1 /*
2  * Copyright 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <compositionengine/impl/OutputLayer.h>
18 #include <compositionengine/impl/OutputLayerCompositionState.h>
19 #include <compositionengine/mock/CompositionEngine.h>
20 #include <compositionengine/mock/DisplayColorProfile.h>
21 #include <compositionengine/mock/LayerFE.h>
22 #include <compositionengine/mock/Output.h>
23 #include <gtest/gtest.h>
24 
25 #include "MockHWC2.h"
26 #include "MockHWComposer.h"
27 #include "RegionMatcher.h"
28 
29 namespace android::compositionengine {
30 namespace {
31 
32 namespace hal = android::hardware::graphics::composer::hal;
33 
34 using testing::_;
35 using testing::InSequence;
36 using testing::Return;
37 using testing::ReturnRef;
38 using testing::StrictMock;
39 
40 constexpr auto TR_IDENT = 0u;
41 constexpr auto TR_FLP_H = HAL_TRANSFORM_FLIP_H;
42 constexpr auto TR_FLP_V = HAL_TRANSFORM_FLIP_V;
43 constexpr auto TR_ROT_90 = HAL_TRANSFORM_ROT_90;
44 constexpr auto TR_ROT_180 = TR_FLP_H | TR_FLP_V;
45 constexpr auto TR_ROT_270 = TR_ROT_90 | TR_ROT_180;
46 
47 const std::string kOutputName{"Test Output"};
48 
49 MATCHER_P(ColorEq, expected, "") {
50     *result_listener << "Colors are not equal\n";
51     *result_listener << "expected " << expected.r << " " << expected.g << " " << expected.b << " "
52                      << expected.a << "\n";
53     *result_listener << "actual " << arg.r << " " << arg.g << " " << arg.b << " " << arg.a << "\n";
54 
55     return expected.r == arg.r && expected.g == arg.g && expected.b == arg.b && expected.a == arg.a;
56 }
57 
58 struct OutputLayerTest : public testing::Test {
59     struct OutputLayer final : public impl::OutputLayer {
OutputLayerandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer60         OutputLayer(const compositionengine::Output& output, sp<compositionengine::LayerFE> layerFE)
61               : mOutput(output), mLayerFE(layerFE) {}
62         ~OutputLayer() override = default;
63 
64         // compositionengine::OutputLayer overrides
getOutputandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer65         const compositionengine::Output& getOutput() const override { return mOutput; }
getLayerFEandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer66         compositionengine::LayerFE& getLayerFE() const override { return *mLayerFE; }
getStateandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer67         const impl::OutputLayerCompositionState& getState() const override { return mState; }
editStateandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer68         impl::OutputLayerCompositionState& editState() override { return mState; }
69 
70         // compositionengine::impl::OutputLayer overrides
dumpStateandroid::compositionengine::__anon834e7eb10111::OutputLayerTest::OutputLayer71         void dumpState(std::string& out) const override { mState.dump(out); }
72 
73         const compositionengine::Output& mOutput;
74         sp<compositionengine::LayerFE> mLayerFE;
75         impl::OutputLayerCompositionState mState;
76     };
77 
OutputLayerTestandroid::compositionengine::__anon834e7eb10111::OutputLayerTest78     OutputLayerTest() {
79         EXPECT_CALL(*mLayerFE, getDebugName()).WillRepeatedly(Return("Test LayerFE"));
80         EXPECT_CALL(mOutput, getName()).WillRepeatedly(ReturnRef(kOutputName));
81 
82         EXPECT_CALL(*mLayerFE, getCompositionState()).WillRepeatedly(Return(&mLayerFEState));
83         EXPECT_CALL(mOutput, getState()).WillRepeatedly(ReturnRef(mOutputState));
84     }
85 
86     compositionengine::mock::Output mOutput;
87     sp<compositionengine::mock::LayerFE> mLayerFE{
88             new StrictMock<compositionengine::mock::LayerFE>()};
89     OutputLayer mOutputLayer{mOutput, mLayerFE};
90 
91     LayerFECompositionState mLayerFEState;
92     impl::OutputCompositionState mOutputState;
93 };
94 
95 /*
96  * Basic construction
97  */
98 
TEST_F(OutputLayerTest,canInstantiateOutputLayer)99 TEST_F(OutputLayerTest, canInstantiateOutputLayer) {}
100 
101 /*
102  * OutputLayer::setHwcLayer()
103  */
104 
TEST_F(OutputLayerTest,settingNullHwcLayerSetsEmptyHwcState)105 TEST_F(OutputLayerTest, settingNullHwcLayerSetsEmptyHwcState) {
106     StrictMock<compositionengine::mock::CompositionEngine> compositionEngine;
107 
108     mOutputLayer.setHwcLayer(nullptr);
109 
110     EXPECT_FALSE(mOutputLayer.getState().hwc);
111 }
112 
TEST_F(OutputLayerTest,settingHwcLayerSetsHwcState)113 TEST_F(OutputLayerTest, settingHwcLayerSetsHwcState) {
114     auto hwcLayer = std::make_shared<StrictMock<HWC2::mock::Layer>>();
115 
116     mOutputLayer.setHwcLayer(hwcLayer);
117 
118     const auto& outputLayerState = mOutputLayer.getState();
119     ASSERT_TRUE(outputLayerState.hwc);
120 
121     const auto& hwcState = *outputLayerState.hwc;
122     EXPECT_EQ(hwcLayer, hwcState.hwcLayer);
123 }
124 
125 /*
126  * OutputLayer::calculateOutputSourceCrop()
127  */
128 
129 struct OutputLayerSourceCropTest : public OutputLayerTest {
OutputLayerSourceCropTestandroid::compositionengine::__anon834e7eb10111::OutputLayerSourceCropTest130     OutputLayerSourceCropTest() {
131         // Set reasonable default values for a simple case. Each test will
132         // set one specific value to something different.
