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Unified Diff: cc/layers/picture_layer_impl_unittest.cc

Issue 1057283003: Remove parts of //cc we aren't using (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: cc/layers/picture_layer_impl_unittest.cc
diff --git a/cc/layers/picture_layer_impl_unittest.cc b/cc/layers/picture_layer_impl_unittest.cc
deleted file mode 100644
index 1ed32874972cea3acad86707ce7e3ed0b14701e5..0000000000000000000000000000000000000000
--- a/cc/layers/picture_layer_impl_unittest.cc
+++ /dev/null
@@ -1,4978 +0,0 @@
-// 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_task_graph_runner.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_,
- &task_graph_runner_),
- 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_,
- &task_graph_runner_),
- 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_));
-
- bool update_lcd_text = false;
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
- }
-
- 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.
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
- }
-
- 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(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();
- EXPECT_FALSE(pending_layer_->tilings());
- pending_layer_->RecreateResources();
- EXPECT_EQ(0u, pending_layer_->tilings()->num_tilings());
-
- active_layer_->ReleaseResources();
- EXPECT_FALSE(active_layer_->tilings());
- active_layer_->RecreateResources();
- 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_;
- TestTaskGraphRunner task_graph_runner_;
- 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_ptr<FakePicturePile> active_recording =
- FakePicturePile::CreateFilledPile(layer_size, layer_size);
- scoped_refptr<FakePicturePileImpl> active_pile =
- FakePicturePileImpl::CreateFromPile(active_recording.get(), nullptr);
-
- 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_recording->add_draw_rect(rect);
- rects.push_back(SkRect::MakeXYWH(rect.x(), rect.y(), 1, 1));
- }
-
- // Force re-raster with newly injected content
- active_recording->RemoveRecordingAt(0, 0);
- active_recording->AddRecordingAt(0, 0);
-
- scoped_refptr<FakePicturePileImpl> updated_active_pile =
- FakePicturePileImpl::CreateFromPile(active_recording.get(), nullptr);
-
- 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);
- updated_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);
- bool update_lcd_text = false;
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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_->viewport_rect_for_tile_priority_in_content_space());
- 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(update_lcd_text);
-
- 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_->viewport_rect_for_tile_priority_in_content_space());
- 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(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(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(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, ViewportRectForTilePriorityIsCached) {
- 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));
-
- bool resourceless_software_draw = false;
- gfx::Rect viewport = gfx::Rect(layer_bounds);
- gfx::Rect viewport_rect_for_tile_priority(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);
- bool update_lcd_text = false;
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
-
- EXPECT_EQ(viewport_rect_for_tile_priority,
- active_layer_->viewport_rect_for_tile_priority_in_content_space());
-
- time_ticks += base::TimeDelta::FromMilliseconds(200);
- host_impl_.SetCurrentBeginFrameArgs(
- CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
-
- gfx::Rect another_viewport_rect_for_tile_priority(11, 11, 50, 50);
- host_impl_.SetExternalDrawConstraints(
- transform, viewport, viewport, another_viewport_rect_for_tile_priority,
- transform_for_tile_priority, resourceless_software_draw);
-
- // Didn't call UpdateDrawProperties yet. The viewport rect for tile priority
- // should remain to be the previously cached value.
- EXPECT_EQ(viewport_rect_for_tile_priority,
- active_layer_->viewport_rect_for_tile_priority_in_content_space());
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
-
- // Now the UpdateDrawProperties is called. The viewport rect for tile
- // priority should be the latest value.
