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| 1 // Copyright 2012 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 "config.h" | |
| 6 | |
| 7 #include "CCLayerIterator.h" | |
| 8 | |
| 9 #include "CCLayerTreeHostCommon.h" | |
| 10 #include "LayerChromium.h" | |
| 11 #include "testing/gmock/include/gmock/gmock.h" | |
| 12 #include "testing/gtest/include/gtest/gtest.h" | |
| 13 #include <public/WebTransformationMatrix.h> | |
| 14 | |
| 15 using namespace cc; | |
| 16 using WebKit::WebTransformationMatrix; | |
| 17 using ::testing::Mock; | |
| 18 using ::testing::_; | |
| 19 using ::testing::AtLeast; | |
| 20 using ::testing::AnyNumber; | |
| 21 | |
| 22 namespace { | |
| 23 | |
| 24 class TestLayerChromium : public LayerChromium { | |
| 25 public: | |
| 26 static scoped_refptr<TestLayerChromium> create() { return make_scoped_refptr
(new TestLayerChromium()); } | |
| 27 | |
| 28 int m_countRepresentingTargetSurface; | |
| 29 int m_countRepresentingContributingSurface; | |
| 30 int m_countRepresentingItself; | |
| 31 | |
| 32 virtual bool drawsContent() const OVERRIDE { return m_drawsContent; } | |
| 33 void setDrawsContent(bool drawsContent) { m_drawsContent = drawsContent; } | |
| 34 | |
| 35 private: | |
| 36 TestLayerChromium() | |
| 37 : LayerChromium() | |
| 38 , m_drawsContent(true) | |
| 39 { | |
| 40 setBounds(IntSize(100, 100)); | |
| 41 setPosition(IntPoint()); | |
| 42 setAnchorPoint(IntPoint()); | |
| 43 } | |
| 44 virtual ~TestLayerChromium() | |
| 45 { | |
| 46 } | |
| 47 | |
| 48 bool m_drawsContent; | |
| 49 }; | |
| 50 | |
| 51 #define EXPECT_COUNT(layer, target, contrib, itself) \ | |
| 52 EXPECT_EQ(target, layer->m_countRepresentingTargetSurface); \ | |
| 53 EXPECT_EQ(contrib, layer->m_countRepresentingContributingSurface); \ | |
| 54 EXPECT_EQ(itself, layer->m_countRepresentingItself); | |
| 55 | |
| 56 typedef CCLayerIterator<LayerChromium, std::vector<scoped_refptr<LayerChromium>
>, RenderSurfaceChromium, CCLayerIteratorActions::FrontToBack> FrontToBack; | |
| 57 typedef CCLayerIterator<LayerChromium, std::vector<scoped_refptr<LayerChromium>
>, RenderSurfaceChromium, CCLayerIteratorActions::BackToFront> BackToFront; | |
| 58 | |
| 59 void resetCounts(std::vector<scoped_refptr<LayerChromium> >& renderSurfaceLayerL
ist) | |
| 60 { | |
| 61 for (unsigned surfaceIndex = 0; surfaceIndex < renderSurfaceLayerList.size()
; ++surfaceIndex) { | |
| 62 TestLayerChromium* renderSurfaceLayer = static_cast<TestLayerChromium*>(
renderSurfaceLayerList[surfaceIndex].get()); | |
| 63 RenderSurfaceChromium* renderSurface = renderSurfaceLayer->renderSurface
(); | |
| 64 | |
| 65 renderSurfaceLayer->m_countRepresentingTargetSurface = -1; | |
| 66 renderSurfaceLayer->m_countRepresentingContributingSurface = -1; | |
| 67 renderSurfaceLayer->m_countRepresentingItself = -1; | |
| 68 | |
| 69 for (unsigned layerIndex = 0; layerIndex < renderSurface->layerList().si
