// Copyright 2013 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "cc/layers/picture_layer_impl.h" #include #include #include #include #include #include "base/location.h" #include "base/macros.h" #include "base/threading/thread_task_runner_handle.h" #include "cc/animation/animation_host.h" #include "cc/base/math_util.h" #include "cc/layers/append_quads_data.h" #include "cc/layers/picture_layer.h" #include "cc/output/buffer_to_texture_target_map.h" #include "cc/quads/draw_quad.h" #include "cc/quads/tile_draw_quad.h" #include "cc/test/begin_frame_args_test.h" #include "cc/test/fake_compositor_frame_sink.h" #include "cc/test/fake_content_layer_client.h" #include "cc/test/fake_impl_task_runner_provider.h" #include "cc/test/fake_layer_tree_host.h" #include "cc/test/fake_layer_tree_host_client.h" #include "cc/test/fake_layer_tree_host_impl.h" #include "cc/test/fake_picture_layer_impl.h" #include "cc/test/fake_raster_source.h" #include "cc/test/fake_recording_source.h" #include "cc/test/geometry_test_utils.h" #include "cc/test/gpu_rasterization_enabled_settings.h" #include "cc/test/layer_test_common.h" #include "cc/test/test_layer_tree_host_base.h" #include "cc/test/test_task_graph_runner.h" #include "cc/test/test_web_graphics_context_3d.h" #include "cc/tiles/tiling_set_raster_queue_all.h" #include "cc/tiles/tiling_set_raster_queue_required.h" #include "cc/trees/layer_tree_impl.h" #include "testing/gtest/include/gtest/gtest.h" #include "ui/gfx/geometry/rect_conversions.h" #include "ui/gfx/geometry/size_conversions.h" namespace cc { namespace { #define EXPECT_BOTH_EQ(expression, x) \ do { \ EXPECT_EQ(x, pending_layer()->expression); \ EXPECT_EQ(x, active_layer()->expression); \ } while (false) #define EXPECT_BOTH_NE(expression, x) \ do { \ EXPECT_NE(x, pending_layer()->expression); \ EXPECT_NE(x, active_layer()->expression); \ } while (false) #define EXPECT_BOTH_TRUE(expression) \ do { \ EXPECT_TRUE(pending_layer()->expression); \ EXPECT_TRUE(active_layer()->expression); \ } while (false) #define EXPECT_BOTH_FALSE(expression) \ do { \ EXPECT_FALSE(pending_layer()->expression); \ EXPECT_FALSE(active_layer()->expression); \ } while (false) class MockCanvas : public SkCanvas { public: explicit MockCanvas(int w, int h) : SkCanvas(w, h) {} void onDrawRect(const SkRect& rect, const SkPaint& paint) override { // Capture calls before SkCanvas quickReject() kicks in. rects_.push_back(rect); } std::vector rects_; }; class PictureLayerImplTest : public TestLayerTreeHostBase { public: void SetUp() override { TestLayerTreeHostBase::SetUp(); host_impl()->SetViewportSize(gfx::Size(10000, 10000)); } LayerTreeSettings CreateSettings() override { LayerTreeSettings settings; settings.gpu_rasterization_enabled = true; settings.layer_transforms_should_scale_layer_contents = true; settings.create_low_res_tiling = true; settings.verify_clip_tree_calculations = true; settings.renderer_settings.buffer_to_texture_target_map = DefaultBufferToTextureTargetMapForTesting(); return settings; } void SetupDefaultTreesWithFixedTileSize(const gfx::Size& layer_bounds, const gfx::Size& tile_size, const Region& invalidation) { scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTreesWithFixedTileSize(std::move(pending_raster_source), std::move(active_raster_source), tile_size, invalidation); } void SetupTreesWithFixedTileSize( scoped_refptr pending_raster_source, scoped_refptr active_raster_source, const gfx::Size& tile_size, const Region& pending_invalidation) { SetupPendingTree(std::move(active_raster_source), tile_size, Region()); ActivateTree(); SetupPendingTree(std::move(pending_raster_source), tile_size, pending_invalidation); } void SetupDefaultTreesWithInvalidation(const gfx::Size& layer_bounds, const Region& invalidation) { scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTreesWithInvalidation(std::move(pending_raster_source), std::move(active_raster_source), invalidation); } void SetupTreesWithInvalidation( scoped_refptr pending_raster_source, scoped_refptr active_raster_source, const Region& pending_invalidation) { SetupPendingTree(std::move(active_raster_source), gfx::Size(), Region()); ActivateTree(); SetupPendingTree(std::move(pending_raster_source), gfx::Size(), pending_invalidation); } void SetupPendingTreeWithInvalidation( scoped_refptr raster_source, const Region& invalidation) { SetupPendingTree(std::move(raster_source), gfx::Size(), invalidation); } void SetupPendingTreeWithFixedTileSize( scoped_refptr raster_source, const gfx::Size& tile_size, const Region& invalidation) { SetupPendingTree(std::move(raster_source), tile_size, invalidation); } void SetupDrawProperties(FakePictureLayerImpl* layer, float ideal_contents_scale, float device_scale_factor, float page_scale_factor, float maximum_animation_contents_scale, float starting_animation_contents_scale, bool animating_transform_to_screen) { layer->layer_tree_impl()->SetDeviceScaleFactor(device_scale_factor); host_impl()->active_tree()->SetPageScaleOnActiveTree(page_scale_factor); gfx::Transform scale_transform; scale_transform.Scale(ideal_contents_scale, ideal_contents_scale); layer->draw_properties().screen_space_transform = scale_transform; layer->set_is_drawn_render_surface_layer_list_member(true); DCHECK_EQ(layer->GetIdealContentsScale(), ideal_contents_scale); layer->layer_tree_impl()->property_trees()->SetAnimationScalesForTesting( layer->transform_tree_index(), maximum_animation_contents_scale, starting_animation_contents_scale); layer->draw_properties().screen_space_transform_is_animating = animating_transform_to_screen; } void SetupDrawPropertiesAndUpdateTiles( FakePictureLayerImpl* layer, float ideal_contents_scale, float device_scale_factor, float page_scale_factor, float maximum_animation_contents_scale, float starting_animation_contents_scale, bool animating_transform_to_screen) { SetupDrawProperties(layer, ideal_contents_scale, device_scale_factor, page_scale_factor, maximum_animation_contents_scale, starting_animation_contents_scale, animating_transform_to_screen); layer->UpdateTiles(); } static void VerifyAllPrioritizedTilesExistAndHaveRasterSource( const PictureLayerTiling* tiling, RasterSource* raster_source) { auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); for (PictureLayerTiling::CoverageIterator iter( tiling, tiling->contents_scale_key(), gfx::Rect(tiling->tiling_size())); iter; ++iter) { EXPECT_TRUE(*iter); EXPECT_EQ(raster_source, prioritized_tiles[*iter].raster_source()); } } void SetContentsScaleOnBothLayers(float contents_scale, float device_scale_factor, float page_scale_factor, float maximum_animation_contents_scale, float starting_animation_contents_scale, bool animating_transform) { SetupDrawPropertiesAndUpdateTiles( pending_layer(), contents_scale, device_scale_factor, page_scale_factor, maximum_animation_contents_scale, starting_animation_contents_scale, animating_transform); SetupDrawPropertiesAndUpdateTiles( active_layer(), contents_scale, device_scale_factor, page_scale_factor, maximum_animation_contents_scale, starting_animation_contents_scale, animating_transform); } void ResetTilingsAndRasterScales() { if (pending_layer()) { pending_layer()->ReleaseTileResources(); EXPECT_FALSE(pending_layer()->tilings()); pending_layer()->RecreateTileResources(); EXPECT_EQ(0u, pending_layer()->tilings()->num_tilings()); } if (active_layer()) { active_layer()->ReleaseTileResources(); EXPECT_FALSE(active_layer()->tilings()); active_layer()->RecreateTileResources(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); } } size_t NumberOfTilesRequired(PictureLayerTiling* tiling) { size_t num_required = 0; std::vector tiles = tiling->AllTilesForTesting(); for (size_t i = 0; i < tiles.size(); ++i) { if (tiles[i]->required_for_activation()) num_required++; } return num_required; } void AssertAllTilesRequired(PictureLayerTiling* tiling) { std::vector tiles = tiling->AllTilesForTesting(); for (size_t i = 0; i < tiles.size(); ++i) EXPECT_TRUE(tiles[i]->required_for_activation()) << "i: " << i; EXPECT_GT(tiles.size(), 0u); } void AssertNoTilesRequired(PictureLayerTiling* tiling) { std::vector tiles = tiling->AllTilesForTesting(); for (size_t i = 0; i < tiles.size(); ++i) EXPECT_FALSE(tiles[i]->required_for_activation()) << "i: " << i; EXPECT_GT(tiles.size(), 0u); } void SetInitialDeviceScaleFactor(float device_scale_factor) { // Device scale factor is a per-tree property. However, tests can't directly // set the pending tree's device scale factor before the pending tree is // created, and setting it after SetupPendingTree is too late, since // draw properties will already have been updated on the tree. To handle // this, we initially set only the active tree's device scale factor, and we // copy this over to the pending tree inside SetupPendingTree. host_impl()->active_tree()->SetDeviceScaleFactor(device_scale_factor); } void TestQuadsForSolidColor(bool test_for_solid); }; class NoLowResPictureLayerImplTest : public PictureLayerImplTest { public: LayerTreeSettings CreateSettings() override { LayerTreeSettings settings = PictureLayerImplTest::CreateSettings(); settings.create_low_res_tiling = false; return settings; } }; TEST_F(PictureLayerImplTest, TileGridAlignment) { // Layer to span 4 raster tiles in x and in y LayerTreeSettings settings; gfx::Size layer_size(settings.default_tile_size.width() * 7 / 2, settings.default_tile_size.height() * 7 / 2); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_size); // Create an active recording source, but make sure it's not solid. std::unique_ptr active_recording_source = FakeRecordingSource::CreateFilledRecordingSource(layer_size); active_recording_source->SetLayerBounds(layer_size); active_recording_source->add_draw_rect(gfx::Rect(layer_size)); active_recording_source->add_draw_rect( gfx::Rect(0, 0, layer_size.width() - 1, layer_size.height() - 1)); active_recording_source->Rerecord(); scoped_refptr active_raster_source = FakeRasterSource::CreateFromRecordingSource(active_recording_source.get(), false); SetupTrees(pending_raster_source, active_raster_source); // Add 1x1 rects at the centers of each tile, then re-record recording source // contents. active_layer()->tilings()->tiling_at(0)->CreateAllTilesForTesting(); std::vector tiles = active_layer()->tilings()->tiling_at(0)->AllTilesForTesting(); EXPECT_EQ(16u, tiles.size()); std::vector rects; std::vector::const_iterator tile_iter; active_recording_source->reset_draws(); for (tile_iter = tiles.begin(); tile_iter < tiles.end(); tile_iter++) { gfx::Point tile_center = (*tile_iter)->content_rect().CenterPoint(); gfx::Rect rect(tile_center.x(), tile_center.y(), 1, 1); active_recording_source->add_draw_rect(rect); rects.push_back(SkRect::MakeXYWH(rect.x(), rect.y(), 1, 1)); } // Force re-raster with newly injected content active_recording_source->Rerecord(); scoped_refptr updated_active_raster_source = FakeRasterSource::CreateFromRecordingSource(active_recording_source.get(), false); RasterSource::PlaybackSettings playback_settings; playback_settings.playback_to_shared_canvas = true; std::vector::const_iterator rect_iter = rects.begin(); for (tile_iter = tiles.begin(); tile_iter < tiles.end(); tile_iter++) { MockCanvas mock_canvas(1000, 1000); const gfx::Rect& content_rect = (*tile_iter)->content_rect(); updated_active_raster_source->RasterSource::PlaybackToCanvas( &mock_canvas, content_rect, content_rect, gfx::SizeF(1.f, 1.f), playback_settings); // This test verifies that when drawing the contents of a specific tile // at content scale 1.0, the playback canvas never receives content from // neighboring tiles which indicates that the tile grid embedded in // SkPicture is perfectly aligned with the compositor's tiles. EXPECT_EQ(1u, mock_canvas.rects_.size()); EXPECT_EQ(*rect_iter, mock_canvas.rects_[0]); rect_iter++; } } TEST_F(PictureLayerImplTest, CloneNoInvalidation) { gfx::Size layer_bounds(400, 400); SetupDefaultTrees(layer_bounds); EXPECT_EQ(pending_layer()->tilings()->num_tilings(), active_layer()->tilings()->num_tilings()); const PictureLayerTilingSet* tilings = pending_layer()->tilings(); EXPECT_GT(tilings->num_tilings(), 0u); for (size_t i = 0; i < tilings->num_tilings(); ++i) EXPECT_TRUE(tilings->tiling_at(i)->AllTilesForTesting().empty()); } TEST_F(PictureLayerImplTest, ExternalViewportRectForPrioritizingTiles) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(400, 400); SetupDefaultTrees(layer_bounds); SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); // Update tiles with viewport for tile priority as (0, 0, 100, 100) and the // identify transform for tile priority. gfx::Rect viewport_rect_for_tile_priority = gfx::Rect(0, 0, 100, 100); gfx::Transform transform, transform_for_tile_priority; host_impl()->SetExternalTilePriorityConstraints( viewport_rect_for_tile_priority, transform_for_tile_priority); bool update_lcd_text = false; host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); gfx::Rect viewport_rect_for_tile_priority_in_view_space = viewport_rect_for_tile_priority; // Verify the viewport rect for tile priority is used in picture layer tiling. EXPECT_EQ(viewport_rect_for_tile_priority_in_view_space, active_layer()->viewport_rect_for_tile_priority_in_content_space()); PictureLayerTilingSet* tilings = active_layer()->tilings(); for (size_t i = 0; i < tilings->num_tilings(); i++) { PictureLayerTiling* tiling = tilings->tiling_at(i); EXPECT_EQ( tiling->GetCurrentVisibleRectForTesting(), gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space, tiling->contents_scale_key())); } // Update tiles with viewport for tile priority as (200, 200, 100, 100) in // screen space and the transform for tile priority is translated and // rotated. The actual viewport for tile priority used by PictureLayerImpl // should be (200, 200, 100, 100) applied with the said transform. host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); viewport_rect_for_tile_priority = gfx::Rect(200, 200, 100, 100); transform_for_tile_priority.Translate(100, 100); transform_for_tile_priority.Rotate(45); host_impl()->SetExternalTilePriorityConstraints( viewport_rect_for_tile_priority, transform_for_tile_priority); host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); gfx::Transform screen_to_view(gfx::Transform::kSkipInitialization); bool success = transform_for_tile_priority.GetInverse(&screen_to_view); EXPECT_TRUE(success); // Note that we don't clip this to the layer bounds, since it is expected that // the rect will sometimes be outside of the layer bounds. If we clip to // bounds, then tile priorities will end up being incorrect in cases of fully // offscreen layer. viewport_rect_for_tile_priority_in_view_space = MathUtil::ProjectEnclosingClippedRect(screen_to_view, viewport_rect_for_tile_priority); EXPECT_EQ(viewport_rect_for_tile_priority_in_view_space, active_layer()->viewport_rect_for_tile_priority_in_content_space()); tilings = active_layer()->tilings(); for (size_t i = 0; i < tilings->num_tilings(); i++) { PictureLayerTiling* tiling = tilings->tiling_at(i); EXPECT_EQ( tiling->GetCurrentVisibleRectForTesting(), gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space, tiling->contents_scale_key())); } } TEST_F(PictureLayerImplTest, ViewportRectForTilePriorityIsCached) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(400, 400); SetupDefaultTrees(layer_bounds); SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); gfx::Rect viewport_rect_for_tile_priority(0, 0, 100, 100); gfx::Transform transform_for_tile_priority; host_impl()->SetExternalTilePriorityConstraints( viewport_rect_for_tile_priority, transform_for_tile_priority); bool update_lcd_text = false; host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); EXPECT_EQ(viewport_rect_for_tile_priority, active_layer()->viewport_rect_for_tile_priority_in_content_space()); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); gfx::Rect another_viewport_rect_for_tile_priority(11, 11, 50, 50); host_impl()->SetExternalTilePriorityConstraints( another_viewport_rect_for_tile_priority, transform_for_tile_priority); // Didn't call UpdateDrawProperties yet. The viewport rect for tile priority // should remain to be the previously cached value. EXPECT_EQ(viewport_rect_for_tile_priority, active_layer()->viewport_rect_for_tile_priority_in_content_space()); host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); // Now the UpdateDrawProperties is called. The viewport rect for tile // priority should be the latest value. EXPECT_EQ(another_viewport_rect_for_tile_priority, active_layer()->viewport_rect_for_tile_priority_in_content_space()); } TEST_F(PictureLayerImplTest, ClonePartialInvalidation) { gfx::Size layer_bounds(400, 400); gfx::Rect layer_invalidation(150, 200, 30, 180); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr lost_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(lost_raster_source, gfx::Size(50, 50), Region()); ActivateTree(); // Add a unique tiling on the active tree. PictureLayerTiling* tiling = active_layer()->AddTiling(3.f); tiling->set_resolution(HIGH_RESOLUTION); tiling->CreateAllTilesForTesting(); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Then setup a new pending tree and activate it. SetupTreesWithFixedTileSize(pending_raster_source, active_raster_source, gfx::Size(50, 50), layer_invalidation); EXPECT_EQ(1u, pending_layer()->num_tilings()); EXPECT_EQ(3u, active_layer()->num_tilings()); const PictureLayerTilingSet* tilings = pending_layer()->tilings(); EXPECT_GT(tilings->num_tilings(), 0u); for (size_t i = 0; i < tilings->num_tilings(); ++i) { const PictureLayerTiling* tiling = tilings->tiling_at(i); gfx::Rect content_invalidation = gfx::ScaleToEnclosingRect( layer_invalidation, tiling->contents_scale_key()); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); for (PictureLayerTiling::CoverageIterator iter( tiling, tiling->contents_scale_key(), gfx::Rect(tiling->tiling_size())); iter; ++iter) { // We don't always have a tile, but when we do it's because it was // invalidated and it has the latest raster source. if (*iter) { EXPECT_FALSE(iter.geometry_rect().IsEmpty()); EXPECT_EQ(pending_raster_source.get(), prioritized_tiles[*iter].raster_source()); EXPECT_TRUE(iter.geometry_rect().Intersects(content_invalidation)); } else { // We don't create tiles in non-invalidated regions. EXPECT_FALSE(iter.geometry_rect().Intersects(content_invalidation)); } } } tilings = active_layer()->tilings(); EXPECT_GT(tilings->num_tilings(), 0u); for (size_t i = 0; i < tilings->num_tilings(); ++i) { const PictureLayerTiling* tiling = tilings->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); for (PictureLayerTiling::CoverageIterator iter( tiling, tiling->contents_scale_key(), gfx::Rect(tiling->tiling_size())); iter; ++iter) { EXPECT_TRUE(*iter); EXPECT_FALSE(iter.geometry_rect().IsEmpty()); // Raster source will be updated upon activation. EXPECT_EQ(active_raster_source.get(), prioritized_tiles[*iter].raster_source()); } } } TEST_F(PictureLayerImplTest, CloneFullInvalidation) { gfx::Size layer_bounds(300, 500); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTreesWithInvalidation(pending_raster_source, active_raster_source, gfx::Rect(layer_bounds)); EXPECT_EQ(pending_layer()->tilings()->num_tilings(), active_layer()->tilings()->num_tilings()); const PictureLayerTilingSet* tilings = pending_layer()->tilings(); EXPECT_GT(tilings->num_tilings(), 0u); for (size_t i = 0; i < tilings->num_tilings(); ++i) { VerifyAllPrioritizedTilesExistAndHaveRasterSource( tilings->tiling_at(i), pending_raster_source.get()); } } TEST_F(PictureLayerImplTest, UpdateTilesCreatesTilings) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); active_layer()->ReleaseTileResources(); EXPECT_FALSE(active_layer()->tilings()); active_layer()->RecreateTileResources(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); SetupDrawPropertiesAndUpdateTiles(active_layer(), 6.f, // ideal contents scale 3.f, // device scale 2.f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 6.f * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // If we change the page scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 6.6f, // ideal contents scale 3.f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.6f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 6.6f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // If we change the device scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 7.26f, // ideal contents scale 3.3f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(6u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 7.26f * low_res_factor, active_layer()->tilings()->tiling_at(3)->contents_scale_key()); // If we change the device scale factor, but end up at the same total scale // factor somehow, then we don't get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 7.26f, // ideal contents scale 2.2f, // device scale 3.3f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(6u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 7.26f * low_res_factor, active_layer()->tilings()->tiling_at(3)->contents_scale_key()); } TEST_F(PictureLayerImplTest, PendingLayerOnlyHasHighResTiling) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); pending_layer()->ReleaseTileResources(); EXPECT_FALSE(pending_layer()->tilings()); pending_layer()->RecreateTileResources(); EXPECT_EQ(0u, pending_layer()->tilings()->num_tilings()); SetupDrawPropertiesAndUpdateTiles(pending_layer(), 6.f, // ideal contents scale 3.f, // device scale 2.f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the page scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 6.6f, // ideal contents scale 3.f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.6f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 7.26f, // ideal contents scale 3.3f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, but end up at the same total scale // factor somehow, then we don't get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 7.26f, // ideal contents scale 2.2f, // device scale 3.3f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); } TEST_F(PictureLayerImplTest, CreateTilingsEvenIfTwinHasNone) { // This test makes sure that if a layer can have tilings, then a commit makes // it not able to have tilings (empty size), and then a future commit that // makes it valid again should be able to create tilings. gfx::Size layer_bounds(1300, 1900); scoped_refptr empty_raster_source = FakeRasterSource::CreateEmpty(layer_bounds); scoped_refptr valid_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(valid_raster_source); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); ActivateTree(); SetupPendingTree(empty_raster_source); EXPECT_FALSE(pending_layer()->CanHaveTilings()); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); ASSERT_EQ(0u, pending_layer()->tilings()->num_tilings()); ActivateTree(); EXPECT_FALSE(active_layer()->CanHaveTilings()); ASSERT_EQ(0u, active_layer()->tilings()->num_tilings()); SetupPendingTree(valid_raster_source); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); ASSERT_EQ(0u, active_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, LowResTilingStaysOnActiveTree) { gfx::Size layer_bounds(1300, 1900); scoped_refptr valid_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr other_valid_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(valid_raster_source); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); ActivateTree(); SetupPendingTree(other_valid_raster_source); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); auto* low_res_tiling = active_layer()->tilings()->FindTilingWithResolution(LOW_RESOLUTION); EXPECT_TRUE(low_res_tiling); ActivateTree(); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); auto* other_low_res_tiling = active_layer()->tilings()->FindTilingWithResolution(LOW_RESOLUTION); EXPECT_TRUE(other_low_res_tiling); EXPECT_EQ(low_res_tiling, other_low_res_tiling); } TEST_F(PictureLayerImplTest, ZoomOutCrash) { gfx::Size layer_bounds(1300, 1900); // Set up the high and low res tilings before pinch zoom. SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); SetContentsScaleOnBothLayers(32.0f, 1.0f, 32.0f, 1.0f, 0.f, false); EXPECT_EQ(32.f, active_layer()->HighResTiling()->contents_scale_key()); host_impl()->PinchGestureBegin(); SetContentsScaleOnBothLayers(1.0f, 1.0f, 1.0f, 1.0f, 0.f, false); SetContentsScaleOnBothLayers(1.0f, 1.0f, 1.0f, 1.0f, 0.f, false); EXPECT_EQ(active_layer()->tilings()->NumHighResTilings(), 1); } TEST_F(PictureLayerImplTest, PinchGestureTilings) { gfx::Size layer_bounds(1300, 1900); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; // Set up the high and low res tilings before pinch zoom. SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); SetContentsScaleOnBothLayers(2.f, 1.0f, 2.f, 1.0f, 0.f, false); EXPECT_EQ(active_layer()->num_tilings(), 2u); EXPECT_EQ(pending_layer()->num_tilings(), 1u); EXPECT_EQ(active_layer()->tilings()->tiling_at(0)->contents_scale_key(), 2.f); EXPECT_EQ(active_layer()->tilings()->tiling_at(1)->contents_scale_key(), 2.f * low_res_factor); // One of the tilings has to be a low resolution one. EXPECT_EQ(LOW_RESOLUTION, active_layer()->tilings()->tiling_at(1)->resolution()); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Start a pinch gesture. host_impl()->PinchGestureBegin(); // Zoom out by a small amount. We should create a tiling at half // the scale (2/kMaxScaleRatioDuringPinch). SetContentsScaleOnBothLayers(1.8f, 1.0f, 1.8f, 1.0f, 0.f, false); EXPECT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 2.0f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.0f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 2.0f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // Since we're pinching, we shouldn't create a low resolution tiling. EXPECT_FALSE( active_layer()->tilings()->FindTilingWithResolution(LOW_RESOLUTION)); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Zoom out further, close to our low-res scale factor. We should // use that tiling as high-res, and not create a new tiling. SetContentsScaleOnBothLayers(low_res_factor * 2.1f, 1.0f, low_res_factor * 2.1f, 1.0f, 0.f, false); EXPECT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FALSE( active_layer()->tilings()->FindTilingWithResolution(LOW_RESOLUTION)); // Zoom in a lot now. Since we increase by increments of // kMaxScaleRatioDuringPinch, this will create a new tiling at 4.0. SetContentsScaleOnBothLayers(3.8f, 1.0f, 3.8f, 1.f, 0.f, false); EXPECT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 4.0f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); // Although one of the tilings matches the low resolution scale, it still // shouldn't be marked as low resolution since we're pinching. auto* low_res_tiling = active_layer()->tilings()->FindTilingWithScaleKey(4.f * low_res_factor); EXPECT_TRUE(low_res_tiling); EXPECT_NE(LOW_RESOLUTION, low_res_tiling->resolution()); // Stop a pinch gesture. host_impl()->PinchGestureEnd(); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // After pinch ends, set the scale to what the raster scale was updated to // (checked above). SetContentsScaleOnBothLayers(4.0f, 1.0f, 4.0f, 1.f, 0.f, false); EXPECT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 4.0f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); // Now that we stopped pinching, the low resolution tiling that existed should // now be marked as low resolution. low_res_tiling = active_layer()->tilings()->FindTilingWithScaleKey(4.f * low_res_factor); EXPECT_TRUE(low_res_tiling); EXPECT_EQ(LOW_RESOLUTION, low_res_tiling->resolution()); } TEST_F(PictureLayerImplTest, SnappedTilingDuringZoom) { gfx::Size layer_bounds(2600, 3800); SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); // Set up the high and low res tilings before pinch zoom. SetContentsScaleOnBothLayers(0.24f, 1.0f, 0.24f, 1.0f, 0.f, false); EXPECT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 0.24f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 0.0625f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Start a pinch gesture. host_impl()->PinchGestureBegin(); // Zoom out by a small amount. We should create a tiling at half // the scale (1/kMaxScaleRatioDuringPinch). SetContentsScaleOnBothLayers(0.2f, 1.0f, 0.2f, 1.0f, 0.f, false); EXPECT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 0.24f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 0.12f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 0.0625, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Zoom out further, close to our low-res scale factor. We should // use that tiling as high-res, and not create a new tiling. SetContentsScaleOnBothLayers(0.1f, 1.0f, 0.1f, 1.0f, 0.f, false); EXPECT_EQ(3u, active_layer()->tilings()->num_tilings()); // Zoom in. 0.25(desired_scale) should be snapped to 0.24 during zoom-in // because 0.25(desired_scale) is within the ratio(1.2). SetContentsScaleOnBothLayers(0.25f, 1.0f, 0.25f, 1.0f, 0.f, false); EXPECT_EQ(3u, active_layer()->tilings()->num_tilings()); // Zoom in a lot. Since we move in factors of two, we should get a scale that // is a power of 2 times 0.24. SetContentsScaleOnBothLayers(1.f, 1.0f, 1.f, 1.0f, 0.f, false); EXPECT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.92f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); } TEST_F(PictureLayerImplTest, CleanUpTilings) { gfx::Size layer_bounds(1300, 1900); std::vector used_tilings; float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); float scale = 1.f; float page_scale = 1.f; SetupDefaultTrees(layer_bounds); active_layer()->SetHasWillChangeTransformHint(true); EXPECT_FLOAT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // Ensure UpdateTiles won't remove any tilings. Note this is unrelated to // |used_tilings| variable, and it's here only to ensure that active_layer() // won't remove tilings before the test has a chance to verify behavior. active_layer()->MarkAllTilingsUsed(); // We only have ideal tilings, so they aren't removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); EXPECT_FLOAT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); host_impl()->PinchGestureBegin(); // Changing the ideal but not creating new tilings. scale = 1.5f; page_scale = 1.5f; SetContentsScaleOnBothLayers(scale, 1.f, page_scale, 1.f, 0.f, false); EXPECT_FLOAT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // The tilings are still our target scale, so they aren't removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); host_impl()->PinchGestureEnd(); // Create a 1.2 scale tiling. Now we have 1.0 and 1.2 tilings. Ideal = 1.2. scale = 1.2f; page_scale = 1.2f; SetContentsScaleOnBothLayers(1.2f, 1.f, page_scale, 1.f, 0.f, false); ASSERT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(3)->contents_scale_key()); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Mark the non-ideal tilings as used. They won't be removed. used_tilings.clear(); used_tilings.push_back(active_layer()->tilings()->tiling_at(1)); used_tilings.push_back(active_layer()->tilings()->tiling_at(3)); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(4u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f * low_res_factor, active_layer()->tilings()->tiling_at(3)->contents_scale_key()); // Now move the ideal scale to 0.5. Our target stays 1.2. SetContentsScaleOnBothLayers(0.5f, 1.f, page_scale, 1.f, 0.f, false); // The high resolution tiling is between target and ideal, so is not // removed. The low res tiling for the old ideal=1.0 scale is removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // Now move the ideal scale to 1.0. Our target stays 1.2. SetContentsScaleOnBothLayers(1.f, 1.f, page_scale, 1.f, 0.f, false); // All the tilings are between are target and the ideal, so they are not // removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // Now move the ideal scale to 1.1 on the active layer. Our target stays 1.2. SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.1f, 1.f, page_scale, 1.f, 0.f, false); // Because the pending layer's ideal scale is still 1.0, our tilings fall // in the range [1.0,1.2] and are kept. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // Move the ideal scale on the pending layer to 1.1 as well. Our target stays // 1.2 still. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.1f, 1.f, page_scale, 1.f, 0.f, false); // Our 1.0 tiling now falls outside the range between our ideal scale and our // target raster scale. But it is in our used tilings set, so nothing is // deleted. used_tilings.clear(); used_tilings.push_back(active_layer()->tilings()->tiling_at(1)); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2f * low_res_factor, active_layer()->tilings()->tiling_at(2)->contents_scale_key()); // If we remove it from our used tilings set, it is outside the range to keep // so it is deleted. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.2f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_FLOAT_EQ( 1.2 * low_res_factor, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); } TEST_F(PictureLayerImplTest, DontAddLowResDuringAnimation) { // Make sure this layer covers multiple tiles, since otherwise low // res won't get created because it is too small. gfx::Size tile_size(host_impl()->settings().default_tile_size); // Avoid max untiled layer size heuristics via fixed tile size. gfx::Size layer_bounds(tile_size.width() + 1, tile_size.height() + 1); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; float contents_scale = 1.f; float device_scale = 1.f; float page_scale = 1.f; float maximum_animation_scale = 1.f; float starting_animation_scale = 0.f; bool animating_transform = true; ResetTilingsAndRasterScales(); // Animating, so don't create low res even if there isn't one already. SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 1.f); EXPECT_BOTH_EQ(num_tilings(), 1u); // Stop animating, low res gets created. animating_transform = false; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 1.f); EXPECT_EQ(active_layer()->LowResTiling()->contents_scale_key(), low_res_factor); EXPECT_EQ(active_layer()->num_tilings(), 2u); EXPECT_EQ(pending_layer()->num_tilings(), 1u); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Page scale animation, new high res, but no low res. We still have // a tiling at the previous scale, it's just not marked as low res on the // active layer. The pending layer drops non-ideal tilings. contents_scale = 2.f; page_scale = 2.f; maximum_animation_scale = 2.f; animating_transform = true; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 2.f); EXPECT_FALSE(active_layer()->LowResTiling()); EXPECT_FALSE(pending_layer()->LowResTiling()); EXPECT_EQ(3u, active_layer()->num_tilings()); EXPECT_EQ(1u, pending_layer()->num_tilings()); // Stop animating, new low res gets created for final page scale. animating_transform = false; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 2.f); EXPECT_EQ(active_layer()->LowResTiling()->contents_scale_key(), 2.f * low_res_factor); EXPECT_EQ(4u, active_layer()->num_tilings()); EXPECT_EQ(1u, pending_layer()->num_tilings()); } TEST_F(PictureLayerImplTest, DontAddLowResForSmallLayers) { gfx::Size layer_bounds(host_impl()->settings().default_tile_size); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTrees(pending_raster_source, active_raster_source); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; float device_scale = 1.f; float page_scale = 1.f; float maximum_animation_scale = 1.f; float starting_animation_scale = 0.f; bool animating_transform = false; // Contents exactly fit on one tile at scale 1, no low res. float contents_scale = 1.