1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "cc/test/fake_picture_pile_impl.h"
6
7 #include <limits>
8 #include <utility>
9
10 #include "cc/test/impl_side_painting_settings.h"
11 #include "testing/gtest/include/gtest/gtest.h"
12
13 namespace cc {
14
FakePicturePileImpl()15 FakePicturePileImpl::FakePicturePileImpl() {}
16
~FakePicturePileImpl()17 FakePicturePileImpl::~FakePicturePileImpl() {}
18
CreateFilledPile(gfx::Size tile_size,gfx::Size layer_bounds)19 scoped_refptr<FakePicturePileImpl> FakePicturePileImpl::CreateFilledPile(
20 gfx::Size tile_size,
21 gfx::Size layer_bounds) {
22 scoped_refptr<FakePicturePileImpl> pile(new FakePicturePileImpl());
23 pile->tiling().SetTotalSize(layer_bounds);
24 pile->tiling().SetMaxTextureSize(tile_size);
25 pile->SetTileGridSize(ImplSidePaintingSettings().default_tile_size);
26 pile->recorded_viewport_ = gfx::Rect(layer_bounds);
27 pile->has_any_recordings_ = true;
28 for (int x = 0; x < pile->tiling().num_tiles_x(); ++x) {
29 for (int y = 0; y < pile->tiling().num_tiles_y(); ++y)
30 pile->AddRecordingAt(x, y);
31 }
32 return pile;
33 }
34
CreateEmptyPile(gfx::Size tile_size,gfx::Size layer_bounds)35 scoped_refptr<FakePicturePileImpl> FakePicturePileImpl::CreateEmptyPile(
36 gfx::Size tile_size,
37 gfx::Size layer_bounds) {
38 scoped_refptr<FakePicturePileImpl> pile(new FakePicturePileImpl());
39 pile->tiling().SetTotalSize(layer_bounds);
40 pile->tiling().SetMaxTextureSize(tile_size);
41 pile->SetTileGridSize(ImplSidePaintingSettings().default_tile_size);
42 pile->recorded_viewport_ = gfx::Rect();
43 pile->has_any_recordings_ = false;
44 return pile;
45 }
46
47 scoped_refptr<FakePicturePileImpl>
CreateEmptyPileThatThinksItHasRecordings(gfx::Size tile_size,gfx::Size layer_bounds)48 FakePicturePileImpl::CreateEmptyPileThatThinksItHasRecordings(
49 gfx::Size tile_size,
50 gfx::Size layer_bounds) {
51 scoped_refptr<FakePicturePileImpl> pile(new FakePicturePileImpl());
52 pile->tiling().SetTotalSize(layer_bounds);
53 pile->tiling().SetMaxTextureSize(tile_size);
54 pile->SetTileGridSize(ImplSidePaintingSettings().default_tile_size);
55 // This simulates a false positive for this flag.
56 pile->recorded_viewport_ = gfx::Rect();
57 pile->has_any_recordings_ = true;
58 return pile;
59 }
60
61 scoped_refptr<FakePicturePileImpl>
CreateInfiniteFilledPile()62 FakePicturePileImpl::CreateInfiniteFilledPile() {
63 scoped_refptr<FakePicturePileImpl> pile(new FakePicturePileImpl());
64 gfx::Size size(std::numeric_limits<int>::max(),
65 std::numeric_limits<int>::max());
66 pile->Resize(size);
67 pile->tiling().SetTotalSize(size);
68 pile->tiling().SetMaxTextureSize(size);
69 pile->SetTileGridSize(size);
70 pile->recorded_viewport_ = gfx::Rect(size);
71 pile->has_any_recordings_ = true;
72 pile->AddRecordingAt(0, 0);
73 return pile;
74 }
75
AddRecordingAt(int x,int y)76 void FakePicturePileImpl::AddRecordingAt(int x, int y) {
77 EXPECT_GE(x, 0);
78 EXPECT_GE(y, 0);
79 EXPECT_LT(x, tiling_.num_tiles_x());
80 EXPECT_LT(y, tiling_.num_tiles_y());
81
82 if (HasRecordingAt(x, y))
83 return;
84 gfx::Rect bounds(tiling().TileBounds(x, y));
85 bounds.Inset(-buffer_pixels(), -buffer_pixels());
86
87 scoped_refptr<Picture> picture(Picture::Create(bounds));
88 picture->Record(&client_, tile_grid_info_);
89 picture->GatherPixelRefs(tile_grid_info_);
90 picture_map_[std::pair<int, int>(x, y)].SetPicture(picture);
91 EXPECT_TRUE(HasRecordingAt(x, y));
92
93 has_any_recordings_ = true;
94 }
95
RemoveRecordingAt(int x,int y)96 void FakePicturePileImpl::RemoveRecordingAt(int x, int y) {
97 EXPECT_GE(x, 0);
98 EXPECT_GE(y, 0);
99 EXPECT_LT(x, tiling_.num_tiles_x());
100 EXPECT_LT(y, tiling_.num_tiles_y());
101
102 if (!HasRecordingAt(x, y))
103 return;
104 picture_map_.erase(std::pair<int, int>(x, y));
105 EXPECT_FALSE(HasRecordingAt(x, y));
106 }
107
RerecordPile()108 void FakePicturePileImpl::RerecordPile() {
109 for (int y = 0; y < num_tiles_y(); ++y) {
110 for (int x = 0; x < num_tiles_x(); ++x) {
111 RemoveRecordingAt(x, y);
112 AddRecordingAt(x, y);
113 }
114 }
115 }
116
117 } // namespace cc
118