ze(); ++layerIndex) { | |
| 70 TestLayerChromium* layer = static_cast<TestLayerChromium*>(renderSur
face->layerList()[layerIndex].get()); | |
| 71 | |
| 72 layer->m_countRepresentingTargetSurface = -1; | |
| 73 layer->m_countRepresentingContributingSurface = -1; | |
| 74 layer->m_countRepresentingItself = -1; | |
| 75 } | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 void iterateFrontToBack(std::vector<scoped_refptr<LayerChromium> >* renderSurfac
eLayerList) | |
| 80 { | |
| 81 resetCounts(*renderSurfaceLayerList); | |
| 82 int count = 0; | |
| 83 for (FrontToBack it = FrontToBack::begin(renderSurfaceLayerList); it != Fron
tToBack::end(renderSurfaceLayerList); ++it, ++count) { | |
| 84 TestLayerChromium* layer = static_cast<TestLayerChromium*>(*it); | |
| 85 if (it.representsTargetRenderSurface()) | |
| 86 layer->m_countRepresentingTargetSurface = count; | |
| 87 if (it.representsContributingRenderSurface()) | |
| 88 layer->m_countRepresentingContributingSurface = count; | |
| 89 if (it.representsItself()) | |
| 90 layer->m_countRepresentingItself = count; | |
| 91 } | |
| 92 } | |
| 93 | |
| 94 void iterateBackToFront(std::vector<scoped_refptr<LayerChromium> >* renderSurfac
eLayerList) | |
| 95 { | |
| 96 resetCounts(*renderSurfaceLayerList); | |
| 97 int count = 0; | |
| 98 for (BackToFront it = BackToFront::begin(renderSurfaceLayerList); it != Back
ToFront::end(renderSurfaceLayerList); ++it, ++count) { | |
| 99 TestLayerChromium* layer = static_cast<TestLayerChromium*>(*it); | |
| 100 if (it.representsTargetRenderSurface()) | |
| 101 layer->m_countRepresentingTargetSurface = count; | |
| 102 if (it.representsContributingRenderSurface()) | |
| 103 layer->m_countRepresentingContributingSurface = count; | |
| 104 if (it.representsItself()) | |
| 105 layer->m_countRepresentingItself = count; | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 TEST(CCLayerIteratorTest, emptyTree) | |
| 110 { | |
| 111 std::vector<scoped_refptr<LayerChromium> > renderSurfaceLayerList; | |
| 112 | |
| 113 iterateBackToFront(&renderSurfaceLayerList); | |
| 114 iterateFrontToBack(&renderSurfaceLayerList); | |
| 115 } | |
| 116 | |
| 117 TEST(CCLayerIteratorTest, simpleTree) | |
| 118 { | |
| 119 scoped_refptr<TestLayerChromium> rootLayer = TestLayerChromium::create(); | |
| 120 scoped_refptr<TestLayerChromium> first = TestLayerChromium::create(); | |
| 121 scoped_refptr<TestLayerChromium> second = TestLayerChromium::create(); | |
| 122 scoped_refptr<TestLayerChromium> third = TestLayerChromium::create(); | |
| 123 scoped_refptr<TestLayerChromium> fourth = TestLayerChromium::create(); | |
| 124 | |
| 125 rootLayer->createRenderSurface(); | |
| 126 | |
| 127 rootLayer->addChild(first); | |
| 128 rootLayer->addChild(second); | |
| 129 rootLayer->addChild(third); | |
| 130 rootLayer->addChild(fourth); | |
| 131 | |
