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mojo / mojo / 5e66a79729a658ce54b1ec33f4d4d108bdfccaff / . / cc / layers / picture_layer_impl_unittest.cc
blob: 0c22377d018ce8667134450b0dc6df214221c6de [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/layers/picture_layer_impl.h"
#include <algorithm>
#include <limits>
#include <set>
#include <utility>
#include "cc/base/math_util.h"
#include "cc/layers/append_quads_data.h"
#include "cc/layers/picture_layer.h"
#include "cc/quads/draw_quad.h"
#include "cc/quads/tile_draw_quad.h"
#include "cc/resources/tiling_set_raster_queue_all.h"
#include "cc/resources/tiling_set_raster_queue_required.h"
#include "cc/test/begin_frame_args_test.h"
#include "cc/test/fake_content_layer_client.h"
#include "cc/test/fake_impl_proxy.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_picture_pile_impl.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/impl_side_painting_settings.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "cc/test/test_web_graphics_context_3d.h"
#include "cc/trees/layer_tree_impl.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/rect_conversions.h"
#include "ui/gfx/geometry/size_conversions.h"
namespace cc {
namespace {
#define EXPECT_BOTH_EQ(expression, x) \
do { \
EXPECT_EQ(x, pending_layer_->expression); \
EXPECT_EQ(x, active_layer_->expression); \
} while (false)
#define EXPECT_BOTH_NE(expression, x) \
do { \
EXPECT_NE(x, pending_layer_->expression); \
EXPECT_NE(x, active_layer_->expression); \
} while (false)
class MockCanvas : public SkCanvas {
public:
explicit MockCanvas(int w, int h) : SkCanvas(w, h) {}
void onDrawRect(const SkRect& rect, const SkPaint& paint) override {
// Capture calls before SkCanvas quickReject() kicks in.
rects_.push_back(rect);
}
std::vector<SkRect> rects_;
};
class NoLowResTilingsSettings : public ImplSidePaintingSettings {};
class LowResTilingsSettings : public ImplSidePaintingSettings {
public:
LowResTilingsSettings() { create_low_res_tiling = true; }
};
class PictureLayerImplTest : public testing::Test {
public:
PictureLayerImplTest()
: proxy_(base::MessageLoopProxy::current()),
host_impl_(LowResTilingsSettings(), &proxy_, &shared_bitmap_manager_),
root_id_(6),
id_(7),
pending_layer_(nullptr),
old_pending_layer_(nullptr),
active_layer_(nullptr) {
host_impl_.SetViewportSize(gfx::Size(10000, 10000));
}
explicit PictureLayerImplTest(const LayerTreeSettings& settings)
: proxy_(base::MessageLoopProxy::current()),
host_impl_(settings, &proxy_, &shared_bitmap_manager_),
root_id_(6),
id_(7) {
host_impl_.SetViewportSize(gfx::Size(10000, 10000));
}
~PictureLayerImplTest() override {}
void SetUp() override { InitializeRenderer(); }
virtual void InitializeRenderer() {
host_impl_.InitializeRenderer(FakeOutputSurface::Create3d());
}
void SetupDefaultTrees(const gfx::Size& layer_bounds) {
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
}
void SetupDefaultTreesWithInvalidation(const gfx::Size& layer_bounds,
const Region& invalidation) {
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, invalidation);
}
void ActivateTree() {
host_impl_.ActivateSyncTree();
CHECK(!host_impl_.pending_tree());
CHECK(host_impl_.recycle_tree());
old_pending_layer_ = pending_layer_;
pending_layer_ = nullptr;
active_layer_ = static_cast<FakePictureLayerImpl*>(
host_impl_.active_tree()->LayerById(id_));
host_impl_.active_tree()->UpdateDrawProperties();
}
void SetupDefaultTreesWithFixedTileSize(const gfx::Size& layer_bounds,
const gfx::Size& tile_size,
const Region& invalidation) {
gfx::Size pile_tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(pile_tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(pile_tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size,
invalidation);
}
void SetupTrees(
scoped_refptr<PicturePileImpl> pending_pile,
scoped_refptr<PicturePileImpl> active_pile) {
SetupPendingTree(active_pile);
ActivateTree();
SetupPendingTreeInternal(pending_pile, gfx::Size(), Region());
}
void SetupTreesWithInvalidation(scoped_refptr<PicturePileImpl> pending_pile,
scoped_refptr<PicturePileImpl> active_pile,
const Region& pending_invalidation) {
SetupPendingTreeInternal(active_pile, gfx::Size(), Region());
ActivateTree();
SetupPendingTreeInternal(pending_pile, gfx::Size(), pending_invalidation);
}
void SetupTreesWithFixedTileSize(scoped_refptr<PicturePileImpl> pending_pile,
scoped_refptr<PicturePileImpl> active_pile,
const gfx::Size& tile_size,
const Region& pending_invalidation) {
SetupPendingTreeInternal(active_pile, tile_size, Region());
ActivateTree();
SetupPendingTreeInternal(pending_pile, tile_size, pending_invalidation);
}
void SetupPendingTree(scoped_refptr<RasterSource> raster_source) {
SetupPendingTreeInternal(raster_source, gfx::Size(), Region());
}
void SetupPendingTreeWithInvalidation(
scoped_refptr<RasterSource> raster_source,
const Region& invalidation) {
SetupPendingTreeInternal(raster_source, gfx::Size(), invalidation);
}
void SetupPendingTreeWithFixedTileSize(
scoped_refptr<RasterSource> raster_source,
const gfx::Size& tile_size,
const Region& invalidation) {
SetupPendingTreeInternal(raster_source, tile_size, invalidation);
}
void SetupPendingTreeInternal(scoped_refptr<RasterSource> raster_source,
const gfx::Size& tile_size,
const Region& invalidation) {
host_impl_.CreatePendingTree();
host_impl_.pending_tree()->PushPageScaleFromMainThread(1.f, 0.25f, 100.f);
LayerTreeImpl* pending_tree = host_impl_.pending_tree();
// Steal from the recycled tree if possible.
scoped_ptr<LayerImpl> pending_root = pending_tree->DetachLayerTree();
scoped_ptr<FakePictureLayerImpl> pending_layer;
DCHECK_IMPLIES(pending_root, pending_root->id() == root_id_);
if (!pending_root) {
pending_root = LayerImpl::Create(pending_tree, root_id_);
pending_layer = FakePictureLayerImpl::Create(pending_tree, id_);
if (!tile_size.IsEmpty())
pending_layer->set_fixed_tile_size(tile_size);
pending_layer->SetDrawsContent(true);
} else {
pending_layer.reset(static_cast<FakePictureLayerImpl*>(
pending_root->RemoveChild(pending_root->children()[0]).release()));
if (!tile_size.IsEmpty())
pending_layer->set_fixed_tile_size(tile_size);
}
pending_root->SetHasRenderSurface(true);
// The bounds() just mirror the pile size.
pending_layer->SetBounds(raster_source->GetSize());
pending_layer->SetContentBounds(raster_source->GetSize());
pending_layer->SetRasterSourceOnPending(raster_source, invalidation);
pending_root->AddChild(pending_layer.Pass());
pending_tree->SetRootLayer(pending_root.Pass());
pending_layer_ = static_cast<FakePictureLayerImpl*>(
host_impl_.pending_tree()->LayerById(id_));
// Add tilings/tiles for the layer.
host_impl_.pending_tree()->UpdateDrawProperties();
}
void SetupDrawPropertiesAndUpdateTiles(FakePictureLayerImpl* layer,
float ideal_contents_scale,
float device_scale_factor,
float page_scale_factor,
float maximum_animation_contents_scale,
bool animating_transform_to_screen) {
layer->draw_properties().ideal_contents_scale = ideal_contents_scale;
layer->draw_properties().device_scale_factor = device_scale_factor;
layer->draw_properties().page_scale_factor = page_scale_factor;
layer->draw_properties().maximum_animation_contents_scale =
maximum_animation_contents_scale;
layer->draw_properties().screen_space_transform_is_animating =
animating_transform_to_screen;
bool resourceless_software_draw = false;
layer->UpdateTiles(Occlusion(), resourceless_software_draw);
}
static void VerifyAllTilesExistAndHavePile(
const PictureLayerTiling* tiling,
PicturePileImpl* pile) {
for (PictureLayerTiling::CoverageIterator iter(
tiling,
tiling->contents_scale(),
gfx::Rect(tiling->tiling_size()));
iter;
++iter) {
EXPECT_TRUE(*iter);
EXPECT_EQ(pile, iter->raster_source());
}
}
void SetContentsScaleOnBothLayers(float contents_scale,
float device_scale_factor,
float page_scale_factor,
float maximum_animation_contents_scale,
bool animating_transform) {
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
contents_scale,
device_scale_factor,
page_scale_factor,
maximum_animation_contents_scale,
animating_transform);
SetupDrawPropertiesAndUpdateTiles(active_layer_,
contents_scale,
device_scale_factor,
page_scale_factor,
maximum_animation_contents_scale,
animating_transform);
}
void ResetTilingsAndRasterScales() {
pending_layer_->ReleaseResources();
active_layer_->ReleaseResources();
if (pending_layer_)
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
if (active_layer_)
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
}
void AssertAllTilesRequired(PictureLayerTiling* tiling) {
std::vector<Tile*> tiles = tiling->AllTilesForTesting();
for (size_t i = 0; i < tiles.size(); ++i)
EXPECT_TRUE(tiles[i]->required_for_activation()) << "i: " << i;
EXPECT_GT(tiles.size(), 0u);
}
void AssertNoTilesRequired(PictureLayerTiling* tiling) {
std::vector<Tile*> tiles = tiling->AllTilesForTesting();
for (size_t i = 0; i < tiles.size(); ++i)
EXPECT_FALSE(tiles[i]->required_for_activation()) << "i: " << i;
EXPECT_GT(tiles.size(), 0u);
}
protected:
void TestQuadsForSolidColor(bool test_for_solid);
FakeImplProxy proxy_;
TestSharedBitmapManager shared_bitmap_manager_;
FakeLayerTreeHostImpl host_impl_;
int root_id_;
int id_;
FakePictureLayerImpl* pending_layer_;
FakePictureLayerImpl* old_pending_layer_;
FakePictureLayerImpl* active_layer_;
private:
DISALLOW_COPY_AND_ASSIGN(PictureLayerImplTest);
};
class NoLowResPictureLayerImplTest : public PictureLayerImplTest {
public:
NoLowResPictureLayerImplTest()
: PictureLayerImplTest(NoLowResTilingsSettings()) {}
};
TEST_F(PictureLayerImplTest, TileGridAlignment) {
// Layer to span 4 raster tiles in x and in y
ImplSidePaintingSettings settings;
gfx::Size layer_size(settings.default_tile_size.width() * 7 / 2,
settings.default_tile_size.height() * 7 / 2);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(layer_size, layer_size);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(layer_size, layer_size);
SetupTrees(pending_pile, active_pile);
// Add 1x1 rects at the centers of each tile, then re-record pile contents
active_layer_->tilings()->tiling_at(0)->CreateAllTilesForTesting();
std::vector<Tile*> tiles =
active_layer_->tilings()->tiling_at(0)->AllTilesForTesting();
EXPECT_EQ(16u, tiles.size());
std::vector<SkRect> rects;
std::vector<Tile*>::const_iterator tile_iter;
for (tile_iter = tiles.begin(); tile_iter < tiles.end(); tile_iter++) {
gfx::Point tile_center = (*tile_iter)->content_rect().CenterPoint();
gfx::Rect rect(tile_center.x(), tile_center.y(), 1, 1);
active_pile->add_draw_rect(rect);
rects.push_back(SkRect::MakeXYWH(rect.x(), rect.y(), 1, 1));
}
// Force re-raster with newly injected content
active_pile->RemoveRecordingAt(0, 0);
active_pile->AddRecordingAt(0, 0);
std::vector<SkRect>::const_iterator rect_iter = rects.begin();
for (tile_iter = tiles.begin(); tile_iter < tiles.end(); tile_iter++) {
MockCanvas mock_canvas(1000, 1000);
active_pile->PlaybackToSharedCanvas(&mock_canvas,
(*tile_iter)->content_rect(), 1.0f);
// This test verifies that when drawing the contents of a specific tile
// at content scale 1.0, the playback canvas never receives content from
// neighboring tiles which indicates that the tile grid embedded in
// SkPicture is perfectly aligned with the compositor's tiles.
EXPECT_EQ(1u, mock_canvas.rects_.size());
EXPECT_EQ(*rect_iter, mock_canvas.rects_[0]);
rect_iter++;
}
}
TEST_F(PictureLayerImplTest, CloneNoInvalidation) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, Region());
EXPECT_EQ(pending_layer_->tilings()->num_tilings(),
active_layer_->tilings()->num_tilings());
const PictureLayerTilingSet* tilings = pending_layer_->tilings();
EXPECT_GT(tilings->num_tilings(), 0u);
for (size_t i = 0; i < tilings->num_tilings(); ++i)
VerifyAllTilesExistAndHavePile(tilings->tiling_at(i), pending_pile.get());
}
TEST_F(PictureLayerImplTest, ExternalViewportRectForPrioritizingTiles) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, Region());
SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.f, 1.f, 1.f, 1.f, false);
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
// Update tiles with viewport for tile priority as (0, 0, 100, 100) and the
// identify transform for tile priority.
bool resourceless_software_draw = false;
gfx::Rect viewport = gfx::Rect(layer_bounds),
viewport_rect_for_tile_priority = gfx::Rect(0, 0, 100, 100);
gfx::Transform transform, transform_for_tile_priority;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport_rect_for_tile_priority,
transform_for_tile_priority,
resourceless_software_draw);
host_impl_.active_tree()->UpdateDrawProperties();
gfx::Rect viewport_rect_for_tile_priority_in_view_space =
viewport_rect_for_tile_priority;
// Verify the viewport rect for tile priority is used in picture layer tiling.
EXPECT_EQ(viewport_rect_for_tile_priority_in_view_space,
active_layer_->GetViewportForTilePriorityInContentSpace());
PictureLayerTilingSet* tilings = active_layer_->tilings();
for (size_t i = 0; i < tilings->num_tilings(); i++) {
PictureLayerTiling* tiling = tilings->tiling_at(i);
EXPECT_EQ(
tiling->GetCurrentVisibleRectForTesting(),
gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space,
tiling->contents_scale()));
}
// Update tiles with viewport for tile priority as (200, 200, 100, 100) in
// screen space and the transform for tile priority is translated and
// rotated. The actual viewport for tile priority used by PictureLayerImpl
// should be (200, 200, 100, 100) applied with the said transform.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
viewport_rect_for_tile_priority = gfx::Rect(200, 200, 100, 100);
transform_for_tile_priority.Translate(100, 100);
transform_for_tile_priority.Rotate(45);
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport_rect_for_tile_priority,
transform_for_tile_priority,
resourceless_software_draw);
host_impl_.active_tree()->UpdateDrawProperties();
gfx::Transform screen_to_view(gfx::Transform::kSkipInitialization);
bool success = transform_for_tile_priority.GetInverse(&screen_to_view);
EXPECT_TRUE(success);
// Note that we don't clip this to the layer bounds, since it is expected that
// the rect will sometimes be outside of the layer bounds. If we clip to
// bounds, then tile priorities will end up being incorrect in cases of fully
// offscreen layer.
viewport_rect_for_tile_priority_in_view_space =
gfx::ToEnclosingRect(MathUtil::ProjectClippedRect(
screen_to_view, viewport_rect_for_tile_priority));
EXPECT_EQ(viewport_rect_for_tile_priority_in_view_space,
active_layer_->GetViewportForTilePriorityInContentSpace());
tilings = active_layer_->tilings();
for (size_t i = 0; i < tilings->num_tilings(); i++) {
PictureLayerTiling* tiling = tilings->tiling_at(i);
EXPECT_EQ(
tiling->GetCurrentVisibleRectForTesting(),
gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space,
tiling->contents_scale()));
}
}
TEST_F(PictureLayerImplTest, InvalidViewportForPrioritizingTiles) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, Region());
SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.f, 1.f, 1.f, 1.f, false);
// UpdateTiles with valid viewport. Should update tile viewport.
// Note viewport is considered invalid if and only if in resourceless
// software draw.
bool resourceless_software_draw = false;
gfx::Rect viewport = gfx::Rect(layer_bounds);
gfx::Transform transform;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->draw_properties().visible_content_rect = viewport;
active_layer_->draw_properties().screen_space_transform = transform;
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
gfx::Rect visible_rect_for_tile_priority =
active_layer_->visible_rect_for_tile_priority();
EXPECT_FALSE(visible_rect_for_tile_priority.IsEmpty());
gfx::Transform screen_space_transform_for_tile_priority =
active_layer_->screen_space_transform();
// Expand viewport and set it as invalid for prioritizing tiles.
