cc/resources/tile_manager_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 "base/time/time.h"
   6 #include "cc/resources/tile.h"
   7 #include "cc/resources/tile_priority.h"
   8 #include "cc/test/fake_impl_proxy.h"
   9 #include "cc/test/fake_layer_tree_host_impl.h"
  10 #include "cc/test/fake_output_surface.h"
  11 #include "cc/test/fake_output_surface_client.h"
  12 #include "cc/test/fake_picture_layer_impl.h"
  13 #include "cc/test/fake_picture_pile_impl.h"
  14 #include "cc/test/fake_tile_manager.h"
  15 #include "cc/test/fake_tile_manager_client.h"
  16 #include "cc/test/impl_side_painting_settings.h"
  17 #include "cc/test/lap_timer.h"
  18 #include "cc/test/test_shared_bitmap_manager.h"
  19 #include "cc/test/test_tile_priorities.h"
  20 #include "cc/trees/layer_tree_impl.h"
  21
  22 #include "testing/gtest/include/gtest/gtest.h"
  23 #include "testing/perf/perf_test.h"
  24
  25 namespace cc {
  26
  27 namespace {
  28
  29 static const int kTimeLimitMillis = 2000;
  30 static const int kWarmupRuns = 5;
  31 static const int kTimeCheckInterval = 10;
  32
  33 class TileManagerPerfTest : public testing::Test {
  34  public:
  35   typedef std::vector<std::pair<scoped_refptr<Tile>, ManagedTileBin> >
  36       TileBinVector;
  37
  38   TileManagerPerfTest()
  39       : timer_(kWarmupRuns,
  40                base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
  41                kTimeCheckInterval) {}
  42
  43   // Overridden from testing::Test:
  44   virtual void SetUp() OVERRIDE {
  45     output_surface_ = FakeOutputSurface::Create3d();
  46     CHECK(output_surface_->BindToClient(&output_surface_client_));
  47
  48     shared_bitmap_manager_.reset(new TestSharedBitmapManager());
  49     resource_provider_ = ResourceProvider::Create(
  50         output_surface_.get(), shared_bitmap_manager_.get(), 0, false, 1);
  51     resource_pool_ = ResourcePool::Create(
  52         resource_provider_.get(), GL_TEXTURE_2D, RGBA_8888);
  53     size_t raster_task_limit_bytes = 32 * 1024 * 1024;  // 16-64MB in practice.
  54     tile_manager_ = make_scoped_ptr(new FakeTileManager(
  55         &tile_manager_client_, resource_pool_.get(), raster_task_limit_bytes));
  56     picture_pile_ = FakePicturePileImpl::CreateInfiniteFilledPile();
  57   }
  58
  59   GlobalStateThatImpactsTilePriority GlobalStateForTest() {
  60     GlobalStateThatImpactsTilePriority state;
  61     gfx::Size tile_size = settings_.default_tile_size;
  62     state.soft_memory_limit_in_bytes =
  63         10000u * 4u *
  64         static_cast<size_t>(tile_size.width() * tile_size.height());
  65     state.hard_memory_limit_in_bytes = state.soft_memory_limit_in_bytes;
  66     state.num_resources_limit = 10000;
  67     state.memory_limit_policy = ALLOW_ANYTHING;
  68     state.tree_priority = SMOOTHNESS_TAKES_PRIORITY;
  69     return state;
  70   }
  71
  72   virtual void TearDown() OVERRIDE {
  73     tile_manager_.reset(NULL);
  74     picture_pile_ = NULL;
  75   }
  76
  77   TilePriority GetTilePriorityFromBin(ManagedTileBin bin) {
  78     switch (bin) {
  79       case NOW_AND_READY_TO_DRAW_BIN:
  80       case NOW_BIN:
  81         return TilePriorityForNowBin();
  82       case SOON_BIN:
  83         return TilePriorityForSoonBin();
  84       case EVENTUALLY_AND_ACTIVE_BIN:
  85       case EVENTUALLY_BIN:
  86         return TilePriorityForEventualBin();
  87       case AT_LAST_BIN:
  88       case AT_LAST_AND_ACTIVE_BIN:
  89       case NEVER_BIN:
  90         return TilePriority();
  91       default:
  92         NOTREACHED();
  93         return TilePriority();
  94     }
  95   }
  96
  97   ManagedTileBin GetNextBin(ManagedTileBin bin) {
