| // Copyright 2012 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/trees/layer_tree_host.h" |
| |
| #include "base/location.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/thread_task_runner_handle.h" |
| #include "cc/layers/layer.h" |
| #include "cc/layers/layer_impl.h" |
| #include "cc/layers/picture_layer.h" |
| #include "cc/scheduler/begin_frame_source.h" |
| #include "cc/test/fake_content_layer_client.h" |
| #include "cc/test/fake_layer_tree_host_client.h" |
| #include "cc/test/fake_picture_layer.h" |
| #include "cc/test/fake_picture_layer_impl.h" |
| #include "cc/test/geometry_test_utils.h" |
| #include "cc/test/layer_tree_test.h" |
| #include "cc/test/test_shared_bitmap_manager.h" |
| #include "cc/test/test_task_graph_runner.h" |
| #include "cc/trees/layer_tree_impl.h" |
| #include "ui/gfx/geometry/point_conversions.h" |
| #include "ui/gfx/geometry/size_conversions.h" |
| #include "ui/gfx/geometry/vector2d_conversions.h" |
| |
| namespace cc { |
| namespace { |
| |
| class LayerTreeHostScrollTest : public LayerTreeTest { |
| protected: |
| void SetupTree() override { |
| LayerTreeTest::SetupTree(); |
| Layer* root_layer = layer_tree_host()->root_layer(); |
| |
| // Create an effective max_scroll_offset of (100, 100). |
| gfx::Size scroll_layer_bounds(root_layer->bounds().width() + 100, |
| root_layer->bounds().height() + 100); |
| |
| CreateVirtualViewportLayers(root_layer, |
| root_layer->bounds(), |
| root_layer->bounds(), |
| scroll_layer_bounds, |
| layer_tree_host(), |
| layer_settings()); |
| } |
| }; |
| |
| class LayerTreeHostScrollTestScrollSimple : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollSimple() |
| : initial_scroll_(10, 20), |
| second_scroll_(40, 5), |
| scroll_amount_(2, -1), |
| num_scrolls_(0) {} |
| |
| void BeginTest() override { |
| layer_tree_host()->outer_viewport_scroll_layer()->SetScrollOffset( |
| initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void UpdateLayerTreeHost() override { |
| Layer* scroll_layer = layer_tree_host()->outer_viewport_scroll_layer(); |
| if (!layer_tree_host()->source_frame_number()) { |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->scroll_offset()); |
| } else { |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(initial_scroll_, |
| scroll_amount_), |
| scroll_layer->scroll_offset()); |
| |
| // Pretend like Javascript updated the scroll position itself. |
| scroll_layer->SetScrollOffset(second_scroll_); |
| } |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), scroll_layer->ScrollDelta()); |
| |
| scroll_layer->SetScrollClipLayer(root->id()); |
| scroll_layer->SetBounds( |
| gfx::Size(root->bounds().width() + 100, root->bounds().height() + 100)); |
| scroll_layer->ScrollBy(scroll_amount_); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, scroll_layer->ScrollDelta()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(second_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, scroll_layer->ScrollDelta()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float scale, |
| float top_controls_delta) override { |
| num_scrolls_++; |
| } |
| |
| void AfterTest() override { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::ScrollOffset initial_scroll_; |
| gfx::ScrollOffset second_scroll_; |
| gfx::Vector2dF scroll_amount_; |
| int num_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollSimple); |
| |
| class LayerTreeHostScrollTestScrollMultipleRedraw |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollMultipleRedraw() |
| : initial_scroll_(40, 10), scroll_amount_(-3, 17), num_scrolls_(0) {} |
| |
| void BeginTest() override { |
| scroll_layer_ = layer_tree_host()->outer_viewport_scroll_layer(); |
| scroll_layer_->SetScrollOffset(initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void BeginCommitOnThread(LayerTreeHostImpl* impl) override { |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer_->scroll_offset()); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, |
| scroll_amount_ + scroll_amount_), |
| scroll_layer_->scroll_offset()); |
| case 2: |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, |
| scroll_amount_ + scroll_amount_), |
| scroll_layer_->scroll_offset()); |
| break; |
| } |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* scroll_layer = |
| impl->active_tree()->LayerById(scroll_layer_->id()); |
| if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumberForTesting() == 1) { |
| // First draw after first commit. |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), scroll_layer->ScrollDelta()); |
| scroll_layer->ScrollBy(scroll_amount_); |
| EXPECT_VECTOR_EQ(scroll_amount_, scroll_layer->ScrollDelta()); |
| |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| PostSetNeedsRedrawToMainThread(); |
| } else if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumberForTesting() == 2) { |
| // Second draw after first commit. |
| EXPECT_EQ(scroll_layer->ScrollDelta(), scroll_amount_); |
| scroll_layer->ScrollBy(scroll_amount_); |
