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Unified Diff: cc/trees/layer_tree_host_impl_unittest.cc

Issue 1057283003: Remove parts of //cc we aren't using (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: cc/trees/layer_tree_host_impl_unittest.cc
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
deleted file mode 100644
index 284cae0f7416c23c28d9375d7d58ad33b1b1466d..0000000000000000000000000000000000000000
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ /dev/null
@@ -1,8479 +0,0 @@
-// Copyright 2011 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_impl.h"
-
-#include <algorithm>
-#include <cmath>
-
-#include "base/bind.h"
-#include "base/command_line.h"
-#include "base/containers/hash_tables.h"
-#include "base/containers/scoped_ptr_hash_map.h"
-#include "cc/animation/scrollbar_animation_controller_thinning.h"
-#include "cc/base/math_util.h"
-#include "cc/input/page_scale_animation.h"
-#include "cc/input/top_controls_manager.h"
-#include "cc/layers/append_quads_data.h"
-#include "cc/layers/delegated_renderer_layer_impl.h"
-#include "cc/layers/heads_up_display_layer_impl.h"
-#include "cc/layers/io_surface_layer_impl.h"
-#include "cc/layers/layer_impl.h"
-#include "cc/layers/painted_scrollbar_layer_impl.h"
-#include "cc/layers/render_surface_impl.h"
-#include "cc/layers/solid_color_layer_impl.h"
-#include "cc/layers/solid_color_scrollbar_layer_impl.h"
-#include "cc/layers/texture_layer_impl.h"
-#include "cc/layers/tiled_layer_impl.h"
-#include "cc/output/begin_frame_args.h"
-#include "cc/output/compositor_frame_ack.h"
-#include "cc/output/compositor_frame_metadata.h"
-#include "cc/output/copy_output_request.h"
-#include "cc/output/copy_output_result.h"
-#include "cc/output/gl_renderer.h"
-#include "cc/output/latency_info_swap_promise.h"
-#include "cc/quads/render_pass_draw_quad.h"
-#include "cc/quads/solid_color_draw_quad.h"
-#include "cc/quads/texture_draw_quad.h"
-#include "cc/quads/tile_draw_quad.h"
-#include "cc/resources/layer_tiling_data.h"
-#include "cc/test/animation_test_common.h"
-#include "cc/test/begin_frame_args_test.h"
-#include "cc/test/fake_layer_tree_host_impl.h"
-#include "cc/test/fake_output_surface.h"
-#include "cc/test/fake_output_surface_client.h"
-#include "cc/test/fake_picture_layer_impl.h"
-#include "cc/test/fake_picture_pile_impl.h"
-#include "cc/test/fake_proxy.h"
-#include "cc/test/geometry_test_utils.h"
-#include "cc/test/layer_test_common.h"
-#include "cc/test/layer_tree_test.h"
-#include "cc/test/render_pass_test_common.h"
-#include "cc/test/test_gpu_memory_buffer_manager.h"
-#include "cc/test/test_shared_bitmap_manager.h"
-#include "cc/test/test_task_graph_runner.h"
-#include "cc/test/test_web_graphics_context_3d.h"
-#include "cc/trees/layer_tree_impl.h"
-#include "cc/trees/single_thread_proxy.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/core/SkMallocPixelRef.h"
-#include "ui/gfx/frame_time.h"
-#include "ui/gfx/geometry/rect_conversions.h"
-#include "ui/gfx/geometry/size_conversions.h"
-#include "ui/gfx/geometry/vector2d_conversions.h"
-
-using ::testing::Mock;
-using ::testing::Return;
-using ::testing::AnyNumber;
-using ::testing::AtLeast;
-using ::testing::_;
-
-namespace cc {
-namespace {
-
-class LayerTreeHostImplTest : public testing::Test,
- public LayerTreeHostImplClient {
- public:
- LayerTreeHostImplTest()
- : proxy_(base::MessageLoopProxy::current(),
- base::MessageLoopProxy::current()),
- always_impl_thread_(&proxy_),
- always_main_thread_blocked_(&proxy_),
- shared_bitmap_manager_(new TestSharedBitmapManager),
- gpu_memory_buffer_manager_(new TestGpuMemoryBufferManager),
- task_graph_runner_(new TestTaskGraphRunner),
- on_can_draw_state_changed_called_(false),
- did_notify_ready_to_activate_(false),
- did_request_commit_(false),
- did_request_redraw_(false),
- did_request_animate_(false),
- did_request_prepare_tiles_(false),
- did_complete_page_scale_animation_(false),
- reduce_memory_result_(true),
- current_limit_bytes_(0),
- current_priority_cutoff_value_(0) {
- }
-
- LayerTreeSettings DefaultSettings() {
- LayerTreeSettings settings;
- settings.minimum_occlusion_tracking_size = gfx::Size();
- settings.impl_side_painting = true;
- settings.renderer_settings.texture_id_allocation_chunk_size = 1;
- settings.report_overscroll_only_for_scrollable_axes = true;
- settings.use_pinch_virtual_viewport = true;
- return settings;
- }
-
- void SetUp() override {
- CreateHostImpl(DefaultSettings(), CreateOutputSurface());
- }
-
- void TearDown() override {}
-
- void UpdateRendererCapabilitiesOnImplThread() override {}
- void DidLoseOutputSurfaceOnImplThread() override {}
- void CommitVSyncParameters(base::TimeTicks timebase,
- base::TimeDelta interval) override {}
- void SetEstimatedParentDrawTime(base::TimeDelta draw_time) override {}
- void SetMaxSwapsPendingOnImplThread(int max) override {}
- void DidSwapBuffersOnImplThread() override {}
- void DidSwapBuffersCompleteOnImplThread() override {}
- void OnCanDrawStateChanged(bool can_draw) override {
- on_can_draw_state_changed_called_ = true;
- }
- void NotifyReadyToActivate() override {
- did_notify_ready_to_activate_ = true;
- host_impl_->ActivateSyncTree();
- }
- void NotifyReadyToDraw() override {}
- void SetNeedsRedrawOnImplThread() override { did_request_redraw_ = true; }
- void SetNeedsRedrawRectOnImplThread(const gfx::Rect& damage_rect) override {
- did_request_redraw_ = true;
- }
- void SetNeedsAnimateOnImplThread() override { did_request_animate_ = true; }
- void SetNeedsPrepareTilesOnImplThread() override {
- did_request_prepare_tiles_ = true;
- }
- void SetNeedsCommitOnImplThread() override { did_request_commit_ = true; }
- void PostAnimationEventsToMainThreadOnImplThread(
- scoped_ptr<AnimationEventsVector> events) override {}
- bool ReduceContentsTextureMemoryOnImplThread(size_t limit_bytes,
- int priority_cutoff) override {
- current_limit_bytes_ = limit_bytes;
- current_priority_cutoff_value_ = priority_cutoff;
- return reduce_memory_result_;
- }
- bool IsInsideDraw() override { return false; }
- void RenewTreePriority() override {}
- void PostDelayedAnimationTaskOnImplThread(const base::Closure& task,
- base::TimeDelta delay) override {
- animation_task_ = task;
- requested_animation_delay_ = delay;
- }
- void DidActivateSyncTree() override {}
- void DidPrepareTiles() override {}
- void DidCompletePageScaleAnimationOnImplThread() override {
- did_complete_page_scale_animation_ = true;
- }
-
- void set_reduce_memory_result(bool reduce_memory_result) {
- reduce_memory_result_ = reduce_memory_result;
- }
-
- virtual bool CreateHostImpl(const LayerTreeSettings& settings,
- scoped_ptr<OutputSurface> output_surface) {
- host_impl_ = LayerTreeHostImpl::Create(
- settings, this, &proxy_, &stats_instrumentation_,
- shared_bitmap_manager_.get(), gpu_memory_buffer_manager_.get(),
- task_graph_runner_.get(), 0);
- bool init = host_impl_->InitializeRenderer(output_surface.Pass());
- host_impl_->SetViewportSize(gfx::Size(10, 10));
- return init;
- }
-
- void SetupRootLayerImpl(scoped_ptr<LayerImpl> root) {
- root->SetPosition(gfx::PointF());
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->draw_properties().visible_content_rect = gfx::Rect(0, 0, 10, 10);
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- }
-
- static void ExpectClearedScrollDeltasRecursive(LayerImpl* layer) {
- ASSERT_EQ(layer->ScrollDelta(), gfx::Vector2d());
- for (size_t i = 0; i < layer->children().size(); ++i)
- ExpectClearedScrollDeltasRecursive(layer->children()[i]);
- }
-
- static void ExpectContains(const ScrollAndScaleSet& scroll_info,
- int id,
- const gfx::Vector2d& scroll_delta) {
- int times_encountered = 0;
-
- for (size_t i = 0; i < scroll_info.scrolls.size(); ++i) {
- if (scroll_info.scrolls[i].layer_id != id)
- continue;
- EXPECT_VECTOR_EQ(scroll_delta, scroll_info.scrolls[i].scroll_delta);
- times_encountered++;
- }
-
- ASSERT_EQ(1, times_encountered);
- }
-
- static void ExpectNone(const ScrollAndScaleSet& scroll_info, int id) {
- int times_encountered = 0;
-
- for (size_t i = 0; i < scroll_info.scrolls.size(); ++i) {
- if (scroll_info.scrolls[i].layer_id != id)
- continue;
- times_encountered++;
- }
-
- ASSERT_EQ(0, times_encountered);
- }
-
- LayerImpl* CreateScrollAndContentsLayers(LayerTreeImpl* layer_tree_impl,
- const gfx::Size& content_size) {
- const int kInnerViewportScrollLayerId = 2;
- const int kInnerViewportClipLayerId = 4;
- const int kPageScaleLayerId = 5;
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(layer_tree_impl, 1);
- root->SetBounds(content_size);
- root->SetContentBounds(content_size);
- root->SetPosition(gfx::PointF());
- root->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> scroll =
- LayerImpl::Create(layer_tree_impl, kInnerViewportScrollLayerId);
- LayerImpl* scroll_layer = scroll.get();
- scroll->SetIsContainerForFixedPositionLayers(true);
- scroll->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
-
- scoped_ptr<LayerImpl> clip =
- LayerImpl::Create(layer_tree_impl, kInnerViewportClipLayerId);
- clip->SetBounds(
- gfx::Size(content_size.width() / 2, content_size.height() / 2));
-
- scoped_ptr<LayerImpl> page_scale =
- LayerImpl::Create(layer_tree_impl, kPageScaleLayerId);
-
- scroll->SetScrollClipLayer(clip->id());
- scroll->SetBounds(content_size);
- scroll->SetContentBounds(content_size);
- scroll->SetPosition(gfx::PointF());
- scroll->SetIsContainerForFixedPositionLayers(true);
-
- scoped_ptr<LayerImpl> contents =
- LayerImpl::Create(layer_tree_impl, 3);
- contents->SetDrawsContent(true);
- contents->SetBounds(content_size);
- contents->SetContentBounds(content_size);
- contents->SetPosition(gfx::PointF());
-
- scroll->AddChild(contents.Pass());
- page_scale->AddChild(scroll.Pass());
- clip->AddChild(page_scale.Pass());
- root->AddChild(clip.Pass());
-
- layer_tree_impl->SetRootLayer(root.Pass());
- layer_tree_impl->SetViewportLayersFromIds(
- Layer::INVALID_ID, kPageScaleLayerId, kInnerViewportScrollLayerId,
- Layer::INVALID_ID);
-
- return scroll_layer;
- }
-
- LayerImpl* SetupScrollAndContentsLayers(const gfx::Size& content_size) {
- LayerImpl* scroll_layer = CreateScrollAndContentsLayers(
- host_impl_->active_tree(), content_size);
- host_impl_->active_tree()->DidBecomeActive();
- return scroll_layer;
- }
-
- // TODO(wjmaclean) Add clip-layer pointer to parameters.
- scoped_ptr<LayerImpl> CreateScrollableLayer(int id,
- const gfx::Size& size,
- LayerImpl* clip_layer) {
- DCHECK(clip_layer);
- DCHECK(id != clip_layer->id());
- scoped_ptr<LayerImpl> layer =
- LayerImpl::Create(host_impl_->active_tree(), id);
- layer->SetScrollClipLayer(clip_layer->id());
- layer->SetDrawsContent(true);
- layer->SetBounds(size);
- layer->SetContentBounds(size);
- clip_layer->SetBounds(gfx::Size(size.width() / 2, size.height() / 2));
- return layer.Pass();
- }
-
- void DrawFrame() {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- void pinch_zoom_pan_viewport_forces_commit_redraw(float device_scale_factor);
- void pinch_zoom_pan_viewport_test(float device_scale_factor);
- void pinch_zoom_pan_viewport_and_scroll_test(float device_scale_factor);
- void pinch_zoom_pan_viewport_and_scroll_boundary_test(
- float device_scale_factor);
-
- void CheckNotifyCalledIfCanDrawChanged(bool always_draw) {
- // Note: It is not possible to disable the renderer once it has been set,
- // so we do not need to test that disabling the renderer notifies us
- // that can_draw changed.
- EXPECT_FALSE(host_impl_->CanDraw());
- on_can_draw_state_changed_called_ = false;
-
- // Set up the root layer, which allows us to draw.
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- EXPECT_TRUE(host_impl_->CanDraw());
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- // Toggle the root layer to make sure it toggles can_draw
- host_impl_->active_tree()->SetRootLayer(nullptr);
- EXPECT_FALSE(host_impl_->CanDraw());
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- EXPECT_TRUE(host_impl_->CanDraw());
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- // Toggle the device viewport size to make sure it toggles can_draw.
- host_impl_->SetViewportSize(gfx::Size());
- if (always_draw) {
- EXPECT_TRUE(host_impl_->CanDraw());
- } else {
- EXPECT_FALSE(host_impl_->CanDraw());
- }
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- host_impl_->SetViewportSize(gfx::Size(100, 100));
- EXPECT_TRUE(host_impl_->CanDraw());
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- // Toggle contents textures purged without causing any evictions,
- // and make sure that it does not change can_draw.
- set_reduce_memory_result(false);
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes() - 1));
- EXPECT_TRUE(host_impl_->CanDraw());
- EXPECT_FALSE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- // Toggle contents textures purged to make sure it toggles can_draw.
- set_reduce_memory_result(true);
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes() - 1));
- if (always_draw) {
- EXPECT_TRUE(host_impl_->CanDraw());
- } else {
- EXPECT_FALSE(host_impl_->CanDraw());
- }
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
-
- host_impl_->active_tree()->ResetContentsTexturesPurged();
- EXPECT_TRUE(host_impl_->CanDraw());
- EXPECT_TRUE(on_can_draw_state_changed_called_);
- on_can_draw_state_changed_called_ = false;
- }
-
- void SetupMouseMoveAtWithDeviceScale(float device_scale_factor);
-
- protected:
- virtual scoped_ptr<OutputSurface> CreateOutputSurface() {
- return FakeOutputSurface::Create3d();
- }
-
- void DrawOneFrame() {
- LayerTreeHostImpl::FrameData frame_data;
- host_impl_->PrepareToDraw(&frame_data);
- host_impl_->DidDrawAllLayers(frame_data);
- }
-
- FakeProxy proxy_;
- DebugScopedSetImplThread always_impl_thread_;
- DebugScopedSetMainThreadBlocked always_main_thread_blocked_;
-
- scoped_ptr<TestSharedBitmapManager> shared_bitmap_manager_;
- scoped_ptr<TestGpuMemoryBufferManager> gpu_memory_buffer_manager_;
- scoped_ptr<TestTaskGraphRunner> task_graph_runner_;
- scoped_ptr<LayerTreeHostImpl> host_impl_;
- FakeRenderingStatsInstrumentation stats_instrumentation_;
- bool on_can_draw_state_changed_called_;
- bool did_notify_ready_to_activate_;
- bool did_request_commit_;
- bool did_request_redraw_;
- bool did_request_animate_;
- bool did_request_prepare_tiles_;
- bool did_complete_page_scale_animation_;
- bool reduce_memory_result_;
- base::Closure animation_task_;
- base::TimeDelta requested_animation_delay_;
- size_t current_limit_bytes_;
- int current_priority_cutoff_value_;
-};
-
-TEST_F(LayerTreeHostImplTest, NotifyIfCanDrawChanged) {
- bool always_draw = false;
- CheckNotifyCalledIfCanDrawChanged(always_draw);
-}
-
-TEST_F(LayerTreeHostImplTest, CanDrawIncompleteFrames) {
- CreateHostImpl(DefaultSettings(),
- FakeOutputSurface::CreateAlwaysDrawAndSwap3d());
-
- bool always_draw = true;
- CheckNotifyCalledIfCanDrawChanged(always_draw);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollDeltaNoLayers) {
- ASSERT_FALSE(host_impl_->active_tree()->root_layer());
-
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(scroll_info->scrolls.size(), 0u);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollDeltaTreeButNoChanges) {
- {
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root->AddChild(LayerImpl::Create(host_impl_->active_tree(), 2));
- root->AddChild(LayerImpl::Create(host_impl_->active_tree(), 3));
- root->children()[1]->AddChild(
- LayerImpl::Create(host_impl_->active_tree(), 4));
- root->children()[1]->AddChild(
- LayerImpl::Create(host_impl_->active_tree(), 5));
- root->children()[1]->children()[0]->AddChild(
- LayerImpl::Create(host_impl_->active_tree(), 6));
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- }
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- ExpectClearedScrollDeltasRecursive(root);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info;
-
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(scroll_info->scrolls.size(), 0u);
- ExpectClearedScrollDeltasRecursive(root);
-
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(scroll_info->scrolls.size(), 0u);
- ExpectClearedScrollDeltasRecursive(root);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollDeltaRepeatedScrolls) {
- gfx::ScrollOffset scroll_offset(20, 30);
- gfx::Vector2d scroll_delta(11, -15);
- {
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root_clip->SetBounds(gfx::Size(10, 10));
- LayerImpl* root_layer = root.get();
- root_clip->AddChild(root.Pass());
- root_layer->SetBounds(gfx::Size(110, 110));
- root_layer->SetScrollClipLayer(root_clip->id());
- root_layer->PushScrollOffsetFromMainThread(scroll_offset);
- root_layer->ScrollBy(scroll_delta);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- }
- LayerImpl* root = host_impl_->active_tree()->root_layer()->children()[0];
-
- scoped_ptr<ScrollAndScaleSet> scroll_info;
-
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(scroll_info->scrolls.size(), 1u);
- ExpectContains(*scroll_info, root->id(), scroll_delta);
-
- gfx::Vector2d scroll_delta2(-5, 27);
- root->ScrollBy(scroll_delta2);
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(scroll_info->scrolls.size(), 1u);
- ExpectContains(*scroll_info, root->id(), scroll_delta + scroll_delta2);
-
- root->ScrollBy(gfx::Vector2d());
- scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info, root->id(), scroll_delta + scroll_delta2);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollRootCallsCommitAndRedraw) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- EXPECT_TRUE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(),
- InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_TRUE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(0, 10),
- InputHandler::WHEEL));
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(),
- InputHandler::WHEEL));
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollActiveOnlyAfterScrollMovement) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- EXPECT_FALSE(host_impl_->IsActivelyScrolling());
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_TRUE(host_impl_->IsActivelyScrolling());
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->IsActivelyScrolling());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollWithoutRootLayer) {
- // We should not crash when trying to scroll an empty layer tree.
- EXPECT_EQ(InputHandler::SCROLL_IGNORED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollWithoutRenderer) {
- scoped_ptr<TestWebGraphicsContext3D> context_owned =
- TestWebGraphicsContext3D::Create();
- context_owned->set_context_lost(true);
-
- // Initialization will fail.
- EXPECT_FALSE(CreateHostImpl(
- DefaultSettings(), FakeOutputSurface::Create3d(context_owned.Pass())));
-
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- // We should not crash when trying to scroll after the renderer initialization
- // fails.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ReplaceTreeWhileScrolling) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- // We should not crash if the tree is replaced while we are scrolling.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->active_tree()->DetachLayerTree();
-
- scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- // We should still be scrolling, because the scrolled layer also exists in the
- // new tree.
- gfx::Vector2d scroll_delta(0, 10);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info, scroll_layer->id(), scroll_delta);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBlocksOnWheelEventHandlers) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- // With registered event handlers, wheel scrolls don't necessarily
- // have to go to the main thread.
- root->SetHaveWheelEventHandlers(true);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollEnd();
-
- // But typically the scroll-blocks-on mode will require them to.
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_WHEEL_EVENT |
- SCROLL_BLOCKS_ON_START_TOUCH);
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- // But gesture scrolls can still be handled.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
-
- // And if the handlers go away, wheel scrolls can again be processed
- // on impl (despite the scroll-blocks-on mode).
- root->SetHaveWheelEventHandlers(false);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollEnd();
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBlocksOnTouchEventHandlers) {
- LayerImpl* scroll = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- LayerImpl* child = 0;
- {
- scoped_ptr<LayerImpl> child_layer =
- LayerImpl::Create(host_impl_->active_tree(), 6);
- child = child_layer.get();
- child_layer->SetDrawsContent(true);
- child_layer->SetPosition(gfx::PointF(0, 20));
- child_layer->SetBounds(gfx::Size(50, 50));
- child_layer->SetContentBounds(gfx::Size(50, 50));
- scroll->AddChild(child_layer.Pass());
- }
-
- // Touch handler regions determine whether touch events block scroll.
- root->SetTouchEventHandlerRegion(gfx::Rect(0, 0, 100, 100));
- EXPECT_FALSE(host_impl_->DoTouchEventsBlockScrollAt(gfx::Point(10, 10)));
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_START_TOUCH |
- SCROLL_BLOCKS_ON_WHEEL_EVENT);
- EXPECT_TRUE(host_impl_->DoTouchEventsBlockScrollAt(gfx::Point(10, 10)));
-
- // But they don't influence the actual handling of the scroll gestures.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
-
- // It's the union of scroll-blocks-on mode bits across all layers in the
- // scroll paret chain that matters.
- EXPECT_TRUE(host_impl_->DoTouchEventsBlockScrollAt(gfx::Point(10, 30)));
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_NONE);
- EXPECT_FALSE(host_impl_->DoTouchEventsBlockScrollAt(gfx::Point(10, 30)));
- child->SetScrollBlocksOn(SCROLL_BLOCKS_ON_START_TOUCH);
- EXPECT_TRUE(host_impl_->DoTouchEventsBlockScrollAt(gfx::Point(10, 30)));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBlocksOnScrollEventHandlers) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- // With registered scroll handlers, scrolls don't generally have to go
- // to the main thread.
- root->SetHaveScrollEventHandlers(true);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollEnd();
-
- // Even the default scroll blocks on mode doesn't require this.
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_WHEEL_EVENT |
- SCROLL_BLOCKS_ON_START_TOUCH);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
-
- // But the page can opt in to blocking on scroll event handlers.
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_SCROLL_EVENT);
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // GESTURE and WHEEL scrolls behave identically in this regard.
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- // And if the handlers go away, scrolls can again be processed on impl
- // (despite the scroll-blocks-on mode).
- root->SetHaveScrollEventHandlers(false);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBlocksOnLayerTopology) {
- host_impl_->SetViewportSize(gfx::Size(50, 50));
-
- // Create a normal scrollable root layer
- LayerImpl* root_scroll = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- LayerImpl* root_child = root_scroll->children()[0];
- LayerImpl* root = host_impl_->active_tree()->root_layer();
- DrawFrame();
-
- // Create two child scrollable layers
- LayerImpl* child1 = 0;
- {
- scoped_ptr<LayerImpl> scrollable_child_clip_1 =
- LayerImpl::Create(host_impl_->active_tree(), 6);
- scoped_ptr<LayerImpl> scrollable_child_1 = CreateScrollableLayer(
- 7, gfx::Size(10, 10), scrollable_child_clip_1.get());
- child1 = scrollable_child_1.get();
- scrollable_child_1->SetPosition(gfx::Point(5, 5));
- scrollable_child_1->SetHaveWheelEventHandlers(true);
- scrollable_child_1->SetHaveScrollEventHandlers(true);
- scrollable_child_clip_1->AddChild(scrollable_child_1.Pass());
- root_child->AddChild(scrollable_child_clip_1.Pass());
- }
-
- LayerImpl* child2 = 0;
- {
- scoped_ptr<LayerImpl> scrollable_child_clip_2 =
- LayerImpl::Create(host_impl_->active_tree(), 8);
- scoped_ptr<LayerImpl> scrollable_child_2 = CreateScrollableLayer(
- 9, gfx::Size(10, 10), scrollable_child_clip_2.get());
- child2 = scrollable_child_2.get();
- scrollable_child_2->SetPosition(gfx::Point(5, 20));
- scrollable_child_2->SetHaveWheelEventHandlers(true);
- scrollable_child_2->SetHaveScrollEventHandlers(true);
- scrollable_child_clip_2->AddChild(scrollable_child_2.Pass());
- root_child->AddChild(scrollable_child_clip_2.Pass());
- }
-
- // Scroll-blocks-on on a layer affects scrolls that hit that layer.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(10, 10), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
- child1->SetScrollBlocksOn(SCROLL_BLOCKS_ON_SCROLL_EVENT);
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(10, 10), InputHandler::GESTURE));
-
- // But not those that hit only other layers.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
-
- // It's the union of bits set across the scroll ancestor chain that matters.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::WHEEL));
- host_impl_->ScrollEnd();
- root->SetScrollBlocksOn(SCROLL_BLOCKS_ON_WHEEL_EVENT);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::GESTURE));
- host_impl_->ScrollEnd();
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::WHEEL));
- child2->SetScrollBlocksOn(SCROLL_BLOCKS_ON_SCROLL_EVENT);
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::WHEEL));
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(10, 25), InputHandler::GESTURE));
-}
-
-TEST_F(LayerTreeHostImplTest, FlingOnlyWhenScrollingTouchscreen) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- // Ignore the fling since no layer is being scrolled
- EXPECT_EQ(InputHandler::SCROLL_IGNORED, host_impl_->FlingScrollBegin());
-
- // Start scrolling a layer
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // Now the fling should go ahead since we've started scrolling a layer
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-}
-
-TEST_F(LayerTreeHostImplTest, FlingOnlyWhenScrollingTouchpad) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- // Ignore the fling since no layer is being scrolled
- EXPECT_EQ(InputHandler::SCROLL_IGNORED, host_impl_->FlingScrollBegin());
-
- // Start scrolling a layer
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- // Now the fling should go ahead since we've started scrolling a layer
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-}
-
-TEST_F(LayerTreeHostImplTest, NoFlingWhenScrollingOnMain) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- root->SetShouldScrollOnMainThread(true);
-
- // Start scrolling a layer
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // The fling should be ignored since there's no layer being scrolled impl-side
- EXPECT_EQ(InputHandler::SCROLL_IGNORED, host_impl_->FlingScrollBegin());
-}
-
-TEST_F(LayerTreeHostImplTest, ShouldScrollOnMainThread) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- root->SetShouldScrollOnMainThread(true);
-
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-}
-
-TEST_F(LayerTreeHostImplTest, NonFastScrollableRegionBasic) {
- SetupScrollAndContentsLayers(gfx::Size(200, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
-
- LayerImpl* root = host_impl_->active_tree()->root_layer();
- root->SetContentsScale(2.f, 2.f);
- root->SetNonFastScrollableRegion(gfx::Rect(0, 0, 50, 50));
-
- DrawFrame();
-
- // All scroll types inside the non-fast scrollable region should fail.
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(25, 25), InputHandler::WHEEL));
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(25, 25),
- InputHandler::WHEEL));
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(25, 25), InputHandler::GESTURE));
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(25, 25),
- InputHandler::GESTURE));
-
- // All scroll types outside this region should succeed.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(75, 75), InputHandler::WHEEL));
- EXPECT_TRUE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(75, 75),
- InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(25, 25),
- InputHandler::GESTURE));
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(75, 75),
- InputHandler::GESTURE));
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(75, 75), InputHandler::GESTURE));
- EXPECT_TRUE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(75, 75),
- InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(75, 75),
- InputHandler::GESTURE));
-}
-
-TEST_F(LayerTreeHostImplTest, NonFastScrollableRegionWithOffset) {
- SetupScrollAndContentsLayers(gfx::Size(200, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
-
- LayerImpl* root = host_impl_->active_tree()->root_layer();
- root->SetContentsScale(2.f, 2.f);
- root->SetNonFastScrollableRegion(gfx::Rect(0, 0, 50, 50));
- root->SetPosition(gfx::PointF(-25.f, 0.f));
-
- DrawFrame();
-
- // This point would fall into the non-fast scrollable region except that we've
- // moved the layer down by 25 pixels.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(40, 10), InputHandler::WHEEL));
- EXPECT_TRUE(host_impl_->IsCurrentlyScrollingLayerAt(gfx::Point(40, 10),
- InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 1));
- host_impl_->ScrollEnd();
-
- // This point is still inside the non-fast region.
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(10, 10), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollHandlerNotPresent) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(200, 200));
- EXPECT_FALSE(scroll_layer->have_scroll_event_handlers());
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_FALSE(host_impl_->scroll_affects_scroll_handler());
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- EXPECT_FALSE(host_impl_->scroll_affects_scroll_handler());
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->scroll_affects_scroll_handler());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollHandlerPresent) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(200, 200));
- scroll_layer->SetHaveScrollEventHandlers(true);
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_FALSE(host_impl_->scroll_affects_scroll_handler());
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- EXPECT_TRUE(host_impl_->scroll_affects_scroll_handler());
- host_impl_->ScrollEnd();
- EXPECT_FALSE(host_impl_->scroll_affects_scroll_handler());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollByReturnsCorrectValue) {
- SetupScrollAndContentsLayers(gfx::Size(200, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
-
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // Trying to scroll to the left/top will not succeed.
- EXPECT_FALSE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, 0)).did_scroll);
- EXPECT_FALSE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -10)).did_scroll);
- EXPECT_FALSE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, -10)).did_scroll);
-
- // Scrolling to the right/bottom will succeed.
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(10, 0)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(10, 10)).did_scroll);
-
- // Scrolling to left/top will now succeed.
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, 0)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -10)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, -10)).did_scroll);
-
- // Scrolling diagonally against an edge will succeed.
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(10, -10)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, 0)).did_scroll);
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-10, 10)).did_scroll);
-
- // Trying to scroll more than the available space will also succeed.
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(5000, 5000)).did_scroll);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollVerticallyByPageReturnsCorrectValue) {
- SetupScrollAndContentsLayers(gfx::Size(200, 2000));
- host_impl_->SetViewportSize(gfx::Size(100, 1000));
-
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- // Trying to scroll without a vertical scrollbar will fail.
- EXPECT_FALSE(host_impl_->ScrollVerticallyByPage(
- gfx::Point(), SCROLL_FORWARD));
- EXPECT_FALSE(host_impl_->ScrollVerticallyByPage(
- gfx::Point(), SCROLL_BACKWARD));
-
- scoped_ptr<PaintedScrollbarLayerImpl> vertical_scrollbar(
- PaintedScrollbarLayerImpl::Create(
- host_impl_->active_tree(),
- 20,
- VERTICAL));
- vertical_scrollbar->SetBounds(gfx::Size(15, 1000));
- host_impl_->InnerViewportScrollLayer()->AddScrollbar(
- vertical_scrollbar.get());
-
- // Trying to scroll with a vertical scrollbar will succeed.
- EXPECT_TRUE(host_impl_->ScrollVerticallyByPage(
- gfx::Point(), SCROLL_FORWARD));
- EXPECT_FLOAT_EQ(875.f,
- host_impl_->InnerViewportScrollLayer()->ScrollDelta().y());
- EXPECT_TRUE(host_impl_->ScrollVerticallyByPage(
- gfx::Point(), SCROLL_BACKWARD));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollWithUserUnscrollableLayers) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(200, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
-
- gfx::Size overflow_size(400, 400);
- ASSERT_EQ(1u, scroll_layer->children().size());
- LayerImpl* overflow = scroll_layer->children()[0];
- overflow->SetBounds(overflow_size);
- overflow->SetContentBounds(overflow_size);
- overflow->SetScrollClipLayer(scroll_layer->parent()->id());
- overflow->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
- overflow->SetPosition(gfx::PointF());
-
- DrawFrame();
- gfx::Point scroll_position(10, 10);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(scroll_position, InputHandler::WHEEL));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), overflow->CurrentScrollOffset());
-
- gfx::Vector2dF scroll_delta(10, 10);
- host_impl_->ScrollBy(scroll_position, scroll_delta);
- host_impl_->ScrollEnd();
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 10), overflow->CurrentScrollOffset());
-
- overflow->set_user_scrollable_horizontal(false);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(scroll_position, InputHandler::WHEEL));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 10), overflow->CurrentScrollOffset());
-
- host_impl_->ScrollBy(scroll_position, scroll_delta);
- host_impl_->ScrollEnd();
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 0), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 20), overflow->CurrentScrollOffset());
-
- overflow->set_user_scrollable_vertical(false);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(scroll_position, InputHandler::WHEEL));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 0), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 20), overflow->CurrentScrollOffset());
-
- host_impl_->ScrollBy(scroll_position, scroll_delta);
- host_impl_->ScrollEnd();
- EXPECT_VECTOR_EQ(gfx::Vector2dF(20, 10), scroll_layer->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(10, 20), overflow->CurrentScrollOffset());
-}
-
-TEST_F(LayerTreeHostImplTest, ImplPinchZoom) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_EQ(scroll_layer, host_impl_->InnerViewportScrollLayer());
- LayerImpl* container_layer = scroll_layer->scroll_clip_layer();
- EXPECT_EQ(gfx::Size(50, 50), container_layer->bounds());
-
- float min_page_scale = 1.f, max_page_scale = 4.f;
- float page_scale_factor = 1.f;
-
- // The impl-based pinch zoom should adjust the max scroll position.
