src/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/file_util.h"
  10 #include "base/files/file_path.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   virtual 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   virtual 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   virtual 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(),
  97           gfx::Transform(),
  98           layer_tree_host()->device_scale_factor(),
  99           layer_tree_host()->page_scale_factor(),
 100           layer_tree_host()->page_scale_layer(),
 101           max_texture_size,
 102           layer_tree_host()->settings().can_use_lcd_text,
 103           can_render_to_separate_surface,
 104           layer_tree_host()
 105               ->settings()
 106               .layer_transforms_should_scale_layer_contents,
 107           &update_list,
 108           0);
 109       LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 110
 111       timer_.NextLap();
 112     } while (!timer_.HasTimeLimitExpired());
 113
 114     EndTest();
 115   }
 116 };
 117
 118 class CalcDrawPropsImplTest : public LayerTreeHostCommonPerfTest {
 119  public:
 120   void RunCalcDrawProps() {
 121     RunTestWithImplSidePainting();
 122   }
 123
 124   virtual void BeginTest() OVERRIDE {
 125     PostSetNeedsCommitToMainThread();
 126   }
 127
 128   virtual void DrawLayersOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
 129     timer_.Reset();
 130     LayerTreeImpl* active_tree = host_impl->active_tree();
 131
 132     do {
 133       bool can_render_to_separate_surface = true;
 134       int max_texture_size = 8096;
 135       DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 136                                max_texture_size,
 137                                active_tree,
 138                                host_impl);
 139
 140       timer_.NextLap();
 141     } while (!timer_.HasTimeLimitExpired());
 142
 143     EndTest();
 144   }
 145
 146   void DoCalcDrawPropertiesImpl(bool can_render_to_separate_surface,
 147                                 int max_texture_size,
 148                                 LayerTreeImpl* active_tree,
 149                                 LayerTreeHostImpl* host_impl) {
 150     LayerImplList update_list;
 151     LayerTreeHostCommon::CalcDrawPropsImplInputs inputs(
 152         active_tree->root_layer(),
 153         active_tree->DrawViewportSize(),
 154         host_impl->DrawTransform(),
 155         active_tree->device_scale_factor(),
 156         active_tree->total_page_scale_factor(),
 157         active_tree->InnerViewportContainerLayer(),
 158         max_texture_size,
 159         host_impl->settings().can_use_lcd_text,
 160         can_render_to_separate_surface,
 161         host_impl->settings().layer_transforms_should_scale_layer_contents,
 162         &update_list,
 163         0);
 164     LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 165   }
 166 };
 167
 168 class LayerSorterMainTest : public CalcDrawPropsImplTest {
 169  public:
 170   void RunSortLayers() { RunTest(false, false, false); }
 171
 172   virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); }
 173
 174   virtual void DrawLayersOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
 175     LayerTreeImpl* active_tree = host_impl->active_tree();
 176     // First build the tree and then we'll start running tests on layersorter
 177     // itself
 178     bool can_render_to_separate_surface = true;
 179     int max_texture_size = 8096;
 180     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 181                              max_texture_size,
 182                              active_tree,
 183                              host_impl);
 184
 185     // Behaviour of this test is different from that of sorting in practice.
 186     // In this case, all layers that exist in any 3D context are put into a list
 187     // and are sorted as one big 3D context instead of several smaller ones.
 188     BuildLayerImplList(active_tree->root_layer(), &base_list_);
 189     timer_.Reset();
 190     do {
 191       // Here we'll move the layers into a LayerImpl list of their own to be
 192       // sorted so we don't have a sorted list for every run after the first
 193       LayerImplList test_list = base_list_;
 194       layer_sorter_.Sort(test_list.begin(), test_list.end());
 195       timer_.NextLap();
 196     } while (!timer_.HasTimeLimitExpired());
 197
 198     EndTest();
 199   }
 200
 201   void BuildLayerImplList(LayerImpl* layer, LayerImplList* list) {
 202     if (layer->Is3dSorted()) {
 203       list->push_back(layer);
 204     }
 205
 206     for (size_t i = 0; i < layer->children().size(); i++) {
 207       BuildLayerImplList(layer->children()[i], list);