133         mLayerFEState.geomUsesSourceCrop = true;
134         mLayerFEState.geomContentCrop = Rect{0, 0, 1920, 1080};
135         mLayerFEState.transparentRegionHint = Region{};
136         mLayerFEState.geomLayerBounds = FloatRect{0.f, 0.f, 1920.f, 1080.f};
137         mLayerFEState.geomLayerTransform = ui::Transform{TR_IDENT};
138         mLayerFEState.geomBufferSize = Rect{0, 0, 1920, 1080};
139         mLayerFEState.geomBufferTransform = TR_IDENT;
140 
141         mOutputState.viewport = Rect{0, 0, 1920, 1080};
142     }
143 
calculateOutputSourceCropandroid::compositionengine::__anon834e7eb10111::OutputLayerSourceCropTest144     FloatRect calculateOutputSourceCrop() {
145         mLayerFEState.geomInverseLayerTransform = mLayerFEState.geomLayerTransform.inverse();
146 
147         return mOutputLayer.calculateOutputSourceCrop();
148     }
149 };
150 
TEST_F(OutputLayerSourceCropTest,computesEmptyIfSourceCropNotUsed)151 TEST_F(OutputLayerSourceCropTest, computesEmptyIfSourceCropNotUsed) {
152     mLayerFEState.geomUsesSourceCrop = false;
153 
154     const FloatRect expected{};
155     EXPECT_THAT(calculateOutputSourceCrop(), expected);
156 }
157 
TEST_F(OutputLayerSourceCropTest,correctForSimpleDefaultCase)158 TEST_F(OutputLayerSourceCropTest, correctForSimpleDefaultCase) {
159     const FloatRect expected{0.f, 0.f, 1920.f, 1080.f};
160     EXPECT_THAT(calculateOutputSourceCrop(), expected);
161 }
162 
TEST_F(OutputLayerSourceCropTest,handlesBoundsOutsideViewport)163 TEST_F(OutputLayerSourceCropTest, handlesBoundsOutsideViewport) {
164     mLayerFEState.geomLayerBounds = FloatRect{-2000.f, -2000.f, 2000.f, 2000.f};
165 
166     const FloatRect expected{0.f, 0.f, 1920.f, 1080.f};
167     EXPECT_THAT(calculateOutputSourceCrop(), expected);
168 }
169 
TEST_F(OutputLayerSourceCropTest,handlesBoundsOutsideViewportRotated)170 TEST_F(OutputLayerSourceCropTest, handlesBoundsOutsideViewportRotated) {
171     mLayerFEState.geomLayerBounds = FloatRect{-2000.f, -2000.f, 2000.f, 2000.f};
172     mLayerFEState.geomLayerTransform.set(HAL_TRANSFORM_ROT_90, 1920, 1080);
173 
174     const FloatRect expected{0.f, 0.f, 1080.f, 1080.f};
175     EXPECT_THAT(calculateOutputSourceCrop(), expected);
176 }
177 
TEST_F(OutputLayerSourceCropTest,calculateOutputSourceCropWorksWithATransformedBuffer)178 TEST_F(OutputLayerSourceCropTest, calculateOutputSourceCropWorksWithATransformedBuffer) {
179     struct Entry {
180         uint32_t bufferInvDisplay;
181         uint32_t buffer;
182         uint32_t display;
183         FloatRect expected;
184     };
185     // Not an exhaustive list of cases, but hopefully enough.
186     const std::array<Entry, 12> testData = {
187             // clang-format off
188             //             inv      buffer      display     expected
189             /*  0 */ Entry{false,   TR_IDENT,   TR_IDENT,   FloatRect{0.f, 0.f, 1920.f, 1080.f}},
190             /*  1 */ Entry{false,   TR_IDENT,   TR_ROT_90,  FloatRect{0.f, 0.f, 1920.f, 1080.f}},
191             /*  2 */ Entry{false,   TR_IDENT,   TR_ROT_180, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
192             /*  3 */ Entry{false,   TR_IDENT,   TR_ROT_270, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
193 
194             /*  4 */ Entry{true,    TR_IDENT,   TR_IDENT,   FloatRect{0.f, 0.f, 1920.f, 1080.f}},
195             /*  5 */ Entry{true,    TR_IDENT,   TR_ROT_90,  FloatRect{0.f, 0.f, 1920.f, 1080.f}},
196             /*  6 */ Entry{true,    TR_IDENT,   TR_ROT_180, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
197             /*  7 */ Entry{true,    TR_IDENT,   TR_ROT_270, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
198 
199             /*  8 */ Entry{false,   TR_IDENT,   TR_IDENT,   FloatRect{0.f, 0.f, 1920.f, 1080.f}},
200             /*  9 */ Entry{false,   TR_ROT_90,  TR_ROT_90,  FloatRect{0.f, 0.f, 1920.f, 1080.f}},
201             /* 10 */ Entry{false,   TR_ROT_180, TR_ROT_180, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
202             /* 11 */ Entry{false,   TR_ROT_270, TR_ROT_270, FloatRect{0.f, 0.f, 1920.f, 1080.f}},
203 
204             // clang-format on
205     };
206 
207     for (size_t i = 0; i < testData.size(); i++) {
208         const auto& entry = testData[i];
209 
210         mLayerFEState.geomBufferUsesDisplayInverseTransform = entry.bufferInvDisplay;
211         mLayerFEState.geomBufferTransform = entry.buffer;
212         mOutputState.orientation = entry.display;
213 
214         EXPECT_THAT(calculateOutputSourceCrop(), entry.expected) << "entry " << i;
215     }
216 }
217 
TEST_F(OutputLayerSourceCropTest,geomContentCropAffectsCrop)218 TEST_F(OutputLayerSourceCropTest, geomContentCropAffectsCrop) {
219     mLayerFEState.geomContentCrop = Rect{0, 0, 960, 540};
220 
221     const FloatRect expected{0.f, 0.f, 960.f, 540.f};
222     EXPECT_THAT(calculateOutputSourceCrop(), expected);
223 }
224 
TEST_F(OutputLayerSourceCropTest,viewportAffectsCrop)225 TEST_F(OutputLayerSourceCropTest, viewportAffectsCrop) {
226     mOutputState.viewport = Rect{0, 0, 960, 540};
227 
228     const FloatRect expected{0.f, 0.f, 960.f, 540.f};
229     EXPECT_THAT(calculateOutputSourceCrop(), expected);
230 }
231 
232 /*
233  * OutputLayer::calculateOutputDisplayFrame()
234  */
235 
236 struct OutputLayerDisplayFrameTest : public OutputLayerTest {
OutputLayerDisplayFrameTestandroid::compositionengine::__anon834e7eb10111::OutputLayerDisplayFrameTest237     OutputLayerDisplayFrameTest() {
238         // Set reasonable default values for a simple case. Each test will
239         // set one specific value to something different.