| 132 std::vector<scoped_refptr<LayerChromium> > renderSurfaceLayerList; | |
| 133 CCLayerTreeHostCommon::calculateDrawTransforms(rootLayer.get(), rootLayer->b
ounds(), 1, 256, renderSurfaceLayerList); | |
| 134 | |
| 135 iterateBackToFront(&renderSurfaceLayerList); | |
| 136 EXPECT_COUNT(rootLayer, 0, -1, 1); | |
| 137 EXPECT_COUNT(first, -1, -1, 2); | |
| 138 EXPECT_COUNT(second, -1, -1, 3); | |
| 139 EXPECT_COUNT(third, -1, -1, 4); | |
| 140 EXPECT_COUNT(fourth, -1, -1, 5); | |
| 141 | |
| 142 iterateFrontToBack(&renderSurfaceLayerList); | |
| 143 EXPECT_COUNT(rootLayer, 5, -1, 4); | |
| 144 EXPECT_COUNT(first, -1, -1, 3); | |
| 145 EXPECT_COUNT(second, -1, -1, 2); | |
| 146 EXPECT_COUNT(third, -1, -1, 1); | |
| 147 EXPECT_COUNT(fourth, -1, -1, 0); | |
| 148 | |
| 149 } | |
| 150 | |
| 151 TEST(CCLayerIteratorTest, complexTree) | |
| 152 { | |
| 153 scoped_refptr<TestLayerChromium> rootLayer = TestLayerChromium::create(); | |
| 154 scoped_refptr<TestLayerChromium> root1 = TestLayerChromium::create(); | |
| 155 scoped_refptr<TestLayerChromium> root2 = TestLayerChromium::create(); | |
| 156 scoped_refptr<TestLayerChromium> root3 = TestLayerChromium::create(); | |
| 157 scoped_refptr<TestLayerChromium> root21 = TestLayerChromium::create(); | |
| 158 scoped_refptr<TestLayerChromium> root22 = TestLayerChromium::create(); | |
| 159 scoped_refptr<TestLayerChromium> root23 = TestLayerChromium::create(); | |
| 160 scoped_refptr<TestLayerChromium> root221 = TestLayerChromium::create(); | |
| 161 scoped_refptr<TestLayerChromium> root231 = TestLayerChromium::create(); | |
| 162 | |
| 163 rootLayer->createRenderSurface(); | |
| 164 | |
| 165 rootLayer->addChild(root1); | |
| 166 rootLayer->addChild(root2); | |
| 167 rootLayer->addChild(root3); | |
| 168 root2->addChild(root21); | |
| 169 root2->addChild(root22); | |
| 170 root2->addChild(root23); | |
| 171 root22->addChild(root221); | |
| 172 root23->addChild(root231); | |
| 173 | |
| 174 std::vector<scoped_refptr<LayerChromium> > renderSurfaceLayerList; | |
| 175 CCLayerTreeHostCommon::calculateDrawTransforms(rootLayer.get(), rootLayer->b
ounds(), 1, 256, renderSurfaceLayerList); | |
| 176 | |
| 177 iterateBackToFront(&renderSurfaceLayerList); | |
| 178 EXPECT_COUNT(rootLayer, 0, -1, 1); | |
| 179 EXPECT_COUNT(root1, -1, -1, 2); | |
| 180 EXPECT_COUNT(root2, -1, -1, 3); | |
| 181 EXPECT_COUNT(root21, -1, -1, 4); | |
| 182 EXPECT_COUNT(root22, -1, -1, 5); | |
| 183 EXPECT_COUNT(root221, -1, -1, 6); | |
| 184 EXPECT_COUNT(root23, -1, -1, 7); | |
| 185 EXPECT_COUNT(root231, -1, -1, 8); | |
| 186 EXPECT_COUNT(root3, -1, -1, 9); | |
| 187 | |
| 188 iterateFrontToBack(&renderSurfaceLayerList); | |
| 189 EXPECT_COUNT(rootLayer, 9, -1, 8); | |
| 190 EXPECT_COUNT(root1, -1, -1, 7); | |
| 191 EXPECT_COUNT(root2, -1, -1, 6); | |
| 192 EXPECT_COUNT(root21, -1, -1, 5); | |
| 193 EXPECT_COUNT(root22, -1, -1, 4); | |
