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tile_manager_unittest.cc
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tile_manager_unittest.cc
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// 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 <stddef.h>
#include <stdint.h>
#include <utility>
#include "base/bind.h"
#include "base/callback.h"
#include "base/callback_helpers.h"
#include "base/containers/contains.h"
#include "base/run_loop.h"
#include "base/test/test_simple_task_runner.h"
#include "base/threading/thread_task_runner_handle.h"
#include "cc/layers/recording_source.h"
#include "cc/raster/raster_buffer.h"
#include "cc/raster/raster_source.h"
#include "cc/raster/synchronous_task_graph_runner.h"
#include "cc/resources/resource_pool.h"
#include "cc/test/fake_impl_task_runner_provider.h"
#include "cc/test/fake_layer_tree_frame_sink.h"
#include "cc/test/fake_layer_tree_frame_sink_client.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_paint_image_generator.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_picture_layer_tiling_client.h"
#include "cc/test/fake_raster_query_queue.h"
#include "cc/test/fake_raster_source.h"
#include "cc/test/fake_recording_source.h"
#include "cc/test/fake_tile_manager.h"
#include "cc/test/fake_tile_task_manager.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/skia_common.h"
#include "cc/test/test_layer_tree_host_base.h"
#include "cc/test/test_task_graph_runner.h"
#include "cc/test/test_tile_priorities.h"
#include "cc/tiles/eviction_tile_priority_queue.h"
#include "cc/tiles/raster_tile_priority_queue.h"
#include "cc/tiles/tile.h"
#include "cc/tiles/tile_priority.h"
#include "cc/tiles/tiling_set_raster_queue_all.h"
#include "cc/trees/layer_tree_impl.h"
#include "components/viz/common/resources/resource_sizes.h"
#include "components/viz/test/begin_frame_args_test.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkImageGenerator.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkSurface.h"
using testing::_;
using testing::Invoke;
using testing::Return;
using testing::StrictMock;
namespace cc {
namespace {
// A version of simple task runner that lets the user control if all tasks
// posted should run synchronously.
class SynchronousSimpleTaskRunner : public base::TestSimpleTaskRunner {
public:
bool PostDelayedTask(const base::Location& from_here,
base::OnceClosure task,
base::TimeDelta delay) override {
TestSimpleTaskRunner::PostDelayedTask(from_here, std::move(task), delay);
if (run_tasks_synchronously_)
RunUntilIdle();
return true;
}
bool PostNonNestableDelayedTask(const base::Location& from_here,
base::OnceClosure task,
base::TimeDelta delay) override {
return PostDelayedTask(from_here, std::move(task), delay);
}
void set_run_tasks_synchronously(bool run_tasks_synchronously) {
run_tasks_synchronously_ = run_tasks_synchronously;
}
protected:
~SynchronousSimpleTaskRunner() override = default;
bool run_tasks_synchronously_ = false;
};
class FakeRasterBuffer : public RasterBuffer {
public:
void Playback(const RasterSource* raster_source,
const gfx::Rect& raster_full_rect,
const gfx::Rect& raster_dirty_rect,
uint64_t new_content_id,
const gfx::AxisTransform2d& transform,
const RasterSource::PlaybackSettings& playback_settings,
const GURL& url) override {}
bool SupportsBackgroundThreadPriority() const override { return true; }
};
class TileManagerTilePriorityQueueTest : public TestLayerTreeHostBase {
public:
LayerTreeSettings CreateSettings() override {
auto settings = TestLayerTreeHostBase::CreateSettings();
settings.create_low_res_tiling = true;
return settings;
}
TileManager* tile_manager() { return host_impl()->tile_manager(); }
};
TEST_F(TileManagerTilePriorityQueueTest, RasterTilePriorityQueue) {
const gfx::Size layer_bounds(1000, 1000);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(layer_bounds));
SetupDefaultTrees(layer_bounds);
std::unique_ptr<RasterTilePriorityQueue> queue(host_impl()->BuildRasterQueue(
SAME_PRIORITY_FOR_BOTH_TREES, RasterTilePriorityQueue::Type::ALL));
EXPECT_FALSE(queue->IsEmpty());
size_t tile_count = 0;
std::set<Tile*> all_tiles;
while (!queue->IsEmpty()) {
EXPECT_TRUE(queue->Top().tile());
all_tiles.insert(queue->Top().tile());
++tile_count;
queue->Pop();
}
EXPECT_EQ(tile_count, all_tiles.size());
EXPECT_EQ(16u, tile_count);
// Sanity check, all tiles should be visible.