// Should update viewport and transform, but not update visible rect.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
resourceless_software_draw = true;
viewport = gfx::ScaleToEnclosingRect(viewport, 2);
transform.Translate(1.f, 1.f);
active_layer_->draw_properties().visible_content_rect = viewport;
active_layer_->draw_properties().screen_space_transform = transform;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
// Transform for tile priority is updated.
EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
active_layer_->screen_space_transform());
// Visible rect for tile priority retains old value.
EXPECT_EQ(visible_rect_for_tile_priority,
active_layer_->visible_rect_for_tile_priority());
// Keep expanded viewport but mark it valid. Should update tile viewport.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
resourceless_software_draw = false;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
active_layer_->screen_space_transform());
EXPECT_EQ(viewport, active_layer_->visible_rect_for_tile_priority());
}
TEST_F(PictureLayerImplTest, ClonePartialInvalidation) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
gfx::Rect layer_invalidation(150, 200, 30, 180);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> lost_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(lost_pile, gfx::Size(50, 50), Region());
ActivateTree();
// Add a non-shared tiling on the active tree.
PictureLayerTiling* tiling = active_layer_->AddTiling(3.f);
tiling->CreateAllTilesForTesting();
// Then setup a new pending tree and activate it.
SetupTreesWithFixedTileSize(pending_pile, active_pile, gfx::Size(50, 50),
layer_invalidation);
EXPECT_EQ(2u, pending_layer_->num_tilings());
EXPECT_EQ(3u, active_layer_->num_tilings());
const PictureLayerTilingSet* tilings = pending_layer_->tilings();
EXPECT_GT(tilings->num_tilings(), 0u);
for (size_t i = 0; i < tilings->num_tilings(); ++i) {
const PictureLayerTiling* tiling = tilings->tiling_at(i);
gfx::Rect content_invalidation = gfx::ScaleToEnclosingRect(
layer_invalidation,
tiling->contents_scale());
for (PictureLayerTiling::CoverageIterator iter(
tiling,
tiling->contents_scale(),
gfx::Rect(tiling->tiling_size()));
iter;
++iter) {
EXPECT_TRUE(*iter);
EXPECT_FALSE(iter.geometry_rect().IsEmpty());
EXPECT_EQ(pending_pile.get(), iter->raster_source());
}
}
tilings = active_layer_->tilings();
EXPECT_GT(tilings->num_tilings(), 0u);
for (size_t i = 0; i < tilings->num_tilings(); ++i) {
const PictureLayerTiling* tiling = tilings->tiling_at(i);
gfx::Rect content_invalidation =
gfx::ScaleToEnclosingRect(layer_invalidation, tiling->contents_scale());
for (PictureLayerTiling::CoverageIterator iter(
tiling,
tiling->contents_scale(),
gfx::Rect(tiling->tiling_size()));
iter;
++iter) {
EXPECT_TRUE(*iter);
EXPECT_FALSE(iter.geometry_rect().IsEmpty());
if (iter.geometry_rect().Intersects(content_invalidation))
EXPECT_EQ(active_pile.get(), iter->raster_source());
else if (!active_layer_->GetPendingOrActiveTwinTiling(tiling))
EXPECT_EQ(active_pile.get(), iter->raster_source());
else
EXPECT_EQ(pending_pile.get(), iter->raster_source());
}
}
}
TEST_F(PictureLayerImplTest, CloneFullInvalidation) {
gfx::Size tile_size(90, 80);
gfx::Size layer_bounds(300, 500);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile,
gfx::Rect(layer_bounds));
EXPECT_EQ(pending_layer_->tilings()->num_tilings(),
active_layer_->tilings()->num_tilings());
const PictureLayerTilingSet* tilings = pending_layer_->tilings();
EXPECT_GT(tilings->num_tilings(), 0u);
for (size_t i = 0; i < tilings->num_tilings(); ++i)
VerifyAllTilesExistAndHavePile(tilings->tiling_at(i), pending_pile.get());
}
TEST_F(PictureLayerImplTest, ManageTilingsCreatesTilings) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
active_layer_->ReleaseResources();
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
SetupDrawPropertiesAndUpdateTiles(active_layer_,
6.f, // ideal contents scale
3.f, // device scale
2.f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(6.f * low_res_factor,
active_layer_->tilings()->tiling_at(1)->contents_scale());
// If we change the page scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
6.6f, // ideal contents scale
3.f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(4u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.6f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(6.6f * low_res_factor,
active_layer_->tilings()->tiling_at(2)->contents_scale());
// If we change the device scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
7.26f, // ideal contents scale
3.3f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(6u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(7.26f * low_res_factor,
active_layer_->tilings()->tiling_at(3)->contents_scale());
// If we change the device scale factor, but end up at the same total scale
// factor somehow, then we don't get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
7.26f, // ideal contents scale
2.2f, // device scale
3.3f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(6u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(7.26f * low_res_factor,
active_layer_->tilings()->tiling_at(3)->contents_scale());
}
TEST_F(PictureLayerImplTest, PendingLayerOnlyHasHighAndLowResTiling) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
pending_layer_->ReleaseResources();
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
6.f, // ideal contents scale
3.f, // device scale
2.f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(6.f * low_res_factor,
pending_layer_->tilings()->tiling_at(1)->contents_scale());
// If we change the page scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
6.6f, // ideal contents scale
3.f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.6f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(6.6f * low_res_factor,
pending_layer_->tilings()->tiling_at(1)->contents_scale());
// If we change the device scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
7.26f, // ideal contents scale
3.3f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(7.26f * low_res_factor,
pending_layer_->tilings()->tiling_at(1)->contents_scale());
// If we change the device scale factor, but end up at the same total scale
// factor somehow, then we don't get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
7.26f, // ideal contents scale
2.2f, // device scale
3.3f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(7.26f * low_res_factor,
pending_layer_->tilings()->tiling_at(1)->contents_scale());
}
TEST_F(PictureLayerImplTest, CreateTilingsEvenIfTwinHasNone) {
// This test makes sure that if a layer can have tilings, then a commit makes
// it not able to have tilings (empty size), and then a future commit that
// makes it valid again should be able to create tilings.
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> empty_pile =
FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> valid_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(valid_pile);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
ActivateTree();
SetupPendingTree(empty_pile);
EXPECT_FALSE(pending_layer_->CanHaveTilings());
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
ASSERT_EQ(0u, pending_layer_->tilings()->num_tilings());
ActivateTree();
EXPECT_FALSE(active_layer_->CanHaveTilings());
ASSERT_EQ(0u, active_layer_->tilings()->num_tilings());
SetupPendingTree(valid_pile);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
ASSERT_EQ(0u, active_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, ZoomOutCrash) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
// Set up the high and low res tilings before pinch zoom.
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
ResetTilingsAndRasterScales();
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
SetContentsScaleOnBothLayers(32.0f, 1.0f, 32.0f, 1.0f, false);
EXPECT_EQ(32.f, active_layer_->HighResTiling()->contents_scale());
host_impl_.PinchGestureBegin();
SetContentsScaleOnBothLayers(1.0f, 1.0f, 1.0f, 1.0f, false);
SetContentsScaleOnBothLayers(1.0f, 1.0f, 1.0f, 1.0f, false);
EXPECT_EQ(active_layer_->tilings()->NumHighResTilings(), 1);
}
TEST_F(PictureLayerImplTest, PinchGestureTilings) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
// Set up the high and low res tilings before pinch zoom.
SetupTrees(pending_pile, active_pile);
ResetTilingsAndRasterScales();
SetContentsScaleOnBothLayers(2.f, 1.0f, 2.f, 1.0f, false);
EXPECT_BOTH_EQ(num_tilings(), 2u);
EXPECT_BOTH_EQ(tilings()->tiling_at(0)->contents_scale(), 2.f);
EXPECT_BOTH_EQ(tilings()->tiling_at(1)->contents_scale(),
2.f * low_res_factor);
// Start a pinch gesture.
host_impl_.PinchGestureBegin();
// Zoom out by a small amount. We should create a tiling at half
// the scale (2/kMaxScaleRatioDuringPinch).
SetContentsScaleOnBothLayers(1.8f, 1.0f, 1.8f, 1.0f, false);
EXPECT_EQ(3u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(2.0f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(1.0f,
active_layer_->tilings()->tiling_at(1)->contents_scale());
EXPECT_FLOAT_EQ(2.0f * low_res_factor,
active_layer_->tilings()->tiling_at(2)->contents_scale());
// Zoom out further, close to our low-res scale factor. We should
// use that tiling as high-res, and not create a new tiling.
SetContentsScaleOnBothLayers(low_res_factor * 2.1f, 1.0f,
low_res_factor * 2.1f, 1.0f, false);
EXPECT_EQ(3u, active_layer_->tilings()->num_tilings());
// Zoom in a lot now. Since we increase by increments of
// kMaxScaleRatioDuringPinch, this will create a new tiling at 4.0.
SetContentsScaleOnBothLayers(3.8f, 1.0f, 3.8f, 1.f, false);
EXPECT_EQ(4u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(4.0f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
}
TEST_F(PictureLayerImplTest, SnappedTilingDuringZoom) {
gfx::Size tile_size(300, 300);
gfx::Size layer_bounds(2600, 3800);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
ResetTilingsAndRasterScales();
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
// Set up the high and low res tilings before pinch zoom.
SetContentsScaleOnBothLayers(0.24f, 1.0f, 0.24f, 1.0f, false);
EXPECT_EQ(2u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(0.24f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(0.0625f,
active_layer_->tilings()->tiling_at(1)->contents_scale());
// Start a pinch gesture.
host_impl_.PinchGestureBegin();
// Zoom out by a small amount. We should create a tiling at half
// the scale (1/kMaxScaleRatioDuringPinch).
SetContentsScaleOnBothLayers(0.2f, 1.0f, 0.2f, 1.0f, false);
EXPECT_EQ(3u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(0.24f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_FLOAT_EQ(0.12f,
active_layer_->tilings()->tiling_at(1)->contents_scale());
EXPECT_FLOAT_EQ(0.0625,
active_layer_->tilings()->tiling_at(2)->contents_scale());
// Zoom out further, close to our low-res scale factor. We should
// use that tiling as high-res, and not create a new tiling.
SetContentsScaleOnBothLayers(0.1f, 1.0f, 0.1f, 1.0f, false);
EXPECT_EQ(3u, active_layer_->tilings()->num_tilings());
// Zoom in. 0.25(desired_scale) should be snapped to 0.24 during zoom-in
// because 0.25(desired_scale) is within the ratio(1.2).
SetContentsScaleOnBothLayers(0.25f, 1.0f, 0.25f, 1.0f, false);
EXPECT_EQ(3u, active_layer_->tilings()->num_tilings());
// Zoom in a lot. Since we move in factors of two, we should get a scale that
// is a power of 2 times 0.24.
SetContentsScaleOnBothLayers(1.f, 1.0f, 1.f, 1.0f, false);
EXPECT_EQ(4u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(1.92f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
}
TEST_F(PictureLayerImplTest, CleanUpTilings) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
std::vector<PictureLayerTiling*> used_tilings;
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
float scale = 1.f;
float page_scale = 1.f;
SetupTrees(pending_pile, active_pile);
EXPECT_EQ(2u, active_layer_->tilings()->num_tilings());
EXPECT_EQ(1.f, active_layer_->HighResTiling()->contents_scale());
// We only have ideal tilings, so they aren't removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
EXPECT_EQ(2u, active_layer_->tilings()->num_tilings());
host_impl_.PinchGestureBegin();
// Changing the ideal but not creating new tilings.
scale = 1.5f;
page_scale = 1.5f;
SetContentsScaleOnBothLayers(scale, 1.f, page_scale, 1.f, false);
EXPECT_EQ(2u, active_layer_->tilings()->num_tilings());
// The tilings are still our target scale, so they aren't removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
host_impl_.PinchGestureEnd();
// Create a 1.2 scale tiling. Now we have 1.0 and 1.2 tilings. Ideal = 1.2.
scale = 1.2f;
page_scale = 1.2f;
SetContentsScaleOnBothLayers(1.2f, 1.f, page_scale, 1.f, false);
ASSERT_EQ(4u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(
1.f,
active_layer_->tilings()->tiling_at(1)->contents_scale());
EXPECT_FLOAT_EQ(
1.f * low_res_factor,
active_layer_->tilings()->tiling_at(3)->contents_scale());
// Mark the non-ideal tilings as used. They won't be removed.
used_tilings.clear();
used_tilings.push_back(active_layer_->tilings()->tiling_at(1));
used_tilings.push_back(active_layer_->tilings()->tiling_at(3));
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(4u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 0.5. Our target stays 1.2.
SetContentsScaleOnBothLayers(0.5f, 1.f, page_scale, 1.f, false);
// The high resolution tiling is between target and ideal, so is not
// removed. The low res tiling for the old ideal=1.0 scale is removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 1.0. Our target stays 1.2.
SetContentsScaleOnBothLayers(1.f, 1.f, page_scale, 1.f, false);
// All the tilings are between are target and the ideal, so they are not
// removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 1.1 on the active layer. Our target stays 1.2.
SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.1f, 1.f, page_scale, 1.f,
false);
// Because the pending layer's ideal scale is still 1.0, our tilings fall
// in the range [1.0,1.2] and are kept.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
// Move the ideal scale on the pending layer to 1.1 as well. Our target stays
// 1.2 still.
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 1.1f, 1.f, page_scale, 1.f,
false);
// Our 1.0 tiling now falls outside the range between our ideal scale and our
// target raster scale. But it is in our used tilings set, so nothing is
// deleted.
used_tilings.clear();
used_tilings.push_back(active_layer_->tilings()->tiling_at(1));
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
// If we remove it from our used tilings set, it is outside the range to keep
// so it is deleted.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, DontAddLowResDuringAnimation) {
// Make sure this layer covers multiple tiles, since otherwise low
// res won't get created because it is too small.
gfx::Size tile_size(host_impl_.settings().default_tile_size);
// Avoid max untiled layer size heuristics via fixed tile size.
gfx::Size layer_bounds(tile_size.width() + 1, tile_size.height() + 1);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region());
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
float contents_scale = 1.f;
float device_scale = 1.f;
float page_scale = 1.f;
float maximum_animation_scale = 1.f;
bool animating_transform = true;
ResetTilingsAndRasterScales();
// Animating, so don't create low res even if there isn't one already.
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
EXPECT_BOTH_EQ(num_tilings(), 1u);
// Stop animating, low res gets created.
animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
EXPECT_BOTH_EQ(LowResTiling()->contents_scale(), low_res_factor);
EXPECT_BOTH_EQ(num_tilings(), 2u);
// Page scale animation, new high res, but no low res. We still have
// a tiling at the previous scale, it's just not marked as low res on the
// active layer. The pending layer drops non-ideal tilings.
contents_scale = 2.f;
page_scale = 2.f;
maximum_animation_scale = 2.f;
animating_transform = true;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 2.f);
EXPECT_FALSE(active_layer_->LowResTiling());
EXPECT_FALSE(pending_layer_->LowResTiling());
EXPECT_EQ(3u, active_layer_->num_tilings());
EXPECT_EQ(1u, pending_layer_->num_tilings());
// Stop animating, new low res gets created for final page scale.
animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 2.f);
EXPECT_BOTH_EQ(LowResTiling()->contents_scale(), 2.f * low_res_factor);
EXPECT_EQ(4u, active_layer_->num_tilings());
EXPECT_EQ(2u, pending_layer_->num_tilings());
}
TEST_F(PictureLayerImplTest, DontAddLowResForSmallLayers) {
gfx::Size layer_bounds(host_impl_.settings().default_tile_size);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
float device_scale = 1.f;
float page_scale = 1.f;
float maximum_animation_scale = 1.f;
bool animating_transform = false;
// Contents exactly fit on one tile at scale 1, no low res.
float contents_scale = 1.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), contents_scale);
EXPECT_BOTH_EQ(num_tilings(), 1u);
ResetTilingsAndRasterScales();
// Contents that are smaller than one tile, no low res.
contents_scale = 0.123f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), contents_scale);
EXPECT_BOTH_EQ(num_tilings(), 1u);
ResetTilingsAndRasterScales();
// Any content bounds that would create more than one tile will
// generate a low res tiling.
contents_scale = 2.5f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), contents_scale);
EXPECT_BOTH_EQ(LowResTiling()->contents_scale(),
contents_scale * low_res_factor);
EXPECT_BOTH_EQ(num_tilings(), 2u);
// Mask layers dont create low res since they always fit on one tile.
scoped_ptr<FakePictureLayerImpl> mask =
FakePictureLayerImpl::CreateMaskWithRasterSource(
host_impl_.pending_tree(), 3, pending_pile);
mask->SetBounds(layer_bounds);
mask->SetContentBounds(layer_bounds);
mask->SetDrawsContent(true);
SetupDrawPropertiesAndUpdateTiles(mask.get(), contents_scale, device_scale,
page_scale, maximum_animation_scale,
animating_transform);
EXPECT_EQ(mask->HighResTiling()->contents_scale(), contents_scale);
EXPECT_EQ(mask->num_tilings(), 1u);
}
TEST_F(PictureLayerImplTest, HugeMasksGetScaledDown) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakePicturePileImpl> valid_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(valid_pile);
scoped_ptr<FakePictureLayerImpl> mask_ptr =
FakePictureLayerImpl::CreateMaskWithRasterSource(
host_impl_.pending_tree(), 3, valid_pile);
mask_ptr->SetBounds(layer_bounds);
mask_ptr->SetContentBounds(layer_bounds);
mask_ptr->SetDrawsContent(true);
pending_layer_->SetMaskLayer(mask_ptr.Pass());
pending_layer_->SetHasRenderSurface(true);
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
FakePictureLayerImpl* pending_mask =
static_cast<FakePictureLayerImpl*>(pending_layer_->mask_layer());
EXPECT_EQ(1.f, pending_mask->HighResTiling()->contents_scale());
EXPECT_EQ(1u, pending_mask->num_tilings());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(
pending_mask->HighResTiling()->AllTilesForTesting());
ActivateTree();
FakePictureLayerImpl* active_mask =
static_cast<FakePictureLayerImpl*>(active_layer_->mask_layer());
// Mask layers have a tiling with a single tile in it.