  98     switch (bin) {
  99       case NOW_AND_READY_TO_DRAW_BIN:
 100       case NOW_BIN:
 101         return SOON_BIN;
 102       case SOON_BIN:
 103         return EVENTUALLY_BIN;
 104       case EVENTUALLY_AND_ACTIVE_BIN:
 105       case EVENTUALLY_BIN:
 106         return NEVER_BIN;
 107       case AT_LAST_BIN:
 108       case AT_LAST_AND_ACTIVE_BIN:
 109       case NEVER_BIN:
 110         return NOW_BIN;
 111       default:
 112         NOTREACHED();
 113         return NEVER_BIN;
 114     }
 115   }
 116
 117   void CreateBinTiles(int count, ManagedTileBin bin, TileBinVector* tiles) {
 118     for (int i = 0; i < count; ++i) {
 119       scoped_refptr<Tile> tile =
 120           tile_manager_->CreateTile(picture_pile_.get(),
 121                                     settings_.default_tile_size,
 122                                     gfx::Rect(),
 123                                     gfx::Rect(),
 124                                     1.0,
 125                                     0,
 126                                     0,
 127                                     Tile::USE_LCD_TEXT);
 128       tile->SetPriority(ACTIVE_TREE, GetTilePriorityFromBin(bin));
 129       tile->SetPriority(PENDING_TREE, GetTilePriorityFromBin(bin));
 130       tiles->push_back(std::make_pair(tile, bin));
 131     }
 132   }
 133
 134   void CreateTiles(int count, TileBinVector* tiles) {
 135     // Roughly an equal amount of all bins.
 136     int count_per_bin = count / NUM_BINS;
 137     CreateBinTiles(count_per_bin, NOW_BIN, tiles);
 138     CreateBinTiles(count_per_bin, SOON_BIN, tiles);
 139     CreateBinTiles(count_per_bin, EVENTUALLY_BIN, tiles);
 140     CreateBinTiles(count - 3 * count_per_bin, NEVER_BIN, tiles);
 141   }
 142
 143   void RunManageTilesTest(const std::string& test_name,
 144                           unsigned tile_count,
 145                           int priority_change_percent) {
 146     DCHECK_GE(tile_count, 100u);
 147     DCHECK_GE(priority_change_percent, 0);
 148     DCHECK_LE(priority_change_percent, 100);
 149     TileBinVector tiles;
 150     CreateTiles(tile_count, &tiles);
 151     timer_.Reset();
 152     do {
 153       if (priority_change_percent > 0) {
 154         for (unsigned i = 0; i < tile_count;
 155              i += 100 / priority_change_percent) {
 156           Tile* tile = tiles[i].first.get();
 157           ManagedTileBin bin = GetNextBin(tiles[i].second);
 158           tile->SetPriority(ACTIVE_TREE, GetTilePriorityFromBin(bin));
 159           tile->SetPriority(PENDING_TREE, GetTilePriorityFromBin(bin));
 160           tiles[i].second = bin;
 161         }
 162       }
 163
 164       GlobalStateThatImpactsTilePriority global_state(GlobalStateForTest());
 165       resource_pool_->SetResourceUsageLimits(
 166           global_state.soft_memory_limit_in_bytes,
 167           0,
 168           global_state.num_resources_limit);
 169       tile_manager_->ManageTiles(global_state);
 170       tile_manager_->UpdateVisibleTiles();
 171       timer_.NextLap();
 172     } while (!timer_.HasTimeLimitExpired());
 173
 174     perf_test::PrintResult(
 175         "manage_tiles", "", test_name, timer_.LapsPerSecond(), "runs/s", true);
 176   }
 177
 178  private:
 179   FakeTileManagerClient tile_manager_client_;
 180   LayerTreeSettings settings_;
 181   scoped_ptr<FakeTileManager> tile_manager_;
 182   scoped_refptr<FakePicturePileImpl> picture_pile_;
 183   FakeOutputSurfaceClient output_surface_client_;
 184   scoped_ptr<FakeOutputSurface> output_surface_;
 185   scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
 186   scoped_ptr<ResourceProvider> resource_provider_;
 187   scoped_ptr<ResourcePool> resource_pool_;