std::set<Tile*> smoothness_tiles;
queue = host_impl()->BuildRasterQueue(SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::ALL);
bool had_low_res = false;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile());
EXPECT_EQ(TilePriority::NOW, prioritized_tile.priority().priority_bin);
if (prioritized_tile.priority().resolution == LOW_RESOLUTION)
had_low_res = true;
else
smoothness_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(all_tiles, smoothness_tiles);
EXPECT_TRUE(had_low_res);
// Check that everything is required for activation.
queue = host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION);
std::set<Tile*> required_for_activation_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_activation());
required_for_activation_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(all_tiles, required_for_activation_tiles);
// Check that everything is required for draw.
queue = host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW);
std::set<Tile*> required_for_draw_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_draw());
required_for_draw_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(all_tiles, required_for_draw_tiles);
Region invalidation(gfx::Rect(0, 0, 500, 500));
// Invalidate the pending tree.
pending_layer()->set_invalidation(invalidation);
pending_layer()->HighResTiling()->Invalidate(invalidation);
// Renew all of the tile priorities.
gfx::Rect viewport(50, 50, 100, 100);
pending_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
active_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
// Populate all tiles directly from the tilings.
all_tiles.clear();
std::set<Tile*> high_res_tiles;
std::vector<Tile*> pending_high_res_tiles =
pending_layer()->HighResTiling()->AllTilesForTesting();
for (size_t i = 0; i < pending_high_res_tiles.size(); ++i) {
all_tiles.insert(pending_high_res_tiles[i]);
high_res_tiles.insert(pending_high_res_tiles[i]);
}
std::vector<Tile*> active_high_res_tiles =
active_layer()->HighResTiling()->AllTilesForTesting();
for (size_t i = 0; i < active_high_res_tiles.size(); ++i) {
all_tiles.insert(active_high_res_tiles[i]);
high_res_tiles.insert(active_high_res_tiles[i]);
}
std::vector<Tile*> active_low_res_tiles =
active_layer()->LowResTiling()->AllTilesForTesting();
for (size_t i = 0; i < active_low_res_tiles.size(); ++i)
all_tiles.insert(active_low_res_tiles[i]);
PrioritizedTile last_tile;
smoothness_tiles.clear();
tile_count = 0;
size_t correct_order_tiles = 0u;
// Here we expect to get increasing ACTIVE_TREE priority_bin.
queue = host_impl()->BuildRasterQueue(SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::ALL);
std::set<Tile*> expected_required_for_draw_tiles;
std::set<Tile*> expected_required_for_activation_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile());
if (!last_tile.tile())
last_tile = prioritized_tile;
EXPECT_LE(last_tile.priority().priority_bin,
prioritized_tile.priority().priority_bin);
bool skip_updating_last_tile = false;
if (last_tile.priority().priority_bin ==
prioritized_tile.priority().priority_bin) {
correct_order_tiles += last_tile.priority().distance_to_visible <=
prioritized_tile.priority().distance_to_visible;
} else if (prioritized_tile.priority().priority_bin == TilePriority::NOW) {
// Since we'd return pending tree now tiles before the eventually tiles on
// the active tree, update the value.
++correct_order_tiles;
skip_updating_last_tile = true;
}
if (prioritized_tile.priority().priority_bin == TilePriority::NOW &&
last_tile.priority().resolution !=
prioritized_tile.priority().resolution) {
// Low resolution should come first.
EXPECT_EQ(LOW_RESOLUTION, last_tile.priority().resolution);
}
if (!skip_updating_last_tile)
last_tile = prioritized_tile;
++tile_count;
smoothness_tiles.insert(prioritized_tile.tile());
if (prioritized_tile.tile()->required_for_draw())
expected_required_for_draw_tiles.insert(prioritized_tile.tile());
if (prioritized_tile.tile()->required_for_activation())
expected_required_for_activation_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(tile_count, smoothness_tiles.size());
EXPECT_EQ(all_tiles, smoothness_tiles);
// Since we don't guarantee increasing distance due to spiral iterator, we
// should check that we're _mostly_ right.