240 
241         mLayerFEState.transparentRegionHint = Region{};
242         mLayerFEState.geomLayerTransform = ui::Transform{TR_IDENT};
243         mLayerFEState.geomBufferSize = Rect{0, 0, 1920, 1080};
244         mLayerFEState.geomBufferUsesDisplayInverseTransform = false;
245         mLayerFEState.geomCrop = Rect{0, 0, 1920, 1080};
246         mLayerFEState.geomLayerBounds = FloatRect{0.f, 0.f, 1920.f, 1080.f};
247 
248         mOutputState.viewport = Rect{0, 0, 1920, 1080};
249         mOutputState.transform = ui::Transform{TR_IDENT};
250     }
251 
calculateOutputDisplayFrameandroid::compositionengine::__anon834e7eb10111::OutputLayerDisplayFrameTest252     Rect calculateOutputDisplayFrame() {
253         mLayerFEState.geomInverseLayerTransform = mLayerFEState.geomLayerTransform.inverse();
254 
255         return mOutputLayer.calculateOutputDisplayFrame();
256     }
257 };
258 
TEST_F(OutputLayerDisplayFrameTest,correctForSimpleDefaultCase)259 TEST_F(OutputLayerDisplayFrameTest, correctForSimpleDefaultCase) {
260     const Rect expected{0, 0, 1920, 1080};
261     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
262 }
263 
TEST_F(OutputLayerDisplayFrameTest,fullActiveTransparentRegionReturnsEmptyFrame)264 TEST_F(OutputLayerDisplayFrameTest, fullActiveTransparentRegionReturnsEmptyFrame) {
265     mLayerFEState.transparentRegionHint = Region{Rect{0, 0, 1920, 1080}};
266     const Rect expected{0, 0, 0, 0};
267     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
268 }
269 
TEST_F(OutputLayerDisplayFrameTest,cropAffectsDisplayFrame)270 TEST_F(OutputLayerDisplayFrameTest, cropAffectsDisplayFrame) {
271     mLayerFEState.geomCrop = Rect{100, 200, 300, 500};
272     const Rect expected{100, 200, 300, 500};
273     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
274 }
275 
TEST_F(OutputLayerDisplayFrameTest,cropAffectsDisplayFrameRotated)276 TEST_F(OutputLayerDisplayFrameTest, cropAffectsDisplayFrameRotated) {
277     mLayerFEState.geomCrop = Rect{100, 200, 300, 500};
278     mLayerFEState.geomLayerTransform.set(HAL_TRANSFORM_ROT_90, 1920, 1080);
279     const Rect expected{1420, 100, 1720, 300};
280     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
281 }
282 
TEST_F(OutputLayerDisplayFrameTest,emptyGeomCropIsNotUsedToComputeFrame)283 TEST_F(OutputLayerDisplayFrameTest, emptyGeomCropIsNotUsedToComputeFrame) {
284     mLayerFEState.geomCrop = Rect{};
285     const Rect expected{0, 0, 1920, 1080};
286     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
287 }
288 
TEST_F(OutputLayerDisplayFrameTest,geomLayerBoundsAffectsFrame)289 TEST_F(OutputLayerDisplayFrameTest, geomLayerBoundsAffectsFrame) {
290     mLayerFEState.geomLayerBounds = FloatRect{0.f, 0.f, 960.f, 540.f};
291     const Rect expected{0, 0, 960, 540};
292     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
293 }
294 
TEST_F(OutputLayerDisplayFrameTest,viewportAffectsFrame)295 TEST_F(OutputLayerDisplayFrameTest, viewportAffectsFrame) {
296     mOutputState.viewport = Rect{0, 0, 960, 540};
297     const Rect expected{0, 0, 960, 540};
298     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
299 }
300 
TEST_F(OutputLayerDisplayFrameTest,outputTransformAffectsDisplayFrame)301 TEST_F(OutputLayerDisplayFrameTest, outputTransformAffectsDisplayFrame) {
302     mOutputState.transform = ui::Transform{HAL_TRANSFORM_ROT_90};
303     const Rect expected{-1080, 0, 0, 1920};
304     EXPECT_THAT(calculateOutputDisplayFrame(), expected);
305 }
306 
307 /*
308  * OutputLayer::calculateOutputRelativeBufferTransform()
309  */
310 
TEST_F(OutputLayerTest,calculateOutputRelativeBufferTransformTestsNeeded)311 TEST_F(OutputLayerTest, calculateOutputRelativeBufferTransformTestsNeeded) {
312     mLayerFEState.geomBufferUsesDisplayInverseTransform = false;
313 
314     struct Entry {
315         uint32_t layer;
316         uint32_t buffer;
317         uint32_t display;
318         uint32_t expected;
319     };
320     // Not an exhaustive list of cases, but hopefully enough.
321     const std::array<Entry, 24> testData = {
322             // clang-format off
323             //             layer       buffer      display     expected
324             /*  0 */ Entry{TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_IDENT},
325             /*  1 */ Entry{TR_IDENT,   TR_IDENT,   TR_ROT_90,  TR_ROT_90},
326             /*  2 */ Entry{TR_IDENT,   TR_IDENT,   TR_ROT_180, TR_ROT_180},
327             /*  3 */ Entry{TR_IDENT,   TR_IDENT,   TR_ROT_270, TR_ROT_270},
328 
329             /*  4 */ Entry{TR_IDENT,   TR_FLP_H,   TR_IDENT,   TR_FLP_H ^ TR_IDENT},
330             /*  5 */ Entry{TR_IDENT,   TR_FLP_H,   TR_ROT_90,  TR_FLP_H ^ TR_ROT_90},
331             /*  6 */ Entry{TR_IDENT,   TR_FLP_H,   TR_ROT_180, TR_FLP_H ^ TR_ROT_180},
332             /*  7 */ Entry{TR_IDENT,   TR_FLP_H,   TR_ROT_270, TR_FLP_H ^ TR_ROT_270},
333 
334             /*  8 */ Entry{TR_IDENT,   TR_FLP_V,   TR_IDENT,   TR_FLP_V},
335             /*  9 */ Entry{TR_IDENT,   TR_ROT_90,  TR_ROT_90,  TR_ROT_180},
336             /* 10 */ Entry{TR_IDENT,   TR_ROT_180, TR_ROT_180, TR_IDENT},
