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chromium / chromium / src / e6d181417ea462ac221d768c960a21018266a4a8 / . / cc / trees / layer_tree_host_unittest.cc
blob: 74e73a25dccf4550cf8aa4d94b0a6b763809103c [file] [log] [blame]
// 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.h"
#include <stddef.h>
#include <stdint.h>
#include <algorithm>
#include "base/auto_reset.h"
#include "base/location.h"
#include "base/memory/ptr_util.h"
#include "base/single_thread_task_runner.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_task_runner_handle.h"
#include "cc/animation/timing_function.h"
#include "cc/debug/frame_rate_counter.h"
#include "cc/input/scroll_elasticity_helper.h"
#include "cc/layers/content_layer_client.h"
#include "cc/layers/layer_impl.h"
#include "cc/layers/painted_scrollbar_layer.h"
#include "cc/layers/picture_layer.h"
#include "cc/layers/solid_color_layer.h"
#include "cc/layers/video_layer.h"
#include "cc/output/begin_frame_args.h"
#include "cc/output/compositor_frame_ack.h"
#include "cc/output/copy_output_request.h"
#include "cc/output/copy_output_result.h"
#include "cc/output/output_surface.h"
#include "cc/output/swap_promise.h"
#include "cc/playback/display_item_list_settings.h"
#include "cc/quads/draw_quad.h"
#include "cc/quads/render_pass_draw_quad.h"
#include "cc/quads/tile_draw_quad.h"
#include "cc/test/fake_content_layer_client.h"
#include "cc/test/fake_layer_tree_host_client.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/fake_painted_scrollbar_layer.h"
#include "cc/test/fake_picture_layer.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_proxy.h"
#include "cc/test/fake_recording_source.h"
#include "cc/test/fake_scoped_ui_resource.h"
#include "cc/test/fake_video_frame_provider.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/layer_tree_test.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "cc/test/test_web_graphics_context_3d.h"
#include "cc/trees/layer_tree_host_impl.h"
#include "cc/trees/layer_tree_impl.h"
#include "cc/trees/single_thread_proxy.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "third_party/khronos/GLES2/gl2.h"
#include "third_party/khronos/GLES2/gl2ext.h"
#include "third_party/skia/include/core/SkPicture.h"
#include "ui/gfx/geometry/point_conversions.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/gfx/geometry/vector2d_conversions.h"
using testing::_;
using testing::AnyNumber;
using testing::AtLeast;
using testing::Mock;
namespace cc {
namespace {
class LayerTreeHostTest : public LayerTreeTest {};
class LayerTreeHostTestHasImplThreadTest : public LayerTreeHostTest {
public:
LayerTreeHostTestHasImplThreadTest() : threaded_(false) {}
void RunTest(CompositorMode mode, bool delegating_renderer) override {
threaded_ = mode == CompositorMode::THREADED;
LayerTreeHostTest::RunTest(mode, delegating_renderer);
}
void BeginTest() override {
EXPECT_EQ(threaded_, HasImplThread());
EndTest();
}
void AfterTest() override { EXPECT_EQ(threaded_, HasImplThread()); }
private:
bool threaded_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestHasImplThreadTest);
class LayerTreeHostTestSetNeedsCommitInsideLayout : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
// This shouldn't cause a second commit to happen.
layer_tree_host()->SetNeedsCommit();
}
void DidCommit() override {
EXPECT_EQ(1, layer_tree_host()->source_frame_number());
EndTest();
}
void AfterTest() override {}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommitInsideLayout);
class LayerTreeHostTestFrameOrdering : public LayerTreeHostTest {
protected:
enum MainOrder : int {
MAIN_START = 1,
MAIN_LAYOUT,
MAIN_COMMIT_COMPLETE,
MAIN_DID_BEGIN_FRAME,
MAIN_END,
};
enum ImplOrder : int {
IMPL_START = 1,
IMPL_COMMIT,
IMPL_COMMIT_COMPLETE,
IMPL_ACTIVATE,
IMPL_DRAW,
IMPL_SWAP,
IMPL_END,
};
template <typename T>
bool CheckStep(T next, T* var) {
int expected = next - 1;
EXPECT_EQ(expected, *var);
bool correct = expected == *var;
*var = next;
return correct;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
EXPECT_TRUE(CheckStep(MAIN_LAYOUT, &main_));
}
void DidCommit() override {
EXPECT_TRUE(CheckStep(MAIN_COMMIT_COMPLETE, &main_));
}
void DidBeginMainFrame() override {
EXPECT_TRUE(CheckStep(MAIN_DID_BEGIN_FRAME, &main_));
}
void BeginCommitOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_COMMIT, &impl_));
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_COMMIT_COMPLETE, &impl_));
}
void WillActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_ACTIVATE, &impl_));
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_DRAW, &impl_));
}
void SwapBuffersCompleteOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_SWAP, &impl_));
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(CheckStep(MAIN_END, &main_));
EXPECT_TRUE(CheckStep(IMPL_END, &impl_));
}
MainOrder main_ = MAIN_START;
ImplOrder impl_ = IMPL_START;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestFrameOrdering);
class LayerTreeHostTestSetNeedsUpdateInsideLayout : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
// This shouldn't cause a second commit to happen.
layer_tree_host()->SetNeedsUpdateLayers();
}
void DidCommit() override {
EXPECT_EQ(1, layer_tree_host()->source_frame_number());
EndTest();
}
void AfterTest() override {}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsUpdateInsideLayout);
// Test if the LTHI receives ReadyToActivate notifications from the TileManager
// when no raster tasks get scheduled.
class LayerTreeHostTestReadyToActivateEmpty : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToActivateEmpty()
: did_notify_ready_to_activate_(false),
all_tiles_required_for_activation_are_ready_to_draw_(false),
required_for_activation_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
const std::vector<PictureLayerImpl*>& layers =
impl->sync_tree()->picture_layers();
required_for_activation_count_ = 0;
for (const auto& layer : layers) {
FakePictureLayerImpl* fake_layer =
static_cast<FakePictureLayerImpl*>(layer);
required_for_activation_count_ +=
fake_layer->CountTilesRequiredForActivation();
}
}
void NotifyReadyToActivateOnThread(LayerTreeHostImpl* impl) override {
did_notify_ready_to_activate_ = true;
all_tiles_required_for_activation_are_ready_to_draw_ =
impl->tile_manager()->IsReadyToActivate();
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_activate_);
EXPECT_TRUE(all_tiles_required_for_activation_are_ready_to_draw_);
EXPECT_EQ(size_t(0), required_for_activation_count_);
}
protected:
bool did_notify_ready_to_activate_;
bool all_tiles_required_for_activation_are_ready_to_draw_;
size_t required_for_activation_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToActivateEmpty);
// Test if the LTHI receives ReadyToActivate notifications from the TileManager
// when some raster tasks flagged as REQUIRED_FOR_ACTIVATION got scheduled.
class LayerTreeHostTestReadyToActivateNonEmpty
: public LayerTreeHostTestReadyToActivateEmpty {
public:
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_activate_);
EXPECT_TRUE(all_tiles_required_for_activation_are_ready_to_draw_);
EXPECT_LE(size_t(1), required_for_activation_count_);
}
private:
FakeContentLayerClient client_;
};
// Multi-thread only because in single thread the commit goes directly to the
// active tree, so notify ready to activate is skipped.
MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToActivateNonEmpty);
// Test if the LTHI receives ReadyToDraw notifications from the TileManager when
// no raster tasks get scheduled.
class LayerTreeHostTestReadyToDrawEmpty : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToDrawEmpty()
: did_notify_ready_to_draw_(false),
all_tiles_required_for_draw_are_ready_to_draw_(false),
required_for_draw_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void NotifyReadyToDrawOnThread(LayerTreeHostImpl* impl) override {
did_notify_ready_to_draw_ = true;
const std::vector<PictureLayerImpl*>& layers =
impl->active_tree()->picture_layers();
all_tiles_required_for_draw_are_ready_to_draw_ =
impl->tile_manager()->IsReadyToDraw();
for (const auto& layer : layers) {
FakePictureLayerImpl* fake_layer =
static_cast<FakePictureLayerImpl*>(layer);
required_for_draw_count_ += fake_layer->CountTilesRequiredForDraw();
}
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(all_tiles_required_for_draw_are_ready_to_draw_);
EXPECT_EQ(size_t(0), required_for_draw_count_);
}
protected:
bool did_notify_ready_to_draw_;
bool all_tiles_required_for_draw_are_ready_to_draw_;
size_t required_for_draw_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToDrawEmpty);
// Test if the LTHI receives ReadyToDraw notifications from the TileManager when
// some raster tasks flagged as REQUIRED_FOR_DRAW got scheduled.
class LayerTreeHostTestReadyToDrawNonEmpty
: public LayerTreeHostTestReadyToDrawEmpty {
public:
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(all_tiles_required_for_draw_are_ready_to_draw_);
EXPECT_LE(size_t(1), required_for_draw_count_);
}
private:
FakeContentLayerClient client_;
};
// Note: With this test setup, we only get tiles flagged as REQUIRED_FOR_DRAW in
// single threaded mode.