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(
- page_scale_factor, min_page_scale, max_page_scale);
- host_impl_->SetPageScaleOnActiveTree(page_scale_factor);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
-
- float page_scale_delta = 2.f;
-
- host_impl_->ScrollBegin(gfx::Point(50, 50), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(50, 50));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
- EXPECT_FALSE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
- EXPECT_EQ(gfx::Size(50, 50), container_layer->bounds());
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, page_scale_delta);
-
- EXPECT_EQ(gfx::ScrollOffset(75.0, 75.0).ToString(),
- scroll_layer->MaxScrollOffset().ToString());
- }
-
- // Scrolling after a pinch gesture should always be in local space. The
- // scroll deltas have the page scale factor applied.
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(
- page_scale_factor, min_page_scale, max_page_scale);
- host_impl_->SetPageScaleOnActiveTree(page_scale_factor);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
-
- float page_scale_delta = 2.f;
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- gfx::Vector2d scroll_delta(0, 10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), scroll_layer->id(),
- gfx::Vector2d(0, scroll_delta.y() / page_scale_delta));
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollWithSwapPromises) {
- ui::LatencyInfo latency_info;
- latency_info.trace_id = 1234;
- scoped_ptr<SwapPromise> swap_promise(
- new LatencyInfoSwapPromise(latency_info));
-
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- host_impl_->QueueSwapPromiseForMainThreadScrollUpdate(swap_promise.Pass());
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(1u, scroll_info->swap_promises.size());
- EXPECT_EQ(latency_info.trace_id, scroll_info->swap_promises[0]->TraceId());
-}
-
-TEST_F(LayerTreeHostImplTest, PinchGesture) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- LayerImpl* scroll_layer = host_impl_->InnerViewportScrollLayer();
- DCHECK(scroll_layer);
-
- float min_page_scale = 1.f;
- float max_page_scale = 4.f;
-
- // Basic pinch zoom in gesture
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
-
- float page_scale_delta = 2.f;
- host_impl_->ScrollBegin(gfx::Point(50, 50), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(50, 50));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
- EXPECT_FALSE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, page_scale_delta);
- }
-
- // Zoom-in clamping
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
- float page_scale_delta = 10.f;
-
- host_impl_->ScrollBegin(gfx::Point(50, 50), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(50, 50));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, max_page_scale);
- }
-
- // Zoom-out clamping
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
- scroll_layer->PullDeltaForMainThread();
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- float page_scale_delta = 0.1f;
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, min_page_scale);
-
- EXPECT_TRUE(scroll_info->scrolls.empty());
- }
-
- // Two-finger panning should not happen based on pinch events only
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
- scroll_layer->PullDeltaForMainThread();
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(20, 20));
-
- float page_scale_delta = 1.f;
- host_impl_->ScrollBegin(gfx::Point(10, 10), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(10, 10));
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(20, 20));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, page_scale_delta);
- EXPECT_TRUE(scroll_info->scrolls.empty());
- }
-
- // Two-finger panning should work with interleaved scroll events
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
- scroll_layer->PullDeltaForMainThread();
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(20, 20));
-
- float page_scale_delta = 1.f;
- host_impl_->ScrollBegin(gfx::Point(10, 10), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(10, 10));
- host_impl_->ScrollBy(gfx::Point(10, 10), gfx::Vector2d(-10, -10));
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point(20, 20));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, page_scale_delta);
- ExpectContains(*scroll_info, scroll_layer->id(), gfx::Vector2d(-10, -10));
- }
-
- // Two-finger panning should work when starting fully zoomed out.
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(0.5f, 0.5f, 4.f);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
- scroll_layer->PullDeltaForMainThread();
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 0));
-
- host_impl_->ScrollBegin(gfx::Point(0, 0), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(2.f, gfx::Point(0, 0));
- host_impl_->PinchGestureUpdate(1.f, gfx::Point(0, 0));
- host_impl_->ScrollBy(gfx::Point(0, 0), gfx::Vector2d(10, 10));
- host_impl_->PinchGestureUpdate(1.f, gfx::Point(10, 10));
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, 2.f);
- ExpectContains(*scroll_info, scroll_layer->id(), gfx::Vector2d(20, 20));
- }
-}
-
-TEST_F(LayerTreeHostImplTest, PageScaleAnimation) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- LayerImpl* scroll_layer = host_impl_->InnerViewportScrollLayer();
- DCHECK(scroll_layer);
-
- float min_page_scale = 0.5f;
- float max_page_scale = 4.f;
- base::TimeTicks start_time = base::TimeTicks() +
- base::TimeDelta::FromSeconds(1);
- base::TimeDelta duration = base::TimeDelta::FromMilliseconds(100);
- base::TimeTicks halfway_through_animation = start_time + duration / 2;
- base::TimeTicks end_time = start_time + duration;
-
- // Non-anchor zoom-in
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->active_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation>(new PendingPageScaleAnimation(
- gfx::Vector2d(),
- false,
- 2.f,
- duration)));
- host_impl_->ActivateSyncTree();
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(start_time);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(halfway_through_animation);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
- host_impl_->Animate(end_time);
- EXPECT_TRUE(did_request_commit_);
- EXPECT_FALSE(did_request_animate_);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, 2);
- ExpectContains(*scroll_info, scroll_layer->id(), gfx::Vector2d(-50, -50));
- }
-
- // Anchor zoom-out
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->active_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation> (new PendingPageScaleAnimation(
- gfx::Vector2d(25, 25),
- true,
- min_page_scale,
- duration)));
- host_impl_->ActivateSyncTree();
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(start_time);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_commit_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(end_time);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_FALSE(did_request_animate_);
- EXPECT_TRUE(did_request_commit_);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, min_page_scale);
- // Pushed to (0,0) via clamping against contents layer size.
- ExpectContains(*scroll_info, scroll_layer->id(), gfx::Vector2d(-50, -50));
- }
-}
-
-TEST_F(LayerTreeHostImplTest, PageScaleAnimationNoOp) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- LayerImpl* scroll_layer = host_impl_->InnerViewportScrollLayer();
- DCHECK(scroll_layer);
-
- float min_page_scale = 0.5f;
- float max_page_scale = 4.f;
- base::TimeTicks start_time = base::TimeTicks() +
- base::TimeDelta::FromSeconds(1);
- base::TimeDelta duration = base::TimeDelta::FromMilliseconds(100);
- base::TimeTicks halfway_through_animation = start_time + duration / 2;
- base::TimeTicks end_time = start_time + duration;
-
- // Anchor zoom with unchanged page scale should not change scroll or scale.
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- host_impl_->active_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation>(new PendingPageScaleAnimation(
- gfx::Vector2d(),
- true,
- 1.f,
- duration)));
- host_impl_->ActivateSyncTree();
- host_impl_->Animate(start_time);
- host_impl_->Animate(halfway_through_animation);
- EXPECT_TRUE(did_request_redraw_);
- host_impl_->Animate(end_time);
- EXPECT_TRUE(did_request_commit_);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, 1);
- ExpectNone(*scroll_info, scroll_layer->id());
- }
-}
-
-TEST_F(LayerTreeHostImplTest, PageScaleAnimationTransferedOnSyncTreeActivate) {
- host_impl_->CreatePendingTree();
- CreateScrollAndContentsLayers(
- host_impl_->pending_tree(),
- gfx::Size(100, 100));
- host_impl_->ActivateSyncTree();
- DrawFrame();
-
- LayerImpl* scroll_layer = host_impl_->InnerViewportScrollLayer();
- DCHECK(scroll_layer);
-
- float min_page_scale = 0.5f;
- float max_page_scale = 4.f;
- host_impl_->sync_tree()->PushPageScaleFromMainThread(1.f, min_page_scale,
- max_page_scale);
- host_impl_->ActivateSyncTree();
-
- base::TimeTicks start_time = base::TimeTicks() +
- base::TimeDelta::FromSeconds(1);
- base::TimeDelta duration = base::TimeDelta::FromMilliseconds(100);
- base::TimeTicks third_through_animation = start_time + duration / 3;
- base::TimeTicks halfway_through_animation = start_time + duration / 2;
- base::TimeTicks end_time = start_time + duration;
- float target_scale = 2.f;
-
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- // Make sure TakePageScaleAnimation works properly.
-
- host_impl_->sync_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation>(new PendingPageScaleAnimation(
- gfx::Vector2d(),
- false,
- target_scale,
- duration)));
- scoped_ptr<PendingPageScaleAnimation> psa =
- host_impl_->sync_tree()->TakePendingPageScaleAnimation();
- EXPECT_EQ(target_scale, psa->scale);
- EXPECT_EQ(duration, psa->duration);
- EXPECT_EQ(nullptr, host_impl_->sync_tree()->TakePendingPageScaleAnimation());
-
- // Recreate the PSA. Nothing should happen here since the tree containing the
- // PSA hasn't been activated yet.
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->sync_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation>(new PendingPageScaleAnimation(
- gfx::Vector2d(),
- false,
- target_scale,
- duration)));
- host_impl_->Animate(halfway_through_animation);
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
-
- // Activate the sync tree. This should cause the animation to become enabled.
- // It should also clear the pointer on the sync tree.
- host_impl_->ActivateSyncTree();
- EXPECT_EQ(nullptr,
- host_impl_->sync_tree()->TakePendingPageScaleAnimation().get());
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- // From here on, make sure the animation runs as normal.
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(start_time);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(third_through_animation);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- // Another activation shouldn't have any effect on the animation.
- host_impl_->ActivateSyncTree();
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- host_impl_->Animate(halfway_through_animation);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_animate_);
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
- host_impl_->Animate(end_time);
- EXPECT_TRUE(did_request_commit_);
- EXPECT_FALSE(did_request_animate_);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- EXPECT_EQ(scroll_info->page_scale_delta, target_scale);
- ExpectContains(*scroll_info, scroll_layer->id(), gfx::Vector2d(-50, -50));
-}
-
-TEST_F(LayerTreeHostImplTest, PageScaleAnimationCompletedNotification) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- LayerImpl* scroll_layer = host_impl_->InnerViewportScrollLayer();
- DCHECK(scroll_layer);
-
- base::TimeTicks start_time =
- base::TimeTicks() + base::TimeDelta::FromSeconds(1);
- base::TimeDelta duration = base::TimeDelta::FromMilliseconds(100);
- base::TimeTicks halfway_through_animation = start_time + duration / 2;
- base::TimeTicks end_time = start_time + duration;
-
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(50, 50));
-
- did_complete_page_scale_animation_ = false;
- host_impl_->active_tree()->SetPendingPageScaleAnimation(
- scoped_ptr<PendingPageScaleAnimation>(new PendingPageScaleAnimation(
- gfx::Vector2d(), false, 2.f, duration)));
- host_impl_->ActivateSyncTree();
- host_impl_->Animate(start_time);
- EXPECT_FALSE(did_complete_page_scale_animation_);
-
- host_impl_->Animate(halfway_through_animation);
- EXPECT_FALSE(did_complete_page_scale_animation_);
-
- host_impl_->Animate(end_time);
- EXPECT_TRUE(did_complete_page_scale_animation_);
-}
-
-class LayerTreeHostImplOverridePhysicalTime : public LayerTreeHostImpl {
- public:
- LayerTreeHostImplOverridePhysicalTime(
- const LayerTreeSettings& settings,
- LayerTreeHostImplClient* client,
- Proxy* proxy,
- SharedBitmapManager* manager,
- RenderingStatsInstrumentation* rendering_stats_instrumentation)
- : LayerTreeHostImpl(settings,
- client,
- proxy,
- rendering_stats_instrumentation,
- manager,
- NULL,
- NULL,
- 0) {}
-
- BeginFrameArgs CurrentBeginFrameArgs() const override {
- return CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE,
- fake_current_physical_time_);
- }
-
- void SetCurrentPhysicalTimeTicksForTest(base::TimeTicks fake_now) {
- fake_current_physical_time_ = fake_now;
- }
-
- private:
- base::TimeTicks fake_current_physical_time_;
-};
-
-class LayerTreeHostImplTestScrollbarAnimation : public LayerTreeHostImplTest {
- protected:
- void SetupLayers(LayerTreeSettings settings) {
- gfx::Size viewport_size(10, 10);
- gfx::Size content_size(100, 100);
-
- LayerTreeHostImplOverridePhysicalTime* host_impl_override_time =
- new LayerTreeHostImplOverridePhysicalTime(settings, this, &proxy_,
- shared_bitmap_manager_.get(),
- &stats_instrumentation_);
- host_impl_ = make_scoped_ptr(host_impl_override_time);
- host_impl_->InitializeRenderer(CreateOutputSurface());
- host_impl_->SetViewportSize(viewport_size);
-
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(viewport_size);
-
- scoped_ptr<LayerImpl> scroll =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scroll->SetScrollClipLayer(root->id());
- scroll->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
- root->SetBounds(viewport_size);
- scroll->SetBounds(content_size);
- scroll->SetContentBounds(content_size);
- scroll->SetIsContainerForFixedPositionLayers(true);
-
- scoped_ptr<LayerImpl> contents =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- contents->SetDrawsContent(true);
- contents->SetBounds(content_size);
- contents->SetContentBounds(content_size);
-
- scoped_ptr<SolidColorScrollbarLayerImpl> scrollbar =
- SolidColorScrollbarLayerImpl::Create(host_impl_->active_tree(), 4,
- VERTICAL, 10, 0, false, true);
- EXPECT_FLOAT_EQ(0.f, scrollbar->opacity());
-
- scroll->AddChild(contents.Pass());
- root->AddChild(scroll.Pass());
- root->SetHasRenderSurface(true);
- scrollbar->SetScrollLayerAndClipLayerByIds(2, 1);
- root->AddChild(scrollbar.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- }
-
- void RunTest(LayerTreeSettings::ScrollbarAnimator animator) {
- LayerTreeSettings settings;
- settings.scrollbar_animator = animator;
- settings.scrollbar_fade_delay_ms = 20;
- settings.scrollbar_fade_duration_ms = 20;
-
- SetupLayers(settings);
-
- base::TimeTicks fake_now = gfx::FrameTime::Now();
-
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- // If no scroll happened during a scroll gesture, it should have no effect.
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL);
- host_impl_->ScrollEnd();
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- // After a scroll, a scrollbar animation should be scheduled about 20ms from
- // now.
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL);
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0, 5));
- EXPECT_FALSE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- did_request_redraw_ = false;
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- host_impl_->ScrollEnd();
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta::FromMilliseconds(20),
- requested_animation_delay_);
- EXPECT_FALSE(animation_task_.Equals(base::Closure()));
-
- fake_now += requested_animation_delay_;
- requested_animation_delay_ = base::TimeDelta();
- animation_task_.Run();
- animation_task_ = base::Closure();
- EXPECT_TRUE(did_request_animate_);
- did_request_animate_ = false;
- EXPECT_FALSE(did_request_redraw_);
-
- // After the scrollbar animation begins, we should start getting redraws.
- host_impl_->Animate(fake_now);
- EXPECT_TRUE(did_request_animate_);
- did_request_animate_ = false;
- EXPECT_TRUE(did_request_redraw_);
- did_request_redraw_ = false;
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- // Setting the scroll offset outside a scroll should also cause the
- // scrollbar to appear and to schedule a scrollbar animation.
- host_impl_->InnerViewportScrollLayer()->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(5, 5));
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta::FromMilliseconds(20),
- requested_animation_delay_);
- EXPECT_FALSE(animation_task_.Equals(base::Closure()));
- requested_animation_delay_ = base::TimeDelta();
- animation_task_ = base::Closure();
-
- // Scrollbar animation is not triggered unnecessarily.
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL);
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(5, 0));
- EXPECT_FALSE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- did_request_redraw_ = false;
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- host_impl_->ScrollEnd();
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta(), requested_animation_delay_);
- EXPECT_TRUE(animation_task_.Equals(base::Closure()));
-
- // Changing page scale triggers scrollbar animation.
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 1.f, 4.f);
- host_impl_->SetPageScaleOnActiveTree(1.1f);
- EXPECT_FALSE(did_request_animate_);
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_EQ(base::TimeDelta::FromMilliseconds(20),
- requested_animation_delay_);
- EXPECT_FALSE(animation_task_.Equals(base::Closure()));
- requested_animation_delay_ = base::TimeDelta();
- animation_task_ = base::Closure();
- }
-};
-
-TEST_F(LayerTreeHostImplTestScrollbarAnimation, LinearFade) {
- RunTest(LayerTreeSettings::LINEAR_FADE);
-}
-
-TEST_F(LayerTreeHostImplTestScrollbarAnimation, Thinning) {
- RunTest(LayerTreeSettings::THINNING);
-}
-
-void LayerTreeHostImplTest::SetupMouseMoveAtWithDeviceScale(
- float device_scale_factor) {
- LayerTreeSettings settings;
- settings.scrollbar_fade_delay_ms = 500;
- settings.scrollbar_fade_duration_ms = 300;
- settings.scrollbar_animator = LayerTreeSettings::THINNING;
-
- gfx::Size viewport_size(300, 200);
- gfx::Size device_viewport_size = gfx::ToFlooredSize(
- gfx::ScaleSize(viewport_size, device_scale_factor));
- gfx::Size content_size(1000, 1000);
-
- CreateHostImpl(settings, CreateOutputSurface());
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- host_impl_->SetViewportSize(device_viewport_size);
-
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(viewport_size);
- root->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> scroll =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scroll->SetScrollClipLayer(root->id());
- scroll->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
- scroll->SetBounds(content_size);
- scroll->SetContentBounds(content_size);
- scroll->SetIsContainerForFixedPositionLayers(true);
-
- scoped_ptr<LayerImpl> contents =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- contents->SetDrawsContent(true);
- contents->SetBounds(content_size);
- contents->SetContentBounds(content_size);
-
- // The scrollbar is on the right side.
- scoped_ptr<PaintedScrollbarLayerImpl> scrollbar =
- PaintedScrollbarLayerImpl::Create(host_impl_->active_tree(), 5, VERTICAL);
- scrollbar->SetDrawsContent(true);
- scrollbar->SetBounds(gfx::Size(15, viewport_size.height()));
- scrollbar->SetContentBounds(gfx::Size(15, viewport_size.height()));
- scrollbar->SetPosition(gfx::Point(285, 0));
-
- scroll->AddChild(contents.Pass());
- root->AddChild(scroll.Pass());
- scrollbar->SetScrollLayerAndClipLayerByIds(2, 1);
- root->AddChild(scrollbar.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
-
- LayerImpl* root_scroll =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- ASSERT_TRUE(root_scroll->scrollbar_animation_controller());
- ScrollbarAnimationControllerThinning* scrollbar_animation_controller =
- static_cast<ScrollbarAnimationControllerThinning*>(
- root_scroll->scrollbar_animation_controller());
- scrollbar_animation_controller->set_mouse_move_distance_for_test(100.f);
-
- host_impl_->MouseMoveAt(gfx::Point(1, 1));
- EXPECT_FALSE(scrollbar_animation_controller->mouse_is_near_scrollbar());
-
- host_impl_->MouseMoveAt(gfx::Point(200, 50));
- EXPECT_TRUE(scrollbar_animation_controller->mouse_is_near_scrollbar());
-
- host_impl_->MouseMoveAt(gfx::Point(184, 100));
- EXPECT_FALSE(scrollbar_animation_controller->mouse_is_near_scrollbar());
-
- scrollbar_animation_controller->set_mouse_move_distance_for_test(102.f);
- host_impl_->MouseMoveAt(gfx::Point(184, 100));
- EXPECT_TRUE(scrollbar_animation_controller->mouse_is_near_scrollbar());
-
- did_request_redraw_ = false;
- EXPECT_EQ(0, host_impl_->scroll_layer_id_when_mouse_over_scrollbar());
- host_impl_->MouseMoveAt(gfx::Point(290, 100));
- EXPECT_EQ(2, host_impl_->scroll_layer_id_when_mouse_over_scrollbar());
- host_impl_->MouseMoveAt(gfx::Point(290, 120));
- EXPECT_EQ(2, host_impl_->scroll_layer_id_when_mouse_over_scrollbar());
- host_impl_->MouseMoveAt(gfx::Point(150, 120));
- EXPECT_EQ(0, host_impl_->scroll_layer_id_when_mouse_over_scrollbar());
-}
-
-TEST_F(LayerTreeHostImplTest, MouseMoveAtWithDeviceScaleOf1) {
- SetupMouseMoveAtWithDeviceScale(1.f);
-}
-
-TEST_F(LayerTreeHostImplTest, MouseMoveAtWithDeviceScaleOf2) {
- SetupMouseMoveAtWithDeviceScale(2.f);
-}
-
-TEST_F(LayerTreeHostImplTest, CompositorFrameMetadata) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
- DrawFrame();
- {
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_EQ(gfx::Vector2dF(), metadata.root_scroll_offset);
- EXPECT_EQ(1.f, metadata.page_scale_factor);
- EXPECT_EQ(gfx::SizeF(50.f, 50.f), metadata.scrollable_viewport_size);
- EXPECT_EQ(gfx::SizeF(100.f, 100.f), metadata.root_layer_size);
- EXPECT_EQ(0.5f, metadata.min_page_scale_factor);
- EXPECT_EQ(4.f, metadata.max_page_scale_factor);
- EXPECT_FALSE(metadata.root_overflow_x_hidden);
- EXPECT_FALSE(metadata.root_overflow_y_hidden);
- }
-
- // Scrolling should update metadata immediately.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- {
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_EQ(gfx::Vector2dF(0.f, 10.f), metadata.root_scroll_offset);
- }
- host_impl_->ScrollEnd();
- {
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_EQ(gfx::Vector2dF(0.f, 10.f), metadata.root_scroll_offset);
- }
-
- // Root "overflow: hidden" properties should be reflected.
- {
- host_impl_->active_tree()
- ->InnerViewportScrollLayer()
- ->set_user_scrollable_horizontal(false);
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_TRUE(metadata.root_overflow_x_hidden);
- EXPECT_FALSE(metadata.root_overflow_y_hidden);
-
- host_impl_->active_tree()
- ->InnerViewportScrollLayer()
- ->set_user_scrollable_vertical(false);
- metadata = host_impl_->MakeCompositorFrameMetadata();
- EXPECT_TRUE(metadata.root_overflow_x_hidden);
- EXPECT_TRUE(metadata.root_overflow_y_hidden);
- }
-
- // Page scale should update metadata correctly (shrinking only the viewport).
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(2.f, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
- {
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_EQ(gfx::Vector2dF(0.f, 10.f), metadata.root_scroll_offset);
- EXPECT_EQ(2.f, metadata.page_scale_factor);
- EXPECT_EQ(gfx::SizeF(25.f, 25.f), metadata.scrollable_viewport_size);
- EXPECT_EQ(gfx::SizeF(100.f, 100.f), metadata.root_layer_size);
- EXPECT_EQ(0.5f, metadata.min_page_scale_factor);
- EXPECT_EQ(4.f, metadata.max_page_scale_factor);
- }
-
- // Likewise if set from the main thread.
- host_impl_->ProcessScrollDeltas();
- host_impl_->active_tree()->PushPageScaleFromMainThread(4.f, 0.5f, 4.f);
- host_impl_->SetPageScaleOnActiveTree(4.f);
- {
- CompositorFrameMetadata metadata =
- host_impl_->MakeCompositorFrameMetadata();
- EXPECT_EQ(gfx::Vector2dF(0.f, 10.f), metadata.root_scroll_offset);
- EXPECT_EQ(4.f, metadata.page_scale_factor);
- EXPECT_EQ(gfx::SizeF(12.5f, 12.5f), metadata.scrollable_viewport_size);
- EXPECT_EQ(gfx::SizeF(100.f, 100.f), metadata.root_layer_size);
- EXPECT_EQ(0.5f, metadata.min_page_scale_factor);
- EXPECT_EQ(4.f, metadata.max_page_scale_factor);
- }
-}
-
-class DidDrawCheckLayer : public LayerImpl {
- public:
- static scoped_ptr<LayerImpl> Create(LayerTreeImpl* tree_impl, int id) {
- return make_scoped_ptr(new DidDrawCheckLayer(tree_impl, id));
- }
-
- bool WillDraw(DrawMode draw_mode, ResourceProvider* provider) override {
- will_draw_called_ = true;
- if (will_draw_returns_false_)
- return false;
- return LayerImpl::WillDraw(draw_mode, provider);
- }
-
- void AppendQuads(RenderPass* render_pass,
- AppendQuadsData* append_quads_data) override {
- append_quads_called_ = true;
- LayerImpl::AppendQuads(render_pass, append_quads_data);
- }
-
- void DidDraw(ResourceProvider* provider) override {
- did_draw_called_ = true;
- LayerImpl::DidDraw(provider);
- }
-
- bool will_draw_called() const { return will_draw_called_; }
- bool append_quads_called() const { return append_quads_called_; }
- bool did_draw_called() const { return did_draw_called_; }
-
- void set_will_draw_returns_false() { will_draw_returns_false_ = true; }
-
- void ClearDidDrawCheck() {
- will_draw_called_ = false;
- append_quads_called_ = false;
- did_draw_called_ = false;
- }
-
- static void IgnoreResult(scoped_ptr<CopyOutputResult> result) {}
-
- void AddCopyRequest() {
- ScopedPtrVector<CopyOutputRequest> requests;
- requests.push_back(
- CopyOutputRequest::CreateRequest(base::Bind(&IgnoreResult)));
- SetHasRenderSurface(true);
- PassCopyRequests(&requests);
- }
-
- protected:
- DidDrawCheckLayer(LayerTreeImpl* tree_impl, int id)
- : LayerImpl(tree_impl, id),
- will_draw_returns_false_(false),
- will_draw_called_(false),
- append_quads_called_(false),
- did_draw_called_(false) {
- SetBounds(gfx::Size(10, 10));
- SetContentBounds(gfx::Size(10, 10));
- SetDrawsContent(true);
- draw_properties().visible_content_rect = gfx::Rect(0, 0, 10, 10);
- }
-
- private:
- bool will_draw_returns_false_;
- bool will_draw_called_;
- bool append_quads_called_;
- bool did_draw_called_;
-};
-
-TEST_F(LayerTreeHostImplTest, WillDrawReturningFalseDoesNotCall) {
- // The root layer is always drawn, so run this test on a child layer that
- // will be masked out by the root layer's bounds.
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(
- host_impl_->active_tree()->root_layer());
-
- root->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 2));
- root->SetHasRenderSurface(true);
- DidDrawCheckLayer* layer =
- static_cast<DidDrawCheckLayer*>(root->children()[0]);
-
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_TRUE(layer->will_draw_called());
- EXPECT_TRUE(layer->append_quads_called());
- EXPECT_TRUE(layer->did_draw_called());
- }
-
- host_impl_->SetViewportDamage(gfx::Rect(10, 10));
-
- {
- LayerTreeHostImpl::FrameData frame;
-
- layer->set_will_draw_returns_false();
- layer->ClearDidDrawCheck();
-
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_TRUE(layer->will_draw_called());
- EXPECT_FALSE(layer->append_quads_called());
- EXPECT_FALSE(layer->did_draw_called());
- }
-}
-
-TEST_F(LayerTreeHostImplTest, DidDrawNotCalledOnHiddenLayer) {
- // The root layer is always drawn, so run this test on a child layer that
- // will be masked out by the root layer's bounds.
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root = static_cast<DidDrawCheckLayer*>(
- host_impl_->active_tree()->root_layer());
- root->SetMasksToBounds(true);
- root->SetHasRenderSurface(true);
- root->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 2));
- DidDrawCheckLayer* layer =
- static_cast<DidDrawCheckLayer*>(root->children()[0]);
- // Ensure visible_content_rect for layer is empty.
- layer->SetPosition(gfx::PointF(100.f, 100.f));
- layer->SetBounds(gfx::Size(10, 10));
- layer->SetContentBounds(gfx::Size(10, 10));
-
- LayerTreeHostImpl::FrameData frame;
-
- EXPECT_FALSE(layer->will_draw_called());
- EXPECT_FALSE(layer->did_draw_called());
-
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_FALSE(layer->will_draw_called());
- EXPECT_FALSE(layer->did_draw_called());
-
- EXPECT_TRUE(layer->visible_content_rect().IsEmpty());
-
- // Ensure visible_content_rect for layer is not empty
- layer->SetPosition(gfx::PointF());
-
- EXPECT_FALSE(layer->will_draw_called());
- EXPECT_FALSE(layer->did_draw_called());
-
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_TRUE(layer->will_draw_called());
- EXPECT_TRUE(layer->did_draw_called());
-
- EXPECT_FALSE(layer->visible_content_rect().IsEmpty());
-}
-
-TEST_F(LayerTreeHostImplTest, WillDrawNotCalledOnOccludedLayer) {
- gfx::Size big_size(1000, 1000);
- host_impl_->SetViewportSize(big_size);
-
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root =
- static_cast<DidDrawCheckLayer*>(host_impl_->active_tree()->root_layer());
-
- root->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 2));
- DidDrawCheckLayer* occluded_layer =
- static_cast<DidDrawCheckLayer*>(root->children()[0]);
-
- root->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 3));
- root->SetHasRenderSurface(true);
- DidDrawCheckLayer* top_layer =
- static_cast<DidDrawCheckLayer*>(root->children()[1]);
- // This layer covers the occluded_layer above. Make this layer large so it can
- // occlude.
- top_layer->SetBounds(big_size);
- top_layer->SetContentBounds(big_size);
- top_layer->SetContentsOpaque(true);
-
- LayerTreeHostImpl::FrameData frame;
-
- EXPECT_FALSE(occluded_layer->will_draw_called());
- EXPECT_FALSE(occluded_layer->did_draw_called());
- EXPECT_FALSE(top_layer->will_draw_called());
- EXPECT_FALSE(top_layer->did_draw_called());
-
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_FALSE(occluded_layer->will_draw_called());
- EXPECT_FALSE(occluded_layer->did_draw_called());
- EXPECT_TRUE(top_layer->will_draw_called());
- EXPECT_TRUE(top_layer->did_draw_called());
-}
-
-TEST_F(LayerTreeHostImplTest, DidDrawCalledOnAllLayers) {
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root =
- static_cast<DidDrawCheckLayer*>(host_impl_->active_tree()->root_layer());
-
- root->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 2));
- root->SetHasRenderSurface(true);
- DidDrawCheckLayer* layer1 =
- static_cast<DidDrawCheckLayer*>(root->children()[0]);
-
- layer1->AddChild(DidDrawCheckLayer::Create(host_impl_->active_tree(), 3));
- DidDrawCheckLayer* layer2 =
- static_cast<DidDrawCheckLayer*>(layer1->children()[0]);
-
- layer1->SetHasRenderSurface(true);
- layer1->SetShouldFlattenTransform(true);
-
- EXPECT_FALSE(root->did_draw_called());
- EXPECT_FALSE(layer1->did_draw_called());
- EXPECT_FALSE(layer2->did_draw_called());
-
- LayerTreeHostImpl::FrameData frame;
- FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(
- host_impl_->active_tree()->root_layer());
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_TRUE(root->did_draw_called());
- EXPECT_TRUE(layer1->did_draw_called());
- EXPECT_TRUE(layer2->did_draw_called());
-
- EXPECT_NE(root->render_surface(), layer1->render_surface());
- EXPECT_TRUE(!!layer1->render_surface());
-}
-
-class MissingTextureAnimatingLayer : public DidDrawCheckLayer {
- public:
- static scoped_ptr<LayerImpl> Create(LayerTreeImpl* tree_impl,
- int id,
- bool tile_missing,
- bool had_incomplete_tile,
- bool animating,
- ResourceProvider* resource_provider) {
- return make_scoped_ptr(new MissingTextureAnimatingLayer(tree_impl,
- id,
- tile_missing,
- had_incomplete_tile,
- animating,
- resource_provider));
- }
-
- void AppendQuads(RenderPass* render_pass,
- AppendQuadsData* append_quads_data) override {
- LayerImpl::AppendQuads(render_pass, append_quads_data);
- if (had_incomplete_tile_)
- append_quads_data->num_incomplete_tiles++;
- if (tile_missing_)
- append_quads_data->num_missing_tiles++;
- }
-
- private:
- MissingTextureAnimatingLayer(LayerTreeImpl* tree_impl,
- int id,
- bool tile_missing,
- bool had_incomplete_tile,
- bool animating,
- ResourceProvider* resource_provider)
- : DidDrawCheckLayer(tree_impl, id),
- tile_missing_(tile_missing),
- had_incomplete_tile_(had_incomplete_tile) {
- if (animating)
- AddAnimatedTransformToLayer(this, 10.0, 3, 0);
- }
-
- bool tile_missing_;
- bool had_incomplete_tile_;
-};
-
-struct PrepareToDrawSuccessTestCase {
- struct State {
- bool has_missing_tile = false;
- bool has_incomplete_tile = false;
- bool is_animating = false;
- bool has_copy_request = false;
- };
- bool high_res_required = false;
- State layer_before;
- State layer_between;
- State layer_after;
- DrawResult expected_result;
-
- explicit PrepareToDrawSuccessTestCase(DrawResult result)
- : expected_result(result) {}
-};
-
-TEST_F(LayerTreeHostImplTest, PrepareToDrawSucceedsAndFails) {
- std::vector<PrepareToDrawSuccessTestCase> cases;
-
- // 0. Default case.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- // 1. Animated layer first.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_before.is_animating = true;
- // 2. Animated layer between.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.is_animating = true;
- // 3. Animated layer last.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_after.is_animating = true;
- // 4. Missing tile first.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_before.has_missing_tile = true;
- // 5. Missing tile between.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_missing_tile = true;
- // 6. Missing tile last.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_after.has_missing_tile = true;
- // 7. Incomplete tile first.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_before.has_incomplete_tile = true;
- // 8. Incomplete tile between.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_incomplete_tile = true;
- // 9. Incomplete tile last.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_after.has_incomplete_tile = true;
- // 10. Animation with missing tile.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_CHECKERBOARD_ANIMATIONS));
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_between.is_animating = true;
- // 11. Animation with missing tile and copy request after. Must succeed
- // because the animation checkerboard means we'll get a new frame and the copy
- // request's layer may be destroyed.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_between.is_animating = true;
- cases.back().layer_after.has_copy_request = true;
- // 12. Animation with missing tile and copy request before. Must succeed
- // because the animation checkerboard means we'll get a new frame and the copy
- // request's layer may be destroyed.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_between.is_animating = true;
- cases.back().layer_before.has_copy_request = true;
- // 13. Animation with incomplete tile.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_incomplete_tile = true;
- cases.back().layer_between.is_animating = true;
-
- // 14. High res required.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().high_res_required = true;
- // 15. High res required with incomplete tile.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_incomplete_tile = true;
- // 16. High res required with missing tile.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
-
- // 17. High res required is higher priority than animating missing tiles.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_after.has_missing_tile = true;
- cases.back().layer_after.is_animating = true;
- // 18. High res required is higher priority than animating missing tiles.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_before.has_missing_tile = true;
- cases.back().layer_before.is_animating = true;
-
- // 19. High res required is higher priority than copy requests.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_after.has_copy_request = true;
- // 20. High res required is higher priority than copy requests.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_before.has_copy_request = true;
- // 21. High res required is higher priority than copy requests.