EXPECT_GT(correct_order_tiles, 3 * tile_count / 4);
// Check that we have consistent required_for_activation tiles.
queue = host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION);
required_for_activation_tiles.clear();
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_activation());
required_for_activation_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(expected_required_for_activation_tiles,
required_for_activation_tiles);
EXPECT_NE(all_tiles, required_for_activation_tiles);
// Check that we have consistent required_for_draw tiles.
queue = host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW);
required_for_draw_tiles.clear();
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_draw());
required_for_draw_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(expected_required_for_draw_tiles, required_for_draw_tiles);
EXPECT_NE(all_tiles, required_for_draw_tiles);
std::set<Tile*> new_content_tiles;
last_tile = PrioritizedTile();
size_t increasing_distance_tiles = 0u;
// Here we expect to get increasing PENDING_TREE priority_bin.
queue = host_impl()->BuildRasterQueue(NEW_CONTENT_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::ALL);
tile_count = 0;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile());
if (!last_tile.tile())
last_tile = prioritized_tile;
EXPECT_LE(last_tile.priority().priority_bin,
prioritized_tile.priority().priority_bin);
if (last_tile.priority().priority_bin ==
prioritized_tile.priority().priority_bin) {
increasing_distance_tiles +=
last_tile.priority().distance_to_visible <=
prioritized_tile.priority().distance_to_visible;
}
if (prioritized_tile.priority().priority_bin == TilePriority::NOW &&
last_tile.priority().resolution !=
prioritized_tile.priority().resolution) {
// High resolution should come first.
EXPECT_EQ(HIGH_RESOLUTION, last_tile.priority().resolution);
}
last_tile = prioritized_tile;
new_content_tiles.insert(prioritized_tile.tile());
++tile_count;
queue->Pop();
}
EXPECT_EQ(tile_count, new_content_tiles.size());
EXPECT_EQ(high_res_tiles, new_content_tiles);
// Since we don't guarantee increasing distance due to spiral iterator, we
// should check that we're _mostly_ right.
EXPECT_GE(increasing_distance_tiles, 3 * tile_count / 4);
// Check that we have consistent required_for_activation tiles.
queue = host_impl()->BuildRasterQueue(
NEW_CONTENT_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION);
required_for_activation_tiles.clear();
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_activation());
required_for_activation_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(expected_required_for_activation_tiles,
required_for_activation_tiles);
EXPECT_NE(new_content_tiles, required_for_activation_tiles);
// Check that we have consistent required_for_draw tiles.
queue = host_impl()->BuildRasterQueue(
NEW_CONTENT_TAKES_PRIORITY,
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW);
required_for_draw_tiles.clear();
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile()->required_for_draw());
required_for_draw_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(expected_required_for_draw_tiles, required_for_draw_tiles);
EXPECT_NE(new_content_tiles, required_for_draw_tiles);
}
TEST_F(TileManagerTilePriorityQueueTest,
RasterTilePriorityQueueHighNonIdealTilings) {
const gfx::Size layer_bounds(1000, 1000);
const gfx::Size viewport(800, 800);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(viewport));
SetupDefaultTrees(layer_bounds);
pending_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.5f, gfx::Vector2dF()),
pending_layer()->raster_source());
active_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.5f, gfx::Vector2dF()),
active_layer()->raster_source());
pending_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.7f, gfx::Vector2dF()),
pending_layer()->raster_source());
active_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.7f, gfx::Vector2dF()),
active_layer()->raster_source());
pending_layer()->tilings()->UpdateTilePriorities(gfx::Rect(viewport), 1.f,
5.0, Occlusion(), true);
active_layer()->tilings()->UpdateTilePriorities(gfx::Rect(viewport), 1.f, 5.0,
Occlusion(), true);
std::set<Tile*> all_expected_tiles;
for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i);
if (tiling->contents_scale_key() == 1.f) {
tiling->set_resolution(HIGH_RESOLUTION);
const auto& all_tiles = tiling->AllTilesForTesting();
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
} else {
tiling->set_resolution(NON_IDEAL_RESOLUTION);
}
}
for (size_t i = 0; i < active_layer()->num_tilings(); ++i) {
PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i);
if (tiling->contents_scale_key() == 1.5f) {
tiling->set_resolution(HIGH_RESOLUTION);
const auto& all_tiles = tiling->AllTilesForTesting();
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
} else {
tiling->set_resolution(NON_IDEAL_RESOLUTION);
// Non ideal tilings with a high res pending twin have to be processed
// because of possible activation tiles.