| EXPECT_VECTOR_EQ(scroll_amount_ + scroll_amount_, |
| scroll_layer->ScrollDelta()); |
| |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer_->scroll_offset()); |
| PostSetNeedsCommitToMainThread(); |
| } else if (impl->active_tree()->source_frame_number() == 1) { |
| // Third or later draw after second commit. |
| EXPECT_GE(impl->SourceAnimationFrameNumberForTesting(), 3u); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), scroll_layer_->ScrollDelta()); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, |
| scroll_amount_ + scroll_amount_), |
| scroll_layer_->scroll_offset()); |
| EndTest(); |
| } |
| } |
| |
| void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float scale, |
| float top_controls_delta) override { |
| num_scrolls_++; |
| } |
| |
| void AfterTest() override { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::ScrollOffset initial_scroll_; |
| gfx::Vector2dF scroll_amount_; |
| int num_scrolls_; |
| scoped_refptr<Layer> scroll_layer_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollMultipleRedraw); |
| |
| class LayerTreeHostScrollTestScrollAbortedCommit |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollAbortedCommit() |
| : initial_scroll_(50, 60), |
| impl_scroll_(-3, 2), |
| second_main_scroll_(14, -3), |
| impl_scale_(2.f), |
| num_will_begin_main_frames_(0), |
| num_did_begin_main_frames_(0), |
| num_will_commits_(0), |
| num_did_commits_(0), |
| num_impl_commits_(0), |
| num_impl_scrolls_(0) {} |
| |
| void BeginTest() override { |
| layer_tree_host()->outer_viewport_scroll_layer()->SetScrollOffset( |
| initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void SetupTree() override { |
| LayerTreeHostScrollTest::SetupTree(); |
| |
| gfx::Size scroll_layer_bounds(200, 200); |
| layer_tree_host()->outer_viewport_scroll_layer()->SetBounds( |
| scroll_layer_bounds); |
| layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.01f, 100.f); |
| } |
| |
| void WillBeginMainFrame() override { |
| num_will_begin_main_frames_++; |
| Layer* root_scroll_layer = |
| layer_tree_host()->outer_viewport_scroll_layer(); |
| switch (num_will_begin_main_frames_) { |
| case 1: |
| // This will not be aborted because of the initial prop changes. |
| EXPECT_EQ(0, num_impl_scrolls_); |
| EXPECT_EQ(0, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ(initial_scroll_, root_scroll_layer->scroll_offset()); |
| EXPECT_EQ(1.f, layer_tree_host()->page_scale_factor()); |
| break; |
| case 2: |
| // This commit will be aborted, and another commit will be |
| // initiated from the redraw. |
| EXPECT_EQ(1, num_impl_scrolls_); |
| EXPECT_EQ(1, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, impl_scroll_), |
| root_scroll_layer->scroll_offset()); |
| EXPECT_EQ(impl_scale_, layer_tree_host()->page_scale_factor()); |
| PostSetNeedsRedrawToMainThread(); |
| break; |
| case 3: |
| // This commit will not be aborted because of the scroll change. |
| EXPECT_EQ(2, num_impl_scrolls_); |
| // The source frame number still increases even with the abort. |
| EXPECT_EQ(2, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, |
| impl_scroll_ + impl_scroll_), |
| root_scroll_layer->scroll_offset()); |
| EXPECT_EQ(impl_scale_ * impl_scale_, |
| layer_tree_host()->page_scale_factor()); |
| root_scroll_layer->SetScrollOffset(gfx::ScrollOffsetWithDelta( |
| root_scroll_layer->scroll_offset(), second_main_scroll_)); |
| break; |
| case 4: |
| // This commit will also be aborted. |
| EXPECT_EQ(3, num_impl_scrolls_); |
| EXPECT_EQ(3, layer_tree_host()->source_frame_number()); |
| gfx::Vector2dF delta = |
| impl_scroll_ + impl_scroll_ + impl_scroll_ + second_main_scroll_; |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(initial_scroll_, delta), |
| root_scroll_layer->scroll_offset()); |
| |
| // End the test by drawing to verify this commit is also aborted. |
| PostSetNeedsRedrawToMainThread(); |
| break; |
| } |
| } |
| |
| void DidBeginMainFrame() override { num_did_begin_main_frames_++; } |
| |
| void WillCommit() override { num_will_commits_++; } |
| |
| void DidCommit() override { num_did_commits_++; } |
| |
| void BeginCommitOnThread(LayerTreeHostImpl* impl) override { |
| num_impl_commits_++; |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* root_scroll_layer = impl->OuterViewportScrollLayer(); |
| |
| if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumberForTesting() == 1) { |
| // First draw |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), root_scroll_layer->ScrollDelta()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| EXPECT_VECTOR_EQ(impl_scroll_, root_scroll_layer->ScrollDelta()); |
| EXPECT_VECTOR_EQ(initial_scroll_, root_scroll_layer->BaseScrollOffset()); |
| |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor()); |
| impl->active_tree()->SetPageScaleOnActiveTree(impl_scale_); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->current_page_scale_factor()); |
| |
| // To simplify the testing flow, don't redraw here, just commit. |