337             /* 11 */ Entry{TR_IDENT,   TR_ROT_270, TR_ROT_270, TR_ROT_180},
338 
339             /* 12 */ Entry{TR_ROT_90,  TR_IDENT,   TR_IDENT,   TR_IDENT ^ TR_ROT_90},
340             /* 13 */ Entry{TR_ROT_90,  TR_FLP_H,   TR_ROT_90,  TR_FLP_H ^ TR_ROT_180},
341             /* 14 */ Entry{TR_ROT_90,  TR_IDENT,   TR_ROT_180, TR_IDENT ^ TR_ROT_270},
342             /* 15 */ Entry{TR_ROT_90,  TR_FLP_H,   TR_ROT_270, TR_FLP_H ^ TR_IDENT},
343 
344             /* 16 */ Entry{TR_ROT_180, TR_FLP_H,   TR_IDENT,   TR_FLP_H ^ TR_ROT_180},
345             /* 17 */ Entry{TR_ROT_180, TR_IDENT,   TR_ROT_90,  TR_IDENT ^ TR_ROT_270},
346             /* 18 */ Entry{TR_ROT_180, TR_FLP_H,   TR_ROT_180, TR_FLP_H ^ TR_IDENT},
347             /* 19 */ Entry{TR_ROT_180, TR_IDENT,   TR_ROT_270, TR_IDENT ^ TR_ROT_90},
348 
349             /* 20 */ Entry{TR_ROT_270, TR_IDENT,   TR_IDENT,   TR_IDENT ^ TR_ROT_270},
350             /* 21 */ Entry{TR_ROT_270, TR_FLP_H,   TR_ROT_90,  TR_FLP_H ^ TR_IDENT},
351             /* 22 */ Entry{TR_ROT_270, TR_FLP_H,   TR_ROT_180, TR_FLP_H ^ TR_ROT_90},
352             /* 23 */ Entry{TR_ROT_270, TR_IDENT,   TR_ROT_270, TR_IDENT ^ TR_ROT_180},
353             // clang-format on
354     };
355 
356     for (size_t i = 0; i < testData.size(); i++) {
357         const auto& entry = testData[i];
358 
359         mLayerFEState.geomLayerTransform.set(entry.layer, 1920, 1080);
360         mLayerFEState.geomBufferTransform = entry.buffer;
361         mOutputState.orientation = entry.display;
362         mOutputState.transform = ui::Transform{entry.display};
363 
364         const auto actual = mOutputLayer.calculateOutputRelativeBufferTransform(entry.display);
365         EXPECT_EQ(entry.expected, actual) << "entry " << i;
366     }
367 }
368 
TEST_F(OutputLayerTest,calculateOutputRelativeBufferTransformTestWithOfBufferUsesDisplayInverseTransform)369 TEST_F(OutputLayerTest,
370        calculateOutputRelativeBufferTransformTestWithOfBufferUsesDisplayInverseTransform) {
371     mLayerFEState.geomBufferUsesDisplayInverseTransform = true;
372 
373     struct Entry {
374         uint32_t layer; /* shouldn't affect the result, so we just use arbitrary values */
375         uint32_t buffer;
376         uint32_t display;
377         uint32_t internal;
378         uint32_t expected;
379     };
380     const std::array<Entry, 64> testData = {
381             // clang-format off
382             //    layer       buffer      display     internal    expected
383             Entry{TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_IDENT},
384             Entry{TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_ROT_90,  TR_ROT_270},
385             Entry{TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_ROT_180, TR_ROT_180},
386             Entry{TR_IDENT,   TR_IDENT,   TR_IDENT,   TR_ROT_270, TR_ROT_90},
387 
388             Entry{TR_IDENT,   TR_IDENT,   TR_ROT_90,  TR_IDENT,   TR_ROT_90},
389             Entry{TR_ROT_90,  TR_IDENT,   TR_ROT_90,  TR_ROT_90,  TR_IDENT},
390             Entry{TR_ROT_180, TR_IDENT,   TR_ROT_90,  TR_ROT_180, TR_ROT_270},
391             Entry{TR_ROT_90,  TR_IDENT,   TR_ROT_90,  TR_ROT_270, TR_ROT_180},
392 
393             Entry{TR_ROT_180, TR_IDENT,   TR_ROT_180, TR_IDENT,   TR_ROT_180},
394             Entry{TR_ROT_90,  TR_IDENT,   TR_ROT_180, TR_ROT_90,  TR_ROT_90},
395             Entry{TR_ROT_180, TR_IDENT,   TR_ROT_180, TR_ROT_180, TR_IDENT},
396             Entry{TR_ROT_270, TR_IDENT,   TR_ROT_180, TR_ROT_270, TR_ROT_270},
397 
398             Entry{TR_ROT_270, TR_IDENT,   TR_ROT_270, TR_IDENT,   TR_ROT_270},
399             Entry{TR_ROT_270, TR_IDENT,   TR_ROT_270, TR_ROT_90,  TR_ROT_180},
400             Entry{TR_ROT_180, TR_IDENT,   TR_ROT_270, TR_ROT_180, TR_ROT_90},
401             Entry{TR_IDENT,   TR_IDENT,   TR_ROT_270, TR_ROT_270, TR_IDENT},
402 
403             //    layer       buffer      display     internal    expected
404             Entry{TR_IDENT,   TR_ROT_90,  TR_IDENT,   TR_IDENT,   TR_ROT_90},
405             Entry{TR_ROT_90,  TR_ROT_90,  TR_IDENT,   TR_ROT_90,  TR_IDENT},
406             Entry{TR_ROT_180, TR_ROT_90,  TR_IDENT,   TR_ROT_180, TR_ROT_270},
407             Entry{TR_ROT_270, TR_ROT_90,  TR_IDENT,   TR_ROT_270, TR_ROT_180},
408 
409             Entry{TR_ROT_90,  TR_ROT_90,  TR_ROT_90,  TR_IDENT,   TR_ROT_180},
410             Entry{TR_ROT_90,  TR_ROT_90,  TR_ROT_90,  TR_ROT_90,  TR_ROT_90},
411             Entry{TR_ROT_90,  TR_ROT_90,  TR_ROT_90,  TR_ROT_180, TR_IDENT},
412             Entry{TR_ROT_270, TR_ROT_90,  TR_ROT_90,  TR_ROT_270, TR_ROT_270},
413 
414             Entry{TR_IDENT,   TR_ROT_90,  TR_ROT_180, TR_IDENT,   TR_ROT_270},
415             Entry{TR_ROT_90,  TR_ROT_90,  TR_ROT_180, TR_ROT_90,  TR_ROT_180},
416             Entry{TR_ROT_180, TR_ROT_90,  TR_ROT_180, TR_ROT_180, TR_ROT_90},
417             Entry{TR_ROT_90,  TR_ROT_90,  TR_ROT_180, TR_ROT_270, TR_IDENT},
418 
419             Entry{TR_IDENT,   TR_ROT_90,  TR_ROT_270, TR_IDENT,   TR_IDENT},
420             Entry{TR_ROT_270, TR_ROT_90,  TR_ROT_270, TR_ROT_90,  TR_ROT_270},
421             Entry{TR_ROT_180, TR_ROT_90,  TR_ROT_270, TR_ROT_180, TR_ROT_180},