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), contents_scale); EXPECT_BOTH_EQ(num_tilings(), 1u); ResetTilingsAndRasterScales(); // Contents that are smaller than one tile, no low res. contents_scale = 0.123f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), contents_scale); EXPECT_BOTH_EQ(num_tilings(), 1u); // TODO(danakj): Remove these when raster scale doesn't get fixed? ResetTilingsAndRasterScales(); // Any content bounds that would create more than one tile will // generate a low res tiling. contents_scale = 2.5f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), contents_scale); EXPECT_EQ(active_layer()->LowResTiling()->contents_scale_key(), contents_scale * low_res_factor); EXPECT_FALSE(pending_layer()->LowResTiling()); EXPECT_EQ(active_layer()->num_tilings(), 2u); EXPECT_EQ(pending_layer()->num_tilings(), 1u); // Mask layers dont create low res since they always fit on one tile. std::unique_ptr mask = FakePictureLayerImpl::CreateMaskWithRasterSource( host_impl()->pending_tree(), 3, pending_raster_source); mask->SetBounds(layer_bounds); mask->SetDrawsContent(true); pending_layer()->test_properties()->SetMaskLayer(std::move(mask)); pending_layer()->SetHasRenderSurface(true); RebuildPropertyTreesOnPendingTree(); host_impl()->pending_tree()->UpdateDrawProperties(false); FakePictureLayerImpl* mask_raw = static_cast( pending_layer()->test_properties()->mask_layer); // We did an UpdateDrawProperties above, which will set a contents scale on // the mask layer, so allow us to reset the contents scale. mask_raw->ReleaseTileResources(); mask_raw->RecreateTileResources(); SetupDrawPropertiesAndUpdateTiles( mask_raw, contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_EQ(mask_raw->HighResTiling()->contents_scale_key(), contents_scale); EXPECT_EQ(mask_raw->num_tilings(), 1u); } TEST_F(PictureLayerImplTest, HugeMasksGetScaledDown) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(1000, 1000); scoped_refptr valid_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(valid_raster_source); std::unique_ptr mask_ptr = FakePictureLayerImpl::CreateMaskWithRasterSource( host_impl()->pending_tree(), 3, valid_raster_source); mask_ptr->SetBounds(layer_bounds); mask_ptr->SetDrawsContent(true); pending_layer()->test_properties()->SetMaskLayer(std::move(mask_ptr)); pending_layer()->test_properties()->force_render_surface = true; RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); FakePictureLayerImpl* pending_mask = static_cast( pending_layer()->test_properties()->mask_layer); EXPECT_EQ(1.f, pending_mask->HighResTiling()->contents_scale_key()); EXPECT_EQ(1u, pending_mask->num_tilings()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( pending_mask->HighResTiling()->AllTilesForTesting()); ActivateTree(); FakePictureLayerImpl* active_mask = static_cast( host_impl()->active_tree()->LayerById(pending_mask->id())); // Mask layers have a tiling with a single tile in it. EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); // The mask resource exists. ResourceId mask_resource_id; gfx::Size mask_texture_size; active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size); EXPECT_NE(0u, mask_resource_id); EXPECT_EQ(active_mask->bounds(), mask_texture_size); // Drop resources and recreate them, still the same. pending_mask->ReleaseTileResources(); active_mask->ReleaseTileResources(); pending_mask->RecreateTileResources(); active_mask->RecreateTileResources(); SetupDrawPropertiesAndUpdateTiles(active_mask, 1.f, 1.f, 1.f, 1.f, 0.f, false); active_mask->HighResTiling()->CreateAllTilesForTesting(); EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); EXPECT_NE(0u, mask_resource_id); EXPECT_EQ(active_mask->bounds(), mask_texture_size); // Resize larger than the max texture size. int max_texture_size = host_impl()->resource_provider()->max_texture_size(); gfx::Size huge_bounds(max_texture_size + 1, 10); scoped_refptr huge_raster_source = FakeRasterSource::CreateFilled(huge_bounds); SetupPendingTree(huge_raster_source); pending_mask->SetBounds(huge_bounds); pending_mask->SetRasterSourceOnPending(huge_raster_source, Region()); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); // The mask tiling gets scaled down. EXPECT_LT(pending_mask->HighResTiling()->contents_scale_key(), 1.f); EXPECT_EQ(1u, pending_mask->num_tilings()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( pending_mask->HighResTiling()->AllTilesForTesting()); ActivateTree(); // Mask layers have a tiling with a single tile in it. EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); // The mask resource exists. active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size); EXPECT_NE(0u, mask_resource_id); gfx::Size expected_size = active_mask->bounds(); expected_size.SetToMin(gfx::Size(max_texture_size, max_texture_size)); EXPECT_EQ(expected_size, mask_texture_size); // Drop resources and recreate them, still the same. pending_mask->ReleaseTileResources(); active_mask->ReleaseTileResources(); pending_mask->RecreateTileResources(); active_mask->RecreateTileResources(); SetupDrawPropertiesAndUpdateTiles(active_mask, 1.f, 1.f, 1.f, 1.f, 0.f, false); active_mask->HighResTiling()->CreateAllTilesForTesting(); EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); EXPECT_NE(0u, mask_resource_id); EXPECT_EQ(expected_size, mask_texture_size); // Do another activate, the same holds. SetupPendingTree(huge_raster_source); ActivateTree(); EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); active_layer()->GetContentsResourceId(&mask_resource_id, &mask_texture_size); EXPECT_EQ(expected_size, mask_texture_size); EXPECT_EQ(0u, mask_resource_id); // Resize even larger, so that the scale would be smaller than the minimum // contents scale. Then the layer should no longer have any tiling. float min_contents_scale = host_impl()->settings().minimum_contents_scale; gfx::Size extra_huge_bounds(max_texture_size / min_contents_scale + 1, 10); scoped_refptr extra_huge_raster_source = FakeRasterSource::CreateFilled(extra_huge_bounds); SetupPendingTree(extra_huge_raster_source); pending_mask->SetBounds(extra_huge_bounds); pending_mask->SetRasterSourceOnPending(extra_huge_raster_source, Region()); EXPECT_FALSE(pending_mask->CanHaveTilings()); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); EXPECT_EQ(0u, pending_mask->num_tilings()); } TEST_F(PictureLayerImplTest, ScaledMaskLayer) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(1000, 1000); SetInitialDeviceScaleFactor(1.3f); scoped_refptr valid_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(valid_raster_source); std::unique_ptr mask_ptr = FakePictureLayerImpl::CreateMaskWithRasterSource( host_impl()->pending_tree(), 3, valid_raster_source); mask_ptr->SetBounds(layer_bounds); mask_ptr->SetDrawsContent(true); pending_layer()->test_properties()->SetMaskLayer(std::move(mask_ptr)); pending_layer()->test_properties()->force_render_surface = true; RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); FakePictureLayerImpl* pending_mask = static_cast( pending_layer()->test_properties()->mask_layer); // Masks are scaled, and do not have a low res tiling. EXPECT_EQ(1.3f, pending_mask->HighResTiling()->contents_scale_key()); EXPECT_EQ(1u, pending_mask->num_tilings()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( pending_mask->HighResTiling()->AllTilesForTesting()); ActivateTree(); FakePictureLayerImpl* active_mask = static_cast( host_impl()->active_tree()->LayerById(pending_mask->id())); // Mask layers have a tiling with a single tile in it. EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size()); // The mask resource exists. ResourceId mask_resource_id; gfx::Size mask_texture_size; active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size); EXPECT_NE(0u, mask_resource_id); gfx::Size expected_mask_texture_size = gfx::ScaleToCeiledSize(active_mask->bounds(), 1.3f); EXPECT_EQ(mask_texture_size, expected_mask_texture_size); } TEST_F(PictureLayerImplTest, ReleaseTileResources) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); // All tilings should be removed when losing output surface. active_layer()->ReleaseTileResources(); EXPECT_FALSE(active_layer()->tilings()); active_layer()->RecreateTileResources(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); pending_layer()->ReleaseTileResources(); EXPECT_FALSE(pending_layer()->tilings()); pending_layer()->RecreateTileResources(); EXPECT_EQ(0u, pending_layer()->tilings()->num_tilings()); // This should create new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.f, // ideal contents scale 1.f, // device scale 1.f, // page scale 1.f, // maximum animation scale 0.f, // starting animation_scale false); EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); } // ReleaseResources should behave identically to ReleaseTileResources. TEST_F(PictureLayerImplTest, ReleaseResources) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); // All tilings should be removed when losing output surface. active_layer()->ReleaseResources(); EXPECT_FALSE(active_layer()->tilings()); active_layer()->RecreateTileResources(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); pending_layer()->ReleaseResources(); EXPECT_FALSE(pending_layer()->tilings()); pending_layer()->RecreateTileResources(); EXPECT_EQ(0u, pending_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, ClampTilesToMaxTileSize) { gfx::Size layer_bounds(5000, 5000); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); EXPECT_GE(pending_layer()->tilings()->num_tilings(), 1u); pending_layer()->tilings()->tiling_at(0)->CreateAllTilesForTesting(); // The default value. EXPECT_EQ(gfx::Size(256, 256).ToString(), host_impl()->settings().default_tile_size.ToString()); Tile* tile = pending_layer()->tilings()->tiling_at(0)->AllTilesForTesting()[0]; EXPECT_EQ(gfx::Size(256, 256).ToString(), tile->content_rect().size().ToString()); ResetTilingsAndRasterScales(); // Change the max texture size on the output surface context. std::unique_ptr context = TestWebGraphicsContext3D::Create(); context->set_max_texture_size(140); ResetCompositorFrameSink( FakeCompositorFrameSink::Create3d(std::move(context))); SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); pending_layer()->tilings()->tiling_at(0)->CreateAllTilesForTesting(); // Verify the tiles are not larger than the context's max texture size. tile = pending_layer()->tilings()->tiling_at(0)->AllTilesForTesting()[0]; EXPECT_GE(140, tile->content_rect().width()); EXPECT_GE(140, tile->content_rect().height()); } TEST_F(PictureLayerImplTest, ClampSingleTileToToMaxTileSize) { gfx::Size layer_bounds(500, 500); SetupDefaultTrees(layer_bounds); EXPECT_GE(active_layer()->tilings()->num_tilings(), 1u); active_layer()->tilings()->tiling_at(0)->CreateAllTilesForTesting(); // The default value. The layer is smaller than this. EXPECT_EQ(gfx::Size(512, 512).ToString(), host_impl()->settings().max_untiled_layer_size.ToString()); // There should be a single tile since the layer is small. PictureLayerTiling* high_res_tiling = active_layer()->tilings()->tiling_at(0); EXPECT_EQ(1u, high_res_tiling->AllTilesForTesting().size()); ResetTilingsAndRasterScales(); // Change the max texture size on the output surface context. std::unique_ptr context = TestWebGraphicsContext3D::Create(); context->set_max_texture_size(140); ResetCompositorFrameSink( FakeCompositorFrameSink::Create3d(std::move(context))); SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); ASSERT_LE(1u, active_layer()->tilings()->num_tilings()); active_layer()->tilings()->tiling_at(0)->CreateAllTilesForTesting(); // There should be more than one tile since the max texture size won't cover // the layer. high_res_tiling = active_layer()->tilings()->tiling_at(0); EXPECT_LT(1u, high_res_tiling->AllTilesForTesting().size()); // Verify the tiles are not larger than the context's max texture size. Tile* tile = active_layer()->tilings()->tiling_at(0)->AllTilesForTesting()[0]; EXPECT_GE(140, tile->content_rect().width()); EXPECT_GE(140, tile->content_rect().height()); } TEST_F(PictureLayerImplTest, DisallowTileDrawQuads) { std::unique_ptr render_pass = RenderPass::Create(); gfx::Size layer_bounds(1300, 1900); gfx::Rect layer_rect(layer_bounds); gfx::Rect layer_invalidation(150, 200, 30, 180); SetupDefaultTreesWithInvalidation(layer_bounds, layer_invalidation); active_layer()->SetContentsOpaque(true); active_layer()->draw_properties().visible_layer_rect = gfx::Rect(layer_bounds); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_RESOURCELESS_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); ASSERT_EQ(1u, render_pass->quad_list.size()); EXPECT_EQ(DrawQuad::PICTURE_CONTENT, render_pass->quad_list.front()->material); EXPECT_EQ(render_pass->quad_list.front()->rect, layer_rect); EXPECT_EQ(render_pass->quad_list.front()->opaque_rect, layer_rect); EXPECT_EQ(render_pass->quad_list.front()->visible_rect, layer_rect); } TEST_F(PictureLayerImplTest, ResourcelessPartialRecording) { std::unique_ptr render_pass = RenderPass::Create(); gfx::Size tile_size(400, 400); gfx::Size layer_bounds(700, 650); gfx::Rect layer_rect(layer_bounds); SetInitialDeviceScaleFactor(2.f); gfx::Rect recorded_viewport(20, 30, 40, 50); scoped_refptr active_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, recorded_viewport); SetupPendingTree(active_raster_source); ActivateTree(); active_layer()->SetContentsOpaque(true); gfx::Rect visible_rect(30, 35, 10, 5); active_layer()->draw_properties().visible_layer_rect = visible_rect; AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_RESOURCELESS_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); gfx::Rect scaled_visible = gfx::ScaleToEnclosingRect(visible_rect, 2.f); gfx::Rect scaled_recorded = gfx::ScaleToEnclosingRect(recorded_viewport, 2.f); gfx::Rect quad_visible = gfx::IntersectRects(scaled_visible, scaled_recorded); ASSERT_EQ(1U, render_pass->quad_list.size()); EXPECT_EQ(DrawQuad::PICTURE_CONTENT, render_pass->quad_list.front()->material); const DrawQuad* quad = render_pass->quad_list.front(); EXPECT_EQ(quad_visible, quad->rect); EXPECT_EQ(quad_visible, quad->opaque_rect); EXPECT_EQ(quad_visible, quad->visible_rect); } TEST_F(PictureLayerImplTest, ResourcelessEmptyRecording) { std::unique_ptr render_pass = RenderPass::Create(); gfx::Size layer_bounds(700, 650); scoped_refptr active_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, gfx::Rect()); SetupPendingTree(active_raster_source); ActivateTree(); active_layer()->SetContentsOpaque(true); active_layer()->draw_properties().visible_layer_rect = gfx::Rect(layer_bounds); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_RESOURCELESS_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); EXPECT_EQ(0U, render_pass->quad_list.size()); } TEST_F(PictureLayerImplTest, SolidColorLayerHasVisibleFullCoverage) { std::unique_ptr render_pass = RenderPass::Create(); gfx::Size layer_bounds(1500, 1500); gfx::Rect visible_rect(250, 250, 1000, 1000); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilledSolidColor(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilledSolidColor(layer_bounds); SetupTrees(pending_raster_source, active_raster_source); active_layer()->draw_properties().visible_layer_rect = visible_rect; AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); Region remaining = visible_rect; for (auto* quad : render_pass->quad_list) { EXPECT_TRUE(visible_rect.Contains(quad->rect)); EXPECT_TRUE(remaining.Contains(quad->rect)); remaining.Subtract(quad->rect); } EXPECT_TRUE(remaining.IsEmpty()); } TEST_F(PictureLayerImplTest, TileScalesWithSolidColorRasterSource) { gfx::Size layer_bounds(200, 200); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilledSolidColor(layer_bounds); SetupTrees(pending_raster_source, active_raster_source); // Solid color raster source should not allow tilings at any scale. EXPECT_FALSE(active_layer()->CanHaveTilings()); EXPECT_EQ(0.f, active_layer()->ideal_contents_scale()); // Activate non-solid-color pending raster source makes active layer can have // tilings. ActivateTree(); EXPECT_TRUE(active_layer()->CanHaveTilings()); EXPECT_GT(active_layer()->ideal_contents_scale(), 0.f); } TEST_F(NoLowResPictureLayerImplTest, MarkRequiredOffscreenTiles) { gfx::Size layer_bounds(200, 200); gfx::Transform transform; gfx::Rect viewport(0, 0, 100, 200); host_impl()->SetExternalTilePriorityConstraints(viewport, transform); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, gfx::Size(100, 100), Region()); EXPECT_EQ(1u, pending_layer()->num_tilings()); EXPECT_EQ( viewport, pending_layer()->viewport_rect_for_tile_priority_in_content_space()); base::TimeTicks time_ticks; host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); pending_layer()->UpdateTiles(); int num_visible = 0; int num_offscreen = 0; std::unique_ptr queue(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); for (; !queue->IsEmpty(); queue->Pop()) { const PrioritizedTile& prioritized_tile = queue->Top(); DCHECK(prioritized_tile.tile()); if (prioritized_tile.priority().distance_to_visible == 0.f) { EXPECT_TRUE(prioritized_tile.tile()->required_for_activation()); num_visible++; } else { EXPECT_FALSE(prioritized_tile.tile()->required_for_activation()); num_offscreen++; } } EXPECT_GT(num_visible, 0); EXPECT_GT(num_offscreen, 0); } TEST_F(NoLowResPictureLayerImplTest, TileOutsideOfViewportForTilePriorityNotRequired) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(400, 400); gfx::Rect external_viewport_for_tile_priority(400, 200); gfx::Rect visible_layer_rect(200, 400); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); ASSERT_EQ(1u, pending_layer()->num_tilings()); ASSERT_EQ(1.f, pending_layer()->HighResTiling()->contents_scale_key()); // Set external viewport for tile priority. gfx::Transform transform; gfx::Transform transform_for_tile_priority; host_impl()->SetExternalTilePriorityConstraints( external_viewport_for_tile_priority, transform_for_tile_priority); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); // Set visible content rect that is different from // external_viewport_for_tile_priority. pending_layer()->draw_properties().visible_layer_rect = visible_layer_rect; host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); pending_layer()->UpdateTiles(); // Intersect the two rects. Any tile outside should not be required for // activation. gfx::Rect viewport_for_tile_priority = pending_layer()->viewport_rect_for_tile_priority_in_content_space(); viewport_for_tile_priority.Intersect(pending_layer()->visible_layer_rect()); EXPECT_TRUE(pending_layer()->HighResTiling()->AllTilesForTesting().empty()); int num_inside = 0; int num_outside = 0; for (PictureLayerTiling::CoverageIterator iter( active_layer()->HighResTiling(), 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; Tile* tile = *iter; if (viewport_for_tile_priority.Intersects(iter.geometry_rect())) { num_inside++; // Mark everything in viewport for tile priority as ready to draw. TileDrawInfo& draw_info = tile->draw_info(); draw_info.SetSolidColorForTesting(SK_ColorRED); } else { num_outside++; EXPECT_FALSE(tile->required_for_activation()); } } EXPECT_GT(num_inside, 0); EXPECT_GT(num_outside, 0); // Activate and draw active layer. host_impl()->ActivateSyncTree(); host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); active_layer()->draw_properties().visible_layer_rect = visible_layer_rect; std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); // All tiles in activation rect is ready to draw. EXPECT_EQ(0u, data.num_missing_tiles); EXPECT_EQ(0u, data.num_incomplete_tiles); EXPECT_FALSE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, HighResTileIsComplete) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); // All high res tiles have resources. std::vector tiles = active_layer()->tilings()->tiling_at(0)->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting(tiles); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); // All high res tiles drew, nothing was incomplete. EXPECT_EQ(9u, render_pass->quad_list.size()); EXPECT_EQ(0u, data.num_missing_tiles); EXPECT_EQ(0u, data.num_incomplete_tiles); EXPECT_FALSE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, HighResTileIsIncomplete) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); EXPECT_EQ(1u, render_pass->quad_list.size()); EXPECT_EQ(1u, data.num_missing_tiles); EXPECT_EQ(0u, data.num_incomplete_tiles); EXPECT_TRUE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, HighResTileIsIncompleteLowResComplete) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); std::vector low_tiles = active_layer()->tilings()->tiling_at(1)->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( low_tiles); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); EXPECT_EQ(1u, render_pass->quad_list.size()); EXPECT_EQ(0u, data.num_missing_tiles); EXPECT_EQ(1u, data.num_incomplete_tiles); EXPECT_TRUE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, LowResTileIsIncomplete) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); // All high res tiles have resources except one. std::vector high_tiles = active_layer()->tilings()->tiling_at(0)->AllTilesForTesting(); high_tiles.erase(high_tiles.begin()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( high_tiles); // All low res tiles have resources. std::vector low_tiles = active_layer()->tilings()->tiling_at(1)->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( low_tiles); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); // The missing high res tile was replaced by a low res tile. EXPECT_EQ(9u, render_pass->quad_list.size()); EXPECT_EQ(0u, data.num_missing_tiles); EXPECT_EQ(1u, data.num_incomplete_tiles); EXPECT_FALSE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, HighResAndIdealResTileIsCompleteWhenRasterScaleIsNotIdeal) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); gfx::Size viewport_size(400, 400); host_impl()->SetViewportSize(viewport_size); SetInitialDeviceScaleFactor(2.f); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); active_layer()->SetHasWillChangeTransformHint(true); // One ideal tile exists, this will get used when drawing. std::vector ideal_tiles; EXPECT_EQ(2.f, active_layer()->HighResTiling()->contents_scale_key()); ideal_tiles.push_back(active_layer()->HighResTiling()->TileAt(0, 0)); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( ideal_tiles); // Due to layer scale throttling, the raster contents scale is changed to 1, // while the ideal is still 2. SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); SetupDrawPropertiesAndUpdateTiles(active_layer(), 2.f, 1.f, 1.f, 1.f, 0.f, false); EXPECT_EQ(1.f, active_layer()->HighResTiling()->contents_scale_key()); EXPECT_EQ(1.f, active_layer()->raster_contents_scale()); EXPECT_EQ(2.f, active_layer()->ideal_contents_scale()); // Both tilings still exist. EXPECT_EQ(2.