 188   LapTimer timer_;
 189 };
 190
 191 TEST_F(TileManagerPerfTest, ManageTiles) {
 192   RunManageTilesTest("100_0", 100, 0);
 193   RunManageTilesTest("1000_0", 1000, 0);
 194   RunManageTilesTest("10000_0", 10000, 0);
 195   RunManageTilesTest("100_10", 100, 10);
 196   RunManageTilesTest("1000_10", 1000, 10);
 197   RunManageTilesTest("10000_10", 10000, 10);
 198   RunManageTilesTest("100_100", 100, 100);
 199   RunManageTilesTest("1000_100", 1000, 100);
 200   RunManageTilesTest("10000_100", 10000, 100);
 201 }
 202
 203 class TileManagerTileIteratorPerfTest : public testing::Test,
 204                                         public TileManagerClient {
 205  public:
 206   TileManagerTileIteratorPerfTest()
 207       : memory_limit_policy_(ALLOW_ANYTHING),
 208         max_tiles_(10000),
 209         ready_to_activate_(false),
 210         id_(7),
 211         proxy_(base::MessageLoopProxy::current()),
 212         host_impl_(ImplSidePaintingSettings(),
 213                    &proxy_,
 214                    &shared_bitmap_manager_),
 215         timer_(kWarmupRuns,
 216                base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
 217                kTimeCheckInterval) {}
 218
 219   void SetTreePriority(TreePriority tree_priority) {
 220     GlobalStateThatImpactsTilePriority state;
 221     gfx::Size tile_size(256, 256);
 222
 223     state.soft_memory_limit_in_bytes = 100 * 1000 * 1000;
 224     state.num_resources_limit = max_tiles_;
 225     state.hard_memory_limit_in_bytes = state.soft_memory_limit_in_bytes * 2;
 226     state.memory_limit_policy = memory_limit_policy_;
 227     state.tree_priority = tree_priority;
 228
 229     global_state_ = state;
 230     host_impl_.resource_pool()->SetResourceUsageLimits(
 231         state.soft_memory_limit_in_bytes, 0, state.num_resources_limit);
 232     host_impl_.tile_manager()->SetGlobalStateForTesting(state);
 233   }
 234
 235   virtual void SetUp() OVERRIDE {
 236     InitializeRenderer();
 237     SetTreePriority(SAME_PRIORITY_FOR_BOTH_TREES);
 238   }
 239
 240   virtual void InitializeRenderer() {
 241     host_impl_.InitializeRenderer(
 242         FakeOutputSurface::Create3d().PassAs<OutputSurface>());
 243   }
 244
 245   void SetupDefaultTrees(const gfx::Size& layer_bounds) {
 246     gfx::Size tile_size(100, 100);
 247
 248     scoped_refptr<FakePicturePileImpl> pending_pile =
 249         FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 250     scoped_refptr<FakePicturePileImpl> active_pile =
 251         FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 252
 253     SetupTrees(pending_pile, active_pile);
 254   }
 255
 256   void ActivateTree() {
 257     host_impl_.ActivatePendingTree();
 258     CHECK(!host_impl_.pending_tree());
 259     pending_layer_ = NULL;
 260     active_layer_ = static_cast<FakePictureLayerImpl*>(
 261         host_impl_.active_tree()->LayerById(id_));
 262   }
 263
 264   void SetupDefaultTreesWithFixedTileSize(const gfx::Size& layer_bounds,
 265                                           const gfx::Size& tile_size) {
 266     SetupDefaultTrees(layer_bounds);
 267     pending_layer_->set_fixed_tile_size(tile_size);
 268     active_layer_->set_fixed_tile_size(tile_size);
 269   }
 270
 271   void SetupTrees(scoped_refptr<PicturePileImpl> pending_pile,
 272                   scoped_refptr<PicturePileImpl> active_pile) {
 273     SetupPendingTree(active_pile);
 274     ActivateTree();
 275     SetupPendingTree(pending_pile);
 276   }
 277
 278   void SetupPendingTree(scoped_refptr<PicturePileImpl> pile) {
 279     host_impl_.CreatePendingTree();
 280     LayerTreeImpl* pending_tree = host_impl_.pending_tree();
 281     // Clear recycled tree.