422             Entry{TR_ROT_270, TR_ROT_90,  TR_ROT_270, TR_ROT_270, TR_ROT_90},
423 
424             //    layer       buffer      display     internal    expected
425             Entry{TR_IDENT,   TR_ROT_180, TR_IDENT,   TR_IDENT,   TR_ROT_180},
426             Entry{TR_IDENT,   TR_ROT_180, TR_IDENT,   TR_ROT_90,  TR_ROT_90},
427             Entry{TR_ROT_180, TR_ROT_180, TR_IDENT,   TR_ROT_180, TR_IDENT},
428             Entry{TR_ROT_270, TR_ROT_180, TR_IDENT,   TR_ROT_270, TR_ROT_270},
429 
430             Entry{TR_IDENT,   TR_ROT_180, TR_ROT_90,  TR_IDENT,   TR_ROT_270},
431             Entry{TR_ROT_90,  TR_ROT_180, TR_ROT_90,  TR_ROT_90,  TR_ROT_180},
432             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_90,  TR_ROT_180, TR_ROT_90},
433             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_90,  TR_ROT_270, TR_IDENT},
434 
435             Entry{TR_IDENT,   TR_ROT_180, TR_ROT_180, TR_IDENT,   TR_IDENT},
436             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_180, TR_ROT_90,  TR_ROT_270},
437             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_180, TR_ROT_180, TR_ROT_180},
438             Entry{TR_ROT_270, TR_ROT_180, TR_ROT_180, TR_ROT_270, TR_ROT_90},
439 
440             Entry{TR_ROT_270, TR_ROT_180, TR_ROT_270, TR_IDENT,   TR_ROT_90},
441             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_270, TR_ROT_90,  TR_IDENT},
442             Entry{TR_ROT_180, TR_ROT_180, TR_ROT_270, TR_ROT_180, TR_ROT_270},
443             Entry{TR_ROT_270, TR_ROT_180, TR_ROT_270, TR_ROT_270, TR_ROT_180},
444 
445             //    layer       buffer      display     internal    expected
446             Entry{TR_IDENT,   TR_ROT_270, TR_IDENT,   TR_IDENT,   TR_ROT_270},
447             Entry{TR_ROT_90,  TR_ROT_270, TR_IDENT,   TR_ROT_90,  TR_ROT_180},
448             Entry{TR_ROT_270, TR_ROT_270, TR_IDENT,   TR_ROT_180, TR_ROT_90},
449             Entry{TR_IDENT,   TR_ROT_270, TR_IDENT,   TR_ROT_270, TR_IDENT},
450 
451             Entry{TR_ROT_270, TR_ROT_270, TR_ROT_90,  TR_IDENT,   TR_IDENT},
452             Entry{TR_ROT_90,  TR_ROT_270, TR_ROT_90,  TR_ROT_90,  TR_ROT_270},
453             Entry{TR_ROT_180, TR_ROT_270, TR_ROT_90,  TR_ROT_180, TR_ROT_180},
454             Entry{TR_ROT_90,  TR_ROT_270, TR_ROT_90,  TR_ROT_270, TR_ROT_90},
455 
456             Entry{TR_IDENT,   TR_ROT_270, TR_ROT_180, TR_IDENT,   TR_ROT_90},
457             Entry{TR_ROT_270, TR_ROT_270, TR_ROT_180, TR_ROT_90,  TR_IDENT},
458             Entry{TR_ROT_180, TR_ROT_270, TR_ROT_180, TR_ROT_180, TR_ROT_270},
459             Entry{TR_ROT_270, TR_ROT_270, TR_ROT_180, TR_ROT_270, TR_ROT_180},
460 
461             Entry{TR_IDENT,   TR_ROT_270, TR_ROT_270, TR_IDENT,   TR_ROT_180},
462             Entry{TR_ROT_90,  TR_ROT_270, TR_ROT_270, TR_ROT_90,  TR_ROT_90},
463             Entry{TR_ROT_270, TR_ROT_270, TR_ROT_270, TR_ROT_180, TR_IDENT},
464             Entry{TR_ROT_270, TR_ROT_270, TR_ROT_270, TR_ROT_270, TR_ROT_270},
465             // clang-format on
466     };
467 
468     for (size_t i = 0; i < testData.size(); i++) {
469         const auto& entry = testData[i];
470 
471         mLayerFEState.geomLayerTransform.set(entry.layer, 1920, 1080);
472         mLayerFEState.geomBufferTransform = entry.buffer;
473         mOutputState.orientation = entry.display;
474         mOutputState.transform = ui::Transform{entry.display};
475 
476         const auto actual = mOutputLayer.calculateOutputRelativeBufferTransform(entry.internal);
477         EXPECT_EQ(entry.expected, actual) << "entry " << i;
478     }
479 }
480 
481 /*
482  * OutputLayer::updateCompositionState()
483  */
484 
485 struct OutputLayerPartialMockForUpdateCompositionState : public impl::OutputLayer {
OutputLayerPartialMockForUpdateCompositionStateandroid::compositionengine::__anon834e7eb10111::OutputLayerPartialMockForUpdateCompositionState486     OutputLayerPartialMockForUpdateCompositionState(const compositionengine::Output& output,
487                                                     sp<compositionengine::LayerFE> layerFE)
488           : mOutput(output), mLayerFE(layerFE) {}
489     // Mock everything called by updateCompositionState to simplify testing it.
490     MOCK_CONST_METHOD0(calculateOutputSourceCrop, FloatRect());
491     MOCK_CONST_METHOD0(calculateOutputDisplayFrame, Rect());
492     MOCK_CONST_METHOD1(calculateOutputRelativeBufferTransform, uint32_t(uint32_t));
493 
494     // compositionengine::OutputLayer overrides
getOutputandroid::compositionengine::__anon834e7eb10111::OutputLayerPartialMockForUpdateCompositionState495     const compositionengine::Output& getOutput() const override { return mOutput; }
getLayerFEandroid::compositionengine::__anon834e7eb10111::OutputLayerPartialMockForUpdateCompositionState496     compositionengine::LayerFE& getLayerFE() const override { return *mLayerFE; }
getStateandroid::compositionengine::__anon834e7eb10111::OutputLayerPartialMockForUpdateCompositionState497     const impl::OutputLayerCompositionState& getState() const override { return mState; }