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_EQ(1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // All high res tiles have resources. std::vector high_tiles = active_layer()->HighResTiling()->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( high_tiles); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); // All high res tiles drew, and the one ideal res tile drew. ASSERT_GT(render_pass->quad_list.size(), 9u); EXPECT_EQ(gfx::Rect(0, 0, 99, 99), render_pass->quad_list.front()->rect); EXPECT_EQ(gfx::RectF(0.f, 0.f, 99.f, 99.f), TileDrawQuad::MaterialCast(render_pass->quad_list.front()) ->tex_coord_rect); EXPECT_EQ(gfx::Rect(99, 0, 100, 99), render_pass->quad_list.ElementAt(1)->rect); EXPECT_EQ(gfx::RectF(49.5f, 0.f, 50.f, 49.5f), TileDrawQuad::MaterialCast(render_pass->quad_list.ElementAt(1)) ->tex_coord_rect); // Neither the high res nor the ideal tiles were considered as incomplete. EXPECT_EQ(0u, data.num_missing_tiles); EXPECT_EQ(0u, data.num_incomplete_tiles); EXPECT_FALSE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, AppendQuadsDataForCheckerboard) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); gfx::Rect recorded_viewport(0, 0, 150, 150); scoped_refptr pending_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, recorded_viewport); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); EXPECT_EQ(1u, render_pass->quad_list.size()); EXPECT_EQ(1u, data.num_missing_tiles); EXPECT_EQ(0u, data.num_incomplete_tiles); EXPECT_EQ(40000, data.checkerboarded_visible_content_area); EXPECT_EQ(17500, data.checkerboarded_no_recording_content_area); EXPECT_EQ(22500, data.checkerboarded_needs_raster_content_area); EXPECT_TRUE(active_layer()->only_used_low_res_last_append_quads()); } TEST_F(PictureLayerImplTest, HighResRequiredWhenActiveAllReady) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, gfx::Rect(layer_bounds)); active_layer()->SetAllTilesReady(); // All active tiles ready, so pending can only activate with all high res // tiles. pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_FALSE(pending_layer()->LowResTiling()); AssertAllTilesRequired(pending_layer()->HighResTiling()); } TEST_F(PictureLayerImplTest, HighResRequiredWhenMissingHighResFlagOn) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); // No invalidation. SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); // Verify active tree not ready. Tile* some_active_tile = active_layer()->HighResTiling()->AllTilesForTesting()[0]; EXPECT_FALSE(some_active_tile->draw_info().IsReadyToDraw()); // When high res are required, all tiles in active high res tiling should be // required for activation. host_impl()->SetRequiresHighResToDraw(); pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_FALSE(pending_layer()->LowResTiling()); active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); active_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_TRUE(pending_layer()->HighResTiling()->AllTilesForTesting().empty()); AssertAllTilesRequired(active_layer()->HighResTiling()); AssertNoTilesRequired(active_layer()->LowResTiling()); } TEST_F(PictureLayerImplTest, AllHighResRequiredEvenIfNotChanged) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); Tile* some_active_tile = active_layer()->HighResTiling()->AllTilesForTesting()[0]; EXPECT_FALSE(some_active_tile->draw_info().IsReadyToDraw()); // Since there are no invalidations, pending tree should have no tiles. EXPECT_TRUE(pending_layer()->HighResTiling()->AllTilesForTesting().empty()); EXPECT_FALSE(pending_layer()->LowResTiling()); active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); active_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); AssertAllTilesRequired(active_layer()->HighResTiling()); AssertNoTilesRequired(active_layer()->LowResTiling()); } TEST_F(PictureLayerImplTest, DisallowRequiredForActivation) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); Tile* some_active_tile = active_layer()->HighResTiling()->AllTilesForTesting()[0]; EXPECT_FALSE(some_active_tile->draw_info().IsReadyToDraw()); EXPECT_TRUE(pending_layer()->HighResTiling()->AllTilesForTesting().empty()); EXPECT_FALSE(pending_layer()->LowResTiling()); active_layer()->HighResTiling()->set_can_require_tiles_for_activation(false); active_layer()->LowResTiling()->set_can_require_tiles_for_activation(false); pending_layer()->HighResTiling()->set_can_require_tiles_for_activation(false); // If we disallow required for activation, no tiles can be required. active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); active_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); AssertNoTilesRequired(active_layer()->HighResTiling()); AssertNoTilesRequired(active_layer()->LowResTiling()); } TEST_F(PictureLayerImplTest, NothingRequiredIfActiveMissingTiles) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); // This raster source will create tilings, but has no recordings so will not // create any tiles. This is attempting to simulate scrolling past the end of // recorded content on the active layer, where the recordings are so far away // that no tiles are created. scoped_refptr active_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, gfx::Rect()); SetupTreesWithFixedTileSize(pending_raster_source, active_raster_source, tile_size, Region()); // Active layer has tilings, but no tiles due to missing recordings. EXPECT_TRUE(active_layer()->CanHaveTilings()); EXPECT_EQ(active_layer()->tilings()->num_tilings(), 2u); EXPECT_EQ(active_layer()->HighResTiling()->AllTilesForTesting().size(), 0u); // Since the active layer has no tiles at all, the pending layer doesn't // need content in order to activate. pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_FALSE(pending_layer()->LowResTiling()); AssertNoTilesRequired(pending_layer()->HighResTiling()); } TEST_F(PictureLayerImplTest, HighResRequiredIfActiveCantHaveTiles) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateEmpty(layer_bounds); SetupTreesWithFixedTileSize(pending_raster_source, active_raster_source, tile_size, Region()); // Active layer can't have tiles. EXPECT_FALSE(active_layer()->CanHaveTilings()); // All high res tiles required. This should be considered identical // to the case where there is no active layer, to avoid flashing content. // This can happen if a layer exists for a while and switches from // not being able to have content to having content. pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_FALSE(pending_layer()->LowResTiling()); AssertAllTilesRequired(pending_layer()->HighResTiling()); } TEST_F(PictureLayerImplTest, HighResRequiredWhenActiveHasDifferentBounds) { gfx::Size pending_layer_bounds(400, 400); gfx::Size active_layer_bounds(200, 200); gfx::Size tile_size(100, 100); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(pending_layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(active_layer_bounds); SetupTreesWithFixedTileSize(pending_raster_source, active_raster_source, tile_size, Region()); // Since the active layer has different bounds, the pending layer needs all // high res tiles in order to activate. pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); EXPECT_FALSE(pending_layer()->LowResTiling()); active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); active_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); AssertAllTilesRequired(pending_layer()->HighResTiling()); AssertAllTilesRequired(active_layer()->HighResTiling()); AssertNoTilesRequired(active_layer()->LowResTiling()); } TEST_F(PictureLayerImplTest, ActivateUninitializedLayer) { gfx::Size layer_bounds(400, 400); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->CreatePendingTree(); LayerTreeImpl* pending_tree = host_impl()->pending_tree(); std::unique_ptr pending_layer = FakePictureLayerImpl::CreateWithRasterSource(pending_tree, layer_id(), pending_raster_source); pending_layer->SetDrawsContent(true); pending_tree->SetRootLayerForTesting(std::move(pending_layer)); pending_tree->BuildLayerListForTesting(); FakePictureLayerImpl* raw_pending_layer = static_cast( host_impl()->pending_tree()->LayerById(layer_id())); // Set some state on the pending layer, make sure it is not clobbered // by a sync from the active layer. This could happen because if the // pending layer has not been post-commit initialized it will attempt // to sync from the active layer. float raster_page_scale = 10.f * raw_pending_layer->raster_page_scale(); raw_pending_layer->set_raster_page_scale(raster_page_scale); host_impl()->ActivateSyncTree(); FakePictureLayerImpl* raw_active_layer = static_cast( host_impl()->active_tree()->LayerById(layer_id())); EXPECT_EQ(0u, raw_active_layer->num_tilings()); EXPECT_EQ(raster_page_scale, raw_active_layer->raster_page_scale()); } TEST_F(PictureLayerImplTest, ShareTilesOnNextFrame) { gfx::Size layer_bounds(1500, 1500); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); PictureLayerTiling* tiling = pending_layer()->HighResTiling(); gfx::Rect first_invalidate = tiling->TilingDataForTesting().TileBounds(0, 0); first_invalidate.Inset(tiling->TilingDataForTesting().border_texels(), tiling->TilingDataForTesting().border_texels()); gfx::Rect second_invalidate = tiling->TilingDataForTesting().TileBounds(1, 1); second_invalidate.Inset(tiling->TilingDataForTesting().border_texels(), tiling->TilingDataForTesting().border_texels()); ActivateTree(); // Make a pending tree with an invalidated raster tile 0,0. SetupPendingTreeWithInvalidation(pending_raster_source, first_invalidate); // Activate and make a pending tree with an invalidated raster tile 1,1. ActivateTree(); SetupPendingTreeWithInvalidation(pending_raster_source, second_invalidate); PictureLayerTiling* pending_tiling = pending_layer()->tilings()->tiling_at(0); PictureLayerTiling* active_tiling = active_layer()->tilings()->tiling_at(0); // Tile 0,0 not exist on pending, but tile 1,1 should. EXPECT_TRUE(active_tiling->TileAt(0, 0)); EXPECT_TRUE(active_tiling->TileAt(1, 0)); EXPECT_TRUE(active_tiling->TileAt(0, 1)); EXPECT_FALSE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 0)); EXPECT_FALSE(pending_tiling->TileAt(0, 1)); EXPECT_NE(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1)); EXPECT_TRUE(active_tiling->TileAt(1, 1)); EXPECT_TRUE(pending_tiling->TileAt(1, 1)); // Drop the tiles on the active tree and recreate them. active_layer()->tilings()->UpdateTilePriorities(gfx::Rect(), 1.f, 1.0, Occlusion(), true); EXPECT_TRUE(active_tiling->AllTilesForTesting().empty()); active_tiling->CreateAllTilesForTesting(); // Tile 0,0 not exist on pending, but tile 1,1 should. EXPECT_TRUE(active_tiling->TileAt(0, 0)); EXPECT_TRUE(active_tiling->TileAt(1, 0)); EXPECT_TRUE(active_tiling->TileAt(0, 1)); EXPECT_FALSE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 0)); EXPECT_FALSE(pending_tiling->TileAt(0, 1)); EXPECT_NE(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1)); EXPECT_TRUE(active_tiling->TileAt(1, 1)); EXPECT_TRUE(pending_tiling->TileAt(1, 1)); } TEST_F(PictureLayerImplTest, PendingHasNoTilesWithNoInvalidation) { SetupDefaultTrees(gfx::Size(1500, 1500)); EXPECT_GE(active_layer()->num_tilings(), 1u); EXPECT_GE(pending_layer()->num_tilings(), 1u); // No invalidation. PictureLayerTiling* active_tiling = active_layer()->tilings()->tiling_at(0); PictureLayerTiling* pending_tiling = pending_layer()->tilings()->tiling_at(0); ASSERT_TRUE(active_tiling); ASSERT_TRUE(pending_tiling); EXPECT_TRUE(active_tiling->TileAt(0, 0)); EXPECT_TRUE(active_tiling->TileAt(1, 0)); EXPECT_TRUE(active_tiling->TileAt(0, 1)); EXPECT_TRUE(active_tiling->TileAt(1, 1)); EXPECT_FALSE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 0)); EXPECT_FALSE(pending_tiling->TileAt(0, 1)); EXPECT_FALSE(pending_tiling->TileAt(1, 1)); } TEST_F(PictureLayerImplTest, ShareInvalidActiveTreeTiles) { gfx::Size layer_bounds(1500, 1500); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTreesWithInvalidation(pending_raster_source, active_raster_source, gfx::Rect(1, 1)); // Activate the invalidation. ActivateTree(); // Make another pending tree without any invalidation in it. scoped_refptr pending_raster_source2 = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source2); EXPECT_GE(active_layer()->num_tilings(), 1u); EXPECT_GE(pending_layer()->num_tilings(), 1u); // The active tree invalidation was handled by the active tiles. PictureLayerTiling* active_tiling = active_layer()->tilings()->tiling_at(0); PictureLayerTiling* pending_tiling = pending_layer()->tilings()->tiling_at(0); ASSERT_TRUE(active_tiling); ASSERT_TRUE(pending_tiling); EXPECT_TRUE(active_tiling->TileAt(0, 0)); EXPECT_TRUE(active_tiling->TileAt(1, 0)); EXPECT_TRUE(active_tiling->TileAt(0, 1)); EXPECT_TRUE(active_tiling->TileAt(1, 1)); EXPECT_FALSE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 0)); EXPECT_FALSE(pending_tiling->TileAt(0, 1)); EXPECT_FALSE(pending_tiling->TileAt(1, 1)); } TEST_F(PictureLayerImplTest, RecreateInvalidPendingTreeTiles) { // Set some invalidation on the pending tree. We should replace raster tiles // that touch this. SetupDefaultTreesWithInvalidation(gfx::Size(1500, 1500), gfx::Rect(1, 1)); EXPECT_GE(active_layer()->num_tilings(), 1u); EXPECT_GE(pending_layer()->num_tilings(), 1u); // The pending tree invalidation creates tiles on the pending tree. PictureLayerTiling* active_tiling = active_layer()->tilings()->tiling_at(0); PictureLayerTiling* pending_tiling = pending_layer()->tilings()->tiling_at(0); ASSERT_TRUE(active_tiling); ASSERT_TRUE(pending_tiling); EXPECT_TRUE(active_tiling->TileAt(0, 0)); EXPECT_TRUE(active_tiling->TileAt(1, 0)); EXPECT_TRUE(active_tiling->TileAt(0, 1)); EXPECT_TRUE(active_tiling->TileAt(1, 1)); EXPECT_TRUE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 0)); EXPECT_FALSE(pending_tiling->TileAt(0, 1)); EXPECT_FALSE(pending_tiling->TileAt(1, 1)); EXPECT_NE(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0)); } TEST_F(PictureLayerImplTest, SyncTilingAfterGpuRasterizationToggles) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(10, 10); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupTrees(pending_raster_source, active_raster_source); EXPECT_TRUE(pending_layer()->tilings()->FindTilingWithScaleKey(1.f)); EXPECT_TRUE(active_layer()->tilings()->FindTilingWithScaleKey(1.f)); // Gpu rasterization is disabled by default. EXPECT_FALSE(host_impl()->use_gpu_rasterization()); EXPECT_EQ(0u, pending_layer()->release_tile_resources_count()); EXPECT_EQ(0u, active_layer()->release_tile_resources_count()); EXPECT_EQ(0u, pending_layer()->release_resources_count()); EXPECT_EQ(0u, active_layer()->release_resources_count()); // Toggling the gpu rasterization clears all tilings on both trees. host_impl()->SetHasGpuRasterizationTrigger(true); host_impl()->SetContentIsSuitableForGpuRasterization(true); host_impl()->CommitComplete(); EXPECT_EQ(1u, pending_layer()->release_tile_resources_count()); EXPECT_EQ(1u, active_layer()->release_tile_resources_count()); EXPECT_EQ(1u, pending_layer()->release_resources_count()); EXPECT_EQ(1u, active_layer()->release_resources_count()); // But the pending layer gets a tiling back, and can activate it. EXPECT_TRUE(pending_layer()->tilings()->FindTilingWithScaleKey(1.f)); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); ActivateTree(); EXPECT_TRUE(active_layer()->tilings()->FindTilingWithScaleKey(1.f)); SetupPendingTree(pending_raster_source); EXPECT_TRUE(pending_layer()->tilings()->FindTilingWithScaleKey(1.f)); // Toggling the gpu rasterization clears all tilings on both trees. EXPECT_TRUE(host_impl()->use_gpu_rasterization()); host_impl()->SetHasGpuRasterizationTrigger(false); host_impl()->CommitComplete(); EXPECT_EQ(GpuRasterizationStatus::OFF_VIEWPORT, host_impl()->gpu_rasterization_status()); EXPECT_EQ(2u, pending_layer()->release_tile_resources_count()); EXPECT_EQ(2u, active_layer()->release_tile_resources_count()); EXPECT_EQ(2u, pending_layer()->release_resources_count()); EXPECT_EQ(2u, active_layer()->release_resources_count()); host_impl()->SetHasGpuRasterizationTrigger(true); host_impl()->SetContentIsSuitableForGpuRasterization(false); host_impl()->CommitComplete(); EXPECT_EQ(GpuRasterizationStatus::OFF_CONTENT, host_impl()->gpu_rasterization_status()); } TEST_F(PictureLayerImplTest, HighResCreatedWhenBoundsShrink) { // Put 0.5 as high res. SetInitialDeviceScaleFactor(0.5f); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(gfx::Size(10, 10)); SetupPendingTree(pending_raster_source); // Sanity checks. EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_TRUE(pending_layer()->tilings()->FindTilingWithScaleKey(0.5f)); ActivateTree(); // Now, set the bounds to be 1x1, so that minimum contents scale becomes 1. pending_raster_source = FakeRasterSource::CreateFilled(gfx::Size(1, 1)); SetupPendingTree(pending_raster_source); // Another sanity check. EXPECT_EQ(1.f, pending_layer()->MinimumContentsScale()); // Since the MinContentsScale is 1, the 0.5 tiling should have been replaced // by a 1.0 tiling during the UDP in SetupPendingTree. EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); PictureLayerTiling* tiling = pending_layer()->tilings()->FindTilingWithScaleKey(1.0f); ASSERT_TRUE(tiling); EXPECT_EQ(HIGH_RESOLUTION, tiling->resolution()); } TEST_F(PictureLayerImplTest, LowResTilingWithoutGpuRasterization) { gfx::Size default_tile_size(host_impl()->settings().default_tile_size); gfx::Size layer_bounds(default_tile_size.width() * 4, default_tile_size.height() * 4); host_impl()->SetHasGpuRasterizationTrigger(false); SetupDefaultTrees(layer_bounds); EXPECT_FALSE(host_impl()->use_gpu_rasterization()); // Should have only a high-res tiling. EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); ActivateTree(); // Should add a high and a low res for active