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chromium / chromium / src / fb3006176202e29e4c1c007d8123bf0c85f48aba / . / cc / trees / occlusion_tracker_unittest.cc
blob: f3f218570eb52a71f989222dc88afc1ca3c53371 [file] [log] [blame]
// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/trees/occlusion_tracker.h"
#include "cc/animation/layer_animation_controller.h"
#include "cc/base/math_util.h"
#include "cc/layers/layer.h"
#include "cc/layers/layer_impl.h"
#include "cc/output/copy_output_request.h"
#include "cc/output/copy_output_result.h"
#include "cc/output/filter_operation.h"
#include "cc/output/filter_operations.h"
#include "cc/test/animation_test_common.h"
#include "cc/test/fake_impl_proxy.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/test_occlusion_tracker.h"
#include "cc/trees/layer_tree_host_common.h"
#include "cc/trees/single_thread_proxy.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/transform.h"
namespace cc {
namespace {
class TestContentLayer : public Layer {
public:
TestContentLayer() : Layer(), override_opaque_contents_rect_(false) {
SetIsDrawable(true);
}
SimpleEnclosedRegion VisibleContentOpaqueRegion() const override {
if (override_opaque_contents_rect_) {
return SimpleEnclosedRegion(
gfx::IntersectRects(opaque_contents_rect_, visible_content_rect()));
}
return Layer::VisibleContentOpaqueRegion();
}
void SetOpaqueContentsRect(const gfx::Rect& opaque_contents_rect) {
override_opaque_contents_rect_ = true;
opaque_contents_rect_ = opaque_contents_rect;
}
private:
~TestContentLayer() override {}
bool override_opaque_contents_rect_;
gfx::Rect opaque_contents_rect_;
};
class TestContentLayerImpl : public LayerImpl {
public:
TestContentLayerImpl(LayerTreeImpl* tree_impl, int id)
: LayerImpl(tree_impl, id), override_opaque_contents_rect_(false) {
SetDrawsContent(true);
}
SimpleEnclosedRegion VisibleContentOpaqueRegion() const override {
if (override_opaque_contents_rect_) {
return SimpleEnclosedRegion(
gfx::IntersectRects(opaque_contents_rect_, visible_content_rect()));
}
return LayerImpl::VisibleContentOpaqueRegion();
}
void SetOpaqueContentsRect(const gfx::Rect& opaque_contents_rect) {
override_opaque_contents_rect_ = true;
opaque_contents_rect_ = opaque_contents_rect;
}
private:
bool override_opaque_contents_rect_;
gfx::Rect opaque_contents_rect_;
};
template <typename LayerType>
class TestOcclusionTrackerWithClip : public TestOcclusionTracker<LayerType> {
public:
explicit TestOcclusionTrackerWithClip(const gfx::Rect& viewport_rect)
: TestOcclusionTracker<LayerType>(viewport_rect) {}
bool OccludedLayer(const LayerType* layer,
const gfx::Rect& content_rect) const {
DCHECK(layer->visible_content_rect().Contains(content_rect));
return this->GetCurrentOcclusionForLayer(layer->draw_transform())
.IsOccluded(content_rect);
}
// Gives an unoccluded sub-rect of |content_rect| in the content space of the
// layer. Simple wrapper around GetUnoccludedContentRect.
gfx::Rect UnoccludedLayerContentRect(const LayerType* layer,
const gfx::Rect& content_rect) const {
DCHECK(layer->visible_content_rect().Contains(content_rect));
return this->GetCurrentOcclusionForLayer(layer->draw_transform())
.GetUnoccludedContentRect(content_rect);
}
gfx::Rect UnoccludedSurfaceContentRect(const LayerType* layer,
const gfx::Rect& content_rect) const {
typename LayerType::RenderSurfaceType* surface = layer->render_surface();
return this->GetCurrentOcclusionForContributingSurface(
surface->draw_transform())
.GetUnoccludedContentRect(content_rect);
}
};
struct OcclusionTrackerTestMainThreadTypes {
typedef Layer LayerType;
typedef FakeLayerTreeHost HostType;
typedef RenderSurface RenderSurfaceType;
typedef TestContentLayer ContentLayerType;
typedef scoped_refptr<Layer> LayerPtrType;
typedef scoped_refptr<ContentLayerType> ContentLayerPtrType;
typedef LayerIterator<Layer> TestLayerIterator;
typedef OcclusionTracker<Layer> OcclusionTrackerType;
static LayerPtrType CreateLayer(HostType* host) { return Layer::Create(); }
static ContentLayerPtrType CreateContentLayer(HostType* host) {
return make_scoped_refptr(new ContentLayerType());
}
template <typename T>
static LayerPtrType PassLayerPtr(T* layer) {
LayerPtrType ref(*layer);
*layer = NULL;
return ref;
}
static void SetForceRenderSurface(LayerType* layer, bool force) {
layer->SetForceRenderSurface(force);
}
static void DestroyLayer(LayerPtrType* layer) { *layer = NULL; }
static void RecursiveUpdateNumChildren(LayerType* layerType) {}
};
struct OcclusionTrackerTestImplThreadTypes {
typedef LayerImpl LayerType;
typedef LayerTreeImpl HostType;
typedef RenderSurfaceImpl RenderSurfaceType;
typedef TestContentLayerImpl ContentLayerType;
typedef scoped_ptr<LayerImpl> LayerPtrType;
typedef scoped_ptr<ContentLayerType> ContentLayerPtrType;
typedef LayerIterator<LayerImpl> TestLayerIterator;
typedef OcclusionTracker<LayerImpl> OcclusionTrackerType;
static LayerPtrType CreateLayer(HostType* host) {
return LayerImpl::Create(host, next_layer_impl_id++);
}
static ContentLayerPtrType CreateContentLayer(HostType* host) {
return make_scoped_ptr(new ContentLayerType(host, next_layer_impl_id++));
}
static int next_layer_impl_id;
template <typename T>
static LayerPtrType PassLayerPtr(T* layer) {
return layer->Pass();
}
static void SetForceRenderSurface(LayerType* layer, bool force) {
layer->SetHasRenderSurface(force);
}
static void DestroyLayer(LayerPtrType* layer) { layer->reset(); }
static void RecursiveUpdateNumChildren(LayerType* layer) {
FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(layer);
}
};
int OcclusionTrackerTestImplThreadTypes::next_layer_impl_id = 1;
template <typename Types> class OcclusionTrackerTest : public testing::Test {
protected:
explicit OcclusionTrackerTest(bool opaque_layers)
: opaque_layers_(opaque_layers),
client_(FakeLayerTreeHostClient::DIRECT_3D),
host_(FakeLayerTreeHost::Create(&client_)) {}
virtual void RunMyTest() = 0;
void TearDown() override { DestroyLayers(); }
typename Types::HostType* GetHost();
typename Types::ContentLayerType* CreateRoot(const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
typename Types::ContentLayerPtrType layer(
Types::CreateContentLayer(GetHost()));
typename Types::ContentLayerType* layer_ptr = layer.get();
SetProperties(layer_ptr, transform, position, bounds);
DCHECK(!root_.get());
root_ = Types::PassLayerPtr(&layer);
Types::SetForceRenderSurface(layer_ptr, true);
SetRootLayerOnMainThread(layer_ptr);
return layer_ptr;
}
typename Types::LayerType* CreateLayer(typename Types::LayerType* parent,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
typename Types::LayerPtrType layer(Types::CreateLayer(GetHost()));
typename Types::LayerType* layer_ptr = layer.get();
SetProperties(layer_ptr, transform, position, bounds);
