetTestName("bsp_tree_cubes_2");
 340   SetNumberOfDuplicates(2);
 341   ReadTestFile("layer_sort_cubes");
 342   RunSortLayers();
 343 }
 344
 345 TEST_F(BspTreePerfTest, BspTreeCubes_4) {
 346   SetTestName("bsp_tree_cubes_4");
 347   SetNumberOfDuplicates(4);
 348   ReadTestFile("layer_sort_cubes");
 349   RunSortLayers();
 350 }
 351
 352 }  // namespace
 353 }  // namespace cc