tree. EXPECT_EQ(2u, active_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, NoLowResTilingWithGpuRasterization) { gfx::Size default_tile_size(host_impl()->settings().default_tile_size); gfx::Size layer_bounds(default_tile_size.width() * 4, default_tile_size.height() * 4); host_impl()->SetHasGpuRasterizationTrigger(true); host_impl()->SetContentIsSuitableForGpuRasterization(true); host_impl()->CommitComplete(); SetupDefaultTrees(layer_bounds); EXPECT_TRUE(host_impl()->use_gpu_rasterization()); // Should only have the high-res tiling. EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); ActivateTree(); // Should only have the high-res tiling. EXPECT_EQ(1u, active_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, RequiredTilesWithGpuRasterization) { host_impl()->SetHasGpuRasterizationTrigger(true); host_impl()->SetContentIsSuitableForGpuRasterization(true); host_impl()->CommitComplete(); gfx::Size viewport_size(1000, 1000); host_impl()->SetViewportSize(viewport_size); gfx::Size layer_bounds(4000, 4000); SetupDefaultTrees(layer_bounds); EXPECT_TRUE(host_impl()->use_gpu_rasterization()); // Should only have the high-res tiling. EXPECT_EQ(1u, active_layer()->tilings()->num_tilings()); active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); // High res tiling should have 64 tiles (4x16 tile grid). EXPECT_EQ(64u, active_layer()->HighResTiling()->AllTilesForTesting().size()); // Visible viewport should be covered by 4 tiles. No other // tiles should be required for activation. EXPECT_EQ(4u, NumberOfTilesRequired(active_layer()->HighResTiling())); } TEST_F(PictureLayerImplTest, NoTilingIfDoesNotDrawContent) { // Set up layers with tilings. SetupDefaultTrees(gfx::Size(10, 10)); SetContentsScaleOnBothLayers(1.f, 1.f, 1.f, 1.f, 0.f, false); pending_layer()->PushPropertiesTo(active_layer()); EXPECT_TRUE(pending_layer()->DrawsContent()); EXPECT_TRUE(pending_layer()->CanHaveTilings()); EXPECT_GE(pending_layer()->num_tilings(), 0u); EXPECT_GE(active_layer()->num_tilings(), 0u); // Set content to false, which should make CanHaveTilings return false. pending_layer()->SetDrawsContent(false); EXPECT_FALSE(pending_layer()->DrawsContent()); EXPECT_FALSE(pending_layer()->CanHaveTilings()); // No tilings should be pushed to active layer. pending_layer()->PushPropertiesTo(active_layer()); EXPECT_EQ(0u, active_layer()->num_tilings()); } TEST_F(PictureLayerImplTest, FirstTilingDuringPinch) { SetupDefaultTrees(gfx::Size(10, 10)); // We start with a tiling at scale 1. EXPECT_EQ(1.f, pending_layer()->HighResTiling()->contents_scale_key()); // When we page scale up by 2.3, we get a new tiling that is a power of 2, in // this case 4. host_impl()->PinchGestureBegin(); float high_res_scale = 2.3f; SetContentsScaleOnBothLayers(high_res_scale, 1.f, high_res_scale, 1.f, 0.f, false); EXPECT_EQ(4.f, pending_layer()->HighResTiling()->contents_scale_key()); } TEST_F(PictureLayerImplTest, PinchingTooSmall) { SetupDefaultTrees(gfx::Size(10, 10)); // We start with a tiling at scale 1. EXPECT_EQ(1.f, pending_layer()->HighResTiling()->contents_scale_key()); host_impl()->PinchGestureBegin(); float high_res_scale = 0.0001f; EXPECT_LT(high_res_scale, pending_layer()->MinimumContentsScale()); SetContentsScaleOnBothLayers(high_res_scale, 1.f, high_res_scale, 1.f, 0.f, false); EXPECT_FLOAT_EQ(pending_layer()->MinimumContentsScale(), pending_layer()->HighResTiling()->contents_scale_key()); } TEST_F(PictureLayerImplTest, PinchingTooSmallWithContentsScale) { SetupDefaultTrees(gfx::Size(10, 10)); ResetTilingsAndRasterScales(); float contents_scale = 0.15f; SetContentsScaleOnBothLayers(contents_scale, 1.f, 1.f, 1.f, 0.f, false); ASSERT_GE(pending_layer()->num_tilings(), 0u); EXPECT_FLOAT_EQ(contents_scale, pending_layer()->HighResTiling()->contents_scale_key()); host_impl()->PinchGestureBegin(); float page_scale = 0.0001f; EXPECT_LT(page_scale * contents_scale, pending_layer()->MinimumContentsScale()); SetContentsScaleOnBothLayers(contents_scale * page_scale, 1.f, page_scale, 1.f, 0.f, false); ASSERT_GE(pending_layer()->num_tilings(), 0u); EXPECT_FLOAT_EQ(pending_layer()->MinimumContentsScale(), pending_layer()->HighResTiling()->contents_scale_key()); } TEST_F(PictureLayerImplTest, ConsiderAnimationStartScaleForRasterScale) { gfx::Size viewport_size(1000, 1000); host_impl()->SetViewportSize(viewport_size); gfx::Size layer_bounds(100, 100); SetupDefaultTrees(layer_bounds); float contents_scale = 2.f; float device_scale = 1.f; float page_scale = 1.f; float maximum_animation_scale = 3.f; float starting_animation_scale = 1.f; bool animating_transform = true; EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 1.f); // Maximum animation scale is greater than starting animation scale SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); animating_transform = false; // Once we stop animating, a new high-res tiling should be created. SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 2.f); // Starting animation scale greater than maximum animation scale // Bounds at starting scale within the viewport animating_transform = true; starting_animation_scale = 5.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 5.f); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 2.f); // Starting Animation scale greater than maximum animation scale // Bounds at starting scale outisde the viewport animating_transform = true; starting_animation_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); } TEST_F(PictureLayerImplTest, HighResTilingDuringAnimation) { gfx::Size viewport_size(1000, 1000); host_impl()->SetViewportSize(viewport_size); gfx::Size layer_bounds(100, 100); SetupDefaultTrees(layer_bounds); float contents_scale = 1.f; float device_scale = 1.f; float page_scale = 1.f; float maximum_animation_scale = 1.f; float starting_animation_scale = 0.f; bool animating_transform = false; EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 1.f); // Starting an animation should cause tiling resolution to get set to the // maximum animation scale factor. animating_transform = true; maximum_animation_scale = 3.f; contents_scale = 2.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); // Further changes to scale during the animation should not cause a new // high-res tiling to get created. contents_scale = 4.f; maximum_animation_scale = 5.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 4.f); // When animating with an unknown maximum animation scale factor, a new // high-res tiling should be created at a source scale of 1. animating_transform = true; contents_scale = 2.f; maximum_animation_scale = 0.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), page_scale * device_scale); // Further changes to scale during the animation should not cause a new // high-res tiling to get created. contents_scale = 3.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), page_scale * device_scale); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; contents_scale = 4.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 4.f); // When animating with a maxmium animation scale factor that is so large // that the layer grows larger than the viewport at this scale, a new // high-res tiling should get created at a source scale of 1, not at its // maximum scale. animating_transform = true; contents_scale = 2.f; maximum_animation_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), page_scale * device_scale); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; contents_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 11.f); // When animating with a maxmium animation scale factor that is so large // that the layer grows larger than the viewport at this scale, and where // the intial source scale is < 1, a new high-res tiling should get created // at source scale 1. animating_transform = true; contents_scale = 0.1f; maximum_animation_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), device_scale * page_scale); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; contents_scale = 12.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 12.f); // When animating toward a smaller scale, but that is still so large that the // layer grows larger than the viewport at this scale, a new high-res tiling // should get created at source scale 1. animating_transform = true; contents_scale = 11.f; maximum_animation_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), device_scale * page_scale); // Once we stop animating, a new high-res tiling should be created. animating_transform = false; contents_scale = 11.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 11.f); } TEST_F(PictureLayerImplTest, TilingSetRasterQueue) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); host_impl()->SetViewportSize(gfx::Size(500, 500)); gfx::Size layer_bounds(1000, 1000); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); EXPECT_EQ(1u, pending_layer()->num_tilings()); std::set unique_tiles; bool reached_prepaint = false; int non_ideal_tile_count = 0u; int low_res_tile_count = 0u; int high_res_tile_count = 0u; int high_res_now_tiles = 0u; std::unique_ptr queue(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); TilePriority priority = prioritized_tile.priority(); EXPECT_TRUE(prioritized_tile.tile()); // Non-high res tiles only get visible tiles. Also, prepaint should only // come at the end of the iteration. if (priority.resolution != HIGH_RESOLUTION) { EXPECT_EQ(TilePriority::NOW, priority.priority_bin); } else if (reached_prepaint) { EXPECT_NE(TilePriority::NOW, priority.priority_bin); } else { reached_prepaint = priority.priority_bin != TilePriority::NOW; if (!reached_prepaint) ++high_res_now_tiles; } non_ideal_tile_count += priority.resolution == NON_IDEAL_RESOLUTION; low_res_tile_count += priority.resolution == LOW_RESOLUTION; high_res_tile_count += priority.resolution == HIGH_RESOLUTION; unique_tiles.insert(prioritized_tile.tile()); queue->Pop(); } EXPECT_TRUE(reached_prepaint); EXPECT_EQ(0, non_ideal_tile_count); EXPECT_EQ(0, low_res_tile_count); // With layer size being 1000x1000 and default tile size 256x256, we expect to // see 4 now tiles out of 16 total high res tiles. EXPECT_EQ(16, high_res_tile_count); EXPECT_EQ(4, high_res_now_tiles); EXPECT_EQ(low_res_tile_count + high_res_tile_count + non_ideal_tile_count, static_cast(unique_tiles.size())); std::unique_ptr required_queue( new TilingSetRasterQueueRequired( pending_layer()->picture_layer_tiling_set(), RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW)); EXPECT_TRUE(required_queue->IsEmpty()); required_queue.reset(new TilingSetRasterQueueRequired( pending_layer()->picture_layer_tiling_set(), RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION)); EXPECT_FALSE(required_queue->IsEmpty()); int required_for_activation_count = 0; while (!required_queue->IsEmpty()) { PrioritizedTile prioritized_tile = required_queue->Top(); EXPECT_TRUE(prioritized_tile.tile()->required_for_activation()); EXPECT_FALSE(prioritized_tile.tile()->draw_info().IsReadyToDraw()); ++required_for_activation_count; required_queue->Pop(); } // All of the high res tiles should be required for activation, since there is // no active twin. EXPECT_EQ(high_res_now_tiles, required_for_activation_count); // No NOW tiles. host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); pending_layer()->draw_properties().visible_layer_rect = gfx::Rect(1100, 1100, 500, 500); pending_layer()->UpdateTiles(); unique_tiles.clear(); high_res_tile_count = 0u; queue.reset(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); TilePriority priority = prioritized_tile.priority(); EXPECT_TRUE(prioritized_tile.tile()); // Non-high res tiles only get visible tiles. EXPECT_EQ(HIGH_RESOLUTION, priority.resolution); EXPECT_NE(TilePriority::NOW, priority.priority_bin); high_res_tile_count += priority.resolution == HIGH_RESOLUTION; unique_tiles.insert(prioritized_tile.tile()); queue->Pop(); } EXPECT_EQ(16, high_res_tile_count); EXPECT_EQ(high_res_tile_count, static_cast(unique_tiles.size())); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); pending_layer()->draw_properties().visible_layer_rect = gfx::Rect(0, 0, 500, 500); pending_layer()->UpdateTiles(); std::vector high_res_tiles = pending_layer()->HighResTiling()->AllTilesForTesting(); for (std::vector::iterator tile_it = high_res_tiles.begin(); tile_it != high_res_tiles.end(); ++tile_it) { Tile* tile = *tile_it; TileDrawInfo& draw_info = tile->draw_info(); draw_info.SetSolidColorForTesting(SK_ColorRED); } queue.reset(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), true)); EXPECT_TRUE(queue->IsEmpty()); } TEST_F(PictureLayerImplTest, TilingSetRasterQueueActiveTree) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); host_impl()->SetViewportSize(gfx::Size(500, 500)); gfx::Size layer_bounds(1000, 1000); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); ActivateTree(); EXPECT_EQ(2u, active_layer()->num_tilings()); std::unique_ptr queue( new TilingSetRasterQueueRequired( active_layer()->picture_layer_tiling_set(), RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW)); EXPECT_FALSE(queue->IsEmpty()); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); EXPECT_TRUE(prioritized_tile.tile()->required_for_draw()); EXPECT_FALSE(prioritized_tile.tile()->draw_info().IsReadyToDraw()); queue->Pop(); } queue.reset(new TilingSetRasterQueueRequired( active_layer()->picture_layer_tiling_set(), RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION)); EXPECT_TRUE(queue->IsEmpty()); } TEST_F(PictureLayerImplTest, TilingSetRasterQueueRequiredNoHighRes) { scoped_refptr pending_raster_source = FakeRasterSource::CreateFilledSolidColor(gfx::Size(1024, 1024)); SetupPendingTree(pending_raster_source); EXPECT_FALSE( pending_layer()->picture_layer_tiling_set()->FindTilingWithResolution( HIGH_RESOLUTION)); std::unique_ptr queue( new TilingSetRasterQueueRequired( pending_layer()->picture_layer_tiling_set(), RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION)); EXPECT_TRUE(queue->IsEmpty()); } TEST_F(PictureLayerImplTest, TilingSetEvictionQueue) { gfx::Size layer_bounds(1000, 1000); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; host_impl()->SetViewportSize(gfx::Size(500, 500)); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); // TODO(vmpstr): Add a test with tilings other than high res on the active // tree (crbug.com/519607). SetupPendingTree(pending_raster_source); EXPECT_EQ(1u, pending_layer()->num_tilings()); std::vector all_tiles; for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); std::vector tiles = tiling->AllTilesForTesting(); all_tiles.insert(all_tiles.end(), tiles.begin(), tiles.end()); } std::set all_tiles_set(all_tiles.begin(), all_tiles.end()); bool mark_required = false; size_t number_of_marked_tiles = 0u; size_t number_of_unmarked_tiles = 0u; for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); for (PictureLayerTiling::CoverageIterator iter( tiling, 1.f, pending_layer()->visible_layer_rect()); iter; ++iter) { if (mark_required) { number_of_marked_tiles++; iter->set_required_for_activation(true); } else { number_of_unmarked_tiles++; } mark_required = !mark_required; } } // Sanity checks. EXPECT_EQ(16u, all_tiles.size()); EXPECT_EQ(16u, all_tiles_set.size()); EXPECT_GT(number_of_marked_tiles, 1u); EXPECT_GT(number_of_unmarked_tiles, 1u); // Tiles don't have resources yet. std::unique_ptr queue( new TilingSetEvictionQueue(pending_layer()->picture_layer_tiling_set())); EXPECT_TRUE(queue->IsEmpty()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( all_tiles); std::set unique_tiles; float expected_scales[] = {low_res_factor, 1.f}; size_t scale_index = 0; bool reached_visible = false; PrioritizedTile last_tile; size_t distance_decreasing = 0; size_t distance_increasing = 0; queue.reset( new TilingSetEvictionQueue(pending_layer()->picture_layer_tiling_set())); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); if (!last_tile.tile()) last_tile = prioritized_tile; EXPECT_TRUE(tile); TilePriority priority = prioritized_tile.priority(); if (priority.priority_bin == TilePriority::NOW) { reached_visible = true; last_tile = prioritized_tile; break; } EXPECT_FALSE(tile->required_for_activation()); while (std::abs(tile->contents_scale_key() - expected_scales[scale_index]) > std::numeric_limits::epsilon()) { ++scale_index; ASSERT_LT(scale_index, arraysize(expected_scales)); } EXPECT_FLOAT_EQ(tile->contents_scale_key(), expected_scales[scale_index]); unique_tiles.insert(tile); if (tile->required_for_activation() == last_tile.tile()->required_for_activation() && std::abs(tile->contents_scale_key() - last_tile.tile()->contents_scale_key()) < std::numeric_limits::epsilon()) { if (priority.distance_to_visible <= last_tile.priority().distance_to_visible) ++distance_decreasing; else ++distance_increasing; } last_tile = prioritized_tile; queue->Pop(); } // 4 high res tiles are inside the viewport, the rest are evicted. EXPECT_TRUE(reached_visible); EXPECT_EQ(12u, unique_tiles.size()); EXPECT_EQ(1u, distance_increasing); EXPECT_EQ(11u, distance_decreasing); scale_index = 0; bool reached_required = false; while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); EXPECT_TRUE(tile); TilePriority priority = prioritized_tile.priority(); EXPECT_EQ(TilePriority::NOW, priority.priority_bin); if (reached_required) { EXPECT_TRUE(tile->required_for_activation()); } else if (tile->required_for_activation()) { reached_required = true; scale_index = 0; } while (std::abs(tile->contents_scale_key() - expected_scales[scale_index]) > std::numeric_limits::epsilon()) { ++scale_index; ASSERT_LT(scale_index, arraysize(expected_scales)); } EXPECT_FLOAT_EQ(tile->contents_scale_key(), expected_scales[scale_index]); unique_tiles.insert(tile); queue->Pop(); } EXPECT_TRUE(reached_required); EXPECT_EQ(all_tiles_set.size(), unique_tiles.size()); } TEST_F(PictureLayerImplTest, Occlusion) { gfx::Size tile_size(102, 102); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(1000, 1000); LayerTestCommon::LayerImplTest impl; host_impl()->SetViewportSize(viewport_size); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); std::vector tiles = active_layer()->HighResTiling()->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting(tiles); { SCOPED_TRACE("No occlusion"); gfx::Rect occluded; impl.AppendQuadsWithOcclusion(active_layer(), occluded); LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect(layer_bounds)); EXPECT_EQ(100u, impl.quad_list().size()); } { SCOPED_TRACE("Full occlusion"); gfx::Rect occluded(active_layer()->visible_layer_rect()); impl.AppendQuadsWithOcclusion(active_layer(), occluded); LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect()); EXPECT_EQ(impl.quad_list().size(), 0u); } { SCOPED_TRACE("Partial occlusion"); gfx::Rect occluded(150, 0, 200, 1000); impl.AppendQuadsWithOcclusion(active_layer(), occluded); size_t partially_occluded_count = 0; LayerTestCommon::VerifyQuadsAreOccluded( impl.quad_list(), occluded, &partially_occluded_count); // The layer outputs one quad, which is partially occluded. EXPECT_EQ(100u - 10u, impl.quad_list().size()); EXPECT_EQ(10u + 10u, partially_occluded_count); } } TEST_F(PictureLayerImplTest, RasterScaleChangeWithoutAnimation) { gfx::Size tile_size(host_impl()->settings().default_tile_size); SetupDefaultTrees(tile_size); ResetTilingsAndRasterScales(); float contents_scale = 2.f; float device_scale = 1.f; float page_scale = 1.f; float maximum_animation_scale = 1.f; float starting_animation_scale = 0.f; bool animating_transform = false; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 2.f); // Changing the source scale without being in an animation will cause // the layer to change scale. contents_scale = 3.