1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
// 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.h"
#include "base/thread_task_runner_handle.h"
#include "cc/layers/content_layer_client.h"
#include "cc/layers/picture_layer_impl.h"
#include "cc/resources/resource_update_queue.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/fake_picture_layer.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_proxy.h"
#include "cc/test/impl_side_painting_settings.h"
#include "cc/trees/occlusion_tracker.h"
#include "cc/trees/single_thread_proxy.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
class MockContentLayerClient : public ContentLayerClient {
public:
void PaintContents(SkCanvas* canvas,
const gfx::Rect& clip,
PaintingControlSetting picture_control) override {}
scoped_refptr<DisplayItemList> PaintContentsToDisplayList(
const gfx::Rect& clip,
PaintingControlSetting picture_control) override {
NOTIMPLEMENTED();
return DisplayItemList::Create();
}
bool FillsBoundsCompletely() const override { return false; };
};
TEST(PictureLayerTest, NoTilesIfEmptyBounds) {
MockContentLayerClient client;
scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
layer->SetBounds(gfx::Size(10, 10));
FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&host_client);
host->SetRootLayer(layer);
layer->SetIsDrawable(true);
layer->SavePaintProperties();
OcclusionTracker<Layer> occlusion(gfx::Rect(0, 0, 1000, 1000));
scoped_ptr<ResourceUpdateQueue> queue(new ResourceUpdateQueue);
layer->Update(queue.get(), &occlusion);
EXPECT_EQ(0, host->source_frame_number());
host->CommitComplete();
EXPECT_EQ(1, host->source_frame_number());
layer->SetBounds(gfx::Size(0, 0));
layer->SavePaintProperties();
// Intentionally skipping Update since it would normally be skipped on
// a layer with empty bounds.
FakeProxy proxy;
{
DebugScopedSetImplThread impl_thread(&proxy);
TestSharedBitmapManager shared_bitmap_manager;
FakeLayerTreeHostImpl host_impl(ImplSidePaintingSettings(), &proxy,
&shared_bitmap_manager, nullptr);
host_impl.CreatePendingTree();
scoped_ptr<FakePictureLayerImpl> layer_impl =
FakePictureLayerImpl::Create(host_impl.pending_tree(), 1);
layer->PushPropertiesTo(layer_impl.get());
EXPECT_FALSE(layer_impl->CanHaveTilings());
EXPECT_TRUE(layer_impl->bounds() == gfx::Size(0, 0));
EXPECT_EQ(gfx::Size(), layer_impl->raster_source()->GetSize());
EXPECT_FALSE(layer_impl->raster_source()->HasRecordings());
}
}
TEST(PictureLayerTest, SuitableForGpuRasterization) {
MockContentLayerClient 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();
// Layer is suitable for gpu rasterization by default.
EXPECT_TRUE(recording_source->IsSuitableForGpuRasterization());
EXPECT_TRUE(layer->IsSuitableForGpuRasterization());
// Veto gpu rasterization.
recording_source->SetUnsuitableForGpuRasterizationForTesting();
EXPECT_FALSE(recording_source->IsSuitableForGpuRasterization());
EXPECT_FALSE(layer->IsSuitableForGpuRasterization());
}
TEST(PictureLayerTest, UseTileGridSize) {
LayerTreeSettings settings;
settings.default_tile_grid_size = gfx::Size(123, 123);
MockContentLayerClient client;
scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
scoped_ptr<FakeLayerTreeHost> host =
FakeLayerTreeHost::Create(&host_client, settings);
host->SetRootLayer(layer);
// Tile-grid is set according to its setting.
gfx::Size size =
layer->GetRecordingSourceForTesting()->GetTileGridSizeForTesting();
EXPECT_EQ(size.width(), 123);
EXPECT_EQ(size.height(), 123);
}
// PicturePile uses the source frame number as a unit for measuring invalidation
// frequency. When a pile moves between compositors, the frame number increases
// non-monotonically. This executes that code path under this scenario allowing
// for the code to verify correctness with DCHECKs.
TEST(PictureLayerTest, NonMonotonicSourceFrameNumber) {
LayerTreeSettings settings;
settings.single_thread_proxy_scheduler = false;
FakeLayerTreeHostClient host_client1(FakeLayerTreeHostClient::DIRECT_3D);
FakeLayerTreeHostClient host_client2(FakeLayerTreeHostClient::DIRECT_3D);
scoped_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
MockContentLayerClient client;
scoped_refptr<FakePictureLayer> layer = FakePictureLayer::Create(&client);
scoped_ptr<LayerTreeHost> host1 = LayerTreeHost::CreateSingleThreaded(
&host_client1, &host_client1, shared_bitmap_manager.get(), nullptr,
nullptr, settings, base::ThreadTaskRunnerHandle::Get(), nullptr);
host_client1.SetLayerTreeHost(host1.get());
scoped_ptr<LayerTreeHost> host2 = LayerTreeHost::CreateSingleThreaded(
&host_client2, &host_client2, shared_bitmap_manager.get(), nullptr,
nullptr, settings, base::ThreadTaskRunnerHandle::Get(), nullptr);
host_client2.SetLayerTreeHost(host2.get());
// The PictureLayer is put in one LayerTreeHost.
host1->SetRootLayer(layer);
// Do a main frame, record the picture layers.
EXPECT_EQ(0u, layer->update_count());
layer->SetNeedsDisplay();
host1->Composite(base::TimeTicks::Now());
EXPECT_EQ(1u, layer->update_count());
EXPECT_EQ(1, host1->source_frame_number());
// The source frame number in |host1| is now higher than host2.
layer->SetNeedsDisplay();
host1->Composite(base::TimeTicks::Now());
EXPECT_EQ(2u, layer->update_count());
EXPECT_EQ(2, host1->source_frame_number());
// Then moved to another LayerTreeHost.
host1->SetRootLayer(nullptr);
host2->SetRootLayer(layer);
// Do a main frame, record the picture layers. The frame number has changed
// non-monotonically.
layer->SetNeedsDisplay();
host2->Composite(base::TimeTicks::Now());
EXPECT_EQ(3u, layer->update_count());
EXPECT_EQ(1, host2->source_frame_number());
}
} // namespace
} // namespace cc
|