if (tiling->contents_scale_key() == 1.f) {
tiling->UpdateAndGetAllPrioritizedTilesForTesting();
const auto& all_tiles = tiling->AllTilesForTesting();
for (auto* tile : all_tiles)
EXPECT_TRUE(tile->required_for_activation());
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
}
}
}
std::unique_ptr<RasterTilePriorityQueue> queue(host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY, RasterTilePriorityQueue::Type::ALL));
EXPECT_FALSE(queue->IsEmpty());
size_t tile_count = 0;
std::set<Tile*> all_actual_tiles;
while (!queue->IsEmpty()) {
EXPECT_TRUE(queue->Top().tile());
all_actual_tiles.insert(queue->Top().tile());
++tile_count;
queue->Pop();
}
EXPECT_EQ(tile_count, all_actual_tiles.size());
EXPECT_EQ(all_expected_tiles.size(), all_actual_tiles.size());
EXPECT_EQ(all_expected_tiles, all_actual_tiles);
}
TEST_F(TileManagerTilePriorityQueueTest,
RasterTilePriorityQueueHighLowTilings) {
const gfx::Size layer_bounds(1000, 1000);
const gfx::Size viewport(800, 800);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(viewport));
SetupDefaultTrees(layer_bounds);
pending_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.5f, gfx::Vector2dF()),
pending_layer()->raster_source());
active_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.5f, gfx::Vector2dF()),
active_layer()->raster_source());
pending_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.7f, gfx::Vector2dF()),
pending_layer()->raster_source());
active_layer()->tilings()->AddTiling(
gfx::AxisTransform2d(1.7f, gfx::Vector2dF()),
active_layer()->raster_source());
pending_layer()->tilings()->UpdateTilePriorities(gfx::Rect(viewport), 1.f,
5.0, Occlusion(), true);
active_layer()->tilings()->UpdateTilePriorities(gfx::Rect(viewport), 1.f, 5.0,
Occlusion(), true);
std::set<Tile*> all_expected_tiles;
for (size_t i = 0; i < pending_layer()->num_tilings(); ++i) {
PictureLayerTiling* tiling = pending_layer()->tilings()->tiling_at(i);
if (tiling->contents_scale_key() == 1.f) {
tiling->set_resolution(HIGH_RESOLUTION);
const auto& all_tiles = tiling->AllTilesForTesting();
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
} else {
tiling->set_resolution(NON_IDEAL_RESOLUTION);
}
}
for (size_t i = 0; i < active_layer()->num_tilings(); ++i) {
PictureLayerTiling* tiling = active_layer()->tilings()->tiling_at(i);
if (tiling->contents_scale_key() == 1.5f) {
tiling->set_resolution(HIGH_RESOLUTION);
const auto& all_tiles = tiling->AllTilesForTesting();
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
} else {
tiling->set_resolution(LOW_RESOLUTION);
// Low res tilings with a high res pending twin have to be processed
// because of possible activation tiles.
if (tiling->contents_scale_key() == 1.f) {
tiling->UpdateAndGetAllPrioritizedTilesForTesting();
const auto& all_tiles = tiling->AllTilesForTesting();
for (auto* tile : all_tiles)
EXPECT_TRUE(tile->required_for_activation());
all_expected_tiles.insert(all_tiles.begin(), all_tiles.end());
}
}
}
std::unique_ptr<RasterTilePriorityQueue> queue(host_impl()->BuildRasterQueue(
SAME_PRIORITY_FOR_BOTH_TREES, RasterTilePriorityQueue::Type::ALL));
EXPECT_FALSE(queue->IsEmpty());
size_t tile_count = 0;
std::set<Tile*> all_actual_tiles;
while (!queue->IsEmpty()) {
EXPECT_TRUE(queue->Top().tile());
all_actual_tiles.insert(queue->Top().tile());
++tile_count;
queue->Pop();
}
EXPECT_EQ(tile_count, all_actual_tiles.size());
EXPECT_EQ(all_expected_tiles.size(), all_actual_tiles.size());
EXPECT_EQ(all_expected_tiles, all_actual_tiles);
}
TEST_F(TileManagerTilePriorityQueueTest, RasterTilePriorityQueueInvalidation) {
const gfx::Size layer_bounds(1000, 1000);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(500, 500));
SetupDefaultTrees(layer_bounds);
// Use a tile's content rect as an invalidation. We should inset it a bit to
// ensure that border math doesn't invalidate neighbouring tiles.
gfx::Rect invalidation =
active_layer()->HighResTiling()->TileAt(1, 0)->content_rect();
invalidation.Inset(2, 2);
pending_layer()->set_invalidation(invalidation);
pending_layer()->HighResTiling()->Invalidate(invalidation);
pending_layer()->HighResTiling()->CreateMissingTilesInLiveTilesRect();
// Sanity checks: Tile at 0, 0 not exist on the pending tree (it's not
// invalidated). Tile 1, 0 should exist on both.