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
// The mask resource exists.
ResourceProvider::ResourceId mask_resource_id;
gfx::Size mask_texture_size;
active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size);
EXPECT_NE(0u, mask_resource_id);
EXPECT_EQ(active_mask->bounds(), mask_texture_size);
// Drop resources and recreate them, still the same.
pending_mask->ReleaseResources();
active_mask->ReleaseResources();
SetupDrawPropertiesAndUpdateTiles(active_mask, 1.f, 1.f, 1.f, 1.f, false);
active_mask->HighResTiling()->CreateAllTilesForTesting();
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
EXPECT_NE(0u, mask_resource_id);
EXPECT_EQ(active_mask->bounds(), mask_texture_size);
// Resize larger than the max texture size.
int max_texture_size = host_impl_.GetRendererCapabilities().max_texture_size;
gfx::Size huge_bounds(max_texture_size + 1, 10);
scoped_refptr<FakePicturePileImpl> huge_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, huge_bounds);
SetupPendingTree(huge_pile);
pending_mask->SetBounds(huge_bounds);
pending_mask->SetContentBounds(huge_bounds);
pending_mask->SetRasterSourceOnPending(huge_pile, Region());
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
// The mask tiling gets scaled down.
EXPECT_LT(pending_mask->HighResTiling()->contents_scale(), 1.f);
EXPECT_EQ(1u, pending_mask->num_tilings());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(
pending_mask->HighResTiling()->AllTilesForTesting());
ActivateTree();
// Mask layers have a tiling with a single tile in it.
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
// The mask resource exists.
active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size);
EXPECT_NE(0u, mask_resource_id);
gfx::Size expected_size = active_mask->bounds();
expected_size.SetToMin(gfx::Size(max_texture_size, max_texture_size));
EXPECT_EQ(expected_size, mask_texture_size);
// Drop resources and recreate them, still the same.
pending_mask->ReleaseResources();
active_mask->ReleaseResources();
SetupDrawPropertiesAndUpdateTiles(active_mask, 1.f, 1.f, 1.f, 1.f, false);
active_mask->HighResTiling()->CreateAllTilesForTesting();
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
EXPECT_NE(0u, mask_resource_id);
EXPECT_EQ(expected_size, mask_texture_size);
// Do another activate, the same holds.
SetupPendingTree(huge_pile);
ActivateTree();
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
active_layer_->GetContentsResourceId(&mask_resource_id, &mask_texture_size);
EXPECT_EQ(expected_size, mask_texture_size);
EXPECT_EQ(0u, mask_resource_id);
// Resize even larger, so that the scale would be smaller than the minimum
// contents scale. Then the layer should no longer have any tiling.
float min_contents_scale = host_impl_.settings().minimum_contents_scale;
gfx::Size extra_huge_bounds(max_texture_size / min_contents_scale + 1, 10);
scoped_refptr<FakePicturePileImpl> extra_huge_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, extra_huge_bounds);
SetupPendingTree(extra_huge_pile);
pending_mask->SetBounds(extra_huge_bounds);
pending_mask->SetContentBounds(extra_huge_bounds);
pending_mask->SetRasterSourceOnPending(extra_huge_pile, Region());
EXPECT_FALSE(pending_mask->CanHaveTilings());
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
EXPECT_EQ(0u, pending_mask->num_tilings());
}
TEST_F(PictureLayerImplTest, ScaledMaskLayer) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
host_impl_.SetDeviceScaleFactor(1.3f);
scoped_refptr<FakePicturePileImpl> valid_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(valid_pile);
scoped_ptr<FakePictureLayerImpl> mask_ptr =
FakePictureLayerImpl::CreateMaskWithRasterSource(
host_impl_.pending_tree(), 3, valid_pile);
mask_ptr->SetBounds(layer_bounds);
mask_ptr->SetContentBounds(layer_bounds);
mask_ptr->SetDrawsContent(true);
pending_layer_->SetMaskLayer(mask_ptr.Pass());
pending_layer_->SetHasRenderSurface(true);
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
FakePictureLayerImpl* pending_mask =
static_cast<FakePictureLayerImpl*>(pending_layer_->mask_layer());
// Masks are scaled, and do not have a low res tiling.
EXPECT_EQ(1.3f, pending_mask->HighResTiling()->contents_scale());
EXPECT_EQ(1u, pending_mask->num_tilings());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(
pending_mask->HighResTiling()->AllTilesForTesting());
ActivateTree();
FakePictureLayerImpl* active_mask =
static_cast<FakePictureLayerImpl*>(active_layer_->mask_layer());
// Mask layers have a tiling with a single tile in it.
EXPECT_EQ(1u, active_mask->HighResTiling()->AllTilesForTesting().size());
// The mask resource exists.
ResourceProvider::ResourceId mask_resource_id;
gfx::Size mask_texture_size;
active_mask->GetContentsResourceId(&mask_resource_id, &mask_texture_size);
EXPECT_NE(0u, mask_resource_id);
gfx::Size expected_mask_texture_size =
gfx::ToCeiledSize(gfx::ScaleSize(active_mask->bounds(), 1.3f));
EXPECT_EQ(mask_texture_size, expected_mask_texture_size);
}
TEST_F(PictureLayerImplTest, ReleaseResources) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
EXPECT_EQ(2u, pending_layer_->tilings()->num_tilings());
// All tilings should be removed when losing output surface.
active_layer_->ReleaseResources();
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
pending_layer_->ReleaseResources();
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
// This should create new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
1.f, // ideal contents scale
1.f, // device scale
1.f, // page scale
1.f, // maximum animation scale
false);
EXPECT_EQ(2u, pending_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, ClampTilesToToMaxTileSize) {
// The default max tile size is larger than 400x400.
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(5000, 5000);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
EXPECT_GE(pending_layer_->tilings()->num_tilings(), 1u);
pending_layer_->tilings()->tiling_at(0)->CreateAllTilesForTesting();
// The default value.
EXPECT_EQ(gfx::Size(256, 256).ToString(),
host_impl_.settings().default_tile_size.ToString());
Tile* tile = pending_layer_->tilings()->tiling_at(0)->AllTilesForTesting()[0];
EXPECT_EQ(gfx::Size(256, 256).ToString(),
tile->content_rect().size().ToString());
ResetTilingsAndRasterScales();
// Change the max texture size on the output surface context.
scoped_ptr<TestWebGraphicsContext3D> context =
TestWebGraphicsContext3D::Create();
context->set_max_texture_size(140);
host_impl_.DidLoseOutputSurface();
host_impl_.InitializeRenderer(
FakeOutputSurface::Create3d(context.Pass()).Pass());
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 1.f, 1.f, 1.f, 1.f, false);
ASSERT_EQ(2u, pending_layer_->tilings()->num_tilings());
pending_layer_->tilings()->tiling_at(0)->CreateAllTilesForTesting();
// Verify the tiles are not larger than the context's max texture size.
tile = pending_layer_->tilings()->tiling_at(0)->AllTilesForTesting()[0];
EXPECT_GE(140, tile->content_rect().width());
EXPECT_GE(140, tile->content_rect().height());
}
TEST_F(PictureLayerImplTest, ClampSingleTileToToMaxTileSize) {
// The default max tile size is larger than 400x400.
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(500, 500);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
EXPECT_GE(pending_layer_->tilings()->num_tilings(), 1u);
pending_layer_->tilings()->tiling_at(0)->CreateAllTilesForTesting();
// The default value. The layer is smaller than this.
EXPECT_EQ(gfx::Size(512, 512).ToString(),
host_impl_.settings().max_untiled_layer_size.ToString());
// There should be a single tile since the layer is small.
PictureLayerTiling* high_res_tiling = pending_layer_->tilings()->tiling_at(0);
EXPECT_EQ(1u, high_res_tiling->AllTilesForTesting().size());
ResetTilingsAndRasterScales();
// Change the max texture size on the output surface context.
scoped_ptr<TestWebGraphicsContext3D> context =
TestWebGraphicsContext3D::Create();
context->set_max_texture_size(140);
host_impl_.DidLoseOutputSurface();
host_impl_.InitializeRenderer(
FakeOutputSurface::Create3d(context.Pass()).Pass());
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 1.f, 1.f, 1.f, 1.f, false);
ASSERT_LE(1u, pending_layer_->tilings()->num_tilings());
pending_layer_->tilings()->tiling_at(0)->CreateAllTilesForTesting();
// There should be more than one tile since the max texture size won't cover
// the layer.
high_res_tiling = pending_layer_->tilings()->tiling_at(0);
EXPECT_LT(1u, high_res_tiling->AllTilesForTesting().size());
// Verify the tiles are not larger than the context's max texture size.
Tile* tile = pending_layer_->tilings()->tiling_at(0)->AllTilesForTesting()[0];
EXPECT_GE(140, tile->content_rect().width());
EXPECT_GE(140, tile->content_rect().height());
}
TEST_F(PictureLayerImplTest, DisallowTileDrawQuads) {
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
gfx::Rect layer_invalidation(150, 200, 30, 180);
SetupTreesWithInvalidation(pending_pile, active_pile, layer_invalidation);
active_layer_->draw_properties().visible_content_rect =
gfx::Rect(layer_bounds);
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_RESOURCELESS_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
ASSERT_EQ(1U, render_pass->quad_list.size());
EXPECT_EQ(DrawQuad::PICTURE_CONTENT,
render_pass->quad_list.front()->material);
}
TEST_F(PictureLayerImplTest, SolidColorLayerHasVisibleFullCoverage) {
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
gfx::Size tile_size(1000, 1000);
gfx::Size layer_bounds(1500, 1500);
gfx::Rect visible_rect(250, 250, 1000, 1000);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
pending_pile->set_is_solid_color(true);
active_pile->set_is_solid_color(true);
SetupTrees(pending_pile, active_pile);
active_layer_->draw_properties().visible_content_rect = visible_rect;
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
Region remaining = visible_rect;
for (const auto& quad : render_pass->quad_list) {
EXPECT_TRUE(visible_rect.Contains(quad->rect));
EXPECT_TRUE(remaining.Contains(quad->rect));
remaining.Subtract(quad->rect);
}
EXPECT_TRUE(remaining.IsEmpty());
}
TEST_F(PictureLayerImplTest, TileScalesWithSolidColorPile) {
gfx::Size layer_bounds(200, 200);
gfx::Size tile_size(host_impl_.settings().default_tile_size);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
tile_size, layer_bounds);
pending_pile->set_is_solid_color(false);
active_pile->set_is_solid_color(true);
SetupTrees(pending_pile, active_pile);
// Solid color pile should not allow tilings at any scale.
EXPECT_FALSE(active_layer_->CanHaveTilings());
EXPECT_EQ(0.f, active_layer_->ideal_contents_scale());
// Activate non-solid-color pending pile makes active layer can have tilings.
ActivateTree();
EXPECT_TRUE(active_layer_->CanHaveTilings());
EXPECT_GT(active_layer_->ideal_contents_scale(), 0.f);
}
TEST_F(NoLowResPictureLayerImplTest, MarkRequiredOffscreenTiles) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
gfx::Transform transform;
gfx::Transform transform_for_tile_priority;
bool resourceless_software_draw = false;
gfx::Rect viewport(0, 0, 100, 200);
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
EXPECT_EQ(1u, pending_layer_->num_tilings());
EXPECT_EQ(viewport, pending_layer_->visible_rect_for_tile_priority());
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
int num_visible = 0;
int num_offscreen = 0;
scoped_ptr<TilingSetRasterQueue> queue(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
for (; !queue->IsEmpty(); queue->Pop()) {
const Tile* tile = queue->Top();
DCHECK(tile);
if (tile->priority(PENDING_TREE).distance_to_visible == 0.f) {
EXPECT_TRUE(tile->required_for_activation());
num_visible++;
} else {
EXPECT_FALSE(tile->required_for_activation());
num_offscreen++;
}
}
EXPECT_GT(num_visible, 0);
EXPECT_GT(num_offscreen, 0);
}
TEST_F(NoLowResPictureLayerImplTest,
TileOutsideOfViewportForTilePriorityNotRequired) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
gfx::Rect external_viewport_for_tile_priority(400, 200);
gfx::Rect visible_content_rect(200, 400);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
ASSERT_EQ(1u, pending_layer_->num_tilings());
ASSERT_EQ(1.f, pending_layer_->HighResTiling()->contents_scale());
// Set external viewport for tile priority.
gfx::Rect viewport = gfx::Rect(layer_bounds);
gfx::Transform transform;
gfx::Transform transform_for_tile_priority;
bool resourceless_software_draw = false;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
external_viewport_for_tile_priority,
transform_for_tile_priority,
resourceless_software_draw);
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
// Set visible content rect that is different from
// external_viewport_for_tile_priority.
pending_layer_->draw_properties().visible_content_rect = visible_content_rect;
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
// Intersect the two rects. Any tile outside should not be required for
// activation.
gfx::Rect viewport_for_tile_priority =
pending_layer_->GetViewportForTilePriorityInContentSpace();
viewport_for_tile_priority.Intersect(pending_layer_->visible_content_rect());
int num_inside = 0;
int num_outside = 0;
for (PictureLayerTiling::CoverageIterator iter(
pending_layer_->HighResTiling(), 1.f, gfx::Rect(layer_bounds));
iter; ++iter) {
if (!*iter)
continue;
Tile* tile = *iter;
if (viewport_for_tile_priority.Intersects(iter.geometry_rect())) {
num_inside++;
// Mark everything in viewport for tile priority as ready to draw.
TileDrawInfo& draw_info = tile->draw_info();
draw_info.SetSolidColorForTesting(SK_ColorRED);
} else {
num_outside++;
EXPECT_FALSE(tile->required_for_activation());
}
}
EXPECT_GT(num_inside, 0);
EXPECT_GT(num_outside, 0);
// Activate and draw active layer.
host_impl_.ActivateSyncTree();
host_impl_.active_tree()->UpdateDrawProperties();
active_layer_->draw_properties().visible_content_rect = visible_content_rect;
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
// All tiles in activation rect is ready to draw.
EXPECT_EQ(0u, data.num_missing_tiles);
EXPECT_EQ(0u, data.num_incomplete_tiles);
EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest, HighResTileIsComplete) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ActivateTree();
// All high res tiles have resources.
std::vector<Tile*> tiles =
active_layer_->tilings()->tiling_at(0)->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(tiles);
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
// All high res tiles drew, nothing was incomplete.
EXPECT_EQ(9u, render_pass->quad_list.size());
EXPECT_EQ(0u, data.num_missing_tiles);
EXPECT_EQ(0u, data.num_incomplete_tiles);
EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest, HighResTileIsIncomplete) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ActivateTree();
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
EXPECT_EQ(1u, render_pass->quad_list.size());
EXPECT_EQ(1u, data.num_missing_tiles);
EXPECT_EQ(0u, data.num_incomplete_tiles);
EXPECT_TRUE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest, HighResTileIsIncompleteLowResComplete) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ActivateTree();
std::vector<Tile*> low_tiles =
active_layer_->tilings()->tiling_at(1)->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(low_tiles);
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
EXPECT_EQ(1u, render_pass->quad_list.size());
EXPECT_EQ(0u, data.num_missing_tiles);
EXPECT_EQ(1u, data.num_incomplete_tiles);
EXPECT_TRUE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest, LowResTileIsIncomplete) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ActivateTree();
// All high res tiles have resources except one.
std::vector<Tile*> high_tiles =
active_layer_->tilings()->tiling_at(0)->AllTilesForTesting();
high_tiles.erase(high_tiles.begin());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(high_tiles);
// All low res tiles have resources.
std::vector<Tile*> low_tiles =
active_layer_->tilings()->tiling_at(1)->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(low_tiles);
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
// The missing high res tile was replaced by a low res tile.