parent->AddChild(Types::PassLayerPtr(&layer));
return layer_ptr;
}
typename Types::LayerType* CreateSurface(typename Types::LayerType* parent,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
typename Types::LayerType* layer =
CreateLayer(parent, transform, position, bounds);
Types::SetForceRenderSurface(layer, true);
return layer;
}
typename Types::ContentLayerType* CreateDrawingLayer(
typename Types::LayerType* parent,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds,
bool opaque) {
typename Types::ContentLayerPtrType layer(
Types::CreateContentLayer(GetHost()));
typename Types::ContentLayerType* layer_ptr = layer.get();
SetProperties(layer_ptr, transform, position, bounds);
if (opaque_layers_) {
layer_ptr->SetContentsOpaque(opaque);
} else {
layer_ptr->SetContentsOpaque(false);
if (opaque)
layer_ptr->SetOpaqueContentsRect(gfx::Rect(bounds));
else
layer_ptr->SetOpaqueContentsRect(gfx::Rect());
}
parent->AddChild(Types::PassLayerPtr(&layer));
return layer_ptr;
}
typename Types::LayerType* CreateReplicaLayer(
typename Types::LayerType* owning_layer,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
typename Types::ContentLayerPtrType layer(
Types::CreateContentLayer(GetHost()));
typename Types::ContentLayerType* layer_ptr = layer.get();
SetProperties(layer_ptr, transform, position, bounds);
SetReplica(owning_layer, Types::PassLayerPtr(&layer));
return layer_ptr;
}
typename Types::LayerType* CreateMaskLayer(
typename Types::LayerType* owning_layer,
const gfx::Size& bounds) {
typename Types::ContentLayerPtrType layer(
Types::CreateContentLayer(GetHost()));
typename Types::ContentLayerType* layer_ptr = layer.get();
SetProperties(layer_ptr, identity_matrix, gfx::PointF(), bounds);
SetMask(owning_layer, Types::PassLayerPtr(&layer));
return layer_ptr;
}
typename Types::ContentLayerType* CreateDrawingSurface(
typename Types::LayerType* parent,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds,
bool opaque) {
typename Types::ContentLayerType* layer =
CreateDrawingLayer(parent, transform, position, bounds, opaque);
Types::SetForceRenderSurface(layer, true);
return layer;
}
void DestroyLayers() {
Types::DestroyLayer(&root_);
render_surface_layer_list_ = nullptr;
render_surface_layer_list_impl_.clear();
replica_layers_.clear();
mask_layers_.clear();
ResetLayerIterator();
}
void CopyOutputCallback(scoped_ptr<CopyOutputResult> result) {}
void AddCopyRequest(Layer* layer) {
layer->RequestCopyOfOutput(
CopyOutputRequest::CreateBitmapRequest(base::Bind(
&OcclusionTrackerTest<Types>::CopyOutputCallback,
base::Unretained(this))));
}
void AddCopyRequest(LayerImpl* layer) {
ScopedPtrVector<CopyOutputRequest> requests;
requests.push_back(
CopyOutputRequest::CreateBitmapRequest(base::Bind(
&OcclusionTrackerTest<Types>::CopyOutputCallback,
base::Unretained(this))));
layer->SetHasRenderSurface(true);
layer->PassCopyRequests(&requests);
}
void CalcDrawEtc(TestContentLayerImpl* root) {
DCHECK(root == root_.get());
Types::RecursiveUpdateNumChildren(root);
LayerTreeHostCommon::CalcDrawPropsImplInputsForTesting inputs(
root, root->bounds(), &render_surface_layer_list_impl_);
inputs.can_adjust_raster_scales = true;
LayerTreeHostCommon::CalculateDrawProperties(&inputs);
layer_iterator_ = layer_iterator_begin_ =
Types::TestLayerIterator::Begin(&render_surface_layer_list_impl_);
}
void CalcDrawEtc(TestContentLayer* root) {
DCHECK(root == root_.get());
DCHECK(!root->render_surface());
render_surface_layer_list_.reset(new RenderSurfaceLayerList);
LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
root, root->bounds(), render_surface_layer_list_.get());
inputs.can_adjust_raster_scales = true;
LayerTreeHostCommon::CalculateDrawProperties(&inputs);
layer_iterator_ = layer_iterator_begin_ =
Types::TestLayerIterator::Begin(render_surface_layer_list_.get());
}
void EnterLayer(typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
ASSERT_EQ(*layer_iterator_, layer);
ASSERT_TRUE(layer_iterator_.represents_itself());
occlusion->EnterLayer(layer_iterator_);
}
void LeaveLayer(typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
ASSERT_EQ(*layer_iterator_, layer);
ASSERT_TRUE(layer_iterator_.represents_itself());
occlusion->LeaveLayer(layer_iterator_);
++layer_iterator_;
}
void VisitLayer(typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
EnterLayer(layer, occlusion);
LeaveLayer(layer, occlusion);
}
void EnterContributingSurface(
typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
ASSERT_EQ(*layer_iterator_, layer);
ASSERT_TRUE(layer_iterator_.represents_target_render_surface());
occlusion->EnterLayer(layer_iterator_);
occlusion->LeaveLayer(layer_iterator_);
++layer_iterator_;
ASSERT_TRUE(layer_iterator_.represents_contributing_render_surface());
occlusion->EnterLayer(layer_iterator_);
}
void LeaveContributingSurface(
typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
ASSERT_EQ(*layer_iterator_, layer);
ASSERT_TRUE(layer_iterator_.represents_contributing_render_surface());
occlusion->LeaveLayer(layer_iterator_);
++layer_iterator_;
}
void VisitContributingSurface(
typename Types::LayerType* layer,
typename Types::OcclusionTrackerType* occlusion) {
EnterContributingSurface(layer, occlusion);
LeaveContributingSurface(layer, occlusion);
}
void ResetLayerIterator() { layer_iterator_ = layer_iterator_begin_; }
const gfx::Transform identity_matrix;
private:
void SetRootLayerOnMainThread(Layer* root) {
host_->SetRootLayer(scoped_refptr<Layer>(root));
}
void SetRootLayerOnMainThread(LayerImpl* root) {}
void SetBaseProperties(typename Types::LayerType* layer,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
layer->SetTransform(transform);
layer->SetPosition(position);
layer->SetBounds(bounds);
}
void SetProperties(Layer* layer,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
SetBaseProperties(layer, transform, position, bounds);
}
void SetProperties(LayerImpl* layer,
const gfx::Transform& transform,
const gfx::PointF& position,
const gfx::Size& bounds) {
SetBaseProperties(layer, transform, position, bounds);
layer->SetContentBounds(layer->bounds());
}
void SetReplica(Layer* owning_layer, scoped_refptr<Layer> layer) {
owning_layer->SetReplicaLayer(layer.get());
replica_layers_.push_back(layer);
}
void SetReplica(LayerImpl* owning_layer, scoped_ptr<LayerImpl> layer) {
owning_layer->SetReplicaLayer(layer.Pass());
}
void SetMask(Layer* owning_layer, scoped_refptr<Layer> layer) {
owning_layer->SetMaskLayer(layer.get());
mask_layers_.push_back(layer);
}
void SetMask(LayerImpl* owning_layer, scoped_ptr<LayerImpl> layer) {
owning_layer->SetMaskLayer(layer.Pass());
}
bool opaque_layers_;
FakeLayerTreeHostClient client_;
scoped_ptr<FakeLayerTreeHost> host_;
// These hold ownership of the layers for the duration of the test.