| impl->SetNeedsCommit(); |
| } else if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumberForTesting() == 2) { |
| // Test a second draw after an aborted commit. |
| // The scroll/scale values should be baked into the offset/scale factor |
| // since the main thread consumed but aborted the begin frame. |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), root_scroll_layer->ScrollDelta()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| EXPECT_VECTOR_EQ(impl_scroll_, root_scroll_layer->ScrollDelta()); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, impl_scroll_), |
| root_scroll_layer->BaseScrollOffset()); |
| |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->current_page_scale_factor()); |
| impl->active_tree()->SetPageScaleOnActiveTree(impl_scale_ * impl_scale_); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_ * impl_scale_, |
| impl->active_tree()->current_page_scale_factor()); |
| |
| impl->SetNeedsCommit(); |
| } else if (impl->active_tree()->source_frame_number() == 1) { |
| // Commit for source frame 1 is aborted. |
| NOTREACHED(); |
| } else if (impl->active_tree()->source_frame_number() == 2 && |
| impl->SourceAnimationFrameNumberForTesting() == 3) { |
| // Third draw after the second full commit. |
| EXPECT_EQ(root_scroll_layer->ScrollDelta(), gfx::Vector2d()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| impl->SetNeedsCommit(); |
| EXPECT_VECTOR_EQ(impl_scroll_, root_scroll_layer->ScrollDelta()); |
| gfx::Vector2dF delta = impl_scroll_ + impl_scroll_ + second_main_scroll_; |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(initial_scroll_, delta), |
| root_scroll_layer->BaseScrollOffset()); |
| } else if (impl->active_tree()->source_frame_number() == 2 && |
| impl->SourceAnimationFrameNumberForTesting() == 4) { |
| // Final draw after the second aborted commit. |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), root_scroll_layer->ScrollDelta()); |
| gfx::Vector2dF delta = |
| impl_scroll_ + impl_scroll_ + impl_scroll_ + second_main_scroll_; |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(initial_scroll_, delta), |
| root_scroll_layer->BaseScrollOffset()); |
| EndTest(); |
| } else { |
| // Commit for source frame 3 is aborted. |
| NOTREACHED(); |
| } |
| } |
| |
| void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float scale, |
| float top_controls_delta) override { |
| num_impl_scrolls_++; |
| } |
| |
| void AfterTest() override { |
| EXPECT_EQ(3, num_impl_scrolls_); |
| // Verify that the embedder sees aborted commits as real commits. |
| EXPECT_EQ(4, num_will_begin_main_frames_); |
| EXPECT_EQ(4, num_did_begin_main_frames_); |
| EXPECT_EQ(4, num_will_commits_); |
| EXPECT_EQ(4, num_did_commits_); |
| // ...but the compositor thread only sees two real ones. |
| EXPECT_EQ(2, num_impl_commits_); |
| } |
| |
| private: |
| gfx::ScrollOffset initial_scroll_; |
| gfx::Vector2dF impl_scroll_; |
| gfx::Vector2dF second_main_scroll_; |
| float impl_scale_; |
| int num_will_begin_main_frames_; |
| int num_did_begin_main_frames_; |
| int num_will_commits_; |
| int num_did_commits_; |
| int num_impl_commits_; |
| int num_impl_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollAbortedCommit); |
| |
| class LayerTreeHostScrollTestFractionalScroll : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestFractionalScroll() : scroll_amount_(1.75, 0) {} |
| |
| void SetupTree() override { |
| LayerTreeHostScrollTest::SetupTree(); |
| layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.01f, 100.f); |
| } |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| |
| // Check that a fractional scroll delta is correctly accumulated over |
| // multiple commits. |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(gfx::Vector2d(0, 0), scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(0, 0), scroll_layer->ScrollDelta()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(gfx::ToFlooredVector2d(scroll_amount_), |
| scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2dF(fmod(scroll_amount_.x(), 1.0f), 0.0f), |
| scroll_layer->ScrollDelta()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 2: |
| EXPECT_VECTOR_EQ( |
| gfx::ToFlooredVector2d(scroll_amount_ + scroll_amount_), |
| scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ( |
| gfx::Vector2dF(fmod(2.0f * scroll_amount_.x(), 1.0f), 0.0f), |
| scroll_layer->ScrollDelta()); |
| EndTest(); |
| break; |
| } |
| scroll_layer->ScrollBy(scroll_amount_); |
| } |
| |
| void AfterTest() override {} |
| |
| private: |
| gfx::Vector2dF scroll_amount_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestFractionalScroll); |
| |
| class LayerTreeHostScrollTestCaseWithChild : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestCaseWithChild() |
| : initial_offset_(10, 20), |
| javascript_scroll_(40, 5), |
| scroll_amount_(2, -1), |
| num_scrolls_(0) {} |
| |
| void SetupTree() override { |
| layer_tree_host()->SetDeviceScaleFactor(device_scale_factor_); |
| |