EXPECT_FALSE(pending_layer()->HighResTiling()->TileAt(0, 0));
EXPECT_TRUE(active_layer()->HighResTiling()->TileAt(0, 0));
EXPECT_TRUE(pending_layer()->HighResTiling()->TileAt(1, 0));
EXPECT_TRUE(active_layer()->HighResTiling()->TileAt(1, 0));
EXPECT_NE(pending_layer()->HighResTiling()->TileAt(1, 0),
active_layer()->HighResTiling()->TileAt(1, 0));
std::set<Tile*> expected_now_tiles;
std::set<Tile*> expected_required_for_draw_tiles;
std::set<Tile*> expected_required_for_activation_tiles;
for (int i = 0; i <= 1; ++i) {
for (int j = 0; j <= 1; ++j) {
bool have_pending_tile = false;
if (pending_layer()->HighResTiling()->TileAt(i, j)) {
expected_now_tiles.insert(
pending_layer()->HighResTiling()->TileAt(i, j));
expected_required_for_activation_tiles.insert(
pending_layer()->HighResTiling()->TileAt(i, j));
have_pending_tile = true;
}
Tile* active_tile = active_layer()->HighResTiling()->TileAt(i, j);
EXPECT_TRUE(active_tile);
expected_now_tiles.insert(active_tile);
expected_required_for_draw_tiles.insert(active_tile);
if (!have_pending_tile)
expected_required_for_activation_tiles.insert(active_tile);
}
}
// Expect 3 shared tiles and 1 unshared tile in total.
EXPECT_EQ(5u, expected_now_tiles.size());
// Expect 4 tiles for each draw and activation, but not all the same.
EXPECT_EQ(4u, expected_required_for_activation_tiles.size());
EXPECT_EQ(4u, expected_required_for_draw_tiles.size());
EXPECT_NE(expected_required_for_draw_tiles,
expected_required_for_activation_tiles);
std::set<Tile*> expected_all_tiles;
for (int i = 0; i <= 3; ++i) {
for (int j = 0; j <= 3; ++j) {
if (pending_layer()->HighResTiling()->TileAt(i, j))
expected_all_tiles.insert(
pending_layer()->HighResTiling()->TileAt(i, j));
EXPECT_TRUE(active_layer()->HighResTiling()->TileAt(i, j));
expected_all_tiles.insert(active_layer()->HighResTiling()->TileAt(i, j));
}
}
// Expect 15 shared tiles and 1 unshared tile.
EXPECT_EQ(17u, expected_all_tiles.size());
// The actual test will now build different queues and verify that the queues
// return the same information as computed manually above.
std::unique_ptr<RasterTilePriorityQueue> queue(host_impl()->BuildRasterQueue(
SAME_PRIORITY_FOR_BOTH_TREES, RasterTilePriorityQueue::Type::ALL));
std::set<Tile*> actual_now_tiles;
std::set<Tile*> actual_all_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
queue->Pop();
if (prioritized_tile.priority().priority_bin == TilePriority::NOW)
actual_now_tiles.insert(prioritized_tile.tile());
actual_all_tiles.insert(prioritized_tile.tile());
}
EXPECT_EQ(expected_now_tiles, actual_now_tiles);
EXPECT_EQ(expected_all_tiles, actual_all_tiles);
queue = host_impl()->BuildRasterQueue(
SAME_PRIORITY_FOR_BOTH_TREES,
RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW);
std::set<Tile*> actual_required_for_draw_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
queue->Pop();
actual_required_for_draw_tiles.insert(prioritized_tile.tile());
}
EXPECT_EQ(expected_required_for_draw_tiles, actual_required_for_draw_tiles);
queue = host_impl()->BuildRasterQueue(
SAME_PRIORITY_FOR_BOTH_TREES,
RasterTilePriorityQueue::Type::REQUIRED_FOR_ACTIVATION);
std::set<Tile*> actual_required_for_activation_tiles;
while (!queue->IsEmpty()) {
Tile* tile = queue->Top().tile();
queue->Pop();
actual_required_for_activation_tiles.insert(tile);
}
EXPECT_EQ(expected_required_for_activation_tiles,
actual_required_for_activation_tiles);
}
TEST_F(TileManagerTilePriorityQueueTest, ActivationComesBeforeSoon) {
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
gfx::Size layer_bounds(1000, 1000);
SetupDefaultTrees(layer_bounds);
// Create a pending child layer.
scoped_refptr<FakeRasterSource> pending_raster_source =
FakeRasterSource::CreateFilled(layer_bounds);
auto* pending_child = AddLayer<FakePictureLayerImpl>(
host_impl()->pending_tree(), pending_raster_source);
pending_child->SetDrawsContent(true);
CopyProperties(pending_layer(), pending_child);
// Set a small viewport, so we have soon and eventually tiles.