- cases.push_back(
- PrepareToDrawSuccessTestCase(DRAW_ABORTED_MISSING_HIGH_RES_CONTENT));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_between.has_copy_request = true;
-
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root =
- static_cast<DidDrawCheckLayer*>(host_impl_->active_tree()->root_layer());
- root->SetHasRenderSurface(true);
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- host_impl_->SwapBuffers(frame);
-
- for (size_t i = 0; i < cases.size(); ++i) {
- const auto& testcase = cases[i];
- std::vector<LayerImpl*> to_remove;
- for (auto* child : root->children())
- to_remove.push_back(child);
- for (auto* child : to_remove)
- root->RemoveChild(child);
-
- std::ostringstream scope;
- scope << "Test case: " << i;
- SCOPED_TRACE(scope.str());
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 2, testcase.layer_before.has_missing_tile,
- testcase.layer_before.has_incomplete_tile,
- testcase.layer_before.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* before =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_before.has_copy_request)
- before->AddCopyRequest();
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 3, testcase.layer_between.has_missing_tile,
- testcase.layer_between.has_incomplete_tile,
- testcase.layer_between.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* between =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_between.has_copy_request)
- between->AddCopyRequest();
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 4, testcase.layer_after.has_missing_tile,
- testcase.layer_after.has_incomplete_tile,
- testcase.layer_after.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* after =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_after.has_copy_request)
- after->AddCopyRequest();
-
- if (testcase.high_res_required)
- host_impl_->SetRequiresHighResToDraw();
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(testcase.expected_result, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- host_impl_->SwapBuffers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest,
- PrepareToDrawWhenDrawAndSwapFullViewportEveryFrame) {
- CreateHostImpl(DefaultSettings(),
- FakeOutputSurface::CreateAlwaysDrawAndSwap3d());
- EXPECT_TRUE(host_impl_->output_surface()
- ->capabilities()
- .draw_and_swap_full_viewport_every_frame);
-
- std::vector<PrepareToDrawSuccessTestCase> cases;
-
- // 0. Default case.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- // 1. Animation with missing tile.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().layer_between.has_missing_tile = true;
- cases.back().layer_between.is_animating = true;
- // 2. High res required with incomplete tile.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_incomplete_tile = true;
- // 3. High res required with missing tile.
- cases.push_back(PrepareToDrawSuccessTestCase(DRAW_SUCCESS));
- cases.back().high_res_required = true;
- cases.back().layer_between.has_missing_tile = true;
-
- host_impl_->active_tree()->SetRootLayer(
- DidDrawCheckLayer::Create(host_impl_->active_tree(), 1));
- DidDrawCheckLayer* root =
- static_cast<DidDrawCheckLayer*>(host_impl_->active_tree()->root_layer());
- root->SetHasRenderSurface(true);
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- host_impl_->SwapBuffers(frame);
-
- for (size_t i = 0; i < cases.size(); ++i) {
- const auto& testcase = cases[i];
- std::vector<LayerImpl*> to_remove;
- for (auto* child : root->children())
- to_remove.push_back(child);
- for (auto* child : to_remove)
- root->RemoveChild(child);
-
- std::ostringstream scope;
- scope << "Test case: " << i;
- SCOPED_TRACE(scope.str());
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 2, testcase.layer_before.has_missing_tile,
- testcase.layer_before.has_incomplete_tile,
- testcase.layer_before.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* before =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_before.has_copy_request)
- before->AddCopyRequest();
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 3, testcase.layer_between.has_missing_tile,
- testcase.layer_between.has_incomplete_tile,
- testcase.layer_between.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* between =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_between.has_copy_request)
- between->AddCopyRequest();
-
- root->AddChild(MissingTextureAnimatingLayer::Create(
- host_impl_->active_tree(), 4, testcase.layer_after.has_missing_tile,
- testcase.layer_after.has_incomplete_tile,
- testcase.layer_after.is_animating, host_impl_->resource_provider()));
- DidDrawCheckLayer* after =
- static_cast<DidDrawCheckLayer*>(root->children().back());
- if (testcase.layer_after.has_copy_request)
- after->AddCopyRequest();
-
- if (testcase.high_res_required)
- host_impl_->SetRequiresHighResToDraw();
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(testcase.expected_result, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- host_impl_->SwapBuffers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollRootIgnored) {
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetScrollClipLayer(Layer::INVALID_ID);
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- DrawFrame();
-
- // Scroll event is ignored because layer is not scrollable.
- EXPECT_EQ(InputHandler::SCROLL_IGNORED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-}
-
-// TODO(bokan): Convert these tests to create inner and outer viewports.
-class LayerTreeHostImplTopControlsTest : public LayerTreeHostImplTest {
- public:
- LayerTreeHostImplTopControlsTest()
- // Make the clip size the same as the layer (content) size so the layer is
- // non-scrollable.
- : layer_size_(10, 10),
- clip_size_(layer_size_),
- top_controls_height_(50) {
- settings_.use_pinch_virtual_viewport = true;
-
- viewport_size_ = gfx::Size(clip_size_.width(),
- clip_size_.height() + top_controls_height_);
- }
-
- bool CreateHostImpl(const LayerTreeSettings& settings,
- scoped_ptr<OutputSurface> output_surface) override {
- bool init =
- LayerTreeHostImplTest::CreateHostImpl(settings, output_surface.Pass());
- if (init) {
- host_impl_->active_tree()->set_top_controls_height(top_controls_height_);
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(1.f);
- }
- return init;
- }
-
- void SetupTopControlsAndScrollLayer() {
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- root_clip->SetBounds(clip_size_);
- root->SetScrollClipLayer(root_clip->id());
- root->SetBounds(layer_size_);
- root->SetContentBounds(layer_size_);
- root->SetPosition(gfx::PointF());
- root->SetDrawsContent(false);
- root->SetIsContainerForFixedPositionLayers(true);
- int inner_viewport_scroll_layer_id = root->id();
- int page_scale_layer_id = root_clip->id();
- root_clip->SetHasRenderSurface(true);
- root_clip->AddChild(root.Pass());
- root_clip->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(
- Layer::INVALID_ID, page_scale_layer_id, inner_viewport_scroll_layer_id,
- Layer::INVALID_ID);
- // Set a viewport size that is large enough to contain both the top controls
- // and some content.
- host_impl_->SetViewportSize(viewport_size_);
- host_impl_->sync_tree()->set_top_controls_shrink_blink_size(true);
-
- host_impl_->DidChangeTopControlsPosition();
-
- host_impl_->CreatePendingTree();
- host_impl_->sync_tree()->set_top_controls_height(top_controls_height_);
- root =
- LayerImpl::Create(host_impl_->sync_tree(), 1);
- root_clip =
- LayerImpl::Create(host_impl_->sync_tree(), 2);
- root_clip->SetBounds(clip_size_);
- root->SetScrollClipLayer(root_clip->id());
- root->SetBounds(layer_size_);
- root->SetContentBounds(layer_size_);
- root->SetPosition(gfx::PointF());
- root->SetDrawsContent(false);
- root->SetIsContainerForFixedPositionLayers(true);
- inner_viewport_scroll_layer_id = root->id();
- page_scale_layer_id = root_clip->id();
- root_clip->AddChild(root.Pass());
- host_impl_->sync_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->sync_tree()->SetViewportLayersFromIds(
- Layer::INVALID_ID, page_scale_layer_id, inner_viewport_scroll_layer_id,
- Layer::INVALID_ID);
- // Set a viewport size that is large enough to contain both the top controls
- // and some content.
- host_impl_->SetViewportSize(viewport_size_);
- host_impl_->sync_tree()->set_top_controls_shrink_blink_size(true);
- host_impl_->DidChangeTopControlsPosition();
- }
-
- void SetupTopControlsAndScrollLayerWithVirtualViewport(
- const gfx::Size& inner_viewport_size,
- const gfx::Size& outer_viewport_size,
- const gfx::Size& scroll_layer_size) {
- CreateHostImpl(settings_, CreateOutputSurface());
- host_impl_->sync_tree()->set_top_controls_shrink_blink_size(true);
- host_impl_->sync_tree()->set_top_controls_height(top_controls_height_);
- host_impl_->DidChangeTopControlsPosition();
-
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scoped_ptr<LayerImpl> page_scale =
- LayerImpl::Create(host_impl_->active_tree(), 3);
-
- scoped_ptr<LayerImpl> outer_scroll =
- LayerImpl::Create(host_impl_->active_tree(), 4);
- scoped_ptr<LayerImpl> outer_clip =
- LayerImpl::Create(host_impl_->active_tree(), 5);
-
- root_clip->SetBounds(inner_viewport_size);
- root->SetScrollClipLayer(root_clip->id());
- root->SetBounds(outer_viewport_size);
- root->SetContentBounds(outer_viewport_size);
- root->SetPosition(gfx::PointF());
- root->SetDrawsContent(false);
- root->SetIsContainerForFixedPositionLayers(true);
- root_clip->SetHasRenderSurface(true);
- outer_clip->SetBounds(outer_viewport_size);
- outer_scroll->SetScrollClipLayer(outer_clip->id());
- outer_scroll->SetBounds(scroll_layer_size);
- outer_scroll->SetContentBounds(scroll_layer_size);
- outer_scroll->SetPosition(gfx::PointF());
- outer_scroll->SetDrawsContent(false);
- outer_scroll->SetIsContainerForFixedPositionLayers(true);
-
- int inner_viewport_scroll_layer_id = root->id();
- int outer_viewport_scroll_layer_id = outer_scroll->id();
- int page_scale_layer_id = page_scale->id();
-
- outer_clip->AddChild(outer_scroll.Pass());
- root->AddChild(outer_clip.Pass());
- page_scale->AddChild(root.Pass());
- root_clip->AddChild(page_scale.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(
- Layer::INVALID_ID, page_scale_layer_id, inner_viewport_scroll_layer_id,
- outer_viewport_scroll_layer_id);
-
- host_impl_->SetViewportSize(inner_viewport_size);
- LayerImpl* root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(inner_viewport_size, root_clip_ptr->bounds());
- }
-
- protected:
- gfx::Size layer_size_;
- gfx::Size clip_size_;
- gfx::Size viewport_size_;
- float top_controls_height_;
-
- LayerTreeSettings settings_;
-}; // class LayerTreeHostImplTopControlsTest
-
-TEST_F(LayerTreeHostImplTopControlsTest, ScrollTopControlsByFractionalAmount) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(10, 10), gfx::Size(10, 10), gfx::Size(10, 10));
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // Make the test scroll delta a fractional amount, to verify that the
- // fixed container size delta is (1) non-zero, and (2) fractional, and
- // (3) matches the movement of the top controls.
- gfx::Vector2dF top_controls_scroll_delta(0.f, 5.25f);
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(top_controls_scroll_delta);
- host_impl_->top_controls_manager()->ScrollEnd();
-
- LayerImpl* inner_viewport_scroll_layer =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- DCHECK(inner_viewport_scroll_layer);
- host_impl_->ScrollEnd();
- EXPECT_FLOAT_EQ(top_controls_scroll_delta.y(),
- inner_viewport_scroll_layer->FixedContainerSizeDelta().y());
-}
-
-// In this test, the outer viewport is initially unscrollable. We test that a
-// scroll initiated on the inner viewport, causing the top controls to show and
-// thus making the outer viewport scrollable, still scrolls the outer viewport.
-TEST_F(LayerTreeHostImplTopControlsTest,
- TopControlsOuterViewportBecomesScrollable) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(10, 50), gfx::Size(10, 50), gfx::Size(10, 100));
- DrawFrame();
-
- LayerImpl *inner_scroll =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- LayerImpl *inner_container =
- host_impl_->active_tree()->InnerViewportContainerLayer();
- LayerImpl *outer_scroll =
- host_impl_->active_tree()->OuterViewportScrollLayer();
- LayerImpl *outer_container =
- host_impl_->active_tree()->OuterViewportContainerLayer();
-
- // Need SetDrawsContent so ScrollBegin's hit test finds an actual layer.
- outer_scroll->SetDrawsContent(true);
- host_impl_->active_tree()->PushPageScaleFromMainThread(2.f, 1.f, 2.f);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, 50.f));
-
- // The entire scroll delta should have been used to hide the top controls.
- // The viewport layers should be resized back to their full sizes.
- EXPECT_EQ(0.f, host_impl_->active_tree()->CurrentTopControlsShownRatio());
- EXPECT_EQ(0.f, inner_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(100.f, inner_container->BoundsForScrolling().height());
- EXPECT_EQ(100.f, outer_container->BoundsForScrolling().height());
-
- // The inner viewport should be scrollable by 50px * page_scale.
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, 100.f));
- EXPECT_EQ(50.f, inner_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(0.f, outer_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(gfx::ScrollOffset(), outer_scroll->MaxScrollOffset());
-
- host_impl_->ScrollEnd();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), inner_scroll);
-
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, -50.f));
-
- // The entire scroll delta should have been used to show the top controls.
- // The outer viewport should be resized to accomodate and scrolled to the
- // bottom of the document to keep the viewport in place.
- EXPECT_EQ(1.f, host_impl_->active_tree()->CurrentTopControlsShownRatio());
- EXPECT_EQ(50.f, outer_container->BoundsForScrolling().height());
- EXPECT_EQ(50.f, inner_container->BoundsForScrolling().height());
- EXPECT_EQ(25.f, outer_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(25.f, inner_scroll->CurrentScrollOffset().y());
-
- // Now when we continue scrolling, make sure the outer viewport gets scrolled
- // since it wasn't scrollable when the scroll began.
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, -20.f));
- EXPECT_EQ(15.f, outer_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(25.f, inner_scroll->CurrentScrollOffset().y());
-
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, -30.f));
- EXPECT_EQ(0.f, outer_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(25.f, inner_scroll->CurrentScrollOffset().y());
-
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.f, -50.f));
- host_impl_->ScrollEnd();
-
- EXPECT_EQ(0.f, outer_scroll->CurrentScrollOffset().y());
- EXPECT_EQ(0.f, inner_scroll->CurrentScrollOffset().y());
-}
-
-// Test that the fixed position container delta is appropriately adjusted
-// by the top controls showing/hiding and page scale doesn't affect it.
-TEST_F(LayerTreeHostImplTopControlsTest, FixedContainerDelta) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(100, 100), gfx::Size(100, 100), gfx::Size(100, 100));
- DrawFrame();
-
- float page_scale = 1.5f;
- LayerImpl* outer_viewport_scroll_layer =
- host_impl_->active_tree()->OuterViewportScrollLayer();
-
- // Zoom in, since the fixed container is the outer viewport, the delta should
- // not be scaled.
- host_impl_->active_tree()->PushPageScaleFromMainThread(page_scale, 1.f, 2.f);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- // Scroll down, the top controls hiding should expand the viewport size so
- // the delta should be equal to the scroll distance.
- gfx::Vector2dF top_controls_scroll_delta(0.f, 20.f);
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(top_controls_scroll_delta);
- EXPECT_FLOAT_EQ(top_controls_height_ - top_controls_scroll_delta.y(),
- host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_VECTOR_EQ(top_controls_scroll_delta,
- outer_viewport_scroll_layer->FixedContainerSizeDelta());
- host_impl_->ScrollEnd();
-
- // Scroll past the maximum extent. The delta shouldn't be greater than the
- // top controls height.
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(top_controls_scroll_delta);
- host_impl_->top_controls_manager()->ScrollBy(top_controls_scroll_delta);
- host_impl_->top_controls_manager()->ScrollBy(top_controls_scroll_delta);
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, top_controls_height_),
- outer_viewport_scroll_layer->FixedContainerSizeDelta());
- host_impl_->ScrollEnd();
-
- // Scroll in the direction to make the top controls show.
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(-top_controls_scroll_delta);
- EXPECT_EQ(top_controls_scroll_delta.y(),
- host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_VECTOR_EQ(
- gfx::Vector2dF(0, top_controls_height_ - top_controls_scroll_delta.y()),
- outer_viewport_scroll_layer->FixedContainerSizeDelta());
- host_impl_->top_controls_manager()->ScrollEnd();
-}
-
-// Test that if a scrollable sublayer doesn't consume the scroll,
-// top controls should hide when scrolling down.
-TEST_F(LayerTreeHostImplTopControlsTest, TopControlsScrollableSublayer) {
- gfx::Size sub_content_size(100, 400);
- gfx::Size sub_content_layer_size(100, 300);
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(100, 50), gfx::Size(100, 100), gfx::Size(100, 100));
- DrawFrame();
-
- // Show top controls
- EXPECT_EQ(1.f, host_impl_->active_tree()->CurrentTopControlsShownRatio());
-
- LayerImpl* outer_viewport_scroll_layer =
- host_impl_->active_tree()->OuterViewportScrollLayer();
- int id = outer_viewport_scroll_layer->id();
-
- scoped_ptr<LayerImpl> child =
- LayerImpl::Create(host_impl_->active_tree(), id + 2);
- scoped_ptr<LayerImpl> child_clip =
- LayerImpl::Create(host_impl_->active_tree(), id + 3);
-
- child_clip->SetBounds(sub_content_layer_size);
- child->SetScrollClipLayer(child_clip->id());
- child->SetBounds(sub_content_size);
- child->SetContentBounds(sub_content_size);
- child->SetPosition(gfx::PointF());
- child->SetDrawsContent(true);
- child->SetIsContainerForFixedPositionLayers(true);
-
- // scroll child to limit
- child->SetScrollDelta(gfx::Vector2dF(0, 100.f));
- child_clip->AddChild(child.Pass());
- outer_viewport_scroll_layer->AddChild(child_clip.Pass());
-
- // Scroll 25px to hide top controls
- gfx::Vector2dF scroll_delta(0.f, 25.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- // Top controls should be hidden
- EXPECT_EQ(scroll_delta.y(),
- top_controls_height_ -
- host_impl_->top_controls_manager()->ContentTopOffset());
-}
-
-// Ensure setting the top controls position explicitly using the setters on the
-// TreeImpl correctly affects the top controls manager and viewport bounds.
-TEST_F(LayerTreeHostImplTopControlsTest, PositionTopControlsExplicitly) {
- CreateHostImpl(settings_, CreateOutputSurface());
- SetupTopControlsAndScrollLayer();
- DrawFrame();
-
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(0.f);
- host_impl_->active_tree()->top_controls_shown_ratio()->PushFromMainThread(
- 30.f / top_controls_height_);
- host_impl_->active_tree()->top_controls_shown_ratio()->PushPendingToActive();
- EXPECT_FLOAT_EQ(30.f, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_FLOAT_EQ(-20.f,
- host_impl_->top_controls_manager()->ControlsTopOffset());
-
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(0.f);
- EXPECT_FLOAT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_FLOAT_EQ(-50.f,
- host_impl_->top_controls_manager()->ControlsTopOffset());
-
- host_impl_->DidChangeTopControlsPosition();
-
- // Now that top controls have moved, expect the clip to resize.
- LayerImpl* root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
-}
-
-// Test that the top_controls delta and sent delta are appropriately
-// applied on sync tree activation. The total top controls offset shouldn't
-// change after the activation.
-TEST_F(LayerTreeHostImplTopControlsTest, ApplyDeltaOnTreeActivation) {
- CreateHostImpl(settings_, CreateOutputSurface());
- SetupTopControlsAndScrollLayer();
- DrawFrame();
-
- host_impl_->active_tree()->top_controls_shown_ratio()->PushFromMainThread(
- 20.f / top_controls_height_);
- host_impl_->active_tree()->top_controls_shown_ratio()->PushPendingToActive();
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(
- 15.f / top_controls_height_);
- host_impl_->active_tree()
- ->top_controls_shown_ratio()
- ->PullDeltaForMainThread();
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(0.f);
- host_impl_->sync_tree()->PushTopControlsFromMainThread(15.f /
- top_controls_height_);
-
- host_impl_->DidChangeTopControlsPosition();
- LayerImpl* root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
-
- host_impl_->ActivateSyncTree();
-
- root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
-
- EXPECT_FLOAT_EQ(
- -15.f, host_impl_->active_tree()->top_controls_shown_ratio()->Delta() *
- top_controls_height_);
- EXPECT_FLOAT_EQ(
- 15.f,
- host_impl_->active_tree()->top_controls_shown_ratio()->ActiveBase() *
- top_controls_height_);
-}
-
-// Test that changing the top controls layout height is correctly applied to
-// the inner viewport container bounds. That is, the top controls layout
-// height is the amount that the inner viewport container was shrunk outside
-// the compositor to accommodate the top controls.
-TEST_F(LayerTreeHostImplTopControlsTest, TopControlsLayoutHeightChanged) {
- CreateHostImpl(settings_, CreateOutputSurface());
- SetupTopControlsAndScrollLayer();
- DrawFrame();
-
- host_impl_->sync_tree()->PushTopControlsFromMainThread(1.f);
- host_impl_->sync_tree()->set_top_controls_shrink_blink_size(true);
-
- host_impl_->active_tree()->top_controls_shown_ratio()->PushFromMainThread(
- 1.f);
- host_impl_->active_tree()->top_controls_shown_ratio()->PushPendingToActive();
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(0.f);
-
- host_impl_->DidChangeTopControlsPosition();
- LayerImpl* root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
-
- host_impl_->sync_tree()->root_layer()->SetBounds(
- gfx::Size(root_clip_ptr->bounds().width(),
- root_clip_ptr->bounds().height() - 50.f));
-
- host_impl_->ActivateSyncTree();
-
- root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
-
- // The total bounds should remain unchanged since the bounds delta should
- // account for the difference between the layout height and the current
- // top controls offset.
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0.f, 50.f), root_clip_ptr->bounds_delta());
-
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(1.f);
- host_impl_->DidChangeTopControlsPosition();
-
- EXPECT_EQ(1.f, host_impl_->top_controls_manager()->TopControlsShownRatio());
- EXPECT_EQ(50.f, host_impl_->top_controls_manager()->TopControlsHeight());
- EXPECT_EQ(50.f, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0.f, 0.f), root_clip_ptr->bounds_delta());
- EXPECT_EQ(gfx::Size(viewport_size_.width(), viewport_size_.height() - 50.f),
- root_clip_ptr->bounds());
-}
-
-// Test that showing/hiding the top controls when the viewport is fully scrolled
-// doesn't incorrectly change the viewport offset due to clamping from changing
-// viewport bounds.
-TEST_F(LayerTreeHostImplTopControlsTest, TopControlsViewportOffsetClamping) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(100, 100), gfx::Size(200, 200), gfx::Size(200, 400));
- DrawFrame();
-
- EXPECT_EQ(1.f, host_impl_->active_tree()->CurrentTopControlsShownRatio());
-
- LayerImpl* outer_scroll = host_impl_->OuterViewportScrollLayer();
- LayerImpl* inner_scroll = host_impl_->InnerViewportScrollLayer();
-
- // Scroll the viewports to max scroll offset.
- outer_scroll->SetScrollDelta(gfx::Vector2dF(0, 200.f));
- inner_scroll->SetScrollDelta(gfx::Vector2dF(100, 100.f));
-
- gfx::ScrollOffset viewport_offset =
- host_impl_->active_tree()->TotalScrollOffset();
- EXPECT_EQ(host_impl_->active_tree()->TotalMaxScrollOffset(), viewport_offset);
-
- // Hide the top controls by 25px.
- gfx::Vector2dF scroll_delta(0.f, 25.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
-
- // scrolling down at the max extents no longer hides the top controls
- EXPECT_EQ(1.f, host_impl_->active_tree()->CurrentTopControlsShownRatio());
-
- // forcefully hide the top controls by 25px
- host_impl_->top_controls_manager()->ScrollBy(scroll_delta);
- host_impl_->ScrollEnd();
-
- EXPECT_FLOAT_EQ(scroll_delta.y(),
- top_controls_height_ -
- host_impl_->top_controls_manager()->ContentTopOffset());
-
- inner_scroll->ClampScrollToMaxScrollOffset();
- outer_scroll->ClampScrollToMaxScrollOffset();
-
- // We should still be fully scrolled.
- EXPECT_EQ(host_impl_->active_tree()->TotalMaxScrollOffset(),
- host_impl_->active_tree()->TotalScrollOffset());
-
- viewport_offset = host_impl_->active_tree()->TotalScrollOffset();
-
- // Bring the top controls down by 25px.
- scroll_delta = gfx::Vector2dF(0.f, -25.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- // The viewport offset shouldn't have changed.
- EXPECT_EQ(viewport_offset,
- host_impl_->active_tree()->TotalScrollOffset());
-
- // Scroll the viewports to max scroll offset.
- outer_scroll->SetScrollDelta(gfx::Vector2dF(0, 200.f));
- inner_scroll->SetScrollDelta(gfx::Vector2dF(100, 100.f));
- EXPECT_EQ(host_impl_->active_tree()->TotalMaxScrollOffset(),
- host_impl_->active_tree()->TotalScrollOffset());
-}
-
-// Test that the top controls coming in and out maintains the same aspect ratio
-// between the inner and outer viewports.
-TEST_F(LayerTreeHostImplTopControlsTest, TopControlsAspectRatio) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(100, 100), gfx::Size(200, 200), gfx::Size(200, 400));
- DrawFrame();
-
- EXPECT_FLOAT_EQ(top_controls_height_,
- host_impl_->top_controls_manager()->ContentTopOffset());
-
- gfx::Vector2dF scroll_delta(0.f, 25.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- EXPECT_FLOAT_EQ(scroll_delta.y(),
- top_controls_height_ -
- host_impl_->top_controls_manager()->ContentTopOffset());
-
- // Top controls were hidden by 25px so the inner viewport should have expanded
- // by that much.
- LayerImpl* outer_container =
- host_impl_->active_tree()->OuterViewportContainerLayer();
- LayerImpl* inner_container =
- host_impl_->active_tree()->InnerViewportContainerLayer();
- EXPECT_EQ(gfx::Size(100, 100+25), inner_container->BoundsForScrolling());
-
- // Outer viewport should match inner's aspect ratio. The bounds are ceiled.
- float aspect_ratio = inner_container->BoundsForScrolling().width() /
- inner_container->BoundsForScrolling().height();
- gfx::Size expected = gfx::ToCeiledSize(gfx::SizeF(200, 200 / aspect_ratio));
- EXPECT_EQ(expected, outer_container->BoundsForScrolling());
- EXPECT_EQ(expected,
- host_impl_->InnerViewportScrollLayer()->BoundsForScrolling());
-}
-
-// Test that scrolling the outer viewport affects the top controls.
-TEST_F(LayerTreeHostImplTopControlsTest, TopControlsScrollOuterViewport) {
- SetupTopControlsAndScrollLayerWithVirtualViewport(
- gfx::Size(100, 100), gfx::Size(200, 200), gfx::Size(200, 400));
- DrawFrame();
-
- EXPECT_EQ(top_controls_height_,
- host_impl_->top_controls_manager()->ContentTopOffset());
-
- // Send a gesture scroll that will scroll the outer viewport, make sure the
- // top controls get scrolled.
- gfx::Vector2dF scroll_delta(0.f, 15.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(host_impl_->OuterViewportScrollLayer(),
- host_impl_->CurrentlyScrollingLayer());
- host_impl_->ScrollEnd();
-
- EXPECT_FLOAT_EQ(scroll_delta.y(),
- top_controls_height_ -
- host_impl_->top_controls_manager()->ContentTopOffset());
-
- scroll_delta = gfx::Vector2dF(0.f, 50.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
-
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_EQ(host_impl_->OuterViewportScrollLayer(),
- host_impl_->CurrentlyScrollingLayer());
-
- host_impl_->ScrollEnd();
-
- // Position the viewports such that the inner viewport will be scrolled.
- gfx::Vector2dF inner_viewport_offset(0.f, 25.f);
- host_impl_->OuterViewportScrollLayer()->SetScrollDelta(gfx::Vector2dF());
- host_impl_->InnerViewportScrollLayer()->SetScrollDelta(inner_viewport_offset);
-
- scroll_delta = gfx::Vector2dF(0.f, -65.f);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
-
- EXPECT_EQ(top_controls_height_,
- host_impl_->top_controls_manager()->ContentTopOffset());
- EXPECT_FLOAT_EQ(
- inner_viewport_offset.y() + (scroll_delta.y() + top_controls_height_),
- host_impl_->InnerViewportScrollLayer()->ScrollDelta().y());
-
- host_impl_->ScrollEnd();
-}
-
-TEST_F(LayerTreeHostImplTopControlsTest,
- ScrollNonScrollableRootWithTopControls) {
- CreateHostImpl(settings_, CreateOutputSurface());
- SetupTopControlsAndScrollLayer();
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(gfx::Vector2dF(0.f, 50.f));
- host_impl_->top_controls_manager()->ScrollEnd();
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ContentTopOffset());
- // Now that top controls have moved, expect the clip to resize.
- LayerImpl* root_clip_ptr = host_impl_->active_tree()->root_layer();
- EXPECT_EQ(viewport_size_, root_clip_ptr->bounds());
-
- host_impl_->ScrollEnd();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- float scroll_increment_y = -25.f;
- host_impl_->top_controls_manager()->ScrollBegin();
- host_impl_->top_controls_manager()->ScrollBy(
- gfx::Vector2dF(0.f, scroll_increment_y));
- EXPECT_FLOAT_EQ(-scroll_increment_y,
- host_impl_->top_controls_manager()->ContentTopOffset());
- // Now that top controls have moved, expect the clip to resize.
- EXPECT_EQ(gfx::Size(viewport_size_.width(),
- viewport_size_.height() + scroll_increment_y),
- root_clip_ptr->bounds());
-
- host_impl_->top_controls_manager()->ScrollBy(
- gfx::Vector2dF(0.f, scroll_increment_y));
- host_impl_->top_controls_manager()->ScrollEnd();
- EXPECT_FLOAT_EQ(-2 * scroll_increment_y,
- host_impl_->top_controls_manager()->ContentTopOffset());
- // Now that top controls have moved, expect the clip to resize.
- EXPECT_EQ(clip_size_, root_clip_ptr->bounds());
-
- host_impl_->ScrollEnd();
-
- // Verify the layer is once-again non-scrollable.
- EXPECT_EQ(
- gfx::ScrollOffset(),
- host_impl_->active_tree()->InnerViewportScrollLayer()->MaxScrollOffset());
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollNonCompositedRoot) {
- // Test the configuration where a non-composited root layer is embedded in a
- // scrollable outer layer.
- gfx::Size surface_size(10, 10);
- gfx::Size contents_size(20, 20);
-
- scoped_ptr<LayerImpl> content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- content_layer->SetDrawsContent(true);
- content_layer->SetPosition(gfx::PointF());
- content_layer->SetBounds(contents_size);
- content_layer->SetContentBounds(contents_size);
- content_layer->SetContentsScale(2.f, 2.f);
-
- scoped_ptr<LayerImpl> scroll_clip_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- scroll_clip_layer->SetBounds(surface_size);
-
- scoped_ptr<LayerImpl> scroll_layer =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scroll_layer->SetScrollClipLayer(3);
- scroll_layer->SetBounds(contents_size);
- scroll_layer->SetContentBounds(contents_size);
- scroll_layer->SetPosition(gfx::PointF());
- scroll_layer->AddChild(content_layer.Pass());
- scroll_clip_layer->AddChild(scroll_layer.Pass());
-
- scroll_clip_layer->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(scroll_clip_layer.Pass());
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- host_impl_->ScrollEnd();
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollChildCallsCommitAndRedraw) {
- gfx::Size surface_size(10, 10);
- gfx::Size contents_size(20, 20);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(surface_size);
- root->SetContentBounds(contents_size);
- root->AddChild(CreateScrollableLayer(2, contents_size, root.get()));
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- host_impl_->ScrollEnd();
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollMissesChild) {
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->AddChild(CreateScrollableLayer(2, surface_size, root.get()));
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- // Scroll event is ignored because the input coordinate is outside the layer
- // boundaries.
- EXPECT_EQ(InputHandler::SCROLL_IGNORED,
- host_impl_->ScrollBegin(gfx::Point(15, 5), InputHandler::WHEEL));
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollMissesBackfacingChild) {
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, surface_size, root.get());
- host_impl_->SetViewportSize(surface_size);
-
- gfx::Transform matrix;
- matrix.RotateAboutXAxis(180.0);
- child->SetTransform(matrix);
- child->SetDoubleSided(false);
-
- root->AddChild(child.Pass());
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- DrawFrame();
-
- // Scroll event is ignored because the scrollable layer is not facing the
- // viewer and there is nothing scrollable behind it.