| scoped_refptr<Layer> root_layer = Layer::Create(layer_settings()); |
| root_layer->SetBounds(gfx::Size(10, 10)); |
| |
| root_scroll_layer_ = |
| FakePictureLayer::Create(layer_settings(), &fake_content_layer_client_); |
| root_scroll_layer_->SetBounds(gfx::Size(110, 110)); |
| root_scroll_layer_->SetPosition(gfx::PointF()); |
| root_scroll_layer_->SetIsDrawable(true); |
| |
| CreateVirtualViewportLayers(root_layer.get(), |
| root_scroll_layer_, |
| root_layer->bounds(), |
| root_layer->bounds(), |
| layer_tree_host(), |
| layer_settings()); |
| |
| |
| child_layer_ = |
| FakePictureLayer::Create(layer_settings(), &fake_content_layer_client_); |
| child_layer_->set_did_scroll_callback( |
| base::Bind(&LayerTreeHostScrollTestCaseWithChild::DidScroll, |
| base::Unretained(this))); |
| child_layer_->SetBounds(gfx::Size(110, 110)); |
| |
| if (scroll_child_layer_) { |
| // Scrolls on the child layer will happen at 5, 5. If they are treated |
| // like device pixels, and device scale factor is 2, then they will |
| // be considered at 2.5, 2.5 in logical pixels, and will miss this layer. |
| child_layer_->SetPosition(gfx::PointF(5.f, 5.f)); |
| } else { |
| // Adjust the child layer horizontally so that scrolls will never hit it. |
| child_layer_->SetPosition(gfx::PointF(60.f, 5.f)); |
| } |
| |
| scoped_refptr<Layer> outer_container_layer = |
| layer_tree_host()->outer_viewport_scroll_layer()->parent(); |
| |
| child_layer_->SetIsDrawable(true); |
| child_layer_->SetScrollClipLayerId(outer_container_layer->id()); |
| child_layer_->SetBounds(root_scroll_layer_->bounds()); |
| root_scroll_layer_->AddChild(child_layer_); |
| |
| if (scroll_child_layer_) { |
| expected_scroll_layer_ = child_layer_; |
| expected_no_scroll_layer_ = root_scroll_layer_; |
| } else { |
| expected_scroll_layer_ = root_scroll_layer_; |
| expected_no_scroll_layer_ = child_layer_; |
| } |
| |
| expected_scroll_layer_->SetScrollOffset(initial_offset_); |
| |
| layer_tree_host()->SetRootLayer(root_layer); |
| LayerTreeTest::SetupTree(); |
| fake_content_layer_client_.set_bounds(root_layer->bounds()); |
| } |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void WillCommit() override { |
| // Keep the test committing (otherwise the early out for no update |
| // will stall the test). |
| if (layer_tree_host()->source_frame_number() < 2) { |
| layer_tree_host()->SetNeedsCommit(); |
| } |
| } |
| |
| void DidScroll() { |
| final_scroll_offset_ = expected_scroll_layer_->scroll_offset(); |
| } |
| |
| void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float scale, |
| float top_controls_delta) override { |
| num_scrolls_++; |
| } |
| |
| void UpdateLayerTreeHost() override { |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_no_scroll_layer_->scroll_offset()); |
| |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_offset_, |
| expected_scroll_layer_->scroll_offset()); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_offset_, scroll_amount_), |
| expected_scroll_layer_->scroll_offset()); |
| |
| // Pretend like Javascript updated the scroll position itself. |
| expected_scroll_layer_->SetScrollOffset(javascript_scroll_); |
| break; |
| case 2: |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(javascript_scroll_, |
| scroll_amount_), |
| expected_scroll_layer_->scroll_offset()); |
| break; |
| } |
| } |
| |
| void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* inner_scroll = impl->InnerViewportScrollLayer(); |
| FakePictureLayerImpl* root_scroll_layer_impl = |
| static_cast<FakePictureLayerImpl*>(impl->OuterViewportScrollLayer()); |
| FakePictureLayerImpl* child_layer_impl = static_cast<FakePictureLayerImpl*>( |
| root_scroll_layer_impl->children()[0].get()); |
| |
| LayerImpl* expected_scroll_layer_impl = NULL; |
| LayerImpl* expected_no_scroll_layer_impl = NULL; |
| if (scroll_child_layer_) { |
| expected_scroll_layer_impl = child_layer_impl; |
| expected_no_scroll_layer_impl = root_scroll_layer_impl; |
| } else { |
| expected_scroll_layer_impl = root_scroll_layer_impl; |
| expected_no_scroll_layer_impl = child_layer_impl; |
| } |
| |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), inner_scroll->ScrollDelta()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_no_scroll_layer_impl->ScrollDelta()); |
| |
| // Ensure device scale factor matches the active tree. |
| EXPECT_EQ(device_scale_factor_, impl->active_tree()->device_scale_factor()); |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: { |
| // GESTURE scroll on impl thread. Also tests that the last scrolled |
| // layer id is stored even after the scrolling ends. |
| InputHandler::ScrollStatus status = impl->ScrollBegin( |
| gfx::ToCeiledPoint(expected_scroll_layer_impl->position() - |
| gfx::Vector2dF(0.5f, 0.5f)), |
| InputHandler::GESTURE); |
| EXPECT_EQ(InputHandler::SCROLL_STARTED, status); |
| impl->ScrollBy(gfx::Point(), scroll_amount_); |
| LayerImpl* scrolling_layer = impl->CurrentlyScrollingLayer(); |
| CHECK(scrolling_layer); |
| impl->ScrollEnd(); |