SINGLE_THREAD_TEST_F(LayerTreeHostTestReadyToDrawNonEmpty);
// This tests if we get the READY_TO_DRAW signal and draw if we become invisible
// and then become visible again.
class LayerTreeHostTestReadyToDrawVisibility : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToDrawVisibility()
: LayerTreeHostTest(),
toggled_visibility_(false),
did_notify_ready_to_draw_(false),
did_draw_(false) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
client_.set_bounds(root_layer->bounds());
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (!toggled_visibility_) {
{
DebugScopedSetMainThread main(task_runner_provider());
layer_tree_host()->SetVisible(false);
}
toggled_visibility_ = true;
EXPECT_FALSE(host_impl->visible());
}
}
void NotifyReadyToDrawOnThread(LayerTreeHostImpl* host_impl) override {
// Sometimes the worker thread posts NotifyReadyToDraw in the extremely
// short duration of time between PrepareTiles and SetVisible(false) so we
// might get two NotifyReadyToDraw signals for this test.
did_notify_ready_to_draw_ = true;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(did_draw_);
did_draw_ = true;
EndTest();
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
if (!host_impl->visible()) {
{
DebugScopedSetMainThread main(task_runner_provider());
layer_tree_host()->SetVisible(true);
}
EXPECT_TRUE(host_impl->visible());
}
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(did_draw_);
}
private:
FakeContentLayerClient client_;
bool toggled_visibility_;
bool did_notify_ready_to_draw_;
bool did_draw_;
};
// Note: With this test setup, we only get tiles flagged as REQUIRED_FOR_DRAW in
// single threaded mode.
SINGLE_THREAD_TEST_F(LayerTreeHostTestReadyToDrawVisibility);
class LayerTreeHostFreeWorkerContextResourcesTest : public LayerTreeHostTest {
public:
std::unique_ptr<FakeOutputSurface> CreateFakeOutputSurface() override {
auto output_surface = base::WrapUnique(
new testing::StrictMock<
MockSetWorkerContextShouldAggressivelyFreeResourcesOutputSurface>(
delegating_renderer()));
// At init, we expect one call to set visibility to true.
testing::Expectation visibility_true =
EXPECT_CALL(*output_surface,
SetWorkerContextShouldAggressivelyFreeResources(false))
.Times(1);
// After running, we should get exactly one call to
// FreeWorkerContextGpuResources.
EXPECT_CALL(*output_surface,
SetWorkerContextShouldAggressivelyFreeResources(true))
.After(visibility_true)
.WillOnce(testing::Invoke([this](bool is_visible) { EndTest(); }));
return std::move(output_surface);
}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_enabled = true;
settings->gpu_rasterization_forced = true;
}
void BeginTest() override {
// Logic is handled in InitializedRendererOnThread to ensure that our
// LTHI is fully set up.
}
void AfterTest() override {
// Expectations handled via mock.
}
private:
class MockSetWorkerContextShouldAggressivelyFreeResourcesOutputSurface
: public FakeOutputSurface {
public:
~MockSetWorkerContextShouldAggressivelyFreeResourcesOutputSurface() {}
explicit MockSetWorkerContextShouldAggressivelyFreeResourcesOutputSurface(
bool delegated_rendering)
: FakeOutputSurface(TestContextProvider::Create(),
TestContextProvider::CreateWorker(),
delegated_rendering) {}
MOCK_METHOD1(SetWorkerContextShouldAggressivelyFreeResources,
void(bool is_visible));
};
};
// Test if the LTH successfully frees resources on the worker context when
// visibility is set to false.
class LayerTreeHostFreeWorkerContextResourcesOnInvisible
: public LayerTreeHostFreeWorkerContextResourcesTest {
public:
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
PostSetVisibleToMainThread(false);
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostFreeWorkerContextResourcesOnInvisible);
// Test if the LTH successfully frees resources on the worker context when
// hard memory limit is set to zero.
class LayerTreeHostFreeWorkerContextResourcesOnZeroMemoryLimit
: public LayerTreeHostFreeWorkerContextResourcesTest {
public:
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
ManagedMemoryPolicy zero_policy(
0, gpu::MemoryAllocation::CUTOFF_ALLOW_NOTHING, 0);
host_impl->SetMemoryPolicy(zero_policy);
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostFreeWorkerContextResourcesOnZeroMemoryLimit);
// Test if the LTH successfully frees resources on the worker context when
// hard memory limit is set to zero while using a synchronous compositor (like
// Android WebView).
class LayerTreeHostFreeWorkerContextResourcesOnZeroMemoryLimitSynchronous
: public LayerTreeHostFreeWorkerContextResourcesOnZeroMemoryLimit {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostFreeWorkerContextResourcesTest::InitializeSettings(settings);
settings->use_external_begin_frame_source = true;
settings->using_synchronous_renderer_compositor = true;
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostFreeWorkerContextResourcesOnZeroMemoryLimitSynchronous);
// Two setNeedsCommits in a row should lead to at least 1 commit and at least 1
// draw with frame 0.
class LayerTreeHostTestSetNeedsCommit1 : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsCommit1() : num_commits_(0), num_draws_(0) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draws_++;
if (!impl->active_tree()->source_frame_number())
EndTest();
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
num_commits_++;
}
void AfterTest() override {
EXPECT_LE(1, num_commits_);
EXPECT_LE(1, num_draws_);
}
private:
int num_commits_;
int num_draws_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommit1);
// A SetNeedsCommit should lead to 1 commit. Issuing a second commit after that
// first committed frame draws should lead to another commit.
class LayerTreeHostTestSetNeedsCommit2 : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsCommit2() : num_commits_(0), num_draws_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* impl) override { ++num_draws_; }
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
++num_commits_;
switch (num_commits_) {
case 1:
PostSetNeedsCommitToMainThread();
break;
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
void AfterTest() override {
EXPECT_EQ(2, num_commits_);
EXPECT_LE(1, num_draws_);
}
private:
int num_commits_;
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommit2);
// Verify that we pass property values in PushPropertiesTo.
class LayerTreeHostTestPushPropertiesTo : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
enum Properties {
STARTUP,
BOUNDS,
HIDE_LAYER_AND_SUBTREE,
DRAWS_CONTENT,
DONE,
};
void BeginTest() override {
index_ = STARTUP;
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
VerifyAfterValues(impl->active_tree()->root_layer_for_testing());
}
void DidCommitAndDrawFrame() override {
SetBeforeValues(layer_tree_host()->root_layer());
VerifyBeforeValues(layer_tree_host()->root_layer());
++index_;
if (index_ == DONE) {
EndTest();
return;
}
SetAfterValues(layer_tree_host()->root_layer());
}
void AfterTest() override {}
void VerifyBeforeValues(Layer* layer) {
EXPECT_EQ(gfx::Size(10, 10).ToString(), layer->bounds().ToString());
EXPECT_FALSE(layer->hide_layer_and_subtree());
EXPECT_FALSE(layer->DrawsContent());
}
void SetBeforeValues(Layer* layer) {
layer->SetBounds(gfx::Size(10, 10));
layer->SetHideLayerAndSubtree(false);
layer->SetIsDrawable(false);
}
void VerifyAfterValues(LayerImpl* layer) {
EffectTree& tree = layer->layer_tree_impl()->property_trees()->effect_tree;
EffectNode* node = tree.Node(layer->effect_tree_index());
switch (static_cast<Properties>(index_)) {
case STARTUP:
case DONE:
break;
case BOUNDS:
EXPECT_EQ(gfx::Size(20, 20).ToString(), layer->bounds().ToString());
break;
case HIDE_LAYER_AND_SUBTREE:
EXPECT_EQ(tree.EffectiveOpacity(node), 0.f);
break;
case DRAWS_CONTENT:
EXPECT_TRUE(layer->DrawsContent());
break;
}
}
void SetAfterValues(Layer* layer) {
switch (static_cast<Properties>(index_)) {
case STARTUP:
case DONE:
break;
case BOUNDS:
layer->SetBounds(gfx::Size(20, 20));
break;
case HIDE_LAYER_AND_SUBTREE:
layer->SetHideLayerAndSubtree(true);
break;
case DRAWS_CONTENT:
layer->SetIsDrawable(true);
break;
}
}
int index_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushPropertiesTo);
class LayerTreeHostTestPushNodeOwnerToNodeIdMap : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// child_ should create transform, effect, clip node.
child_->SetForceRenderSurfaceForTesting(true);
break;
case 2:
// child_ should create a scroll node.
child_->SetScrollClipLayerId(root_->id());
break;
case 3:
// child_ should not create any property tree node.
child_->SetForceRenderSurfaceForTesting(false);
child_->SetScrollClipLayerId(Layer::INVALID_ID);
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
PropertyTrees* property_trees = impl->sync_tree()->property_trees();
auto root_transform_id_to_index =
property_trees->transform_id_to_index_map.find(root_->id());
auto child_transform_id_to_index =
property_trees->transform_id_to_index_map.find(child_->id());
auto root_effect_id_to_index =
property_trees->effect_id_to_index_map.find(root_->id());
auto child_effect_id_to_index =
property_trees->effect_id_to_index_map.find(child_->id());
auto root_clip_id_to_index =
property_trees->clip_id_to_index_map.find(root_->id());
auto child_clip_id_to_index =
property_trees->clip_id_to_index_map.find(child_->id());
auto root_scroll_id_to_index =
property_trees->scroll_id_to_index_map.find(root_->id());
auto child_scroll_id_to_index =
property_trees->scroll_id_to_index_map.find(child_->id());
switch (impl->sync_tree()->source_frame_number()) {
case 0:
// root_ should create every property tree node and child_ should not
// create any.