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(200, 200));
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
UpdateDrawProperties(host_impl()->pending_tree());
host_impl()->SetRequiresHighResToDraw();
std::unique_ptr<RasterTilePriorityQueue> queue(host_impl()->BuildRasterQueue(
SMOOTHNESS_TAKES_PRIORITY, RasterTilePriorityQueue::Type::ALL));
EXPECT_FALSE(queue->IsEmpty());
// Get all the tiles that are NOW and make sure they are ready to draw.
std::vector<Tile*> all_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
if (prioritized_tile.priority().priority_bin >= TilePriority::SOON)
break;
all_tiles.push_back(prioritized_tile.tile());
queue->Pop();
}
tile_manager()->InitializeTilesWithResourcesForTesting(
std::vector<Tile*>(all_tiles.begin(), all_tiles.end()));
// Ensure we can activate.
EXPECT_TRUE(tile_manager()->IsReadyToActivate());
}
TEST_F(TileManagerTilePriorityQueueTest, EvictionTilePriorityQueue) {
const gfx::Size layer_bounds(1000, 1000);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(layer_bounds));
SetupDefaultTrees(layer_bounds);
ASSERT_TRUE(active_layer()->HighResTiling());
ASSERT_TRUE(active_layer()->LowResTiling());
ASSERT_TRUE(pending_layer()->HighResTiling());
EXPECT_FALSE(pending_layer()->LowResTiling());
std::unique_ptr<EvictionTilePriorityQueue> empty_queue(
host_impl()->BuildEvictionQueue(SAME_PRIORITY_FOR_BOTH_TREES));
EXPECT_TRUE(empty_queue->IsEmpty());
std::set<Tile*> all_tiles;
size_t tile_count = 0;
std::unique_ptr<RasterTilePriorityQueue> raster_queue(
host_impl()->BuildRasterQueue(SAME_PRIORITY_FOR_BOTH_TREES,
RasterTilePriorityQueue::Type::ALL));
while (!raster_queue->IsEmpty()) {
++tile_count;
EXPECT_TRUE(raster_queue->Top().tile());
all_tiles.insert(raster_queue->Top().tile());
raster_queue->Pop();
}
EXPECT_EQ(tile_count, all_tiles.size());
EXPECT_EQ(16u, tile_count);
tile_manager()->InitializeTilesWithResourcesForTesting(
std::vector<Tile*>(all_tiles.begin(), all_tiles.end()));
std::unique_ptr<EvictionTilePriorityQueue> queue(
host_impl()->BuildEvictionQueue(SMOOTHNESS_TAKES_PRIORITY));
EXPECT_FALSE(queue->IsEmpty());
// Sanity check, all tiles should be visible.
std::set<Tile*> smoothness_tiles;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
EXPECT_TRUE(prioritized_tile.tile());
EXPECT_EQ(TilePriority::NOW, prioritized_tile.priority().priority_bin);
EXPECT_TRUE(prioritized_tile.tile()->draw_info().has_resource());
smoothness_tiles.insert(prioritized_tile.tile());
queue->Pop();
}
EXPECT_EQ(all_tiles, smoothness_tiles);
tile_manager()->ReleaseTileResourcesForTesting(
std::vector<Tile*>(all_tiles.begin(), all_tiles.end()));
Region invalidation(gfx::Rect(0, 0, 500, 500));
// Invalidate the pending tree.
pending_layer()->set_invalidation(invalidation);
pending_layer()->HighResTiling()->Invalidate(invalidation);
pending_layer()->HighResTiling()->CreateMissingTilesInLiveTilesRect();
EXPECT_FALSE(pending_layer()->LowResTiling());
// Renew all of the tile priorities.
gfx::Rect viewport(50, 50, 100, 100);
pending_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
active_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
// Populate all tiles directly from the tilings.
all_tiles.clear();
std::vector<Tile*> pending_high_res_tiles =
pending_layer()->HighResTiling()->AllTilesForTesting();
for (size_t i = 0; i < pending_high_res_tiles.size(); ++i)
all_tiles.insert(pending_high_res_tiles[i]);
std::vector<Tile*> active_high_res_tiles =
active_layer()->HighResTiling()->AllTilesForTesting();
for (size_t i = 0; i < active_high_res_tiles.size(); ++i)
all_tiles.insert(active_high_res_tiles[i]);
std::vector<Tile*> active_low_res_tiles =
active_layer()->LowResTiling()->AllTilesForTesting();
for (size_t i = 0; i < active_low_res_tiles.size(); ++i)
all_tiles.insert(active_low_res_tiles[i]);
tile_manager()->InitializeTilesWithResourcesForTesting(
std::vector<Tile*>(all_tiles.begin(), all_tiles.end()));
PrioritizedTile last_tile;
smoothness_tiles.clear();
tile_count = 0;
// Here we expect to get increasing combined priority_bin.