| CHECK(!impl->CurrentlyScrollingLayer()); |
| EXPECT_EQ(scrolling_layer->id(), |
| impl->active_tree()->LastScrolledLayerId()); |
| |
| // Check the scroll is applied as a delta. |
| EXPECT_VECTOR_EQ(initial_offset_, |
| expected_scroll_layer_impl->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, |
| expected_scroll_layer_impl->ScrollDelta()); |
| break; |
| } |
| case 1: { |
| // WHEEL scroll on impl thread. |
| InputHandler::ScrollStatus status = impl->ScrollBegin( |
| gfx::ToCeiledPoint(expected_scroll_layer_impl->position() + |
| gfx::Vector2dF(0.5f, 0.5f)), |
| InputHandler::WHEEL); |
| EXPECT_EQ(InputHandler::SCROLL_STARTED, status); |
| impl->ScrollBy(gfx::Point(), scroll_amount_); |
| impl->ScrollEnd(); |
| |
| // Check the scroll is applied as a delta. |
| EXPECT_VECTOR_EQ(javascript_scroll_, |
| expected_scroll_layer_impl->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, |
| expected_scroll_layer_impl->ScrollDelta()); |
| break; |
| } |
| case 2: |
| |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(javascript_scroll_, scroll_amount_), |
| expected_scroll_layer_impl->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_scroll_layer_impl->ScrollDelta()); |
| |
| EndTest(); |
| break; |
| } |
| } |
| |
| void AfterTest() override { |
| if (scroll_child_layer_) { |
| EXPECT_EQ(0, num_scrolls_); |
| EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(javascript_scroll_, |
| scroll_amount_), |
| final_scroll_offset_); |
| } else { |
| EXPECT_EQ(2, num_scrolls_); |
| EXPECT_VECTOR_EQ(gfx::ScrollOffset(), final_scroll_offset_); |
| } |
| } |
| |
| protected: |
| float device_scale_factor_; |
| bool scroll_child_layer_; |
| |
| gfx::ScrollOffset initial_offset_; |
| gfx::ScrollOffset javascript_scroll_; |
| gfx::Vector2d scroll_amount_; |
| int num_scrolls_; |
| gfx::ScrollOffset final_scroll_offset_; |
| |
| FakeContentLayerClient fake_content_layer_client_; |
| |
| scoped_refptr<Layer> root_scroll_layer_; |
| scoped_refptr<Layer> child_layer_; |
| scoped_refptr<Layer> expected_scroll_layer_; |
| scoped_refptr<Layer> expected_no_scroll_layer_; |
| }; |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DirectRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DelegatingRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollChild_DirectRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollChild_DelegatingRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollChild_DirectRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollChild_DelegatingRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = true; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollRootScrollLayer_DirectRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollRootScrollLayer_DirectRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollRootScrollLayer_DirectRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = false; |
| RunTest(CompositorMode::Threaded, true); |
| } |
| |
| class LayerTreeHostScrollTestSimple : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestSimple() |
| : initial_scroll_(10, 20), |
| main_thread_scroll_(40, 5), |
| impl_thread_scroll1_(2, -1), |
| impl_thread_scroll2_(-3, 10), |
| num_scrolls_(0) {} |
| |
| void SetupTree() override { |
| LayerTreeHostScrollTest::SetupTree(); |
| layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.01f, 100.f); |
| } |
| |
| void BeginTest() override { |
| layer_tree_host()->outer_viewport_scroll_layer()->SetScrollOffset( |
| initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void UpdateLayerTreeHost() override { |
| Layer* scroll_layer = layer_tree_host()->outer_viewport_scroll_layer(); |
| if (!layer_tree_host()->source_frame_number()) { |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->scroll_offset()); |
| } else { |
| EXPECT_VECTOR_EQ( |
| scroll_layer->scroll_offset(), |
| gfx::ScrollOffsetWithDelta(initial_scroll_, impl_thread_scroll1_)); |
| |
| // Pretend like Javascript updated the scroll position itself with a |
| // change of main_thread_scroll. |
| scroll_layer->SetScrollOffset( |
| gfx::ScrollOffsetWithDelta( |
| initial_scroll_, main_thread_scroll_ + impl_thread_scroll1_)); |
| } |
| } |
| |
| void CommitCompleteOnThread(LayerTreeHostImpl* impl) override { |
| // We force a second draw here of the first commit before activating |
| // the second commit. |
| if (impl->active_tree()->source_frame_number() == 0) |
| impl->SetNeedsRedraw(); |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| if (impl->pending_tree()) |
| impl->SetNeedsRedraw(); |
| |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| LayerImpl* pending_root = |
| impl->active_tree()->FindPendingTreeLayerById(root->id()); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| if (!impl->pending_tree()) { |
| impl->BlockNotifyReadyToActivateForTesting(true); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), scroll_layer->ScrollDelta()); |
| scroll_layer->ScrollBy(impl_thread_scroll1_); |