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); contents_scale = 0.5f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 0.5f); // However, if the layer has a will-change property, then the raster scale // will get fixed at the last value. active_layer()->SetHasWillChangeTransformHint(true); pending_layer()->SetHasWillChangeTransformHint(true); contents_scale = 3.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 0.5f); // Further changes to the source scale will no longer be reflected in the // contents scale. contents_scale = 1.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 0.5f); // Disabling the will-change hint will once again make the raster scale update // with the ideal scale. active_layer()->SetHasWillChangeTransformHint(false); pending_layer()->SetHasWillChangeTransformHint(false); contents_scale = 3.f; SetContentsScaleOnBothLayers(contents_scale, device_scale, page_scale, maximum_animation_scale, starting_animation_scale, animating_transform); EXPECT_BOTH_EQ(HighResTiling()->contents_scale_key(), 3.f); } TEST_F(PictureLayerImplTest, LowResReadyToDrawNotEnoughToActivate) { gfx::Size tile_size(100, 100); gfx::Size layer_bounds(1000, 1000); // Make sure pending tree has tiles. gfx::Rect invalidation(gfx::Point(50, 50), tile_size); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation); // All pending layer tiles required are not ready. EXPECT_FALSE(host_impl()->tile_manager()->IsReadyToActivate()); // Initialize all low-res tiles. EXPECT_FALSE(pending_layer()->LowResTiling()); pending_layer()->SetAllTilesReadyInTiling(active_layer()->LowResTiling()); // Low-res tiles should not be enough. EXPECT_FALSE(host_impl()->tile_manager()->IsReadyToActivate()); // Initialize remaining tiles. pending_layer()->SetAllTilesReady(); active_layer()->SetAllTilesReady(); EXPECT_TRUE(host_impl()->tile_manager()->IsReadyToActivate()); } TEST_F(PictureLayerImplTest, HighResReadyToDrawEnoughToActivate) { gfx::Size tile_size(100, 100); gfx::Size layer_bounds(1000, 1000); // Make sure pending tree has tiles. gfx::Rect invalidation(gfx::Point(50, 50), tile_size); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation); // All pending layer tiles required are not ready. EXPECT_FALSE(host_impl()->tile_manager()->IsReadyToActivate()); // Initialize all high-res tiles. pending_layer()->SetAllTilesReadyInTiling(pending_layer()->HighResTiling()); active_layer()->SetAllTilesReadyInTiling(active_layer()->HighResTiling()); // High-res tiles should be enough, since they cover everything visible. EXPECT_TRUE(host_impl()->tile_manager()->IsReadyToActivate()); } TEST_F(PictureLayerImplTest, ActiveHighResReadyNotEnoughToActivate) { gfx::Size tile_size(100, 100); gfx::Size layer_bounds(1000, 1000); // Make sure pending tree has tiles. gfx::Rect invalidation(gfx::Point(50, 50), tile_size); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation); // Initialize all high-res tiles in the active layer. active_layer()->SetAllTilesReadyInTiling(active_layer()->HighResTiling()); // The pending high-res tiles are not ready, so we cannot activate. EXPECT_FALSE(host_impl()->tile_manager()->IsReadyToActivate()); // When the pending high-res tiles are ready, we can activate. pending_layer()->SetAllTilesReadyInTiling(pending_layer()->HighResTiling()); EXPECT_TRUE(host_impl()->tile_manager()->IsReadyToActivate()); } TEST_F(NoLowResPictureLayerImplTest, ManageTilingsCreatesTilings) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); ResetTilingsAndRasterScales(); SetupDrawPropertiesAndUpdateTiles(active_layer(), 6.f, // ideal contents scale 3.f, // device scale 2.f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the page scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 6.6f, // ideal contents scale 3.f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.6f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 7.26f, // ideal contents scale 3.3f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, but end up at the same total scale // factor somehow, then we don't get new tilings. SetupDrawPropertiesAndUpdateTiles(active_layer(), 7.26f, // ideal contents scale 2.2f, // device scale 3.3f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(3u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); } TEST_F(NoLowResPictureLayerImplTest, PendingLayerOnlyHasHighResTiling) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); ResetTilingsAndRasterScales(); SetupDrawPropertiesAndUpdateTiles(pending_layer(), 6.f, // ideal contents scale 3.f, // device scale 2.f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the page scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 6.6f, // ideal contents scale 3.f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 6.6f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, then we should get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 7.26f, // ideal contents scale 3.3f, // device scale 2.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); // If we change the device scale factor, but end up at the same total scale // factor somehow, then we don't get new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 7.26f, // ideal contents scale 2.2f, // device scale 3.3f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); ASSERT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 7.26f, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); } TEST_F(NoLowResPictureLayerImplTest, AllHighResRequiredEvenIfNotChanged) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region()); Tile* some_active_tile = active_layer()->HighResTiling()->AllTilesForTesting()[0]; EXPECT_FALSE(some_active_tile->draw_info().IsReadyToDraw()); // Since there is no invalidation, pending tree should have no tiles. EXPECT_TRUE(pending_layer()->HighResTiling()->AllTilesForTesting().empty()); if (host_impl()->settings().create_low_res_tiling) EXPECT_TRUE(pending_layer()->LowResTiling()->AllTilesForTesting().empty()); active_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); if (host_impl()->settings().create_low_res_tiling) active_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); AssertAllTilesRequired(active_layer()->HighResTiling()); if (host_impl()->settings().create_low_res_tiling) AssertNoTilesRequired(active_layer()->LowResTiling()); } TEST_F(NoLowResPictureLayerImplTest, NothingRequiredIfActiveMissingTiles) { gfx::Size layer_bounds(400, 400); gfx::Size tile_size(100, 100); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); // This raster source will create tilings, but has no recordings so will not // create any tiles. This is attempting to simulate scrolling past the end of // recorded content on the active layer, where the recordings are so far away // that no tiles are created. scoped_refptr active_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, gfx::Rect()); SetupTreesWithFixedTileSize(pending_raster_source, active_raster_source, tile_size, Region()); // Active layer has tilings, but no tiles due to missing recordings. EXPECT_TRUE(active_layer()->CanHaveTilings()); EXPECT_EQ(active_layer()->tilings()->num_tilings(), host_impl()->settings().create_low_res_tiling ? 2u : 1u); EXPECT_EQ(active_layer()->HighResTiling()->AllTilesForTesting().size(), 0u); // Since the active layer has no tiles at all, the pending layer doesn't // need content in order to activate. pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); if (host_impl()->settings().create_low_res_tiling) pending_layer()->LowResTiling()->UpdateAllRequiredStateForTesting(); AssertNoTilesRequired(pending_layer()->HighResTiling()); if (host_impl()->settings().create_low_res_tiling) AssertNoTilesRequired(pending_layer()->LowResTiling()); } TEST_F(NoLowResPictureLayerImplTest, CleanUpTilings) { gfx::Size layer_bounds(1300, 1900); std::vector used_tilings; SetupDefaultTrees(layer_bounds); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; EXPECT_LT(low_res_factor, 1.f); float device_scale = 1.7f; float page_scale = 3.2f; float scale = 1.f; active_layer()->SetHasWillChangeTransformHint(true); ResetTilingsAndRasterScales(); SetContentsScaleOnBothLayers(scale, device_scale, page_scale, 1.f, 0.f, false); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); // Ensure UpdateTiles won't remove any tilings. Note this is unrelated to // |used_tilings| variable, and it's here only to ensure that active_layer() // won't remove tilings before the test has a chance to verify behavior. active_layer()->MarkAllTilingsUsed(); // We only have ideal tilings, so they aren't removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); host_impl()->PinchGestureBegin(); // Changing the ideal but not creating new tilings. scale *= 1.5f; page_scale *= 1.5f; SetContentsScaleOnBothLayers(scale, device_scale, page_scale, 1.f, 0.f, false); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); // The tilings are still our target scale, so they aren't removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); host_impl()->PinchGestureEnd(); // Create a 1.2 scale tiling. Now we have 1.0 and 1.2 tilings. Ideal = 1.2. scale /= 4.f; page_scale /= 4.f; SetContentsScaleOnBothLayers(1.2f, device_scale, page_scale, 1.f, 0.f, false); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_FLOAT_EQ( 1.f, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // Ensure UpdateTiles won't remove any tilings. active_layer()->MarkAllTilingsUsed(); // Mark the non-ideal tilings as used. They won't be removed. used_tilings.clear(); used_tilings.push_back(active_layer()->tilings()->tiling_at(1)); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); // Now move the ideal scale to 0.5. Our target stays 1.2. SetContentsScaleOnBothLayers(0.5f, device_scale, page_scale, 1.f, 0.f, false); // The high resolution tiling is between target and ideal, so is not // removed. The low res tiling for the old ideal=1.0 scale is removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); // Now move the ideal scale to 1.0. Our target stays 1.2. SetContentsScaleOnBothLayers(1.f, device_scale, page_scale, 1.f, 0.f, false); // All the tilings are between are target and the ideal, so they are not // removed. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); // Now move the ideal scale to 1.1 on the active layer. Our target stays 1.2. SetupDrawPropertiesAndUpdateTiles(active_layer(), 1.1f, device_scale, page_scale, 1.f, 0.f, false); // Because the pending layer's ideal scale is still 1.0, our tilings fall // in the range [1.0,1.2] and are kept. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); // Move the ideal scale on the pending layer to 1.1 as well. Our target stays // 1.2 still. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.1f, device_scale, page_scale, 1.f, 0.f, false); // Our 1.0 tiling now falls outside the range between our ideal scale and our // target raster scale. But it is in our used tilings set, so nothing is // deleted. used_tilings.clear(); used_tilings.push_back(active_layer()->tilings()->tiling_at(1)); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(2u, active_layer()->tilings()->num_tilings()); // If we remove it from our used tilings set, it is outside the range to keep // so it is deleted. used_tilings.clear(); active_layer()->CleanUpTilingsOnActiveLayer(used_tilings); ASSERT_EQ(1u, active_layer()->tilings()->num_tilings()); } TEST_F(NoLowResPictureLayerImplTest, ReleaseTileResources) { gfx::Size layer_bounds(1300, 1900); SetupDefaultTrees(layer_bounds); EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); EXPECT_EQ(1u, active_layer()->tilings()->num_tilings()); // All tilings should be removed when losing output surface. active_layer()->ReleaseTileResources(); EXPECT_FALSE(active_layer()->tilings()); active_layer()->RecreateTileResources(); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); pending_layer()->ReleaseTileResources(); EXPECT_FALSE(pending_layer()->tilings()); pending_layer()->RecreateTileResources(); EXPECT_EQ(0u, pending_layer()->tilings()->num_tilings()); // This should create new tilings. SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.3f, // ideal contents scale 2.7f, // device scale 3.2f, // page scale 1.f, // maximum animation scale 0.f, // starting animation scale false); EXPECT_EQ(1u, pending_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, SharedQuadStateContainsMaxTilingScale) { std::unique_ptr render_pass = RenderPass::Create(); gfx::Size layer_bounds(1000, 2000); host_impl()->SetViewportSize(gfx::Size(10000, 20000)); SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); SetupDrawPropertiesAndUpdateTiles(active_layer(), 2.5f, 1.f, 1.f, 1.f, 0.f, false); float max_contents_scale = active_layer()->MaximumTilingContentsScale(); EXPECT_EQ(2.5f, max_contents_scale); gfx::Transform scaled_draw_transform = active_layer()->DrawTransform(); scaled_draw_transform.Scale(SK_MScalar1 / max_contents_scale, SK_MScalar1 / max_contents_scale); AppendQuadsData data; active_layer()->AppendQuads(render_pass.get(), &data); // SharedQuadState should have be of size 1, as we are doing AppenQuad once. EXPECT_EQ(1u, render_pass->shared_quad_state_list.size()); // The quad_to_target_transform should be scaled by the // MaximumTilingContentsScale on the layer. EXPECT_EQ(scaled_draw_transform.ToString(), render_pass->shared_quad_state_list.front() ->quad_to_target_transform.ToString()); // The content_bounds should be scaled by the // MaximumTilingContentsScale on the layer. EXPECT_EQ(gfx::Size(2500u, 5000u).ToString(), render_pass->shared_quad_state_list.front() ->quad_layer_bounds.ToString()); // The visible_layer_rect should be scaled by the // MaximumTilingContentsScale on the layer. EXPECT_EQ(gfx::Rect(0u, 0u, 2500u, 5000u).ToString(), render_pass->shared_quad_state_list.front() ->visible_quad_layer_rect.ToString()); } class PictureLayerImplTestWithDelegatingRenderer : public PictureLayerImplTest { public: std::unique_ptr CreateCompositorFrameSink() override { return FakeCompositorFrameSink::Create3d(); } }; TEST_F(PictureLayerImplTestWithDelegatingRenderer, DelegatingRendererWithTileOOM) { // This test is added for crbug.com/402321, where quad should be produced when // raster on demand is not allowed and tile is OOM. gfx::Size layer_bounds(1000, 1000); // Create tiles. scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); pending_layer()->SetBounds(layer_bounds); ActivateTree(); bool update_lcd_text = false; host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); std::vector tiles = active_layer()->HighResTiling()->AllTilesForTesting(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting(tiles); // Force tiles after max_tiles to be OOM. TileManager uses // GlobalStateThatImpactsTilesPriority from LayerTreeHostImpl, and we cannot // directly set state to host_impl_, so we set policy that would change the // state. We also need to update tree priority separately. GlobalStateThatImpactsTilePriority state; size_t max_tiles = 1; gfx::Size tile_size(host_impl()->settings().default_tile_size); size_t memory_limit = max_tiles * 4 * tile_size.width() * tile_size.height(); size_t resource_limit = max_tiles; ManagedMemoryPolicy policy(memory_limit, gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING, resource_limit); host_impl()->SetMemoryPolicy(policy); host_impl()->SetTreePriority(SAME_PRIORITY_FOR_BOTH_TREES); host_impl()->PrepareTiles(); std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_HARDWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); // Even when OOM, quads should be produced, and should be different material // from quads with resource. EXPECT_LT(max_tiles, render_pass->quad_list.size()); EXPECT_EQ(DrawQuad::Material::TILED_CONTENT, render_pass->quad_list.front()->material); EXPECT_EQ(DrawQuad::Material::SOLID_COLOR, render_pass->quad_list.back()->material); } class OcclusionTrackingPictureLayerImplTest : public PictureLayerImplTest { public: LayerTreeSettings CreateSettings() override { LayerTreeSettings settings = PictureLayerImplTest::CreateSettings(); settings.use_occlusion_for_tile_prioritization = true; return settings; } void VerifyEvictionConsidersOcclusion(FakePictureLayerImpl* layer, WhichTree tree, size_t expected_occluded_tile_count, int source_line) { size_t occluded_tile_count = 0u; PrioritizedTile last_tile; std::unique_ptr queue( new TilingSetEvictionQueue(layer->picture_layer_tiling_set())); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); if (!last_tile.tile()) last_tile = prioritized_tile; // The only way we will encounter an occluded tile after an unoccluded // tile is if the priorty bin decreased, the tile is required for // activation, or the scale changed. bool tile_is_occluded = prioritized_tile.is_occluded(); if (tile_is_occluded) { occluded_tile_count++; bool last_tile_is_occluded = last_tile.is_occluded(); if (!last_tile_is_occluded) { TilePriority::PriorityBin tile_priority_bin = prioritized_tile.priority().priority_bin; TilePriority::PriorityBin last_tile_priority_bin = last_tile.priority().priority_bin; EXPECT_TRUE(tile_priority_bin < last_tile_priority_bin || tile->required_for_activation() || tile->contents_scale_key() != last_tile.tile()->contents_scale_key()) << "line: " << source_line; } } last_tile = prioritized_tile; queue->Pop(); } EXPECT_EQ(expected_occluded_tile_count, occluded_tile_count) << "line: " << source_line; } }; TEST_F(OcclusionTrackingPictureLayerImplTest, OccludedTilesSkippedDuringRasterization) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(500, 500); gfx::PointF occluding_layer_position(310.f, 0.f); host_impl()->SetViewportSize(viewport_size); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); // No occlusion. int unoccluded_tile_count = 0; std::unique_ptr queue(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); // Occluded tiles should not be iterated over. EXPECT_FALSE(prioritized_tile.is_occluded()); // Some tiles may not be visible (i.e. outside the viewport). The rest are // visible and at least partially unoccluded, verified by the above expect. bool tile_is_visible = tile->content_rect().Intersects(pending_layer()->visible_layer_rect()); if (tile_is_visible) unoccluded_tile_count++; queue->Pop(); } EXPECT_EQ(unoccluded_tile_count, 25); // Partial occlusion. pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 1)); LayerImpl* layer1 = pending_layer()->test_properties()->children[0]; layer1->SetBounds(layer_bounds); layer1->SetDrawsContent(true); layer1->SetContentsOpaque(true); layer1->SetPosition(occluding_layer_position); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); unoccluded_tile_count = 0; queue.reset(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); EXPECT_FALSE(prioritized_tile.is_occluded()); bool tile_is_visible = tile->content_rect().Intersects(pending_layer()->visible_layer_rect()); if (tile_is_visible) unoccluded_tile_count++; queue->Pop(); } EXPECT_EQ(20, unoccluded_tile_count); // Full occlusion. layer1->SetPosition(gfx::PointF()); layer1->NoteLayerPropertyChanged(); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); unoccluded_tile_count = 0; queue.reset(new TilingSetRasterQueueAll( pending_layer()->picture_layer_tiling_set(), false)); while (!queue->IsEmpty()) { PrioritizedTile prioritized_tile = queue->Top(); Tile* tile = prioritized_tile.tile(); EXPECT_FALSE(prioritized_tile.is_occluded()); bool tile_is_visible = tile->content_rect().Intersects(pending_layer()->visible_layer_rect()); if (tile_is_visible) unoccluded_tile_count++; queue->Pop(); } EXPECT_EQ(unoccluded_tile_count, 0); } TEST_F(OcclusionTrackingPictureLayerImplTest, OccludedTilesNotMarkedAsRequired) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(500, 500); gfx::PointF occluding_layer_position(310.f, 0.f); host_impl()->SetViewportSize(viewport_size); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); // No occlusion. int occluded_tile_count = 0; for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); occluded_tile_count = 0; for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; const Tile* tile = *iter; // Fully occluded tiles are not required for activation. if (prioritized_tiles[tile].is_occluded()) { EXPECT_FALSE(tile->required_for_activation()); occluded_tile_count++; } } EXPECT_EQ(occluded_tile_count, 0); } // Partial occlusion. pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 1)); LayerImpl* layer1 = pending_layer()->test_properties()->children[0]; layer1->SetBounds(layer_bounds); layer1->SetDrawsContent(true); layer1->SetContentsOpaque(true); layer1->SetPosition(occluding_layer_position); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); occluded_tile_count = 0; for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; const Tile* tile = *iter; if (prioritized_tiles[tile].is_occluded()) { EXPECT_FALSE(tile->required_for_activation()); occluded_tile_count++; } } switch (i) { case 0: EXPECT_EQ(occluded_tile_count, 5); break; case 1: EXPECT_EQ(occluded_tile_count, 2); break; default: NOTREACHED(); } } // Full occlusion. layer1->SetPosition(gfx::PointF()); layer1->NoteLayerPropertyChanged(); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(200)); host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); occluded_tile_count = 0; for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; const Tile* tile = *iter; if (prioritized_tiles[tile].is_occluded()) { EXPECT_FALSE(tile->required_for_activation()); occluded_tile_count++; } } switch (i) { case 0: EXPECT_EQ(25, occluded_tile_count); break; case 1: EXPECT_EQ(4, occluded_tile_count); break; default: NOTREACHED(); } } } TEST_F(OcclusionTrackingPictureLayerImplTest, OcclusionForDifferentScales) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(500, 500); gfx::PointF occluding_layer_position(310.f, 0.f); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->SetViewportSize(viewport_size); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ASSERT_TRUE(pending_layer()->CanHaveTilings()); pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 1)); LayerImpl* layer1 = pending_layer()->test_properties()->children[0]; layer1->SetBounds(layer_bounds); layer1->SetDrawsContent(true); layer1->SetContentsOpaque(true); layer1->SetPosition(occluding_layer_position); pending_layer()->tilings()->RemoveAllTilings(); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; pending_layer()->AddTiling(low_res_factor)->set_resolution(LOW_RESOLUTION); pending_layer()->AddTiling(0.3f)->set_resolution(HIGH_RESOLUTION); pending_layer()->AddTiling(0.7f)->set_resolution(HIGH_RESOLUTION); pending_layer()->AddTiling(1.0f)->set_resolution(HIGH_RESOLUTION); pending_layer()->AddTiling(2.0f)->set_resolution(HIGH_RESOLUTION); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); // UpdateDrawProperties with the occluding layer. bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); EXPECT_EQ(5u, pending_layer()->num_tilings()); int occluded_tile_count = 0; for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); std::vector tiles = tiling->AllTilesForTesting(); occluded_tile_count = 0; for (size_t j = 0; j < tiles.size(); ++j) { if (prioritized_tiles[tiles[j]].is_occluded()) { gfx::Rect scaled_content_rect = ScaleToEnclosingRect( tiles[j]->content_rect(), 1.f / tiles[j]->raster_scales().width(), 1.f / tiles[j]->raster_scales().height()); EXPECT_GE(scaled_content_rect.x(), occluding_layer_position.x()); occluded_tile_count++; } } switch (i) { case 0: EXPECT_EQ(occluded_tile_count, 30); break; case 1: EXPECT_EQ(occluded_tile_count, 5); break; case 2: EXPECT_EQ(occluded_tile_count, 4); break; case 4: case 3: EXPECT_EQ(occluded_tile_count, 2); break; default: NOTREACHED(); } } } TEST_F(OcclusionTrackingPictureLayerImplTest, DifferentOcclusionOnTrees) { gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(1000, 1000); gfx::PointF occluding_layer_position(310.f, 0.f); gfx::Rect invalidation_rect(230, 230, 102, 102); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->SetViewportSize(viewport_size); SetupPendingTree(active_raster_source); // Partially occlude the active layer. pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 2)); LayerImpl* layer1 = pending_layer()->test_properties()->children[0]; layer1->SetBounds(layer_bounds); layer1->SetDrawsContent(true); layer1->SetContentsOpaque(true); layer1->SetPosition(occluding_layer_position); ActivateTree(); for (size_t i = 0; i < active_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; const Tile* tile = *iter; gfx::Rect scaled_content_rect = ScaleToEnclosingRect( tile->content_rect(), 1.f / tile->raster_scales().width(), 1.f / tile->raster_scales().height()); // Tiles are occluded on the active tree iff they lie beneath the // occluding layer. EXPECT_EQ(prioritized_tiles[tile].is_occluded(), scaled_content_rect.x() >= occluding_layer_position.x()); } } // Partially invalidate the pending layer. SetupPendingTreeWithInvalidation(pending_raster_source, invalidation_rect); for (size_t i = 0; i < active_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f, gfx::Rect(layer_bounds)); iter; ++iter) { if (!*iter) continue; const Tile* tile = *iter; EXPECT_TRUE(tile); // All tiles are unoccluded, because the pending tree has no occlusion. EXPECT_FALSE(prioritized_tiles[tile].is_occluded()); if (tiling->resolution() == LOW_RESOLUTION) { EXPECT_FALSE(active_layer()->GetPendingOrActiveTwinTiling(tiling)); continue; } Tile* twin_tile = active_layer()->GetPendingOrActiveTwinTiling(tiling)->TileAt( iter.i(), iter.j()); gfx::Rect scaled_content_rect = ScaleToEnclosingRect( tile->content_rect(), 1.f / tile->raster_scales().height(), 1.f / tile->raster_scales().width()); if (scaled_content_rect.Intersects(invalidation_rect)) { // Tiles inside the invalidation rect exist on both trees. EXPECT_TRUE(twin_tile); EXPECT_NE(tile, twin_tile); } else { // Tiles outside the invalidation rect only exist on the active tree. EXPECT_FALSE(twin_tile); } } } } TEST_F(OcclusionTrackingPictureLayerImplTest, OccludedTilesConsideredDuringEviction) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(1000, 1000); gfx::PointF pending_occluding_layer_position(310.f, 0.f); gfx::PointF active_occluding_layer_position(0.f, 310.f); gfx::Rect invalidation_rect(230, 230, 152, 152); host_impl()->SetViewportSize(viewport_size); SetInitialDeviceScaleFactor(2.f); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(active_raster_source, tile_size, Region()); // Partially occlude the active layer. pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 2)); LayerImpl* active_occluding_layer = pending_layer()->test_properties()->children[0]; active_occluding_layer->SetBounds(layer_bounds); active_occluding_layer->SetDrawsContent(true); active_occluding_layer->SetContentsOpaque(true); active_occluding_layer->SetPosition(active_occluding_layer_position); ActivateTree(); // Partially invalidate the pending layer. Tiles inside the invalidation rect // are created. SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, invalidation_rect); // Partially occlude the pending layer in a different way. pending_layer()->test_properties()->AddChild( LayerImpl::Create(host_impl()->pending_tree(), 3)); LayerImpl* pending_occluding_layer = pending_layer()->test_properties()->children[0]; pending_occluding_layer->SetBounds(layer_bounds); pending_occluding_layer->SetDrawsContent(true); pending_occluding_layer->SetContentsOpaque(true); pending_occluding_layer->SetPosition(pending_occluding_layer_position); EXPECT_EQ(1u, pending_layer()->num_tilings()); EXPECT_EQ(2u, active_layer()->num_tilings()); RebuildPropertyTreesOnPendingTree(); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); // UpdateDrawProperties with the occluding layer. bool update_lcd_text = false; host_impl()->pending_tree()->UpdateDrawProperties(update_lcd_text); float dest_scale = std::max(active_layer()->MaximumTilingContentsScale(), pending_layer()->MaximumTilingContentsScale()); gfx::Rect dest_layer_bounds = gfx::ScaleToEnclosingRect(gfx::Rect(layer_bounds), dest_scale); gfx::Rect dest_invalidation_rect = gfx::ScaleToEnclosingRect(invalidation_rect, dest_scale); // The expected number of occluded tiles on each of the 2 tilings for each of // the 3 tree priorities. size_t expected_occluded_tile_count_on_pending[] = {4u, 0u}; size_t expected_occluded_tile_count_on_active[] = {12u, 3u}; size_t total_expected_occluded_tile_count_on_trees[] = {15u, 4u}; // Verify number of occluded tiles on the pending layer for each tiling. for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); size_t occluded_tile_count_on_pending = 0u; for (PictureLayerTiling::CoverageIterator iter(tiling, dest_scale, dest_layer_bounds); iter; ++iter) { Tile* tile = *iter; if (dest_invalidation_rect.Intersects(iter.geometry_rect())) EXPECT_TRUE(tile); else EXPECT_FALSE(tile); if (!tile) continue; if (prioritized_tiles[tile].is_occluded()) occluded_tile_count_on_pending++; } EXPECT_EQ(expected_occluded_tile_count_on_pending[i], occluded_tile_count_on_pending) << tiling->contents_scale_key(); } // Verify number of occluded tiles on the active layer for each tiling. for (size_t i = 0; i < active_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i); auto prioritized_tiles = tiling->UpdateAndGetAllPrioritizedTilesForTesting(); size_t occluded_tile_count_on_active = 0u; for (PictureLayerTiling::CoverageIterator iter(tiling, dest_scale, dest_layer_bounds); iter; ++iter) { Tile* tile = *iter; if (!tile) continue; if (prioritized_tiles[tile].is_occluded()) occluded_tile_count_on_active++; } EXPECT_EQ(expected_occluded_tile_count_on_active[i], occluded_tile_count_on_active) << i; } std::vector all_tiles; for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i); std::vector tiles = tiling->AllTilesForTesting(); all_tiles.insert(all_tiles.end(), tiles.begin(), tiles.end()); } for (size_t i = 0; i < active_layer()->num_tilings(); ++i) { PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i); std::vector tiles = tiling->AllTilesForTesting(); all_tiles.insert(all_tiles.end(), tiles.begin(), tiles.end()); } host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( all_tiles); VerifyEvictionConsidersOcclusion( pending_layer(), PENDING_TREE, total_expected_occluded_tile_count_on_trees[PENDING_TREE], __LINE__); VerifyEvictionConsidersOcclusion( active_layer(), ACTIVE_TREE, total_expected_occluded_tile_count_on_trees[ACTIVE_TREE], __LINE__); // Repeat the tests without valid active tree priorities. active_layer()->set_has_valid_tile_priorities(false); VerifyEvictionConsidersOcclusion( pending_layer(), PENDING_TREE, total_expected_occluded_tile_count_on_trees[PENDING_TREE], __LINE__); VerifyEvictionConsidersOcclusion( active_layer(), ACTIVE_TREE, total_expected_occluded_tile_count_on_trees[ACTIVE_TREE], __LINE__); active_layer()->set_has_valid_tile_priorities(true); // Repeat the tests without valid pending tree priorities. pending_layer()->set_has_valid_tile_priorities(false); VerifyEvictionConsidersOcclusion( active_layer(), ACTIVE_TREE, total_expected_occluded_tile_count_on_trees[ACTIVE_TREE], __LINE__); VerifyEvictionConsidersOcclusion( pending_layer(), PENDING_TREE, total_expected_occluded_tile_count_on_trees[PENDING_TREE], __LINE__); pending_layer()->set_has_valid_tile_priorities(true); } TEST_F(PictureLayerImplTest, PendingOrActiveTwinLayer) { gfx::Size layer_bounds(1000, 1000); scoped_refptr raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(raster_source); EXPECT_FALSE(pending_layer()->GetPendingOrActiveTwinLayer()); ActivateTree(); EXPECT_FALSE(active_layer()->GetPendingOrActiveTwinLayer()); SetupPendingTree(raster_source); EXPECT_TRUE(pending_layer()->GetPendingOrActiveTwinLayer()); EXPECT_TRUE(active_layer()->GetPendingOrActiveTwinLayer()); EXPECT_EQ(pending_layer(), active_layer()->GetPendingOrActiveTwinLayer()); EXPECT_EQ(active_layer(), pending_layer()->GetPendingOrActiveTwinLayer()); ActivateTree(); EXPECT_FALSE(active_layer()->GetPendingOrActiveTwinLayer()); // Make an empty pending tree. host_impl()->CreatePendingTree(); host_impl()->pending_tree()->DetachLayers(); EXPECT_FALSE(active_layer()->GetPendingOrActiveTwinLayer()); } void GetClientDataAndUpdateInvalidation(RecordingSource* recording_source, FakeContentLayerClient* client, Region invalidation, gfx::Size layer_bounds) { gfx::Rect new_recorded_viewport = client->PaintableRegion(); scoped_refptr display_list = client->PaintContentsToDisplayList( ContentLayerClient::PAINTING_BEHAVIOR_NORMAL); size_t painter_reported_memory_usage = client->GetApproximateUnsharedMemoryUsage(); recording_source->UpdateAndExpandInvalidation(&invalidation, layer_bounds, new_recorded_viewport); recording_source->UpdateDisplayItemList(display_list, painter_reported_memory_usage); } void PictureLayerImplTest::TestQuadsForSolidColor(bool test_for_solid) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); gfx::Rect layer_rect(layer_bounds); FakeContentLayerClient client; client.set_bounds(layer_bounds); scoped_refptr layer = PictureLayer::Create(&client); FakeLayerTreeHostClient host_client; TestTaskGraphRunner task_graph_runner; auto animation_host = AnimationHost::CreateForTesting(ThreadInstance::MAIN); std::unique_ptr host = FakeLayerTreeHost::Create( &host_client, &task_graph_runner, animation_host.get()); host->SetRootLayer(layer); RecordingSource* recording_source = layer->GetRecordingSourceForTesting(); client.set_fill_with_nonsolid_color(!test_for_solid); Region invalidation(layer_rect); GetClientDataAndUpdateInvalidation(recording_source, &client, invalidation, layer_bounds); scoped_refptr pending_raster_source = recording_source->CreateRasterSource(true); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); ActivateTree(); if (test_for_solid) { EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); } else { ASSERT_TRUE(active_layer()->tilings()); ASSERT_GT(active_layer()->tilings()->num_tilings(), 0u); std::vector tiles = active_layer()->tilings()->tiling_at(0)->AllTilesForTesting(); EXPECT_FALSE(tiles.empty()); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting(tiles); } std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer()->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer()->AppendQuads(render_pass.get(), &data); active_layer()->DidDraw(nullptr); DrawQuad::Material expected = test_for_solid ? DrawQuad::Material::SOLID_COLOR : DrawQuad::Material::TILED_CONTENT; EXPECT_EQ(expected, render_pass->quad_list.front()->material); } TEST_F(PictureLayerImplTest, DrawSolidQuads) { TestQuadsForSolidColor(true); } TEST_F(PictureLayerImplTest, DrawNonSolidQuads) { TestQuadsForSolidColor(false); } TEST_F(PictureLayerImplTest, NonSolidToSolidNoTilings) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(100, 100); gfx::Size layer_bounds(200, 200); gfx::Rect layer_rect(layer_bounds); FakeContentLayerClient client; client.set_bounds(layer_bounds); scoped_refptr layer = PictureLayer::Create(&client); FakeLayerTreeHostClient host_client; TestTaskGraphRunner task_graph_runner; auto animation_host = AnimationHost::CreateForTesting(ThreadInstance::MAIN); std::unique_ptr host = FakeLayerTreeHost::Create( &host_client, &task_graph_runner, animation_host.get()); host->SetRootLayer(layer); RecordingSource* recording_source = layer->GetRecordingSourceForTesting(); client.set_fill_with_nonsolid_color(true); recording_source->SetNeedsDisplayRect(layer_rect); Region invalidation1; GetClientDataAndUpdateInvalidation(recording_source, &client, invalidation1, layer_bounds); scoped_refptr raster_source1 = recording_source->CreateRasterSource(true); SetupPendingTree(raster_source1); ActivateTree(); bool update_lcd_text = false; host_impl()->active_tree()->UpdateDrawProperties(update_lcd_text); // We've started with a solid layer that contains some tilings. ASSERT_TRUE(active_layer()->tilings()); EXPECT_NE(0u, active_layer()->tilings()->num_tilings()); client.set_fill_with_nonsolid_color(false); recording_source->SetNeedsDisplayRect(layer_rect); Region invalidation2; GetClientDataAndUpdateInvalidation(recording_source, &client, invalidation2, layer_bounds); scoped_refptr raster_source2 = recording_source->CreateRasterSource(true); SetupPendingTree(raster_source2); ActivateTree(); // We've switched to a solid color, so we should end up with no tilings. ASSERT_TRUE(active_layer()->tilings()); EXPECT_EQ(0u, active_layer()->tilings()->num_tilings()); } TEST_F(PictureLayerImplTest, ChangeInViewportAllowsTilingUpdates) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(400, 4000); SetupDefaultTrees(layer_bounds); Region invalidation; gfx::Rect viewport = gfx::Rect(0, 0, 100, 100); gfx::Transform transform; host_impl()->SetRequiresHighResToDraw(); // Update tiles. pending_layer()->draw_properties().visible_layer_rect = viewport; pending_layer()->draw_properties().screen_space_transform = transform; SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); // Ensure we can't activate. EXPECT_FALSE(host_impl()->tile_manager()->IsReadyToActivate()); // Now in the same frame, move the viewport (this can happen during // animation). viewport = gfx::Rect(0, 2000, 100, 100); // Update tiles. pending_layer()->draw_properties().visible_layer_rect = viewport; pending_layer()->draw_properties().screen_space_transform = transform; SetupDrawPropertiesAndUpdateTiles(pending_layer(), 1.f, 1.f, 1.f, 1.f, 0.f, false); pending_layer()->HighResTiling()->UpdateAllRequiredStateForTesting(); // Make sure all viewport tiles (viewport from the tiling) are ready to draw. std::vector