typename Types::LayerPtrType root_;
scoped_ptr<RenderSurfaceLayerList> render_surface_layer_list_;
LayerImplList render_surface_layer_list_impl_;
typename Types::TestLayerIterator layer_iterator_begin_;
typename Types::TestLayerIterator layer_iterator_;
typename Types::LayerType* last_layer_visited_;
LayerList replica_layers_;
LayerList mask_layers_;
};
template <>
FakeLayerTreeHost*
OcclusionTrackerTest<OcclusionTrackerTestMainThreadTypes>::GetHost() {
return host_.get();
}
template <>
LayerTreeImpl*
OcclusionTrackerTest<OcclusionTrackerTestImplThreadTypes>::GetHost() {
return host_->host_impl()->active_tree();
}
#define RUN_TEST_MAIN_THREAD_OPAQUE_LAYERS(ClassName) \
class ClassName##MainThreadOpaqueLayers \
: public ClassName<OcclusionTrackerTestMainThreadTypes> { \
public: /* NOLINT(whitespace/indent) */ \
ClassName##MainThreadOpaqueLayers() \
: ClassName<OcclusionTrackerTestMainThreadTypes>(true) {} \
}; \
TEST_F(ClassName##MainThreadOpaqueLayers, RunTest) { RunMyTest(); }
#define RUN_TEST_MAIN_THREAD_OPAQUE_PAINTS(ClassName) \
class ClassName##MainThreadOpaquePaints \
: public ClassName<OcclusionTrackerTestMainThreadTypes> { \
public: /* NOLINT(whitespace/indent) */ \
ClassName##MainThreadOpaquePaints() \
: ClassName<OcclusionTrackerTestMainThreadTypes>(false) {} \
}; \
TEST_F(ClassName##MainThreadOpaquePaints, RunTest) { RunMyTest(); }
#define RUN_TEST_IMPL_THREAD_OPAQUE_LAYERS(ClassName) \
class ClassName##ImplThreadOpaqueLayers \
: public ClassName<OcclusionTrackerTestImplThreadTypes> { \
public: /* NOLINT(whitespace/indent) */ \
ClassName##ImplThreadOpaqueLayers() \
: ClassName<OcclusionTrackerTestImplThreadTypes>(true) {} \
}; \
TEST_F(ClassName##ImplThreadOpaqueLayers, RunTest) { RunMyTest(); }
#define RUN_TEST_IMPL_THREAD_OPAQUE_PAINTS(ClassName) \
class ClassName##ImplThreadOpaquePaints \
: public ClassName<OcclusionTrackerTestImplThreadTypes> { \
public: /* NOLINT(whitespace/indent) */ \
ClassName##ImplThreadOpaquePaints() \
: ClassName<OcclusionTrackerTestImplThreadTypes>(false) {} \
}; \
TEST_F(ClassName##ImplThreadOpaquePaints, RunTest) { RunMyTest(); }
#define ALL_OCCLUSIONTRACKER_TEST(ClassName) \
RUN_TEST_MAIN_THREAD_OPAQUE_LAYERS(ClassName) \
RUN_TEST_MAIN_THREAD_OPAQUE_PAINTS(ClassName) \
RUN_TEST_IMPL_THREAD_OPAQUE_LAYERS(ClassName) \
RUN_TEST_IMPL_THREAD_OPAQUE_PAINTS(ClassName)
#define MAIN_THREAD_TEST(ClassName) \
RUN_TEST_MAIN_THREAD_OPAQUE_LAYERS(ClassName)
#define IMPL_THREAD_TEST(ClassName) \
RUN_TEST_IMPL_THREAD_OPAQUE_LAYERS(ClassName)
#define MAIN_AND_IMPL_THREAD_TEST(ClassName) \
RUN_TEST_MAIN_THREAD_OPAQUE_LAYERS(ClassName) \
RUN_TEST_IMPL_THREAD_OPAQUE_LAYERS(ClassName)
template <class Types>
class OcclusionTrackerTestIdentityTransforms
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestIdentityTransforms(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 200));
typename Types::ContentLayerType* parent = this->CreateDrawingLayer(
root, this->identity_matrix, gfx::PointF(), gfx::Size(100, 100), true);
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
parent->SetMasksToBounds(true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(30, 30, 70, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestIdentityTransforms);
template <class Types>
class OcclusionTrackerTestRotatedChild : public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestRotatedChild(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform layer_transform;
layer_transform.Translate(250.0, 250.0);
layer_transform.Rotate(90.0);
layer_transform.Translate(-250.0, -250.0);
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::Point(0, 0), gfx::Size(200, 200));
typename Types::ContentLayerType* parent = this->CreateDrawingLayer(
root, this->identity_matrix, gfx::PointF(), gfx::Size(100, 100), true);
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
layer_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
parent->SetMasksToBounds(true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(30, 30, 70, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestRotatedChild);
template <class Types>
class OcclusionTrackerTestTranslatedChild : public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestTranslatedChild(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform layer_transform;
layer_transform.Translate(20.0, 20.0);
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 200));
typename Types::ContentLayerType* parent = this->CreateDrawingLayer(
root, this->identity_matrix, gfx::PointF(), gfx::Size(100, 100), true);
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
layer_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
parent->SetMasksToBounds(true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(50, 50, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestTranslatedChild);
template <class Types>
class OcclusionTrackerTestChildInRotatedChild
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestChildInRotatedChild(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform child_transform;
child_transform.Translate(250.0, 250.0);
child_transform.Rotate(90.0);
child_transform.Translate(-250.0, -250.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
parent->SetMasksToBounds(true);
typename Types::LayerType* child = this->CreateSurface(
parent, child_transform, gfx::PointF(30.f, 30.f), gfx::Size(500, 500));
child->SetMasksToBounds(true);
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(child,
this->identity_matrix,
gfx::PointF(10.f, 10.f),
gfx::Size(500, 500),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer, &occlusion);
this->EnterContributingSurface(child, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 430, 60, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(30, 40, 70, 60).ToString(),
occlusion.occlusion_from_inside_target().ToString());
/* Justification for the above occlusion from |layer|:
100
+---------------------+
| |
| 30 | rotate(90)
| 30 + ---------------------------------+
100 | | 10 | | ==>
| |10+---------------------------------+
| | | | | |
| | | | | |
| | | | | |
+----|--|-------------+ | |
| | | |
| | | |
| | | |500
| | | |
| | | |
| | | |
| | | |
+--|-------------------------------+ |
| |
+---------------------------------+
500
+---------------------+
| |30 Visible region of |layer|: /////
| |
| +---------------------------------+
100| | |10 |
| +---------------------------------+ |
| | |///////////////| 420 | |
| | |///////////////|60 | |
| | |///////////////| | |
+--|--|---------------+ | |
20|10| 70 | |
| | | |
| | | |
| | | |
| | | |
| | | |
| | |10|
| +------------------------------|--+
| 490 |
+---------------------------------+
500
*/
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestChildInRotatedChild);
template <class Types>
class OcclusionTrackerTestScaledRenderSurface
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestScaledRenderSurface(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 200));
gfx::Transform layer1_matrix;
layer1_matrix.Scale(2.0, 2.0);
typename Types::ContentLayerType* layer1 = this->CreateDrawingLayer(
parent, layer1_matrix, gfx::PointF(), gfx::Size(100, 100), true);
Types::SetForceRenderSurface(layer1, true);
gfx::Transform layer2_matrix;
layer2_matrix.Translate(25.0, 25.0);
typename Types::ContentLayerType* layer2 = this->CreateDrawingLayer(
layer1, layer2_matrix, gfx::PointF(), gfx::Size(50, 50), true);
typename Types::ContentLayerType* occluder =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(100.f, 100.f),
gfx::Size(500, 500),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(occluder, &occlusion);
this->EnterLayer(layer2, &occlusion);
EXPECT_EQ(gfx::Rect(100, 100, 100, 100).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestScaledRenderSurface);
template <class Types>
class OcclusionTrackerTestVisitTargetTwoTimes
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestVisitTargetTwoTimes(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 200));
typename Types::LayerType* surface = this->CreateSurface(
root, this->identity_matrix, gfx::PointF(30.f, 30.f), gfx::Size());
typename Types::ContentLayerType* surface_child =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(10.f, 10.f),
gfx::Size(50, 50),
true);
// |top_layer| makes |root|'s surface get considered by OcclusionTracker
// first, instead of |surface|'s. This exercises different code in
// LeaveToRenderTarget, as the target surface has already been seen when
// leaving |surface| later.
typename Types::ContentLayerType* top_layer =
this->CreateDrawingLayer(root,
this->identity_matrix,
gfx::PointF(40.f, 90.f),
gfx::Size(50, 20),
true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(top_layer, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(40, 90, 50, 20).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitLayer(surface_child, &occlusion);
EXPECT_EQ(gfx::Rect(10, 60, 50, 20).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 10, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->EnterContributingSurface(surface, &occlusion);
EXPECT_EQ(gfx::Rect(10, 60, 50, 20).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 10, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
// Occlusion from |top_layer| already in the root target should get merged
// with the occlusion from the |surface| we are leaving now.