| |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll1_, scroll_layer->ScrollDelta()); |
| PostSetNeedsCommitToMainThread(); |
| |
| // CommitCompleteOnThread will trigger this function again |
| // and cause us to take the else clause. |
| } else { |
| impl->BlockNotifyReadyToActivateForTesting(false); |
| ASSERT_TRUE(pending_root); |
| EXPECT_EQ(impl->pending_tree()->source_frame_number(), 1); |
| |
| scroll_layer->ScrollBy(impl_thread_scroll2_); |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll1_ + impl_thread_scroll2_, |
| scroll_layer->ScrollDelta()); |
| |
| LayerImpl* pending_scroll_layer = |
| impl->pending_tree()->OuterViewportScrollLayer(); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta( |
| initial_scroll_, main_thread_scroll_ + impl_thread_scroll1_), |
| pending_scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll2_, |
| pending_scroll_layer->ScrollDelta()); |
| } |
| break; |
| case 1: |
| EXPECT_FALSE(impl->pending_tree()); |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta( |
| initial_scroll_, main_thread_scroll_ + impl_thread_scroll1_), |
| scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll2_, scroll_layer->ScrollDelta()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float scale, |
| float top_controls_delta) override { |
| num_scrolls_++; |
| } |
| |
| void AfterTest() override { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::ScrollOffset initial_scroll_; |
| gfx::Vector2dF main_thread_scroll_; |
| gfx::Vector2dF impl_thread_scroll1_; |
| gfx::Vector2dF impl_thread_scroll2_; |
| int num_scrolls_; |
| }; |
| |
| // This tests scrolling on the impl side which is only possible with a thread. |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestSimple); |
| |
| // This test makes sure that layers pick up scrolls that occur between |
| // beginning a commit and finishing a commit (aka scroll deltas not |
| // included in sent scroll delta) still apply to layers that don't |
| // push properties. |
| class LayerTreeHostScrollTestImplOnlyScroll : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestImplOnlyScroll() |
| : initial_scroll_(20, 10), impl_thread_scroll_(-2, 3), impl_scale_(2.f) {} |
| |
| void SetupTree() override { |
| LayerTreeHostScrollTest::SetupTree(); |
| layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.01f, 100.f); |
| } |
| |
| void BeginTest() override { |
| layer_tree_host()->outer_viewport_scroll_layer()->SetScrollOffset( |
| initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| void WillCommit() override { |
| Layer* scroll_layer = layer_tree_host()->outer_viewport_scroll_layer(); |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_TRUE(scroll_layer->needs_push_properties()); |
| break; |
| case 1: |
| // Even if this layer doesn't need push properties, it should |
| // still pick up scrolls that happen on the active layer during |
| // commit. |
| EXPECT_FALSE(scroll_layer->needs_push_properties()); |
| break; |
| } |
| } |
| |
| void BeginCommitOnThread(LayerTreeHostImpl* impl) override { |
| // Scroll after the 2nd commit has started. |
| if (impl->active_tree()->source_frame_number() == 0) { |
| LayerImpl* active_root = impl->active_tree()->root_layer(); |
| LayerImpl* active_scroll_layer = impl->OuterViewportScrollLayer(); |
| ASSERT_TRUE(active_root); |
| ASSERT_TRUE(active_scroll_layer); |
| active_scroll_layer->ScrollBy(impl_thread_scroll_); |
| impl->active_tree()->SetPageScaleOnActiveTree(impl_scale_); |
| } |
| } |
| |
| void CommitCompleteOnThread(LayerTreeHostImpl* impl) override { |
| // We force a second draw here of the first commit before activating |
| // the second commit. |
| LayerImpl* active_root = impl->active_tree()->root_layer(); |
| LayerImpl* active_scroll_layer = |
| active_root ? impl->OuterViewportScrollLayer() : NULL; |
| LayerImpl* pending_root = impl->pending_tree()->root_layer(); |
| LayerImpl* pending_scroll_layer = |
| impl->pending_tree()->OuterViewportScrollLayer(); |
| |
| ASSERT_TRUE(pending_root); |
| ASSERT_TRUE(pending_scroll_layer); |
| switch (impl->pending_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_scroll_, |
| pending_scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), pending_scroll_layer->ScrollDelta()); |
| EXPECT_FALSE(active_root); |
| break; |
| case 1: |
| // Even though the scroll happened during the commit, both layers |
| // should have the appropriate scroll delta. |
| EXPECT_VECTOR_EQ(initial_scroll_, |
| pending_scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll_, |
| pending_scroll_layer->ScrollDelta()); |
| ASSERT_TRUE(active_root); |
| EXPECT_VECTOR_EQ(initial_scroll_, |
| active_scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll_, |
| active_scroll_layer->ScrollDelta()); |
| break; |
| case 2: |
| // On the next commit, this delta should have been sent and applied. |
| EXPECT_VECTOR_EQ( |
| gfx::ScrollOffsetWithDelta(initial_scroll_, impl_thread_scroll_), |
| pending_scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), pending_scroll_layer->ScrollDelta()); |