EXPECT_EQ(9u, render_pass->quad_list.size());
EXPECT_EQ(0u, data.num_missing_tiles);
EXPECT_EQ(1u, data.num_incomplete_tiles);
EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest,
HighResAndIdealResTileIsCompleteWhenRasterScaleIsNotIdeal) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
gfx::Size viewport_size(400, 400);
host_impl_.SetViewportSize(viewport_size);
host_impl_.SetDeviceScaleFactor(2.f);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
// One ideal tile exists, this will get used when drawing.
std::vector<Tile*> ideal_tiles;
EXPECT_EQ(2.f, active_layer_->HighResTiling()->contents_scale());
ideal_tiles.push_back(active_layer_->HighResTiling()->TileAt(0, 0));
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(
ideal_tiles);
// Due to layer scale throttling, the raster contents scale is changed to 1,
// while the ideal is still 2.
SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.f, 1.f, 1.f, 1.f, false);
SetupDrawPropertiesAndUpdateTiles(active_layer_, 2.f, 1.f, 1.f, 1.f, false);
EXPECT_EQ(1.f, active_layer_->HighResTiling()->contents_scale());
EXPECT_EQ(1.f, active_layer_->raster_contents_scale());
EXPECT_EQ(2.f, active_layer_->ideal_contents_scale());
// Both tilings still exist.
EXPECT_EQ(2.f, active_layer_->tilings()->tiling_at(0)->contents_scale());
EXPECT_EQ(1.f, active_layer_->tilings()->tiling_at(1)->contents_scale());
// All high res tiles have resources.
std::vector<Tile*> high_tiles =
active_layer_->HighResTiling()->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(high_tiles);
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
// All high res tiles drew, and the one ideal res tile drew.
ASSERT_GT(render_pass->quad_list.size(), 9u);
EXPECT_EQ(gfx::SizeF(99.f, 99.f),
TileDrawQuad::MaterialCast(render_pass->quad_list.front())
->tex_coord_rect.size());
EXPECT_EQ(gfx::SizeF(49.5f, 49.5f),
TileDrawQuad::MaterialCast(render_pass->quad_list.ElementAt(1))
->tex_coord_rect.size());
// Neither the high res nor the ideal tiles were considered as incomplete.
EXPECT_EQ(0u, data.num_missing_tiles);
EXPECT_EQ(0u, data.num_incomplete_tiles);
EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
}
TEST_F(PictureLayerImplTest, HighResRequiredWhenUnsharedActiveAllReady) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
// No tiles shared.
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size,
gfx::Rect(layer_bounds));
active_layer_->SetAllTilesReady();
// No shared tiles and all active tiles ready, so pending can only
// activate with all high res tiles.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, HighResRequiredWhenMissingHighResFlagOn) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
// All tiles shared (no invalidation).
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region());
// Verify active tree not ready.
Tile* some_active_tile =
active_layer_->HighResTiling()->AllTilesForTesting()[0];
EXPECT_FALSE(some_active_tile->IsReadyToDraw());
// When high res are required, even if the active tree is not ready,
// the high res tiles must be ready.
host_impl_.SetRequiresHighResToDraw();
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, AllHighResRequiredEvenIfShared) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region());
Tile* some_active_tile =
active_layer_->HighResTiling()->AllTilesForTesting()[0];
EXPECT_FALSE(some_active_tile->IsReadyToDraw());
// All tiles shared (no invalidation), so even though the active tree's
// tiles aren't ready, the high res tiles are required for activation.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, DisallowRequiredForActivation) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region());
Tile* some_active_tile =
active_layer_->HighResTiling()->AllTilesForTesting()[0];
EXPECT_FALSE(some_active_tile->IsReadyToDraw());
pending_layer_->HighResTiling()->set_can_require_tiles_for_activation(false);
pending_layer_->LowResTiling()->set_can_require_tiles_for_activation(false);
// If we disallow required for activation, no tiles can be required.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertNoTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, NothingRequiredIfActiveMissingTiles) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
// This pile will create tilings, but has no recordings so will not create any
// tiles. This is attempting to simulate scrolling past the end of recorded
// content on the active layer, where the recordings are so far away that
// no tiles are created.
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
// Active layer has tilings, but no tiles due to missing recordings.
EXPECT_TRUE(active_layer_->CanHaveTilings());
EXPECT_EQ(active_layer_->tilings()->num_tilings(), 2u);
EXPECT_EQ(active_layer_->HighResTiling()->AllTilesForTesting().size(), 0u);
// Since the active layer has no tiles at all, the pending layer doesn't
// need content in order to activate.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertNoTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, HighResRequiredIfActiveCantHaveTiles) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
// Active layer can't have tiles.
EXPECT_FALSE(active_layer_->CanHaveTilings());
// All high res tiles required. This should be considered identical
// to the case where there is no active layer, to avoid flashing content.
// This can happen if a layer exists for a while and switches from
// not being able to have content to having content.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, HighResRequiredWhenActiveHasDifferentBounds) {
gfx::Size pending_layer_bounds(400, 400);
gfx::Size active_layer_bounds(200, 200);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, pending_layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, active_layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
// Since the active layer has different bounds, the pending layer needs all
// high res tiles in order to activate.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(PictureLayerImplTest, ActivateUninitializedLayer) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
host_impl_.CreatePendingTree();
LayerTreeImpl* pending_tree = host_impl_.pending_tree();
scoped_ptr<FakePictureLayerImpl> pending_layer =
FakePictureLayerImpl::CreateWithRasterSource(pending_tree, id_,
pending_pile);
pending_layer->SetDrawsContent(true);
pending_tree->SetRootLayer(pending_layer.Pass());
pending_layer_ = static_cast<FakePictureLayerImpl*>(
host_impl_.pending_tree()->LayerById(id_));
// Set some state on the pending layer, make sure it is not clobbered
// by a sync from the active layer. This could happen because if the
// pending layer has not been post-commit initialized it will attempt
// to sync from the active layer.
float raster_page_scale = 10.f * pending_layer_->raster_page_scale();
pending_layer_->set_raster_page_scale(raster_page_scale);
host_impl_.ActivateSyncTree();
active_layer_ = static_cast<FakePictureLayerImpl*>(
host_impl_.active_tree()->LayerById(id_));
EXPECT_EQ(0u, active_layer_->num_tilings());
EXPECT_EQ(raster_page_scale, active_layer_->raster_page_scale());
}
TEST_F(PictureLayerImplTest, ShareTilesOnNextFrame) {
gfx::Size layer_bounds(1500, 1500);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pending_pile);
PictureLayerTiling* tiling = pending_layer_->HighResTiling();
gfx::Rect first_invalidate = tiling->TilingDataForTesting().TileBounds(0, 0);
first_invalidate.Inset(tiling->TilingDataForTesting().border_texels(),
tiling->TilingDataForTesting().border_texels());
gfx::Rect second_invalidate = tiling->TilingDataForTesting().TileBounds(1, 1);
second_invalidate.Inset(tiling->TilingDataForTesting().border_texels(),
tiling->TilingDataForTesting().border_texels());
ActivateTree();
// Make a pending tree with an invalidated raster tile 0,0.
SetupPendingTreeWithInvalidation(pending_pile, first_invalidate);
// Activate and make a pending tree with an invalidated raster tile 1,1.
ActivateTree();
SetupPendingTreeWithInvalidation(pending_pile, second_invalidate);
PictureLayerTiling* pending_tiling = pending_layer_->tilings()->tiling_at(0);
PictureLayerTiling* active_tiling = active_layer_->tilings()->tiling_at(0);
// pending_tiling->CreateAllTilesForTesting();
// Tile 0,0 should be shared, but tile 1,1 should not be.
EXPECT_EQ(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0));
EXPECT_EQ(active_tiling->TileAt(1, 0), pending_tiling->TileAt(1, 0));
EXPECT_EQ(active_tiling->TileAt(0, 1), pending_tiling->TileAt(0, 1));
EXPECT_NE(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(0, 0)->is_shared());
EXPECT_TRUE(pending_tiling->TileAt(1, 0)->is_shared());
EXPECT_TRUE(pending_tiling->TileAt(0, 1)->is_shared());
EXPECT_FALSE(pending_tiling->TileAt(1, 1)->is_shared());
// Drop the tiles on the active tree and recreate them. The same tiles
// should be shared or not.
active_tiling->ComputeTilePriorityRects(gfx::Rect(), 1.f, 1.0, Occlusion());
EXPECT_TRUE(active_tiling->AllTilesForTesting().empty());
active_tiling->CreateAllTilesForTesting();
// Tile 0,0 should be shared, but tile 1,1 should not be.
EXPECT_EQ(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0));
EXPECT_EQ(active_tiling->TileAt(1, 0), pending_tiling->TileAt(1, 0));
EXPECT_EQ(active_tiling->TileAt(0, 1), pending_tiling->TileAt(0, 1));
EXPECT_NE(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(0, 0)->is_shared());
EXPECT_TRUE(pending_tiling->TileAt(1, 0)->is_shared());
EXPECT_TRUE(pending_tiling->TileAt(0, 1)->is_shared());
EXPECT_FALSE(pending_tiling->TileAt(1, 1)->is_shared());
}
TEST_F(PictureLayerImplTest, ShareTilesWithNoInvalidation) {
SetupDefaultTrees(gfx::Size(1500, 1500));
EXPECT_GE(active_layer_->num_tilings(), 1u);
EXPECT_GE(pending_layer_->num_tilings(), 1u);
// No invalidation, so all tiles are shared.
PictureLayerTiling* active_tiling = active_layer_->tilings()->tiling_at(0);
PictureLayerTiling* pending_tiling = pending_layer_->tilings()->tiling_at(0);
ASSERT_TRUE(active_tiling);
ASSERT_TRUE(pending_tiling);
EXPECT_TRUE(active_tiling->TileAt(0, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(0, 0));
EXPECT_TRUE(pending_tiling->TileAt(1, 0));
EXPECT_TRUE(pending_tiling->TileAt(0, 1));
EXPECT_TRUE(pending_tiling->TileAt(1, 1));
EXPECT_EQ(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0));
EXPECT_TRUE(active_tiling->TileAt(0, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 0), pending_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(0, 1), pending_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(0, 1)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1)->is_shared());
}
TEST_F(PictureLayerImplTest, ShareInvalidActiveTreeTiles) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1500, 1500);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, gfx::Rect(1, 1));
// Activate the invalidation.
ActivateTree();
// Make another pending tree without any invalidation in it.
scoped_refptr<FakePicturePileImpl> pending_pile2 =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pending_pile2);
EXPECT_GE(active_layer_->num_tilings(), 1u);
EXPECT_GE(pending_layer_->num_tilings(), 1u);
// The active tree invalidation was handled by the active tiles, so they
// can be shared with the pending tree.
PictureLayerTiling* active_tiling = active_layer_->tilings()->tiling_at(0);
PictureLayerTiling* pending_tiling = pending_layer_->tilings()->tiling_at(0);
ASSERT_TRUE(active_tiling);
ASSERT_TRUE(pending_tiling);
EXPECT_TRUE(active_tiling->TileAt(0, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(0, 0));
EXPECT_TRUE(pending_tiling->TileAt(1, 0));
EXPECT_TRUE(pending_tiling->TileAt(0, 1));
EXPECT_TRUE(pending_tiling->TileAt(1, 1));
EXPECT_EQ(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0));
EXPECT_TRUE(active_tiling->TileAt(0, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 0), pending_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(0, 1), pending_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(0, 1)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1)->is_shared());
}
TEST_F(PictureLayerImplTest, RecreateInvalidPendingTreeTiles) {
// Set some invalidation on the pending tree. We should replace raster tiles
// that touch this.
SetupDefaultTreesWithInvalidation(gfx::Size(1500, 1500), gfx::Rect(1, 1));
EXPECT_GE(active_layer_->num_tilings(), 1u);
EXPECT_GE(pending_layer_->num_tilings(), 1u);
// The pending tree invalidation means tiles can not be shared with the
// active tree.
PictureLayerTiling* active_tiling = active_layer_->tilings()->tiling_at(0);
PictureLayerTiling* pending_tiling = pending_layer_->tilings()->tiling_at(0);
ASSERT_TRUE(active_tiling);
ASSERT_TRUE(pending_tiling);
EXPECT_TRUE(active_tiling->TileAt(0, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(0, 0));
EXPECT_TRUE(pending_tiling->TileAt(1, 0));
EXPECT_TRUE(pending_tiling->TileAt(0, 1));
EXPECT_TRUE(pending_tiling->TileAt(1, 1));
EXPECT_NE(active_tiling->TileAt(0, 0), pending_tiling->TileAt(0, 0));
EXPECT_FALSE(active_tiling->TileAt(0, 0)->is_shared());
EXPECT_FALSE(pending_tiling->TileAt(0, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 0), pending_tiling->TileAt(1, 0));
EXPECT_TRUE(active_tiling->TileAt(1, 0)->is_shared());
EXPECT_EQ(active_tiling->TileAt(0, 1), pending_tiling->TileAt(0, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1)->is_shared());
EXPECT_EQ(active_tiling->TileAt(1, 1), pending_tiling->TileAt(1, 1));
EXPECT_TRUE(active_tiling->TileAt(1, 1)->is_shared());
}
TEST_F(PictureLayerImplTest, SyncTilingAfterGpuRasterizationToggles) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(10, 10);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
EXPECT_TRUE(pending_layer_->tilings()->FindTilingWithScale(1.f));
EXPECT_TRUE(active_layer_->tilings()->FindTilingWithScale(1.f));
// Gpu rasterization is disabled by default.
EXPECT_FALSE(host_impl_.use_gpu_rasterization());
// Toggling the gpu rasterization clears all tilings on both trees.
host_impl_.SetUseGpuRasterization(true);
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
// Make sure that we can still add tiling to the pending layer,
// that gets synced to the active layer.
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
EXPECT_TRUE(pending_layer_->tilings()->FindTilingWithScale(1.f));
ActivateTree();
EXPECT_TRUE(active_layer_->tilings()->FindTilingWithScale(1.f));
SetupPendingTree(pending_pile);
EXPECT_TRUE(pending_layer_->tilings()->FindTilingWithScale(1.f));
// Toggling the gpu rasterization clears all tilings on both trees.
EXPECT_TRUE(host_impl_.use_gpu_rasterization());
host_impl_.SetUseGpuRasterization(false);
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, HighResCreatedWhenBoundsShrink) {
gfx::Size tile_size(100, 100);
// Put 0.5 as high res.
host_impl_.SetDeviceScaleFactor(0.5f);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, gfx::Size(10, 10));
SetupPendingTree(pending_pile);
// Sanity checks.
EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_TRUE(pending_layer_->tilings()->FindTilingWithScale(0.5f));
ActivateTree();
// Now, set the bounds to be 1x1, so that minimum contents scale becomes 1.
pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, gfx::Size(1, 1));
SetupPendingTree(pending_pile);
// Another sanity check.
EXPECT_EQ(1.f, pending_layer_->MinimumContentsScale());
// Since the MinContentsScale is 1, the 0.5 tiling should be replaced by a 1.0
// tiling.
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 0.5f, 1.f, 1.f, 1.f, false);
EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
PictureLayerTiling* tiling =
pending_layer_->tilings()->FindTilingWithScale(1.0f);
ASSERT_TRUE(tiling);
EXPECT_EQ(HIGH_RESOLUTION, tiling->resolution());
}
TEST_F(PictureLayerImplTest, LowResTilingWithoutGpuRasterization) {
gfx::Size default_tile_size(host_impl_.settings().default_tile_size);
gfx::Size layer_bounds(default_tile_size.width() * 4,
default_tile_size.height() * 4);
host_impl_.SetUseGpuRasterization(false);
SetupDefaultTrees(layer_bounds);
EXPECT_FALSE(host_impl_.use_gpu_rasterization());
// Should have a low-res and a high-res tiling.
EXPECT_EQ(2u, pending_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, NoLowResTilingWithGpuRasterization) {
gfx::Size default_tile_size(host_impl_.settings().default_tile_size);
gfx::Size layer_bounds(default_tile_size.width() * 4,
default_tile_size.height() * 4);
host_impl_.SetUseGpuRasterization(true);
SetupDefaultTrees(layer_bounds);
EXPECT_TRUE(host_impl_.use_gpu_rasterization());
// Should only have the high-res tiling.
EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, NoTilingIfDoesNotDrawContent) {
// Set up layers with tilings.