this->LeaveContributingSurface(surface, &occlusion);
this->EnterLayer(root, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_EQ(gfx::Rect(40, 40, 50, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestVisitTargetTwoTimes);
template <class Types>
class OcclusionTrackerTestSurfaceRotatedOffAxis
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceRotatedOffAxis(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform child_transform;
child_transform.Translate(250.0, 250.0);
child_transform.Rotate(95.0);
child_transform.Translate(-250.0, -250.0);
gfx::Transform layer_transform;
layer_transform.Translate(10.0, 10.0);
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(1000, 1000));
typename Types::ContentLayerType* parent = this->CreateDrawingLayer(
root, this->identity_matrix, gfx::PointF(), gfx::Size(100, 100), true);
typename Types::LayerType* child = this->CreateSurface(
parent, child_transform, gfx::PointF(30.f, 30.f), gfx::Size(500, 500));
typename Types::ContentLayerType* layer = this->CreateDrawingLayer(
child, layer_transform, gfx::PointF(), gfx::Size(500, 500), true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
gfx::Rect clipped_layer_in_child = MathUtil::MapEnclosingClippedRect(
layer_transform, layer->visible_content_rect());
this->VisitLayer(layer, &occlusion);
this->EnterContributingSurface(child, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(clipped_layer_in_child.ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestSurfaceRotatedOffAxis);
template <class Types>
class OcclusionTrackerTestSurfaceWithTwoOpaqueChildren
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceWithTwoOpaqueChildren(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform child_transform;
child_transform.Translate(250.0, 250.0);
child_transform.Rotate(90.0);
child_transform.Translate(-250.0, -250.0);
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(1000, 1000));
typename Types::ContentLayerType* parent = this->CreateDrawingLayer(
root, this->identity_matrix, gfx::PointF(), gfx::Size(100, 100), true);
parent->SetMasksToBounds(true);
typename Types::ContentLayerType* child =
this->CreateDrawingSurface(parent,
child_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
false);
child->SetMasksToBounds(true);
typename Types::ContentLayerType* layer1 =
this->CreateDrawingLayer(child,
this->identity_matrix,
gfx::PointF(10.f, 10.f),
gfx::Size(500, 500),
true);
typename Types::ContentLayerType* layer2 =
this->CreateDrawingLayer(child,
this->identity_matrix,
gfx::PointF(10.f, 450.f),
gfx::Size(500, 60),
true);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer2, &occlusion);
this->VisitLayer(layer1, &occlusion);
this->VisitLayer(child, &occlusion);
this->EnterContributingSurface(child, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 430, 60, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(30, 40, 70, 60).ToString(),
occlusion.occlusion_from_inside_target().ToString());
/* Justification for the above occlusion from |layer1| and |layer2|:
+---------------------+
| |30 Visible region of |layer1|: /////
| | Visible region of |layer2|: \\\\\
| +---------------------------------+
| | |10 |
| +---------------+-----------------+ |
| | |\\\\\\\\\\\\|//| 420 | |
| | |\\\\\\\\\\\\|//|60 | |
| | |\\\\\\\\\\\\|//| | |
+--|--|------------|--+ | |
20|10| 70 | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | |10|
| +------------|-----------------|--+
| | 490 |
+---------------+-----------------+
60 440
*/
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestSurfaceWithTwoOpaqueChildren);
template <class Types>
class OcclusionTrackerTestOverlappingSurfaceSiblings
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestOverlappingSurfaceSiblings(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
parent->SetMasksToBounds(true);
typename Types::LayerType* child1 = this->CreateSurface(
parent, this->identity_matrix, gfx::PointF(10.f, 0.f), gfx::Size());
typename Types::LayerType* child2 = this->CreateSurface(
parent, this->identity_matrix, gfx::PointF(30.f, 0.f), gfx::Size());
typename Types::ContentLayerType* layer1 = this->CreateDrawingLayer(
child1, this->identity_matrix, gfx::PointF(), gfx::Size(40, 50), true);
typename Types::ContentLayerType* layer2 =
this->CreateDrawingLayer(child2,
this->identity_matrix,
gfx::PointF(10.f, 0.f),
gfx::Size(40, 50),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer2, &occlusion);
this->EnterContributingSurface(child2, &occlusion);
// layer2's occlusion.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 0, 40, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child2, &occlusion);
this->VisitLayer(layer1, &occlusion);
this->EnterContributingSurface(child1, &occlusion);
// layer2's occlusion in the target space of layer1.
EXPECT_EQ(gfx::Rect(30, 0, 40, 50).ToString(),
occlusion.occlusion_from_outside_target().ToString());
// layer1's occlusion.
EXPECT_EQ(gfx::Rect(0, 0, 40, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child1, &occlusion);
this->EnterLayer(parent, &occlusion);
// The occlusion from from layer1 and layer2 is merged.
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_EQ(gfx::Rect(10, 0, 70, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestOverlappingSurfaceSiblings);
template <class Types>
class OcclusionTrackerTestOverlappingSurfaceSiblingsWithTwoTransforms
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestOverlappingSurfaceSiblingsWithTwoTransforms(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform child1_transform;
child1_transform.Translate(250.0, 250.0);
child1_transform.Rotate(-90.0);
child1_transform.Translate(-250.0, -250.0);
gfx::Transform child2_transform;
child2_transform.Translate(250.0, 250.0);
child2_transform.Rotate(90.0);
child2_transform.Translate(-250.0, -250.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
parent->SetMasksToBounds(true);
typename Types::LayerType* child1 = this->CreateSurface(
parent, child1_transform, gfx::PointF(30.f, 20.f), gfx::Size(10, 10));
typename Types::LayerType* child2 =
this->CreateDrawingSurface(parent,
child2_transform,
gfx::PointF(20.f, 40.f),
gfx::Size(10, 10),
false);
typename Types::ContentLayerType* layer1 =
this->CreateDrawingLayer(child1,
this->identity_matrix,
gfx::PointF(-10.f, -20.f),
gfx::Size(510, 510),
true);
typename Types::ContentLayerType* layer2 =
this->CreateDrawingLayer(child2,
this->identity_matrix,
gfx::PointF(-10.f, -10.f),
gfx::Size(510, 510),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(layer2, &occlusion);
this->EnterLayer(child2, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(-10, 420, 70, 80).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(child2, &occlusion);
this->EnterContributingSurface(child2, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(-10, 420, 70, 80).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child2, &occlusion);
this->VisitLayer(layer1, &occlusion);
this->EnterContributingSurface(child1, &occlusion);
EXPECT_EQ(gfx::Rect(420, -10, 70, 80).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(420, -20, 80, 90).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(child1, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(10, 20, 90, 80).ToString(),
occlusion.occlusion_from_inside_target().ToString());
/* Justification for the above occlusion:
100
+---------------------+
|20 | layer1
10+----------------------------------+
100 || 30 | layer2 |
|20+----------------------------------+
|| | | | |
|| | | | |
|| | | | |
+|-|------------------+ | |
| | | | 510
| | 510 | |
| | | |
| | | |
| | | |
| | | |
| | 520 | |
+----------------------------------+ |
| |
+----------------------------------+
510
*/
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestOverlappingSurfaceSiblingsWithTwoTransforms);
template <class Types>
class OcclusionTrackerTestFilters : public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestFilters(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform layer_transform;
layer_transform.Translate(250.0, 250.0);
layer_transform.Rotate(90.0);
layer_transform.Translate(-250.0, -250.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
parent->SetMasksToBounds(true);
typename Types::ContentLayerType* blur_layer =
this->CreateDrawingLayer(parent,
layer_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
typename Types::ContentLayerType* opaque_layer =
this->CreateDrawingLayer(parent,
layer_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
typename Types::ContentLayerType* opacity_layer =
this->CreateDrawingLayer(parent,
layer_transform,
gfx::PointF(30.f, 30.f),
gfx::Size(500, 500),
true);
Types::SetForceRenderSurface(blur_layer, true);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(10.f));
blur_layer->SetFilters(filters);
Types::SetForceRenderSurface(opaque_layer, true);
filters.Clear();
filters.Append(FilterOperation::CreateGrayscaleFilter(0.5f));
opaque_layer->SetFilters(filters);
Types::SetForceRenderSurface(opacity_layer, true);
filters.Clear();
filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
opacity_layer->SetFilters(filters);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
// Opacity layer won't contribute to occlusion.
this->VisitLayer(opacity_layer, &occlusion);
this->EnterContributingSurface(opacity_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
// And has nothing to contribute to its parent surface.
this->LeaveContributingSurface(opacity_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
// Opaque layer will contribute to occlusion.
this->VisitLayer(opaque_layer, &occlusion);
this->EnterContributingSurface(opaque_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_EQ(gfx::Rect(0, 430, 70, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
// And it gets translated to the parent surface.
this->LeaveContributingSurface(opaque_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_EQ(gfx::Rect(30, 30, 70, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
// The blur layer needs to throw away any occlusion from outside its
// subtree.
this->EnterLayer(blur_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
// And it won't contribute to occlusion.
this->LeaveLayer(blur_layer, &occlusion);
this->EnterContributingSurface(blur_layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
// But the opaque layer's occlusion is preserved on the parent.
this->LeaveContributingSurface(blur_layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_EQ(gfx::Rect(30, 30, 70, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestFilters);
template <class Types>
class OcclusionTrackerTestReplicaDoesOcclude
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestReplicaDoesOcclude(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 200));
typename Types::LayerType* surface = this->CreateDrawingSurface(
parent, this->identity_matrix, gfx::PointF(), gfx::Size(50, 50), true);
this->CreateReplicaLayer(
surface, this->identity_matrix, gfx::PointF(0.f, 50.f), gfx::Size());
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitContributingSurface(surface, &occlusion);
this->EnterLayer(parent, &occlusion);
// The surface and replica should both be occluding the parent.