| 194 EXPECT_COUNT(root221, -1, -1, 3); | |
| 195 EXPECT_COUNT(root23, -1, -1, 2); | |
| 196 EXPECT_COUNT(root231, -1, -1, 1); | |
| 197 EXPECT_COUNT(root3, -1, -1, 0); | |
| 198 | |
| 199 } | |
| 200 | |
| 201 TEST(CCLayerIteratorTest, complexTreeMultiSurface) | |
| 202 { | |
| 203 scoped_refptr<TestLayerChromium> rootLayer = TestLayerChromium::create(); | |
| 204 scoped_refptr<TestLayerChromium> root1 = TestLayerChromium::create(); | |
| 205 scoped_refptr<TestLayerChromium> root2 = TestLayerChromium::create(); | |
| 206 scoped_refptr<TestLayerChromium> root3 = TestLayerChromium::create(); | |
| 207 scoped_refptr<TestLayerChromium> root21 = TestLayerChromium::create(); | |
| 208 scoped_refptr<TestLayerChromium> root22 = TestLayerChromium::create(); | |
| 209 scoped_refptr<TestLayerChromium> root23 = TestLayerChromium::create(); | |
| 210 scoped_refptr<TestLayerChromium> root221 = TestLayerChromium::create(); | |
| 211 scoped_refptr<TestLayerChromium> root231 = TestLayerChromium::create(); | |
| 212 | |
| 213 rootLayer->createRenderSurface(); | |
| 214 rootLayer->renderSurface()->setContentRect(IntRect(IntPoint(), rootLayer->bo
unds())); | |
| 215 | |
| 216 rootLayer->addChild(root1); | |
| 217 rootLayer->addChild(root2); | |
| 218 rootLayer->addChild(root3); | |
| 219 root2->setDrawsContent(false); | |
| 220 root2->setOpacity(0.5); // Force the layer to own a new surface. | |
| 221 root2->addChild(root21); | |
| 222 root2->addChild(root22); | |
| 223 root2->addChild(root23); | |
| 224 root22->setOpacity(0.5); | |
| 225 root22->addChild(root221); | |
| 226 root23->setOpacity(0.5); | |
| 227 root23->addChild(root231); | |
| 228 | |
| 229 std::vector<scoped_refptr<LayerChromium> > renderSurfaceLayerList; | |
| 230 CCLayerTreeHostCommon::calculateDrawTransforms(rootLayer.get(), rootLayer->b
ounds(), 1, 256, renderSurfaceLayerList); | |
| 231 | |
| 232 iterateBackToFront(&renderSurfaceLayerList); | |
| 233 EXPECT_COUNT(rootLayer, 0, -1, 1); | |
| 234 EXPECT_COUNT(root1, -1, -1, 2); | |
| 235 EXPECT_COUNT(root2, 4, 3, -1); | |
| 236 EXPECT_COUNT(root21, -1, -1, 5); | |
| 237 EXPECT_COUNT(root22, 7, 6, 8); | |
| 238 EXPECT_COUNT(root221, -1, -1, 9); | |
| 239 EXPECT_COUNT(root23, 11, 10, 12); | |
| 240 EXPECT_COUNT(root231, -1, -1, 13); | |
| 241 EXPECT_COUNT(root3, -1, -1, 14); | |
| 242 | |
| 243 iterateFrontToBack(&renderSurfaceLayerList); | |
| 244 EXPECT_COUNT(rootLayer, 14, -1, 13); | |
| 245 EXPECT_COUNT(root1, -1, -1, 12); | |
| 246 EXPECT_COUNT(root2, 10, 11, -1); | |
| 247 EXPECT_COUNT(root21, -1, -1, 9); | |
| 248 EXPECT_COUNT(root22, 7, 8, 6); | |
| 249 EXPECT_COUNT(root221, -1, -1, 5); | |
| 250 EXPECT_COUNT(root23, 3, 4, 2); | |
| 251 EXPECT_COUNT(root231, -1, -1, 1); | |
| 252 EXPECT_COUNT(root3, -1, -1, 0); | |
| 253 } | |
| 254 | |
| 255 } // namespace | |
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