SetupDefaultTrees(gfx::Size(10, 10));
SetContentsScaleOnBothLayers(1.f, 1.f, 1.f, 1.f, false);
pending_layer_->PushPropertiesTo(active_layer_);
EXPECT_TRUE(pending_layer_->DrawsContent());
EXPECT_TRUE(pending_layer_->CanHaveTilings());
EXPECT_GE(pending_layer_->num_tilings(), 0u);
EXPECT_GE(active_layer_->num_tilings(), 0u);
// Set content to false, which should make CanHaveTilings return false.
pending_layer_->SetDrawsContent(false);
EXPECT_FALSE(pending_layer_->DrawsContent());
EXPECT_FALSE(pending_layer_->CanHaveTilings());
// No tilings should be pushed to active layer.
pending_layer_->PushPropertiesTo(active_layer_);
EXPECT_EQ(0u, active_layer_->num_tilings());
}
TEST_F(PictureLayerImplTest, FirstTilingDuringPinch) {
SetupDefaultTrees(gfx::Size(10, 10));
// We start with a tiling at scale 1.
EXPECT_EQ(1.f, pending_layer_->HighResTiling()->contents_scale());
// When we scale up by 2.3, we get a new tiling that is a power of 2, in this
// case 4.
host_impl_.PinchGestureBegin();
float high_res_scale = 2.3f;
SetContentsScaleOnBothLayers(high_res_scale, 1.f, 1.f, 1.f, false);
EXPECT_EQ(4.f, pending_layer_->HighResTiling()->contents_scale());
}
TEST_F(PictureLayerImplTest, PinchingTooSmall) {
SetupDefaultTrees(gfx::Size(10, 10));
// We start with a tiling at scale 1.
EXPECT_EQ(1.f, pending_layer_->HighResTiling()->contents_scale());
host_impl_.PinchGestureBegin();
float high_res_scale = 0.0001f;
EXPECT_LT(high_res_scale, pending_layer_->MinimumContentsScale());
SetContentsScaleOnBothLayers(high_res_scale, 1.f, high_res_scale, 1.f, false);
EXPECT_FLOAT_EQ(pending_layer_->MinimumContentsScale(),
pending_layer_->HighResTiling()->contents_scale());
}
TEST_F(PictureLayerImplTest, PinchingTooSmallWithContentsScale) {
SetupDefaultTrees(gfx::Size(10, 10));
ResetTilingsAndRasterScales();
float contents_scale = 0.15f;
SetContentsScaleOnBothLayers(contents_scale, 1.f, 1.f, 1.f, false);
ASSERT_GE(pending_layer_->num_tilings(), 0u);
EXPECT_FLOAT_EQ(contents_scale,
pending_layer_->HighResTiling()->contents_scale());
host_impl_.PinchGestureBegin();
float page_scale = 0.0001f;
EXPECT_LT(page_scale * contents_scale,
pending_layer_->MinimumContentsScale());
SetContentsScaleOnBothLayers(contents_scale * page_scale, 1.f, page_scale,
1.f, false);
ASSERT_GE(pending_layer_->num_tilings(), 0u);
EXPECT_FLOAT_EQ(pending_layer_->MinimumContentsScale(),
pending_layer_->HighResTiling()->contents_scale());
}
class DeferredInitPictureLayerImplTest : public PictureLayerImplTest {
public:
void InitializeRenderer() override {
bool delegated_rendering = false;
host_impl_.InitializeRenderer(FakeOutputSurface::CreateDeferredGL(
scoped_ptr<SoftwareOutputDevice>(new SoftwareOutputDevice),
delegated_rendering));
}
void SetUp() override {
PictureLayerImplTest::SetUp();
// Create some default active and pending trees.
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
}
};
// This test is really a LayerTreeHostImpl test, in that it makes sure
// that trees need update draw properties after deferred initialization.
// However, this is also a regression test for PictureLayerImpl in that
// not having this update will cause a crash.
TEST_F(DeferredInitPictureLayerImplTest, PreventUpdateTilesDuringLostContext) {
host_impl_.pending_tree()->UpdateDrawProperties();
host_impl_.active_tree()->UpdateDrawProperties();
EXPECT_FALSE(host_impl_.pending_tree()->needs_update_draw_properties());
EXPECT_FALSE(host_impl_.active_tree()->needs_update_draw_properties());
FakeOutputSurface* fake_output_surface =
static_cast<FakeOutputSurface*>(host_impl_.output_surface());
ASSERT_TRUE(fake_output_surface->InitializeAndSetContext3d(
TestContextProvider::Create()));
// These will crash PictureLayerImpl if this is not true.
ASSERT_TRUE(host_impl_.pending_tree()->needs_update_draw_properties());
ASSERT_TRUE(host_impl_.active_tree()->needs_update_draw_properties());
host_impl_.active_tree()->UpdateDrawProperties();
}
TEST_F(PictureLayerImplTest, HighResTilingDuringAnimationForCpuRasterization) {
gfx::Size viewport_size(1000, 1000);
host_impl_.SetViewportSize(viewport_size);
gfx::Size layer_bounds(100, 100);
SetupDefaultTrees(layer_bounds);
float contents_scale = 1.f;
float device_scale = 1.f;
float page_scale = 1.f;
float maximum_animation_scale = 1.f;
bool animating_transform = false;
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
// Since we're CPU-rasterizing, starting an animation should cause tiling
// resolution to get set to the maximum animation scale factor.
animating_transform = true;
maximum_animation_scale = 3.f;
contents_scale = 2.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 3.f);
// Further changes to scale during the animation should not cause a new
// high-res tiling to get created.
contents_scale = 4.f;
maximum_animation_scale = 5.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 3.f);
// Once we stop animating, a new high-res tiling should be created.
animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 4.f);
// When animating with an unknown maximum animation scale factor, a new
// high-res tiling should be created at a source scale of 1.
animating_transform = true;
contents_scale = 2.f;
maximum_animation_scale = 0.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), page_scale * device_scale);
// Further changes to scale during the animation should not cause a new
// high-res tiling to get created.
contents_scale = 3.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), page_scale * device_scale);
// Once we stop animating, a new high-res tiling should be created.
animating_transform = false;
contents_scale = 4.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 4.f);
// When animating with a maxmium animation scale factor that is so large
// that the layer grows larger than the viewport at this scale, a new
// high-res tiling should get created at a source scale of 1, not at its
// maximum scale.
animating_transform = true;
contents_scale = 2.f;
maximum_animation_scale = 11.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), page_scale * device_scale);
// Once we stop animating, a new high-res tiling should be created.
animating_transform = false;
contents_scale = 11.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 11.f);
// When animating with a maxmium animation scale factor that is so large
// that the layer grows larger than the viewport at this scale, and where
// the intial source scale is < 1, a new high-res tiling should get created
// at source scale 1.
animating_transform = true;
contents_scale = 0.1f;
maximum_animation_scale = 11.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), device_scale * page_scale);
// Once we stop animating, a new high-res tiling should be created.
animating_transform = false;
contents_scale = 12.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 12.f);
// When animating toward a smaller scale, but that is still so large that the
// layer grows larger than the viewport at this scale, a new high-res tiling
// should get created at source scale 1.
animating_transform = true;
contents_scale = 11.f;
maximum_animation_scale = 11.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), device_scale * page_scale);
// Once we stop animating, a new high-res tiling should be created.
animating_transform = false;
contents_scale = 11.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 11.f);
}
TEST_F(PictureLayerImplTest, HighResTilingDuringAnimationForGpuRasterization) {
gfx::Size layer_bounds(100, 100);
gfx::Size viewport_size(1000, 1000);
SetupDefaultTrees(layer_bounds);
host_impl_.SetViewportSize(viewport_size);
host_impl_.SetUseGpuRasterization(true);
float contents_scale = 1.f;
float device_scale = 1.3f;
float page_scale = 1.4f;
float maximum_animation_scale = 1.f;
bool animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
// Since we're GPU-rasterizing, starting an animation should cause tiling
// resolution to get set to the current contents scale.
animating_transform = true;
contents_scale = 2.f;
maximum_animation_scale = 4.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 2.f);
// Further changes to scale during the animation should cause a new high-res
// tiling to get created.
contents_scale = 3.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 3.f);
// Since we're re-rasterizing during the animation, scales smaller than 1
// should be respected.
contents_scale = 0.25f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 0.25f);
// Once we stop animating, a new high-res tiling should be created.
contents_scale = 4.f;
animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 4.f);
}
TEST_F(PictureLayerImplTest, TilingSetRasterQueue) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.SetViewportSize(gfx::Size(500, 500));
gfx::Size recording_tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(recording_tile_size, layer_bounds);
SetupPendingTree(pending_pile);
EXPECT_EQ(2u, pending_layer_->num_tilings());
std::set<Tile*> unique_tiles;
bool reached_prepaint = false;
int non_ideal_tile_count = 0u;
int low_res_tile_count = 0u;
int high_res_tile_count = 0u;
int high_res_now_tiles = 0u;
scoped_ptr<TilingSetRasterQueue> queue(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
TilePriority priority = tile->priority(PENDING_TREE);
EXPECT_TRUE(tile);
// Non-high res tiles only get visible tiles. Also, prepaint should only
// come at the end of the iteration.
if (priority.resolution != HIGH_RESOLUTION) {
EXPECT_EQ(TilePriority::NOW, priority.priority_bin);
} else if (reached_prepaint) {
EXPECT_NE(TilePriority::NOW, priority.priority_bin);
} else {
reached_prepaint = priority.priority_bin != TilePriority::NOW;
if (!reached_prepaint)
++high_res_now_tiles;
}
non_ideal_tile_count += priority.resolution == NON_IDEAL_RESOLUTION;
low_res_tile_count += priority.resolution == LOW_RESOLUTION;
high_res_tile_count += priority.resolution == HIGH_RESOLUTION;
unique_tiles.insert(tile);
queue->Pop();
}
EXPECT_TRUE(reached_prepaint);
EXPECT_EQ(0, non_ideal_tile_count);
EXPECT_EQ(0, low_res_tile_count);
// With layer size being 1000x1000 and default tile size 256x256, we expect to
// see 4 now tiles out of 16 total high res tiles.
EXPECT_EQ(16, high_res_tile_count);
EXPECT_EQ(4, high_res_now_tiles);
EXPECT_EQ(low_res_tile_count + high_res_tile_count + non_ideal_tile_count,
static_cast<int>(unique_tiles.size()));
queue.reset(new TilingSetRasterQueueRequired(
pending_layer_->picture_layer_tiling_set(),
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW));
EXPECT_TRUE(queue->IsEmpty());
queue.reset(new TilingSetRasterQueueRequired(
pending_layer_->picture_layer_tiling_set(),
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION));
EXPECT_FALSE(queue->IsEmpty());
int required_for_activation_count = 0;
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
EXPECT_TRUE(tile->required_for_activation());
EXPECT_FALSE(tile->IsReadyToDraw());
++required_for_activation_count;
queue->Pop();
}
// All of the high res tiles should be required for activation, since there is
// no active twin.
EXPECT_EQ(high_res_now_tiles, required_for_activation_count);
// No NOW tiles.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
pending_layer_->draw_properties().visible_content_rect =
gfx::Rect(1100, 1100, 500, 500);
bool resourceless_software_draw = false;
pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
unique_tiles.clear();
high_res_tile_count = 0u;
queue.reset(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
TilePriority priority = tile->priority(PENDING_TREE);
EXPECT_TRUE(tile);
// Non-high res tiles only get visible tiles.
EXPECT_EQ(HIGH_RESOLUTION, priority.resolution);
EXPECT_NE(TilePriority::NOW, priority.priority_bin);
high_res_tile_count += priority.resolution == HIGH_RESOLUTION;
unique_tiles.insert(tile);
queue->Pop();
}
EXPECT_EQ(16, high_res_tile_count);
EXPECT_EQ(high_res_tile_count, static_cast<int>(unique_tiles.size()));
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
pending_layer_->draw_properties().visible_content_rect =
gfx::Rect(0, 0, 500, 500);
pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
std::vector<Tile*> high_res_tiles =
pending_layer_->HighResTiling()->AllTilesForTesting();
for (std::vector<Tile*>::iterator tile_it = high_res_tiles.begin();
tile_it != high_res_tiles.end();
++tile_it) {
Tile* tile = *tile_it;
TileDrawInfo& draw_info = tile->draw_info();
draw_info.SetSolidColorForTesting(SK_ColorRED);
}
non_ideal_tile_count = 0;
low_res_tile_count = 0;
high_res_tile_count = 0;
queue.reset(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), true));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
TilePriority priority = tile->priority(PENDING_TREE);
EXPECT_TRUE(tile);
non_ideal_tile_count += priority.resolution == NON_IDEAL_RESOLUTION;
low_res_tile_count += priority.resolution == LOW_RESOLUTION;
high_res_tile_count += priority.resolution == HIGH_RESOLUTION;
queue->Pop();
}
EXPECT_EQ(0, non_ideal_tile_count);
EXPECT_EQ(1, low_res_tile_count);
EXPECT_EQ(0, high_res_tile_count);
}
TEST_F(PictureLayerImplTest, TilingSetRasterQueueActiveTree) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.SetViewportSize(gfx::Size(500, 500));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pending_pile);
ActivateTree();
EXPECT_EQ(2u, active_layer_->num_tilings());
scoped_ptr<TilingSetRasterQueue> queue(new TilingSetRasterQueueRequired(
active_layer_->picture_layer_tiling_set(),
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW));
EXPECT_FALSE(queue->IsEmpty());
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
EXPECT_TRUE(tile->required_for_draw());
EXPECT_FALSE(tile->IsReadyToDraw());
queue->Pop();
}
queue.reset(new TilingSetRasterQueueRequired(
active_layer_->picture_layer_tiling_set(),
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION));
EXPECT_TRUE(queue->IsEmpty());
}
TEST_F(PictureLayerImplTest, TilingSetRasterQueueRequiredNoHighRes) {
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateEmptyPile(gfx::Size(256, 256),
gfx::Size(1024, 1024));
pending_pile->set_is_solid_color(true);
SetupPendingTree(pending_pile);
EXPECT_FALSE(
pending_layer_->picture_layer_tiling_set()->FindTilingWithResolution(
HIGH_RESOLUTION));
scoped_ptr<TilingSetRasterQueue> queue(new TilingSetRasterQueueRequired(
pending_layer_->picture_layer_tiling_set(),
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION));
EXPECT_TRUE(queue->IsEmpty());
}
TEST_F(PictureLayerImplTest, TilingSetEvictionQueue) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
host_impl_.SetViewportSize(gfx::Size(500, 500));
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
// TODO(vmpstr): Add a test with tilings other than high/low res on the active
// tree.
SetupPendingTree(pending_pile);
EXPECT_EQ(2u, pending_layer_->num_tilings());
std::vector<Tile*> all_tiles;
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
std::vector<Tile*> tiles = tiling->AllTilesForTesting();
all_tiles.insert(all_tiles.end(), tiles.begin(), tiles.end());
}
std::set<Tile*> all_tiles_set(all_tiles.begin(), all_tiles.end());
bool mark_required = false;
size_t number_of_marked_tiles = 0u;
size_t number_of_unmarked_tiles = 0u;
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
pending_layer_->visible_content_rect());
iter;
++iter) {
if (mark_required) {
number_of_marked_tiles++;
iter->set_required_for_activation(true);
} else {
number_of_unmarked_tiles++;
}
mark_required = !mark_required;
}
}
// Sanity checks.
EXPECT_EQ(17u, all_tiles.size());
EXPECT_EQ(17u, all_tiles_set.size());
EXPECT_GT(number_of_marked_tiles, 1u);
EXPECT_GT(number_of_unmarked_tiles, 1u);
// Tiles don't have resources yet.
scoped_ptr<TilingSetEvictionQueue> queue(
new TilingSetEvictionQueue(pending_layer_->picture_layer_tiling_set(),
SAME_PRIORITY_FOR_BOTH_TREES, false));
EXPECT_TRUE(queue->IsEmpty());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(all_tiles);
std::set<Tile*> unique_tiles;
float expected_scales[] = {low_res_factor, 1.f};
size_t scale_index = 0;
bool reached_visible = false;
Tile* last_tile = nullptr;
size_t distance_decreasing = 0;
size_t distance_increasing = 0;
queue.reset(
new TilingSetEvictionQueue(pending_layer_->picture_layer_tiling_set(),
SAME_PRIORITY_FOR_BOTH_TREES, false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
if (!last_tile)
last_tile = tile;
EXPECT_TRUE(tile);
TilePriority priority = tile->priority(PENDING_TREE);
if (priority.priority_bin == TilePriority::NOW) {
reached_visible = true;
last_tile = tile;
break;
}
EXPECT_FALSE(tile->required_for_activation());
while (std::abs(tile->contents_scale() - expected_scales[scale_index]) >
std::numeric_limits<float>::epsilon()) {
++scale_index;
ASSERT_LT(scale_index, arraysize(expected_scales));
}
EXPECT_FLOAT_EQ(tile->contents_scale(), expected_scales[scale_index]);
unique_tiles.insert(tile);
if (tile->required_for_activation() ==
last_tile->required_for_activation() &&
priority.priority_bin ==
last_tile->priority(PENDING_TREE).priority_bin &&
std::abs(tile->contents_scale() - last_tile->contents_scale()) <
std::numeric_limits<float>::epsilon()) {
if (priority.distance_to_visible <=
last_tile->priority(PENDING_TREE).distance_to_visible)
++distance_decreasing;
else
++distance_increasing;
}
last_tile = tile;
queue->Pop();
}
// 4 high res tiles are inside the viewport, the rest are evicted.
