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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
|
// Copyright 2012 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/tiled_layer_impl.h"
#include "cc/append_quads_data.h"
#include "cc/layer_tiling_data.h"
#include "cc/single_thread_proxy.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/mock_quad_culler.h"
#include "cc/tile_draw_quad.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using namespace cc;
using namespace LayerTestCommon;
namespace {
// Create a default tiled layer with textures for all tiles and a default
// visibility of the entire layer size.
static scoped_ptr<TiledLayerImpl> createLayer(const gfx::Size& tileSize, const gfx::Size& layerSize, LayerTilingData::BorderTexelOption borderTexels)
{
scoped_ptr<TiledLayerImpl> layer = TiledLayerImpl::create(1);
scoped_ptr<LayerTilingData> tiler = LayerTilingData::create(tileSize, borderTexels);
tiler->setBounds(layerSize);
layer->setTilingData(*tiler);
layer->setSkipsDraw(false);
layer->setVisibleContentRect(gfx::Rect(gfx::Point(), layerSize));
layer->setDrawOpacity(1);
layer->setBounds(layerSize);
layer->setContentBounds(layerSize);
layer->createRenderSurface();
layer->setRenderTarget(layer.get());
ResourceProvider::ResourceId resourceId = 1;
for (int i = 0; i < tiler->numTilesX(); ++i)
for (int j = 0; j < tiler->numTilesY(); ++j)
layer->pushTileProperties(i, j, resourceId++, gfx::Rect(0, 0, 1, 1), false);
return layer.Pass();
}
TEST(TiledLayerImplTest, emptyQuadList)
{
const gfx::Size tileSize(90, 90);
const int numTilesX = 8;
const int numTilesY = 4;
const gfx::Size layerSize(tileSize.width() * numTilesX, tileSize.height() * numTilesY);
// Verify default layer does creates quads
{
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, LayerTilingData::NoBorderTexels);
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
const unsigned numTiles = numTilesX * numTilesY;
EXPECT_EQ(quadCuller.quadList().size(), numTiles);
}
// Layer with empty visible layer rect produces no quads
{
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, LayerTilingData::NoBorderTexels);
layer->setVisibleContentRect(gfx::Rect());
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
EXPECT_EQ(quadCuller.quadList().size(), 0u);
}
// Layer with non-intersecting visible layer rect produces no quads
{
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, LayerTilingData::NoBorderTexels);
gfx::Rect outsideBounds(gfx::Point(-100, -100), gfx::Size(50, 50));
layer->setVisibleContentRect(outsideBounds);
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
EXPECT_EQ(quadCuller.quadList().size(), 0u);
}
// Layer with skips draw produces no quads
{
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, LayerTilingData::NoBorderTexels);
layer->setSkipsDraw(true);
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
EXPECT_EQ(quadCuller.quadList().size(), 0u);
}
}
TEST(TiledLayerImplTest, checkerboarding)
{
const gfx::Size tileSize(10, 10);
const int numTilesX = 2;
const int numTilesY = 2;
const gfx::Size layerSize(tileSize.width() * numTilesX, tileSize.height() * numTilesY);
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, LayerTilingData::NoBorderTexels);
// No checkerboarding
{
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
EXPECT_EQ(quadCuller.quadList().size(), 4u);
EXPECT_FALSE(data.hadMissingTiles);
for (size_t i = 0; i < quadCuller.quadList().size(); ++i)
EXPECT_EQ(quadCuller.quadList()[i]->material(), DrawQuad::TiledContent);
}
for (int i = 0; i < numTilesX; ++i)
for (int j = 0; j < numTilesY; ++j)
layer->pushTileProperties(i, j, 0, gfx::Rect(), false);
// All checkerboarding
{
MockQuadCuller quadCuller;
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
EXPECT_TRUE(data.hadMissingTiles);
EXPECT_EQ(quadCuller.quadList().size(), 4u);
for (size_t i = 0; i < quadCuller.quadList().size(); ++i)
EXPECT_NE(quadCuller.quadList()[i]->material(), DrawQuad::TiledContent);
}
}
static void getQuads(QuadList& quads, SharedQuadStateList& sharedStates, gfx::Size tileSize, const gfx::Size& layerSize, LayerTilingData::BorderTexelOption borderTexelOption, const gfx::Rect& visibleContentRect)
{
scoped_ptr<TiledLayerImpl> layer = createLayer(tileSize, layerSize, borderTexelOption);
layer->setVisibleContentRect(visibleContentRect);
layer->setBounds(layerSize);
MockQuadCuller quadCuller(quads, sharedStates);
AppendQuadsData data;
layer->appendQuads(quadCuller, data);
}
// Test with both border texels and without.