| break; |
| } |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| if (impl->pending_tree()) |
| impl->SetNeedsRedraw(); |
| |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), scroll_layer->ScrollDelta()); |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(initial_scroll_, scroll_layer->BaseScrollOffset()); |
| EXPECT_VECTOR_EQ(impl_thread_scroll_, scroll_layer->ScrollDelta()); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, |
| impl->active_tree()->current_page_scale_factor()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 2: |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, |
| impl->active_tree()->current_page_scale_factor()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| void AfterTest() override {} |
| |
| private: |
| gfx::ScrollOffset initial_scroll_; |
| gfx::Vector2dF impl_thread_scroll_; |
| float impl_scale_; |
| }; |
| |
| // This tests scrolling on the impl side which is only possible with a thread. |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestImplOnlyScroll); |
| |
| class LayerTreeHostScrollTestScrollZeroMaxScrollOffset |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollZeroMaxScrollOffset() {} |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| scroll_layer->SetScrollClipLayer(root->id()); |
| |
| // Set max_scroll_offset = (100, 100). |
| scroll_layer->SetBounds( |
| gfx::Size(root->bounds().width() + 100, root->bounds().height() + 100)); |
| EXPECT_EQ( |
| InputHandler::SCROLL_STARTED, |
| scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::GESTURE, |
| SCROLL_BLOCKS_ON_NONE)); |
| |
| // Set max_scroll_offset = (0, 0). |
| scroll_layer->SetBounds(root->bounds()); |
| EXPECT_EQ( |
| InputHandler::SCROLL_IGNORED, |
| scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::GESTURE, |
| SCROLL_BLOCKS_ON_NONE)); |
| |
| // Set max_scroll_offset = (-100, -100). |
| scroll_layer->SetBounds(gfx::Size()); |
| EXPECT_EQ( |
| InputHandler::SCROLL_IGNORED, |
| scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::GESTURE, |
| SCROLL_BLOCKS_ON_NONE)); |
| |
| EndTest(); |
| } |
| |
| void AfterTest() override {} |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_TEST_F( |
| LayerTreeHostScrollTestScrollZeroMaxScrollOffset); |
| |
| class LayerTreeHostScrollTestScrollNonDrawnLayer |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollNonDrawnLayer() {} |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void SetupTree() override { |
| LayerTreeHostScrollTest::SetupTree(); |
| layer_tree_host()->outer_viewport_scroll_layer()->SetIsDrawable(false); |
| layer_tree_host()->outer_viewport_scroll_layer()->SetScrollOffset( |
| gfx::ScrollOffset(20.f, 20.f)); |
| layer_tree_host() |
| ->outer_viewport_scroll_layer() |
| ->SetNonFastScrollableRegion(gfx::Rect(20, 20, 20, 20)); |
| } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* scroll_layer = impl->OuterViewportScrollLayer(); |
| |
| // Verify that the scroll layer's scroll offset is taken into account when |
| // checking whether the screen space point is inside the non-fast |
| // scrollable region. |
| EXPECT_EQ( |
| InputHandler::SCROLL_ON_MAIN_THREAD, |
| scroll_layer->TryScroll(gfx::PointF(1.f, 1.f), InputHandler::GESTURE, |
| SCROLL_BLOCKS_ON_NONE)); |
| EXPECT_EQ( |
| InputHandler::SCROLL_STARTED, |
| scroll_layer->TryScroll(gfx::PointF(21.f, 21.f), InputHandler::GESTURE, |
| SCROLL_BLOCKS_ON_NONE)); |
| |
| EndTest(); |
| } |
| |
| void AfterTest() override {} |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollNonDrawnLayer); |
| |
| class ThreadCheckingInputHandlerClient : public InputHandlerClient { |
| public: |
| ThreadCheckingInputHandlerClient(base::SingleThreadTaskRunner* runner, |
| bool* received_stop_flinging) |
| : task_runner_(runner), received_stop_flinging_(received_stop_flinging) {} |
| |
| void WillShutdown() override { |
| if (!received_stop_flinging_) |
| ADD_FAILURE() << "WillShutdown() called before fling stopped"; |
| } |
| |
| void Animate(base::TimeTicks time) override { |
| if (!task_runner_->BelongsToCurrentThread()) |
| ADD_FAILURE() << "Animate called on wrong thread"; |
| } |
| |
| void MainThreadHasStoppedFlinging() override { |
| if (!task_runner_->BelongsToCurrentThread()) |
| ADD_FAILURE() << "MainThreadHasStoppedFlinging called on wrong thread"; |
| *received_stop_flinging_ = true; |
| } |
| |
| void ReconcileElasticOverscrollAndRootScroll() override { |
| if (!task_runner_->BelongsToCurrentThread()) { |
| ADD_FAILURE() << "ReconcileElasticOverscrollAndRootScroll called on " |
| << "wrong thread"; |
| } |
| } |
| |
| void UpdateRootLayerStateForSynchronousInputHandler( |
| const gfx::ScrollOffset& total_scroll_offset, |
| const gfx::ScrollOffset& max_scroll_offset, |
| const gfx::SizeF& scrollable_size, |
| float page_scale_factor, |
| float min_page_scale_factor, |
| float max_page_scale_factor) override { |
| if (!task_runner_->BelongsToCurrentThread()) { |