 208     }
 209   }
 210
 211  private:
 212   LayerImplList base_list_;
 213   LayerSorter layer_sorter_;
 214 };
 215
 216 class BspTreePerfTest : public LayerSorterMainTest {
 217  public:
 218   void RunSortLayers() { RunTest(false, false, false); }
 219
 220   void SetNumberOfDuplicates(int num_duplicates) {
 221     num_duplicates_ = num_duplicates;
 222   }
 223
 224   virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); }
 225
 226   virtual void DrawLayersOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
 227     LayerTreeImpl* active_tree = host_impl->active_tree();
 228     // First build the tree and then we'll start running tests on layersorter
 229     // itself
 230     bool can_render_to_separate_surface = true;
 231     int max_texture_size = 8096;
 232     DoCalcDrawPropertiesImpl(can_render_to_separate_surface,
 233                              max_texture_size,
 234                              active_tree,
 235                              host_impl);
 236
 237     LayerImplList base_list;
 238     BuildLayerImplList(active_tree->root_layer(), &base_list);
 239
 240     int polygon_counter = 0;
 241     ScopedPtrVector<DrawPolygon> polygon_list;
 242     for (LayerImplList::iterator it = base_list.begin(); it != base_list.end();
 243          ++it) {
 244       DrawPolygon* draw_polygon =
 245           new DrawPolygon(NULL,
 246                           gfx::RectF((*it)->content_bounds()),
 247                           (*it)->draw_transform(),
 248                           polygon_counter++);
 249       polygon_list.push_back(scoped_ptr<DrawPolygon>(draw_polygon));
 250     }
 251
 252     timer_.Reset();
 253     do {
 254       ScopedPtrDeque<DrawPolygon> test_list;
 255       for (int i = 0; i < num_duplicates_; i++) {
 256         for (size_t i = 0; i < polygon_list.size(); i++) {
 257           test_list.push_back(polygon_list[i]->CreateCopy());
 258         }
 259       }
 260       BspTree bsp_tree(&test_list);
 261       timer_.NextLap();
 262     } while (!timer_.HasTimeLimitExpired());
 263
 264     EndTest();
 265   }
 266
 267  private:
 268   int num_duplicates_;
 269 };
 270
 271 TEST_F(CalcDrawPropsMainTest, TenTen) {
 272   SetTestName("10_10_main_thread");
 273   ReadTestFile("10_10_layer_tree");
 274   RunCalcDrawProps();
 275 }
 276
 277 TEST_F(CalcDrawPropsMainTest, HeavyPage) {
 278   SetTestName("heavy_page_main_thread");
 279   ReadTestFile("heavy_layer_tree");
 280   RunCalcDrawProps();
 281 }
 282
 283 TEST_F(CalcDrawPropsMainTest, TouchRegionLight) {
 284   SetTestName("touch_region_light_main_thread");
 285   ReadTestFile("touch_region_light");
 286   RunCalcDrawProps();
 287 }
 288
 289 TEST_F(CalcDrawPropsMainTest, TouchRegionHeavy) {
 290   SetTestName("touch_region_heavy_main_thread");
 291   ReadTestFile("touch_region_heavy");
 292   RunCalcDrawProps();
 293 }
 294
 295 TEST_F(CalcDrawPropsImplTest, TenTen) {
 296   SetTestName("10_10");
 297   ReadTestFile("10_10_layer_tree");
 298   RunCalcDrawProps();
 299 }
 300
 301 TEST_F(CalcDrawPropsImplTest, HeavyPage) {
 302   SetTestName("heavy_page");
 303   ReadTestFile("heavy_layer_tree");
 304   RunCalcDrawProps();
 305 }
 306
 307 TEST_F(CalcDrawPropsImplTest, TouchRegionLight) {
 308   SetTestName("touch_region_light");
 309   ReadTestFile("touch_region_light");
 310   RunCalcDrawProps();
 311 }
 312
 313 TEST_F(CalcDrawPropsImplTest, TouchRegionHeavy) {
 314   SetTestName("touch_region_heavy");
 315   ReadTestFile("touch_region_heavy");
 316   RunCalcDrawProps();
 317 }
 318
 319 TEST_F(LayerSorterMainTest, LayerSorterCubes) {
 320   SetTestName("layer_sort_cubes");
 321   ReadTestFile("layer_sort_cubes");
 322   RunSortLayers();
 323 }
 324
 325 TEST_F(LayerSorterMainTest, LayerSorterRubik) {
 326   SetTestName("layer_sort_rubik");
 327   ReadTestFile("layer_sort_rubik");
 328   RunSortLayers();
 329 }
 330
 331 TEST_F(BspTreePerfTest, BspTreeCubes) {
 332   SetTestName("bsp_tree_cubes");
 333   SetNumberOfDuplicates(1);
 334   ReadTestFile("layer_sort_cubes");
 335   RunSortLayers();
 336 }
 337
 338 TEST_F(BspTreePerfTest, BspTreeRubik) {
 339   SetTestName("bsp_tree_rubik");
 340   SetNumberOfDuplicates(1);
 341   ReadTestFile("layer_sort_rubik");
 342   RunSortLayers();
 343 }
 344
 345 TEST_F(BspTreePerfTest, BspTreeCubes_2) {
 346   SetTestName("bsp_tree_cubes_2");
 347   SetNumberOfDuplicates(2);
 348   ReadTestFile("layer_sort_cubes");
 349   RunSortLayers();
 350 }
 351
 352 TEST_F(BspTreePerfTest, BspTreeCubes_4) {
 353   SetTestName("bsp_tree_cubes_4");
 354   SetNumberOfDuplicates(4);
 355   ReadTestFile("layer_sort_cubes");
 356   RunSortLayers();
 357 }
 358
 359 }  // namespace
 360 }  // namespace cc