EXPECT_EQ(gfx::Rect(50, 100).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestReplicaDoesOcclude);
template <class Types>
class OcclusionTrackerTestReplicaWithClipping
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestReplicaWithClipping(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 170));
parent->SetMasksToBounds(true);
typename Types::LayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(0.f, 100.f),
gfx::Size(50, 50),
true);
this->CreateReplicaLayer(
surface, this->identity_matrix, gfx::PointF(0.f, 50.f), gfx::Size());
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface, &occlusion);
// The surface layer's occlusion in its own space.
EXPECT_EQ(gfx::Rect(0, 0, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
this->VisitContributingSurface(surface, &occlusion);
this->EnterLayer(parent, &occlusion);
// The surface and replica should both be occluding the parent, the
// replica's occlusion is clipped by the parent.
EXPECT_EQ(gfx::Rect(0, 100, 50, 70).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestReplicaWithClipping);
template <class Types>
class OcclusionTrackerTestReplicaWithMask : public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestReplicaWithMask(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 200));
typename Types::LayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(0.f, 100.f),
gfx::Size(50, 50),
true);
typename Types::LayerType* replica = this->CreateReplicaLayer(
surface, this->identity_matrix, gfx::PointF(50.f, 50.f), gfx::Size());
this->CreateMaskLayer(replica, gfx::Size(10, 10));
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitContributingSurface(surface, &occlusion);
this->EnterLayer(parent, &occlusion);
// The replica should not be occluding the parent, since it has a mask
// applied to it.
EXPECT_EQ(gfx::Rect(0, 100, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestReplicaWithMask);
template <class Types>
class OcclusionTrackerTestOpaqueContentsRegionEmpty
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestOpaqueContentsRegionEmpty(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* layer =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(200, 200),
false);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->EnterLayer(layer, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
this->LeaveLayer(layer, &occlusion);
this->VisitContributingSurface(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
}
};
MAIN_AND_IMPL_THREAD_TEST(OcclusionTrackerTestOpaqueContentsRegionEmpty);
template <class Types>
class OcclusionTrackerTestOpaqueContentsRegionNonEmpty
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestOpaqueContentsRegionNonEmpty(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(100.f, 100.f),
gfx::Size(200, 200),
false);
this->CalcDrawEtc(parent);
{
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
layer->SetOpaqueContentsRect(gfx::Rect(0, 0, 100, 100));
this->ResetLayerIterator();
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect(100, 100, 100, 100).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
{
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
layer->SetOpaqueContentsRect(gfx::Rect(20, 20, 180, 180));
this->ResetLayerIterator();
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect(120, 120, 180, 180).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
{
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
layer->SetOpaqueContentsRect(gfx::Rect(150, 150, 100, 100));
this->ResetLayerIterator();
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_EQ(gfx::Rect(250, 250, 50, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
}
};
MAIN_AND_IMPL_THREAD_TEST(OcclusionTrackerTestOpaqueContentsRegionNonEmpty);
template <class Types>
class OcclusionTrackerTestUnsorted3dLayers
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestUnsorted3dLayers(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
// Currently, The main thread layer iterator does not iterate over 3d items
// in sorted order, because layer sorting is not performed on the main
// thread. Because of this, the occlusion tracker cannot assume that a 3d
// layer occludes other layers that have not yet been iterated over. For
// now, the expected behavior is that a 3d layer simply does not add any
// occlusion to the occlusion tracker.
gfx::Transform translation_to_front;
translation_to_front.Translate3d(0.0, 0.0, -10.0);
gfx::Transform translation_to_back;
translation_to_front.Translate3d(0.0, 0.0, -100.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* child1 = this->CreateDrawingLayer(
parent, translation_to_back, gfx::PointF(), gfx::Size(100, 100), true);
typename Types::ContentLayerType* child2 =
this->CreateDrawingLayer(parent,
translation_to_front,
gfx::PointF(50.f, 50.f),
gfx::Size(100, 100),
true);
parent->SetShouldFlattenTransform(false);
parent->Set3dSortingContextId(1);
child1->Set3dSortingContextId(1);
child2->Set3dSortingContextId(1);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(child2, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
this->VisitLayer(child1, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
}
};
// This test will have different layer ordering on the impl thread; the test
// will only work on the main thread.
MAIN_THREAD_TEST(OcclusionTrackerTestUnsorted3dLayers);
template <class Types>
class OcclusionTrackerTestLayerBehindCameraDoesNotOcclude
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestLayerBehindCameraDoesNotOcclude(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform transform;
transform.Translate(50.0, 50.0);
transform.ApplyPerspectiveDepth(100.0);
transform.Translate3d(0.0, 0.0, 110.0);
transform.Translate(-50.0, -50.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
typename Types::ContentLayerType* layer = this->CreateDrawingLayer(
parent, transform, gfx::PointF(), gfx::Size(100, 100), true);
parent->SetShouldFlattenTransform(false);
parent->Set3dSortingContextId(1);
layer->SetShouldFlattenTransform(false);
layer->Set3dSortingContextId(1);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
// The |layer| is entirely behind the camera and should not occlude.
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
}
};
template <class Types>
class OcclusionTrackerTestAnimationOpacity1OnMainThread
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestAnimationOpacity1OnMainThread(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
// parent
// +--layer
// +--surface
// | +--surface_child
// | +--surface_child2
// +--parent2
// +--topmost
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface_child =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(200, 300),
true);
typename Types::ContentLayerType* surface_child2 =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 300),
true);
typename Types::ContentLayerType* parent2 =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
false);
typename Types::ContentLayerType* topmost =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(250.f, 0.f),
gfx::Size(50, 300),
true);
AddOpacityTransitionToController(
layer->layer_animation_controller(), 10.0, 0.f, 1.f, false);
AddOpacityTransitionToController(
surface->layer_animation_controller(), 10.0, 0.f, 1.f, false);
this->CalcDrawEtc(parent);
EXPECT_TRUE(layer->draw_opacity_is_animating());
EXPECT_FALSE(surface->draw_opacity_is_animating());
EXPECT_TRUE(surface->render_surface()->draw_opacity_is_animating());
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(topmost, &occlusion);
this->EnterLayer(parent2, &occlusion);
// This occlusion will affect all surfaces.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(parent2, &occlusion);
this->VisitLayer(surface_child2, &occlusion);
this->EnterLayer(surface_child, &occlusion);
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface_child, &occlusion);
this->EnterLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 200, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface, &occlusion);
this->EnterContributingSurface(surface, &occlusion);
// Occlusion within the surface is lost when leaving the animating surface.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(surface, &occlusion);
// Occlusion from outside the animating surface still exists.
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
// Occlusion is not added for the animating |layer|.
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
}
};
MAIN_THREAD_TEST(OcclusionTrackerTestAnimationOpacity1OnMainThread);
template <class Types>
class OcclusionTrackerTestAnimationOpacity0OnMainThread
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestAnimationOpacity0OnMainThread(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface_child =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(200, 300),
true);
typename Types::ContentLayerType* surface_child2 =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 300),
true);
typename Types::ContentLayerType* parent2 =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
false);
typename Types::ContentLayerType* topmost =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(250.f, 0.f),
gfx::Size(50, 300),
true);
AddOpacityTransitionToController(
layer->layer_animation_controller(), 10.0, 1.f, 0.f, false);
AddOpacityTransitionToController(
surface->layer_animation_controller(), 10.0, 1.f, 0.f, false);
this->CalcDrawEtc(parent);
EXPECT_TRUE(layer->draw_opacity_is_animating());
EXPECT_FALSE(surface->draw_opacity_is_animating());
EXPECT_TRUE(surface->render_surface()->draw_opacity_is_animating());
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(topmost, &occlusion);
this->EnterLayer(parent2, &occlusion);
// This occlusion will affect all surfaces.