 282     pending_tree->DetachLayerTree();
 283
 284     scoped_ptr<FakePictureLayerImpl> pending_layer =
 285         FakePictureLayerImpl::CreateWithPile(pending_tree, id_, pile);
 286     pending_layer->SetDrawsContent(true);
 287     pending_tree->SetRootLayer(pending_layer.PassAs<LayerImpl>());
 288
 289     pending_layer_ = static_cast<FakePictureLayerImpl*>(
 290         host_impl_.pending_tree()->LayerById(id_));
 291     pending_layer_->DoPostCommitInitializationIfNeeded();
 292   }
 293
 294   void CreateHighLowResAndSetAllTilesVisible() {
 295     // Active layer must get updated first so pending layer can share from it.
 296     active_layer_->CreateDefaultTilingsAndTiles();
 297     active_layer_->SetAllTilesVisible();
 298     pending_layer_->CreateDefaultTilingsAndTiles();
 299     pending_layer_->SetAllTilesVisible();
 300   }
 301
 302   void RunTest(const std::string& test_name, unsigned tile_count) {
 303     timer_.Reset();
 304     do {
 305       for (TileManager::RasterTileIterator it(tile_manager(),
 306                                               SAME_PRIORITY_FOR_BOTH_TREES);
 307            it && tile_count;
 308            ++it) {
 309         --tile_count;
 310       }
 311       ASSERT_EQ(0u, tile_count);
 312       timer_.NextLap();
 313     } while (!timer_.HasTimeLimitExpired());
 314
 315     perf_test::PrintResult("tile_manager_raster_tile_iterator",
 316                            "",
 317                            test_name,
 318                            timer_.LapsPerSecond(),
 319                            "runs/s",
 320                            true);
 321   }
 322
 323   // TileManagerClient implementation.
 324   virtual void NotifyReadyToActivate() OVERRIDE { ready_to_activate_ = true; }
 325   virtual void NotifyTileInitialized(const Tile* tile) OVERRIDE {}
 326
 327   TileManager* tile_manager() { return host_impl_.tile_manager(); }
 328
 329  protected:
 330   GlobalStateThatImpactsTilePriority global_state_;
 331
 332   TestSharedBitmapManager shared_bitmap_manager_;
 333   TileMemoryLimitPolicy memory_limit_policy_;
 334   int max_tiles_;
 335   bool ready_to_activate_;
 336   int id_;
 337   FakeImplProxy proxy_;
 338   FakeLayerTreeHostImpl host_impl_;
 339   FakePictureLayerImpl* pending_layer_;
 340   FakePictureLayerImpl* active_layer_;
 341   LapTimer timer_;
 342 };
 343
 344 TEST_F(TileManagerTileIteratorPerfTest, RasterTileIterator) {
 345   SetupDefaultTrees(gfx::Size(10000, 10000));
 346   active_layer_->CreateDefaultTilingsAndTiles();
 347   pending_layer_->CreateDefaultTilingsAndTiles();
 348
 349   RunTest("2_16", 16);
 350   RunTest("2_32", 32);
 351   RunTest("2_64", 64);
 352   RunTest("2_128", 128);
 353 }
 354
 355 }  // namespace
 356
 357 }  // namespace cc