tiles; for (PictureLayerTiling::CoverageIterator iter( pending_layer()->HighResTiling(), 1.f, pending_layer()->HighResTiling()->GetCurrentVisibleRectForTesting()); iter; ++iter) { if (*iter) tiles.push_back(*iter); } for (PictureLayerTiling::CoverageIterator iter( active_layer()->HighResTiling(), 1.f, active_layer()->HighResTiling()->GetCurrentVisibleRectForTesting()); iter; ++iter) { if (*iter) tiles.push_back(*iter); } host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting(tiles); // Ensure we can activate. EXPECT_TRUE(host_impl()->tile_manager()->IsReadyToActivate()); } TEST_F(PictureLayerImplTest, CloneMissingRecordings) { gfx::Size tile_size(100, 100); gfx::Size layer_bounds(400, 400); scoped_refptr filled_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr partial_raster_source = FakeRasterSource::CreatePartiallyFilled(layer_bounds, gfx::Rect(100, 100, 300, 300)); SetupPendingTreeWithFixedTileSize(filled_raster_source, tile_size, Region()); ActivateTree(); PictureLayerTiling* pending_tiling = old_pending_layer()->HighResTiling(); PictureLayerTiling* active_tiling = active_layer()->HighResTiling(); // We should have all tiles on active, and none on pending. EXPECT_EQ(0u, pending_tiling->AllTilesForTesting().size()); EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size()); // Now put a partially-recorded raster source on the pending tree (and // invalidate everything, since the main thread recording will invalidate // dropped recordings). This will cause us to be missing some tiles. SetupPendingTreeWithFixedTileSize(partial_raster_source, tile_size, Region(gfx::Rect(layer_bounds))); EXPECT_EQ(3u * 3u, pending_tiling->AllTilesForTesting().size()); EXPECT_FALSE(pending_tiling->TileAt(0, 0)); EXPECT_FALSE(pending_tiling->TileAt(1, 1)); EXPECT_TRUE(pending_tiling->TileAt(2, 2)); // Active is not affected yet. EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size()); // Activate the tree. The same tiles go missing on the active tree. ActivateTree(); EXPECT_EQ(3u * 3u, active_tiling->AllTilesForTesting().size()); EXPECT_FALSE(active_tiling->TileAt(0, 0)); EXPECT_FALSE(active_tiling->TileAt(1, 1)); EXPECT_TRUE(active_tiling->TileAt(2, 2)); // Now put a full recording on the pending tree again. We'll get all our tiles // back. SetupPendingTreeWithFixedTileSize(filled_raster_source, tile_size, Region(gfx::Rect(layer_bounds))); EXPECT_EQ(5u * 5u, pending_tiling->AllTilesForTesting().size()); Tile* tile00 = pending_tiling->TileAt(0, 0); Tile* tile11 = pending_tiling->TileAt(1, 1); Tile* tile22 = pending_tiling->TileAt(2, 2); // Active is not affected yet. EXPECT_EQ(3u * 3u, active_tiling->AllTilesForTesting().size()); // Activate the tree. The tiles are moved to the active tree. ActivateTree(); EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size()); EXPECT_EQ(tile00, active_tiling->TileAt(0, 0)); EXPECT_EQ(tile11, active_tiling->TileAt(1, 1)); EXPECT_EQ(tile22, active_tiling->TileAt(2, 2)); } TEST_F(PictureLayerImplTest, ScrollPastLiveTilesRectAndBack) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(100, 100); gfx::Size viewport_size(100, 100); host_impl()->SetViewportSize(viewport_size); SetInitialDeviceScaleFactor(1.f); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); scoped_refptr active_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTreeWithFixedTileSize(active_raster_source, tile_size, Region()); ActivateTree(); EXPECT_TRUE(active_layer()->HighResTiling()->has_tiles()); host_impl()->SetExternalTilePriorityConstraints(gfx::Rect(0, 5000, 100, 100), gfx::Transform()); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, gfx::Rect()); EXPECT_FALSE(pending_layer()->HighResTiling()->has_tiles()); EXPECT_TRUE(pending_layer()->HighResTiling()->live_tiles_rect().IsEmpty()); ActivateTree(); EXPECT_FALSE(active_layer()->HighResTiling()->has_tiles()); EXPECT_TRUE(active_layer()->HighResTiling()->live_tiles_rect().IsEmpty()); host_impl()->SetExternalTilePriorityConstraints(gfx::Rect(0, 110, 100, 100), gfx::Transform()); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, gfx::Rect()); EXPECT_FALSE(pending_layer()->HighResTiling()->has_tiles()); EXPECT_FALSE(pending_layer()->HighResTiling()->live_tiles_rect().IsEmpty()); ActivateTree(); EXPECT_TRUE(active_layer()->HighResTiling()->has_tiles()); EXPECT_FALSE(active_layer()->HighResTiling()->live_tiles_rect().IsEmpty()); } TEST_F(PictureLayerImplTest, ScrollPropagatesToPending) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size layer_bounds(1000, 1000); gfx::Size viewport_size(100, 100); host_impl()->SetViewportSize(viewport_size); SetInitialDeviceScaleFactor(1.f); SetupDefaultTrees(layer_bounds); active_layer()->SetCurrentScrollOffset(gfx::ScrollOffset(0.0, 50.0)); host_impl()->active_tree()->UpdateDrawProperties(false); EXPECT_EQ("0,50 100x100", active_layer() ->HighResTiling() ->GetCurrentVisibleRectForTesting() .ToString()); EXPECT_EQ("0,0 100x100", pending_layer() ->HighResTiling() ->GetCurrentVisibleRectForTesting() .ToString()); host_impl()->pending_tree()->UpdateDrawProperties(false); EXPECT_EQ("0,50 100x100", pending_layer() ->HighResTiling() ->GetCurrentVisibleRectForTesting() .ToString()); } TEST_F(PictureLayerImplTest, UpdateLCDInvalidatesPendingTree) { host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); gfx::Size tile_size(102, 102); gfx::Size layer_bounds(100, 100); gfx::Size viewport_size(100, 100); host_impl()->SetViewportSize(viewport_size); SetInitialDeviceScaleFactor(1.f); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilledLCD(layer_bounds); SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region()); EXPECT_TRUE(pending_layer()->RasterSourceUsesLCDText()); EXPECT_TRUE(pending_layer()->HighResTiling()->has_tiles()); std::vector tiles = pending_layer()->HighResTiling()->AllTilesForTesting(); auto prioritized_tiles = pending_layer() ->HighResTiling() ->UpdateAndGetAllPrioritizedTilesForTesting(); for (Tile* tile : tiles) EXPECT_EQ(pending_layer()->raster_source(), prioritized_tiles[tile].raster_source()); pending_layer()->SetContentsOpaque(false); pending_layer()->UpdateCanUseLCDTextAfterCommit(); EXPECT_FALSE(pending_layer()->RasterSourceUsesLCDText()); EXPECT_NE(pending_raster_source.get(), pending_layer()->raster_source()); EXPECT_TRUE(pending_layer()->HighResTiling()->has_tiles()); tiles = pending_layer()->HighResTiling()->AllTilesForTesting(); prioritized_tiles = pending_layer() ->HighResTiling() ->UpdateAndGetAllPrioritizedTilesForTesting(); for (Tile* tile : tiles) EXPECT_EQ(pending_layer()->raster_source(), prioritized_tiles[tile].raster_source()); } TEST_F(PictureLayerImplTest, TilingAllTilesDone) { gfx::Size tile_size = host_impl()->settings().default_tile_size; size_t tile_mem = 4 * tile_size.width() * tile_size.height(); gfx::Size layer_bounds(1000, 1000); // Create tiles. scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); SetupPendingTree(pending_raster_source); pending_layer()->SetBounds(layer_bounds); ActivateTree(); host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( active_layer()->HighResTiling()->AllTilesForTesting()); host_impl()->SetTreePriority(SAME_PRIORITY_FOR_BOTH_TREES); EXPECT_FALSE(active_layer()->HighResTiling()->all_tiles_done()); { // Set a memory policy that will fit all tiles. size_t max_tiles = 16; size_t memory_limit = max_tiles * tile_mem; ManagedMemoryPolicy policy(memory_limit, gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING, max_tiles); host_impl()->SetMemoryPolicy(policy); host_impl()->PrepareTiles(); EXPECT_TRUE(active_layer()->HighResTiling()->all_tiles_done()); } { // Set a memory policy that will cause tile eviction. size_t max_tiles = 1; size_t memory_limit = max_tiles * tile_mem; ManagedMemoryPolicy policy(memory_limit, gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING, max_tiles); host_impl()->SetMemoryPolicy(policy); host_impl()->PrepareTiles(); EXPECT_FALSE(active_layer()->HighResTiling()->all_tiles_done()); } } class TileSizeTest : public PictureLayerImplTest { public: LayerTreeSettings CreateSettings() override { LayerTreeSettings settings = PictureLayerImplTest::CreateSettings(); settings.default_tile_size = gfx::Size(100, 100); settings.max_untiled_layer_size = gfx::Size(200, 200); return settings; } }; TEST_F(TileSizeTest, TileSizes) { host_impl()->CreatePendingTree(); LayerTreeImpl* pending_tree = host_impl()->pending_tree(); std::unique_ptr layer = FakePictureLayerImpl::Create(pending_tree, layer_id()); host_impl()->SetViewportSize(gfx::Size(1000, 1000)); gfx::Size result; host_impl()->SetContentIsSuitableForGpuRasterization(true); host_impl()->SetHasGpuRasterizationTrigger(false); host_impl()->CommitComplete(); EXPECT_EQ(host_impl()->gpu_rasterization_status(), GpuRasterizationStatus::OFF_VIEWPORT); // Default tile-size for large layers. result = layer->CalculateTileSize(gfx::Size(10000, 10000)); EXPECT_EQ(result.width(), 100); EXPECT_EQ(result.height(), 100); // Don't tile and round-up, when under max_untiled_layer_size. result = layer->CalculateTileSize(gfx::Size(42, 42)); EXPECT_EQ(result.width(), 64); EXPECT_EQ(result.height(), 64); result = layer->CalculateTileSize(gfx::Size(191, 191)); EXPECT_EQ(result.width(), 192); EXPECT_EQ(result.height(), 192); result = layer->CalculateTileSize(gfx::Size(199, 199)); EXPECT_EQ(result.width(), 200); EXPECT_EQ(result.height(), 200); // Gpu-rasterization uses 25% viewport-height tiles. // The +2's below are for border texels. host_impl()->SetHasGpuRasterizationTrigger(true); host_impl()->CommitComplete(); EXPECT_EQ(host_impl()->gpu_rasterization_status(), GpuRasterizationStatus::ON); host_impl()->SetViewportSize(gfx::Size(2000, 2000)); layer->set_gpu_raster_max_texture_size(host_impl()->device_viewport_size()); result = layer->CalculateTileSize(gfx::Size(10000, 10000)); EXPECT_EQ(result.width(), MathUtil::UncheckedRoundUp( 2000 + 2 * PictureLayerTiling::kBorderTexels, 32)); EXPECT_EQ(result.height(), 512); // 500 + 2, 32-byte aligned. // Clamp and round-up, when smaller than viewport. // Tile-height doubles to 50% when width shrinks to <= 50%. host_impl()->SetViewportSize(gfx::Size(1000, 1000)); layer->set_gpu_raster_max_texture_size(host_impl()->device_viewport_size()); result = layer->CalculateTileSize(gfx::Size(447, 10000)); EXPECT_EQ(result.width(), 448); EXPECT_EQ(result.height(), 512); // 500 + 2, 32-byte aliged. // Largest layer is 50% of viewport width (rounded up), and // 50% of viewport in height. result = layer->CalculateTileSize(gfx::Size(447, 400)); EXPECT_EQ(result.width(), 448); EXPECT_EQ(result.height(), 448); result = layer->CalculateTileSize(gfx::Size(500, 499)); EXPECT_EQ(result.width(), 512); EXPECT_EQ(result.height(), 512); // 500 + 2, 32-byte aligned. } TEST_F(NoLowResPictureLayerImplTest, LowResWasHighResCollision) { gfx::Size layer_bounds(1300, 1900); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); float page_scale = 2.f; SetContentsScaleOnBothLayers(page_scale, 1.0f, page_scale, 1.0f, 0.f, false); EXPECT_BOTH_EQ(num_tilings(), 1u); EXPECT_BOTH_EQ(tilings()->tiling_at(0)->contents_scale_key(), page_scale); host_impl()->PinchGestureBegin(); // Zoom out to exactly the low res factor so that the previous high res // would be equal to the current low res (if it were possible to have one). float zoomed = page_scale / low_res_factor; SetContentsScaleOnBothLayers(zoomed, 1.0f, zoomed, 1.0f, 0.f, false); EXPECT_EQ(1u, pending_layer()->num_tilings()); EXPECT_EQ(zoomed, pending_layer()->tilings()->tiling_at(0)->contents_scale_key()); } TEST_F(PictureLayerImplTest, HighResWasLowResCollision) { gfx::Size layer_bounds(1300, 1900); float low_res_factor = host_impl()->settings().low_res_contents_scale_factor; SetupDefaultTrees(layer_bounds); ResetTilingsAndRasterScales(); float page_scale = 4.f; float low_res = page_scale * low_res_factor; float extra_low_res = low_res * low_res_factor; SetupDrawPropertiesAndUpdateTiles(active_layer(), page_scale, 1.0f, page_scale, 1.0f, 0.f, false); EXPECT_EQ(2u, active_layer()->tilings()->num_tilings()); EXPECT_EQ(page_scale, active_layer()->tilings()->tiling_at(0)->contents_scale_key()); EXPECT_EQ(low_res, active_layer()->tilings()->tiling_at(1)->contents_scale_key()); // Grab a current low res tile. PictureLayerTiling* old_low_res_tiling = active_layer()->tilings()->tiling_at(1); Tile* old_low_res_tile = active_layer()->tilings()->tiling_at(1)->TileAt(0, 0); // The tiling knows it has low res content. EXPECT_TRUE(active_layer() ->tilings() ->tiling_at(1) ->may_contain_low_resolution_tiles()); host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1)); // Zoom in to exactly the low res factor so that the previous low res // would be equal to the current high res. SetupDrawPropertiesAndUpdateTiles(active_layer(), low_res, 1.0f, low_res, 1.0f, 0.f, false); // 3 tilings. The old high res, the new high res (old low res) and the new low // res. EXPECT_EQ(3u, active_layer()->num_tilings()); PictureLayerTilingSet* tilings = active_layer()->tilings(); EXPECT_EQ(page_scale, tilings->tiling_at(0)->contents_scale_key()); EXPECT_EQ(low_res, tilings->tiling_at(1)->contents_scale_key()); EXPECT_EQ(extra_low_res, tilings->tiling_at(2)->contents_scale_key()); EXPECT_EQ(NON_IDEAL_RESOLUTION, tilings->tiling_at(0)->resolution()); EXPECT_EQ(HIGH_RESOLUTION, tilings->tiling_at(1)->resolution()); EXPECT_EQ(LOW_RESOLUTION, tilings->tiling_at(2)->resolution()); // The old low res tile was destroyed and replaced. EXPECT_EQ(old_low_res_tiling, tilings->tiling_at(1)); EXPECT_NE(old_low_res_tile, tilings->tiling_at(1)->TileAt(0, 0)); EXPECT_TRUE(tilings->tiling_at(1)->TileAt(0, 0)); // New high res tiling. EXPECT_FALSE(tilings->tiling_at(0)->may_contain_low_resolution_tiles()); // New low res tiling. EXPECT_TRUE(tilings->tiling_at(2)->may_contain_low_resolution_tiles()); // This tiling will be high res now, it won't contain low res content since it // was all destroyed. EXPECT_FALSE(tilings->tiling_at(1)->may_contain_low_resolution_tiles()); } TEST_F(PictureLayerImplTest, CompositedImageCalculateContentsScale) { gfx::Size layer_bounds(400, 400); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->CreatePendingTree(); LayerTreeImpl* pending_tree = host_impl()->pending_tree(); std::unique_ptr pending_layer = FakePictureLayerImpl::CreateWithRasterSource(pending_tree, layer_id(), pending_raster_source); pending_layer->set_is_directly_composited_image(true); pending_layer->SetDrawsContent(true); FakePictureLayerImpl* pending_layer_ptr = pending_layer.get(); pending_tree->SetRootLayerForTesting(std::move(pending_layer)); pending_tree->BuildLayerListAndPropertyTreesForTesting(); SetupDrawPropertiesAndUpdateTiles(pending_layer_ptr, 2.f, 3.f, 4.f, 1.f, 1.f, false); EXPECT_FLOAT_EQ(1.f, pending_layer_ptr->MaximumTilingContentsScale()); } TEST_F(PictureLayerImplTest, CompositedImageIgnoreIdealContentsScale) { gfx::Size layer_bounds(400, 400); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->SetViewportSize(layer_bounds); host_impl()->CreatePendingTree(); LayerTreeImpl* pending_tree = host_impl()->pending_tree(); std::unique_ptr pending_layer = FakePictureLayerImpl::CreateWithRasterSource(pending_tree, layer_id(), pending_raster_source); pending_layer->set_is_directly_composited_image(true); pending_layer->SetDrawsContent(true); FakePictureLayerImpl* pending_layer_ptr = pending_layer.get(); pending_tree->SetRootLayerForTesting(std::move(pending_layer)); pending_tree->BuildLayerListAndPropertyTreesForTesting(); // Set PictureLayerImpl::ideal_contents_scale_ to 2.f. const float suggested_ideal_contents_scale = 2.f; const float device_scale_factor = 3.f; const float page_scale_factor = 4.f; const float animation_contents_scale = 1.f; const bool animating_transform_to_screen = false; SetupDrawPropertiesAndUpdateTiles( pending_layer_ptr, suggested_ideal_contents_scale, device_scale_factor, page_scale_factor, animation_contents_scale, animation_contents_scale, animating_transform_to_screen); EXPECT_EQ(1.f, pending_layer_ptr->tilings()->tiling_at(0)->contents_scale_key()); // Push to active layer. host_impl()->ActivateSyncTree(); FakePictureLayerImpl* active_layer = static_cast( host_impl()->active_tree()->root_layer_for_testing()); SetupDrawPropertiesAndUpdateTiles( active_layer, suggested_ideal_contents_scale, device_scale_factor, page_scale_factor, animation_contents_scale, animation_contents_scale, animating_transform_to_screen); EXPECT_EQ(1.f, active_layer->tilings()->tiling_at(0)->contents_scale_key()); active_layer->set_visible_layer_rect(gfx::Rect(layer_bounds)); // Create resources for the tiles. host_impl()->tile_manager()->InitializeTilesWithResourcesForTesting( active_layer->tilings()->tiling_at(0)->AllTilesForTesting()); // Draw. std::unique_ptr render_pass = RenderPass::Create(); AppendQuadsData data; active_layer->WillDraw(DRAW_MODE_SOFTWARE, nullptr); active_layer->AppendQuads(render_pass.get(), &data); active_layer->DidDraw(nullptr); ASSERT_FALSE(render_pass->quad_list.empty()); EXPECT_EQ(DrawQuad::TILED_CONTENT, render_pass->quad_list.front()->material); // Tiles are ready at correct scale, so should not set had_incomplete_tile. EXPECT_EQ(0, data.num_incomplete_tiles); } TEST_F(PictureLayerImplTest, CompositedImageRasterScaleChanges) { gfx::Size layer_bounds(400, 400); scoped_refptr pending_raster_source = FakeRasterSource::CreateFilled(layer_bounds); host_impl()->CreatePendingTree(); LayerTreeImpl* pending_tree = host_impl()->pending_tree(); std::unique_ptr pending_layer = FakePictureLayerImpl::CreateWithRasterSource(pending_tree, layer_id(), pending_raster_source); pending_layer->set_is_directly_composited_image(true); pending_layer->SetDrawsContent(true); FakePictureLayerImpl* pending_layer_ptr = pending_layer.get(); pending_tree->SetRootLayerForTesting(std::move(pending_layer)); pending_tree->BuildLayerListAndPropertyTreesForTesting(); float expected_contents_scale = 0.25f; for (int i = 1; i < 30; ++i) { float ideal_contents_scale = 0.1f * i - 1e-6; switch (i) { // Scale 0.3. case 3: expected_contents_scale = 0.5f; break; // Scale 0.6. case 6: expected_contents_scale = 1.f; break; } SetupDrawPropertiesAndUpdateTiles(pending_layer_ptr, ideal_contents_scale, 1.f, 1.f, 1.f, 1.f, false); EXPECT_FLOAT_EQ(expected_contents_scale, pending_layer_ptr->picture_layer_tiling_set() ->FindTilingWithResolution(HIGH_RESOLUTION) ->contents_scale_key()) << "ideal_contents_scale: " << ideal_contents_scale; } expected_contents_scale = 1.f; for (int i = 30; i >= 1; --i) { float ideal_contents_scale = 0.1f * i - 1e-6; switch (i) { // Scale 0.2. case 2: expected_contents_scale = 0.5f; break; // Scale 0.1. case 1: expected_contents_scale = 0.25f; break; } SetupDrawPropertiesAndUpdateTiles(pending_layer_ptr, ideal_contents_scale, 1.f, 1.f, 1.f, 1.f, false); EXPECT_FLOAT_EQ(expected_contents_scale, pending_layer_ptr->picture_layer_tiling_set() ->FindTilingWithResolution(HIGH_RESOLUTION) ->contents_scale_key()) << "ideal_contents_scale: " << ideal_contents_scale; } } } // namespace } // namespace cc