EXPECT_NE(root_transform_id_to_index,
property_trees->transform_id_to_index_map.end());
EXPECT_EQ(root_transform_id_to_index->second,
root_->transform_tree_index());
EXPECT_NE(root_effect_id_to_index,
property_trees->effect_id_to_index_map.end());
EXPECT_EQ(root_effect_id_to_index->second, root_->effect_tree_index());
EXPECT_NE(root_clip_id_to_index,
property_trees->clip_id_to_index_map.end());
EXPECT_EQ(root_clip_id_to_index->second, root_->clip_tree_index());
EXPECT_NE(root_scroll_id_to_index,
property_trees->scroll_id_to_index_map.end());
EXPECT_EQ(root_scroll_id_to_index->second, root_->scroll_tree_index());
EXPECT_EQ(child_transform_id_to_index,
property_trees->transform_id_to_index_map.end());
EXPECT_EQ(child_effect_id_to_index,
property_trees->effect_id_to_index_map.end());
EXPECT_EQ(child_clip_id_to_index,
property_trees->clip_id_to_index_map.end());
EXPECT_EQ(child_scroll_id_to_index,
property_trees->scroll_id_to_index_map.end());
break;
case 1:
// child_ should create a transfrom, clip, effect nodes but not a scroll
// node.
EXPECT_NE(property_trees->transform_id_to_index_map.find(child_->id()),
property_trees->transform_id_to_index_map.end());
EXPECT_EQ(child_transform_id_to_index->second,
child_->transform_tree_index());
EXPECT_NE(property_trees->effect_id_to_index_map.find(child_->id()),
property_trees->effect_id_to_index_map.end());
EXPECT_EQ(child_effect_id_to_index->second,
child_->effect_tree_index());
EXPECT_NE(property_trees->clip_id_to_index_map.find(child_->id()),
property_trees->clip_id_to_index_map.end());
EXPECT_EQ(child_clip_id_to_index->second, child_->clip_tree_index());
EXPECT_EQ(property_trees->scroll_id_to_index_map.find(child_->id()),
property_trees->scroll_id_to_index_map.end());
break;
case 2:
// child_ should create a scroll node.
EXPECT_NE(property_trees->scroll_id_to_index_map.find(child_->id()),
property_trees->scroll_id_to_index_map.end());
EXPECT_EQ(child_scroll_id_to_index->second,
child_->scroll_tree_index());
break;
case 3:
// child_ should not create any property tree nodes.
EXPECT_EQ(property_trees->transform_id_to_index_map.find(child_->id()),
property_trees->transform_id_to_index_map.end());
EXPECT_EQ(property_trees->effect_id_to_index_map.find(child_->id()),
property_trees->effect_id_to_index_map.end());
EXPECT_EQ(property_trees->clip_id_to_index_map.find(child_->id()),
property_trees->clip_id_to_index_map.end());
EXPECT_EQ(property_trees->scroll_id_to_index_map.find(child_->id()),
property_trees->scroll_id_to_index_map.end());
EndTest();
break;
}
}
void AfterTest() override {}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushNodeOwnerToNodeIdMap);
class LayerTreeHostTestDamageWithReplica : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override {
index_ = 0;
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 0:
break;
case 1:
scoped_refptr<Layer> replica_layer = Layer::Create();
layer_tree_host()->root_layer()->SetReplicaLayer(replica_layer.get());
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
switch (index_) {
case 0:
impl->sync_tree()->ResetAllChangeTracking();
EXPECT_FALSE(impl->sync_tree()
->root_layer_for_testing()
->LayerPropertyChanged());
PostSetNeedsCommitToMainThread();
index_++;
break;
case 1:
EXPECT_TRUE(impl->sync_tree()
->root_layer_for_testing()
->LayerPropertyChanged());
EndTest();
break;
}
}
void AfterTest() override {}
int index_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDamageWithReplica);
// Verify damage status of property trees is preserved after commit.
class LayerTreeHostTestPropertyTreesChangedSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
// This is to force the child to create a transform and effect node.
child_->SetForceRenderSurfaceForTesting(true);
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
enum Animations {
OPACITY,
TRANSFORM,
FILTER,
END,
};
void BeginTest() override {
index_ = OPACITY;
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 2:
// We rebuild property trees for this case to test the code path of
// damage status synchronization when property trees are different.
layer_tree_host()->property_trees()->needs_rebuild = true;
break;
default:
EXPECT_FALSE(layer_tree_host()->property_trees()->needs_rebuild);
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
gfx::Transform transform;
FilterOperations filters;
switch (static_cast<Animations>(index_)) {
case OPACITY:
index_++;
impl->active_tree()->ResetAllChangeTracking();
impl->active_tree()->root_layer_for_testing()->OnOpacityAnimated(0.5f);
PostSetNeedsCommitToMainThread();
break;
case TRANSFORM:
index_++;
EXPECT_TRUE(impl->active_tree()
->LayerById(root_->id())
->LayerPropertyChanged());
impl->active_tree()->ResetAllChangeTracking();
EXPECT_FALSE(impl->active_tree()
->LayerById(root_->id())
->LayerPropertyChanged());
EXPECT_FALSE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
transform.Translate(10, 10);
impl->active_tree()->root_layer_for_testing()->OnTransformAnimated(
transform);
PostSetNeedsCommitToMainThread();
break;
case FILTER:
index_++;
EXPECT_TRUE(impl->active_tree()
->root_layer_for_testing()
->LayerPropertyChanged());
EXPECT_TRUE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
impl->active_tree()->ResetAllChangeTracking();
EXPECT_FALSE(impl->active_tree()
->root_layer_for_testing()
->LayerPropertyChanged());
EXPECT_FALSE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
impl->active_tree()->root_layer_for_testing()->OnFilterAnimated(
filters);
PostSetNeedsCommitToMainThread();
break;
case END:
EXPECT_TRUE(impl->active_tree()
->root_layer_for_testing()
->LayerPropertyChanged());
EndTest();
break;
}
}
void AfterTest() override {}
private:
int index_;
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestPropertyTreesChangedSync);
class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
EffectTree& effect_tree = layer_tree_host()->property_trees()->effect_tree;
EffectNode* node = effect_tree.Node(root_->effect_tree_index());
switch (layer_tree_host()->source_frame_number()) {
case 1:
node->data.opacity = 0.5f;
node->data.is_currently_animating_opacity = true;
break;
case 2:
node->data.is_currently_animating_opacity = false;
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EffectTree& effect_tree = impl->sync_tree()->property_trees()->effect_tree;
EffectNode* node = effect_tree.Node(
impl->sync_tree()->root_layer_for_testing()->effect_tree_index());
switch (impl->sync_tree()->source_frame_number()) {
case 0:
impl->sync_tree()->root_layer_for_testing()->OnOpacityAnimated(0.75f);
PostSetNeedsCommitToMainThread();
break;
case 1:
EXPECT_EQ(node->data.opacity, 0.75f);
impl->sync_tree()->root_layer_for_testing()->OnOpacityAnimated(0.75f);
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_EQ(node->data.opacity, 0.5f);
EndTest();
break;
}
}
void AfterTest() override {}
private:
scoped_refptr<Layer> root_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestEffectTreeSync);
class LayerTreeHostTestTransformTreeSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
TransformTree& transform_tree =
layer_tree_host()->property_trees()->transform_tree;
TransformNode* node = transform_tree.Node(root_->transform_tree_index());
gfx::Transform rotate10;
rotate10.Rotate(10.f);
switch (layer_tree_host()->source_frame_number()) {
case 1:
node->data.local = rotate10;
node->data.is_currently_animating = true;
break;
case 2:
node->data.is_currently_animating = true;
break;
case 3:
node->data.is_currently_animating = false;
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
TransformTree& transform_tree =
impl->sync_tree()->property_trees()->transform_tree;
TransformNode* node = transform_tree.Node(
impl->sync_tree()->root_layer_for_testing()->transform_tree_index());
gfx::Transform rotate10;
rotate10.Rotate(10.f);
gfx::Transform rotate20;
rotate20.Rotate(20.f);
switch (impl->sync_tree()->source_frame_number()) {
case 0:
impl->sync_tree()->root_layer_for_testing()->OnTransformAnimated(
rotate20);
PostSetNeedsCommitToMainThread();
break;
case 1:
EXPECT_EQ(node->data.local, rotate20);
impl->sync_tree()->root_layer_for_testing()->OnTransformAnimated(
rotate20);
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_EQ(node->data.local, rotate20);
impl->sync_tree()->root_layer_for_testing()->OnTransformAnimated(
rotate20);
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_EQ(node->data.local, rotate10);
EndTest();
}
}
void AfterTest() override {}
private:
scoped_refptr<Layer> root_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestTransformTreeSync);
// Verify damage status is updated even when the transform tree doesn't need
// to be updated at draw time.
class LayerTreeHostTestTransformTreeDamageIsUpdated : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
grand_child_ = Layer::Create();
root_->SetBounds(gfx::Size(50, 50));
// Make sure child and grand_child have transform nodes.
gfx::Transform rotation;
rotation.RotateAboutZAxis(45.0);
child_->SetTransform(rotation);
grand_child_->SetTransform(rotation);
root_->AddChild(child_);
child_->AddChild(grand_child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
if (layer_tree_host()->source_frame_number() == 1) {
gfx::Transform scale;
scale.Scale(2.0, 2.0);
child_->OnTransformAnimated(scale);
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
if (impl->sync_tree()->source_frame_number() == 0)
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
if (impl->active_tree()->source_frame_number() == 1) {
EXPECT_FALSE(
impl->active_tree()->LayerById(root_->id())->LayerPropertyChanged());
EXPECT_TRUE(
impl->active_tree()->LayerById(child_->id())->LayerPropertyChanged());
EXPECT_TRUE(impl->active_tree()
->LayerById(grand_child_->id())
->LayerPropertyChanged());
EndTest();
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (impl->active_tree()->source_frame_number() == 0) {
gfx::Transform scale;
scale.Scale(2.0, 2.0);
impl->active_tree()->LayerById(child_->id())->OnTransformAnimated(scale);
}
}
void AfterTest() override {}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
scoped_refptr<Layer> grand_child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestTransformTreeDamageIsUpdated);
// Test that when mask layers switches layers, this gets pushed onto impl.