- EXPECT_EQ(InputHandler::SCROLL_IGNORED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- EXPECT_FALSE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBlockedByContentLayer) {
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> clip_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- scoped_ptr<LayerImpl> content_layer =
- CreateScrollableLayer(1, surface_size, clip_layer.get());
- content_layer->SetShouldScrollOnMainThread(true);
- content_layer->SetScrollClipLayer(Layer::INVALID_ID);
-
- // Note: we can use the same clip layer for both since both calls to
- // CreateScrollableLayer() use the same surface size.
- scoped_ptr<LayerImpl> scroll_layer =
- CreateScrollableLayer(2, surface_size, clip_layer.get());
- scroll_layer->AddChild(content_layer.Pass());
- clip_layer->AddChild(scroll_layer.Pass());
- clip_layer->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(clip_layer.Pass());
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- // Scrolling fails because the content layer is asking to be scrolled on the
- // main thread.
- EXPECT_EQ(InputHandler::SCROLL_ON_MAIN_THREAD,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollRootAndChangePageScaleOnMainThread) {
- gfx::Size surface_size(20, 20);
- gfx::Size viewport_size(10, 10);
- float page_scale = 2.f;
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scoped_ptr<LayerImpl> root_scrolling =
- CreateScrollableLayer(3, surface_size, root_clip.get());
- EXPECT_EQ(viewport_size, root_clip->bounds());
- root_scrolling->SetIsContainerForFixedPositionLayers(true);
- root_clip->AddChild(root_scrolling.Pass());
- root->AddChild(root_clip.Pass());
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- // The behaviour in this test assumes the page scale is applied at a layer
- // above the clip layer.
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 3,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(viewport_size);
- DrawFrame();
-
- LayerImpl* root_scroll =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- EXPECT_EQ(viewport_size, root_scroll->scroll_clip_layer()->bounds());
-
- gfx::Vector2d scroll_delta(0, 10);
- gfx::Vector2d expected_scroll_delta = scroll_delta;
- gfx::ScrollOffset expected_max_scroll = root_scroll->MaxScrollOffset();
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- // Set new page scale from main thread.
- host_impl_->active_tree()->PushPageScaleFromMainThread(page_scale, page_scale,
- page_scale);
-
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), root_scroll->id(), expected_scroll_delta);
-
- // The scroll range should also have been updated.
- EXPECT_EQ(expected_max_scroll, root_scroll->MaxScrollOffset());
-
- // The page scale delta remains constant because the impl thread did not
- // scale.
- EXPECT_EQ(1.f, host_impl_->active_tree()->page_scale_delta());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollRootAndChangePageScaleOnImplThread) {
- gfx::Size surface_size(20, 20);
- gfx::Size viewport_size(10, 10);
- float page_scale = 2.f;
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- scoped_ptr<LayerImpl> root_scrolling =
- CreateScrollableLayer(3, surface_size, root_clip.get());
- EXPECT_EQ(viewport_size, root_clip->bounds());
- root_scrolling->SetIsContainerForFixedPositionLayers(true);
- root_clip->AddChild(root_scrolling.Pass());
- root->AddChild(root_clip.Pass());
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- // The behaviour in this test assumes the page scale is applied at a layer
- // above the clip layer.
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 3,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(viewport_size);
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 1.f, page_scale);
- DrawFrame();
-
- LayerImpl* root_scroll =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- EXPECT_EQ(viewport_size, root_scroll->scroll_clip_layer()->bounds());
-
- gfx::Vector2d scroll_delta(0, 10);
- gfx::Vector2d expected_scroll_delta = scroll_delta;
- gfx::ScrollOffset expected_max_scroll = root_scroll->MaxScrollOffset();
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- // Set new page scale on impl thread by pinching.
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
- DrawOneFrame();
-
- // The scroll delta is not scaled because the main thread did not scale.
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), root_scroll->id(), expected_scroll_delta);
-
- // The scroll range should also have been updated.
- EXPECT_EQ(expected_max_scroll, root_scroll->MaxScrollOffset());
-
- // The page scale delta should match the new scale on the impl side.
- EXPECT_EQ(page_scale, host_impl_->active_tree()->current_page_scale_factor());
-}
-
-TEST_F(LayerTreeHostImplTest, PageScaleDeltaAppliedToRootScrollLayerOnly) {
- gfx::Size surface_size(10, 10);
- float default_page_scale = 1.f;
- gfx::Transform default_page_scale_matrix;
- default_page_scale_matrix.Scale(default_page_scale, default_page_scale);
-
- float new_page_scale = 2.f;
- gfx::Transform new_page_scale_matrix;
- new_page_scale_matrix.Scale(new_page_scale, new_page_scale);
-
- // Create a normal scrollable root layer and another scrollable child layer.
- LayerImpl* scroll = SetupScrollAndContentsLayers(surface_size);
- LayerImpl* root = host_impl_->active_tree()->root_layer();
- LayerImpl* child = scroll->children()[0];
-
- scoped_ptr<LayerImpl> scrollable_child_clip =
- LayerImpl::Create(host_impl_->active_tree(), 6);
- scoped_ptr<LayerImpl> scrollable_child =
- CreateScrollableLayer(7, surface_size, scrollable_child_clip.get());
- scrollable_child_clip->AddChild(scrollable_child.Pass());
- child->AddChild(scrollable_child_clip.Pass());
- LayerImpl* grand_child = child->children()[0];
-
- // Set new page scale on impl thread by pinching.
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(new_page_scale, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
- DrawOneFrame();
-
- EXPECT_EQ(1.f, root->contents_scale_x());
- EXPECT_EQ(1.f, root->contents_scale_y());
- EXPECT_EQ(1.f, scroll->contents_scale_x());
- EXPECT_EQ(1.f, scroll->contents_scale_y());
- EXPECT_EQ(1.f, child->contents_scale_x());
- EXPECT_EQ(1.f, child->contents_scale_y());
- EXPECT_EQ(1.f, grand_child->contents_scale_x());
- EXPECT_EQ(1.f, grand_child->contents_scale_y());
-
- // Make sure all the layers are drawn with the page scale delta applied, i.e.,
- // the page scale delta on the root layer is applied hierarchically.
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_EQ(1.f, root->draw_transform().matrix().getDouble(0, 0));
- EXPECT_EQ(1.f, root->draw_transform().matrix().getDouble(1, 1));
- EXPECT_EQ(new_page_scale, scroll->draw_transform().matrix().getDouble(0, 0));
- EXPECT_EQ(new_page_scale, scroll->draw_transform().matrix().getDouble(1, 1));
- EXPECT_EQ(new_page_scale, child->draw_transform().matrix().getDouble(0, 0));
- EXPECT_EQ(new_page_scale, child->draw_transform().matrix().getDouble(1, 1));
- EXPECT_EQ(new_page_scale,
- grand_child->draw_transform().matrix().getDouble(0, 0));
- EXPECT_EQ(new_page_scale,
- grand_child->draw_transform().matrix().getDouble(1, 1));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollChildAndChangePageScaleOnMainThread) {
- gfx::Size surface_size(30, 30);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(gfx::Size(5, 5));
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> root_scrolling =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- root_scrolling->SetBounds(surface_size);
- root_scrolling->SetContentBounds(surface_size);
- root_scrolling->SetScrollClipLayer(root->id());
- root_scrolling->SetIsContainerForFixedPositionLayers(true);
- LayerImpl* root_scrolling_ptr = root_scrolling.get();
- root->AddChild(root_scrolling.Pass());
- int child_scroll_layer_id = 3;
- scoped_ptr<LayerImpl> child_scrolling = CreateScrollableLayer(
- child_scroll_layer_id, surface_size, root_scrolling_ptr);
- LayerImpl* child = child_scrolling.get();
- root_scrolling_ptr->AddChild(child_scrolling.Pass());
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- gfx::Vector2d scroll_delta(0, 10);
- gfx::Vector2d expected_scroll_delta(scroll_delta);
- gfx::ScrollOffset expected_max_scroll(child->MaxScrollOffset());
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- float page_scale = 2.f;
- host_impl_->active_tree()->PushPageScaleFromMainThread(page_scale, 1.f,
- page_scale);
-
- DrawOneFrame();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(
- *scroll_info.get(), child_scroll_layer_id, expected_scroll_delta);
-
- // The scroll range should not have changed.
- EXPECT_EQ(child->MaxScrollOffset(), expected_max_scroll);
-
- // The page scale delta remains constant because the impl thread did not
- // scale.
- EXPECT_EQ(1.f, host_impl_->active_tree()->page_scale_delta());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollChildBeyondLimit) {
- // Scroll a child layer beyond its maximum scroll range and make sure the
- // parent layer is scrolled on the axis on which the child was unable to
- // scroll.
- gfx::Size surface_size(10, 10);
- gfx::Size content_size(20, 20);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(surface_size);
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> grand_child =
- CreateScrollableLayer(3, content_size, root.get());
-
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root.get());
- LayerImpl* grand_child_layer = grand_child.get();
- child->AddChild(grand_child.Pass());
-
- LayerImpl* child_layer = child.get();
- root->AddChild(child.Pass());
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(surface_size);
- grand_child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 5));
- child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(3, 0));
-
- DrawFrame();
- {
- gfx::Vector2d scroll_delta(-8, -7);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
-
- // The grand child should have scrolled up to its limit.
- LayerImpl* child = host_impl_->active_tree()->root_layer()->children()[0];
- LayerImpl* grand_child = child->children()[0];
- ExpectContains(*scroll_info.get(), grand_child->id(), gfx::Vector2d(0, -5));
-
- // The child should have only scrolled on the other axis.
- ExpectContains(*scroll_info.get(), child->id(), gfx::Vector2d(-3, 0));
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollWithoutBubbling) {
- // Scroll a child layer beyond its maximum scroll range and make sure the
- // the scroll doesn't bubble up to the parent layer.
- gfx::Size surface_size(20, 20);
- gfx::Size viewport_size(10, 10);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> root_scrolling =
- CreateScrollableLayer(2, surface_size, root.get());
- root_scrolling->SetIsContainerForFixedPositionLayers(true);
-
- scoped_ptr<LayerImpl> grand_child =
- CreateScrollableLayer(4, surface_size, root.get());
-
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(3, surface_size, root.get());
- LayerImpl* grand_child_layer = grand_child.get();
- child->AddChild(grand_child.Pass());
-
- LayerImpl* child_layer = child.get();
- root_scrolling->AddChild(child.Pass());
- root->AddChild(root_scrolling.Pass());
- EXPECT_EQ(viewport_size, root->bounds());
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(viewport_size);
-
- grand_child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 2));
- child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 3));
-
- DrawFrame();
- {
- gfx::Vector2d scroll_delta(0, -10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(),
- InputHandler::NON_BUBBLING_GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
-
- // The grand child should have scrolled up to its limit.
- LayerImpl* child =
- host_impl_->active_tree()->root_layer()->children()[0]->children()[0];
- LayerImpl* grand_child = child->children()[0];
- ExpectContains(*scroll_info.get(), grand_child->id(), gfx::Vector2d(0, -2));
-
- // The child should not have scrolled.
- ExpectNone(*scroll_info.get(), child->id());
-
- // The next time we scroll we should only scroll the parent.
- scroll_delta = gfx::Vector2d(0, -3);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), child);
- host_impl_->ScrollEnd();
-
- scroll_info = host_impl_->ProcessScrollDeltas();
-
- // The child should have scrolled up to its limit.
- ExpectContains(*scroll_info.get(), child->id(), gfx::Vector2d(0, -3));
-
- // The grand child should not have scrolled.
- ExpectContains(*scroll_info.get(), grand_child->id(), gfx::Vector2d(0, -2));
-
- // After scrolling the parent, another scroll on the opposite direction
- // should still scroll the child.
- scroll_delta = gfx::Vector2d(0, 7);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child);
- host_impl_->ScrollEnd();
-
- scroll_info = host_impl_->ProcessScrollDeltas();
-
- // The grand child should have scrolled.
- ExpectContains(*scroll_info.get(), grand_child->id(), gfx::Vector2d(0, 5));
-
- // The child should not have scrolled.
- ExpectContains(*scroll_info.get(), child->id(), gfx::Vector2d(0, -3));
-
-
- // Scrolling should be adjusted from viewport space.
- host_impl_->active_tree()->PushPageScaleFromMainThread(2.f, 2.f, 2.f);
- host_impl_->SetPageScaleOnActiveTree(2.f);
-
- scroll_delta = gfx::Vector2d(0, -2);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(1, 1),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(grand_child, host_impl_->CurrentlyScrollingLayer());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- scroll_info = host_impl_->ProcessScrollDeltas();
-
- // Should have scrolled by half the amount in layer space (5 - 2/2)
- ExpectContains(*scroll_info.get(), grand_child->id(), gfx::Vector2d(0, 4));
- }
-}
-TEST_F(LayerTreeHostImplTest, ScrollEventBubbling) {
- // When we try to scroll a non-scrollable child layer, the scroll delta
- // should be applied to one of its ancestors if possible.
- gfx::Size surface_size(10, 10);
- gfx::Size content_size(20, 20);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, content_size, root_clip.get());
- // Make 'root' the clip layer for child: since they have the same sizes the
- // child will have zero max_scroll_offset and scrolls will bubble.
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root.get());
- child->SetIsContainerForFixedPositionLayers(true);
- root->SetBounds(content_size);
-
- int root_scroll_id = root->id();
- root->AddChild(child.Pass());
- root_clip->AddChild(root.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- gfx::Vector2d scroll_delta(0, 4);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
-
- // Only the root scroll should have scrolled.
- ASSERT_EQ(scroll_info->scrolls.size(), 1u);
- ExpectContains(*scroll_info.get(), root_scroll_id, scroll_delta);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollBeforeRedraw) {
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> root_scroll =
- CreateScrollableLayer(2, surface_size, root_clip.get());
- root_scroll->SetIsContainerForFixedPositionLayers(true);
- root_clip->SetHasRenderSurface(true);
- root_clip->AddChild(root_scroll.Pass());
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 1, 2,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(surface_size);
-
- // Draw one frame and then immediately rebuild the layer tree to mimic a tree
- // synchronization.
- DrawFrame();
- host_impl_->active_tree()->DetachLayerTree();
- scoped_ptr<LayerImpl> root_clip2 =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- scoped_ptr<LayerImpl> root_scroll2 =
- CreateScrollableLayer(4, surface_size, root_clip2.get());
- root_scroll2->SetIsContainerForFixedPositionLayers(true);
- root_clip2->AddChild(root_scroll2.Pass());
- root_clip2->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root_clip2.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 4,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
-
- // Scrolling should still work even though we did not draw yet.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollAxisAlignedRotatedLayer) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- // Rotate the root layer 90 degrees counter-clockwise about its center.
- gfx::Transform rotate_transform;
- rotate_transform.Rotate(-90.0);
- host_impl_->active_tree()->root_layer()->SetTransform(rotate_transform);
-
- gfx::Size surface_size(50, 50);
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- // Scroll to the right in screen coordinates with a gesture.
- gfx::Vector2d gesture_scroll_delta(10, 0);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gesture_scroll_delta);
- host_impl_->ScrollEnd();
-
- // The layer should have scrolled down in its local coordinates.
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), scroll_layer->id(),
- gfx::Vector2d(0, gesture_scroll_delta.x()));
-
- // Reset and scroll down with the wheel.
- scroll_layer->SetScrollDelta(gfx::Vector2dF());
- gfx::Vector2d wheel_scroll_delta(0, 10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), wheel_scroll_delta);
- host_impl_->ScrollEnd();
-
- // The layer should have scrolled down in its local coordinates.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(),
- scroll_layer->id(),
- wheel_scroll_delta);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollNonAxisAlignedRotatedLayer) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- int child_clip_layer_id = 6;
- int child_layer_id = 7;
- float child_layer_angle = -20.f;
-
- // Create a child layer that is rotated to a non-axis-aligned angle.
- scoped_ptr<LayerImpl> clip_layer =
- LayerImpl::Create(host_impl_->active_tree(), child_clip_layer_id);
- scoped_ptr<LayerImpl> child = CreateScrollableLayer(
- child_layer_id, scroll_layer->content_bounds(), clip_layer.get());
- gfx::Transform rotate_transform;
- rotate_transform.Translate(-50.0, -50.0);
- rotate_transform.Rotate(child_layer_angle);
- rotate_transform.Translate(50.0, 50.0);
- clip_layer->SetTransform(rotate_transform);
-
- // Only allow vertical scrolling.
- clip_layer->SetBounds(
- gfx::Size(child->bounds().width(), child->bounds().height() / 2));
- // The rotation depends on the layer's transform origin, and the child layer
- // is a different size than the clip, so make sure the clip layer's origin
- // lines up over the child.
- clip_layer->SetTransformOrigin(gfx::Point3F(
- clip_layer->bounds().width() * 0.5f, clip_layer->bounds().height(), 0.f));
- LayerImpl* child_ptr = child.get();
- clip_layer->AddChild(child.Pass());
- scroll_layer->AddChild(clip_layer.Pass());
-
- gfx::Size surface_size(50, 50);
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
- {
- // Scroll down in screen coordinates with a gesture.
- gfx::Vector2d gesture_scroll_delta(0, 10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(1, 1), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gesture_scroll_delta);
- host_impl_->ScrollEnd();
-
- // The child layer should have scrolled down in its local coordinates an
- // amount proportional to the angle between it and the input scroll delta.
- gfx::Vector2d expected_scroll_delta(
- 0, gesture_scroll_delta.y() *
- std::cos(MathUtil::Deg2Rad(child_layer_angle)));
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), child_layer_id, expected_scroll_delta);
-
- // The root scroll layer should not have scrolled, because the input delta
- // was close to the layer's axis of movement.
- EXPECT_EQ(scroll_info->scrolls.size(), 1u);
- }
- {
- // Now reset and scroll the same amount horizontally.
- child_ptr->SetScrollDelta(gfx::Vector2dF());
- gfx::Vector2d gesture_scroll_delta(10, 0);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(1, 1), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), gesture_scroll_delta);
- host_impl_->ScrollEnd();
-
- // The child layer should have scrolled down in its local coordinates an
- // amount proportional to the angle between it and the input scroll delta.
- gfx::Vector2d expected_scroll_delta(
- 0, -gesture_scroll_delta.x() *
- std::sin(MathUtil::Deg2Rad(child_layer_angle)));
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(), child_layer_id, expected_scroll_delta);
-
- // The root scroll layer should have scrolled more, since the input scroll
- // delta was mostly orthogonal to the child layer's vertical scroll axis.
- gfx::Vector2d expected_root_scroll_delta(
- gesture_scroll_delta.x() *
- std::pow(std::cos(MathUtil::Deg2Rad(child_layer_angle)), 2),
- 0);
- ExpectContains(*scroll_info.get(),
- scroll_layer->id(),
- expected_root_scroll_delta);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollScaledLayer) {
- LayerImpl* scroll_layer =
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- // Scale the layer to twice its normal size.
- int scale = 2;
- gfx::Transform scale_transform;
- scale_transform.Scale(scale, scale);
- scroll_layer->SetTransform(scale_transform);
-
- gfx::Size surface_size(50, 50);
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
-
- // Scroll down in screen coordinates with a gesture.
- gfx::Vector2d scroll_delta(0, 10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
-
- // The layer should have scrolled down in its local coordinates, but half the
- // amount.
- scoped_ptr<ScrollAndScaleSet> scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(),
- scroll_layer->id(),
- gfx::Vector2d(0, scroll_delta.y() / scale));
-
- // Reset and scroll down with the wheel.
- scroll_layer->SetScrollDelta(gfx::Vector2dF());
- gfx::Vector2d wheel_scroll_delta(0, 10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), wheel_scroll_delta);
- host_impl_->ScrollEnd();
-
- // It should apply the scale factor to the scroll delta for the wheel event.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ExpectContains(*scroll_info.get(),
- scroll_layer->id(),
- wheel_scroll_delta);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollViewportRounding) {
- int width = 332;
- int height = 20;
- int scale = 3;
- SetupScrollAndContentsLayers(gfx::Size(width, height));
- host_impl_->active_tree()->InnerViewportContainerLayer()->SetBounds(
- gfx::Size(width * scale - 1, height * scale));
- host_impl_->SetDeviceScaleFactor(scale);
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
-
- LayerImpl* inner_viewport_scroll_layer =
- host_impl_->active_tree()->InnerViewportScrollLayer();
- EXPECT_EQ(gfx::ScrollOffset(0, 0),
- inner_viewport_scroll_layer->MaxScrollOffset());
-}
-
-class TestScrollOffsetDelegate : public LayerScrollOffsetDelegate {
- public:
- TestScrollOffsetDelegate()
- : page_scale_factor_(0.f),
- min_page_scale_factor_(-1.f),
- max_page_scale_factor_(-1.f) {}
-
- ~TestScrollOffsetDelegate() override {}
-
- gfx::ScrollOffset GetTotalScrollOffset() override {
- return getter_return_value_;
- }
-
- bool IsExternalFlingActive() const override { return false; }
-
- void UpdateRootLayerState(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 {
- DCHECK(total_scroll_offset.x() <= max_scroll_offset.x());
- DCHECK(total_scroll_offset.y() <= max_scroll_offset.y());
- last_set_scroll_offset_ = total_scroll_offset;
- max_scroll_offset_ = max_scroll_offset;
- scrollable_size_ = scrollable_size;
- page_scale_factor_ = page_scale_factor;
- min_page_scale_factor_ = min_page_scale_factor;
- max_page_scale_factor_ = max_page_scale_factor;
-
- set_getter_return_value(last_set_scroll_offset_);
- }
-
- gfx::ScrollOffset last_set_scroll_offset() {
- return last_set_scroll_offset_;
- }
-
- void set_getter_return_value(const gfx::ScrollOffset& value) {
- getter_return_value_ = value;
- }
-
- gfx::ScrollOffset max_scroll_offset() const {
- return max_scroll_offset_;
- }
-
- gfx::SizeF scrollable_size() const {
- return scrollable_size_;
- }
-
- float page_scale_factor() const {
- return page_scale_factor_;
- }
-
- float min_page_scale_factor() const {
- return min_page_scale_factor_;
- }
-
- float max_page_scale_factor() const {
- return max_page_scale_factor_;
- }
-
- private:
- gfx::ScrollOffset last_set_scroll_offset_;
- gfx::ScrollOffset getter_return_value_;
- gfx::ScrollOffset max_scroll_offset_;
- gfx::SizeF scrollable_size_;
- float page_scale_factor_;
- float min_page_scale_factor_;
- float max_page_scale_factor_;
-};
-
-TEST_F(LayerTreeHostImplTest, RootLayerScrollOffsetDelegation) {
- TestScrollOffsetDelegate scroll_delegate;
- host_impl_->SetViewportSize(gfx::Size(10, 20));
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- LayerImpl* clip_layer = scroll_layer->parent()->parent();
- clip_layer->SetBounds(gfx::Size(10, 20));
-
- // Setting the delegate results in the current scroll offset being set.
- gfx::Vector2dF initial_scroll_delta(10.f, 10.f);
- scroll_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
- scroll_layer->SetScrollDelta(initial_scroll_delta);
- host_impl_->SetRootLayerScrollOffsetDelegate(&scroll_delegate);
- EXPECT_EQ(initial_scroll_delta.ToString(),
- scroll_delegate.last_set_scroll_offset().ToString());
-
- // Setting the delegate results in the scrollable_size, max_scroll_offset,
- // page_scale_factor and {min|max}_page_scale_factor being set.
- EXPECT_EQ(gfx::SizeF(100, 100), scroll_delegate.scrollable_size());
- EXPECT_EQ(gfx::ScrollOffset(90, 80), scroll_delegate.max_scroll_offset());
- EXPECT_EQ(1.f, scroll_delegate.page_scale_factor());
- EXPECT_EQ(0.f, scroll_delegate.min_page_scale_factor());
- EXPECT_EQ(0.f, scroll_delegate.max_page_scale_factor());
-
- // Updating page scale immediately updates the delegate.
- host_impl_->active_tree()->PushPageScaleFromMainThread(2.f, 0.5f, 4.f);
- EXPECT_EQ(2.f, scroll_delegate.page_scale_factor());
- EXPECT_EQ(0.5f, scroll_delegate.min_page_scale_factor());
- EXPECT_EQ(4.f, scroll_delegate.max_page_scale_factor());
- host_impl_->SetPageScaleOnActiveTree(2.f * 1.5f);
- EXPECT_EQ(3.f, scroll_delegate.page_scale_factor());
- EXPECT_EQ(0.5f, scroll_delegate.min_page_scale_factor());
- EXPECT_EQ(4.f, scroll_delegate.max_page_scale_factor());
- host_impl_->SetPageScaleOnActiveTree(2.f);
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
- EXPECT_EQ(1.f, scroll_delegate.page_scale_factor());
- EXPECT_EQ(0.5f, scroll_delegate.min_page_scale_factor());
- EXPECT_EQ(4.f, scroll_delegate.max_page_scale_factor());
-
- // The pinch gesture doesn't put the delegate into a state where the scroll
- // offset is outside of the scroll range. (this is verified by DCHECKs in the
- // delegate).
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(2.f, gfx::Point());
- host_impl_->PinchGestureUpdate(.5f, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- // Scrolling should be relative to the offset as returned by the delegate.
- gfx::Vector2dF scroll_delta(0.f, 10.f);
- gfx::ScrollOffset current_offset(7.f, 8.f);
-
- scroll_delegate.set_getter_return_value(current_offset);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(ScrollOffsetWithDelta(current_offset, scroll_delta),
- scroll_delegate.last_set_scroll_offset());
-
- current_offset = gfx::ScrollOffset(42.f, 41.f);
- scroll_delegate.set_getter_return_value(current_offset);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(current_offset + gfx::ScrollOffset(scroll_delta),
- scroll_delegate.last_set_scroll_offset());
- host_impl_->ScrollEnd();
- scroll_delegate.set_getter_return_value(gfx::ScrollOffset());
-
- // Forces a full tree synchronization and ensures that the scroll delegate
- // sees the correct size of the new tree.
- gfx::Size new_size(42, 24);
- host_impl_->CreatePendingTree();
- CreateScrollAndContentsLayers(host_impl_->pending_tree(), new_size);
- host_impl_->ActivateSyncTree();
- EXPECT_EQ(new_size, scroll_delegate.scrollable_size());
-
- // Un-setting the delegate should propagate the delegate's current offset to
- // the root scrollable layer.
- current_offset = gfx::ScrollOffset(13.f, 12.f);
- scroll_delegate.set_getter_return_value(current_offset);
- host_impl_->SetRootLayerScrollOffsetDelegate(NULL);
-
- EXPECT_EQ(current_offset.ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-}
-
-void CheckLayerScrollDelta(LayerImpl* layer, gfx::Vector2dF scroll_delta) {
- const gfx::Transform target_space_transform =
- layer->draw_properties().target_space_transform;
- EXPECT_TRUE(target_space_transform.IsScaleOrTranslation());
- gfx::Point translated_point;
- target_space_transform.TransformPoint(&translated_point);
- gfx::Point expected_point = gfx::Point() - ToRoundedVector2d(scroll_delta);
- EXPECT_EQ(expected_point.ToString(), translated_point.ToString());
-}
-
-TEST_F(LayerTreeHostImplTest,
- ExternalRootLayerScrollOffsetDelegationReflectedInNextDraw) {
- TestScrollOffsetDelegate scroll_delegate;
- host_impl_->SetViewportSize(gfx::Size(10, 20));
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- LayerImpl* clip_layer = scroll_layer->parent()->parent();
- clip_layer->SetBounds(gfx::Size(10, 20));
- host_impl_->SetRootLayerScrollOffsetDelegate(&scroll_delegate);
-
- // Draw first frame to clear any pending draws and check scroll.
- DrawFrame();
- CheckLayerScrollDelta(scroll_layer, gfx::Vector2dF(0.f, 0.f));
- EXPECT_FALSE(host_impl_->active_tree()->needs_update_draw_properties());
-
- // Set external scroll delta on delegate and notify LayerTreeHost.
- gfx::ScrollOffset scroll_offset(10.f, 10.f);
- scroll_delegate.set_getter_return_value(scroll_offset);
- host_impl_->OnRootLayerDelegatedScrollOffsetChanged();
-
- // Check scroll delta reflected in layer.
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- EXPECT_FALSE(frame.has_no_damage);
- CheckLayerScrollDelta(scroll_layer, ScrollOffsetToVector2dF(scroll_offset));
-
- host_impl_->SetRootLayerScrollOffsetDelegate(NULL);
-}
-
-TEST_F(LayerTreeHostImplTest, OverscrollRoot) {
- InputHandlerScrollResult scroll_result;
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
- DrawFrame();
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
-
- // In-bounds scrolling does not affect overscroll.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_FALSE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
-
- // Overscroll events are reflected immediately.
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 50));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, 10), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, 10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- // In-bounds scrolling resets accumulated overscroll for the scrolled axes.
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -50));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_FALSE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, 0), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -10));
- EXPECT_FALSE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, -10), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(10, 0));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_FALSE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, 0), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(-15, 0));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(-5, 0), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(-5, -10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 60));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, 10), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(-5, 10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(10, -60));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, -10), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- // Overscroll accumulates within the scope of ScrollBegin/ScrollEnd as long
- // as no scroll occurs.
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -20));
- EXPECT_FALSE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, -20), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -30), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -20));
- EXPECT_FALSE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, -20), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -50), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- // Overscroll resets on valid scroll.
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_FALSE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, 0), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, 0), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- scroll_result = host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -20));
- EXPECT_TRUE(scroll_result.did_scroll);
- EXPECT_TRUE(scroll_result.did_overscroll_root);
- EXPECT_EQ(gfx::Vector2dF(0, -10), scroll_result.unused_scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, -10), host_impl_->accumulated_root_overscroll());
- EXPECT_EQ(scroll_result.accumulated_root_overscroll,
- host_impl_->accumulated_root_overscroll());
-
- host_impl_->ScrollEnd();
-}
-
-
-TEST_F(LayerTreeHostImplTest, OverscrollChildWithoutBubbling) {
- // Scroll child layers beyond their maximum scroll range and make sure root
- // overscroll does not accumulate.
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 4);
- root_clip->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, surface_size, root_clip.get());
-
- scoped_ptr<LayerImpl> grand_child =
- CreateScrollableLayer(3, surface_size, root_clip.get());
-
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, surface_size, root_clip.get());
- LayerImpl* grand_child_layer = grand_child.get();
- child->AddChild(grand_child.Pass());
-
- LayerImpl* child_layer = child.get();
- root->AddChild(child.Pass());
- root_clip->AddChild(root.Pass());
- child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 3));
- grand_child_layer->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 2));
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
- {
- gfx::Vector2d scroll_delta(0, -10);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(),
- InputHandler::NON_BUBBLING_GESTURE));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollEnd();
-
- // The next time we scroll we should only scroll the parent, but overscroll
- // should still not reach the root layer.
- scroll_delta = gfx::Vector2d(0, -30);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child_layer);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), child_layer);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollEnd();
-
- // After scrolling the parent, another scroll on the opposite direction
- // should scroll the child.
- scroll_delta = gfx::Vector2d(0, 70);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child_layer);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child_layer);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollEnd();
- }
-}
-
-TEST_F(LayerTreeHostImplTest, OverscrollChildEventBubbling) {
- // When we try to scroll a non-scrollable child layer, the scroll delta
- // should be applied to one of its ancestors if possible. Overscroll should
- // be reflected only when it has bubbled up to the root scrolling layer.