- EXPECT_EQ(another_viewport_rect_for_tile_priority,
- active_layer_->viewport_rect_for_tile_priority_in_content_space());
-}
-
-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();
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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, UpdateTilesCreatesTilings) {
- 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_FALSE(active_layer_->tilings());
- active_layer_->RecreateResources();
- 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_FALSE(pending_layer_->tilings());
- pending_layer_->RecreateResources();
- 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);
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings. Note this is unrelated to
- // |used_tilings| variable, and it's here only to ensure that active_layer_
- // won't remove tilings before the test has a chance to verify behavior.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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);
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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();
- pending_mask->RecreateResources();
- active_mask->RecreateResources();
- 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(update_lcd_text);
-
- // 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();
- pending_mask->RecreateResources();
- active_mask->RecreateResources();
- 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(update_lcd_text);
-
- 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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_FALSE(active_layer_->tilings());
- active_layer_->RecreateResources();
- EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
- pending_layer_->ReleaseResources();
- EXPECT_FALSE(pending_layer_->tilings());
- pending_layer_->RecreateResources();
- 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(), &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_ptr<FakePicturePile> empty_recording =
- FakePicturePile::CreateEmptyPile(tile_size, layer_bounds);
- empty_recording->SetIsSolidColor(true);
-
- scoped_refptr<FakePicturePileImpl> pending_pile =
- FakePicturePileImpl::CreateFromPile(empty_recording.get(), nullptr);
- scoped_refptr<FakePicturePileImpl> active_pile =
- FakePicturePileImpl::CreateFromPile(empty_recording.get(), nullptr);
-
- 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(), &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, false);
- scoped_refptr<FakePicturePileImpl> active_pile =
- FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
- tile_size, layer_bounds, 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(resourceless_software_draw);
-
- int num_visible = 0;
- int num_offscreen = 0;
-
- scoped_ptr<TilingSetRasterQueueAll> 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- // 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(resourceless_software_draw);
-
- // Intersect the two rects. Any tile outside should not be required for
- // activation.
- gfx::Rect viewport_for_tile_priority =
- pending_layer_->viewport_rect_for_tile_priority_in_content_space();
- 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(update_lcd_text);
- 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(), &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(), &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(), &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(), &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(), &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(), &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.
- bool is_solid_color = false;
- scoped_refptr<FakePicturePileImpl> active_pile =
- FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
- tile_size, layer_bounds, is_solid_color);
-
- 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
- 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(true);
- host_impl_.active_tree()->UpdateDrawProperties(false);
- 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(), 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(false);
-}
-
-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<TilingSetRasterQueueAll> 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()));
-
- scoped_ptr<TilingSetRasterQueueRequired> required_queue(
- new TilingSetRasterQueueRequired(
- pending_layer_->picture_layer_tiling_set(),
- RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW));
- EXPECT_TRUE(required_queue->IsEmpty());
-
- required_queue.reset(new TilingSetRasterQueueRequired(
- pending_layer_->picture_layer_tiling_set(),
- RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION));
- EXPECT_FALSE(required_queue->IsEmpty());
- int required_for_activation_count = 0;
- while (!required_queue->IsEmpty()) {
- Tile* tile = required_queue->Top();
- EXPECT_TRUE(tile->required_for_activation());
- EXPECT_FALSE(tile->IsReadyToDraw());
- ++required_for_activation_count;
- required_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(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(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<TilingSetRasterQueueRequired> 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_ptr<FakePicturePile> empty_recording =
- FakePicturePile::CreateEmptyPile(gfx::Size(256, 256),
- gfx::Size(1024, 1024));
- empty_recording->SetIsSolidColor(true);
-
- scoped_refptr<FakePicturePileImpl> pending_pile =
- FakePicturePileImpl::CreateFromPile(empty_recording.get(), nullptr);
-
- SetupPendingTree(pending_pile);
- EXPECT_FALSE(
- pending_layer_->picture_layer_tiling_set()->FindTilingWithResolution(
- HIGH_RESOLUTION));
-
- scoped_ptr<TilingSetRasterQueueRequired> 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() &&
- 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(host_impl_.tile_manager()->IsReadyToActivate());
-
- // Initialize all low-res tiles.
- pending_layer_->SetAllTilesReadyInTiling(pending_layer_->LowResTiling());
-
- // Low-res tiles should not be enough.
- EXPECT_FALSE(host_impl_.tile_manager()->IsReadyToActivate());
-
- // Initialize remaining tiles.