// Also test that mask layer is in the layer update list even if its owning
// layer isn't.
class LayerTreeHostTestSwitchMaskLayer : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(10, 10));
scoped_refptr<Layer> child = Layer::Create();
mask_layer = Layer::Create();
mask_layer->SetBounds(gfx::Size(10, 10));
child->SetMaskLayer(mask_layer.get());
root->AddChild(std::move(child));
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override {
index_ = 0;
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// Root and mask layer should have the same source frame number as they
// will be in the layer update list but the child is not as it has empty
// bounds.
EXPECT_EQ(mask_layer->paint_properties().source_frame_number,
layer_tree_host()
->root_layer()
->paint_properties()
.source_frame_number);
EXPECT_NE(mask_layer->paint_properties().source_frame_number,
layer_tree_host()
->root_layer()
->child_at(0)
->paint_properties()
.source_frame_number);
layer_tree_host()->root_layer()->RemoveAllChildren();
layer_tree_host()->root_layer()->SetMaskLayer(mask_layer.get());
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
switch (index_) {
case 0:
index_++;
EXPECT_FALSE(impl->sync_tree()
->root_layer_for_testing()
->render_surface()
->MaskLayer());
break;
case 1:
EXPECT_TRUE(impl->sync_tree()
->root_layer_for_testing()
->render_surface()
->MaskLayer());
EndTest();
break;
}
}
void AfterTest() override {}
scoped_refptr<Layer> mask_layer;
int index_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSwitchMaskLayer);
// 1 setNeedsRedraw after the first commit has completed should lead to 1
// additional draw.
class LayerTreeHostTestSetNeedsRedraw : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsRedraw() : num_commits_(0), num_draws_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(0, impl->active_tree()->source_frame_number());
if (!num_draws_) {
// Redraw again to verify that the second redraw doesn't commit.
PostSetNeedsRedrawToMainThread();
} else {
EndTest();
}
num_draws_++;
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(0, num_draws_);
num_commits_++;
}
void AfterTest() override {
EXPECT_GE(2, num_draws_);
EXPECT_EQ(1, num_commits_);
}
private:
int num_commits_;
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsRedraw);
// After setNeedsRedrawRect(invalid_rect) the final damage_rect
// must contain invalid_rect.
class LayerTreeHostTestSetNeedsRedrawRect : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsRedrawRect()
: num_draws_(0), bounds_(50, 50), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetViewportSize(bounds_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
if (!num_draws_) {
// If this is the first frame, expect full frame damage.
EXPECT_EQ(root_damage_rect, gfx::Rect(bounds_));
} else {
// Check that invalid_rect_ is indeed repainted.
EXPECT_TRUE(root_damage_rect.Contains(invalid_rect_));
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (!num_draws_) {
PostSetNeedsRedrawRectToMainThread(invalid_rect_);
} else {
EndTest();
}
num_draws_++;
}
void AfterTest() override { EXPECT_EQ(2, num_draws_); }
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsRedrawRect);
// Ensure the texture size of the pending and active trees are identical when a
// layer is not in the viewport and a resize happens on the viewport
class LayerTreeHostTestGpuRasterDeviceSizeChanged : public LayerTreeHostTest {
public:
LayerTreeHostTestGpuRasterDeviceSizeChanged()
: num_draws_(0), bounds_(500, 64), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
client_.set_fill_with_nonsolid_color(true);
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
gfx::Transform transform;
// Translate the layer out of the viewport to force it to not update its
// tile size via PushProperties.
transform.Translate(10000.0, 10000.0);
root_layer_->SetTransform(transform);
root_layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetViewportSize(bounds_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_enabled = true;
settings->gpu_rasterization_forced = true;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (num_draws_ < 2) {
PostSetNeedsRedrawRectToMainThread(invalid_rect_);
num_draws_++;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (num_draws_ == 2) {
auto pending_tree = host_impl->pending_tree();
auto pending_layer_impl = static_cast<FakePictureLayerImpl*>(
pending_tree->root_layer_for_testing());
EXPECT_NE(pending_layer_impl, nullptr);
auto active_tree = host_impl->pending_tree();
auto active_layer_impl = static_cast<FakePictureLayerImpl*>(
active_tree->root_layer_for_testing());
EXPECT_NE(pending_layer_impl, nullptr);
auto active_tiling_set = active_layer_impl->picture_layer_tiling_set();
auto active_tiling = active_tiling_set->tiling_at(0);
auto pending_tiling_set = pending_layer_impl->picture_layer_tiling_set();
auto pending_tiling = pending_tiling_set->tiling_at(0);
EXPECT_EQ(
pending_tiling->TilingDataForTesting().max_texture_size().width(),
active_tiling->TilingDataForTesting().max_texture_size().width());
EndTest();
}
}
void DidCommitAndDrawFrame() override {
// On the second commit, resize the viewport.
if (num_draws_ == 1) {
layer_tree_host()->SetViewportSize(gfx::Size(400, 64));
}
}
void AfterTest() override {}
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
// As there's no pending tree in single-threaded case, this test should run
// only for multi-threaded case.
// Disabled because its timing out flakily. crbug.com/598491
// MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterDeviceSizeChanged);
class LayerTreeHostTestNoExtraCommitFromInvalidate : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->layer_transforms_should_scale_layer_contents = true;
}
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
scaled_layer_ = FakePictureLayer::Create(&client_);
scaled_layer_->SetBounds(gfx::Size(1, 1));
root_layer_->AddChild(scaled_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1)
EndTest();
}
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// SetBounds grows the layer and exposes new content.
scaled_layer_->SetBounds(gfx::Size(4, 4));
break;
default:
// No extra commits.
EXPECT_EQ(2, layer_tree_host()->source_frame_number());
}
}
void AfterTest() override {
EXPECT_EQ(gfx::Size(4, 4).ToString(), scaled_layer_->bounds().ToString());
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> scaled_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNoExtraCommitFromInvalidate);
class LayerTreeHostTestNoExtraCommitFromScrollbarInvalidate
: public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->layer_transforms_should_scale_layer_contents = true;
}
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
bool paint_scrollbar = true;
bool has_thumb = false;
scrollbar_ = FakePaintedScrollbarLayer::Create(paint_scrollbar, has_thumb,
root_layer_->id());
scrollbar_->SetPosition(gfx::PointF(0.f, 10.f));
scrollbar_->SetBounds(gfx::Size(10, 10));
root_layer_->AddChild(scrollbar_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1)
EndTest();
}
void DidCommit() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// Changing the device scale factor causes a commit. It also changes
// the content bounds of |scrollbar_|, which should not generate
// a second commit as a result.
layer_tree_host()->SetDeviceScaleFactor(4.f);
break;
default:
// No extra commits.
EXPECT_EQ(2, layer_tree_host()->source_frame_number());
break;
}
}
void AfterTest() override {
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<FakePaintedScrollbarLayer> scrollbar_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestNoExtraCommitFromScrollbarInvalidate);
class LayerTreeHostTestDeviceScaleFactorChange : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->layer_transforms_should_scale_layer_contents = true;
}
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetBounds(gfx::Size(10, 10));
root_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
if (layer_tree_host()->source_frame_number() == 1)
layer_tree_host()->SetDeviceScaleFactor(4.f);
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->sync_tree()->source_frame_number() == 1) {
EXPECT_EQ(4.f, host_impl->sync_tree()->device_scale_factor());
if (host_impl->pending_tree()) {
// The active tree's device scale factor shouldn't change until
// activation.
EXPECT_EQ(1.f, host_impl->active_tree()->device_scale_factor());
}
}
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
if (host_impl->active_tree()->source_frame_number() == 0) {
EXPECT_EQ(1.f, host_impl->active_tree()->device_scale_factor());
} else {
gfx::Rect root_damage_rect =
frame_data->render_passes.back()->damage_rect;
EXPECT_EQ(
gfx::Rect(
host_impl->active_tree()->root_layer_for_testing()->bounds()),
root_damage_rect);
EXPECT_EQ(4.f, host_impl->active_tree()->device_scale_factor());
EndTest();
}
return draw_result;
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDeviceScaleFactorChange);
class LayerTreeHostTestSetNextCommitForcesRedraw : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNextCommitForcesRedraw()
: num_draws_(0), bounds_(50, 50), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetViewportSize(bounds_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (num_draws_ == 3)
host_impl->SetNeedsRedrawRect(invalid_rect_);
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
switch (num_draws_) {
case 0:
EXPECT_EQ(gfx::Rect(bounds_), root_damage_rect);
break;
case 1:
case 2:
EXPECT_EQ(gfx::Rect(0, 0, 0, 0), root_damage_rect);
break;
case 3:
EXPECT_EQ(invalid_rect_, root_damage_rect);
break;
case 4:
EXPECT_EQ(gfx::Rect(bounds_), root_damage_rect);
break;
default:
NOTREACHED();
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
switch (num_draws_) {
case 0:
case 1:
// Cycle through a couple of empty commits to ensure we're observing the
// right behavior
PostSetNeedsCommitToMainThread();
break;
case 2:
// Should force full frame damage on the next commit
PostSetNextCommitForcesRedrawToMainThread();
PostSetNeedsCommitToMainThread();
host_impl->BlockNotifyReadyToActivateForTesting(true);
break;
case 3:
host_impl->BlockNotifyReadyToActivateForTesting(false);
break;
default:
EndTest();
break;
}
num_draws_++;
}
void AfterTest() override { EXPECT_EQ(5, num_draws_); }
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
// This test blocks activation which is not supported for single thread mode.