editStateandroid::compositionengine::__anon834e7eb10111::OutputLayerPartialMockForUpdateCompositionState498     impl::OutputLayerCompositionState& editState() override { return mState; }
499 
500     // These need implementations though are not expected to be called.
501     MOCK_CONST_METHOD1(dumpState, void(std::string&));
502 
503     const compositionengine::Output& mOutput;
504     sp<compositionengine::LayerFE> mLayerFE;
505     impl::OutputLayerCompositionState mState;
506 };
507 
508 struct OutputLayerUpdateCompositionStateTest : public OutputLayerTest {
509 public:
OutputLayerUpdateCompositionStateTestandroid::compositionengine::__anon834e7eb10111::OutputLayerUpdateCompositionStateTest510     OutputLayerUpdateCompositionStateTest() {
511         EXPECT_CALL(mOutput, getState()).WillRepeatedly(ReturnRef(mOutputState));
512         EXPECT_CALL(mOutput, getDisplayColorProfile())
513                 .WillRepeatedly(Return(&mDisplayColorProfile));
514         EXPECT_CALL(mDisplayColorProfile, isDataspaceSupported(_)).WillRepeatedly(Return(true));
515     }
516 
517     ~OutputLayerUpdateCompositionStateTest() = default;
518 
setupGeometryChildCallValuesandroid::compositionengine::__anon834e7eb10111::OutputLayerUpdateCompositionStateTest519     void setupGeometryChildCallValues(ui::Transform::RotationFlags internalDisplayRotationFlags) {
520         EXPECT_CALL(mOutputLayer, calculateOutputSourceCrop()).WillOnce(Return(kSourceCrop));
521         EXPECT_CALL(mOutputLayer, calculateOutputDisplayFrame()).WillOnce(Return(kDisplayFrame));
522         EXPECT_CALL(mOutputLayer,
523                     calculateOutputRelativeBufferTransform(internalDisplayRotationFlags))
524                 .WillOnce(Return(mBufferTransform));
525     }
526 
validateComputedGeometryStateandroid::compositionengine::__anon834e7eb10111::OutputLayerUpdateCompositionStateTest527     void validateComputedGeometryState() {
528         const auto& state = mOutputLayer.getState();
529         EXPECT_EQ(kSourceCrop, state.sourceCrop);
530         EXPECT_EQ(kDisplayFrame, state.displayFrame);
531         EXPECT_EQ(static_cast<Hwc2::Transform>(mBufferTransform), state.bufferTransform);
532     }
533 
534     const FloatRect kSourceCrop{1.f, 2.f, 3.f, 4.f};
535     const Rect kDisplayFrame{11, 12, 13, 14};
536     uint32_t mBufferTransform{21};
537 
538     using OutputLayer = OutputLayerPartialMockForUpdateCompositionState;
539     StrictMock<OutputLayer> mOutputLayer{mOutput, mLayerFE};
540     StrictMock<mock::DisplayColorProfile> mDisplayColorProfile;
541 };
542 
TEST_F(OutputLayerUpdateCompositionStateTest,doesNothingIfNoFECompositionState)543 TEST_F(OutputLayerUpdateCompositionStateTest, doesNothingIfNoFECompositionState) {
544     EXPECT_CALL(*mLayerFE, getCompositionState()).WillOnce(Return(nullptr));
545 
546     mOutputLayer.updateCompositionState(true, false, ui::Transform::RotationFlags::ROT_90);
547 }
548 
TEST_F(OutputLayerUpdateCompositionStateTest,setsStateNormally)549 TEST_F(OutputLayerUpdateCompositionStateTest, setsStateNormally) {
550     mLayerFEState.isSecure = true;
551     mOutputState.isSecure = true;
552     mOutputLayer.editState().forceClientComposition = true;
553 
554     setupGeometryChildCallValues(ui::Transform::RotationFlags::ROT_90);
555 
556     mOutputLayer.updateCompositionState(true, false, ui::Transform::RotationFlags::ROT_90);
557 
558     validateComputedGeometryState();
559 
560     EXPECT_EQ(false, mOutputLayer.getState().forceClientComposition);
561 }
562 
TEST_F(OutputLayerUpdateCompositionStateTest,alsoSetsForceCompositionIfSecureLayerOnNonsecureOutput)563 TEST_F(OutputLayerUpdateCompositionStateTest,
564        alsoSetsForceCompositionIfSecureLayerOnNonsecureOutput) {
565     mLayerFEState.isSecure = true;
566     mOutputState.isSecure = false;
567 
568     setupGeometryChildCallValues(ui::Transform::RotationFlags::ROT_0);
569 
570     mOutputLayer.updateCompositionState(true, false, ui::Transform::RotationFlags::ROT_0);
571 
572     validateComputedGeometryState();
573 
574     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
575 }
576 
TEST_F(OutputLayerUpdateCompositionStateTest,alsoSetsForceCompositionIfUnsupportedBufferTransform)577 TEST_F(OutputLayerUpdateCompositionStateTest,
578        alsoSetsForceCompositionIfUnsupportedBufferTransform) {
579     mLayerFEState.isSecure = true;
580     mOutputState.isSecure = true;
581 
582     mBufferTransform = ui::Transform::ROT_INVALID;
583 
584     setupGeometryChildCallValues(ui::Transform::RotationFlags::ROT_0);
585 
586     mOutputLayer.updateCompositionState(true, false, ui::Transform::RotationFlags::ROT_0);
587 
588     validateComputedGeometryState();
589 
590     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
591 }
592 
TEST_F(OutputLayerUpdateCompositionStateTest,setsOutputLayerColorspaceCorrectly)593 TEST_F(OutputLayerUpdateCompositionStateTest, setsOutputLayerColorspaceCorrectly) {
594     mLayerFEState.dataspace = ui::Dataspace::DISPLAY_P3;
595     mOutputState.targetDataspace = ui::Dataspace::V0_SCRGB;
596 
597     // If the layer is not colorspace agnostic, the output layer dataspace
598     // should use the layers requested colorspace.