EXPECT_TRUE(reached_visible);
EXPECT_EQ(12u, unique_tiles.size());
EXPECT_EQ(1u, distance_increasing);
EXPECT_EQ(11u, distance_decreasing);
scale_index = 0;
bool reached_required = false;
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
EXPECT_TRUE(tile);
TilePriority priority = tile->priority(PENDING_TREE);
EXPECT_EQ(TilePriority::NOW, priority.priority_bin);
if (reached_required) {
EXPECT_TRUE(tile->required_for_activation());
} else if (tile->required_for_activation()) {
reached_required = true;
scale_index = 0;
}
while (std::abs(tile->contents_scale() - expected_scales[scale_index]) >
std::numeric_limits<float>::epsilon()) {
++scale_index;
ASSERT_LT(scale_index, arraysize(expected_scales));
}
EXPECT_FLOAT_EQ(tile->contents_scale(), expected_scales[scale_index]);
unique_tiles.insert(tile);
queue->Pop();
}
EXPECT_TRUE(reached_required);
EXPECT_EQ(all_tiles_set.size(), unique_tiles.size());
}
TEST_F(PictureLayerImplTest, Occlusion) {
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(1000, 1000);
LayerTestCommon::LayerImplTest impl;
host_impl_.SetViewportSize(viewport_size);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(layer_bounds, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ActivateTree();
std::vector<Tile*> tiles =
active_layer_->HighResTiling()->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(tiles);
{
SCOPED_TRACE("No occlusion");
gfx::Rect occluded;
impl.AppendQuadsWithOcclusion(active_layer_, occluded);
LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(),
gfx::Rect(layer_bounds));
EXPECT_EQ(100u, impl.quad_list().size());
}
{
SCOPED_TRACE("Full occlusion");
gfx::Rect occluded(active_layer_->visible_content_rect());
impl.AppendQuadsWithOcclusion(active_layer_, occluded);
LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect());
EXPECT_EQ(impl.quad_list().size(), 0u);
}
{
SCOPED_TRACE("Partial occlusion");
gfx::Rect occluded(150, 0, 200, 1000);
impl.AppendQuadsWithOcclusion(active_layer_, occluded);
size_t partially_occluded_count = 0;
LayerTestCommon::VerifyQuadsAreOccluded(
impl.quad_list(), occluded, &partially_occluded_count);
// The layer outputs one quad, which is partially occluded.
EXPECT_EQ(100u - 10u, impl.quad_list().size());
EXPECT_EQ(10u + 10u, partially_occluded_count);
}
}
TEST_F(PictureLayerImplTest, RasterScaleChangeWithoutAnimation) {
gfx::Size tile_size(host_impl_.settings().default_tile_size);
SetupDefaultTrees(tile_size);
ResetTilingsAndRasterScales();
float contents_scale = 2.f;
float device_scale = 1.f;
float page_scale = 1.f;
float maximum_animation_scale = 1.f;
bool animating_transform = false;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 2.f);
// Changing the source scale without being in an animation will cause
// the layer to reset its source scale to 1.f.
contents_scale = 3.f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
// Further changes to the source scale will no longer be reflected in the
// contents scale.
contents_scale = 0.5f;
SetContentsScaleOnBothLayers(contents_scale,
device_scale,
page_scale,
maximum_animation_scale,
animating_transform);
EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
}
TEST_F(PictureLayerImplTest, LowResReadyToDrawNotEnoughToActivate) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
// Make sure some tiles are not shared.
gfx::Rect invalidation(gfx::Point(50, 50), tile_size);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation);
// All pending layer tiles required are not ready.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// Initialize all low-res tiles.
pending_layer_->SetAllTilesReadyInTiling(pending_layer_->LowResTiling());
// Low-res tiles should not be enough.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// Initialize remaining tiles.
pending_layer_->SetAllTilesReady();
EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
}
TEST_F(PictureLayerImplTest, HighResReadyToDrawEnoughToActivate) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
// Make sure some tiles are not shared.
gfx::Rect invalidation(gfx::Point(50, 50), tile_size);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation);
// All pending layer tiles required are not ready.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// Initialize all high-res tiles.
pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
// High-res tiles should be enough, since they cover everything visible.
EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
}
TEST_F(PictureLayerImplTest,
SharedActiveHighResReadyAndPendingLowResReadyNotEnoughToActivate) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
// Make sure some tiles are not shared.
gfx::Rect invalidation(gfx::Point(50, 50), tile_size);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation);
// Initialize all high-res tiles in the active layer.
active_layer_->SetAllTilesReadyInTiling(active_layer_->HighResTiling());
// And all the low-res tiles in the pending layer.
pending_layer_->SetAllTilesReadyInTiling(pending_layer_->LowResTiling());
// The unshared high-res tiles are not ready, so we cannot activate.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// When the unshared pending high-res tiles are ready, we can activate.
pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
}
TEST_F(PictureLayerImplTest, SharedActiveHighResReadyNotEnoughToActivate) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(1000, 1000);
// Make sure some tiles are not shared.
gfx::Rect invalidation(gfx::Point(50, 50), tile_size);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, invalidation);
// Initialize all high-res tiles in the active layer.
active_layer_->SetAllTilesReadyInTiling(active_layer_->HighResTiling());
// The unshared high-res tiles are not ready, so we cannot activate.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// When the unshared pending high-res tiles are ready, we can activate.
pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
}
TEST_F(NoLowResPictureLayerImplTest, ManageTilingsCreatesTilings) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
ResetTilingsAndRasterScales();
SetupDrawPropertiesAndUpdateTiles(active_layer_,
6.f, // ideal contents scale
3.f, // device scale
2.f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the page scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
6.6f, // ideal contents scale
3.f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.6f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the device scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
7.26f, // ideal contents scale
3.3f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the device scale factor, but end up at the same total scale
// factor somehow, then we don't get new tilings.
SetupDrawPropertiesAndUpdateTiles(active_layer_,
7.26f, // ideal contents scale
2.2f, // device scale
3.3f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(3u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
active_layer_->tilings()->tiling_at(0)->contents_scale());
}
TEST_F(NoLowResPictureLayerImplTest, PendingLayerOnlyHasHighResTiling) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
ResetTilingsAndRasterScales();
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
6.f, // ideal contents scale
3.f, // device scale
2.f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the page scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
6.6f, // ideal contents scale
3.f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(6.6f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the device scale factor, then we should get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
7.26f, // ideal contents scale
3.3f, // device scale
2.2f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
// If we change the device scale factor, but end up at the same total scale
// factor somehow, then we don't get new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
7.26f, // ideal contents scale
2.2f, // device scale
3.3f, // page scale
1.f, // maximum animation scale
false);
ASSERT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(7.26f,
pending_layer_->tilings()->tiling_at(0)->contents_scale());
}
TEST_F(NoLowResPictureLayerImplTest, AllHighResRequiredEvenIfShared) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size, Region());
Tile* some_active_tile =
active_layer_->HighResTiling()->AllTilesForTesting()[0];
EXPECT_FALSE(some_active_tile->IsReadyToDraw());
// All tiles shared (no invalidation), so even though the active tree's
// tiles aren't ready, there is nothing required.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
if (host_impl_.settings().create_low_res_tiling)
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertAllTilesRequired(pending_layer_->HighResTiling());
if (host_impl_.settings().create_low_res_tiling)
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(NoLowResPictureLayerImplTest, NothingRequiredIfActiveMissingTiles) {
gfx::Size layer_bounds(400, 400);
gfx::Size tile_size(100, 100);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
// This pile will create tilings, but has no recordings so will not create any
// tiles. This is attempting to simulate scrolling past the end of recorded
// content on the active layer, where the recordings are so far away that
// no tiles are created.
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
tile_size, layer_bounds);
SetupTreesWithFixedTileSize(pending_pile, active_pile, tile_size, Region());
// Active layer has tilings, but no tiles due to missing recordings.
EXPECT_TRUE(active_layer_->CanHaveTilings());
EXPECT_EQ(active_layer_->tilings()->num_tilings(),
host_impl_.settings().create_low_res_tiling ? 2u : 1u);
EXPECT_EQ(active_layer_->HighResTiling()->AllTilesForTesting().size(), 0u);
// Since the active layer has no tiles at all, the pending layer doesn't
// need content in order to activate.
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
if (host_impl_.settings().create_low_res_tiling)
pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
AssertNoTilesRequired(pending_layer_->HighResTiling());
if (host_impl_.settings().create_low_res_tiling)
AssertNoTilesRequired(pending_layer_->LowResTiling());
}
TEST_F(NoLowResPictureLayerImplTest, InvalidViewportForPrioritizingTiles) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTreesWithInvalidation(pending_pile, active_pile, Region());
SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.f, 1.f, 1.f, 1.f, false);
// UpdateTiles with valid viewport. Should update tile viewport.
// Note viewport is considered invalid if and only if in resourceless
// software draw.
bool resourceless_software_draw = false;
gfx::Rect viewport = gfx::Rect(layer_bounds);
gfx::Transform transform;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->draw_properties().visible_content_rect = viewport;
active_layer_->draw_properties().screen_space_transform = transform;
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
gfx::Rect visible_rect_for_tile_priority =
active_layer_->visible_rect_for_tile_priority();
EXPECT_FALSE(visible_rect_for_tile_priority.IsEmpty());
gfx::Transform screen_space_transform_for_tile_priority =
active_layer_->screen_space_transform();
// Expand viewport and set it as invalid for prioritizing tiles.
// Should update viewport and transform, but not update visible rect.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
resourceless_software_draw = true;
viewport = gfx::ScaleToEnclosingRect(viewport, 2);
transform.Translate(1.f, 1.f);
active_layer_->draw_properties().visible_content_rect = viewport;
active_layer_->draw_properties().screen_space_transform = transform;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
// Transform for tile priority is updated.
EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
active_layer_->screen_space_transform());
// Visible rect for tile priority retains old value.
EXPECT_EQ(visible_rect_for_tile_priority,
active_layer_->visible_rect_for_tile_priority());
// Keep expanded viewport but mark it valid. Should update tile viewport.
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
resourceless_software_draw = false;
host_impl_.SetExternalDrawConstraints(transform,
viewport,
viewport,
viewport,
transform,
resourceless_software_draw);
active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
active_layer_->screen_space_transform());
EXPECT_EQ(viewport, active_layer_->visible_rect_for_tile_priority());
}
TEST_F(NoLowResPictureLayerImplTest, CleanUpTilings) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
std::vector<PictureLayerTiling*> used_tilings;
SetupTrees(pending_pile, active_pile);
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
EXPECT_LT(low_res_factor, 1.f);
float device_scale = 1.7f;
float page_scale = 3.2f;
float scale = 1.f;
ResetTilingsAndRasterScales();
SetContentsScaleOnBothLayers(scale, device_scale, page_scale, 1.f, false);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
// We only have ideal tilings, so they aren't removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
host_impl_.PinchGestureBegin();
// Changing the ideal but not creating new tilings.
scale *= 1.5f;
page_scale *= 1.5f;
SetContentsScaleOnBothLayers(scale, device_scale, page_scale, 1.f, false);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
// The tilings are still our target scale, so they aren't removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
host_impl_.PinchGestureEnd();
// Create a 1.2 scale tiling. Now we have 1.0 and 1.2 tilings. Ideal = 1.2.
scale /= 4.f;
page_scale /= 4.f;
SetContentsScaleOnBothLayers(1.2f, device_scale, page_scale, 1.f, false);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
EXPECT_FLOAT_EQ(1.f,
active_layer_->tilings()->tiling_at(1)->contents_scale());
// Mark the non-ideal tilings as used. They won't be removed.
used_tilings.clear();
used_tilings.push_back(active_layer_->tilings()->tiling_at(1));
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 0.5. Our target stays 1.2.
SetContentsScaleOnBothLayers(0.5f, device_scale, page_scale, 1.f, false);
// The high resolution tiling is between target and ideal, so is not
// removed. The low res tiling for the old ideal=1.0 scale is removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 1.0. Our target stays 1.2.
SetContentsScaleOnBothLayers(1.f, device_scale, page_scale, 1.f, false);
// All the tilings are between are target and the ideal, so they are not
// removed.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
// Now move the ideal scale to 1.1 on the active layer. Our target stays 1.2.
SetupDrawPropertiesAndUpdateTiles(
active_layer_, 1.1f, device_scale, page_scale, 1.f, false);
// Because the pending layer's ideal scale is still 1.0, our tilings fall
// in the range [1.0,1.2] and are kept.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
// Move the ideal scale on the pending layer to 1.1 as well. Our target stays
// 1.2 still.
SetupDrawPropertiesAndUpdateTiles(
pending_layer_, 1.1f, device_scale, page_scale, 1.f, false);
// Our 1.0 tiling now falls outside the range between our ideal scale and our
// target raster scale. But it is in our used tilings set, so nothing is
// deleted.
used_tilings.clear();
used_tilings.push_back(active_layer_->tilings()->tiling_at(1));
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(2u, active_layer_->tilings()->num_tilings());
// If we remove it from our used tilings set, it is outside the range to keep
// so it is deleted.
used_tilings.clear();
active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
ASSERT_EQ(1u, active_layer_->tilings()->num_tilings());
}
TEST_F(NoLowResPictureLayerImplTest, ReleaseResources) {
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1300, 1900);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
EXPECT_EQ(1u, active_layer_->tilings()->num_tilings());
// All tilings should be removed when losing output surface.
active_layer_->ReleaseResources();
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
pending_layer_->ReleaseResources();
EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
// This should create new tilings.
SetupDrawPropertiesAndUpdateTiles(pending_layer_,
1.3f, // ideal contents scale
2.7f, // device scale
3.2f, // page scale
1.f, // maximum animation scale
false);
EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, SharedQuadStateContainsMaxTilingScale) {
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
gfx::Size tile_size(400, 400);
gfx::Size layer_bounds(1000, 2000);
host_impl_.SetViewportSize(gfx::Size(10000, 20000));
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
ResetTilingsAndRasterScales();
SetupDrawPropertiesAndUpdateTiles(active_layer_, 2.5f, 1.f, 1.f, 1.f, false);
float max_contents_scale = active_layer_->MaximumTilingContentsScale();
EXPECT_EQ(2.5f, max_contents_scale);
gfx::Transform scaled_draw_transform = active_layer_->draw_transform();
scaled_draw_transform.Scale(SK_MScalar1 / max_contents_scale,
SK_MScalar1 / max_contents_scale);
AppendQuadsData data;
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
// SharedQuadState should have be of size 1, as we are doing AppenQuad once.
EXPECT_EQ(1u, render_pass->shared_quad_state_list.size());
// The content_to_target_transform should be scaled by the
// MaximumTilingContentsScale on the layer.
EXPECT_EQ(scaled_draw_transform.ToString(),
render_pass->shared_quad_state_list.front()
->content_to_target_transform.ToString());
// The content_bounds should be scaled by the
// MaximumTilingContentsScale on the layer.
EXPECT_EQ(
gfx::Size(2500u, 5000u).ToString(),
render_pass->shared_quad_state_list.front()->content_bounds.ToString());
// The visible_content_rect should be scaled by the
// MaximumTilingContentsScale on the layer.
EXPECT_EQ(gfx::Rect(0u, 0u, 2500u, 5000u).ToString(),
render_pass->shared_quad_state_list.front()
->visible_content_rect.ToString());
}
class PictureLayerImplTestWithDelegatingRenderer : public PictureLayerImplTest {
public:
PictureLayerImplTestWithDelegatingRenderer() : PictureLayerImplTest() {}
void InitializeRenderer() override {
host_impl_.InitializeRenderer(FakeOutputSurface::CreateDelegating3d());
}
};
TEST_F(PictureLayerImplTestWithDelegatingRenderer,
DelegatingRendererWithTileOOM) {
// This test is added for crbug.com/402321, where quad should be produced when
// raster on demand is not allowed and tile is OOM.
gfx::Size tile_size = host_impl_.settings().default_tile_size;
gfx::Size layer_bounds(1000, 1000);
// Create tiles.
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pending_pile);
pending_layer_->SetBounds(layer_bounds);
ActivateTree();
host_impl_.active_tree()->UpdateDrawProperties();
std::vector<Tile*> tiles =
active_layer_->HighResTiling()->AllTilesForTesting();
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(tiles);
// Force tiles after max_tiles to be OOM. TileManager uses
// GlobalStateThatImpactsTilesPriority from LayerTreeHostImpl, and we cannot
// directly set state to host_impl_, so we set policy that would change the
// state. We also need to update tree priority separately.