MULTI_THREAD_BLOCKNOTIFY_TEST_F(LayerTreeHostTestSetNextCommitForcesRedraw);
// Tests that if a layer is not drawn because of some reason in the parent then
// its damage is preserved until the next time it is drawn.
class LayerTreeHostTestUndrawnLayersDamageLater : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
// If we don't set the minimum contents scale, it's harder to verify whether
// the damage we get is correct. For other scale amounts, please see
// LayerTreeHostTestDamageWithScale.
settings->minimum_contents_scale = 1.f;
}
void SetupTree() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(gfx::Size(50, 50));
layer_tree_host()->SetRootLayer(root_layer_);
// The initially transparent layer has a larger child layer, which is
// not initially drawn because of the this (parent) layer.
parent_layer_ = FakePictureLayer::Create(&client_);
parent_layer_->SetBounds(gfx::Size(15, 15));
parent_layer_->SetOpacity(0.0f);
root_layer_->AddChild(parent_layer_);
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetBounds(gfx::Size(25, 25));
parent_layer_->AddChild(child_layer_);
client_.set_bounds(root_layer_->bounds());
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
// The first time, the whole view needs be drawn.
// Afterwards, just the opacity of surface_layer1 is changed a few times,
// and each damage should be the bounding box of it and its child. If this
// was working improperly, the damage might not include its childs bounding
// box.
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(gfx::Rect(root_layer_->bounds()), root_damage_rect);
break;
case 1:
case 2:
case 3:
EXPECT_EQ(gfx::Rect(child_layer_->bounds()), root_damage_rect);
break;
default:
NOTREACHED();
}
return draw_result;
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// Test not owning the surface.
parent_layer_->SetOpacity(1.0f);
break;
case 2:
parent_layer_->SetOpacity(0.0f);
break;
case 3:
// Test owning the surface.
parent_layer_->SetOpacity(0.5f);
parent_layer_->SetForceRenderSurfaceForTesting(true);
break;
case 4:
EndTest();
break;
default:
NOTREACHED();
}
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
scoped_refptr<FakePictureLayer> parent_layer_;
scoped_refptr<FakePictureLayer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestUndrawnLayersDamageLater);
// Tests that if a layer is not drawn because of some reason in the parent then
// its damage is preserved until the next time it is drawn.
class LayerTreeHostTestDamageWithScale : public LayerTreeHostTest {
public:
LayerTreeHostTestDamageWithScale() {}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
root_layer_ = FakePictureLayer::CreateWithRecordingSource(
&client_, std::move(recording));
root_layer_->SetBounds(gfx::Size(50, 50));
recording.reset(new FakeRecordingSource);
child_layer_ = FakePictureLayer::CreateWithRecordingSource(
&client_, std::move(recording));
child_layer_->SetBounds(gfx::Size(25, 25));
child_layer_->SetIsDrawable(true);
child_layer_->SetContentsOpaque(true);
root_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
// Force the layer to have a tiling at 1.3f scale. Note that if we simply
// add tiling, it will be gone by the time we draw because of aggressive
// cleanup. AddTilingUntilNextDraw ensures that it remains there during
// damage calculation.
FakePictureLayerImpl* child_layer_impl = static_cast<FakePictureLayerImpl*>(
host_impl->active_tree()->LayerById(child_layer_->id()));
child_layer_impl->AddTilingUntilNextDraw(1.3f);
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
// The first time, the whole view needs be drawn.
// Afterwards, just the opacity of surface_layer1 is changed a few times,
// and each damage should be the bounding box of it and its child. If this
// was working improperly, the damage might not include its childs bounding
// box.
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(gfx::Rect(root_layer_->bounds()), root_damage_rect);
break;
case 1: {
FakePictureLayerImpl* child_layer_impl =
static_cast<FakePictureLayerImpl*>(
host_impl->active_tree()->LayerById(child_layer_->id()));
// We remove tilings pretty aggressively if they are not ideal. Add this
// back in so that we can compare
// child_layer_impl->GetEnclosingRectInTargetSpace to the damage.
child_layer_impl->AddTilingUntilNextDraw(1.3f);
EXPECT_EQ(gfx::Rect(26, 26), root_damage_rect);
EXPECT_EQ(child_layer_impl->GetEnclosingRectInTargetSpace(),
root_damage_rect);
EXPECT_TRUE(child_layer_impl->GetEnclosingRectInTargetSpace().Contains(
gfx::Rect(child_layer_->bounds())));
break;
}
default:
NOTREACHED();
}
return draw_result;
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->source_frame_number()) {
case 1: {
// Test not owning the surface.
child_layer_->SetOpacity(0.5f);
break;
}
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDamageWithScale);
// This test verifies that properties on the layer tree host are commited
// to the impl side.
class LayerTreeHostTestCommit : public LayerTreeHostTest {
public:
LayerTreeHostTestCommit() {}
void BeginTest() override {
layer_tree_host()->SetViewportSize(gfx::Size(20, 20));
layer_tree_host()->set_background_color(SK_ColorGRAY);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kMouseWheel, EventListenerProperties::kPassive);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kTouchStartOrMove,
EventListenerProperties::kBlocking);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kTouchEndOrCancel,
EventListenerProperties::kBlockingAndPassive);
layer_tree_host()->SetHaveScrollEventHandlers(true);
PostSetNeedsCommitToMainThread();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(gfx::Size(20, 20), impl->DrawViewportSize());
EXPECT_EQ(SK_ColorGRAY, impl->active_tree()->background_color());
EXPECT_EQ(EventListenerProperties::kPassive,
impl->active_tree()->event_listener_properties(
EventListenerClass::kMouseWheel));
EXPECT_EQ(EventListenerProperties::kBlocking,
impl->active_tree()->event_listener_properties(
EventListenerClass::kTouchStartOrMove));
EXPECT_EQ(EventListenerProperties::kBlockingAndPassive,
impl->active_tree()->event_listener_properties(
EventListenerClass::kTouchEndOrCancel));
EXPECT_TRUE(impl->active_tree()->have_scroll_event_handlers());
EndTest();
}
void AfterTest() override {}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestCommit);
// This test verifies that LayerTreeHostImpl's current frame time gets
// updated in consecutive frames when it doesn't draw due to tree
// activation failure.
class LayerTreeHostTestFrameTimeUpdatesAfterActivationFails
: public LayerTreeHostTest {
public:
LayerTreeHostTestFrameTimeUpdatesAfterActivationFails()
: frame_count_with_pending_tree_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportSize(gfx::Size(20, 20));
layer_tree_host()->set_background_color(SK_ColorGRAY);
PostSetNeedsCommitToMainThread();
}
void BeginCommitOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(frame_count_with_pending_tree_, 0);
impl->BlockNotifyReadyToActivateForTesting(true);
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* impl,
const BeginFrameArgs& args) override {
if (impl->pending_tree())
frame_count_with_pending_tree_++;
if (frame_count_with_pending_tree_ == 1) {
EXPECT_EQ(first_frame_time_.ToInternalValue(), 0);
first_frame_time_ = impl->CurrentBeginFrameArgs().frame_time;
} else if (frame_count_with_pending_tree_ == 2) {
impl->BlockNotifyReadyToActivateForTesting(false);
}
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_GT(frame_count_with_pending_tree_, 1);
EXPECT_NE(first_frame_time_.ToInternalValue(), 0);
EXPECT_NE(first_frame_time_.ToInternalValue(),
impl->CurrentBeginFrameArgs().frame_time.ToInternalValue());
EndTest();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_GT(frame_count_with_pending_tree_, 1);
}
void AfterTest() override {}
private:
int frame_count_with_pending_tree_;
base::TimeTicks first_frame_time_;
};
// This test blocks activation which is not supported for single thread mode.