queue = host_impl()->BuildEvictionQueue(SMOOTHNESS_TAKES_PRIORITY);
int distance_increasing = 0;
int distance_decreasing = 0;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
Tile* tile = prioritized_tile.tile();
EXPECT_TRUE(tile);
EXPECT_TRUE(tile->draw_info().has_resource());
if (!last_tile.tile())
last_tile = prioritized_tile;
const TilePriority& last_priority = last_tile.priority();
const TilePriority& priority = prioritized_tile.priority();
EXPECT_GE(last_priority.priority_bin, priority.priority_bin);
if (last_priority.priority_bin == priority.priority_bin) {
EXPECT_LE(last_tile.tile()->required_for_activation(),
tile->required_for_activation());
if (last_tile.tile()->required_for_activation() ==
tile->required_for_activation()) {
if (last_priority.distance_to_visible >= priority.distance_to_visible)
++distance_decreasing;
else
++distance_increasing;
}
}
last_tile = prioritized_tile;
++tile_count;
smoothness_tiles.insert(tile);
queue->Pop();
}
// Ensure that the distance is decreasing many more times than increasing.
EXPECT_EQ(3, distance_increasing);
EXPECT_EQ(16, distance_decreasing);
EXPECT_EQ(tile_count, smoothness_tiles.size());
EXPECT_EQ(all_tiles, smoothness_tiles);
std::set<Tile*> new_content_tiles;
last_tile = PrioritizedTile();
// Again, we expect to get increasing combined priority_bin.
queue = host_impl()->BuildEvictionQueue(NEW_CONTENT_TAKES_PRIORITY);
distance_decreasing = 0;
distance_increasing = 0;
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
Tile* tile = prioritized_tile.tile();
EXPECT_TRUE(tile);
if (!last_tile.tile())
last_tile = prioritized_tile;
const TilePriority& last_priority = last_tile.priority();
const TilePriority& priority = prioritized_tile.priority();
EXPECT_GE(last_priority.priority_bin, priority.priority_bin);
if (last_priority.priority_bin == priority.priority_bin) {
EXPECT_LE(last_tile.tile()->required_for_activation(),
tile->required_for_activation());
if (last_tile.tile()->required_for_activation() ==
tile->required_for_activation()) {
if (last_priority.distance_to_visible >= priority.distance_to_visible)
++distance_decreasing;
else
++distance_increasing;
}
}
last_tile = prioritized_tile;
new_content_tiles.insert(tile);
queue->Pop();
}
// Ensure that the distance is decreasing many more times than increasing.
EXPECT_EQ(3, distance_increasing);
EXPECT_EQ(16, distance_decreasing);
EXPECT_EQ(tile_count, new_content_tiles.size());
EXPECT_EQ(all_tiles, new_content_tiles);
}
TEST_F(TileManagerTilePriorityQueueTest,
EvictionTilePriorityQueueWithOcclusion) {
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
gfx::Size layer_bounds(1000, 1000);
host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(layer_bounds));
scoped_refptr<FakeRasterSource> pending_raster_source =
FakeRasterSource::CreateFilledWithText(layer_bounds);
SetupPendingTree(pending_raster_source);
auto* pending_child_layer = AddLayer<FakePictureLayerImpl>(
host_impl()->pending_tree(), pending_raster_source);
int child_id = pending_child_layer->id();
pending_child_layer->SetDrawsContent(true);
CopyProperties(pending_layer(), pending_child_layer);
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
UpdateDrawProperties(host_impl()->pending_tree());
ActivateTree();
SetupPendingTree(pending_raster_source);
FakePictureLayerImpl* active_child_layer = static_cast<FakePictureLayerImpl*>(
host_impl()->active_tree()->LayerById(child_id));
std::set<Tile*> all_tiles;
size_t tile_count = 0;
std::unique_ptr<RasterTilePriorityQueue> raster_queue(
host_impl()->BuildRasterQueue(SAME_PRIORITY_FOR_BOTH_TREES,
RasterTilePriorityQueue::Type::ALL));
while (!raster_queue->IsEmpty()) {
++tile_count;
EXPECT_TRUE(raster_queue->Top().tile());
all_tiles.insert(raster_queue->Top().tile());
raster_queue->Pop();
}
EXPECT_EQ(tile_count, all_tiles.size());
EXPECT_EQ(32u, tile_count);
// Renew all of the tile priorities.