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->LeaveLayer(parent2, &occlusion);
this->VisitLayer(surface_child2, &occlusion);
this->EnterLayer(surface_child, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 100, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->LeaveLayer(surface_child, &occlusion);
this->EnterLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 200, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->LeaveLayer(surface, &occlusion);
this->EnterContributingSurface(surface, &occlusion);
// Occlusion within the surface is lost when leaving the animating surface.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->LeaveContributingSurface(surface, &occlusion);
// Occlusion from outside the animating surface still exists.
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
this->VisitLayer(layer, &occlusion);
this->EnterLayer(parent, &occlusion);
// Occlusion is not added for the animating |layer|.
EXPECT_EQ(gfx::Rect(250, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
}
};
MAIN_THREAD_TEST(OcclusionTrackerTestAnimationOpacity0OnMainThread);
template <class Types>
class OcclusionTrackerTestAnimationTranslateOnMainThread
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestAnimationTranslateOnMainThread(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
typename Types::ContentLayerType* layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(300, 300),
true);
typename Types::ContentLayerType* surface_child =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(200, 300),
true);
typename Types::ContentLayerType* surface_child2 =
this->CreateDrawingLayer(surface,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 300),
true);
typename Types::ContentLayerType* surface2 = this->CreateDrawingSurface(
parent, this->identity_matrix, gfx::PointF(), gfx::Size(50, 300), true);
AddAnimatedTransformToController(
layer->layer_animation_controller(), 10.0, 30, 0);
AddAnimatedTransformToController(
surface->layer_animation_controller(), 10.0, 30, 0);
AddAnimatedTransformToController(
surface_child->layer_animation_controller(), 10.0, 30, 0);
this->CalcDrawEtc(parent);
EXPECT_TRUE(layer->draw_transform_is_animating());
EXPECT_TRUE(layer->screen_space_transform_is_animating());
EXPECT_TRUE(
surface->render_surface()->target_surface_transforms_are_animating());
EXPECT_TRUE(
surface->render_surface()->screen_space_transforms_are_animating());
// The surface owning layer doesn't animate against its own surface.
EXPECT_FALSE(surface->draw_transform_is_animating());
EXPECT_TRUE(surface->screen_space_transform_is_animating());
EXPECT_TRUE(surface_child->draw_transform_is_animating());
EXPECT_TRUE(surface_child->screen_space_transform_is_animating());
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface2, &occlusion);
this->EnterContributingSurface(surface2, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveContributingSurface(surface2, &occlusion);
this->EnterLayer(surface_child2, &occlusion);
// surface_child2 is moving in screen space but not relative to its target,
// so occlusion should happen in its target space only. It also means that
// things occluding from outside the target (e.g. surface2) cannot occlude
// this layer.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface_child2, &occlusion);
this->EnterLayer(surface_child, &occlusion);
// surface_child2 added to the occlusion since it is not moving relative
// to its target.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface_child, &occlusion);
// surface_child is moving relative to its target, so it does not add
// occlusion.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->EnterLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface, &occlusion);
// The surface's owning layer is moving in screen space but not relative to
// its target, so it adds to the occlusion.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 300, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->EnterContributingSurface(surface, &occlusion);
this->LeaveContributingSurface(surface, &occlusion);
// The |surface| is moving in the screen and in its target, so all occlusion
// within the surface is lost when leaving it. Only the |surface2| occlusion
// is left.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitLayer(layer, &occlusion);
// The |layer| is animating in the screen and in its target, so no occlusion
// is added.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 50, 300).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
MAIN_THREAD_TEST(OcclusionTrackerTestAnimationTranslateOnMainThread);
template <class Types>
class OcclusionTrackerTestSurfaceOcclusionTranslatesToParent
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceOcclusionTranslatesToParent(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform surface_transform;
surface_transform.Translate(300.0, 300.0);
surface_transform.Scale(2.0, 2.0);
surface_transform.Translate(-150.0, -150.0);
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(500, 500));
typename Types::ContentLayerType* surface = this->CreateDrawingSurface(
parent, surface_transform, gfx::PointF(), gfx::Size(300, 300), false);
typename Types::ContentLayerType* surface2 =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(50.f, 50.f),
gfx::Size(300, 300),
false);
surface->SetOpaqueContentsRect(gfx::Rect(0, 0, 200, 200));
surface2->SetOpaqueContentsRect(gfx::Rect(0, 0, 200, 200));
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface2, &occlusion);
this->VisitContributingSurface(surface2, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(50, 50, 200, 200).ToString(),
occlusion.occlusion_from_inside_target().ToString());
// Clear any stored occlusion.
occlusion.set_occlusion_from_outside_target(SimpleEnclosedRegion());
occlusion.set_occlusion_from_inside_target(SimpleEnclosedRegion());
this->VisitLayer(surface, &occlusion);
this->VisitContributingSurface(surface, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 400, 400).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
MAIN_AND_IMPL_THREAD_TEST(
OcclusionTrackerTestSurfaceOcclusionTranslatesToParent);
template <class Types>
class OcclusionTrackerTestSurfaceOcclusionTranslatesWithClipping
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceOcclusionTranslatesWithClipping(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 300));
parent->SetMasksToBounds(true);
typename Types::ContentLayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(500, 300),
false);
surface->SetOpaqueContentsRect(gfx::Rect(0, 0, 400, 200));
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(surface, &occlusion);
this->VisitContributingSurface(surface, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 300, 200).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
MAIN_AND_IMPL_THREAD_TEST(
OcclusionTrackerTestSurfaceOcclusionTranslatesWithClipping);
template <class Types>
class OcclusionTrackerTestSurfaceWithReplicaUnoccluded
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceWithReplicaUnoccluded(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 200));
typename Types::LayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 100),
true);
this->CreateReplicaLayer(surface,
this->identity_matrix,
gfx::PointF(0.f, 100.f),
gfx::Size(100, 100));
typename Types::LayerType* topmost =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 110),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
// |topmost| occludes the surface, but not the entire surface's replica.
this->VisitLayer(topmost, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 110).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitLayer(surface, &occlusion);
// Render target with replica ignores occlusion from outside.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->EnterContributingSurface(surface, &occlusion);
// Only occlusion from outside the surface occludes the surface/replica.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_on_contributing_surface_from_outside_target()
.ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 110).ToString(),
occlusion.occlusion_on_contributing_surface_from_inside_target()
.ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestSurfaceWithReplicaUnoccluded);
template <class Types>
class OcclusionTrackerTestSurfaceChildOfSurface
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestSurfaceChildOfSurface(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
// This test verifies that the surface cliprect does not end up empty and
// clip away the entire unoccluded rect.
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 200));
typename Types::LayerType* surface =
this->CreateDrawingSurface(parent,
this->identity_matrix,
gfx::PointF(),
gfx::Size(100, 100),
false);
typename Types::LayerType* surface_child =
this->CreateDrawingSurface(surface,
this->identity_matrix,
gfx::PointF(0.f, 10.f),
gfx::Size(100, 50),
true);
typename Types::LayerType* topmost = this->CreateDrawingLayer(
parent, this->identity_matrix, gfx::PointF(), gfx::Size(100, 50), true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(-100, -100, 1000, 1000));
// |topmost| occludes everything partially so we know occlusion is happening
// at all.
this->VisitLayer(topmost, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitLayer(surface_child, &occlusion);
// surface_child increases the occlusion in the screen by a narrow sliver.
EXPECT_EQ(gfx::Rect(0, -10, 100, 50).ToString(),
occlusion.occlusion_from_outside_target().ToString());
// In its own surface, surface_child is at 0,0 as is its occlusion.
EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
// The root layer always has a clip rect. So the parent of |surface| has a
// clip rect. However, the owning layer for |surface| does not mask to
// bounds, so it doesn't have a clip rect of its own. Thus the parent of
// |surface_child| exercises different code paths as its parent does not
// have a clip rect.
this->EnterContributingSurface(surface_child, &occlusion);
// The |surface_child| can't occlude its own surface, but occlusion from
// |topmost| can.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_on_contributing_surface_from_outside_target()
.ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
occlusion.occlusion_on_contributing_surface_from_inside_target()
.ToString());
this->LeaveContributingSurface(surface_child, &occlusion);
// When the surface_child's occlusion is transformed up to its parent, make
// sure it is not clipped away inappropriately.
this->EnterLayer(surface, &occlusion);
EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 10, 100, 50).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->LeaveLayer(surface, &occlusion);
this->EnterContributingSurface(surface, &occlusion);
// The occlusion from inside |surface| can't affect the surface, but
// |topmost| can.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_on_contributing_surface_from_outside_target()
.ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 50).ToString(),
occlusion.occlusion_on_contributing_surface_from_inside_target()
.ToString());
this->LeaveContributingSurface(surface, &occlusion);
this->EnterLayer(parent, &occlusion);
// The occlusion in |surface| and without are merged into the parent.