599     mLayerFEState.isColorspaceAgnostic = false;
600 
601     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
602 
603     EXPECT_EQ(ui::Dataspace::DISPLAY_P3, mOutputLayer.getState().dataspace);
604 
605     // If the layer is colorspace agnostic, the output layer dataspace
606     // should use the colorspace chosen for the whole output.
607     mLayerFEState.isColorspaceAgnostic = true;
608 
609     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
610 
611     EXPECT_EQ(ui::Dataspace::V0_SCRGB, mOutputLayer.getState().dataspace);
612 }
613 
TEST_F(OutputLayerUpdateCompositionStateTest,doesNotRecomputeGeometryIfNotRequested)614 TEST_F(OutputLayerUpdateCompositionStateTest, doesNotRecomputeGeometryIfNotRequested) {
615     mOutputLayer.editState().forceClientComposition = false;
616 
617     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
618 
619     EXPECT_EQ(false, mOutputLayer.getState().forceClientComposition);
620 }
621 
TEST_F(OutputLayerUpdateCompositionStateTest,doesNotClearForceClientCompositionIfNotDoingGeometry)622 TEST_F(OutputLayerUpdateCompositionStateTest,
623        doesNotClearForceClientCompositionIfNotDoingGeometry) {
624     mOutputLayer.editState().forceClientComposition = true;
625 
626     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
627 
628     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
629 }
630 
TEST_F(OutputLayerUpdateCompositionStateTest,clientCompositionForcedFromFrontEndFlagAtAnyTime)631 TEST_F(OutputLayerUpdateCompositionStateTest, clientCompositionForcedFromFrontEndFlagAtAnyTime) {
632     mLayerFEState.forceClientComposition = true;
633     mOutputLayer.editState().forceClientComposition = false;
634 
635     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
636 
637     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
638 }
639 
TEST_F(OutputLayerUpdateCompositionStateTest,clientCompositionForcedFromUnsupportedDataspaceAtAnyTime)640 TEST_F(OutputLayerUpdateCompositionStateTest,
641        clientCompositionForcedFromUnsupportedDataspaceAtAnyTime) {
642     mOutputLayer.editState().forceClientComposition = false;
643     EXPECT_CALL(mDisplayColorProfile, isDataspaceSupported(_)).WillRepeatedly(Return(false));
644 
645     mOutputLayer.updateCompositionState(false, false, ui::Transform::RotationFlags::ROT_0);
646 
647     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
648 }
649 
TEST_F(OutputLayerUpdateCompositionStateTest,clientCompositionForcedFromArgumentFlag)650 TEST_F(OutputLayerUpdateCompositionStateTest, clientCompositionForcedFromArgumentFlag) {
651     mLayerFEState.forceClientComposition = false;
652     mOutputLayer.editState().forceClientComposition = false;
653 
654     mOutputLayer.updateCompositionState(false, true, ui::Transform::RotationFlags::ROT_0);
655 
656     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
657 
658     mOutputLayer.editState().forceClientComposition = false;
659 
660     setupGeometryChildCallValues(ui::Transform::RotationFlags::ROT_0);
661 
662     mOutputLayer.updateCompositionState(true, true, ui::Transform::RotationFlags::ROT_0);
663 
664     EXPECT_EQ(true, mOutputLayer.getState().forceClientComposition);
665 }
666 
667 /*
668  * OutputLayer::writeStateToHWC()
669  */
670 
671 struct OutputLayerWriteStateToHWCTest : public OutputLayerTest {
672     static constexpr hal::Error kError = hal::Error::UNSUPPORTED;
673     static constexpr FloatRect kSourceCrop{11.f, 12.f, 13.f, 14.f};
674     static constexpr uint32_t kZOrder = 21u;
675     static constexpr Hwc2::Transform kBufferTransform = static_cast<Hwc2::Transform>(31);
676     static constexpr Hwc2::IComposerClient::BlendMode kBlendMode =
677             static_cast<Hwc2::IComposerClient::BlendMode>(41);
678     static constexpr float kAlpha = 51.f;
679     static constexpr uint32_t kType = 61u;
680     static constexpr uint32_t kAppId = 62u;
681     static constexpr ui::Dataspace kDataspace = static_cast<ui::Dataspace>(71);
682     static constexpr int kSupportedPerFrameMetadata = 101;
683     static constexpr int kExpectedHwcSlot = 0;
684     static constexpr bool kLayerGenericMetadata1Mandatory = true;
685     static constexpr bool kLayerGenericMetadata2Mandatory = true;
686 
687     static const half4 kColor;
688     static const Rect kDisplayFrame;
689     static const Region kOutputSpaceVisibleRegion;
690     static const mat4 kColorTransform;
691     static const Region kSurfaceDamage;
692     static const HdrMetadata kHdrMetadata;
693     static native_handle_t* kSidebandStreamHandle;
694     static const sp<GraphicBuffer> kBuffer;
695     static const sp<Fence> kFence;
696     static const std::string kLayerGenericMetadata1Key;
697     static const std::vector<uint8_t> kLayerGenericMetadata1Value;
698     static const std::string kLayerGenericMetadata2Key;
699     static const std::vector<uint8_t> kLayerGenericMetadata2Value;
700 
OutputLayerWriteStateToHWCTestandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest701     OutputLayerWriteStateToHWCTest() {
702         auto& outputLayerState = mOutputLayer.editState();
703         outputLayerState.hwc = impl::OutputLayerCompositionState::Hwc(mHwcLayer);
704 
705         outputLayerState.displayFrame = kDisplayFrame;
706         outputLayerState.sourceCrop = kSourceCrop;
707         outputLayerState.z = kZOrder;
708         outputLayerState.bufferTransform = static_cast<Hwc2::Transform>(kBufferTransform);
709         outputLayerState.outputSpaceVisibleRegion = kOutputSpaceVisibleRegion;
710         outputLayerState.dataspace = kDataspace;
711 
712         mLayerFEState.blendMode = kBlendMode;
713         mLayerFEState.alpha = kAlpha;
714         mLayerFEState.type = kType;
715         mLayerFEState.appId = kAppId;
716         mLayerFEState.colorTransform = kColorTransform;
717         mLayerFEState.color = kColor;
718         mLayerFEState.surfaceDamage = kSurfaceDamage;
719         mLayerFEState.hdrMetadata = kHdrMetadata;
720         mLayerFEState.sidebandStream = NativeHandle::create(kSidebandStreamHandle, false);
721         mLayerFEState.buffer = kBuffer;
722         mLayerFEState.bufferSlot = BufferQueue::INVALID_BUFFER_SLOT;
723         mLayerFEState.acquireFence = kFence;
724 
725         EXPECT_CALL(mOutput, getDisplayColorProfile())
726                 .WillRepeatedly(Return(&mDisplayColorProfile));
727         EXPECT_CALL(mDisplayColorProfile, getSupportedPerFrameMetadata())
728                 .WillRepeatedly(Return(kSupportedPerFrameMetadata));
729     }
730 
731     // Some tests may need to simulate unsupported HWC calls
732     enum class SimulateUnsupported { None, ColorTransform };
733 
includeGenericLayerMetadataInStateandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest734     void includeGenericLayerMetadataInState() {
735         mLayerFEState.metadata[kLayerGenericMetadata1Key] = {kLayerGenericMetadata1Mandatory,
736                                                              kLayerGenericMetadata1Value};
737         mLayerFEState.metadata[kLayerGenericMetadata2Key] = {kLayerGenericMetadata2Mandatory,
738                                                              kLayerGenericMetadata2Value};
739     }
740 
expectGeometryCommonCallsandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest741     void expectGeometryCommonCalls() {
742         EXPECT_CALL(*mHwcLayer, setDisplayFrame(kDisplayFrame)).WillOnce(Return(kError));
743         EXPECT_CALL(*mHwcLayer, setSourceCrop(kSourceCrop)).WillOnce(Return(kError));
744         EXPECT_CALL(*mHwcLayer, setZOrder(kZOrder)).WillOnce(Return(kError));
745         EXPECT_CALL(*mHwcLayer, setTransform(kBufferTransform)).WillOnce(Return(kError));
746 
747         EXPECT_CALL(*mHwcLayer, setBlendMode(kBlendMode)).WillOnce(Return(kError));
748         EXPECT_CALL(*mHwcLayer, setPlaneAlpha(kAlpha)).WillOnce(Return(kError));
749         EXPECT_CALL(*mHwcLayer, setInfo(kType, kAppId)).WillOnce(Return(kError));
750     }
751 
expectPerFrameCommonCallsandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest752     void expectPerFrameCommonCalls(SimulateUnsupported unsupported = SimulateUnsupported::None) {
753         EXPECT_CALL(*mHwcLayer, setVisibleRegion(RegionEq(kOutputSpaceVisibleRegion)))
754                 .WillOnce(Return(kError));
755         EXPECT_CALL(*mHwcLayer, setDataspace(kDataspace)).WillOnce(Return(kError));
756         EXPECT_CALL(*mHwcLayer, setColorTransform(kColorTransform))
757                 .WillOnce(Return(unsupported == SimulateUnsupported::ColorTransform
758                                          ? hal::Error::UNSUPPORTED
759                                          : hal::Error::NONE));
760         EXPECT_CALL(*mHwcLayer, setSurfaceDamage(RegionEq(kSurfaceDamage)))
761                 .WillOnce(Return(kError));
762     }
763 
expectSetCompositionTypeCallandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest764     void expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition compositionType) {
765         EXPECT_CALL(*mHwcLayer, setCompositionType(compositionType)).WillOnce(Return(kError));
766     }
767 
expectNoSetCompositionTypeCallandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest768     void expectNoSetCompositionTypeCall() {
769         EXPECT_CALL(*mHwcLayer, setCompositionType(_)).Times(0);
770     }
771 
expectSetColorCallandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest772     void expectSetColorCall() {
773         const hal::Color color = {static_cast<uint8_t>(std::round(kColor.r * 255)),
774                                   static_cast<uint8_t>(std::round(kColor.g * 255)),
775                                   static_cast<uint8_t>(std::round(kColor.b * 255)), 255};
776 
777         EXPECT_CALL(*mHwcLayer, setColor(ColorEq(color))).WillOnce(Return(kError));
778     }
779 
expectSetSidebandHandleCallandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest780     void expectSetSidebandHandleCall() {
781         EXPECT_CALL(*mHwcLayer, setSidebandStream(kSidebandStreamHandle));
782     }
783 
expectSetHdrMetadataAndBufferCallsandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest784     void expectSetHdrMetadataAndBufferCalls() {
785         EXPECT_CALL(*mHwcLayer, setPerFrameMetadata(kSupportedPerFrameMetadata, kHdrMetadata));
786         EXPECT_CALL(*mHwcLayer, setBuffer(kExpectedHwcSlot, kBuffer, kFence));
787     }
788 
expectGenericLayerMetadataCallsandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteStateToHWCTest789     void expectGenericLayerMetadataCalls() {
790         // Note: Can be in any order.