- gfx::Size surface_size(10, 10);
- gfx::Size content_size(20, 20);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, content_size, root_clip.get());
- root->SetIsContainerForFixedPositionLayers(true);
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root_clip.get());
-
- child->SetScrollClipLayer(Layer::INVALID_ID);
- root->AddChild(child.Pass());
- root_clip->AddChild(root.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 1,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- gfx::Vector2d scroll_delta(0, 8);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(5, 5), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, 6), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- EXPECT_EQ(gfx::Vector2dF(0, 14), host_impl_->accumulated_root_overscroll());
- host_impl_->ScrollEnd();
- }
-}
-
-TEST_F(LayerTreeHostImplTest, OverscrollAlways) {
- LayerTreeSettings settings;
- CreateHostImpl(settings, CreateOutputSurface());
-
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(50, 50));
- LayerImpl* clip_layer = scroll_layer->parent()->parent();
- clip_layer->SetBounds(gfx::Size(50, 50));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- host_impl_->active_tree()->PushPageScaleFromMainThread(1.f, 0.5f, 4.f);
- DrawFrame();
- EXPECT_EQ(gfx::Vector2dF(), host_impl_->accumulated_root_overscroll());
-
- // Even though the layer can't scroll the overscroll still happens.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10));
- EXPECT_EQ(gfx::Vector2dF(0, 10), host_impl_->accumulated_root_overscroll());
-}
-
-TEST_F(LayerTreeHostImplTest, NoOverscrollOnFractionalDeviceScale) {
- gfx::Size surface_size(980, 1439);
- gfx::Size content_size(980, 1438);
- float device_scale_factor = 1.5f;
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, content_size, root_clip.get());
- root->SetIsContainerForFixedPositionLayers(true);
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root_clip.get());
- root->scroll_clip_layer()->SetBounds(gfx::Size(320, 469));
- host_impl_->active_tree()->PushPageScaleFromMainThread(0.326531f, 0.326531f,
- 5.f);
- host_impl_->SetPageScaleOnActiveTree(0.326531f);
- child->SetScrollClipLayer(Layer::INVALID_ID);
- root->AddChild(child.Pass());
- root_clip->AddChild(root.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 1,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- // Horizontal & Vertical GlowEffect should not be applied when
- // content size is less then view port size. For Example Horizontal &
- // vertical GlowEffect should not be applied in about:blank page.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(0, 0), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0, -1));
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
-
- host_impl_->ScrollEnd();
- }
-}
-
-TEST_F(LayerTreeHostImplTest, NoOverscrollWhenNotAtEdge) {
- gfx::Size surface_size(100, 100);
- gfx::Size content_size(200, 200);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, content_size, root_clip.get());
- root->SetIsContainerForFixedPositionLayers(true);
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root_clip.get());
-
- child->SetScrollClipLayer(Layer::INVALID_ID);
- root->AddChild(child.Pass());
- root_clip->AddChild(root.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 1,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- // Edge glow effect should be applicable only upon reaching Edges
- // of the content. unnecessary glow effect calls shouldn't be
- // called while scrolling up without reaching the edge of the content.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(0, 0), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0, 100));
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0, -2.30f));
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
- host_impl_->ScrollEnd();
- // unusedrootDelta should be subtracted from applied delta so that
- // unwanted glow effect calls are not called.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(0, 0),
- InputHandler::NON_BUBBLING_GESTURE));
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0, 20));
- EXPECT_EQ(gfx::Vector2dF(0.000000f, 17.699997f).ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
-
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(0.02f, -0.01f));
- EXPECT_EQ(gfx::Vector2dF(0.000000f, 17.699997f).ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
- host_impl_->ScrollEnd();
- // TestCase to check kEpsilon, which prevents minute values to trigger
- // gloweffect without reaching edge.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(0, 0), InputHandler::WHEEL));
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2dF(-0.12f, 0.1f));
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
- host_impl_->ScrollEnd();
- }
-}
-
-class BlendStateCheckLayer : public LayerImpl {
- public:
- static scoped_ptr<LayerImpl> Create(LayerTreeImpl* tree_impl,
- int id,
- ResourceProvider* resource_provider) {
- return make_scoped_ptr(
- new BlendStateCheckLayer(tree_impl, id, resource_provider));
- }
-
- void AppendQuads(RenderPass* render_pass,
- AppendQuadsData* append_quads_data) override {
- quads_appended_ = true;
-
- gfx::Rect opaque_rect;
- if (contents_opaque())
- opaque_rect = quad_rect_;
- else
- opaque_rect = opaque_content_rect_;
- gfx::Rect visible_quad_rect = quad_rect_;
-
- SharedQuadState* shared_quad_state =
- render_pass->CreateAndAppendSharedQuadState();
- PopulateSharedQuadState(shared_quad_state);
-
- TileDrawQuad* test_blending_draw_quad =
- render_pass->CreateAndAppendDrawQuad<TileDrawQuad>();
- test_blending_draw_quad->SetNew(shared_quad_state,
- quad_rect_,
- opaque_rect,
- visible_quad_rect,
- resource_id_,
- gfx::RectF(0.f, 0.f, 1.f, 1.f),
- gfx::Size(1, 1),
- false,
- false);
- test_blending_draw_quad->visible_rect = quad_visible_rect_;
- EXPECT_EQ(blend_, test_blending_draw_quad->ShouldDrawWithBlending());
- EXPECT_EQ(has_render_surface_, !!render_surface());
- }
-
- void SetExpectation(bool blend, bool has_render_surface) {
- blend_ = blend;
- has_render_surface_ = has_render_surface;
- quads_appended_ = false;
- }
-
- bool quads_appended() const { return quads_appended_; }
-
- void SetQuadRect(const gfx::Rect& rect) { quad_rect_ = rect; }
- void SetQuadVisibleRect(const gfx::Rect& rect) { quad_visible_rect_ = rect; }
- void SetOpaqueContentRect(const gfx::Rect& rect) {
- opaque_content_rect_ = rect;
- }
-
- private:
- BlendStateCheckLayer(LayerTreeImpl* tree_impl,
- int id,
- ResourceProvider* resource_provider)
- : LayerImpl(tree_impl, id),
- blend_(false),
- has_render_surface_(false),
- quads_appended_(false),
- quad_rect_(5, 5, 5, 5),
- quad_visible_rect_(5, 5, 5, 5),
- resource_id_(resource_provider->CreateResource(
- gfx::Size(1, 1),
- GL_CLAMP_TO_EDGE,
- ResourceProvider::TEXTURE_HINT_IMMUTABLE,
- RGBA_8888)) {
- resource_provider->AllocateForTesting(resource_id_);
- SetBounds(gfx::Size(10, 10));
- SetContentBounds(gfx::Size(10, 10));
- SetDrawsContent(true);
- }
-
- bool blend_;
- bool has_render_surface_;
- bool quads_appended_;
- gfx::Rect quad_rect_;
- gfx::Rect opaque_content_rect_;
- gfx::Rect quad_visible_rect_;
- ResourceProvider::ResourceId resource_id_;
-};
-
-TEST_F(LayerTreeHostImplTest, BlendingOffWhenDrawingOpaqueLayers) {
- {
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(root->bounds());
- root->SetDrawsContent(false);
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- }
- LayerImpl* root = host_impl_->active_tree()->root_layer();
-
- root->AddChild(
- BlendStateCheckLayer::Create(host_impl_->active_tree(),
- 2,
- host_impl_->resource_provider()));
- BlendStateCheckLayer* layer1 =
- static_cast<BlendStateCheckLayer*>(root->children()[0]);
- layer1->SetPosition(gfx::PointF(2.f, 2.f));
-
- LayerTreeHostImpl::FrameData frame;
-
- // Opaque layer, drawn without blending.
- layer1->SetContentsOpaque(true);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with translucent content and painting, so drawn with blending.
- layer1->SetContentsOpaque(false);
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with translucent opacity, drawn with blending.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(0.5f);
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with translucent opacity and painting, drawn with blending.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(0.5f);
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- layer1->AddChild(
- BlendStateCheckLayer::Create(host_impl_->active_tree(),
- 3,
- host_impl_->resource_provider()));
- BlendStateCheckLayer* layer2 =
- static_cast<BlendStateCheckLayer*>(layer1->children()[0]);
- layer2->SetPosition(gfx::PointF(4.f, 4.f));
-
- // 2 opaque layers, drawn without blending.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(1.f);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetContentsOpaque(true);
- layer2->SetOpacity(1.f);
- layer2->SetExpectation(false, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Parent layer with translucent content, drawn with blending.
- // Child layer with opaque content, drawn without blending.
- layer1->SetContentsOpaque(false);
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetExpectation(false, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Parent layer with translucent content but opaque painting, drawn without
- // blending.
- // Child layer with opaque content, drawn without blending.
- layer1->SetContentsOpaque(true);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetExpectation(false, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Parent layer with translucent opacity and opaque content. Since it has a
- // drawing child, it's drawn to a render surface which carries the opacity,
- // so it's itself drawn without blending.
- // Child layer with opaque content, drawn without blending (parent surface
- // carries the inherited opacity).
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(0.5f);
- layer1->SetHasRenderSurface(true);
- layer1->SetExpectation(false, true);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetExpectation(false, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(
- host_impl_->active_tree()->root_layer());
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
- layer1->SetHasRenderSurface(false);
-
- // Draw again, but with child non-opaque, to make sure
- // layer1 not culled.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(1.f);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetContentsOpaque(true);
- layer2->SetOpacity(0.5f);
- layer2->SetExpectation(true, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // A second way of making the child non-opaque.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(1.f);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetContentsOpaque(false);
- layer2->SetOpacity(1.f);
- layer2->SetExpectation(true, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // And when the layer says its not opaque but is painted opaque, it is not
- // blended.
- layer1->SetContentsOpaque(true);
- layer1->SetOpacity(1.f);
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- layer2->SetContentsOpaque(true);
- layer2->SetOpacity(1.f);
- layer2->SetExpectation(false, false);
- layer2->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- EXPECT_TRUE(layer2->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with partially opaque contents, drawn with blending.
- layer1->SetContentsOpaque(false);
- layer1->SetQuadRect(gfx::Rect(5, 5, 5, 5));
- layer1->SetQuadVisibleRect(gfx::Rect(5, 5, 5, 5));
- layer1->SetOpaqueContentRect(gfx::Rect(5, 5, 2, 5));
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with partially opaque contents partially culled, drawn with blending.
- layer1->SetContentsOpaque(false);
- layer1->SetQuadRect(gfx::Rect(5, 5, 5, 5));
- layer1->SetQuadVisibleRect(gfx::Rect(5, 5, 5, 2));
- layer1->SetOpaqueContentRect(gfx::Rect(5, 5, 2, 5));
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with partially opaque contents culled, drawn with blending.
- layer1->SetContentsOpaque(false);
- layer1->SetQuadRect(gfx::Rect(5, 5, 5, 5));
- layer1->SetQuadVisibleRect(gfx::Rect(7, 5, 3, 5));
- layer1->SetOpaqueContentRect(gfx::Rect(5, 5, 2, 5));
- layer1->SetExpectation(true, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-
- // Layer with partially opaque contents and translucent contents culled, drawn
- // without blending.
- layer1->SetContentsOpaque(false);
- layer1->SetQuadRect(gfx::Rect(5, 5, 5, 5));
- layer1->SetQuadVisibleRect(gfx::Rect(5, 5, 2, 5));
- layer1->SetOpaqueContentRect(gfx::Rect(5, 5, 2, 5));
- layer1->SetExpectation(false, false);
- layer1->SetUpdateRect(gfx::Rect(layer1->content_bounds()));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(layer1->quads_appended());
- host_impl_->DidDrawAllLayers(frame);
-}
-
-class LayerTreeHostImplViewportCoveredTest : public LayerTreeHostImplTest {
- protected:
- LayerTreeHostImplViewportCoveredTest() :
- gutter_quad_material_(DrawQuad::SOLID_COLOR),
- child_(NULL),
- did_activate_pending_tree_(false) {}
-
- scoped_ptr<OutputSurface> CreateFakeOutputSurface(bool always_draw) {
- if (always_draw) {
- return FakeOutputSurface::CreateAlwaysDrawAndSwap3d();
- }
- return FakeOutputSurface::Create3d();
- }
-
- void SetupActiveTreeLayers() {
- host_impl_->active_tree()->set_background_color(SK_ColorGRAY);
- host_impl_->active_tree()->SetRootLayer(
- LayerImpl::Create(host_impl_->active_tree(), 1));
- host_impl_->active_tree()->root_layer()->SetHasRenderSurface(true);
- host_impl_->active_tree()->root_layer()->AddChild(
- BlendStateCheckLayer::Create(host_impl_->active_tree(),
- 2,
- host_impl_->resource_provider()));
- child_ = static_cast<BlendStateCheckLayer*>(
- host_impl_->active_tree()->root_layer()->children()[0]);
- child_->SetExpectation(false, false);
- child_->SetContentsOpaque(true);
- }
-
- // Expect no gutter rects.
- void TestLayerCoversFullViewport() {
- gfx::Rect layer_rect(viewport_size_);
- child_->SetPosition(layer_rect.origin());
- child_->SetBounds(layer_rect.size());
- child_->SetContentBounds(layer_rect.size());
- child_->SetQuadRect(gfx::Rect(layer_rect.size()));
- child_->SetQuadVisibleRect(gfx::Rect(layer_rect.size()));
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- ASSERT_EQ(1u, frame.render_passes.size());
-
- EXPECT_EQ(0u, CountGutterQuads(frame.render_passes[0]->quad_list));
- EXPECT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ValidateTextureDrawQuads(frame.render_passes[0]->quad_list);
-
- VerifyQuadsExactlyCoverViewport(frame.render_passes[0]->quad_list);
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Expect fullscreen gutter rect.
- void TestEmptyLayer() {
- gfx::Rect layer_rect(0, 0, 0, 0);
- child_->SetPosition(layer_rect.origin());
- child_->SetBounds(layer_rect.size());
- child_->SetContentBounds(layer_rect.size());
- child_->SetQuadRect(gfx::Rect(layer_rect.size()));
- child_->SetQuadVisibleRect(gfx::Rect(layer_rect.size()));
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- ASSERT_EQ(1u, frame.render_passes.size());
-
- EXPECT_EQ(1u, CountGutterQuads(frame.render_passes[0]->quad_list));
- EXPECT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ValidateTextureDrawQuads(frame.render_passes[0]->quad_list);
-
- VerifyQuadsExactlyCoverViewport(frame.render_passes[0]->quad_list);
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Expect four surrounding gutter rects.
- void TestLayerInMiddleOfViewport() {
- gfx::Rect layer_rect(500, 500, 200, 200);
- child_->SetPosition(layer_rect.origin());
- child_->SetBounds(layer_rect.size());
- child_->SetContentBounds(layer_rect.size());
- child_->SetQuadRect(gfx::Rect(layer_rect.size()));
- child_->SetQuadVisibleRect(gfx::Rect(layer_rect.size()));
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- ASSERT_EQ(1u, frame.render_passes.size());
-
- EXPECT_EQ(4u, CountGutterQuads(frame.render_passes[0]->quad_list));
- EXPECT_EQ(5u, frame.render_passes[0]->quad_list.size());
- ValidateTextureDrawQuads(frame.render_passes[0]->quad_list);
-
- VerifyQuadsExactlyCoverViewport(frame.render_passes[0]->quad_list);
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Expect no gutter rects.
- void TestLayerIsLargerThanViewport() {
- gfx::Rect layer_rect(viewport_size_.width() + 10,
- viewport_size_.height() + 10);
- child_->SetPosition(layer_rect.origin());
- child_->SetBounds(layer_rect.size());
- child_->SetContentBounds(layer_rect.size());
- child_->SetQuadRect(gfx::Rect(layer_rect.size()));
- child_->SetQuadVisibleRect(gfx::Rect(layer_rect.size()));
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- ASSERT_EQ(1u, frame.render_passes.size());
-
- EXPECT_EQ(0u, CountGutterQuads(frame.render_passes[0]->quad_list));
- EXPECT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ValidateTextureDrawQuads(frame.render_passes[0]->quad_list);
-
- host_impl_->DidDrawAllLayers(frame);
- }
-
- void DidActivateSyncTree() override { did_activate_pending_tree_ = true; }
-
- void set_gutter_quad_material(DrawQuad::Material material) {
- gutter_quad_material_ = material;
- }
- void set_gutter_texture_size(const gfx::Size& gutter_texture_size) {
- gutter_texture_size_ = gutter_texture_size;
- }
-
- protected:
- size_t CountGutterQuads(const QuadList& quad_list) {
- size_t num_gutter_quads = 0;
- for (const auto& quad : quad_list) {
- num_gutter_quads += (quad->material == gutter_quad_material_) ? 1 : 0;
- }
- return num_gutter_quads;
- }
-
- void VerifyQuadsExactlyCoverViewport(const QuadList& quad_list) {
- LayerTestCommon::VerifyQuadsExactlyCoverRect(
- quad_list, gfx::Rect(DipSizeToPixelSize(viewport_size_)));
- }
-
- // Make sure that the texture coordinates match their expectations.
- void ValidateTextureDrawQuads(const QuadList& quad_list) {
- for (const auto& quad : quad_list) {
- if (quad->material != DrawQuad::TEXTURE_CONTENT)
- continue;
- const TextureDrawQuad* texture_quad = TextureDrawQuad::MaterialCast(quad);
- gfx::SizeF gutter_texture_size_pixels = gfx::ScaleSize(
- gutter_texture_size_, host_impl_->device_scale_factor());
- EXPECT_EQ(texture_quad->uv_top_left.x(),
- texture_quad->rect.x() / gutter_texture_size_pixels.width());
- EXPECT_EQ(texture_quad->uv_top_left.y(),
- texture_quad->rect.y() / gutter_texture_size_pixels.height());
- EXPECT_EQ(
- texture_quad->uv_bottom_right.x(),
- texture_quad->rect.right() / gutter_texture_size_pixels.width());
- EXPECT_EQ(
- texture_quad->uv_bottom_right.y(),
- texture_quad->rect.bottom() / gutter_texture_size_pixels.height());
- }
- }
-
- gfx::Size DipSizeToPixelSize(const gfx::Size& size) {
- return gfx::ToRoundedSize(
- gfx::ScaleSize(size, host_impl_->device_scale_factor()));
- }
-
- DrawQuad::Material gutter_quad_material_;
- gfx::Size gutter_texture_size_;
- gfx::Size viewport_size_;
- BlendStateCheckLayer* child_;
- bool did_activate_pending_tree_;
-};
-
-TEST_F(LayerTreeHostImplViewportCoveredTest, ViewportCovered) {
- viewport_size_ = gfx::Size(1000, 1000);
-
- bool always_draw = false;
- CreateHostImpl(DefaultSettings(), CreateFakeOutputSurface(always_draw));
-
- host_impl_->SetViewportSize(DipSizeToPixelSize(viewport_size_));
- SetupActiveTreeLayers();
- TestLayerCoversFullViewport();
- TestEmptyLayer();
- TestLayerInMiddleOfViewport();
- TestLayerIsLargerThanViewport();
-}
-
-TEST_F(LayerTreeHostImplViewportCoveredTest, ViewportCoveredScaled) {
- viewport_size_ = gfx::Size(1000, 1000);
-
- bool always_draw = false;
- CreateHostImpl(DefaultSettings(), CreateFakeOutputSurface(always_draw));
-
- host_impl_->SetDeviceScaleFactor(2.f);
- host_impl_->SetViewportSize(DipSizeToPixelSize(viewport_size_));
- SetupActiveTreeLayers();
- TestLayerCoversFullViewport();
- TestEmptyLayer();
- TestLayerInMiddleOfViewport();
- TestLayerIsLargerThanViewport();
-}
-
-TEST_F(LayerTreeHostImplViewportCoveredTest, ActiveTreeGrowViewportInvalid) {
- viewport_size_ = gfx::Size(1000, 1000);
-
- bool always_draw = true;
- CreateHostImpl(DefaultSettings(), CreateFakeOutputSurface(always_draw));
-
- // Pending tree to force active_tree size invalid. Not used otherwise.
- host_impl_->CreatePendingTree();
- host_impl_->SetViewportSize(DipSizeToPixelSize(viewport_size_));
- EXPECT_TRUE(host_impl_->active_tree()->ViewportSizeInvalid());
-
- SetupActiveTreeLayers();
- TestEmptyLayer();
- TestLayerInMiddleOfViewport();
- TestLayerIsLargerThanViewport();
-}
-
-TEST_F(LayerTreeHostImplViewportCoveredTest, ActiveTreeShrinkViewportInvalid) {
- viewport_size_ = gfx::Size(1000, 1000);
-
- bool always_draw = true;
- CreateHostImpl(DefaultSettings(), CreateFakeOutputSurface(always_draw));
-
- // Set larger viewport and activate it to active tree.
- host_impl_->CreatePendingTree();
- gfx::Size larger_viewport(viewport_size_.width() + 100,
- viewport_size_.height() + 100);
- host_impl_->SetViewportSize(DipSizeToPixelSize(larger_viewport));
- EXPECT_TRUE(host_impl_->active_tree()->ViewportSizeInvalid());
- host_impl_->ActivateSyncTree();
- EXPECT_TRUE(did_activate_pending_tree_);
- EXPECT_FALSE(host_impl_->active_tree()->ViewportSizeInvalid());
-
- // Shrink pending tree viewport without activating.
- host_impl_->CreatePendingTree();
- host_impl_->SetViewportSize(DipSizeToPixelSize(viewport_size_));
- EXPECT_TRUE(host_impl_->active_tree()->ViewportSizeInvalid());
-
- SetupActiveTreeLayers();
- TestEmptyLayer();
- TestLayerInMiddleOfViewport();
- TestLayerIsLargerThanViewport();
-}
-
-class FakeDrawableLayerImpl: public LayerImpl {
- public:
- static scoped_ptr<LayerImpl> Create(LayerTreeImpl* tree_impl, int id) {
- return make_scoped_ptr(new FakeDrawableLayerImpl(tree_impl, id));
- }
- protected:
- FakeDrawableLayerImpl(LayerTreeImpl* tree_impl, int id)
- : LayerImpl(tree_impl, id) {}
-};
-
-// Only reshape when we know we are going to draw. Otherwise, the reshape
-// can leave the window at the wrong size if we never draw and the proper
-// viewport size is never set.
-TEST_F(LayerTreeHostImplTest, ReshapeNotCalledUntilDraw) {
- scoped_refptr<TestContextProvider> provider(TestContextProvider::Create());
- scoped_ptr<OutputSurface> output_surface(
- FakeOutputSurface::Create3d(provider));
- CreateHostImpl(DefaultSettings(), output_surface.Pass());
-
- scoped_ptr<LayerImpl> root =
- FakeDrawableLayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- EXPECT_FALSE(provider->TestContext3d()->reshape_called());
- provider->TestContext3d()->clear_reshape_called();
-
- LayerTreeHostImpl::FrameData frame;
- host_impl_->SetViewportSize(gfx::Size(10, 10));
- host_impl_->SetDeviceScaleFactor(1.f);
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(provider->TestContext3d()->reshape_called());
- EXPECT_EQ(provider->TestContext3d()->width(), 10);
- EXPECT_EQ(provider->TestContext3d()->height(), 10);
- EXPECT_EQ(provider->TestContext3d()->scale_factor(), 1.f);
- host_impl_->DidDrawAllLayers(frame);
- provider->TestContext3d()->clear_reshape_called();
-
- host_impl_->SetViewportSize(gfx::Size(20, 30));
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(provider->TestContext3d()->reshape_called());
- EXPECT_EQ(provider->TestContext3d()->width(), 20);
- EXPECT_EQ(provider->TestContext3d()->height(), 30);
- EXPECT_EQ(provider->TestContext3d()->scale_factor(), 1.f);
- host_impl_->DidDrawAllLayers(frame);
- provider->TestContext3d()->clear_reshape_called();
-
- host_impl_->SetDeviceScaleFactor(2.f);
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- EXPECT_TRUE(provider->TestContext3d()->reshape_called());
- EXPECT_EQ(provider->TestContext3d()->width(), 20);
- EXPECT_EQ(provider->TestContext3d()->height(), 30);
- EXPECT_EQ(provider->TestContext3d()->scale_factor(), 2.f);
- host_impl_->DidDrawAllLayers(frame);
- provider->TestContext3d()->clear_reshape_called();
-}
-
-// Make sure damage tracking propagates all the way to the graphics context,
-// where it should request to swap only the sub-buffer that is damaged.
-TEST_F(LayerTreeHostImplTest, PartialSwapReceivesDamageRect) {
- scoped_refptr<TestContextProvider> context_provider(
- TestContextProvider::Create());
- context_provider->BindToCurrentThread();
- context_provider->TestContext3d()->set_have_post_sub_buffer(true);
-
- scoped_ptr<FakeOutputSurface> output_surface(
- FakeOutputSurface::Create3d(context_provider));
- FakeOutputSurface* fake_output_surface = output_surface.get();
-
- // This test creates its own LayerTreeHostImpl, so
- // that we can force partial swap enabled.
- LayerTreeSettings settings;
- settings.renderer_settings.partial_swap_enabled = true;
- scoped_ptr<LayerTreeHostImpl> layer_tree_host_impl =
- LayerTreeHostImpl::Create(
- settings, this, &proxy_, &stats_instrumentation_,
- shared_bitmap_manager_.get(), NULL, task_graph_runner_.get(), 0);
- layer_tree_host_impl->InitializeRenderer(output_surface.Pass());
- layer_tree_host_impl->SetViewportSize(gfx::Size(500, 500));
-
- scoped_ptr<LayerImpl> root =
- FakeDrawableLayerImpl::Create(layer_tree_host_impl->active_tree(), 1);
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> child =
- FakeDrawableLayerImpl::Create(layer_tree_host_impl->active_tree(), 2);
- child->SetPosition(gfx::PointF(12.f, 13.f));
- child->SetBounds(gfx::Size(14, 15));
- child->SetContentBounds(gfx::Size(14, 15));
- child->SetDrawsContent(true);
- root->SetBounds(gfx::Size(500, 500));
- root->SetContentBounds(gfx::Size(500, 500));
- root->SetDrawsContent(true);
- root->AddChild(child.Pass());
- layer_tree_host_impl->active_tree()->SetRootLayer(root.Pass());
-
- LayerTreeHostImpl::FrameData frame;
-
- // First frame, the entire screen should get swapped.
- EXPECT_EQ(DRAW_SUCCESS, layer_tree_host_impl->PrepareToDraw(&frame));
- layer_tree_host_impl->DrawLayers(&frame, gfx::FrameTime::Now());
- layer_tree_host_impl->DidDrawAllLayers(frame);
- layer_tree_host_impl->SwapBuffers(frame);
- gfx::Rect expected_swap_rect(0, 0, 500, 500);
- EXPECT_EQ(expected_swap_rect.ToString(),
- fake_output_surface->last_swap_rect().ToString());
-
- // Second frame, only the damaged area should get swapped. Damage should be
- // the union of old and new child rects.
- // expected damage rect: gfx::Rect(26, 28);
- // expected swap rect: vertically flipped, with origin at bottom left corner.
- layer_tree_host_impl->active_tree()->root_layer()->children()[0]->SetPosition(
- gfx::PointF());
- EXPECT_EQ(DRAW_SUCCESS, layer_tree_host_impl->PrepareToDraw(&frame));
- layer_tree_host_impl->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- layer_tree_host_impl->SwapBuffers(frame);
-
- // Make sure that partial swap is constrained to the viewport dimensions
- // expected damage rect: gfx::Rect(500, 500);
- // expected swap rect: flipped damage rect, but also clamped to viewport
- expected_swap_rect = gfx::Rect(0, 500-28, 26, 28);
- EXPECT_EQ(expected_swap_rect.ToString(),
- fake_output_surface->last_swap_rect().ToString());
-
- layer_tree_host_impl->SetViewportSize(gfx::Size(10, 10));
- // This will damage everything.
- layer_tree_host_impl->active_tree()->root_layer()->SetBackgroundColor(
- SK_ColorBLACK);
- EXPECT_EQ(DRAW_SUCCESS, layer_tree_host_impl->PrepareToDraw(&frame));
- layer_tree_host_impl->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- layer_tree_host_impl->SwapBuffers(frame);
-
- expected_swap_rect = gfx::Rect(0, 0, 10, 10);
- EXPECT_EQ(expected_swap_rect.ToString(),
- fake_output_surface->last_swap_rect().ToString());
-}
-
-TEST_F(LayerTreeHostImplTest, RootLayerDoesntCreateExtraSurface) {
- scoped_ptr<LayerImpl> root =
- FakeDrawableLayerImpl::Create(host_impl_->active_tree(), 1);
- scoped_ptr<LayerImpl> child =
- FakeDrawableLayerImpl::Create(host_impl_->active_tree(), 2);
- child->SetBounds(gfx::Size(10, 10));
- child->SetContentBounds(gfx::Size(10, 10));
- child->SetDrawsContent(true);
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->SetHasRenderSurface(true);
- root->AddChild(child.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
-
- LayerTreeHostImpl::FrameData frame;
-
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- EXPECT_EQ(1u, frame.render_surface_layer_list->size());
- EXPECT_EQ(1u, frame.render_passes.size());
- host_impl_->DidDrawAllLayers(frame);
-}
-
-class FakeLayerWithQuads : public LayerImpl {
- public:
- static scoped_ptr<LayerImpl> Create(LayerTreeImpl* tree_impl, int id) {
- return make_scoped_ptr(new FakeLayerWithQuads(tree_impl, id));
- }
-
- void AppendQuads(RenderPass* render_pass,
- AppendQuadsData* append_quads_data) override {
- SharedQuadState* shared_quad_state =
- render_pass->CreateAndAppendSharedQuadState();
- PopulateSharedQuadState(shared_quad_state);
-
- SkColor gray = SkColorSetRGB(100, 100, 100);
- gfx::Rect quad_rect(content_bounds());
- gfx::Rect visible_quad_rect(quad_rect);
- SolidColorDrawQuad* my_quad =
- render_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
- my_quad->SetNew(
- shared_quad_state, quad_rect, visible_quad_rect, gray, false);
- }
-
- private:
- FakeLayerWithQuads(LayerTreeImpl* tree_impl, int id)
- : LayerImpl(tree_impl, id) {}
-};
-
-class MockContext : public TestWebGraphicsContext3D {
- public:
- MOCK_METHOD1(useProgram, void(GLuint program));
- MOCK_METHOD5(uniform4f, void(GLint location,
- GLfloat x,
- GLfloat y,
- GLfloat z,
- GLfloat w));
- MOCK_METHOD4(uniformMatrix4fv, void(GLint location,
- GLsizei count,
- GLboolean transpose,
- const GLfloat* value));
- MOCK_METHOD4(drawElements, void(GLenum mode,
- GLsizei count,
- GLenum type,
- GLintptr offset));
- MOCK_METHOD1(enable, void(GLenum cap));
- MOCK_METHOD1(disable, void(GLenum cap));
- MOCK_METHOD4(scissor, void(GLint x,
- GLint y,
- GLsizei width,
- GLsizei height));
-};
-
-class MockContextHarness {
- private:
- MockContext* context_;
-
- public:
- explicit MockContextHarness(MockContext* context)
- : context_(context) {
- context_->set_have_post_sub_buffer(true);
-
- // Catch "uninteresting" calls
- EXPECT_CALL(*context_, useProgram(_))
- .Times(0);
-
- EXPECT_CALL(*context_, drawElements(_, _, _, _))
- .Times(0);
-
- // These are not asserted
- EXPECT_CALL(*context_, uniformMatrix4fv(_, _, _, _))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*context_, uniform4f(_, _, _, _, _))
- .WillRepeatedly(Return());
-
- // Any un-sanctioned calls to enable() are OK
- EXPECT_CALL(*context_, enable(_))
- .WillRepeatedly(Return());
-
- // Any un-sanctioned calls to disable() are OK
- EXPECT_CALL(*context_, disable(_))
- .WillRepeatedly(Return());
- }
-
- void MustDrawSolidQuad() {
- EXPECT_CALL(*context_, drawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, 0))
- .WillOnce(Return())
- .RetiresOnSaturation();
-
- EXPECT_CALL(*context_, useProgram(_))
- .WillOnce(Return())
- .RetiresOnSaturation();
- }
-
- void MustSetScissor(int x, int y, int width, int height) {
- EXPECT_CALL(*context_, enable(GL_SCISSOR_TEST))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*context_, scissor(x, y, width, height))
- .Times(AtLeast(1))
- .WillRepeatedly(Return());
- }
-
- void MustSetNoScissor() {
- EXPECT_CALL(*context_, disable(GL_SCISSOR_TEST))
- .WillRepeatedly(Return());
-
- EXPECT_CALL(*context_, enable(GL_SCISSOR_TEST))
- .Times(0);
-
- EXPECT_CALL(*context_, scissor(_, _, _, _))
- .Times(0);
- }
-};
-
-TEST_F(LayerTreeHostImplTest, NoPartialSwap) {
- scoped_ptr<MockContext> mock_context_owned(new MockContext);
- MockContext* mock_context = mock_context_owned.get();
- MockContextHarness harness(mock_context);
-
- // Run test case
- LayerTreeSettings settings = DefaultSettings();
- settings.renderer_settings.partial_swap_enabled = false;
- CreateHostImpl(settings,
- FakeOutputSurface::Create3d(mock_context_owned.Pass()));
- SetupRootLayerImpl(FakeLayerWithQuads::Create(host_impl_->active_tree(), 1));
-
- // Without partial swap, and no clipping, no scissor is set.
- harness.MustDrawSolidQuad();
- harness.MustSetNoScissor();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mock_context);
-
- // Without partial swap, but a layer does clip its subtree, one scissor is
- // set.
- host_impl_->active_tree()->root_layer()->SetMasksToBounds(true);
- harness.MustDrawSolidQuad();
- harness.MustSetScissor(0, 0, 10, 10);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mock_context);
-}
-
-TEST_F(LayerTreeHostImplTest, PartialSwap) {
- scoped_ptr<MockContext> context_owned(new MockContext);
- MockContext* mock_context = context_owned.get();
- MockContextHarness harness(mock_context);
-
- LayerTreeSettings settings = DefaultSettings();
- settings.renderer_settings.partial_swap_enabled = true;
- CreateHostImpl(settings, FakeOutputSurface::Create3d(context_owned.Pass()));
- SetupRootLayerImpl(FakeLayerWithQuads::Create(host_impl_->active_tree(), 1));
-
- // The first frame is not a partially-swapped one. No scissor should be set.
- harness.MustSetNoScissor();
- harness.MustDrawSolidQuad();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mock_context);
-
- // Damage a portion of the frame.
- host_impl_->active_tree()->root_layer()->SetUpdateRect(
- gfx::Rect(0, 0, 2, 3));
-
- // The second frame will be partially-swapped (the y coordinates are flipped).