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 60).ToString(),
occlusion.occlusion_from_inside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestSurfaceChildOfSurface);
template <class Types>
class OcclusionTrackerTestDontOccludePixelsNeededForBackgroundFilter
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestDontOccludePixelsNeededForBackgroundFilter(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform scale_by_half;
scale_by_half.Scale(0.5, 0.5);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(10.f));
// Save the distance of influence for the blur effect.
int outset_top, outset_right, outset_bottom, outset_left;
filters.GetOutsets(
&outset_top, &outset_right, &outset_bottom, &outset_left);
enum Direction {
LEFT,
RIGHT,
TOP,
BOTTOM,
LAST_DIRECTION = BOTTOM,
};
for (int i = 0; i <= LAST_DIRECTION; ++i) {
SCOPED_TRACE(i);
// Make a 50x50 filtered surface that is adjacent to occluding layers
// which are above it in the z-order in various configurations. The
// surface is scaled to test that the pixel moving is done in the target
// space, where the background filter is applied.
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 200));
typename Types::LayerType* filtered_surface =
this->CreateDrawingLayer(parent,
scale_by_half,
gfx::PointF(50.f, 50.f),
gfx::Size(100, 100),
false);
Types::SetForceRenderSurface(filtered_surface, true);
filtered_surface->SetBackgroundFilters(filters);
gfx::Rect occlusion_rect;
switch (i) {
case LEFT:
occlusion_rect = gfx::Rect(0, 0, 50, 200);
break;
case RIGHT:
occlusion_rect = gfx::Rect(100, 0, 50, 200);
break;
case TOP:
occlusion_rect = gfx::Rect(0, 0, 200, 50);
break;
case BOTTOM:
occlusion_rect = gfx::Rect(0, 100, 200, 50);
break;
}
typename Types::LayerType* occluding_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
occlusion_rect.origin(),
occlusion_rect.size(),
true);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 200, 200));
// This layer occludes pixels directly beside the filtered_surface.
// Because filtered surface blends pixels in a radius, it will need to see
// some of the pixels (up to radius far) underneath the occluding layers.
this->VisitLayer(occluding_layer, &occlusion);
EXPECT_EQ(occlusion_rect.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
this->VisitLayer(filtered_surface, &occlusion);
// The occlusion is used fully inside the surface.
gfx::Rect occlusion_inside_surface =
occlusion_rect - gfx::Vector2d(50, 50);
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
EXPECT_EQ(occlusion_inside_surface.ToString(),
occlusion.occlusion_from_outside_target().ToString());
// The surface has a background blur, so it needs pixels that are
// currently considered occluded in order to be drawn. So the pixels it
// needs should be removed some the occluded area so that when we get to
// the parent they are drawn.
this->VisitContributingSurface(filtered_surface, &occlusion);
this->EnterLayer(parent, &occlusion);
gfx::Rect expected_occlusion = occlusion_rect;
switch (i) {
case LEFT:
expected_occlusion.Inset(0, 0, outset_right, 0);
break;
case RIGHT:
expected_occlusion.Inset(outset_right, 0, 0, 0);
break;
case TOP:
expected_occlusion.Inset(0, 0, 0, outset_right);
break;
case BOTTOM:
expected_occlusion.Inset(0, outset_right, 0, 0);
break;
}
EXPECT_EQ(expected_occlusion.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
this->DestroyLayers();
}
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestDontOccludePixelsNeededForBackgroundFilter);
template <class Types>
class OcclusionTrackerTestTwoBackgroundFiltersReduceOcclusionTwice
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestTwoBackgroundFiltersReduceOcclusionTwice(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform scale_by_half;
scale_by_half.Scale(0.5, 0.5);
// Makes two surfaces that completely cover |parent|. The occlusion both
// above and below the filters will be reduced by each of them.
typename Types::ContentLayerType* root = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(75, 75));
typename Types::LayerType* parent = this->CreateSurface(
root, scale_by_half, gfx::PointF(), gfx::Size(150, 150));
parent->SetMasksToBounds(true);
typename Types::LayerType* filtered_surface1 = this->CreateDrawingLayer(
parent, scale_by_half, gfx::PointF(), gfx::Size(300, 300), false);
typename Types::LayerType* filtered_surface2 = this->CreateDrawingLayer(
parent, scale_by_half, gfx::PointF(), gfx::Size(300, 300), false);
typename Types::LayerType* occluding_layer_above =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(100.f, 100.f),
gfx::Size(50, 50),
true);
// Filters make the layers own surfaces.
Types::SetForceRenderSurface(filtered_surface1, true);
Types::SetForceRenderSurface(filtered_surface2, true);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(1.f));
filtered_surface1->SetBackgroundFilters(filters);
filtered_surface2->SetBackgroundFilters(filters);
// Save the distance of influence for the blur effect.
int outset_top, outset_right, outset_bottom, outset_left;
filters.GetOutsets(
&outset_top, &outset_right, &outset_bottom, &outset_left);
this->CalcDrawEtc(root);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(occluding_layer_above, &occlusion);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_EQ(gfx::Rect(100 / 2, 100 / 2, 50 / 2, 50 / 2).ToString(),
occlusion.occlusion_from_inside_target().ToString());
this->VisitLayer(filtered_surface2, &occlusion);
this->VisitContributingSurface(filtered_surface2, &occlusion);
this->VisitLayer(filtered_surface1, &occlusion);
this->VisitContributingSurface(filtered_surface1, &occlusion);
// Test expectations in the target.
gfx::Rect expected_occlusion =
gfx::Rect(100 / 2 + outset_right * 2,
100 / 2 + outset_bottom * 2,
50 / 2 - (outset_left + outset_right) * 2,
50 / 2 - (outset_top + outset_bottom) * 2);
EXPECT_EQ(expected_occlusion.ToString(),
occlusion.occlusion_from_inside_target().ToString());
// Test expectations in the screen are the same as in the target, as the
// render surface is 1:1 with the screen.
EXPECT_EQ(expected_occlusion.ToString(),
occlusion.occlusion_from_outside_target().ToString());
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestTwoBackgroundFiltersReduceOcclusionTwice);
template <class Types>
class OcclusionTrackerTestDontReduceOcclusionBelowBackgroundFilter
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestDontReduceOcclusionBelowBackgroundFilter(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform scale_by_half;
scale_by_half.Scale(0.5, 0.5);
// Make a surface and its replica, each 50x50, with a smaller 30x30 layer
// centered below each. The surface is scaled to test that the pixel moving
// is done in the target space, where the background filter is applied, but
// the surface appears at 50, 50 and the replica at 200, 50.
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 150));
typename Types::LayerType* behind_surface_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(60.f, 60.f),
gfx::Size(30, 30),
true);
typename Types::LayerType* behind_replica_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(210.f, 60.f),
gfx::Size(30, 30),
true);
typename Types::LayerType* filtered_surface =
this->CreateDrawingLayer(parent,
scale_by_half,
gfx::PointF(50.f, 50.f),
gfx::Size(100, 100),
false);
this->CreateReplicaLayer(filtered_surface,
this->identity_matrix,
gfx::PointF(300.f, 0.f),
gfx::Size());
// Filters make the layer own a surface.