MULTI_THREAD_BLOCKNOTIFY_TEST_F(
LayerTreeHostTestFrameTimeUpdatesAfterActivationFails);
// This test verifies that LayerTreeHostImpl's current frame time gets
// updated in consecutive frames when it draws in each frame.
class LayerTreeHostTestFrameTimeUpdatesAfterDraw : public LayerTreeHostTest {
public:
LayerTreeHostTestFrameTimeUpdatesAfterDraw() : frame_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportSize(gfx::Size(20, 20));
layer_tree_host()->set_background_color(SK_ColorGRAY);
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
frame_++;
if (frame_ == 1) {
first_frame_time_ = impl->CurrentBeginFrameArgs().frame_time;
impl->SetNeedsRedraw();
// Since we might use a low-resolution clock on Windows, we need to
// make sure that the clock has incremented past first_frame_time_.
while (first_frame_time_ == base::TimeTicks::Now()) {
}
return;
}
EXPECT_NE(first_frame_time_, impl->CurrentBeginFrameArgs().frame_time);
EndTest();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
// Ensure there isn't a commit between the two draws, to ensure that a
// commit isn't required for updating the current frame time. We can
// only check for this in the multi-threaded case, since in the single-
// threaded case there will always be a commit between consecutive draws.
if (HasImplThread())
EXPECT_EQ(0, frame_);
}
void AfterTest() override {}
private:
int frame_;
base::TimeTicks first_frame_time_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestFrameTimeUpdatesAfterDraw);
// Verifies that StartPageScaleAnimation events propagate correctly
// from LayerTreeHost to LayerTreeHostImpl in the MT compositor.
class LayerTreeHostTestStartPageScaleAnimation : public LayerTreeHostTest {
public:
LayerTreeHostTestStartPageScaleAnimation() {}
void SetupTree() override {
LayerTreeHostTest::SetupTree();
Layer* root_layer = layer_tree_host()->root_layer();
scoped_refptr<FakePictureLayer> layer = FakePictureLayer::Create(&client_);
layer->set_always_update_resources(true);
scroll_layer_ = layer;
scroll_layer_->SetBounds(gfx::Size(2 * root_layer->bounds().width(),
2 * root_layer->bounds().height()));
scroll_layer_->SetScrollOffset(gfx::ScrollOffset());
CreateVirtualViewportLayers(root_layer, scroll_layer_, root_layer->bounds(),
root_layer->bounds(), layer_tree_host());
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.5f, 2.f);
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void ApplyViewportDeltas(const gfx::Vector2dF& scroll_delta,
const gfx::Vector2dF&,
const gfx::Vector2dF& elastic_overscroll_delta,
float scale,
float) override {
gfx::ScrollOffset offset = scroll_layer_->scroll_offset();
scroll_layer_->SetScrollOffset(ScrollOffsetWithDelta(offset,
scroll_delta));
layer_tree_host()->SetPageScaleFactorAndLimits(scale, 0.5f, 2.f);
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
// We get one commit before the first draw, and the animation doesn't happen
// until the second draw.
switch (impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor());
// We'll start an animation when we get back to the main thread.
break;
case 1:
EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor());
break;
case 2:
EXPECT_EQ(1.25f, impl->active_tree()->current_page_scale_factor());
EndTest();
break;
case 3:
break;
default:
NOTREACHED();
}
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
layer_tree_host()->StartPageScaleAnimation(
gfx::Vector2d(), false, 1.25f, base::TimeDelta());
break;
}
}
void AfterTest() override {}
FakeContentLayerClient client_;
scoped_refptr<Layer> scroll_layer_;
};
// Single thread proxy does not support impl-side page scale changes.
MULTI_THREAD_TEST_F(LayerTreeHostTestStartPageScaleAnimation);
class LayerTreeHostTestSetVisible : public LayerTreeHostTest {
public:
LayerTreeHostTestSetVisible() : num_draws_(0) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
PostSetVisibleToMainThread(false);
// This is suppressed while we're invisible.
PostSetNeedsRedrawToMainThread();
// Triggers the redraw.
PostSetVisibleToMainThread(true);
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(impl->visible());
++num_draws_;
EndTest();
}
void AfterTest() override { EXPECT_EQ(1, num_draws_); }
private:
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetVisible);
class LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers
: public LayerTreeHostTest {
public:
LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers() {}
void BeginTest() override {
client_.set_fill_with_nonsolid_color(true);
root_layer_ = FakePictureLayer::Create(&client_);
child_layer_ = FakePictureLayer::Create(&client_);
layer_tree_host()->SetViewportSize(gfx::Size(60, 60));
layer_tree_host()->SetDeviceScaleFactor(1.5);
EXPECT_EQ(gfx::Size(60, 60), layer_tree_host()->device_viewport_size());
root_layer_->AddChild(child_layer_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(gfx::Size(30, 30));
child_layer_->SetIsDrawable(true);
child_layer_->SetPosition(gfx::PointF(2.f, 2.f));
child_layer_->SetBounds(gfx::Size(10, 10));
client_.set_bounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(root_layer_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
// Should only do one commit.
EXPECT_EQ(0, impl->active_tree()->source_frame_number());
// Device scale factor should come over to impl.
EXPECT_NEAR(impl->active_tree()->device_scale_factor(), 1.5f, 0.00001f);
// Device viewport is scaled.
EXPECT_EQ(gfx::Size(60, 60), impl->DrawViewportSize());
FakePictureLayerImpl* root = static_cast<FakePictureLayerImpl*>(
impl->active_tree()->root_layer_for_testing());
FakePictureLayerImpl* child = static_cast<FakePictureLayerImpl*>(
impl->active_tree()->LayerById(child_layer_->id()));
// Positions remain in layout pixels.
EXPECT_EQ(gfx::PointF(), root->position());
EXPECT_EQ(gfx::PointF(2.f, 2.f), child->position());
// Compute all the layer transforms for the frame.
LayerTreeHostImpl::FrameData frame_data;
impl->PrepareToDraw(&frame_data);
impl->DidDrawAllLayers(frame_data);
const LayerImplList& render_surface_layer_list =
*frame_data.render_surface_layer_list;
// Both layers should be drawing into the root render surface.
ASSERT_EQ(1u, render_surface_layer_list.size());
ASSERT_EQ(root->render_surface(),
render_surface_layer_list[0]->render_surface());
ASSERT_EQ(2u, root->render_surface()->layer_list().size());
// The root render surface is the size of the viewport.
EXPECT_EQ(gfx::Rect(0, 0, 60, 60), root->render_surface()->content_rect());
// The max tiling scale of the child should be scaled.
EXPECT_FLOAT_EQ(1.5f, child->MaximumTilingContentsScale());
gfx::Transform scale_transform;
scale_transform.Scale(impl->active_tree()->device_scale_factor(),
impl->active_tree()->device_scale_factor());
// The root layer is scaled by 2x.
gfx::Transform root_screen_space_transform = scale_transform;
gfx::Transform root_draw_transform = scale_transform;
EXPECT_EQ(root_draw_transform, root->DrawTransform());
EXPECT_EQ(root_screen_space_transform, root->ScreenSpaceTransform());
// The child is at position 2,2, which is transformed to 3,3 after the scale
gfx::Transform child_transform;
child_transform.Translate(3.f, 3.f);
child_transform.Scale(child->MaximumTilingContentsScale(),
child->MaximumTilingContentsScale());
EXPECT_TRANSFORMATION_MATRIX_EQ(child_transform, child->DrawTransform());
EXPECT_TRANSFORMATION_MATRIX_EQ(child_transform,
child->ScreenSpaceTransform());
EndTest();
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
scoped_refptr<FakePictureLayer> child_layer_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers);
class LayerTreeHostTestContinuousInvalidate : public LayerTreeHostTest {
public:
LayerTreeHostTestContinuousInvalidate()
: num_commit_complete_(0), num_draw_layers_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportSize(gfx::Size(10, 10));
layer_tree_host()->root_layer()->SetBounds(gfx::Size(10, 10));
layer_ = FakePictureLayer::Create(&client_);
layer_->SetBounds(gfx::Size(10, 10));
layer_->SetPosition(gfx::PointF(0.f, 0.f));
layer_->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(layer_->bounds());
}
void DidCommitAndDrawFrame() override {
if (num_draw_layers_ == 2)
return;
layer_->SetNeedsDisplay();
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
if (num_draw_layers_ == 1)
num_commit_complete_++;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draw_layers_++;
if (num_draw_layers_ == 2)
EndTest();
}
void AfterTest() override {
// Check that we didn't commit twice between first and second draw.
EXPECT_EQ(1, num_commit_complete_);
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> layer_;
int num_commit_complete_;
int num_draw_layers_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestContinuousInvalidate);
class LayerTreeHostTestDeferCommits : public LayerTreeHostTest {
public:
LayerTreeHostTestDeferCommits()
: num_will_begin_impl_frame_(0),
num_send_begin_main_frame_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const BeginFrameArgs& args) override {
num_will_begin_impl_frame_++;
switch (num_will_begin_impl_frame_) {
case 1:
break;
case 2:
case 3:
case 4:
// Post a number of frames to increase the chance that, if there exist
// bugs, an unexpected BeginMainFrame will be issued.
PostSetNeedsCommitToMainThread();
PostSetNeedsRedrawToMainThread();
break;
case 5:
PostSetDeferCommitsToMainThread(false);
break;
default:
// Sometimes |num_will_begin_impl_frame_| will be greater than 5 if the
// main thread is slow to respond.