- harness.MustSetScissor(0, 7, 2, 3);
- harness.MustDrawSolidQuad();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
- Mock::VerifyAndClearExpectations(&mock_context);
-}
-
-static scoped_ptr<LayerTreeHostImpl> SetupLayersForOpacity(
- bool partial_swap,
- LayerTreeHostImplClient* client,
- Proxy* proxy,
- SharedBitmapManager* manager,
- RenderingStatsInstrumentation* stats_instrumentation) {
- scoped_refptr<TestContextProvider> provider(TestContextProvider::Create());
- scoped_ptr<OutputSurface> output_surface(
- FakeOutputSurface::Create3d(provider));
- provider->BindToCurrentThread();
- provider->TestContext3d()->set_have_post_sub_buffer(true);
-
- LayerTreeSettings settings;
- settings.renderer_settings.partial_swap_enabled = partial_swap;
- scoped_ptr<LayerTreeHostImpl> my_host_impl = LayerTreeHostImpl::Create(
- settings, client, proxy, stats_instrumentation, manager, NULL, NULL, 0);
- my_host_impl->InitializeRenderer(output_surface.Pass());
- my_host_impl->SetViewportSize(gfx::Size(100, 100));
-
- /*
- Layers are created as follows:
-
- +--------------------+
- | 1 |
- | +-----------+ |
- | | 2 | |
- | | +-------------------+
- | | | 3 |
- | | +-------------------+
- | | | |
- | +-----------+ |
- | |
- | |
- +--------------------+
-
- Layers 1, 2 have render surfaces
- */
- scoped_ptr<LayerImpl> root =
- LayerImpl::Create(my_host_impl->active_tree(), 1);
- scoped_ptr<LayerImpl> child =
- LayerImpl::Create(my_host_impl->active_tree(), 2);
- scoped_ptr<LayerImpl> grand_child =
- FakeLayerWithQuads::Create(my_host_impl->active_tree(), 3);
-
- gfx::Rect root_rect(0, 0, 100, 100);
- gfx::Rect child_rect(10, 10, 50, 50);
- gfx::Rect grand_child_rect(5, 5, 150, 150);
-
- root->SetHasRenderSurface(true);
- root->SetPosition(root_rect.origin());
- root->SetBounds(root_rect.size());
- root->SetContentBounds(root->bounds());
- root->draw_properties().visible_content_rect = root_rect;
- root->SetDrawsContent(false);
- root->render_surface()->SetContentRect(gfx::Rect(root_rect.size()));
-
- child->SetPosition(gfx::PointF(child_rect.x(), child_rect.y()));
- child->SetOpacity(0.5f);
- child->SetBounds(gfx::Size(child_rect.width(), child_rect.height()));
- child->SetContentBounds(child->bounds());
- child->draw_properties().visible_content_rect = child_rect;
- child->SetDrawsContent(false);
- child->SetHasRenderSurface(true);
-
- grand_child->SetPosition(grand_child_rect.origin());
- grand_child->SetBounds(grand_child_rect.size());
- grand_child->SetContentBounds(grand_child->bounds());
- grand_child->draw_properties().visible_content_rect = grand_child_rect;
- grand_child->SetDrawsContent(true);
-
- child->AddChild(grand_child.Pass());
- root->AddChild(child.Pass());
-
- my_host_impl->active_tree()->SetRootLayer(root.Pass());
- return my_host_impl.Pass();
-}
-
-TEST_F(LayerTreeHostImplTest, ContributingLayerEmptyScissorPartialSwap) {
- scoped_ptr<SharedBitmapManager> shared_bitmap_manager(
- new TestSharedBitmapManager());
- scoped_ptr<LayerTreeHostImpl> my_host_impl =
- SetupLayersForOpacity(true,
- this,
- &proxy_,
- shared_bitmap_manager.get(),
- &stats_instrumentation_);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, my_host_impl->PrepareToDraw(&frame));
-
- // Verify all quads have been computed
- ASSERT_EQ(2U, frame.render_passes.size());
- ASSERT_EQ(1U, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(1U, frame.render_passes[1]->quad_list.size());
- EXPECT_EQ(DrawQuad::SOLID_COLOR,
- frame.render_passes[0]->quad_list.front()->material);
- EXPECT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[1]->quad_list.front()->material);
-
- my_host_impl->DrawLayers(&frame, gfx::FrameTime::Now());
- my_host_impl->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ContributingLayerEmptyScissorNoPartialSwap) {
- scoped_ptr<SharedBitmapManager> shared_bitmap_manager(
- new TestSharedBitmapManager());
- scoped_ptr<LayerTreeHostImpl> my_host_impl =
- SetupLayersForOpacity(false,
- this,
- &proxy_,
- shared_bitmap_manager.get(),
- &stats_instrumentation_);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, my_host_impl->PrepareToDraw(&frame));
-
- // Verify all quads have been computed
- ASSERT_EQ(2U, frame.render_passes.size());
- ASSERT_EQ(1U, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(1U, frame.render_passes[1]->quad_list.size());
- EXPECT_EQ(DrawQuad::SOLID_COLOR,
- frame.render_passes[0]->quad_list.front()->material);
- EXPECT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[1]->quad_list.front()->material);
-
- my_host_impl->DrawLayers(&frame, gfx::FrameTime::Now());
- my_host_impl->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, LayersFreeTextures) {
- scoped_ptr<TestWebGraphicsContext3D> context =
- TestWebGraphicsContext3D::Create();
- TestWebGraphicsContext3D* context3d = context.get();
- scoped_ptr<OutputSurface> output_surface(
- FakeOutputSurface::Create3d(context.Pass()));
- CreateHostImpl(DefaultSettings(), output_surface.Pass());
-
- scoped_ptr<LayerImpl> root_layer =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- root_layer->SetBounds(gfx::Size(10, 10));
- root_layer->SetHasRenderSurface(true);
-
- scoped_ptr<IOSurfaceLayerImpl> io_surface_layer =
- IOSurfaceLayerImpl::Create(host_impl_->active_tree(), 5);
- io_surface_layer->SetBounds(gfx::Size(10, 10));
- io_surface_layer->SetContentBounds(gfx::Size(10, 10));
- io_surface_layer->SetDrawsContent(true);
- io_surface_layer->SetIOSurfaceProperties(1, gfx::Size(10, 10));
- root_layer->AddChild(io_surface_layer.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root_layer.Pass());
-
- EXPECT_EQ(0u, context3d->NumTextures());
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- host_impl_->SwapBuffers(frame);
-
- EXPECT_GT(context3d->NumTextures(), 0u);
-
- // Kill the layer tree.
- host_impl_->active_tree()->SetRootLayer(
- LayerImpl::Create(host_impl_->active_tree(), 100));
- // There should be no textures left in use after.
- EXPECT_EQ(0u, context3d->NumTextures());
-}
-
-class MockDrawQuadsToFillScreenContext : public TestWebGraphicsContext3D {
- public:
- MOCK_METHOD1(useProgram, void(GLuint program));
- MOCK_METHOD4(drawElements, void(GLenum mode,
- GLsizei count,
- GLenum type,
- GLintptr offset));
-};
-
-TEST_F(LayerTreeHostImplTest, HasTransparentBackground) {
- scoped_ptr<MockDrawQuadsToFillScreenContext> mock_context_owned(
- new MockDrawQuadsToFillScreenContext);
- MockDrawQuadsToFillScreenContext* mock_context = mock_context_owned.get();
-
- // Run test case
- LayerTreeSettings settings = DefaultSettings();
- settings.renderer_settings.partial_swap_enabled = false;
- CreateHostImpl(settings,
- FakeOutputSurface::Create3d(mock_context_owned.Pass()));
- SetupRootLayerImpl(LayerImpl::Create(host_impl_->active_tree(), 1));
- host_impl_->active_tree()->set_background_color(SK_ColorWHITE);
-
- // Verify one quad is drawn when transparent background set is not set.
- host_impl_->active_tree()->set_has_transparent_background(false);
- EXPECT_CALL(*mock_context, useProgram(_))
- .Times(1);
- EXPECT_CALL(*mock_context, drawElements(_, _, _, _))
- .Times(1);
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- Mock::VerifyAndClearExpectations(&mock_context);
-
- // Verify no quads are drawn when transparent background is set.
- host_impl_->active_tree()->set_has_transparent_background(true);
- host_impl_->SetFullRootLayerDamage();
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- Mock::VerifyAndClearExpectations(&mock_context);
-}
-
-TEST_F(LayerTreeHostImplTest, ReleaseContentsTextureShouldTriggerCommit) {
- set_reduce_memory_result(false);
-
- // If changing the memory limit wouldn't result in changing what was
- // committed, then no commit should be requested.
- set_reduce_memory_result(false);
- host_impl_->set_max_memory_needed_bytes(
- host_impl_->memory_allocation_limit_bytes() - 1);
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes() - 1));
- EXPECT_FALSE(did_request_commit_);
- did_request_commit_ = false;
-
- // If changing the memory limit would result in changing what was
- // committed, then a commit should be requested, even though nothing was
- // evicted.
- set_reduce_memory_result(false);
- host_impl_->set_max_memory_needed_bytes(
- host_impl_->memory_allocation_limit_bytes());
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes() - 1));
- EXPECT_TRUE(did_request_commit_);
- did_request_commit_ = false;
-
- // Especially if changing the memory limit caused evictions, we need
- // to re-commit.
- set_reduce_memory_result(true);
- host_impl_->set_max_memory_needed_bytes(1);
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes() - 1));
- EXPECT_TRUE(did_request_commit_);
- did_request_commit_ = false;
-
- // But if we set it to the same value that it was before, we shouldn't
- // re-commit.
- host_impl_->SetMemoryPolicy(ManagedMemoryPolicy(
- host_impl_->memory_allocation_limit_bytes()));
- EXPECT_FALSE(did_request_commit_);
-}
-
-class LayerTreeHostImplTestWithDelegatingRenderer
- : public LayerTreeHostImplTest {
- protected:
- scoped_ptr<OutputSurface> CreateOutputSurface() override {
- return FakeOutputSurface::CreateDelegating3d();
- }
-
- void DrawFrameAndTestDamage(const gfx::RectF& expected_damage) {
- bool expect_to_draw = !expected_damage.IsEmpty();
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- if (!expect_to_draw) {
- // With no damage, we don't draw, and no quads are created.
- ASSERT_EQ(0u, frame.render_passes.size());
- } else {
- ASSERT_EQ(1u, frame.render_passes.size());
-
- // Verify the damage rect for the root render pass.
- const RenderPass* root_render_pass = frame.render_passes.back();
- EXPECT_EQ(expected_damage, root_render_pass->damage_rect);
-
- // Verify the root and child layers' quads are generated and not being
- // culled.
- ASSERT_EQ(2u, root_render_pass->quad_list.size());
-
- LayerImpl* child = host_impl_->active_tree()->root_layer()->children()[0];
- gfx::RectF expected_child_visible_rect(child->content_bounds());
- EXPECT_EQ(expected_child_visible_rect,
- root_render_pass->quad_list.front()->visible_rect);
-
- LayerImpl* root = host_impl_->active_tree()->root_layer();
- gfx::RectF expected_root_visible_rect(root->content_bounds());
- EXPECT_EQ(expected_root_visible_rect,
- root_render_pass->quad_list.ElementAt(1)->visible_rect);
- }
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- EXPECT_EQ(expect_to_draw, host_impl_->SwapBuffers(frame));
- }
-};
-
-TEST_F(LayerTreeHostImplTestWithDelegatingRenderer, FrameIncludesDamageRect) {
- scoped_ptr<SolidColorLayerImpl> root =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetPosition(gfx::PointF());
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->SetHasRenderSurface(true);
-
- // Child layer is in the bottom right corner.
- scoped_ptr<SolidColorLayerImpl> child =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), 2);
- child->SetPosition(gfx::PointF(9.f, 9.f));
- child->SetBounds(gfx::Size(1, 1));
- child->SetContentBounds(gfx::Size(1, 1));
- child->SetDrawsContent(true);
- root->AddChild(child.Pass());
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
-
- // Draw a frame. In the first frame, the entire viewport should be damaged.
- gfx::Rect full_frame_damage(host_impl_->DrawViewportSize());
- DrawFrameAndTestDamage(full_frame_damage);
-
- // The second frame has damage that doesn't touch the child layer. Its quads
- // should still be generated.
- gfx::Rect small_damage = gfx::Rect(0, 0, 1, 1);
- host_impl_->active_tree()->root_layer()->SetUpdateRect(small_damage);
- DrawFrameAndTestDamage(small_damage);
-
- // The third frame should have no damage, so no quads should be generated.
- gfx::Rect no_damage;
- DrawFrameAndTestDamage(no_damage);
-}
-
-// TODO(reveman): Remove this test and the ability to prevent on demand raster
-// when delegating renderer supports PictureDrawQuads. crbug.com/342121
-TEST_F(LayerTreeHostImplTestWithDelegatingRenderer, PreventRasterizeOnDemand) {
- LayerTreeSettings settings;
- CreateHostImpl(settings, CreateOutputSurface());
- EXPECT_FALSE(host_impl_->GetRendererCapabilities().allow_rasterize_on_demand);
-}
-
-class FakeMaskLayerImpl : public LayerImpl {
- public:
- static scoped_ptr<FakeMaskLayerImpl> Create(LayerTreeImpl* tree_impl,
- int id) {
- return make_scoped_ptr(new FakeMaskLayerImpl(tree_impl, id));
- }
-
- void GetContentsResourceId(ResourceProvider::ResourceId* resource_id,
- gfx::Size* resource_size) const override {
- *resource_id = 0;
- }
-
- private:
- FakeMaskLayerImpl(LayerTreeImpl* tree_impl, int id)
- : LayerImpl(tree_impl, id) {}
-};
-
-TEST_F(LayerTreeHostImplTest, MaskLayerWithScaling) {
- LayerTreeSettings settings;
- settings.layer_transforms_should_scale_layer_contents = true;
- CreateHostImpl(settings, CreateOutputSurface());
-
- // Root
- // |
- // +-- Scaling Layer (adds a 2x scale)
- // |
- // +-- Content Layer
- // +--Mask
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_scaling_layer =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- LayerImpl* scaling_layer = scoped_scaling_layer.get();
- root->AddChild(scoped_scaling_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- LayerImpl* content_layer = scoped_content_layer.get();
- scaling_layer->AddChild(scoped_content_layer.Pass());
-
- scoped_ptr<FakeMaskLayerImpl> scoped_mask_layer =
- FakeMaskLayerImpl::Create(host_impl_->active_tree(), 4);
- FakeMaskLayerImpl* mask_layer = scoped_mask_layer.get();
- content_layer->SetHasRenderSurface(true);
- content_layer->SetMaskLayer(scoped_mask_layer.Pass());
-
- gfx::Size root_size(100, 100);
- root->SetBounds(root_size);
- root->SetContentBounds(root_size);
- root->SetPosition(gfx::PointF());
-
- gfx::Size scaling_layer_size(50, 50);
- scaling_layer->SetBounds(scaling_layer_size);
- scaling_layer->SetContentBounds(scaling_layer_size);
- scaling_layer->SetPosition(gfx::PointF());
- gfx::Transform scale;
- scale.Scale(2.f, 2.f);
- scaling_layer->SetTransform(scale);
-
- content_layer->SetBounds(scaling_layer_size);
- content_layer->SetContentBounds(scaling_layer_size);
- content_layer->SetPosition(gfx::PointF());
- content_layer->SetDrawsContent(true);
-
- mask_layer->SetBounds(scaling_layer_size);
- mask_layer->SetContentBounds(scaling_layer_size);
- mask_layer->SetPosition(gfx::PointF());
- mask_layer->SetDrawsContent(true);
-
-
- // Check that the tree scaling is correctly taken into account for the mask,
- // that should fully map onto the quad.
- float device_scale_factor = 1.f;
- host_impl_->SetViewportSize(root_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
-
- // Applying a DSF should change the render surface size, but won't affect
- // which part of the mask is used.
- device_scale_factor = 2.f;
- gfx::Size device_viewport =
- gfx::ToFlooredSize(gfx::ScaleSize(root_size, device_scale_factor));
- host_impl_->SetViewportSize(device_viewport);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 200, 200).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
-
- // Applying an equivalent content scale on the content layer and the mask
- // should still result in the same part of the mask being used.
- gfx::Size content_bounds =
- gfx::ToRoundedSize(gfx::ScaleSize(scaling_layer_size,
- device_scale_factor));
- content_layer->SetContentBounds(content_bounds);
- content_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- mask_layer->SetContentBounds(content_bounds);
- mask_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 200, 200).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, MaskLayerWithDifferentBounds) {
- // The mask layer has bounds 100x100 but is attached to a layer with bounds
- // 50x50.
-
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- LayerImpl* content_layer = scoped_content_layer.get();
- root->AddChild(scoped_content_layer.Pass());
-
- scoped_ptr<FakeMaskLayerImpl> scoped_mask_layer =
- FakeMaskLayerImpl::Create(host_impl_->active_tree(), 4);
- FakeMaskLayerImpl* mask_layer = scoped_mask_layer.get();
- content_layer->SetMaskLayer(scoped_mask_layer.Pass());
- content_layer->SetHasRenderSurface(true);
-
- gfx::Size root_size(100, 100);
- root->SetBounds(root_size);
- root->SetContentBounds(root_size);
- root->SetPosition(gfx::PointF());
-
- gfx::Size layer_size(50, 50);
- content_layer->SetBounds(layer_size);
- content_layer->SetContentBounds(layer_size);
- content_layer->SetPosition(gfx::PointF());
- content_layer->SetDrawsContent(true);
-
- gfx::Size mask_size(100, 100);
- mask_layer->SetBounds(mask_size);
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetPosition(gfx::PointF());
- mask_layer->SetDrawsContent(true);
-
- // Check that the mask fills the surface.
- float device_scale_factor = 1.f;
- host_impl_->SetViewportSize(root_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 50, 50).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying a DSF should change the render surface size, but won't affect
- // which part of the mask is used.
- device_scale_factor = 2.f;
- gfx::Size device_viewport =
- gfx::ToFlooredSize(gfx::ScaleSize(root_size, device_scale_factor));
- host_impl_->SetViewportSize(device_viewport);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying an equivalent content scale on the content layer and the mask
- // should still result in the same part of the mask being used.
- gfx::Size layer_size_large =
- gfx::ToRoundedSize(gfx::ScaleSize(layer_size, device_scale_factor));
- content_layer->SetContentBounds(layer_size_large);
- content_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- gfx::Size mask_size_large =
- gfx::ToRoundedSize(gfx::ScaleSize(mask_size, device_scale_factor));
- mask_layer->SetContentBounds(mask_size_large);
- mask_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying a different contents scale to the mask layer means it will have
- // a larger texture, but it should use the same tex coords to cover the
- // layer it masks.
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetContentsScale(1.f, 1.f);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- render_pass_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ReflectionMaskLayerWithDifferentBounds) {
- // The replica's mask layer has bounds 100x100 but the replica is of a
- // layer with bounds 50x50.
-
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- LayerImpl* content_layer = scoped_content_layer.get();
- root->AddChild(scoped_content_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_replica_layer =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- LayerImpl* replica_layer = scoped_replica_layer.get();
- content_layer->SetReplicaLayer(scoped_replica_layer.Pass());
- content_layer->SetHasRenderSurface(true);
-
- scoped_ptr<FakeMaskLayerImpl> scoped_mask_layer =
- FakeMaskLayerImpl::Create(host_impl_->active_tree(), 4);
- FakeMaskLayerImpl* mask_layer = scoped_mask_layer.get();
- replica_layer->SetMaskLayer(scoped_mask_layer.Pass());
- replica_layer->SetHasRenderSurface(true);
-
- gfx::Size root_size(100, 100);
- root->SetBounds(root_size);
- root->SetContentBounds(root_size);
- root->SetPosition(gfx::PointF());
-
- gfx::Size layer_size(50, 50);
- content_layer->SetBounds(layer_size);
- content_layer->SetContentBounds(layer_size);
- content_layer->SetPosition(gfx::PointF());
- content_layer->SetDrawsContent(true);
-
- gfx::Size mask_size(100, 100);
- mask_layer->SetBounds(mask_size);
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetPosition(gfx::PointF());
- mask_layer->SetDrawsContent(true);
-
- // Check that the mask fills the surface.
- float device_scale_factor = 1.f;
- host_impl_->SetViewportSize(root_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(0, 0, 50, 50).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying a DSF should change the render surface size, but won't affect
- // which part of the mask is used.
- device_scale_factor = 2.f;
- gfx::Size device_viewport =
- gfx::ToFlooredSize(gfx::ScaleSize(root_size, device_scale_factor));
- host_impl_->SetViewportSize(device_viewport);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying an equivalent content scale on the content layer and the mask
- // should still result in the same part of the mask being used.
- gfx::Size layer_size_large =
- gfx::ToRoundedSize(gfx::ScaleSize(layer_size, device_scale_factor));
- content_layer->SetContentBounds(layer_size_large);
- content_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- gfx::Size mask_size_large =
- gfx::ToRoundedSize(gfx::ScaleSize(mask_size, device_scale_factor));
- mask_layer->SetContentBounds(mask_size_large);
- mask_layer->SetContentsScale(device_scale_factor, device_scale_factor);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Applying a different contents scale to the mask layer means it will have
- // a larger texture, but it should use the same tex coords to cover the
- // layer it masks.
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetContentsScale(1.f, 1.f);
- host_impl_->active_tree()->set_needs_update_draw_properties();
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 1.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(1.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ReflectionMaskLayerForSurfaceWithUnclippedChild) {
- // The replica is of a layer with bounds 50x50, but it has a child that causes
- // the surface bounds to be larger.
-
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
- host_impl_->active_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- LayerImpl* content_layer = scoped_content_layer.get();
- root->AddChild(scoped_content_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_child_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- LayerImpl* content_child_layer = scoped_content_child_layer.get();
- content_layer->AddChild(scoped_content_child_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_replica_layer =
- LayerImpl::Create(host_impl_->active_tree(), 4);
- LayerImpl* replica_layer = scoped_replica_layer.get();
- content_layer->SetReplicaLayer(scoped_replica_layer.Pass());
- content_layer->SetHasRenderSurface(true);
-
- scoped_ptr<FakeMaskLayerImpl> scoped_mask_layer =
- FakeMaskLayerImpl::Create(host_impl_->active_tree(), 5);
- FakeMaskLayerImpl* mask_layer = scoped_mask_layer.get();
- replica_layer->SetMaskLayer(scoped_mask_layer.Pass());
- replica_layer->SetHasRenderSurface(true);
-
- gfx::Size root_size(100, 100);
- root->SetBounds(root_size);
- root->SetContentBounds(root_size);
- root->SetPosition(gfx::PointF());
-
- gfx::Size layer_size(50, 50);
- content_layer->SetBounds(layer_size);
- content_layer->SetContentBounds(layer_size);
- content_layer->SetPosition(gfx::PointF());
- content_layer->SetDrawsContent(true);
-
- gfx::Size child_size(50, 50);
- content_child_layer->SetBounds(child_size);
- content_child_layer->SetContentBounds(child_size);
- content_child_layer->SetPosition(gfx::Point(50, 0));
- content_child_layer->SetDrawsContent(true);
-
- gfx::Size mask_size(50, 50);
- mask_layer->SetBounds(mask_size);
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetPosition(gfx::PointF());
- mask_layer->SetDrawsContent(true);
-
- float device_scale_factor = 1.f;
- host_impl_->SetViewportSize(root_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
-
- // The surface is 100x50.
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
- render_pass_quad->rect.ToString());
-
- // The mask covers the owning layer only.
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(0.f, 0.f, 2.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(2.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-
- // Move the child to (-50, 0) instead. Now the mask should be moved to still
- // cover the layer being replicated.
- content_child_layer->SetPosition(gfx::Point(-50, 0));
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(2u, frame.render_passes[0]->quad_list.size());
-
- // The surface is 100x50 with its origin at (-50, 0).
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(-50, 0, 100, 50).ToString(),
- render_pass_quad->rect.ToString());
-
- // The mask covers the owning layer only.
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.ElementAt(1)->material);
- const RenderPassDrawQuad* replica_quad = RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.ElementAt(1));
- EXPECT_EQ(gfx::Rect(-50, 0, 100, 50).ToString(),
- replica_quad->rect.ToString());
- EXPECT_EQ(gfx::RectF(-1.f, 0.f, 2.f, 1.f).ToString(),
- replica_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(2.f, 1.f).ToString(),
- replica_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, MaskLayerForSurfaceWithClippedLayer) {
- // The masked layer has bounds 50x50, but it has a child that causes
- // the surface bounds to be larger. It also has a parent that clips the
- // masked layer and its surface.
-
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->active_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_clipping_layer =
- LayerImpl::Create(host_impl_->active_tree(), 2);
- LayerImpl* clipping_layer = scoped_clipping_layer.get();
- root->AddChild(scoped_clipping_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_layer =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- LayerImpl* content_layer = scoped_content_layer.get();
- clipping_layer->AddChild(scoped_content_layer.Pass());
-
- scoped_ptr<LayerImpl> scoped_content_child_layer =
- LayerImpl::Create(host_impl_->active_tree(), 4);
- LayerImpl* content_child_layer = scoped_content_child_layer.get();
- content_layer->AddChild(scoped_content_child_layer.Pass());
-
- scoped_ptr<FakeMaskLayerImpl> scoped_mask_layer =
- FakeMaskLayerImpl::Create(host_impl_->active_tree(), 6);
- FakeMaskLayerImpl* mask_layer = scoped_mask_layer.get();
- content_layer->SetMaskLayer(scoped_mask_layer.Pass());
- content_layer->SetHasRenderSurface(true);
-
- gfx::Size root_size(100, 100);
- root->SetBounds(root_size);
- root->SetContentBounds(root_size);
- root->SetPosition(gfx::PointF());
-
- gfx::Rect clipping_rect(20, 10, 10, 20);
- clipping_layer->SetBounds(clipping_rect.size());
- clipping_layer->SetContentBounds(clipping_rect.size());
- clipping_layer->SetPosition(clipping_rect.origin());
- clipping_layer->SetMasksToBounds(true);
-
- gfx::Size layer_size(50, 50);
- content_layer->SetBounds(layer_size);
- content_layer->SetContentBounds(layer_size);
- content_layer->SetPosition(gfx::Point() - clipping_rect.OffsetFromOrigin());
- content_layer->SetDrawsContent(true);
-
- gfx::Size child_size(50, 50);
- content_child_layer->SetBounds(child_size);
- content_child_layer->SetContentBounds(child_size);
- content_child_layer->SetPosition(gfx::Point(50, 0));
- content_child_layer->SetDrawsContent(true);
-
- gfx::Size mask_size(100, 100);
- mask_layer->SetBounds(mask_size);
- mask_layer->SetContentBounds(mask_size);
- mask_layer->SetPosition(gfx::PointF());
- mask_layer->SetDrawsContent(true);
-
- float device_scale_factor = 1.f;
- host_impl_->SetViewportSize(root_size);
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_EQ(1u, frame.render_passes[0]->quad_list.size());
-
- // The surface is clipped to 10x20.
- ASSERT_EQ(DrawQuad::RENDER_PASS,
- frame.render_passes[0]->quad_list.front()->material);
- const RenderPassDrawQuad* render_pass_quad =
- RenderPassDrawQuad::MaterialCast(
- frame.render_passes[0]->quad_list.front());
- EXPECT_EQ(gfx::Rect(20, 10, 10, 20).ToString(),
- render_pass_quad->rect.ToString());
- // The masked layer is 50x50, but the surface size is 10x20. So the texture
- // coords in the mask are scaled by 10/50 and 20/50.
- // The surface is clipped to (20,10) so the mask texture coords are offset
- // by 20/50 and 10/50
- EXPECT_EQ(gfx::ScaleRect(gfx::RectF(20.f, 10.f, 10.f, 20.f), 1.f / 50.f)
- .ToString(),
- render_pass_quad->MaskUVRect().ToString());
- EXPECT_EQ(gfx::Vector2dF(10.f / 50.f, 20.f / 50.f).ToString(),
- render_pass_quad->mask_uv_scale.ToString());
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- }
-}
-
-class GLRendererWithSetupQuadForAntialiasing : public GLRenderer {
- public:
- using GLRenderer::ShouldAntialiasQuad;
-};
-
-TEST_F(LayerTreeHostImplTest, FarAwayQuadsDontNeedAA) {
- // Due to precision issues (especially on Android), sometimes far
- // away quads can end up thinking they need AA.
- float device_scale_factor = 4.f / 3.f;
- host_impl_->SetDeviceScaleFactor(device_scale_factor);
- gfx::Size root_size(2000, 1000);
- gfx::Size device_viewport_size =
- gfx::ToCeiledSize(gfx::ScaleSize(root_size, device_scale_factor));
- host_impl_->SetViewportSize(device_viewport_size);
-
- host_impl_->CreatePendingTree();
- host_impl_->pending_tree()->PushPageScaleFromMainThread(1.f, 1.f / 16.f,
- 16.f);
-
- scoped_ptr<LayerImpl> scoped_root =
- LayerImpl::Create(host_impl_->pending_tree(), 1);
- LayerImpl* root = scoped_root.get();
- root->SetHasRenderSurface(true);
-
- host_impl_->pending_tree()->SetRootLayer(scoped_root.Pass());
-
- scoped_ptr<LayerImpl> scoped_scrolling_layer =
- LayerImpl::Create(host_impl_->pending_tree(), 2);
- LayerImpl* scrolling_layer = scoped_scrolling_layer.get();
- root->AddChild(scoped_scrolling_layer.Pass());
-
- gfx::Size content_layer_bounds(100000, 100);
- gfx::Size pile_tile_size(3000, 3000);
- scoped_refptr<FakePicturePileImpl> pile(FakePicturePileImpl::CreateFilledPile(
- pile_tile_size, content_layer_bounds));
-
- scoped_ptr<FakePictureLayerImpl> scoped_content_layer =
- FakePictureLayerImpl::CreateWithRasterSource(host_impl_->pending_tree(),
- 3, pile);
- LayerImpl* content_layer = scoped_content_layer.get();
- scrolling_layer->AddChild(scoped_content_layer.Pass());
- content_layer->SetBounds(content_layer_bounds);
- content_layer->SetDrawsContent(true);
-
- root->SetBounds(root_size);
-
- gfx::ScrollOffset scroll_offset(100000, 0);
- scrolling_layer->SetScrollClipLayer(root->id());
- scrolling_layer->PushScrollOffsetFromMainThread(scroll_offset);
-
- host_impl_->ActivateSyncTree();
-
- bool update_lcd_text = false;
- host_impl_->active_tree()->UpdateDrawProperties(update_lcd_text);
- ASSERT_EQ(1u, host_impl_->active_tree()->RenderSurfaceLayerList().size());
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
-
- ASSERT_EQ(1u, frame.render_passes.size());
- ASSERT_LE(1u, frame.render_passes[0]->quad_list.size());
- const DrawQuad* quad = frame.render_passes[0]->quad_list.front();
-
- bool antialiased =
- GLRendererWithSetupQuadForAntialiasing::ShouldAntialiasQuad(
- quad->quadTransform(), quad, false);
- EXPECT_FALSE(antialiased);
-
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-}
-
-
-class CompositorFrameMetadataTest : public LayerTreeHostImplTest {
- public:
- CompositorFrameMetadataTest()
- : swap_buffers_complete_(0) {}
-
- void DidSwapBuffersCompleteOnImplThread() override {
- swap_buffers_complete_++;
- }
-
- int swap_buffers_complete_;
-};
-
-TEST_F(CompositorFrameMetadataTest, CompositorFrameAckCountsAsSwapComplete) {
- SetupRootLayerImpl(FakeLayerWithQuads::Create(host_impl_->active_tree(), 1));
- {
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, base::TimeTicks());
- host_impl_->DidDrawAllLayers(frame);
- }
- CompositorFrameAck ack;
- host_impl_->ReclaimResources(&ack);
- host_impl_->DidSwapBuffersComplete();
- EXPECT_EQ(swap_buffers_complete_, 1);
-}
-
-class CountingSoftwareDevice : public SoftwareOutputDevice {
- public:
- CountingSoftwareDevice() : frames_began_(0), frames_ended_(0) {}
-
- SkCanvas* BeginPaint(const gfx::Rect& damage_rect) override {
- ++frames_began_;
- return SoftwareOutputDevice::BeginPaint(damage_rect);
- }
- void EndPaint(SoftwareFrameData* frame_data) override {
- ++frames_ended_;
- SoftwareOutputDevice::EndPaint(frame_data);
- }
-
- int frames_began_, frames_ended_;
-};
-
-TEST_F(LayerTreeHostImplTest, ForcedDrawToSoftwareDeviceBasicRender) {
- // No main thread evictions in resourceless software mode.
- set_reduce_memory_result(false);
- CountingSoftwareDevice* software_device = new CountingSoftwareDevice();
- bool delegated_rendering = false;
- FakeOutputSurface* output_surface =
- FakeOutputSurface::CreateDeferredGL(
- scoped_ptr<SoftwareOutputDevice>(software_device),
- delegated_rendering).release();
- EXPECT_TRUE(CreateHostImpl(DefaultSettings(),
- scoped_ptr<OutputSurface>(output_surface)));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
-
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- const gfx::Transform external_transform;
- const gfx::Rect external_viewport;
- const gfx::Rect external_clip;
- const bool resourceless_software_draw = true;
- host_impl_->SetExternalDrawConstraints(external_transform,
- external_viewport,
- external_clip,
- external_viewport,
- external_transform,
- resourceless_software_draw);
-
- EXPECT_EQ(0, software_device->frames_began_);
- EXPECT_EQ(0, software_device->frames_ended_);
-
- DrawFrame();
-
- EXPECT_EQ(1, software_device->frames_began_);
- EXPECT_EQ(1, software_device->frames_ended_);
-
- // Call another API method that is likely to hit nullptr in this mode.