#define WITH_AND_WITHOUT_BORDER_TEST(testFixtureName) \
TEST(TiledLayerImplTest, testFixtureName##NoBorders) \
{ \
testFixtureName(LayerTilingData::NoBorderTexels); \
} \
TEST(TiledLayerImplTest, testFixtureName##HasBorders) \
{ \
testFixtureName(LayerTilingData::HasBorderTexels);\
}
static void coverageVisibleRectOnTileBoundaries(LayerTilingData::BorderTexelOption borders)
{
gfx::Size layerSize(1000, 1000);
QuadList quads;
SharedQuadStateList sharedStates;
getQuads(quads, sharedStates, gfx::Size(100, 100), layerSize, borders, gfx::Rect(gfx::Point(), layerSize));
verifyQuadsExactlyCoverRect(quads, gfx::Rect(gfx::Point(), layerSize));
}
WITH_AND_WITHOUT_BORDER_TEST(coverageVisibleRectOnTileBoundaries);
static void coverageVisibleRectIntersectsTiles(LayerTilingData::BorderTexelOption borders)
{
// This rect intersects the middle 3x3 of the 5x5 tiles.
gfx::Point topLeft(65, 73);
gfx::Point bottomRight(182, 198);
gfx::Rect visibleContentRect = gfx::BoundingRect(topLeft, bottomRight);
gfx::Size layerSize(250, 250);
QuadList quads;
SharedQuadStateList sharedStates;
getQuads(quads, sharedStates, gfx::Size(50, 50), gfx::Size(250, 250), LayerTilingData::NoBorderTexels, visibleContentRect);
verifyQuadsExactlyCoverRect(quads, visibleContentRect);
}
WITH_AND_WITHOUT_BORDER_TEST(coverageVisibleRectIntersectsTiles);
static void coverageVisibleRectIntersectsBounds(LayerTilingData::BorderTexelOption borders)
{
gfx::Size layerSize(220, 210);
gfx::Rect visibleContentRect(gfx::Point(), layerSize);
QuadList quads;
SharedQuadStateList sharedStates;
getQuads(quads, sharedStates, gfx::Size(100, 100), layerSize, LayerTilingData::NoBorderTexels, visibleContentRect);
verifyQuadsExactlyCoverRect(quads, visibleContentRect);
}
WITH_AND_WITHOUT_BORDER_TEST(coverageVisibleRectIntersectsBounds);
TEST(TiledLayerImplTest, textureInfoForLayerNoBorders)
{
gfx::Size tileSize(50, 50);
gfx::Size layerSize(250, 250);
QuadList quads;
SharedQuadStateList sharedStates;
getQuads(quads, sharedStates, tileSize, layerSize, LayerTilingData::NoBorderTexels, gfx::Rect(gfx::Point(), layerSize));
for (size_t i = 0; i < quads.size(); ++i) {
ASSERT_EQ(quads[i]->material(), DrawQuad::TiledContent) << quadString << i;
TileDrawQuad* quad = static_cast<TileDrawQuad*>(quads[i]);
EXPECT_NE(quad->resourceId(), 0u) << quadString << i;
EXPECT_EQ(quad->textureOffset(), gfx::Vector2d()) << quadString << i;
EXPECT_EQ(quad->textureSize(), tileSize) << quadString << i;
EXPECT_EQ(gfx::Rect(0, 0, 1, 1), quad->opaqueRect()) << quadString << i;
}
}
TEST(TiledLayerImplTest, tileOpaqueRectForLayerNoBorders)
{
gfx::Size tileSize(50, 50);
gfx::Size layerSize(250, 250);
QuadList quads;
SharedQuadStateList sharedStates;
getQuads(quads, sharedStates, tileSize, layerSize, LayerTilingData::NoBorderTexels, gfx::Rect(gfx::Point(), layerSize));
for (size_t i = 0; i < quads.size(); ++i) {
ASSERT_EQ(quads[i]->material(), DrawQuad::TiledContent) << quadString << i;
TileDrawQuad* quad = static_cast<TileDrawQuad*>(quads[i]);
EXPECT_EQ(gfx::Rect(0, 0, 1, 1), quad->opaqueRect()) << quadString << i;
}
}
} // anonymous namespace
|