break;
}
}
void ScheduledActionSendBeginMainFrame() override {
num_send_begin_main_frame_++;
switch (num_send_begin_main_frame_) {
case 1:
PostSetDeferCommitsToMainThread(true);
break;
case 2:
EndTest();
break;
default:
NOTREACHED();
break;
}
}
void AfterTest() override {
EXPECT_GE(num_will_begin_impl_frame_, 5);
EXPECT_EQ(2, num_send_begin_main_frame_);
}
private:
int num_will_begin_impl_frame_;
int num_send_begin_main_frame_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDeferCommits);
class LayerTreeHostTestCompositeImmediatelyStateTransitions
: public LayerTreeHostTest {
public:
enum {
kInvalid,
kStartedTest,
kStartedImplFrame,
kStartedMainFrame,
kStartedCommit,
kCompletedCommit,
kCompletedMainFrame,
kCompletedImplFrame,
};
LayerTreeHostTestCompositeImmediatelyStateTransitions()
: current_state_(kInvalid), current_begin_frame_args_() {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->single_thread_proxy_scheduler = false;
settings->use_zero_copy = true;
}
void BeginTest() override {
current_state_ = kStartedTest;
PostCompositeImmediatelyToMainThread();
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const BeginFrameArgs& args) override {
EXPECT_EQ(current_state_, kStartedTest);
current_state_ = kStartedImplFrame;
EXPECT_FALSE(current_begin_frame_args_.IsValid());
EXPECT_TRUE(args.IsValid());
current_begin_frame_args_ = args;
}
void WillBeginMainFrame() override {
EXPECT_EQ(current_state_, kStartedImplFrame);
current_state_ = kStartedMainFrame;
}
void BeginMainFrame(const BeginFrameArgs& args) override {
EXPECT_EQ(current_state_, kStartedMainFrame);
EXPECT_EQ(args.frame_time, current_begin_frame_args_.frame_time);
}
void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kStartedMainFrame);
current_state_ = kStartedCommit;
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kStartedCommit);
current_state_ = kCompletedCommit;
}
void DidBeginMainFrame() override {
EXPECT_EQ(current_state_, kCompletedCommit);
current_state_ = kCompletedMainFrame;
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kCompletedMainFrame);
current_state_ = kCompletedImplFrame;
EndTest();
}
void AfterTest() override { EXPECT_EQ(current_state_, kCompletedImplFrame); }
private:
int current_state_;
BeginFrameArgs current_begin_frame_args_;
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestCompositeImmediatelyStateTransitions);
class LayerTreeHostTestLCDChange : public LayerTreeHostTest {
public:
void SetupTree() override {
num_tiles_rastered_ = 0;
scoped_refptr<Layer> root_layer = PictureLayer::Create(&client_);
client_.set_fill_with_nonsolid_color(true);
root_layer->SetIsDrawable(true);
root_layer->SetBounds(gfx::Size(10, 10));
root_layer->SetContentsOpaque(true);
layer_tree_host()->SetRootLayer(root_layer);
// The expectations are based on the assumption that the default
// LCD settings are:
EXPECT_TRUE(layer_tree_host()->settings().can_use_lcd_text);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
PostSetNeedsCommitToMainThread();
break;
case 2:
// Change layer opacity that should trigger lcd change.
layer_tree_host()->root_layer()->SetOpacity(.5f);
break;
case 3:
// Change layer opacity that should not trigger lcd change.
layer_tree_host()->root_layer()->SetOpacity(1.f);
break;
case 4:
EndTest();
break;
}
}
void NotifyTileStateChangedOnThread(LayerTreeHostImpl* host_impl,
const Tile* tile) override {
++num_tiles_rastered_;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
PictureLayerImpl* root_layer = static_cast<PictureLayerImpl*>(
host_impl->active_tree()->root_layer_for_testing());
bool can_use_lcd_text =
host_impl->active_tree()->root_layer_for_testing()->CanUseLCDText();
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
// The first draw.
EXPECT_EQ(1, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_TRUE(root_layer->RasterSourceUsesLCDText());
break;
case 1:
// Nothing changed on the layer.
EXPECT_EQ(1, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_TRUE(root_layer->RasterSourceUsesLCDText());
break;
case 2:
// LCD text was disabled; it should be re-rastered with LCD text off.
EXPECT_EQ(2, num_tiles_rastered_);
EXPECT_FALSE(can_use_lcd_text);
EXPECT_FALSE(root_layer->RasterSourceUsesLCDText());
break;
case 3:
// LCD text was enabled, but it's sticky and stays off.
EXPECT_EQ(2, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_FALSE(root_layer->RasterSourceUsesLCDText());
break;
}
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
int num_tiles_rastered_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestLCDChange);
// Verify that the BeginFrame notification is used to initiate rendering.
class LayerTreeHostTestBeginFrameNotification : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->use_external_begin_frame_source = true;
}
void BeginTest() override {
// This will trigger a SetNeedsBeginFrame which will trigger a
// BeginFrame.
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame,
DrawResult draw_result) override {
EndTest();
return DRAW_SUCCESS;
}
void AfterTest() override {}
private:
base::TimeTicks frame_time_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestBeginFrameNotification);
class LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled
: public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->use_external_begin_frame_source = true;
settings->using_synchronous_renderer_compositor = true;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
// The BeginFrame notification is turned off now but will get enabled
// once we return. End test while it's enabled.
ImplThreadTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&LayerTreeHostTestBeginFrameNotification::EndTest,
base::Unretained(this)));
}
void AfterTest() override {}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled);
class LayerTreeHostTestAbortedCommitDoesntStall : public LayerTreeHostTest {
protected:
LayerTreeHostTestAbortedCommitDoesntStall()
: commit_count_(0), commit_abort_count_(0), commit_complete_count_(0) {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->use_external_begin_frame_source = true;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
commit_count_++;
if (commit_count_ == 4) {
// After two aborted commits, request a real commit now to make sure a
// real commit following an aborted commit will still complete and
// end the test even when the Impl thread is idle.
layer_tree_host()->SetNeedsCommit();
}
}
void BeginMainFrameAbortedOnThread(LayerTreeHostImpl* host_impl,
CommitEarlyOutReason reason) override {
commit_abort_count_++;
// Initiate another abortable commit.
host_impl->SetNeedsCommit();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
commit_complete_count_++;
if (commit_complete_count_ == 1) {
// Initiate an abortable commit after the first commit.
host_impl->SetNeedsCommit();
} else {
EndTest();
}
}
void AfterTest() override {
EXPECT_EQ(commit_count_, 5);
EXPECT_EQ(commit_abort_count_, 3);
EXPECT_EQ(commit_complete_count_, 2);
}
int commit_count_;
int commit_abort_count_;
int commit_complete_count_;
};
class LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor
: public LayerTreeHostTestAbortedCommitDoesntStall {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostTestAbortedCommitDoesntStall::InitializeSettings(settings);
settings->using_synchronous_renderer_compositor = true;
}
void ScheduledActionInvalidateOutputSurface() override {
// Do not call ImplThreadTaskRunner after the test ended because of the
// possibility of use-after-free due to a race.
if (TestEnded())
return;
ImplThreadTaskRunner()->PostTask(
FROM_HERE,
base::Bind(
&LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor::
CallOnDraw,
base::Unretained(this)));
}
void CallOnDraw() {
// Synchronous compositor does not draw unless told to do so by the output
// surface.
gfx::Transform identity;
gfx::Rect empty_rect;
bool resourceless_software_draw = false;
output_surface()->client()->OnDraw(identity, empty_rect, empty_rect,
resourceless_software_draw);
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor);
class LayerTreeHostTestAbortedCommitDoesntStallDisabledVsync
: public LayerTreeHostTestAbortedCommitDoesntStall {
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostTestAbortedCommitDoesntStall::InitializeSettings(settings);
settings->wait_for_beginframe_interval = false;
settings->renderer_settings.disable_display_vsync = true;
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestAbortedCommitDoesntStallDisabledVsync);
class LayerTreeHostTestUninvertibleTransformDoesNotBlockActivation
: public LayerTreeHostTest {
protected:
void SetupTree() override {
LayerTreeHostTest::SetupTree();
scoped_refptr<Layer> layer = PictureLayer::Create(&client_);
layer->SetTransform(gfx::Transform(0.0, 0.0, 0.0, 0.0, 0.0, 0.0));
layer->SetBounds(gfx::Size(10, 10));
layer_tree_host()->root_layer()->AddChild(layer);
client_.set_bounds(layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EndTest();
}
void AfterTest() override {}
FakeContentLayerClient client_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestUninvertibleTransformDoesNotBlockActivation);
class LayerTreeHostTestNumFramesPending : public LayerTreeHostTest {
public:
void BeginTest() override {
frame_ = 0;
PostSetNeedsCommitToMainThread();
}
// Round 1: commit + draw
// Round 2: commit only (no draw/swap)
// Round 3: draw only (no commit)
void DidCommit() override {
int commit = layer_tree_host()->source_frame_number();
switch (commit) {
case 2:
// Round 2 done.
EXPECT_EQ(1, frame_);
layer_tree_host()->SetNeedsRedraw();
break;
}
}
void DidCompleteSwapBuffers() override {
int commit = layer_tree_host()->source_frame_number();
++frame_;
switch (frame_) {
case 1:
// Round 1 done.
EXPECT_EQ(1, commit);
layer_tree_host()->SetNeedsCommit();
break;
case 2:
// Round 3 done.
EXPECT_EQ(2, commit);
EndTest();
break;
}
}
void AfterTest() override {}
protected:
int frame_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNumFramesPending);
class LayerTreeHostTestResourcelessSoftwareDraw : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->using_synchronous_renderer_compositor = true;
}
void SetupTree() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(gfx::Size(50, 50));
parent_layer_ = FakePictureLayer::Create(&client_);
parent_layer_->SetIsDrawable(true);
parent_layer_->SetBounds(gfx::Size(50, 50));
parent_layer_->SetForceRenderSurfaceForTesting(true);
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetIsDrawable(true);
child_layer_->SetBounds(gfx::Size(50, 50));
root_layer_->AddChild(parent_layer_);
parent_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
std::unique_ptr<FakeOutputSurface> CreateFakeOutputSurface() override {
if (delegating_renderer()) {
return FakeOutputSurface::CreateDelegatingSoftware(
base::WrapUnique(new SoftwareOutputDevice));
} else {
return FakeOutputSurface::CreateSoftware(
base::WrapUnique(new SoftwareOutputDevice));
}
}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
swap_count_ = 0;
}
void ScheduledActionInvalidateOutputSurface() override {
if (TestEnded())
return;
ImplThreadTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&LayerTreeHostTestResourcelessSoftwareDraw::CallOnDraw,
base::Unretained(this)));
}
void CallOnDraw() {
gfx::Transform identity;
gfx::Rect empty_rect;
bool resourceless_software_draw = true;
output_surface()->client()->OnDraw(identity, empty_rect, empty_rect,
resourceless_software_draw);
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
if (host_impl->GetDrawMode() == DRAW_MODE_RESOURCELESS_SOFTWARE) {
EXPECT_EQ(1u, frame_data->render_passes.size());
// Has at least 3 quads for each layer.