Types::SetForceRenderSurface(filtered_surface, true);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(3.f));
filtered_surface->SetBackgroundFilters(filters);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
// The surface has a background blur, so it blurs non-opaque pixels below
// it.
this->VisitLayer(filtered_surface, &occlusion);
this->VisitContributingSurface(filtered_surface, &occlusion);
this->VisitLayer(behind_replica_layer, &occlusion);
// The layers behind the surface are not blurred, and their occlusion does
// not change, until we leave the surface. So it should not be modified by
// the filter here.
gfx::Rect occlusion_behind_replica = gfx::Rect(210, 60, 30, 30);
EXPECT_EQ(occlusion_behind_replica.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
// Clear the occlusion so the |behind_surface_layer| can add its occlusion
// without existing occlusion interfering.
occlusion.set_occlusion_from_inside_target(SimpleEnclosedRegion());
this->VisitLayer(behind_surface_layer, &occlusion);
// The layers behind the surface are not blurred, and their occlusion does
// not change, until we leave the surface. So it should not be modified by
// the filter here.
gfx::Rect occlusion_behind_surface = gfx::Rect(60, 60, 30, 30);
EXPECT_EQ(occlusion_behind_surface.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestDontReduceOcclusionBelowBackgroundFilter);
template <class Types>
class OcclusionTrackerTestDontReduceOcclusionIfBackgroundFilterIsOccluded
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestDontReduceOcclusionIfBackgroundFilterIsOccluded(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform scale_by_half;
scale_by_half.Scale(0.5, 0.5);
// Make a 50x50 filtered surface that is completely occluded by an opaque
// layer which is above it in the z-order. The surface is
// scaled to test that the pixel moving is done in the target space, where
// the background filter is applied, but the surface appears at 50, 50.
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(200, 150));
typename Types::LayerType* filtered_surface =
this->CreateDrawingLayer(parent,
scale_by_half,
gfx::PointF(50.f, 50.f),
gfx::Size(100, 100),
false);
typename Types::LayerType* occluding_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(50.f, 50.f),
gfx::Size(50, 50),
true);
// Filters make the layer own a surface.
Types::SetForceRenderSurface(filtered_surface, true);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(3.f));
filtered_surface->SetBackgroundFilters(filters);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(occluding_layer, &occlusion);
this->VisitLayer(filtered_surface, &occlusion);
{
// The layers above the filtered surface occlude from outside.
gfx::Rect occlusion_above_surface = gfx::Rect(0, 0, 50, 50);
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(occlusion_above_surface.ToString(),
occlusion.occlusion_from_outside_target().ToString());
}
// The surface has a background blur, so it blurs non-opaque pixels below
// it.
this->VisitContributingSurface(filtered_surface, &occlusion);
{
// The filter is completely occluded, so it should not blur anything and
// reduce any occlusion.
gfx::Rect occlusion_above_surface = gfx::Rect(50, 50, 50, 50);
EXPECT_EQ(occlusion_above_surface.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_EQ(gfx::Rect().ToString(),
occlusion.occlusion_from_outside_target().ToString());
}
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestDontReduceOcclusionIfBackgroundFilterIsOccluded);
template <class Types>
class OcclusionTrackerTestReduceOcclusionWhenBackgroundFilterIsPartiallyOccluded
: public OcclusionTrackerTest<Types> {
protected:
explicit
OcclusionTrackerTestReduceOcclusionWhenBackgroundFilterIsPartiallyOccluded(
bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
gfx::Transform scale_by_half;
scale_by_half.Scale(0.5, 0.5);
// Make a surface and its replica, each 50x50, that are partially occluded
// by opaque layers which are above them in the z-order. The surface is
// scaled to test that the pixel moving is done in the target space, where
// the background filter is applied, but the surface appears at 50, 50 and
// the replica at 200, 50.
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(300, 150));
typename Types::LayerType* filtered_surface =
this->CreateDrawingLayer(parent,
scale_by_half,
gfx::PointF(50.f, 50.f),
gfx::Size(100, 100),
false);
this->CreateReplicaLayer(filtered_surface,
this->identity_matrix,
gfx::PointF(300.f, 0.f),
gfx::Size());
typename Types::LayerType* above_surface_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(70.f, 50.f),
gfx::Size(30, 50),
true);
typename Types::LayerType* above_replica_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(200.f, 50.f),
gfx::Size(30, 50),
true);
typename Types::LayerType* beside_surface_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(90.f, 40.f),
gfx::Size(10, 10),
true);
typename Types::LayerType* beside_replica_layer =
this->CreateDrawingLayer(parent,
this->identity_matrix,
gfx::PointF(200.f, 40.f),
gfx::Size(10, 10),
true);
// Filters make the layer own a surface.
Types::SetForceRenderSurface(filtered_surface, true);
FilterOperations filters;
filters.Append(FilterOperation::CreateBlurFilter(3.f));
filtered_surface->SetBackgroundFilters(filters);
// Save the distance of influence for the blur effect.
int outset_top, outset_right, outset_bottom, outset_left;
filters.GetOutsets(
&outset_top, &outset_right, &outset_bottom, &outset_left);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(beside_replica_layer, &occlusion);
this->VisitLayer(beside_surface_layer, &occlusion);
this->VisitLayer(above_replica_layer, &occlusion);
this->VisitLayer(above_surface_layer, &occlusion);
// The surface has a background blur, so it blurs non-opaque pixels below
// it.
this->VisitLayer(filtered_surface, &occlusion);
this->VisitContributingSurface(filtered_surface, &occlusion);
// The filter in the surface and replica are partially unoccluded. Only the
// unoccluded parts should reduce occlusion. This means it will push back
// the occlusion that touches the unoccluded part (occlusion_above___), but
// it will not touch occlusion_beside____ since that is not beside the
// unoccluded part of the surface, even though it is beside the occluded
// part of the surface.
gfx::Rect occlusion_above_surface =
gfx::Rect(70 + outset_right, 50, 30 - outset_right, 50);
gfx::Rect occlusion_above_replica =
gfx::Rect(200, 50, 30 - outset_left, 50);
gfx::Rect occlusion_beside_surface = gfx::Rect(90, 40, 10, 10);
gfx::Rect occlusion_beside_replica = gfx::Rect(200, 40, 10, 10);
SimpleEnclosedRegion expected_occlusion;
expected_occlusion.Union(occlusion_beside_replica);
expected_occlusion.Union(occlusion_beside_surface);
expected_occlusion.Union(occlusion_above_replica);
expected_occlusion.Union(occlusion_above_surface);
EXPECT_EQ(expected_occlusion.ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
const SimpleEnclosedRegion& actual_occlusion =
occlusion.occlusion_from_inside_target();
for (size_t i = 0; i < expected_occlusion.GetRegionComplexity(); ++i) {
ASSERT_LT(i, actual_occlusion.GetRegionComplexity());
EXPECT_EQ(expected_occlusion.GetRect(i), actual_occlusion.GetRect(i));
}
}
};
ALL_OCCLUSIONTRACKER_TEST(
OcclusionTrackerTestReduceOcclusionWhenBackgroundFilterIsPartiallyOccluded);
template <class Types>
class OcclusionTrackerTestBlendModeDoesNotOcclude
: public OcclusionTrackerTest<Types> {
protected:
explicit OcclusionTrackerTestBlendModeDoesNotOcclude(bool opaque_layers)
: OcclusionTrackerTest<Types>(opaque_layers) {}
void RunMyTest() override {
typename Types::ContentLayerType* parent = this->CreateRoot(
this->identity_matrix, gfx::PointF(), gfx::Size(100, 100));
typename Types::LayerType* blend_mode_layer = this->CreateDrawingLayer(
parent, this->identity_matrix, gfx::PointF(0.f, 0.f),
gfx::Size(100, 100), true);
typename Types::LayerType* top_layer = this->CreateDrawingLayer(
parent, this->identity_matrix, gfx::PointF(10.f, 12.f),
gfx::Size(20, 22), true);
// Blend mode makes the layer own a surface.
Types::SetForceRenderSurface(blend_mode_layer, true);
blend_mode_layer->SetBlendMode(SkXfermode::kMultiply_Mode);
this->CalcDrawEtc(parent);
TestOcclusionTrackerWithClip<typename Types::LayerType> occlusion(
gfx::Rect(0, 0, 1000, 1000));
this->VisitLayer(top_layer, &occlusion);
// |top_layer| occludes.
EXPECT_EQ(gfx::Rect(10, 12, 20, 22).ToString(),
occlusion.occlusion_from_inside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_outside_target().IsEmpty());
this->VisitLayer(blend_mode_layer, &occlusion);
// |top_layer| occludes but not |blend_mode_layer|.
EXPECT_EQ(gfx::Rect(10, 12, 20, 22).ToString(),
occlusion.occlusion_from_outside_target().ToString());
EXPECT_TRUE(occlusion.occlusion_from_inside_target().IsEmpty());
this->VisitContributingSurface(blend_mode_layer, &occlusion);
// |top_layer| occludes but not |blend_mode_layer|.
EXPECT_EQ(gfx::Rect(10, 12, 20, 22).ToString(),
occlusion.occlusion_from_inside_target().ToString());