- scoped_refptr<base::trace_event::TracedValue> state =
- make_scoped_refptr(new base::trace_event::TracedValue());
- host_impl_->ActivationStateAsValueInto(state.get());
-}
-
-TEST_F(LayerTreeHostImplTest,
- ForcedDrawToSoftwareDeviceSkipsUnsupportedLayers) {
- set_reduce_memory_result(false);
- bool delegated_rendering = false;
- FakeOutputSurface* output_surface =
- FakeOutputSurface::CreateDeferredGL(
- scoped_ptr<SoftwareOutputDevice>(new CountingSoftwareDevice()),
- delegated_rendering).release();
- EXPECT_TRUE(CreateHostImpl(DefaultSettings(),
- scoped_ptr<OutputSurface>(output_surface)));
-
- const gfx::Transform external_transform;
- const gfx::Rect external_viewport;
- const gfx::Rect external_clip;
- const bool resourceless_software_draw = true;
- host_impl_->SetExternalDrawConstraints(external_transform,
- external_viewport,
- external_clip,
- external_viewport,
- external_transform,
- resourceless_software_draw);
-
- // SolidColorLayerImpl will be drawn.
- scoped_ptr<SolidColorLayerImpl> root_layer =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), 1);
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- EXPECT_EQ(1u, frame.will_draw_layers.size());
- EXPECT_EQ(host_impl_->active_tree()->root_layer(), frame.will_draw_layers[0]);
-}
-
-class LayerTreeHostImplTestDeferredInitialize : public LayerTreeHostImplTest {
- protected:
- void SetUp() override {
- LayerTreeHostImplTest::SetUp();
-
- set_reduce_memory_result(false);
-
- bool delegated_rendering = false;
- scoped_ptr<FakeOutputSurface> output_surface(
- FakeOutputSurface::CreateDeferredGL(
- scoped_ptr<SoftwareOutputDevice>(new CountingSoftwareDevice()),
- delegated_rendering));
- output_surface_ = output_surface.get();
-
- EXPECT_TRUE(CreateHostImpl(DefaultSettings(), output_surface.Pass()));
-
- scoped_ptr<SolidColorLayerImpl> root_layer =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), 1);
- SetupRootLayerImpl(root_layer.Pass());
-
- onscreen_context_provider_ = TestContextProvider::Create();
- }
-
- void UpdateRendererCapabilitiesOnImplThread() override {
- did_update_renderer_capabilities_ = true;
- }
-
- FakeOutputSurface* output_surface_;
- scoped_refptr<TestContextProvider> onscreen_context_provider_;
- bool did_update_renderer_capabilities_;
-};
-
-
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Success) {
- // Software draw.
- DrawFrame();
-
- EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-
- // DeferredInitialize and hardware draw.
- did_update_renderer_capabilities_ = false;
- EXPECT_TRUE(output_surface_->InitializeAndSetContext3d(
- onscreen_context_provider_, nullptr));
- EXPECT_EQ(onscreen_context_provider_.get(),
- host_impl_->output_surface()->context_provider());
- EXPECT_TRUE(did_update_renderer_capabilities_);
-
- // Defer intialized GL draw.
- DrawFrame();
-
- // Revert back to software.
- did_update_renderer_capabilities_ = false;
- output_surface_->ReleaseGL();
- EXPECT_FALSE(host_impl_->output_surface()->context_provider());
- EXPECT_TRUE(did_update_renderer_capabilities_);
-
- // Software draw again.
- DrawFrame();
-}
-
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails) {
- // Software draw.
- DrawFrame();
-
- // Fail initialization of the onscreen context before the OutputSurface binds
- // it to the thread.
- onscreen_context_provider_->UnboundTestContext3d()->set_context_lost(true);
-
- EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-
- // DeferredInitialize fails.
- did_update_renderer_capabilities_ = false;
- EXPECT_FALSE(output_surface_->InitializeAndSetContext3d(
- onscreen_context_provider_, nullptr));
- EXPECT_FALSE(host_impl_->output_surface()->context_provider());
- EXPECT_FALSE(did_update_renderer_capabilities_);
-
- // Software draw again.
- DrawFrame();
-}
-
-// Checks that we have a non-0 default allocation if we pass a context that
-// doesn't support memory management extensions.
-TEST_F(LayerTreeHostImplTest, DefaultMemoryAllocation) {
- LayerTreeSettings settings;
- host_impl_ = LayerTreeHostImpl::Create(
- settings, this, &proxy_, &stats_instrumentation_,
- shared_bitmap_manager_.get(), gpu_memory_buffer_manager_.get(),
- task_graph_runner_.get(), 0);
-
- scoped_ptr<OutputSurface> output_surface(
- FakeOutputSurface::Create3d(TestWebGraphicsContext3D::Create()));
- host_impl_->InitializeRenderer(output_surface.Pass());
- EXPECT_LT(0ul, host_impl_->memory_allocation_limit_bytes());
-}
-
-TEST_F(LayerTreeHostImplTest, MemoryPolicy) {
- ManagedMemoryPolicy policy1(
- 456, gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING, 1000);
- int everything_cutoff_value = ManagedMemoryPolicy::PriorityCutoffToValue(
- gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING);
- int allow_nice_to_have_cutoff_value =
- ManagedMemoryPolicy::PriorityCutoffToValue(
- gpu::MemoryAllocation::CUTOFF_ALLOW_NICE_TO_HAVE);
- int nothing_cutoff_value = ManagedMemoryPolicy::PriorityCutoffToValue(
- gpu::MemoryAllocation::CUTOFF_ALLOW_NOTHING);
-
- // GPU rasterization should be disabled by default on the tree(s)
- EXPECT_FALSE(host_impl_->active_tree()->use_gpu_rasterization());
- EXPECT_TRUE(host_impl_->pending_tree() == NULL);
-
- host_impl_->SetVisible(true);
- host_impl_->SetMemoryPolicy(policy1);
- EXPECT_EQ(policy1.bytes_limit_when_visible, current_limit_bytes_);
- EXPECT_EQ(everything_cutoff_value, current_priority_cutoff_value_);
-
- host_impl_->SetVisible(false);
- EXPECT_EQ(0u, current_limit_bytes_);
- EXPECT_EQ(nothing_cutoff_value, current_priority_cutoff_value_);
-
- host_impl_->SetVisible(true);
- EXPECT_EQ(policy1.bytes_limit_when_visible, current_limit_bytes_);
- EXPECT_EQ(everything_cutoff_value, current_priority_cutoff_value_);
-
- // Now enable GPU rasterization and test if we get nice to have cutoff,
- // when visible.
- LayerTreeSettings settings;
- settings.gpu_rasterization_enabled = true;
- host_impl_ = LayerTreeHostImpl::Create(
- settings, this, &proxy_, &stats_instrumentation_, NULL, NULL, NULL, 0);
- host_impl_->SetUseGpuRasterization(true);
- host_impl_->SetVisible(true);
- host_impl_->SetMemoryPolicy(policy1);
- EXPECT_EQ(policy1.bytes_limit_when_visible, current_limit_bytes_);
- EXPECT_EQ(allow_nice_to_have_cutoff_value, current_priority_cutoff_value_);
-
- host_impl_->SetVisible(false);
- EXPECT_EQ(0u, current_limit_bytes_);
- EXPECT_EQ(nothing_cutoff_value, current_priority_cutoff_value_);
-}
-
-TEST_F(LayerTreeHostImplTest, RequireHighResWhenVisible) {
- ASSERT_TRUE(host_impl_->active_tree());
-
- // RequiresHighResToDraw is set when new output surface is used.
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-
- host_impl_->ResetRequiresHighResToDraw();
-
- host_impl_->SetVisible(false);
- EXPECT_FALSE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetVisible(true);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetVisible(false);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-
- host_impl_->ResetRequiresHighResToDraw();
-
- EXPECT_FALSE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetVisible(true);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-}
-
-TEST_F(LayerTreeHostImplTest, RequireHighResAfterGpuRasterizationToggles) {
- ASSERT_TRUE(host_impl_->active_tree());
- EXPECT_FALSE(host_impl_->use_gpu_rasterization());
-
- // RequiresHighResToDraw is set when new output surface is used.
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-
- host_impl_->ResetRequiresHighResToDraw();
-
- host_impl_->SetUseGpuRasterization(false);
- EXPECT_FALSE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetUseGpuRasterization(true);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetUseGpuRasterization(false);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-
- host_impl_->ResetRequiresHighResToDraw();
-
- EXPECT_FALSE(host_impl_->RequiresHighResToDraw());
- host_impl_->SetUseGpuRasterization(true);
- EXPECT_TRUE(host_impl_->RequiresHighResToDraw());
-}
-
-class LayerTreeHostImplTestPrepareTiles : public LayerTreeHostImplTest {
- public:
- void SetUp() override {
- LayerTreeSettings settings;
- settings.impl_side_painting = true;
-
- fake_host_impl_ = new FakeLayerTreeHostImpl(settings, &proxy_,
- shared_bitmap_manager_.get(),
- task_graph_runner_.get());
- host_impl_.reset(fake_host_impl_);
- host_impl_->InitializeRenderer(CreateOutputSurface());
- host_impl_->SetViewportSize(gfx::Size(10, 10));
- }
-
- FakeLayerTreeHostImpl* fake_host_impl_;
-};
-
-TEST_F(LayerTreeHostImplTestPrepareTiles, PrepareTilesWhenInvisible) {
- fake_host_impl_->DidModifyTilePriorities();
- EXPECT_TRUE(fake_host_impl_->prepare_tiles_needed());
- fake_host_impl_->SetVisible(false);
- EXPECT_FALSE(fake_host_impl_->prepare_tiles_needed());
-}
-
-TEST_F(LayerTreeHostImplTest, UIResourceManagement) {
- scoped_ptr<TestWebGraphicsContext3D> context =
- TestWebGraphicsContext3D::Create();
- TestWebGraphicsContext3D* context3d = context.get();
- scoped_ptr<FakeOutputSurface> output_surface = FakeOutputSurface::Create3d();
- CreateHostImpl(DefaultSettings(), output_surface.Pass());
-
- EXPECT_EQ(0u, context3d->NumTextures());
-
- UIResourceId ui_resource_id = 1;
- bool is_opaque = false;
- UIResourceBitmap bitmap(gfx::Size(1, 1), is_opaque);
- host_impl_->CreateUIResource(ui_resource_id, bitmap);
- EXPECT_EQ(1u, context3d->NumTextures());
- ResourceProvider::ResourceId id1 =
- host_impl_->ResourceIdForUIResource(ui_resource_id);
- EXPECT_NE(0u, id1);
-
- // Multiple requests with the same id is allowed. The previous texture is
- // deleted.
- host_impl_->CreateUIResource(ui_resource_id, bitmap);
- EXPECT_EQ(1u, context3d->NumTextures());
- ResourceProvider::ResourceId id2 =
- host_impl_->ResourceIdForUIResource(ui_resource_id);
- EXPECT_NE(0u, id2);
- EXPECT_NE(id1, id2);
-
- // Deleting invalid UIResourceId is allowed and does not change state.
- host_impl_->DeleteUIResource(-1);
- EXPECT_EQ(1u, context3d->NumTextures());
-
- // Should return zero for invalid UIResourceId. Number of textures should
- // not change.
- EXPECT_EQ(0u, host_impl_->ResourceIdForUIResource(-1));
- EXPECT_EQ(1u, context3d->NumTextures());
-
- host_impl_->DeleteUIResource(ui_resource_id);
- EXPECT_EQ(0u, host_impl_->ResourceIdForUIResource(ui_resource_id));
- EXPECT_EQ(0u, context3d->NumTextures());
-
- // Should not change state for multiple deletion on one UIResourceId
- host_impl_->DeleteUIResource(ui_resource_id);
- EXPECT_EQ(0u, context3d->NumTextures());
-}
-
-TEST_F(LayerTreeHostImplTest, CreateETC1UIResource) {
- scoped_ptr<TestWebGraphicsContext3D> context =
- TestWebGraphicsContext3D::Create();
- TestWebGraphicsContext3D* context3d = context.get();
- CreateHostImpl(DefaultSettings(), FakeOutputSurface::Create3d());
-
- EXPECT_EQ(0u, context3d->NumTextures());
-
- gfx::Size size(4, 4);
- // SkImageInfo has no support for ETC1. The |info| below contains the right
- // total pixel size for the bitmap but not the right height and width. The
- // correct width/height are passed directly to UIResourceBitmap.
- SkImageInfo info =
- SkImageInfo::Make(4, 2, kAlpha_8_SkColorType, kPremul_SkAlphaType);
- skia::RefPtr<SkPixelRef> pixel_ref =
- skia::AdoptRef(SkMallocPixelRef::NewAllocate(info, 0, 0));
- pixel_ref->setImmutable();
- UIResourceBitmap bitmap(pixel_ref, size);
- UIResourceId ui_resource_id = 1;
- host_impl_->CreateUIResource(ui_resource_id, bitmap);
- EXPECT_EQ(1u, context3d->NumTextures());
- ResourceProvider::ResourceId id1 =
- host_impl_->ResourceIdForUIResource(ui_resource_id);
- EXPECT_NE(0u, id1);
-}
-
-void ShutdownReleasesContext_Callback(scoped_ptr<CopyOutputResult> result) {
-}
-
-TEST_F(LayerTreeHostImplTest, ShutdownReleasesContext) {
- scoped_refptr<TestContextProvider> context_provider =
- TestContextProvider::Create();
-
- CreateHostImpl(DefaultSettings(),
- FakeOutputSurface::Create3d(context_provider));
-
- SetupRootLayerImpl(LayerImpl::Create(host_impl_->active_tree(), 1));
-
- ScopedPtrVector<CopyOutputRequest> requests;
- requests.push_back(CopyOutputRequest::CreateRequest(
- base::Bind(&ShutdownReleasesContext_Callback)));
-
- host_impl_->active_tree()->root_layer()->PassCopyRequests(&requests);
-
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
-
- // The CopyOutputResult's callback has a ref on the ContextProvider and a
- // texture in a texture mailbox.
- EXPECT_FALSE(context_provider->HasOneRef());
- EXPECT_EQ(1u, context_provider->TestContext3d()->NumTextures());
-
- host_impl_ = nullptr;
-
- // The CopyOutputResult's callback was cancelled, the CopyOutputResult
- // released, and the texture deleted.
- EXPECT_TRUE(context_provider->HasOneRef());
- EXPECT_EQ(0u, context_provider->TestContext3d()->NumTextures());
-}
-
-TEST_F(LayerTreeHostImplTest, TouchFlingShouldNotBubble) {
- // When flinging via touch, only the child should scroll (we should not
- // bubble).
- gfx::Size surface_size(10, 10);
- gfx::Size content_size(20, 20);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> root =
- CreateScrollableLayer(1, content_size, root_clip.get());
- root->SetIsContainerForFixedPositionLayers(true);
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root_clip.get());
-
- root->AddChild(child.Pass());
- int root_id = root->id();
- root_clip->AddChild(root.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->SetViewportLayersFromIds(Layer::INVALID_ID, 3, 1,
- Layer::INVALID_ID);
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-
- gfx::Vector2d scroll_delta(0, 100);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
-
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
-
- // Only the child should have scrolled.
- ASSERT_EQ(1u, scroll_info->scrolls.size());
- ExpectNone(*scroll_info.get(), root_id);
- }
-}
-
-TEST_F(LayerTreeHostImplTest, TouchFlingShouldLockToFirstScrolledLayer) {
- // Scroll a child layer beyond its maximum scroll range and make sure the
- // the scroll doesn't bubble up to the parent layer.
- gfx::Size surface_size(10, 10);
- scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> root_scrolling =
- CreateScrollableLayer(2, surface_size, root.get());
-
- scoped_ptr<LayerImpl> grand_child =
- CreateScrollableLayer(4, surface_size, root.get());
- grand_child->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 2));
-
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(3, surface_size, root.get());
- child->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 4));
- child->AddChild(grand_child.Pass());
-
- root_scrolling->AddChild(child.Pass());
- root->AddChild(root_scrolling.Pass());
- host_impl_->active_tree()->SetRootLayer(root.Pass());
- host_impl_->active_tree()->DidBecomeActive();
- host_impl_->SetViewportSize(surface_size);
- DrawFrame();
- {
- scoped_ptr<ScrollAndScaleSet> scroll_info;
- LayerImpl* child =
- host_impl_->active_tree()->root_layer()->children()[0]->children()[0];
- LayerImpl* grand_child = child->children()[0];
-
- gfx::Vector2d scroll_delta(0, -2);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
-
- // The grand child should have scrolled up to its limit.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(1u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info, grand_child->id(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child);
-
- // The child should have received the bubbled delta, but the locked
- // scrolling layer should remain set as the grand child.
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(2u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info, grand_child->id(), scroll_delta);
- ExpectContains(*scroll_info, child->id(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), grand_child);
-
- // The first |ScrollBy| after the fling should re-lock the scrolling
- // layer to the first layer that scrolled, which is the child.
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), child);
-
- // The child should have scrolled up to its limit.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(2u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info, grand_child->id(), scroll_delta);
- ExpectContains(*scroll_info, child->id(), scroll_delta + scroll_delta);
-
- // As the locked layer is at it's limit, no further scrolling can occur.
- EXPECT_FALSE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), child);
- host_impl_->ScrollEnd();
- }
-}
-
-TEST_F(LayerTreeHostImplTest, WheelFlingShouldBubble) {
- // When flinging via wheel, the root should eventually scroll (we should
- // bubble).
- gfx::Size surface_size(10, 10);
- gfx::Size content_size(20, 20);
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl_->active_tree(), 3);
- root_clip->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> root_scroll =
- CreateScrollableLayer(1, content_size, root_clip.get());
- int root_scroll_id = root_scroll->id();
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(2, content_size, root_clip.get());
-
- root_scroll->AddChild(child.Pass());
- root_clip->AddChild(root_scroll.Pass());
-
- host_impl_->SetViewportSize(surface_size);
- host_impl_->active_tree()->SetRootLayer(root_clip.Pass());
- host_impl_->active_tree()->DidBecomeActive();
- DrawFrame();
- {
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-
- gfx::Vector2d scroll_delta(0, 100);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
-
- host_impl_->ScrollEnd();
-
- scoped_ptr<ScrollAndScaleSet> scroll_info =
- host_impl_->ProcessScrollDeltas();
-
- // The root should have scrolled.
- ASSERT_EQ(2u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info.get(), root_scroll_id, gfx::Vector2d(0, 10));
- }
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollUnknownNotOnAncestorChain) {
- // If we ray cast a scroller that is not on the first layer's ancestor chain,
- // we should return SCROLL_UNKNOWN.
- gfx::Size content_size(100, 100);
- SetupScrollAndContentsLayers(content_size);
-
- int scroll_layer_id = 2;
- LayerImpl* scroll_layer =
- host_impl_->active_tree()->LayerById(scroll_layer_id);
- scroll_layer->SetDrawsContent(true);
-
- int page_scale_layer_id = 5;
- LayerImpl* page_scale_layer =
- host_impl_->active_tree()->LayerById(page_scale_layer_id);
-
- int occluder_layer_id = 6;
- scoped_ptr<LayerImpl> occluder_layer =
- LayerImpl::Create(host_impl_->active_tree(), occluder_layer_id);
- occluder_layer->SetDrawsContent(true);
- occluder_layer->SetBounds(content_size);
- occluder_layer->SetContentBounds(content_size);
- occluder_layer->SetPosition(gfx::PointF());
-
- // The parent of the occluder is *above* the scroller.
- page_scale_layer->AddChild(occluder_layer.Pass());
-
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_UNKNOWN,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollUnknownScrollAncestorMismatch) {
- // If we ray cast a scroller this is on the first layer's ancestor chain, but
- // is not the first scroller we encounter when walking up from the layer, we
- // should also return SCROLL_UNKNOWN.
- gfx::Size content_size(100, 100);
- SetupScrollAndContentsLayers(content_size);
-
- int scroll_layer_id = 2;
- LayerImpl* scroll_layer =
- host_impl_->active_tree()->LayerById(scroll_layer_id);
- scroll_layer->SetDrawsContent(true);
-
- int occluder_layer_id = 6;
- scoped_ptr<LayerImpl> occluder_layer =
- LayerImpl::Create(host_impl_->active_tree(), occluder_layer_id);
- occluder_layer->SetDrawsContent(true);
- occluder_layer->SetBounds(content_size);
- occluder_layer->SetContentBounds(content_size);
- occluder_layer->SetPosition(gfx::PointF(-10.f, -10.f));
-
- int child_scroll_clip_layer_id = 7;
- scoped_ptr<LayerImpl> child_scroll_clip =
- LayerImpl::Create(host_impl_->active_tree(), child_scroll_clip_layer_id);
-
- int child_scroll_layer_id = 8;
- scoped_ptr<LayerImpl> child_scroll = CreateScrollableLayer(
- child_scroll_layer_id, content_size, child_scroll_clip.get());
-
- child_scroll->SetPosition(gfx::PointF(10.f, 10.f));
-
- child_scroll->AddChild(occluder_layer.Pass());
- scroll_layer->AddChild(child_scroll.Pass());
-
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_UNKNOWN,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-}
-
-TEST_F(LayerTreeHostImplTest, NotScrollInvisibleScroller) {
- gfx::Size content_size(100, 100);
- SetupScrollAndContentsLayers(content_size);
-
- LayerImpl* root = host_impl_->active_tree()->LayerById(1);
-
- int scroll_layer_id = 2;
- LayerImpl* scroll_layer =
- host_impl_->active_tree()->LayerById(scroll_layer_id);
-
- int child_scroll_layer_id = 7;
- scoped_ptr<LayerImpl> child_scroll =
- CreateScrollableLayer(child_scroll_layer_id, content_size, root);
- child_scroll->SetDrawsContent(false);
-
- scroll_layer->AddChild(child_scroll.Pass());
-
- DrawFrame();
-
- // We should not have scrolled |child_scroll| even though we technically "hit"
- // it. The reason for this is that if the scrolling the scroll would not move
- // any layer that is a drawn RSLL member, then we can ignore the hit.
- //
- // Why SCROLL_STARTED? In this case, it's because we've bubbled out and
- // started scrolling the inner viewport.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- EXPECT_EQ(2, host_impl_->CurrentlyScrollingLayer()->id());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollInvisibleScrollerWithVisibleDescendent) {
- gfx::Size content_size(100, 100);
- SetupScrollAndContentsLayers(content_size);
-
- LayerImpl* root = host_impl_->active_tree()->LayerById(1);
- LayerImpl* root_scroll_layer = host_impl_->active_tree()->LayerById(2);
-
- scoped_ptr<LayerImpl> invisible_scroll_layer =
- CreateScrollableLayer(7, content_size, root);
- invisible_scroll_layer->SetDrawsContent(false);
-
- scoped_ptr<LayerImpl> child_layer =
- LayerImpl::Create(host_impl_->active_tree(), 8);
- child_layer->SetDrawsContent(false);
-
- scoped_ptr<LayerImpl> grand_child_layer =
- LayerImpl::Create(host_impl_->active_tree(), 9);
- grand_child_layer->SetDrawsContent(true);
- grand_child_layer->SetBounds(content_size);
- grand_child_layer->SetContentBounds(content_size);
- // Move the grand child so it's not hit by our test point.
- grand_child_layer->SetPosition(gfx::PointF(10.f, 10.f));
-
- child_layer->AddChild(grand_child_layer.Pass());
- invisible_scroll_layer->AddChild(child_layer.Pass());
- root_scroll_layer->AddChild(invisible_scroll_layer.Pass());
-
- DrawFrame();
-
- // We should have scrolled |invisible_scroll_layer| as it was hit and it has
- // a descendant which is a drawn RSLL member.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- EXPECT_EQ(7, host_impl_->CurrentlyScrollingLayer()->id());
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollInvisibleScrollerWithVisibleScrollChild) {
- // This test case is very similar to the one above with one key difference:
- // the invisible scroller has a scroll child that is indeed draw contents.
- // If we attempt to initiate a gesture scroll off of the visible scroll child
- // we should still start the scroll child.
- gfx::Size content_size(100, 100);
- SetupScrollAndContentsLayers(content_size);
-
- LayerImpl* root = host_impl_->active_tree()->LayerById(1);
-
- int scroll_layer_id = 2;
- LayerImpl* scroll_layer =
- host_impl_->active_tree()->LayerById(scroll_layer_id);
-
- int scroll_child_id = 6;
- scoped_ptr<LayerImpl> scroll_child =
- LayerImpl::Create(host_impl_->active_tree(), scroll_child_id);
- scroll_child->SetDrawsContent(true);
- scroll_child->SetBounds(content_size);
- scroll_child->SetContentBounds(content_size);
- // Move the scroll child so it's not hit by our test point.
- scroll_child->SetPosition(gfx::PointF(10.f, 10.f));
-
- int invisible_scroll_layer_id = 7;
- scoped_ptr<LayerImpl> invisible_scroll =
- CreateScrollableLayer(invisible_scroll_layer_id, content_size, root);
- invisible_scroll->SetDrawsContent(false);
-
- int container_id = 8;
- scoped_ptr<LayerImpl> container =
- LayerImpl::Create(host_impl_->active_tree(), container_id);
-
- scoped_ptr<std::set<LayerImpl*>> scroll_children(new std::set<LayerImpl*>);
- scroll_children->insert(scroll_child.get());
- invisible_scroll->SetScrollChildren(scroll_children.release());
-
- scroll_child->SetScrollParent(invisible_scroll.get());
-
- container->AddChild(invisible_scroll.Pass());
- container->AddChild(scroll_child.Pass());
-
- scroll_layer->AddChild(container.Pass());
-
- DrawFrame();
-
- // We should have scrolled |child_scroll| even though it is invisible.
- // The reason for this is that if the scrolling the scroll would move a layer
- // that is a drawn RSLL member, then we should accept this hit.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
-
- EXPECT_EQ(7, host_impl_->CurrentlyScrollingLayer()->id());
-}
-
-// Make sure LatencyInfo carried by LatencyInfoSwapPromise are passed
-// to CompositorFrameMetadata after SwapBuffers();
-TEST_F(LayerTreeHostImplTest, LatencyInfoPassedToCompositorFrameMetadata) {
- scoped_ptr<SolidColorLayerImpl> root =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), 1);
- root->SetPosition(gfx::PointF());
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
-
- FakeOutputSurface* fake_output_surface =
- static_cast<FakeOutputSurface*>(host_impl_->output_surface());
-
- const std::vector<ui::LatencyInfo>& metadata_latency_before =
- fake_output_surface->last_sent_frame().metadata.latency_info;
- EXPECT_TRUE(metadata_latency_before.empty());
-
- ui::LatencyInfo latency_info;
- latency_info.AddLatencyNumber(
- ui::INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, 0, 0);
- scoped_ptr<SwapPromise> swap_promise(
- new LatencyInfoSwapPromise(latency_info));
- host_impl_->active_tree()->QueueSwapPromise(swap_promise.Pass());
- host_impl_->SetNeedsRedraw();
-
- gfx::Rect full_frame_damage(host_impl_->DrawViewportSize());
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- EXPECT_TRUE(host_impl_->SwapBuffers(frame));
-
- const std::vector<ui::LatencyInfo>& metadata_latency_after =
- fake_output_surface->last_sent_frame().metadata.latency_info;
- EXPECT_EQ(1u, metadata_latency_after.size());
- EXPECT_TRUE(metadata_latency_after[0].FindLatency(
- ui::INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, 0, NULL));
-}
-
-TEST_F(LayerTreeHostImplTest, SelectionBoundsPassedToCompositorFrameMetadata) {
- int root_layer_id = 1;
- scoped_ptr<SolidColorLayerImpl> root =
- SolidColorLayerImpl::Create(host_impl_->active_tree(), root_layer_id);
- root->SetPosition(gfx::PointF());
- root->SetBounds(gfx::Size(10, 10));
- root->SetContentBounds(gfx::Size(10, 10));
- root->SetDrawsContent(true);
- root->SetHasRenderSurface(true);
-
- host_impl_->active_tree()->SetRootLayer(root.Pass());
-
- // Ensure the default frame selection bounds are empty.
- FakeOutputSurface* fake_output_surface =
- static_cast<FakeOutputSurface*>(host_impl_->output_surface());
- const ViewportSelectionBound& selection_start_before =
- fake_output_surface->last_sent_frame().metadata.selection_start;
- const ViewportSelectionBound& selection_end_before =
- fake_output_surface->last_sent_frame().metadata.selection_end;
- EXPECT_EQ(ViewportSelectionBound(), selection_start_before);
- EXPECT_EQ(ViewportSelectionBound(), selection_end_before);
-
- // Plumb the layer-local selection bounds.
- gfx::PointF selection_top(5, 0);
- gfx::PointF selection_bottom(5, 5);
- LayerSelectionBound start, end;
- start.type = SELECTION_BOUND_CENTER;
- start.layer_id = root_layer_id;
- start.edge_bottom = selection_bottom;
- start.edge_top = selection_top;
- end = start;
- host_impl_->active_tree()->RegisterSelection(start, end);
-
- // Trigger a draw-swap sequence.
- host_impl_->SetNeedsRedraw();
-
- gfx::Rect full_frame_damage(host_impl_->DrawViewportSize());
- LayerTreeHostImpl::FrameData frame;
- EXPECT_EQ(DRAW_SUCCESS, host_impl_->PrepareToDraw(&frame));
- host_impl_->DrawLayers(&frame, gfx::FrameTime::Now());
- host_impl_->DidDrawAllLayers(frame);
- EXPECT_TRUE(host_impl_->SwapBuffers(frame));
-
- // Ensure the selection bounds have propagated to the frame metadata.
- const ViewportSelectionBound& selection_start_after =
- fake_output_surface->last_sent_frame().metadata.selection_start;
- const ViewportSelectionBound& selection_end_after =
- fake_output_surface->last_sent_frame().metadata.selection_end;
- EXPECT_EQ(start.type, selection_start_after.type);
- EXPECT_EQ(end.type, selection_end_after.type);
- EXPECT_EQ(selection_bottom, selection_start_after.edge_bottom);
- EXPECT_EQ(selection_top, selection_start_after.edge_top);
- EXPECT_TRUE(selection_start_after.visible);
- EXPECT_TRUE(selection_start_after.visible);
-}
-
-class SimpleSwapPromiseMonitor : public SwapPromiseMonitor {
- public:
- SimpleSwapPromiseMonitor(LayerTreeHost* layer_tree_host,
- LayerTreeHostImpl* layer_tree_host_impl,
- int* set_needs_commit_count,
- int* set_needs_redraw_count,
- int* forward_to_main_count)
- : SwapPromiseMonitor(layer_tree_host, layer_tree_host_impl),
- set_needs_commit_count_(set_needs_commit_count),
- set_needs_redraw_count_(set_needs_redraw_count),
- forward_to_main_count_(forward_to_main_count) {}
-
- ~SimpleSwapPromiseMonitor() override {}
-
- void OnSetNeedsCommitOnMain() override { (*set_needs_commit_count_)++; }
-
- void OnSetNeedsRedrawOnImpl() override { (*set_needs_redraw_count_)++; }
-
- void OnForwardScrollUpdateToMainThreadOnImpl() override {
- (*forward_to_main_count_)++;
- }
-
- private:
- int* set_needs_commit_count_;
- int* set_needs_redraw_count_;
- int* forward_to_main_count_;
-};
-
-TEST_F(LayerTreeHostImplTest, SimpleSwapPromiseMonitor) {
- int set_needs_commit_count = 0;
- int set_needs_redraw_count = 0;
- int forward_to_main_count = 0;
-
- {
- scoped_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
- new SimpleSwapPromiseMonitor(NULL,
- host_impl_.get(),
- &set_needs_commit_count,
- &set_needs_redraw_count,
- &forward_to_main_count));
- host_impl_->SetNeedsRedraw();
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(1, set_needs_redraw_count);
- EXPECT_EQ(0, forward_to_main_count);
- }
-
- // Now the monitor is destroyed, SetNeedsRedraw() is no longer being
- // monitored.
- host_impl_->SetNeedsRedraw();
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(1, set_needs_redraw_count);
- EXPECT_EQ(0, forward_to_main_count);
-
- {
- scoped_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
- new SimpleSwapPromiseMonitor(NULL,
- host_impl_.get(),
- &set_needs_commit_count,
- &set_needs_redraw_count,
- &forward_to_main_count));
- host_impl_->SetNeedsRedrawRect(gfx::Rect(10, 10));
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(2, set_needs_redraw_count);
- EXPECT_EQ(0, forward_to_main_count);
- }
-
- {
- scoped_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
- new SimpleSwapPromiseMonitor(NULL,
- host_impl_.get(),
- &set_needs_commit_count,
- &set_needs_redraw_count,
- &forward_to_main_count));
- // Empty damage rect won't signal the monitor.
- host_impl_->SetNeedsRedrawRect(gfx::Rect());
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(2, set_needs_redraw_count);
- EXPECT_EQ(0, forward_to_main_count);
- }
-
- {
- set_needs_commit_count = 0;
- set_needs_redraw_count = 0;
- forward_to_main_count = 0;
- scoped_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
- new SimpleSwapPromiseMonitor(NULL,
- host_impl_.get(),
- &set_needs_commit_count,
- &set_needs_redraw_count,
- &forward_to_main_count));
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
-
- // Scrolling normally should not trigger any forwarding.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10)).did_scroll);
- host_impl_->ScrollEnd();
-
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(1, set_needs_redraw_count);
- EXPECT_EQ(0, forward_to_main_count);
-
- // Scrolling with a scroll handler should defer the swap to the main
- // thread.