RenderPass* render_pass = frame_data->render_passes[0].get();
EXPECT_GE(render_pass->quad_list.size(), 3u);
} else {
EXPECT_EQ(2u, frame_data->render_passes.size());
// At least root layer quad in root render pass.
EXPECT_GE(frame_data->render_passes[0]->quad_list.size(), 1u);
// At least parent and child layer quads in parent render pass.
EXPECT_GE(frame_data->render_passes[1]->quad_list.size(), 2u);
}
return draw_result;
}
void SwapBuffersCompleteOnThread(LayerTreeHostImpl* host_impl) override {
swap_count_++;
switch (swap_count_) {
case 1:
host_impl->SetNeedsRedraw();
break;
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
void AfterTest() override {}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> parent_layer_;
scoped_refptr<Layer> child_layer_;
int swap_count_;
};
// Resourceless is not used for SingleThreadProxy, so it is unimplemented.
MULTI_THREAD_TEST_F(LayerTreeHostTestResourcelessSoftwareDraw);
// Test for UI Resource management.
class LayerTreeHostTestUIResource : public LayerTreeHostTest {
public:
LayerTreeHostTestUIResource() : num_ui_resources_(0) {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->renderer_settings.texture_id_allocation_chunk_size = 1;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
int frame = layer_tree_host()->source_frame_number();
switch (frame) {
case 1:
CreateResource();
CreateResource();
PostSetNeedsCommitToMainThread();
break;
case 2:
// Usually ScopedUIResource are deleted from the manager in their
// destructor. Here we just want to test that a direct call to
// DeleteUIResource works.
layer_tree_host()->DeleteUIResource(ui_resources_[0]->id());
PostSetNeedsCommitToMainThread();
break;
case 3:
// DeleteUIResource can be called with an invalid id.
layer_tree_host()->DeleteUIResource(ui_resources_[0]->id());
PostSetNeedsCommitToMainThread();
break;
case 4:
CreateResource();
CreateResource();
PostSetNeedsCommitToMainThread();
break;
case 5:
ClearResources();
EndTest();
break;
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
TestWebGraphicsContext3D* context = TestContext();
int frame = impl->active_tree()->source_frame_number();
switch (frame) {
case 0:
ASSERT_EQ(0u, context->NumTextures());
break;
case 1:
// Created two textures.
ASSERT_EQ(2u, context->NumTextures());
break;
case 2:
// One texture left after one deletion.
ASSERT_EQ(1u, context->NumTextures());
break;
case 3:
// Resource manager state should not change when delete is called on an
// invalid id.
ASSERT_EQ(1u, context->NumTextures());
break;
case 4:
// Creation after deletion: two more creates should total up to
// three textures.
ASSERT_EQ(3u, context->NumTextures());
break;
}
}
void AfterTest() override {}
private:
// Must clear all resources before exiting.
void ClearResources() {
for (int i = 0; i < num_ui_resources_; i++)
ui_resources_[i] = nullptr;
}
void CreateResource() {
ui_resources_[num_ui_resources_++] =
FakeScopedUIResource::Create(layer_tree_host());
}
std::unique_ptr<FakeScopedUIResource> ui_resources_[5];
int num_ui_resources_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestUIResource);
class PushPropertiesCountingLayerImpl : public LayerImpl {
public:
static std::unique_ptr<PushPropertiesCountingLayerImpl> Create(
LayerTreeImpl* tree_impl,
int id) {
return base::WrapUnique(new PushPropertiesCountingLayerImpl(tree_impl, id));
}
~PushPropertiesCountingLayerImpl() override {}
void PushPropertiesTo(LayerImpl* layer) override {
LayerImpl::PushPropertiesTo(layer);
push_properties_count_++;
// Push state to the active tree because we can only access it from there.
static_cast<PushPropertiesCountingLayerImpl*>(
layer)->push_properties_count_ = push_properties_count_;
}
std::unique_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* tree_impl) override {
return PushPropertiesCountingLayerImpl::Create(tree_impl, id());
}
size_t push_properties_count() const { return push_properties_count_; }
void reset_push_properties_count() { push_properties_count_ = 0; }
private:
size_t push_properties_count_;
PushPropertiesCountingLayerImpl(LayerTreeImpl* tree_impl, int id)
: LayerImpl(tree_impl, id),
push_properties_count_(0) {
SetBounds(gfx::Size(1, 1));
}
};
class PushPropertiesCountingLayer : public Layer {
public:
static scoped_refptr<PushPropertiesCountingLayer> Create() {
return new PushPropertiesCountingLayer();
}
void PushPropertiesTo(LayerImpl* layer) override {
Layer::PushPropertiesTo(layer);
push_properties_count_++;
if (persist_needs_push_properties_) {
layer_tree_host()->AddLayerShouldPushProperties(this);
}
}
// Something to make this layer push properties, but no other layer.
void MakePushProperties() { SetContentsOpaque(!contents_opaque()); }
std::unique_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* tree_impl) override {
return PushPropertiesCountingLayerImpl::Create(tree_impl, id());
}
void SetDrawsContent(bool draws_content) { SetIsDrawable(draws_content); }
size_t push_properties_count() const { return push_properties_count_; }
void reset_push_properties_count() { push_properties_count_ = 0; }
void set_persist_needs_push_properties(bool persist) {
persist_needs_push_properties_ = persist;
}
private:
PushPropertiesCountingLayer()
: push_properties_count_(0), persist_needs_push_properties_(false) {
SetBounds(gfx::Size(1, 1));
}
~PushPropertiesCountingLayer() override {}
size_t push_properties_count_;
bool persist_needs_push_properties_;
};
class LayerTreeHostTestLayersPushProperties : public LayerTreeHostTest {
protected:
void BeginTest() override {
num_commits_ = 0;
expected_push_properties_root_ = 0;
expected_push_properties_child_ = 0;
expected_push_properties_grandchild_ = 0;
expected_push_properties_child2_ = 0;
expected_push_properties_other_root_ = 0;
expected_push_properties_leaf_layer_ = 0;
PostSetNeedsCommitToMainThread();
}
void SetupTree() override {
root_ = PushPropertiesCountingLayer::Create();
child_ = PushPropertiesCountingLayer::Create();
child2_ = PushPropertiesCountingLayer::Create();
grandchild_ = PushPropertiesCountingLayer::Create();
leaf_always_pushing_layer_ = PushPropertiesCountingLayer::Create();
leaf_always_pushing_layer_->set_persist_needs_push_properties(true);
root_->AddChild(child_);
root_->AddChild(child2_);
child_->AddChild(grandchild_);
child2_->AddChild(leaf_always_pushing_layer_);
other_root_ = PushPropertiesCountingLayer::Create();
// Don't set the root layer here.
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_->bounds());
}
void DidCommitAndDrawFrame() override {
EXPECT_EQ(expected_push_properties_root_, root_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_child_, child_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_grandchild_,
grandchild_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_child2_,
child2_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_other_root_,
other_root_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_leaf_layer_,
leaf_always_pushing_layer_->push_properties_count())
<< "num_commits: " << num_commits_;
++num_commits_;
// The scrollbar layer always needs to be pushed.
if (root_->layer_tree_host()) {
EXPECT_FALSE(root_->layer_tree_host()->LayerNeedsPushPropertiesForTesting(
root_.get()));
}
if (child2_->layer_tree_host()) {
EXPECT_FALSE(
child2_->layer_tree_host()->LayerNeedsPushPropertiesForTesting(
child2_.get()));
}
if (leaf_always_pushing_layer_->layer_tree_host()) {
EXPECT_TRUE(leaf_always_pushing_layer_->layer_tree_host()
->LayerNeedsPushPropertiesForTesting(
leaf_always_pushing_layer_.get()));
}
// child_ and grandchild_ don't persist their need to push properties.
if (child_->layer_tree_host()) {
EXPECT_FALSE(
child_->layer_tree_host()->LayerNeedsPushPropertiesForTesting(
child_.get()));
}
if (grandchild_->layer_tree_host()) {
EXPECT_FALSE(
grandchild_->layer_tree_host()->LayerNeedsPushPropertiesForTesting(
grandchild_.get()));
}
if (other_root_->layer_tree_host()) {
EXPECT_FALSE(
other_root_->layer_tree_host()->LayerNeedsPushPropertiesForTesting(
other_root_.get()));
}
switch (num_commits_) {
case 1:
layer_tree_host()->SetRootLayer(root_);
// Layers added to the tree get committed.
++expected_push_properties_root_;
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
++expected_push_properties_child2_;
break;
case 2:
layer_tree_host()->SetNeedsCommit();
// No layers need commit.
break;
case 3:
layer_tree_host()->SetRootLayer(other_root_);
// Layers added to the tree get committed.
++expected_push_properties_other_root_;
break;
case 4:
layer_tree_host()->SetRootLayer(root_);
// Layers added to the tree get committed.
++expected_push_properties_root_;
++expected_push_properties_child_;