gfx::Rect viewport(layer_bounds);
pending_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
pending_child_layer->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
active_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
active_child_layer->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
// Populate all tiles directly from the tilings.
all_tiles.clear();
std::vector<Tile*> pending_high_res_tiles =
pending_layer()->HighResTiling()->AllTilesForTesting();
all_tiles.insert(pending_high_res_tiles.begin(),
pending_high_res_tiles.end());
// Set all tiles on the pending_child_layer as occluded on the pending tree.
std::vector<Tile*> pending_child_high_res_tiles =
pending_child_layer->HighResTiling()->AllTilesForTesting();
pending_child_layer->HighResTiling()->SetAllTilesOccludedForTesting();
active_child_layer->HighResTiling()->SetAllTilesOccludedForTesting();
active_child_layer->LowResTiling()->SetAllTilesOccludedForTesting();
tile_manager()->InitializeTilesWithResourcesForTesting(
std::vector<Tile*>(all_tiles.begin(), all_tiles.end()));
// Verify occlusion is considered by EvictionTilePriorityQueue.
TreePriority tree_priority = NEW_CONTENT_TAKES_PRIORITY;
size_t occluded_count = 0u;
PrioritizedTile last_tile;
std::unique_ptr<EvictionTilePriorityQueue> queue(
host_impl()->BuildEvictionQueue(tree_priority));
while (!queue->IsEmpty()) {
PrioritizedTile prioritized_tile = queue->Top();
if (!last_tile.tile())
last_tile = prioritized_tile;
bool tile_is_occluded = prioritized_tile.is_occluded();
// 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.
if (tile_is_occluded) {
occluded_count++;
bool last_tile_is_occluded = last_tile.is_occluded();
if (!last_tile_is_occluded) {
TilePriority::PriorityBin tile_priority_bin =
prioritized_tile.priority().priority_bin;
TilePriority::PriorityBin last_tile_priority_bin =
last_tile.priority().priority_bin;
EXPECT_TRUE((tile_priority_bin < last_tile_priority_bin) ||
prioritized_tile.tile()->required_for_activation() ||
(prioritized_tile.tile()->raster_transform() !=
last_tile.tile()->raster_transform()));
}
}
last_tile = prioritized_tile;
queue->Pop();
}
size_t expected_occluded_count = pending_child_high_res_tiles.size();
EXPECT_EQ(expected_occluded_count, occluded_count);
}
TEST_F(TileManagerTilePriorityQueueTest,
EvictionTilePriorityQueueWithTransparentLayer) {
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
gfx::Size layer_bounds(1000, 1000);
scoped_refptr<FakeRasterSource> pending_raster_source =
FakeRasterSource::CreateFilled(layer_bounds);
SetupPendingTree(pending_raster_source);
auto* pending_child_layer = AddLayer<FakePictureLayerImpl>(
host_impl()->pending_tree(), pending_raster_source);
pending_child_layer->SetElementId(
LayerIdToElementIdForTesting(pending_child_layer->id()));
CopyProperties(pending_layer(), pending_child_layer);
// Create a fully transparent child layer so that its tile priorities are not
// considered to be valid.
pending_child_layer->SetDrawsContent(true);
CreateEffectNode(pending_child_layer).render_surface_reason =
RenderSurfaceReason::kTest;
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
UpdateDrawProperties(host_impl()->pending_tree());
host_impl()->pending_tree()->SetOpacityMutated(
pending_child_layer->element_id(), 0.0f);
host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
host_impl()->pending_tree()->UpdateDrawProperties();
// Renew all of the tile priorities.
gfx::Rect viewport(layer_bounds);
pending_layer()->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
pending_child_layer->picture_layer_tiling_set()->UpdateTilePriorities(
viewport, 1.0f, 1.0, Occlusion(), true);
// Populate all tiles directly from the tilings.
std::set<Tile*> all_pending_tiles;
std::vector<Tile*> pending_high_res_tiles =
pending_layer()->HighResTiling()->AllTilesForTesting();
all_pending_tiles.insert(pending_high_res_tiles.begin(),
pending_high_res_tiles.end());
EXPECT_EQ(16u, pending_high_res_tiles.size());
std::set<Tile*> all_pending_child_tiles;
std::vector<Tile*> pending_child_high_res_tiles =
pending_child_layer->HighResTiling()->AllTilesForTesting();
all_pending_child_tiles.insert(pending_child_high_res_tiles.begin(),
pending_child_high_res_tiles.end());
EXPECT_EQ(16u, pending_child_high_res_tiles.size());
std::set<Tile*> all_tiles = all_pending_tiles;