GlobalStateThatImpactsTilePriority state;
size_t max_tiles = 1;
size_t memory_limit = max_tiles * 4 * tile_size.width() * tile_size.height();
size_t resource_limit = max_tiles;
ManagedMemoryPolicy policy(memory_limit,
gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING,
resource_limit);
host_impl_.SetMemoryPolicy(policy);
host_impl_.SetTreePriority(SAME_PRIORITY_FOR_BOTH_TREES);
host_impl_.PrepareTiles();
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_HARDWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
// Even when OOM, quads should be produced, and should be different material
// from quads with resource.
EXPECT_LT(max_tiles, render_pass->quad_list.size());
EXPECT_EQ(DrawQuad::Material::TILED_CONTENT,
render_pass->quad_list.front()->material);
EXPECT_EQ(DrawQuad::Material::SOLID_COLOR,
render_pass->quad_list.back()->material);
}
class OcclusionTrackingSettings : public LowResTilingsSettings {
public:
OcclusionTrackingSettings() { use_occlusion_for_tile_prioritization = true; }
};
class OcclusionTrackingPictureLayerImplTest : public PictureLayerImplTest {
public:
OcclusionTrackingPictureLayerImplTest()
: PictureLayerImplTest(OcclusionTrackingSettings()) {}
void VerifyEvictionConsidersOcclusion(FakePictureLayerImpl* layer,
FakePictureLayerImpl* twin_layer,
WhichTree tree,
size_t expected_occluded_tile_count) {
WhichTree twin_tree = tree == ACTIVE_TREE ? PENDING_TREE : ACTIVE_TREE;
for (int priority_count = 0; priority_count < NUM_TREE_PRIORITIES;
++priority_count) {
TreePriority tree_priority = static_cast<TreePriority>(priority_count);
size_t occluded_tile_count = 0u;
Tile* last_tile = nullptr;
std::set<Tile*> shared_tiles;
scoped_ptr<TilingSetEvictionQueue> queue(
new TilingSetEvictionQueue(layer->picture_layer_tiling_set(),
tree_priority, layer && twin_layer));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
if (!last_tile)
last_tile = tile;
if (tile->is_shared())
EXPECT_TRUE(shared_tiles.insert(tile).second);
// The only way we will encounter an occluded tile after an unoccluded
// tile is if the priorty bin decreased, the tile is required for
// activation, or the scale changed.
bool tile_is_occluded = tile->is_occluded(tree);
if (tile_is_occluded) {
occluded_tile_count++;
bool last_tile_is_occluded = last_tile->is_occluded(tree);
if (!last_tile_is_occluded) {
TilePriority::PriorityBin tile_priority_bin =
tile->priority(tree).priority_bin;
TilePriority::PriorityBin last_tile_priority_bin =
last_tile->priority(tree).priority_bin;
EXPECT_TRUE(
(tile_priority_bin < last_tile_priority_bin) ||
tile->required_for_activation() ||
(tile->contents_scale() != last_tile->contents_scale()));
}
}
last_tile = tile;
queue->Pop();
}
// Count also shared tiles which are occluded in the tree but which were
// not returned by the tiling set eviction queue. Those shared tiles
// shall be returned by the twin tiling set eviction queue.
queue.reset(
new TilingSetEvictionQueue(twin_layer->picture_layer_tiling_set(),
tree_priority, layer && twin_layer));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
if (tile->is_shared()) {
EXPECT_TRUE(shared_tiles.insert(tile).second);
if (tile->is_occluded(tree))
++occluded_tile_count;
// Check the reasons why the shared tile was not returned by
// the first tiling set eviction queue.
switch (tree_priority) {
case SAME_PRIORITY_FOR_BOTH_TREES: {
const TilePriority& priority = tile->priority(tree);
const TilePriority& priority_for_tree_priority =
tile->priority_for_tree_priority(tree_priority);
const TilePriority& twin_priority = tile->priority(twin_tree);
// Check if the shared tile was not returned by the first tiling
// set eviction queue because it was out of order for the first
// tiling set eviction queue but not for the twin tiling set
// eviction queue.
if (priority.priority_bin != twin_priority.priority_bin) {
EXPECT_LT(priority_for_tree_priority.priority_bin,
priority.priority_bin);
EXPECT_EQ(priority_for_tree_priority.priority_bin,
twin_priority.priority_bin);
EXPECT_TRUE(priority_for_tree_priority.priority_bin <
priority.priority_bin);
} else if (tile->is_occluded(tree) !=
tile->is_occluded(twin_tree)) {
EXPECT_TRUE(tile->is_occluded(tree));
EXPECT_FALSE(tile->is_occluded(twin_tree));
EXPECT_FALSE(
tile->is_occluded_for_tree_priority(tree_priority));
} else if (priority.distance_to_visible !=
twin_priority.distance_to_visible) {
EXPECT_LT(priority_for_tree_priority.distance_to_visible,
priority.distance_to_visible);
EXPECT_EQ(priority_for_tree_priority.distance_to_visible,
twin_priority.distance_to_visible);
EXPECT_TRUE(priority_for_tree_priority.distance_to_visible <
priority.distance_to_visible);
} else {
// Shared tiles having the same active and pending priorities
// should be returned only by a pending tree eviction queue.
EXPECT_EQ(ACTIVE_TREE, tree);
}
break;
}
case SMOOTHNESS_TAKES_PRIORITY:
// Shared tiles should be returned only by an active tree
// eviction queue.
EXPECT_EQ(PENDING_TREE, tree);
break;
case NEW_CONTENT_TAKES_PRIORITY:
// Shared tiles should be returned only by a pending tree
// eviction queue.
EXPECT_EQ(ACTIVE_TREE, tree);
break;
case NUM_TREE_PRIORITIES:
NOTREACHED();
break;
}
}
queue->Pop();
}
EXPECT_EQ(expected_occluded_tile_count, occluded_tile_count);
}
}
};
TEST_F(OcclusionTrackingPictureLayerImplTest,
OccludedTilesSkippedDuringRasterization) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(500, 500);
gfx::Point occluding_layer_position(310, 0);
host_impl_.SetViewportSize(viewport_size);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
// No occlusion.
int unoccluded_tile_count = 0;
scoped_ptr<TilingSetRasterQueue> queue(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
// Occluded tiles should not be iterated over.
EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
// Some tiles may not be visible (i.e. outside the viewport). The rest are
// visible and at least partially unoccluded, verified by the above expect.
bool tile_is_visible =
tile->content_rect().Intersects(pending_layer_->visible_content_rect());
if (tile_is_visible)
unoccluded_tile_count++;
queue->Pop();
}
EXPECT_EQ(unoccluded_tile_count, 25);
// Partial occlusion.
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 1));
LayerImpl* layer1 = pending_layer_->children()[0];
layer1->SetBounds(layer_bounds);
layer1->SetContentBounds(layer_bounds);
layer1->SetDrawsContent(true);
layer1->SetContentsOpaque(true);
layer1->SetPosition(occluding_layer_position);
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
unoccluded_tile_count = 0;
queue.reset(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
bool tile_is_visible =
tile->content_rect().Intersects(pending_layer_->visible_content_rect());
if (tile_is_visible)
unoccluded_tile_count++;
queue->Pop();
}
EXPECT_EQ(20, unoccluded_tile_count);
// Full occlusion.
layer1->SetPosition(gfx::Point(0, 0));
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
unoccluded_tile_count = 0;
queue.reset(new TilingSetRasterQueueAll(
pending_layer_->picture_layer_tiling_set(), false));
while (!queue->IsEmpty()) {
Tile* tile = queue->Top();
EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
bool tile_is_visible =
tile->content_rect().Intersects(pending_layer_->visible_content_rect());
if (tile_is_visible)
unoccluded_tile_count++;
queue->Pop();
}
EXPECT_EQ(unoccluded_tile_count, 0);
}
TEST_F(OcclusionTrackingPictureLayerImplTest,
OccludedTilesNotMarkedAsRequired) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(500, 500);
gfx::Point occluding_layer_position(310, 0);
host_impl_.SetViewportSize(viewport_size);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
// No occlusion.
int occluded_tile_count = 0;
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
occluded_tile_count = 0;
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
if (!*iter)
continue;
const Tile* tile = *iter;
// Fully occluded tiles are not required for activation.
if (tile->is_occluded(PENDING_TREE)) {
EXPECT_FALSE(tile->required_for_activation());
occluded_tile_count++;
}
}
EXPECT_EQ(occluded_tile_count, 0);
}
// Partial occlusion.
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 1));
LayerImpl* layer1 = pending_layer_->children()[0];
layer1->SetBounds(layer_bounds);
layer1->SetContentBounds(layer_bounds);
layer1->SetDrawsContent(true);
layer1->SetContentsOpaque(true);
layer1->SetPosition(occluding_layer_position);
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
occluded_tile_count = 0;
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
if (!*iter)
continue;
const Tile* tile = *iter;
if (tile->is_occluded(PENDING_TREE)) {
EXPECT_FALSE(tile->required_for_activation());
occluded_tile_count++;
}
}
switch (i) {
case 0:
EXPECT_EQ(occluded_tile_count, 5);
break;
case 1:
EXPECT_EQ(occluded_tile_count, 2);
break;
default:
NOTREACHED();
}
}
// Full occlusion.
layer1->SetPosition(gfx::PointF(0, 0));
time_ticks += base::TimeDelta::FromMilliseconds(200);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
host_impl_.pending_tree()->UpdateDrawProperties();
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
occluded_tile_count = 0;
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
if (!*iter)
continue;
const Tile* tile = *iter;
if (tile->is_occluded(PENDING_TREE)) {
EXPECT_FALSE(tile->required_for_activation());
occluded_tile_count++;
}
}
switch (i) {
case 0:
EXPECT_EQ(25, occluded_tile_count);
break;
case 1:
EXPECT_EQ(4, occluded_tile_count);
break;
default:
NOTREACHED();
}
}
}
TEST_F(OcclusionTrackingPictureLayerImplTest, OcclusionForDifferentScales) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(500, 500);
gfx::Point occluding_layer_position(310, 0);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
host_impl_.SetViewportSize(viewport_size);
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, Region());
ASSERT_TRUE(pending_layer_->CanHaveTilings());
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 1));
LayerImpl* layer1 = pending_layer_->children()[0];
layer1->SetBounds(layer_bounds);
layer1->SetContentBounds(layer_bounds);
layer1->SetDrawsContent(true);
layer1->SetContentsOpaque(true);
layer1->SetPosition(occluding_layer_position);
pending_layer_->tilings()->RemoveAllTilings();
float low_res_factor = host_impl_.settings().low_res_contents_scale_factor;
pending_layer_->AddTiling(low_res_factor);
pending_layer_->AddTiling(0.3f);
pending_layer_->AddTiling(0.7f);
pending_layer_->AddTiling(1.0f);
pending_layer_->AddTiling(2.0f);
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
// UpdateDrawProperties with the occluding layer.
host_impl_.pending_tree()->UpdateDrawProperties();
EXPECT_EQ(5u, pending_layer_->num_tilings());
int occluded_tile_count = 0;
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
std::vector<Tile*> tiles = tiling->AllTilesForTesting();
occluded_tile_count = 0;
for (size_t j = 0; j < tiles.size(); ++j) {
if (tiles[j]->is_occluded(PENDING_TREE)) {
gfx::Rect scaled_content_rect = ScaleToEnclosingRect(
tiles[j]->content_rect(), 1.0f / tiles[j]->contents_scale());
EXPECT_GE(scaled_content_rect.x(), occluding_layer_position.x());
occluded_tile_count++;
}
}
switch (i) {
case 0:
EXPECT_EQ(occluded_tile_count, 30);
break;
case 1:
EXPECT_EQ(occluded_tile_count, 5);
break;
case 2:
EXPECT_EQ(occluded_tile_count, 4);
break;
case 4:
case 3:
EXPECT_EQ(occluded_tile_count, 2);
break;
default:
NOTREACHED();
}
}
}
TEST_F(OcclusionTrackingPictureLayerImplTest, DifferentOcclusionOnTrees) {
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(1000, 1000);
gfx::Point occluding_layer_position(310, 0);
gfx::Rect invalidation_rect(230, 230, 102, 102);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
host_impl_.SetViewportSize(viewport_size);
SetupPendingTree(active_pile);
// Partially occlude the active layer.
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 2));
LayerImpl* layer1 = pending_layer_->children()[0];
layer1->SetBounds(layer_bounds);
layer1->SetContentBounds(layer_bounds);
layer1->SetDrawsContent(true);
layer1->SetContentsOpaque(true);
layer1->SetPosition(occluding_layer_position);
ActivateTree();
// Partially invalidate the pending layer.
SetupPendingTreeWithInvalidation(pending_pile, invalidation_rect);
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
if (!*iter)
continue;
const Tile* tile = *iter;
// All tiles are unoccluded on the pending tree.
EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
Tile* twin_tile = pending_layer_->GetPendingOrActiveTwinTiling(tiling)
->TileAt(iter.i(), iter.j());
gfx::Rect scaled_content_rect = ScaleToEnclosingRect(
tile->content_rect(), 1.0f / tile->contents_scale());
if (scaled_content_rect.Intersects(invalidation_rect)) {
// Tiles inside the invalidation rect are only on the pending tree.
EXPECT_NE(tile, twin_tile);
// Unshared tiles should be unoccluded on the active tree by default.
EXPECT_FALSE(tile->is_occluded(ACTIVE_TREE));
} else {
// Tiles outside the invalidation rect are shared between both trees.
EXPECT_EQ(tile, twin_tile);
// Shared tiles are occluded on the active tree iff they lie beneath the
// occluding layer.
EXPECT_EQ(tile->is_occluded(ACTIVE_TREE),
scaled_content_rect.x() >= occluding_layer_position.x());
}
}
}
for (size_t i = 0; i < active_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = active_layer_->tilings()->tiling_at(i);
for (PictureLayerTiling::CoverageIterator iter(
tiling,
active_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
if (!*iter)
continue;
const Tile* tile = *iter;
Tile* twin_tile = active_layer_->GetPendingOrActiveTwinTiling(tiling)
->TileAt(iter.i(), iter.j());
gfx::Rect scaled_content_rect = ScaleToEnclosingRect(
tile->content_rect(), 1.0f / tile->contents_scale());
// Since we've already checked the shared tiles, only consider tiles in
// the invalidation rect.
if (scaled_content_rect.Intersects(invalidation_rect)) {
// Tiles inside the invalidation rect are only on the active tree.
EXPECT_NE(tile, twin_tile);
// Unshared tiles should be unoccluded on the pending tree by default.
EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
// Unshared tiles are occluded on the active tree iff they lie beneath
// the occluding layer.
EXPECT_EQ(tile->is_occluded(ACTIVE_TREE),
scaled_content_rect.x() >= occluding_layer_position.x());
}
}
}
}
TEST_F(OcclusionTrackingPictureLayerImplTest,
OccludedTilesConsideredDuringEviction) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
gfx::Size viewport_size(1000, 1000);
gfx::Point pending_occluding_layer_position(310, 0);
gfx::Point active_occluding_layer_position(0, 310);
gfx::Rect invalidation_rect(230, 230, 102, 102);
host_impl_.SetViewportSize(viewport_size);
host_impl_.SetDeviceScaleFactor(2.f);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTreeWithFixedTileSize(active_pile, tile_size, Region());
// Partially occlude the active layer.
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 2));
LayerImpl* active_occluding_layer = pending_layer_->children()[0];
active_occluding_layer->SetBounds(layer_bounds);
active_occluding_layer->SetContentBounds(layer_bounds);
active_occluding_layer->SetDrawsContent(true);
active_occluding_layer->SetContentsOpaque(true);
active_occluding_layer->SetPosition(active_occluding_layer_position);
ActivateTree();
// Partially invalidate the pending layer. Tiles inside the invalidation rect
// are not shared between trees.
SetupPendingTreeWithFixedTileSize(pending_pile, tile_size, invalidation_rect);
// Partially occlude the pending layer in a different way.
pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 3));
LayerImpl* pending_occluding_layer = pending_layer_->children()[0];
pending_occluding_layer->SetBounds(layer_bounds);
pending_occluding_layer->SetContentBounds(layer_bounds);
pending_occluding_layer->SetDrawsContent(true);
pending_occluding_layer->SetContentsOpaque(true);
pending_occluding_layer->SetPosition(pending_occluding_layer_position);
EXPECT_EQ(2u, pending_layer_->num_tilings());
EXPECT_EQ(2u, active_layer_->num_tilings());
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
// UpdateDrawProperties with the occluding layer.
host_impl_.pending_tree()->UpdateDrawProperties();
// The expected number of occluded tiles on each of the 2 tilings for each of
// the 3 tree priorities.
size_t expected_occluded_tile_count_on_both[] = {9u, 1u};
size_t expected_occluded_tile_count_on_active[] = {30u, 3u};
size_t expected_occluded_tile_count_on_pending[] = {30u, 3u};
size_t total_expected_occluded_tile_count_on_trees[] = {33u, 33u};
// Verify number of occluded tiles on the pending layer for each tiling.