| ADD_FAILURE() << "UpdateRootLayerStateForSynchronousInputHandler called " |
| << " on wrong thread"; |
| } |
| } |
| |
| private: |
| base::SingleThreadTaskRunner* task_runner_; |
| bool* received_stop_flinging_; |
| }; |
| |
| void BindInputHandlerOnCompositorThread( |
| const base::WeakPtr<InputHandler>& input_handler, |
| ThreadCheckingInputHandlerClient* client) { |
| input_handler->BindToClient(client); |
| } |
| |
| TEST(LayerTreeHostFlingTest, DidStopFlingingThread) { |
| base::Thread impl_thread("cc"); |
| ASSERT_TRUE(impl_thread.Start()); |
| |
| bool received_stop_flinging = false; |
| LayerTreeSettings settings; |
| |
| ThreadCheckingInputHandlerClient input_handler_client( |
| impl_thread.task_runner().get(), &received_stop_flinging); |
| FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D); |
| |
| ASSERT_TRUE(impl_thread.task_runner()); |
| TestSharedBitmapManager shared_bitmap_manager; |
| TestTaskGraphRunner task_graph_runner; |
| |
| LayerTreeHost::InitParams params; |
| params.client = &client; |
| params.shared_bitmap_manager = &shared_bitmap_manager; |
| params.task_graph_runner = &task_graph_runner; |
| params.settings = &settings; |
| params.main_task_runner = base::ThreadTaskRunnerHandle::Get(); |
| scoped_ptr<LayerTreeHost> layer_tree_host = |
| LayerTreeHost::CreateThreaded(impl_thread.task_runner(), ¶ms); |
| |
| impl_thread.task_runner()->PostTask( |
| FROM_HERE, base::Bind(&BindInputHandlerOnCompositorThread, |
| layer_tree_host->GetInputHandler(), |
| base::Unretained(&input_handler_client))); |
| |
| layer_tree_host->DidStopFlinging(); |
| layer_tree_host = nullptr; |
| impl_thread.Stop(); |
| EXPECT_TRUE(received_stop_flinging); |
| } |
| |
| class LayerTreeHostScrollTestLayerStructureChange |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestLayerStructureChange() |
| : scroll_destroy_whole_tree_(false) {} |
| |
| void SetupTree() override { |
| LayerTreeTest::SetupTree(); |
| Layer* root_layer = layer_tree_host()->root_layer(); |
| root_layer->SetBounds(gfx::Size(10, 10)); |
| |
| CreateVirtualViewportLayers(root_layer, |
| root_layer->bounds(), |
| root_layer->bounds(), |
| root_layer->bounds(), |
| layer_tree_host(), |
| layer_settings()); |
| |
| Layer* outer_scroll_layer = |
| layer_tree_host()->outer_viewport_scroll_layer(); |
| |
| Layer* root_scroll_layer = |
| CreateScrollLayer(outer_scroll_layer, &root_scroll_layer_client_); |
| CreateScrollLayer(outer_scroll_layer, &sibling_scroll_layer_client_); |
| CreateScrollLayer(root_scroll_layer, &child_scroll_layer_client_); |
| fake_content_layer_client_.set_bounds(root_layer->bounds()); |
| } |
| |
| void BeginTest() override { PostSetNeedsCommitToMainThread(); } |
| |
| void DrawLayersOnThread(LayerTreeHostImpl* impl) override { |
| LayerImpl* root = impl->OuterViewportScrollLayer(); |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| root->child_at(0)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| root->child_at(0)->child_at(0)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| root->child_at(1)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EndTest(); |
| break; |
| } |
| } |
| |
| void AfterTest() override {} |
| |
| virtual void DidScroll(Layer* layer) { |
| if (scroll_destroy_whole_tree_) { |
| layer_tree_host()->RegisterViewportLayers(NULL, NULL, NULL, NULL); |
| layer_tree_host()->SetRootLayer(NULL); |
| EndTest(); |
| return; |
| } |
| layer->RemoveFromParent(); |
| } |
| |
| protected: |
| class FakeLayerScrollClient { |
| public: |
| void DidScroll() { |
| owner_->DidScroll(layer_); |
| } |
| LayerTreeHostScrollTestLayerStructureChange* owner_; |
| Layer* layer_; |
| }; |
| |
| Layer* CreateScrollLayer(Layer* parent, FakeLayerScrollClient* client) { |
| scoped_refptr<PictureLayer> scroll_layer = |
| PictureLayer::Create(layer_settings(), &fake_content_layer_client_); |
| scroll_layer->SetBounds(gfx::Size(110, 110)); |
| scroll_layer->SetPosition(gfx::PointF()); |
| scroll_layer->SetIsDrawable(true); |
| scroll_layer->SetScrollClipLayerId(parent->id()); |
| scroll_layer->SetBounds(gfx::Size(parent->bounds().width() + 100, |
| parent->bounds().height() + 100)); |
| scroll_layer->set_did_scroll_callback(base::Bind( |
| &FakeLayerScrollClient::DidScroll, base::Unretained(client))); |
| client->owner_ = this; |
| client->layer_ = scroll_layer.get(); |
| parent->AddChild(scroll_layer); |
| return scroll_layer.get(); |
| } |
| |
| FakeLayerScrollClient root_scroll_layer_client_; |
| FakeLayerScrollClient sibling_scroll_layer_client_; |
| FakeLayerScrollClient child_scroll_layer_client_; |
| |
| FakeContentLayerClient fake_content_layer_client_; |
| |
| bool scroll_destroy_whole_tree_; |
| }; |
| |
| TEST_F(LayerTreeHostScrollTestLayerStructureChange, ScrollDestroyLayer) { |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestLayerStructureChange, ScrollDestroyWholeTree) { |
| scroll_destroy_whole_tree_ = true; |
| RunTest(CompositorMode::Threaded, false); |
| } |
| |
| } // namespace |
| } // namespace cc |