- scroll_layer->SetHaveScrollEventHandlers(true);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, 10)).did_scroll);
- host_impl_->ScrollEnd();
-
- EXPECT_EQ(0, set_needs_commit_count);
- EXPECT_EQ(2, set_needs_redraw_count);
- EXPECT_EQ(1, forward_to_main_count);
- }
-}
-
-class LayerTreeHostImplWithTopControlsTest : public LayerTreeHostImplTest {
- public:
- void SetUp() override {
- LayerTreeSettings settings = DefaultSettings();
- CreateHostImpl(settings, CreateOutputSurface());
- host_impl_->active_tree()->set_top_controls_height(top_controls_height_);
- host_impl_->sync_tree()->set_top_controls_height(top_controls_height_);
- host_impl_->active_tree()->SetCurrentTopControlsShownRatio(1.f);
- }
-
- protected:
- static const int top_controls_height_;
-};
-
-const int LayerTreeHostImplWithTopControlsTest::top_controls_height_ = 50;
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, NoIdleAnimations) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100))
- ->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 10));
- host_impl_->Animate(base::TimeTicks());
- EXPECT_FALSE(did_request_redraw_);
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, TopControlsHeightIsCommitted) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- EXPECT_FALSE(did_request_redraw_);
- host_impl_->CreatePendingTree();
- host_impl_->sync_tree()->set_top_controls_height(100);
- host_impl_->ActivateSyncTree();
- EXPECT_EQ(100, host_impl_->top_controls_manager()->TopControlsHeight());
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest,
- TopControlsStayFullyVisibleOnHeightChange) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100));
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ControlsTopOffset());
-
- host_impl_->CreatePendingTree();
- host_impl_->sync_tree()->set_top_controls_height(0);
- host_impl_->ActivateSyncTree();
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ControlsTopOffset());
-
- host_impl_->CreatePendingTree();
- host_impl_->sync_tree()->set_top_controls_height(50);
- host_impl_->ActivateSyncTree();
- EXPECT_EQ(0.f, host_impl_->top_controls_manager()->ControlsTopOffset());
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, TopControlsAnimationScheduling) {
- SetupScrollAndContentsLayers(gfx::Size(100, 100))
- ->PushScrollOffsetFromMainThread(gfx::ScrollOffset(0, 10));
- host_impl_->DidChangeTopControlsPosition();
- EXPECT_TRUE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, ScrollHandledByTopControls) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
- host_impl_->top_controls_manager()->UpdateTopControlsState(
- BOTH, SHOWN, false);
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Scroll just the top controls and verify that the scroll succeeds.
- const float residue = 10;
- float offset = top_controls_height_ - residue;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_FLOAT_EQ(-offset,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Scroll across the boundary
- const float content_scroll = 20;
- offset = residue + content_scroll;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(-top_controls_height_,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF(0, content_scroll).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Now scroll back to the top of the content
- offset = -content_scroll;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(-top_controls_height_,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // And scroll the top controls completely into view
- offset = -top_controls_height_;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // And attempt to scroll past the end
- EXPECT_FALSE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- host_impl_->ScrollEnd();
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, TopControlsAnimationAtOrigin) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 200));
- host_impl_->top_controls_manager()->UpdateTopControlsState(
- BOTH, SHOWN, false);
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Scroll the top controls partially.
- const float residue = 35;
- float offset = top_controls_height_ - residue;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_FLOAT_EQ(-offset,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- // End the scroll while the controls are still offset from their limit.
- host_impl_->ScrollEnd();
- ASSERT_TRUE(host_impl_->top_controls_manager()->animation());
- EXPECT_TRUE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-
- // The top controls should properly animate until finished, despite the scroll
- // offset being at the origin.
- base::TimeTicks animation_time = gfx::FrameTime::Now();
- while (did_request_animate_) {
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- float old_offset =
- host_impl_->top_controls_manager()->ControlsTopOffset();
-
- animation_time += base::TimeDelta::FromMilliseconds(5);
- host_impl_->Animate(animation_time);
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- float new_offset =
- host_impl_->top_controls_manager()->ControlsTopOffset();
-
- // No commit is needed as the controls are animating the content offset,
- // not the scroll offset.
- EXPECT_FALSE(did_request_commit_);
-
- if (new_offset != old_offset)
- EXPECT_TRUE(did_request_redraw_);
-
- if (new_offset != 0) {
- EXPECT_TRUE(host_impl_->top_controls_manager()->animation());
- EXPECT_TRUE(did_request_animate_);
- }
- }
- EXPECT_FALSE(host_impl_->top_controls_manager()->animation());
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest, TopControlsAnimationAfterScroll) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
- host_impl_->top_controls_manager()->UpdateTopControlsState(
- BOTH, SHOWN, false);
- float initial_scroll_offset = 50;
- scroll_layer->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(0, initial_scroll_offset));
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF(0, initial_scroll_offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Scroll the top controls partially.
- const float residue = 15;
- float offset = top_controls_height_ - residue;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_FLOAT_EQ(-offset,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF(0, initial_scroll_offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- // End the scroll while the controls are still offset from the limit.
- host_impl_->ScrollEnd();
- ASSERT_TRUE(host_impl_->top_controls_manager()->animation());
- EXPECT_TRUE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-
- // Animate the top controls to the limit.
- base::TimeTicks animation_time = gfx::FrameTime::Now();
- while (did_request_animate_) {
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- float old_offset =
- host_impl_->top_controls_manager()->ControlsTopOffset();
-
- animation_time += base::TimeDelta::FromMilliseconds(5);
- host_impl_->Animate(animation_time);
-
- float new_offset =
- host_impl_->top_controls_manager()->ControlsTopOffset();
-
- if (new_offset != old_offset) {
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
- }
- }
- EXPECT_FALSE(host_impl_->top_controls_manager()->animation());
- EXPECT_EQ(-top_controls_height_,
- host_impl_->top_controls_manager()->ControlsTopOffset());
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest,
- TopControlsAnimationAfterMainThreadFlingStopped) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
- host_impl_->top_controls_manager()->UpdateTopControlsState(BOTH, SHOWN,
- false);
- float initial_scroll_offset = 50;
- scroll_layer->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(0, initial_scroll_offset));
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF(0, initial_scroll_offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Scroll the top controls partially.
- const float residue = 15;
- float offset = top_controls_height_ - residue;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_FLOAT_EQ(-offset,
- host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF(0, initial_scroll_offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- // End the fling while the controls are still offset from the limit.
- host_impl_->MainThreadHasStoppedFlinging();
- ASSERT_TRUE(host_impl_->top_controls_manager()->animation());
- EXPECT_TRUE(did_request_animate_);
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_FALSE(did_request_commit_);
-
- // Animate the top controls to the limit.
- base::TimeTicks animation_time = gfx::FrameTime::Now();
- while (did_request_animate_) {
- did_request_redraw_ = false;
- did_request_animate_ = false;
- did_request_commit_ = false;
-
- float old_offset = host_impl_->top_controls_manager()->ControlsTopOffset();
-
- animation_time += base::TimeDelta::FromMilliseconds(5);
- host_impl_->Animate(animation_time);
-
- float new_offset = host_impl_->top_controls_manager()->ControlsTopOffset();
-
- if (new_offset != old_offset) {
- EXPECT_TRUE(did_request_redraw_);
- EXPECT_TRUE(did_request_commit_);
- }
- }
- EXPECT_FALSE(host_impl_->top_controls_manager()->animation());
- EXPECT_EQ(-top_controls_height_,
- host_impl_->top_controls_manager()->ControlsTopOffset());
-}
-
-TEST_F(LayerTreeHostImplWithTopControlsTest,
- TopControlsScrollDeltaInOverScroll) {
- // test varifies that the overscroll delta should not have accumulated in
- // the top controls if we do a hide and show without releasing finger.
-
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 200));
- host_impl_->SetViewportSize(gfx::Size(100, 100));
- host_impl_->top_controls_manager()->UpdateTopControlsState(BOTH, SHOWN,
- false);
- DrawFrame();
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
-
- float offset = 50;
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(-offset, host_impl_->top_controls_manager()->ControlsTopOffset());
- EXPECT_EQ(gfx::Vector2dF().ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
- EXPECT_EQ(gfx::Vector2dF(0, offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, offset)).did_scroll);
-
- // Should have fully scrolled
- EXPECT_EQ(gfx::Vector2dF(0, scroll_layer->MaxScrollOffset().y()).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- float overscrollamount = 10;
-
- // Overscroll the content
- EXPECT_FALSE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, overscrollamount))
- .did_scroll);
- EXPECT_EQ(gfx::Vector2dF(0, 2 * offset).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
- EXPECT_EQ(gfx::Vector2dF(0, overscrollamount).ToString(),
- host_impl_->accumulated_root_overscroll().ToString());
-
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -2 * offset))
- .did_scroll);
- EXPECT_EQ(gfx::Vector2dF(0, 0).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
- EXPECT_EQ(-offset, host_impl_->top_controls_manager()->ControlsTopOffset());
-
- EXPECT_TRUE(
- host_impl_->ScrollBy(gfx::Point(), gfx::Vector2d(0, -offset)).did_scroll);
- EXPECT_EQ(gfx::Vector2dF(0, 0).ToString(),
- scroll_layer->CurrentScrollOffset().ToString());
-
- // Top controls should be fully visible
- EXPECT_EQ(0, host_impl_->top_controls_manager()->ControlsTopOffset());
-
- host_impl_->ScrollEnd();
-}
-
-class LayerTreeHostImplVirtualViewportTest : public LayerTreeHostImplTest {
- public:
- void SetupVirtualViewportLayers(const gfx::Size& content_size,
- const gfx::Size& outer_viewport,
- const gfx::Size& inner_viewport) {
- LayerTreeImpl* layer_tree_impl = host_impl_->active_tree();
- const int kOuterViewportClipLayerId = 6;
- const int kOuterViewportScrollLayerId = 7;
- const int kInnerViewportScrollLayerId = 2;
- const int kInnerViewportClipLayerId = 4;
- const int kPageScaleLayerId = 5;
-
- scoped_ptr<LayerImpl> inner_scroll =
- LayerImpl::Create(layer_tree_impl, kInnerViewportScrollLayerId);
- inner_scroll->SetIsContainerForFixedPositionLayers(true);
- inner_scroll->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
-
- scoped_ptr<LayerImpl> inner_clip =
- LayerImpl::Create(layer_tree_impl, kInnerViewportClipLayerId);
- inner_clip->SetBounds(inner_viewport);
-
- scoped_ptr<LayerImpl> page_scale =
- LayerImpl::Create(layer_tree_impl, kPageScaleLayerId);
-
- inner_scroll->SetScrollClipLayer(inner_clip->id());
- inner_scroll->SetBounds(outer_viewport);
- inner_scroll->SetContentBounds(outer_viewport);
- inner_scroll->SetPosition(gfx::PointF());
-
- scoped_ptr<LayerImpl> outer_clip =
- LayerImpl::Create(layer_tree_impl, kOuterViewportClipLayerId);
- outer_clip->SetBounds(outer_viewport);
- outer_clip->SetIsContainerForFixedPositionLayers(true);
-
- scoped_ptr<LayerImpl> outer_scroll =
- LayerImpl::Create(layer_tree_impl, kOuterViewportScrollLayerId);
- outer_scroll->SetScrollClipLayer(outer_clip->id());
- outer_scroll->PushScrollOffsetFromMainThread(gfx::ScrollOffset());
- outer_scroll->SetBounds(content_size);
- outer_scroll->SetContentBounds(content_size);
- outer_scroll->SetPosition(gfx::PointF());
-
- scoped_ptr<LayerImpl> contents =
- LayerImpl::Create(layer_tree_impl, 8);
- contents->SetDrawsContent(true);
- contents->SetBounds(content_size);
- contents->SetContentBounds(content_size);
- contents->SetPosition(gfx::PointF());
-
- outer_scroll->AddChild(contents.Pass());
- outer_clip->AddChild(outer_scroll.Pass());
- inner_scroll->AddChild(outer_clip.Pass());
- page_scale->AddChild(inner_scroll.Pass());
- inner_clip->AddChild(page_scale.Pass());
-
- inner_clip->SetHasRenderSurface(true);
- layer_tree_impl->SetRootLayer(inner_clip.Pass());
- layer_tree_impl->SetViewportLayersFromIds(
- Layer::INVALID_ID, kPageScaleLayerId, kInnerViewportScrollLayerId,
- kOuterViewportScrollLayerId);
-
- host_impl_->active_tree()->DidBecomeActive();
- }
-};
-
-TEST_F(LayerTreeHostImplVirtualViewportTest, FlingScrollBubblesToInner) {
- gfx::Size content_size = gfx::Size(100, 160);
- gfx::Size outer_viewport = gfx::Size(50, 80);
- gfx::Size inner_viewport = gfx::Size(25, 40);
-
- SetupVirtualViewportLayers(content_size, outer_viewport, inner_viewport);
-
- LayerImpl* outer_scroll = host_impl_->OuterViewportScrollLayer();
- LayerImpl* inner_scroll = host_impl_->InnerViewportScrollLayer();
- DrawFrame();
- {
- gfx::Vector2dF inner_expected;
- gfx::Vector2dF outer_expected;
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
-
- // Make sure the fling goes to the outer viewport first
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-
- gfx::Vector2d scroll_delta(inner_viewport.width(), inner_viewport.height());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- outer_expected += gfx::Vector2dF(scroll_delta.x(), scroll_delta.y());
-
- host_impl_->ScrollEnd();
-
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
-
- // Fling past the outer viewport boundry, make sure inner viewport scrolls.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- outer_expected += gfx::Vector2dF(scroll_delta.x(), scroll_delta.y());
-
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- inner_expected += gfx::Vector2dF(scroll_delta.x(), scroll_delta.y());
-
- host_impl_->ScrollEnd();
-
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
- }
-}
-
-TEST_F(LayerTreeHostImplVirtualViewportTest,
- DiagonalScrollBubblesPerfectlyToInner) {
- gfx::Size content_size = gfx::Size(100, 160);
- gfx::Size outer_viewport = gfx::Size(50, 80);
- gfx::Size inner_viewport = gfx::Size(25, 40);
-
- SetupVirtualViewportLayers(content_size, outer_viewport, inner_viewport);
-
- LayerImpl* outer_scroll = host_impl_->OuterViewportScrollLayer();
- LayerImpl* inner_scroll = host_impl_->InnerViewportScrollLayer();
- DrawFrame();
- {
- gfx::Vector2dF inner_expected;
- gfx::Vector2dF outer_expected;
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
-
- // Make sure the scroll goes to the outer viewport first.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
-
- // Scroll near the edge of the outer viewport.
- gfx::Vector2d scroll_delta(inner_viewport.width(), inner_viewport.height());
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- outer_expected += scroll_delta;
-
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
-
- // Now diagonal scroll across the outer viewport boundary in a single event.
- // The entirety of the scroll should be consumed, as bubbling between inner
- // and outer viewport layers is perfect.
- host_impl_->ScrollBy(gfx::Point(), gfx::ScaleVector2d(scroll_delta, 2));
- outer_expected += scroll_delta;
- inner_expected += scroll_delta;
- host_impl_->ScrollEnd();
-
- EXPECT_VECTOR_EQ(inner_expected, inner_scroll->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(outer_expected, outer_scroll->CurrentScrollOffset());
- }
-}
-
-TEST_F(LayerTreeHostImplVirtualViewportTest,
- TouchFlingCanLockToViewportLayerAfterBubbling) {
- gfx::Size content_size = gfx::Size(100, 160);
- gfx::Size outer_viewport = gfx::Size(50, 80);
- gfx::Size inner_viewport = gfx::Size(25, 40);
-
- SetupVirtualViewportLayers(content_size, outer_viewport, inner_viewport);
-
- LayerImpl* outer_scroll = host_impl_->OuterViewportScrollLayer();
- LayerImpl* inner_scroll = host_impl_->InnerViewportScrollLayer();
-
- scoped_ptr<LayerImpl> child =
- CreateScrollableLayer(10, outer_viewport, outer_scroll);
- LayerImpl* child_scroll = child.get();
- outer_scroll->children()[0]->AddChild(child.Pass());
-
- DrawFrame();
- {
- scoped_ptr<ScrollAndScaleSet> scroll_info;
-
- gfx::Vector2d scroll_delta(0, inner_viewport.height());
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE));
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
-
- // The child should have scrolled up to its limit.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(1u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info, child_scroll->id(), scroll_delta);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), child_scroll);
-
- // The first |ScrollBy| after the fling should re-lock the scrolling
- // layer to the first layer that scrolled, the inner viewport scroll layer.
- EXPECT_EQ(InputHandler::SCROLL_STARTED, host_impl_->FlingScrollBegin());
- EXPECT_TRUE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), inner_scroll);
-
- // The inner viewport should have scrolled up to its limit.
- scroll_info = host_impl_->ProcessScrollDeltas();
- ASSERT_EQ(2u, scroll_info->scrolls.size());
- ExpectContains(*scroll_info, child_scroll->id(), scroll_delta);
- ExpectContains(*scroll_info, inner_scroll->id(), scroll_delta);
-
- // As the locked layer is at its limit, no further scrolling can occur.
- EXPECT_FALSE(host_impl_->ScrollBy(gfx::Point(), scroll_delta).did_scroll);
- EXPECT_EQ(host_impl_->CurrentlyScrollingLayer(), inner_scroll);
- host_impl_->ScrollEnd();
- }
-}
-
-class LayerTreeHostImplWithImplicitLimitsTest : public LayerTreeHostImplTest {
- public:
- void SetUp() override {
- LayerTreeSettings settings = DefaultSettings();
- settings.max_memory_for_prepaint_percentage = 50;
- CreateHostImpl(settings, CreateOutputSurface());
- }
-};
-
-TEST_F(LayerTreeHostImplWithImplicitLimitsTest, ImplicitMemoryLimits) {
- // Set up a memory policy and percentages which could cause
- // 32-bit integer overflows.
- ManagedMemoryPolicy mem_policy(300 * 1024 * 1024); // 300MB
-
- // Verify implicit limits are calculated correctly with no overflows
- host_impl_->SetMemoryPolicy(mem_policy);
- EXPECT_EQ(host_impl_->global_tile_state().hard_memory_limit_in_bytes,
- 300u * 1024u * 1024u);
- EXPECT_EQ(host_impl_->global_tile_state().soft_memory_limit_in_bytes,
- 150u * 1024u * 1024u);
-}
-
-TEST_F(LayerTreeHostImplTest, ExternalTransformReflectedInNextDraw) {
- const gfx::Size layer_size(100, 100);
- gfx::Transform external_transform;
- const gfx::Rect external_viewport(layer_size);
- const gfx::Rect external_clip(layer_size);
- const bool resourceless_software_draw = false;
- LayerImpl* layer = SetupScrollAndContentsLayers(layer_size);
-
- host_impl_->SetExternalDrawConstraints(external_transform,
- external_viewport,
- external_clip,
- external_viewport,
- external_transform,
- resourceless_software_draw);
- DrawFrame();
- EXPECT_TRANSFORMATION_MATRIX_EQ(
- external_transform, layer->draw_properties().target_space_transform);
-
- external_transform.Translate(20, 20);
- host_impl_->SetExternalDrawConstraints(external_transform,
- external_viewport,
- external_clip,
- external_viewport,
- external_transform,
- resourceless_software_draw);
- DrawFrame();
- EXPECT_TRANSFORMATION_MATRIX_EQ(
- external_transform, layer->draw_properties().target_space_transform);
-}
-
-TEST_F(LayerTreeHostImplTest, ScrollAnimated) {
- SetupScrollAndContentsLayers(gfx::Size(100, 200));
- DrawFrame();
-
- base::TimeTicks start_time =
- base::TimeTicks() + base::TimeDelta::FromMilliseconds(100);
-
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollAnimated(gfx::Point(), gfx::Vector2d(0, 50)));
-
- LayerImpl* scrolling_layer = host_impl_->CurrentlyScrollingLayer();
-
- host_impl_->Animate(start_time);
- host_impl_->UpdateAnimationState(true);
-
- EXPECT_EQ(gfx::ScrollOffset(), scrolling_layer->CurrentScrollOffset());
-
- host_impl_->Animate(start_time + base::TimeDelta::FromMilliseconds(50));
- host_impl_->UpdateAnimationState(true);
-
- float y = scrolling_layer->CurrentScrollOffset().y();
- EXPECT_TRUE(y > 1 && y < 49);
-
- // Update target.
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollAnimated(gfx::Point(), gfx::Vector2d(0, 50)));
-
- host_impl_->Animate(start_time + base::TimeDelta::FromMilliseconds(200));
- host_impl_->UpdateAnimationState(true);
-
- y = scrolling_layer->CurrentScrollOffset().y();
- EXPECT_TRUE(y > 50 && y < 100);
- EXPECT_EQ(scrolling_layer, host_impl_->CurrentlyScrollingLayer());
-
- host_impl_->Animate(start_time + base::TimeDelta::FromMilliseconds(250));
- host_impl_->UpdateAnimationState(true);
-
- EXPECT_VECTOR_EQ(gfx::ScrollOffset(0, 100),
- scrolling_layer->CurrentScrollOffset());
- EXPECT_EQ(NULL, host_impl_->CurrentlyScrollingLayer());
-}
-
-TEST_F(LayerTreeHostImplTest, GetPictureLayerImplPairs) {
- host_impl_->CreatePendingTree();
-
- scoped_ptr<PictureLayerImpl> layer =
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 10);
- layer->SetBounds(gfx::Size(10, 10));
- scoped_ptr<FakePictureLayerImpl> nondraw_layer =
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 12);
- nondraw_layer->SetBounds(gfx::Size(10, 10));
-
- scoped_refptr<RasterSource> pile(FakePicturePileImpl::CreateEmptyPile(
- gfx::Size(10, 10), gfx::Size(10, 10)));
- Region empty_invalidation;
- const PictureLayerTilingSet* null_tiling_set = nullptr;
- layer->set_gpu_raster_max_texture_size(host_impl_->device_viewport_size());
- layer->UpdateRasterSource(pile, &empty_invalidation, null_tiling_set);
- nondraw_layer->set_gpu_raster_max_texture_size(
- host_impl_->device_viewport_size());
- nondraw_layer->UpdateRasterSource(pile, &empty_invalidation, null_tiling_set);
-
- layer->AddChild(nondraw_layer.Pass());
- host_impl_->pending_tree()->SetRootLayer(layer.Pass());
-
- LayerTreeImpl* pending_tree = host_impl_->pending_tree();
- LayerImpl* pending_layer = pending_tree->root_layer();
- FakePictureLayerImpl* pending_nondraw_layer =
- static_cast<FakePictureLayerImpl*>(pending_layer->children()[0]);
-
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
-
- std::vector<PictureLayerImpl::Pair> layer_pairs;
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(1u, layer_pairs.size());
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(nullptr, layer_pairs[0].active);
-
- host_impl_->ActivateSyncTree();
-
- LayerTreeImpl* active_tree = host_impl_->active_tree();
- LayerImpl* active_layer = active_tree->root_layer();
- FakePictureLayerImpl* active_nondraw_layer =
- static_cast<FakePictureLayerImpl*>(active_layer->children()[0]);
- EXPECT_NE(active_tree, pending_tree);
- EXPECT_NE(active_layer, pending_layer);
- EXPECT_NE(active_nondraw_layer, pending_nondraw_layer);
- EXPECT_NE(nullptr, active_tree);
- EXPECT_NE(nullptr, active_layer);
- EXPECT_NE(nullptr, active_nondraw_layer);
-
- active_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
-
- host_impl_->CreatePendingTree();
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(1u, layer_pairs.size());
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
-
- // Activate, the active layer has no twin now.
- host_impl_->ActivateSyncTree();
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(1u, layer_pairs.size());
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(nullptr, layer_pairs[0].pending);
-
- // Create another layer in the pending tree that's not in the active tree. We
- // should get two pairs.
- host_impl_->CreatePendingTree();
- host_impl_->pending_tree()->root_layer()->AddChild(
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 11));
-
- LayerImpl* new_pending_layer = pending_tree->root_layer()->children()[1];
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(new_pending_layer, layer_pairs[1].pending);
- EXPECT_EQ(nullptr, layer_pairs[1].active);
-
- host_impl_->pending_tree()->root_layer()->RemoveChild(new_pending_layer);
-
- // Have the pending layer be part of the RSLL now. It should appear in the
- // list without an active twin.
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(true);
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[1].pending);
- EXPECT_EQ(nullptr, layer_pairs[1].active);
-
- // Have the active layer be part of the RSLL now instead. It should appear in
- // the list without a pending twin.
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
- active_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(true);
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, true);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(nullptr, layer_pairs[1].pending);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[1].active);
-}
-
-TEST_F(LayerTreeHostImplTest, GetPictureLayerImplPairsWithNonRSLLMembers) {
- host_impl_->CreatePendingTree();
-
- scoped_ptr<PictureLayerImpl> layer =
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 10);
- layer->SetBounds(gfx::Size(10, 10));
- scoped_ptr<FakePictureLayerImpl> nondraw_layer =
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 12);
- nondraw_layer->SetBounds(gfx::Size(10, 10));
-
- scoped_refptr<RasterSource> pile(FakePicturePileImpl::CreateEmptyPile(
- gfx::Size(10, 10), gfx::Size(10, 10)));
- Region empty_invalidation;
- const PictureLayerTilingSet* null_tiling_set = nullptr;
- layer->set_gpu_raster_max_texture_size(host_impl_->device_viewport_size());
- layer->UpdateRasterSource(pile, &empty_invalidation, null_tiling_set);
- nondraw_layer->set_gpu_raster_max_texture_size(
- host_impl_->device_viewport_size());
- nondraw_layer->UpdateRasterSource(pile, &empty_invalidation, null_tiling_set);
-
- layer->AddChild(nondraw_layer.Pass());
- host_impl_->pending_tree()->SetRootLayer(layer.Pass());
-
- LayerTreeImpl* pending_tree = host_impl_->pending_tree();
- LayerImpl* pending_layer = pending_tree->root_layer();
- FakePictureLayerImpl* pending_nondraw_layer =
- static_cast<FakePictureLayerImpl*>(pending_layer->children()[0]);
-
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
-
- std::vector<PictureLayerImpl::Pair> layer_pairs;
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].pending != pending_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(nullptr, layer_pairs[0].active);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[1].pending);
- EXPECT_EQ(nullptr, layer_pairs[1].active);
-
- host_impl_->ActivateSyncTree();
-
- LayerTreeImpl* active_tree = host_impl_->active_tree();
- LayerImpl* active_layer = active_tree->root_layer();
- FakePictureLayerImpl* active_nondraw_layer =
- static_cast<FakePictureLayerImpl*>(active_layer->children()[0]);
- EXPECT_NE(active_tree, pending_tree);
- EXPECT_NE(active_layer, pending_layer);
- EXPECT_NE(active_nondraw_layer, pending_nondraw_layer);
- EXPECT_NE(nullptr, active_tree);
- EXPECT_NE(nullptr, active_layer);
- EXPECT_NE(nullptr, active_nondraw_layer);
-
- active_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
-
- host_impl_->CreatePendingTree();
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[1].pending);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[1].active);
-
- // Activate, the active layer has no twin now.
- host_impl_->ActivateSyncTree();
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(nullptr, layer_pairs[0].pending);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[1].active);
- EXPECT_EQ(nullptr, layer_pairs[1].pending);
-
- // Create another layer in the pending tree that's not in the active tree. We
- // should get three pairs including the nondraw layers.
- host_impl_->CreatePendingTree();
- host_impl_->pending_tree()->root_layer()->AddChild(
- FakePictureLayerImpl::Create(host_impl_->pending_tree(), 11));
-
- LayerImpl* new_pending_layer = pending_tree->root_layer()->children()[1];
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(3u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[2]);
- if (layer_pairs[1].pending != new_pending_layer)
- std::swap(layer_pairs[1], layer_pairs[2]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(new_pending_layer, layer_pairs[1].pending);
- EXPECT_EQ(nullptr, layer_pairs[1].active);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[2].active);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[2].pending);
-
- host_impl_->pending_tree()->root_layer()->RemoveChild(new_pending_layer);
-
- // Have the pending layer be part of the RSLL now. It should appear in the
- // list, as should its active twin since we don't request only layers with
- // valid draw properties.
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(true);
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[1].pending);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[1].active);
-
- // Have the active layer be part of the RSLL now instead. It should appear in
- // the list, as should its pending twin since we don't request only layers
- // with valid draw properties.
- pending_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(false);
- active_nondraw_layer->SetIsDrawnRenderSurfaceLayerListMember(true);
-
- layer_pairs.clear();
- host_impl_->GetPictureLayerImplPairs(&layer_pairs, false);
- EXPECT_EQ(2u, layer_pairs.size());
- // The pair ordering is flaky, so make it consistent.
- if (layer_pairs[0].active != active_layer)
- std::swap(layer_pairs[0], layer_pairs[1]);
- EXPECT_EQ(active_layer, layer_pairs[0].active);
- EXPECT_EQ(pending_layer, layer_pairs[0].pending);
- EXPECT_EQ(active_nondraw_layer, layer_pairs[1].active);
- EXPECT_EQ(pending_nondraw_layer, layer_pairs[1].pending);
-}
-
-TEST_F(LayerTreeHostImplTest, DidBecomeActive) {
- host_impl_->CreatePendingTree();
- host_impl_->ActivateSyncTree();
- host_impl_->CreatePendingTree();
-
- LayerTreeImpl* pending_tree = host_impl_->pending_tree();
-
- scoped_ptr<FakePictureLayerImpl> pending_layer =
- FakePictureLayerImpl::Create(pending_tree, 10);
- FakePictureLayerImpl* raw_pending_layer = pending_layer.get();
- pending_tree->SetRootLayer(pending_layer.Pass());
- ASSERT_EQ(raw_pending_layer, pending_tree->root_layer());
-
- EXPECT_EQ(0u, raw_pending_layer->did_become_active_call_count());
- pending_tree->DidBecomeActive();
- EXPECT_EQ(1u, raw_pending_layer->did_become_active_call_count());
-
- scoped_ptr<FakePictureLayerImpl> mask_layer =
- FakePictureLayerImpl::Create(pending_tree, 11);
- FakePictureLayerImpl* raw_mask_layer = mask_layer.get();
- raw_pending_layer->SetMaskLayer(mask_layer.Pass());
- ASSERT_EQ(raw_mask_layer, raw_pending_layer->mask_layer());
-
- EXPECT_EQ(1u, raw_pending_layer->did_become_active_call_count());
- EXPECT_EQ(0u, raw_mask_layer->did_become_active_call_count());
- pending_tree->DidBecomeActive();
- EXPECT_EQ(2u, raw_pending_layer->did_become_active_call_count());
- EXPECT_EQ(1u, raw_mask_layer->did_become_active_call_count());
-
- scoped_ptr<FakePictureLayerImpl> replica_layer =
- FakePictureLayerImpl::Create(pending_tree, 12);
- scoped_ptr<FakePictureLayerImpl> replica_mask_layer =
- FakePictureLayerImpl::Create(pending_tree, 13);
- FakePictureLayerImpl* raw_replica_mask_layer = replica_mask_layer.get();
- replica_layer->SetMaskLayer(replica_mask_layer.Pass());
- raw_pending_layer->SetReplicaLayer(replica_layer.Pass());
- ASSERT_EQ(raw_replica_mask_layer,
- raw_pending_layer->replica_layer()->mask_layer());
-
- EXPECT_EQ(2u, raw_pending_layer->did_become_active_call_count());
- EXPECT_EQ(1u, raw_mask_layer->did_become_active_call_count());
- EXPECT_EQ(0u, raw_replica_mask_layer->did_become_active_call_count());
- pending_tree->DidBecomeActive();
- EXPECT_EQ(3u, raw_pending_layer->did_become_active_call_count());
- EXPECT_EQ(2u, raw_mask_layer->did_become_active_call_count());
- EXPECT_EQ(1u, raw_replica_mask_layer->did_become_active_call_count());
-}
-
-TEST_F(LayerTreeHostImplTest, WheelScrollWithPageScaleFactorOnInnerLayer) {
- LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(100, 100));
- host_impl_->SetViewportSize(gfx::Size(50, 50));
- DrawFrame();
-
- EXPECT_EQ(scroll_layer, host_impl_->InnerViewportScrollLayer());
-
- float min_page_scale = 1.f, max_page_scale = 4.f;
- float page_scale_factor = 1.f;
-
- // The scroll deltas should have the page scale factor applied.
- {
- host_impl_->active_tree()->PushPageScaleFromMainThread(
- page_scale_factor, min_page_scale, max_page_scale);
- host_impl_->SetPageScaleOnActiveTree(page_scale_factor);
- scroll_layer->SetScrollDelta(gfx::Vector2d());
-
- float page_scale_delta = 2.f;
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::GESTURE);
- host_impl_->PinchGestureBegin();
- host_impl_->PinchGestureUpdate(page_scale_delta, gfx::Point());
- host_impl_->PinchGestureEnd();
- host_impl_->ScrollEnd();
-
- gfx::Vector2dF scroll_delta(0, 5);
- EXPECT_EQ(InputHandler::SCROLL_STARTED,
- host_impl_->ScrollBegin(gfx::Point(), InputHandler::WHEEL));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), scroll_layer->CurrentScrollOffset());
-
- host_impl_->ScrollBy(gfx::Point(), scroll_delta);
- host_impl_->ScrollEnd();
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 2.5),
- scroll_layer->CurrentScrollOffset());
- }
-}
-
-class LayerTreeHostImplCountingLostSurfaces : public LayerTreeHostImplTest {
- public:
- LayerTreeHostImplCountingLostSurfaces() : num_lost_surfaces_(0) {}
- void DidLoseOutputSurfaceOnImplThread() override { num_lost_surfaces_++; }
-
- protected:
- int num_lost_surfaces_;
-};
-
-TEST_F(LayerTreeHostImplCountingLostSurfaces, TwiceLostSurface) {
- // Really we just need at least one client notification each time
- // we go from having a valid output surface to not having a valid output
- // surface.
- EXPECT_EQ(0, num_lost_surfaces_);
- host_impl_->DidLoseOutputSurface();
- EXPECT_EQ(1, num_lost_surfaces_);
- host_impl_->DidLoseOutputSurface();
- EXPECT_LE(1, num_lost_surfaces_);
-}
-
-} // namespace
-} // namespace cc
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