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
size_t occluded_tile_count_on_pending = 0u;
size_t occluded_tile_count_on_active = 0u;
size_t occluded_tile_count_on_both = 0u;
for (PictureLayerTiling::CoverageIterator iter(tiling, 1.f,
gfx::Rect(layer_bounds));
iter; ++iter) {
Tile* tile = *iter;
if (!tile)
continue;
if (tile->is_occluded(PENDING_TREE))
occluded_tile_count_on_pending++;
if (tile->is_occluded(ACTIVE_TREE))
occluded_tile_count_on_active++;
if (tile->is_occluded(PENDING_TREE) && tile->is_occluded(ACTIVE_TREE))
occluded_tile_count_on_both++;
}
EXPECT_EQ(expected_occluded_tile_count_on_pending[i],
occluded_tile_count_on_pending)
<< tiling->contents_scale();
EXPECT_EQ(expected_occluded_tile_count_on_active[i],
occluded_tile_count_on_active)
<< tiling->contents_scale();
EXPECT_EQ(expected_occluded_tile_count_on_both[i],
occluded_tile_count_on_both)
<< tiling->contents_scale();
}
// Verify number of occluded tiles on the active layer for each tiling.
for (size_t i = 0; i < active_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = active_layer_->tilings()->tiling_at(i);
tiling->UpdateAllTilePrioritiesForTesting();
size_t occluded_tile_count_on_pending = 0u;
size_t occluded_tile_count_on_active = 0u;
size_t occluded_tile_count_on_both = 0u;
for (PictureLayerTiling::CoverageIterator iter(
tiling,
pending_layer_->contents_scale_x(),
gfx::Rect(layer_bounds));
iter;
++iter) {
Tile* tile = *iter;
if (!tile)
continue;
if (tile->is_occluded(PENDING_TREE))
occluded_tile_count_on_pending++;
if (tile->is_occluded(ACTIVE_TREE))
occluded_tile_count_on_active++;
if (tile->is_occluded(PENDING_TREE) && tile->is_occluded(ACTIVE_TREE))
occluded_tile_count_on_both++;
}
EXPECT_EQ(expected_occluded_tile_count_on_pending[i],
occluded_tile_count_on_pending)
<< i;
EXPECT_EQ(expected_occluded_tile_count_on_active[i],
occluded_tile_count_on_active)
<< i;
EXPECT_EQ(expected_occluded_tile_count_on_both[i],
occluded_tile_count_on_both)
<< i;
}
std::vector<Tile*> all_tiles;
for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
std::vector<Tile*> tiles = tiling->AllTilesForTesting();
all_tiles.insert(all_tiles.end(), tiles.begin(), tiles.end());
}
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(all_tiles);
VerifyEvictionConsidersOcclusion(
pending_layer_, active_layer_, PENDING_TREE,
total_expected_occluded_tile_count_on_trees[PENDING_TREE]);
VerifyEvictionConsidersOcclusion(
active_layer_, pending_layer_, ACTIVE_TREE,
total_expected_occluded_tile_count_on_trees[ACTIVE_TREE]);
// Repeat the tests without valid active tree priorities.
active_layer_->set_has_valid_tile_priorities(false);
VerifyEvictionConsidersOcclusion(
pending_layer_, active_layer_, PENDING_TREE,
total_expected_occluded_tile_count_on_trees[PENDING_TREE]);
VerifyEvictionConsidersOcclusion(
active_layer_, pending_layer_, ACTIVE_TREE, 0u);
active_layer_->set_has_valid_tile_priorities(true);
// Repeat the tests without valid pending tree priorities.
pending_layer_->set_has_valid_tile_priorities(false);
VerifyEvictionConsidersOcclusion(
active_layer_, pending_layer_, ACTIVE_TREE,
total_expected_occluded_tile_count_on_trees[ACTIVE_TREE]);
VerifyEvictionConsidersOcclusion(
pending_layer_, active_layer_, PENDING_TREE, 0u);
pending_layer_->set_has_valid_tile_priorities(true);
}
TEST_F(PictureLayerImplTest, PendingOrActiveTwinLayer) {
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakePicturePileImpl> pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pile);
EXPECT_FALSE(pending_layer_->GetPendingOrActiveTwinLayer());
ActivateTree();
EXPECT_FALSE(active_layer_->GetPendingOrActiveTwinLayer());
SetupPendingTree(pile);
EXPECT_TRUE(pending_layer_->GetPendingOrActiveTwinLayer());
EXPECT_TRUE(active_layer_->GetPendingOrActiveTwinLayer());
EXPECT_EQ(pending_layer_, active_layer_->GetPendingOrActiveTwinLayer());
EXPECT_EQ(active_layer_, pending_layer_->GetPendingOrActiveTwinLayer());
ActivateTree();
EXPECT_FALSE(active_layer_->GetPendingOrActiveTwinLayer());
// Make an empty pending tree.
host_impl_.CreatePendingTree();
host_impl_.pending_tree()->DetachLayerTree();
EXPECT_FALSE(active_layer_->GetPendingOrActiveTwinLayer());
}
TEST_F(PictureLayerImplTest, RecycledTwinLayer) {
gfx::Size tile_size(102, 102);
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakePicturePileImpl> pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupPendingTree(pile);
EXPECT_FALSE(pending_layer_->GetRecycledTwinLayer());
ActivateTree();
EXPECT_TRUE(active_layer_->GetRecycledTwinLayer());
EXPECT_EQ(old_pending_layer_, active_layer_->GetRecycledTwinLayer());
SetupPendingTree(pile);
EXPECT_FALSE(pending_layer_->GetRecycledTwinLayer());
EXPECT_FALSE(active_layer_->GetRecycledTwinLayer());
ActivateTree();
EXPECT_TRUE(active_layer_->GetRecycledTwinLayer());
EXPECT_EQ(old_pending_layer_, active_layer_->GetRecycledTwinLayer());
// Make an empty pending tree.
host_impl_.CreatePendingTree();
host_impl_.pending_tree()->DetachLayerTree();
EXPECT_FALSE(active_layer_->GetRecycledTwinLayer());
}
void PictureLayerImplTest::TestQuadsForSolidColor(bool test_for_solid) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
gfx::Rect layer_rect(layer_bounds);
FakeContentLayerClient client;
scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&host_client);
host->SetRootLayer(layer);
RecordingSource* recording_source = layer->GetRecordingSourceForTesting();
int frame_number = 0;
client.set_fill_with_nonsolid_color(!test_for_solid);
Region invalidation(layer_rect);
recording_source->UpdateAndExpandInvalidation(
&client, &invalidation, false, layer_bounds, layer_rect, frame_number++,
Picture::RECORD_NORMALLY);
scoped_refptr<RasterSource> pending_raster_source =
recording_source->CreateRasterSource();
SetupPendingTreeWithFixedTileSize(pending_raster_source, tile_size, Region());
ActivateTree();
if (test_for_solid) {
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
} else {
ASSERT_TRUE(active_layer_->tilings());
ASSERT_GT(active_layer_->tilings()->num_tilings(), 0u);
std::vector<Tile*> tiles =
active_layer_->tilings()->tiling_at(0)->AllTilesForTesting();
EXPECT_FALSE(tiles.empty());
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(tiles);
}
scoped_ptr<RenderPass> render_pass = RenderPass::Create();
AppendQuadsData data;
active_layer_->WillDraw(DRAW_MODE_SOFTWARE, nullptr);
active_layer_->AppendQuads(render_pass.get(), Occlusion(), &data);
active_layer_->DidDraw(nullptr);
DrawQuad::Material expected = test_for_solid
? DrawQuad::Material::SOLID_COLOR
: DrawQuad::Material::TILED_CONTENT;
EXPECT_EQ(expected, render_pass->quad_list.front()->material);
}
TEST_F(PictureLayerImplTest, DrawSolidQuads) {
TestQuadsForSolidColor(true);
}
TEST_F(PictureLayerImplTest, DrawNonSolidQuads) {
TestQuadsForSolidColor(false);
}
TEST_F(PictureLayerImplTest, NonSolidToSolidNoTilings) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(200, 200);
gfx::Rect layer_rect(layer_bounds);
FakeContentLayerClient client;
scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&host_client);
host->SetRootLayer(layer);
RecordingSource* recording_source = layer->GetRecordingSourceForTesting();
int frame_number = 0;
client.set_fill_with_nonsolid_color(true);
Region invalidation1(layer_rect);
recording_source->UpdateAndExpandInvalidation(
&client, &invalidation1, false, layer_bounds, layer_rect, frame_number++,
Picture::RECORD_NORMALLY);
scoped_refptr<RasterSource> raster_source1 =
recording_source->CreateRasterSource();
SetupPendingTree(raster_source1);
ActivateTree();
host_impl_.active_tree()->UpdateDrawProperties();
// We've started with a solid layer that contains some tilings.
ASSERT_TRUE(active_layer_->tilings());
EXPECT_NE(0u, active_layer_->tilings()->num_tilings());
client.set_fill_with_nonsolid_color(false);
Region invalidation2(layer_rect);
recording_source->UpdateAndExpandInvalidation(
&client, &invalidation2, false, layer_bounds, layer_rect, frame_number++,
Picture::RECORD_NORMALLY);
scoped_refptr<RasterSource> raster_source2 =
recording_source->CreateRasterSource();
SetupPendingTree(raster_source2);
ActivateTree();
// We've switched to a solid color, so we should end up with no tilings.
ASSERT_TRUE(active_layer_->tilings());
EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
}
TEST_F(PictureLayerImplTest, ChangeInViewportAllowsTilingUpdates) {
base::TimeTicks time_ticks;
time_ticks += base::TimeDelta::FromMilliseconds(1);
host_impl_.SetCurrentBeginFrameArgs(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 4000);
scoped_refptr<FakePicturePileImpl> pending_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> active_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
SetupTrees(pending_pile, active_pile);
Region invalidation;
gfx::Rect viewport = gfx::Rect(0, 0, 100, 100);
gfx::Transform transform;
host_impl_.SetRequiresHighResToDraw();
// Update tiles.
pending_layer_->draw_properties().visible_content_rect = viewport;
pending_layer_->draw_properties().screen_space_transform = transform;
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 1.f, 1.f, 1.f, 1.f, false);
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
// Ensure we can't activate.
EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
// Now in the same frame, move the viewport (this can happen during
// animation).
viewport = gfx::Rect(0, 2000, 100, 100);
// Update tiles.
pending_layer_->draw_properties().visible_content_rect = viewport;
pending_layer_->draw_properties().screen_space_transform = transform;
SetupDrawPropertiesAndUpdateTiles(pending_layer_, 1.f, 1.f, 1.f, 1.f, false);
pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
// Make sure all viewport tiles (viewport from the tiling) are ready to draw.
std::vector<Tile*> tiles;
for (PictureLayerTiling::CoverageIterator iter(
pending_layer_->HighResTiling(),
1.f,
pending_layer_->HighResTiling()->GetCurrentVisibleRectForTesting());
iter;
++iter) {
if (*iter)
tiles.push_back(*iter);
}
host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(tiles);
// Ensure we can activate.
EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
}
TEST_F(PictureLayerImplTest, CloneMissingRecordings) {
gfx::Size tile_size(100, 100);
gfx::Size layer_bounds(400, 400);
scoped_refptr<FakePicturePileImpl> filled_pile =
FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
scoped_refptr<FakePicturePileImpl> partial_pile =
FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
for (int i = 1; i < partial_pile->tiling().num_tiles_x(); ++i) {
for (int j = 1; j < partial_pile->tiling().num_tiles_y(); ++j)
partial_pile->AddRecordingAt(i, j);
}
SetupPendingTreeWithFixedTileSize(filled_pile, tile_size, Region());
ActivateTree();
PictureLayerTiling* pending_tiling = old_pending_layer_->HighResTiling();
PictureLayerTiling* active_tiling = active_layer_->HighResTiling();
// We should have all tiles in both tile sets.
EXPECT_EQ(5u * 5u, pending_tiling->AllTilesForTesting().size());
EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size());
// Now put a partially-recorded pile on the pending tree (and invalidate
// everything, since the main thread PicturePile will invalidate dropped
// recordings). This will cause us to be missing some tiles.
SetupPendingTreeWithFixedTileSize(partial_pile, tile_size,
Region(gfx::Rect(layer_bounds)));
EXPECT_EQ(3u * 3u, pending_tiling->AllTilesForTesting().size());
EXPECT_FALSE(pending_tiling->TileAt(0, 0));
EXPECT_FALSE(pending_tiling->TileAt(1, 1));
EXPECT_TRUE(pending_tiling->TileAt(2, 2));
// Active is not affected yet.
EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size());
// Activate the tree. The same tiles go missing on the active tree.
ActivateTree();
EXPECT_EQ(3u * 3u, active_tiling->AllTilesForTesting().size());
EXPECT_FALSE(active_tiling->TileAt(0, 0));
EXPECT_FALSE(active_tiling->TileAt(1, 1));
EXPECT_TRUE(active_tiling->TileAt(2, 2));
// Now put a full recording on the pending tree again. We'll get all our tiles
// back.
SetupPendingTreeWithFixedTileSize(filled_pile, tile_size,
Region(gfx::Rect(layer_bounds)));
EXPECT_EQ(5u * 5u, pending_tiling->AllTilesForTesting().size());
// Active is not affected yet.
EXPECT_EQ(3u * 3u, active_tiling->AllTilesForTesting().size());
// Activate the tree. The tiles are created and shared on the active tree.
ActivateTree();
EXPECT_EQ(5u * 5u, active_tiling->AllTilesForTesting().size());
EXPECT_TRUE(active_tiling->TileAt(0, 0)->is_shared());
EXPECT_TRUE(active_tiling->TileAt(1, 1)->is_shared());
EXPECT_TRUE(active_tiling->TileAt(2, 2)->is_shared());
}
class TileSizeSettings : public ImplSidePaintingSettings {
public:
TileSizeSettings() {
default_tile_size = gfx::Size(100, 100);
max_untiled_layer_size = gfx::Size(200, 200);
}
};
class TileSizeTest : public PictureLayerImplTest {
public:
TileSizeTest() : PictureLayerImplTest(TileSizeSettings()) {}
};
TEST_F(TileSizeTest, TileSizes) {
host_impl_.CreatePendingTree();
LayerTreeImpl* pending_tree = host_impl_.pending_tree();
scoped_ptr<FakePictureLayerImpl> layer =
FakePictureLayerImpl::Create(pending_tree, id_);
host_impl_.SetViewportSize(gfx::Size(1000, 1000));
gfx::Size result;
host_impl_.SetUseGpuRasterization(false);
// Default tile-size for large layers.
result = layer->CalculateTileSize(gfx::Size(10000, 10000));
EXPECT_EQ(result.width(), 100);
EXPECT_EQ(result.height(), 100);
// Don't tile and round-up, when under max_untiled_layer_size.
result = layer->CalculateTileSize(gfx::Size(42, 42));
EXPECT_EQ(result.width(), 64);
EXPECT_EQ(result.height(), 64);
result = layer->CalculateTileSize(gfx::Size(191, 191));
EXPECT_EQ(result.width(), 192);
EXPECT_EQ(result.height(), 192);
result = layer->CalculateTileSize(gfx::Size(199, 199));
EXPECT_EQ(result.width(), 200);
EXPECT_EQ(result.height(), 200);
// Gpu-rasterization uses 25% viewport-height tiles.
// The +2's below are for border texels.
host_impl_.SetUseGpuRasterization(true);
host_impl_.SetViewportSize(gfx::Size(2000, 2000));
result = layer->CalculateTileSize(gfx::Size(10000, 10000));
EXPECT_EQ(result.width(), 2000);
EXPECT_EQ(result.height(), 500 + 2);
// Clamp and round-up, when smaller than viewport.
// Tile-height doubles to 50% when width shrinks to <= 50%.
host_impl_.SetViewportSize(gfx::Size(1000, 1000));
result = layer->CalculateTileSize(gfx::Size(447, 10000));
EXPECT_EQ(result.width(), 448);
EXPECT_EQ(result.height(), 500 + 2);
// Largest layer is 50% of viewport width (rounded up), and
// 50% of viewport in height.
result = layer->CalculateTileSize(gfx::Size(447, 400));
EXPECT_EQ(result.width(), 448);
EXPECT_EQ(result.height(), 448);
result = layer->CalculateTileSize(gfx::Size(500, 499));
EXPECT_EQ(result.width(), 512);
EXPECT_EQ(result.height(), 500 + 2);
}
} // namespace
} // namespace cc