- pending_layer_->SetAllTilesReady();
-
- EXPECT_TRUE(host_impl_.tile_manager()->IsReadyToActivate());
-}
-
-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(host_impl_.tile_manager()->IsReadyToActivate());
-
- // Initialize all high-res tiles.
- pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
-
- // High-res tiles should be enough, since they cover everything visible.
- EXPECT_TRUE(host_impl_.tile_manager()->IsReadyToActivate());
-}
-
-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(host_impl_.tile_manager()->IsReadyToActivate());
-
- // When the unshared pending high-res tiles are ready, we can activate.
- pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
- EXPECT_TRUE(host_impl_.tile_manager()->IsReadyToActivate());
-}
-
-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(host_impl_.tile_manager()->IsReadyToActivate());
-
- // When the unshared pending high-res tiles are ready, we can activate.
- pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
- EXPECT_TRUE(host_impl_.tile_manager()->IsReadyToActivate());
-}
-
-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.
- bool is_solid_color = false;
- scoped_refptr<FakePicturePileImpl> active_pile =
- FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
- tile_size, layer_bounds, is_solid_color);
-
- 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(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(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(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());
-
- // Ensure UpdateTiles won't remove any tilings. Note this is unrelated to
- // |used_tilings| variable, and it's here only to ensure that active_layer_
- // won't remove tilings before the test has a chance to verify behavior.
- active_layer_->MarkAllTilingsUsed();
-
- // 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());
-
- // Ensure UpdateTiles won't remove any tilings.
- active_layer_->MarkAllTilingsUsed();
-
- // 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_FALSE(active_layer_->tilings());
- active_layer_->RecreateResources();
- EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
- pending_layer_->ReleaseResources();
- EXPECT_FALSE(pending_layer_->tilings());
- pending_layer_->RecreateResources();
- 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(), &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();
- bool update_lcd_text = false;
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
- 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(), &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 <= LAST_TREE_PRIORITY;
- ++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_combined());
- } 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;
- }
- }
- 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<TilingSetRasterQueueAll> 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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(update_lcd_text);
-
- 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));
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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(update_lcd_text);
-
- 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.
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- 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.
- bool update_lcd_text = false;
- host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
-
- // 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, layer_bounds, layer_rect, frame_number++,
- RecordingSource::RECORD_NORMALLY);
-
- scoped_refptr<RasterSource> pending_raster_source =
- recording_source->CreateRasterSource(true);
-
- 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(), &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, layer_bounds, layer_rect, frame_number++,
- RecordingSource::RECORD_NORMALLY);
-
- scoped_refptr<RasterSource> raster_source1 =
- recording_source->CreateRasterSource(true);
-
- SetupPendingTree(raster_source1);
- ActivateTree();
- bool update_lcd_text = false;
- host_impl_.active_tree()->UpdateDrawProperties(update_lcd_text);
-
- // 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, layer_bounds, layer_rect, frame_number++,
- RecordingSource::RECORD_NORMALLY);
-
- scoped_refptr<RasterSource> raster_source2 =
- recording_source->CreateRasterSource(true);
-
- 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(host_impl_.tile_manager()->IsReadyToActivate());
-
- // 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(host_impl_.tile_manager()->IsReadyToActivate());
-}
-
-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_ptr<FakePicturePile> partial_recording =
- FakePicturePile::CreateEmptyPile(tile_size, layer_bounds);
- for (int i = 1; i < partial_recording->tiling().num_tiles_x(); ++i) {
- for (int j = 1; j < partial_recording->tiling().num_tiles_y(); ++j)
- partial_recording->AddRecordingAt(i, j);
- }
- scoped_refptr<FakePicturePileImpl> partial_pile =
- FakePicturePileImpl::CreateFromPile(partial_recording.get(), nullptr);
-
- 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));
-
- layer->set_gpu_raster_max_texture_size(host_impl_.device_viewport_size());
- 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));
- layer->set_gpu_raster_max_texture_size(host_impl_.device_viewport_size());
- 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
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