791         EXPECT_CALL(*mHwcLayer,
792                     setLayerGenericMetadata(kLayerGenericMetadata1Key,
793                                             kLayerGenericMetadata1Mandatory,
794                                             kLayerGenericMetadata1Value));
795         EXPECT_CALL(*mHwcLayer,
796                     setLayerGenericMetadata(kLayerGenericMetadata2Key,
797                                             kLayerGenericMetadata2Mandatory,
798                                             kLayerGenericMetadata2Value));
799     }
800 
801     std::shared_ptr<HWC2::mock::Layer> mHwcLayer{std::make_shared<StrictMock<HWC2::mock::Layer>>()};
802     StrictMock<mock::DisplayColorProfile> mDisplayColorProfile;
803 };
804 
805 const half4 OutputLayerWriteStateToHWCTest::kColor{81.f / 255.f, 82.f / 255.f, 83.f / 255.f,
806                                                    84.f / 255.f};
807 const Rect OutputLayerWriteStateToHWCTest::kDisplayFrame{1001, 1002, 1003, 10044};
808 const Region OutputLayerWriteStateToHWCTest::kOutputSpaceVisibleRegion{
809         Rect{1005, 1006, 1007, 1008}};
810 const mat4 OutputLayerWriteStateToHWCTest::kColorTransform{
811         1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016,
812         1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024,
813 };
814 const Region OutputLayerWriteStateToHWCTest::kSurfaceDamage{Rect{1025, 1026, 1027, 1028}};
815 const HdrMetadata OutputLayerWriteStateToHWCTest::kHdrMetadata{{/* LightFlattenable */}, 1029};
816 native_handle_t* OutputLayerWriteStateToHWCTest::kSidebandStreamHandle =
817         reinterpret_cast<native_handle_t*>(1031);
818 const sp<GraphicBuffer> OutputLayerWriteStateToHWCTest::kBuffer;
819 const sp<Fence> OutputLayerWriteStateToHWCTest::kFence;
820 const std::string OutputLayerWriteStateToHWCTest::kLayerGenericMetadata1Key =
821         "com.example.metadata.1";
822 const std::vector<uint8_t> OutputLayerWriteStateToHWCTest::kLayerGenericMetadata1Value{{1, 2, 3}};
823 const std::string OutputLayerWriteStateToHWCTest::kLayerGenericMetadata2Key =
824         "com.example.metadata.2";
825 const std::vector<uint8_t> OutputLayerWriteStateToHWCTest::kLayerGenericMetadata2Value{
826         {4, 5, 6, 7}};
827 
TEST_F(OutputLayerWriteStateToHWCTest,doesNothingIfNoFECompositionState)828 TEST_F(OutputLayerWriteStateToHWCTest, doesNothingIfNoFECompositionState) {
829     EXPECT_CALL(*mLayerFE, getCompositionState()).WillOnce(Return(nullptr));
830 
831     mOutputLayer.writeStateToHWC(true);
832 }
833 
TEST_F(OutputLayerWriteStateToHWCTest,doesNothingIfNoHWCState)834 TEST_F(OutputLayerWriteStateToHWCTest, doesNothingIfNoHWCState) {
835     mOutputLayer.editState().hwc.reset();
836 
837     mOutputLayer.writeStateToHWC(true);
838 }
839 
TEST_F(OutputLayerWriteStateToHWCTest,doesNothingIfNoHWCLayer)840 TEST_F(OutputLayerWriteStateToHWCTest, doesNothingIfNoHWCLayer) {
841     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc(nullptr);
842 
843     mOutputLayer.writeStateToHWC(true);
844 }
845 
TEST_F(OutputLayerWriteStateToHWCTest,canSetAllState)846 TEST_F(OutputLayerWriteStateToHWCTest, canSetAllState) {
847     expectGeometryCommonCalls();
848     expectPerFrameCommonCalls();
849 
850     expectNoSetCompositionTypeCall();
851 
852     mOutputLayer.writeStateToHWC(true);
853 }
854 
TEST_F(OutputLayerTest,displayInstallOrientationBufferTransformSetTo90)855 TEST_F(OutputLayerTest, displayInstallOrientationBufferTransformSetTo90) {
856     mLayerFEState.geomBufferUsesDisplayInverseTransform = false;
857     mLayerFEState.geomLayerTransform = ui::Transform{TR_IDENT};
858     // This test simulates a scenario where displayInstallOrientation is set to
859     // ROT_90. This only has an effect on the transform; orientation stays 0 (see
860     // DisplayDevice::setProjection).
861     mOutputState.orientation = TR_IDENT;
862     mOutputState.transform = ui::Transform{TR_ROT_90};
863     // Buffers are pre-rotated based on the transform hint (ROT_90); their
864     // geomBufferTransform is set to the inverse transform.
865     mLayerFEState.geomBufferTransform = TR_ROT_270;
866 
867     EXPECT_EQ(TR_IDENT, mOutputLayer.calculateOutputRelativeBufferTransform(ui::Transform::ROT_90));
868 }
869 
TEST_F(OutputLayerWriteStateToHWCTest,canSetPerFrameStateForSolidColor)870 TEST_F(OutputLayerWriteStateToHWCTest, canSetPerFrameStateForSolidColor) {
871     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::SOLID_COLOR;
872 
873     expectPerFrameCommonCalls();
874 
875     // Setting the composition type should happen before setting the color. We
876     // check this in this test only by setting up an testing::InSeqeuence
877     // instance before setting up the two expectations.
878     InSequence s;
879     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::SOLID_COLOR);
880     expectSetColorCall();
881 
882     mOutputLayer.writeStateToHWC(false);
883 }
884 
TEST_F(OutputLayerWriteStateToHWCTest,canSetPerFrameStateForSideband)885 TEST_F(OutputLayerWriteStateToHWCTest, canSetPerFrameStateForSideband) {
886     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::SIDEBAND;
887 
888     expectPerFrameCommonCalls();
889     expectSetSidebandHandleCall();
890     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::SIDEBAND);
891 
892     mOutputLayer.writeStateToHWC(false);
893 }
894 
TEST_F(OutputLayerWriteStateToHWCTest,canSetPerFrameStateForCursor)895 TEST_F(OutputLayerWriteStateToHWCTest, canSetPerFrameStateForCursor) {
896     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::CURSOR;
897 
898     expectPerFrameCommonCalls();
899     expectSetHdrMetadataAndBufferCalls();
900     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::CURSOR);
901 
902     mOutputLayer.writeStateToHWC(false);
903 }
904 
TEST_F(OutputLayerWriteStateToHWCTest,canSetPerFrameStateForDevice)905 TEST_F(OutputLayerWriteStateToHWCTest, canSetPerFrameStateForDevice) {
906     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
907 
908     expectPerFrameCommonCalls();
909     expectSetHdrMetadataAndBufferCalls();
910     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
911 
912     mOutputLayer.writeStateToHWC(false);
913 }
914 
TEST_F(OutputLayerWriteStateToHWCTest,compositionTypeIsNotSetIfUnchanged)915 TEST_F(OutputLayerWriteStateToHWCTest, compositionTypeIsNotSetIfUnchanged) {
916     (*mOutputLayer.editState().hwc).hwcCompositionType =
917             Hwc2::IComposerClient::Composition::SOLID_COLOR;
918 
919     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::SOLID_COLOR;
920 
921     expectPerFrameCommonCalls();
922     expectSetColorCall();
923     expectNoSetCompositionTypeCall();
924 
925     mOutputLayer.writeStateToHWC(false);
926 }
927 
TEST_F(OutputLayerWriteStateToHWCTest,compositionTypeIsSetToClientIfColorTransformNotSupported)928 TEST_F(OutputLayerWriteStateToHWCTest, compositionTypeIsSetToClientIfColorTransformNotSupported) {
929     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::SOLID_COLOR;
930 
931     expectPerFrameCommonCalls(SimulateUnsupported::ColorTransform);
932     expectSetColorCall();
933     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::CLIENT);
934 
935     mOutputLayer.writeStateToHWC(false);
936 }
937 
TEST_F(OutputLayerWriteStateToHWCTest,compositionTypeIsSetToClientIfClientCompositionForced)938 TEST_F(OutputLayerWriteStateToHWCTest, compositionTypeIsSetToClientIfClientCompositionForced) {
939     mOutputLayer.editState().forceClientComposition = true;
940 
941     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::SOLID_COLOR;
942 
943     expectPerFrameCommonCalls();
944     expectSetColorCall();
945     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::CLIENT);
946 
947     mOutputLayer.writeStateToHWC(false);
948 }
949 
TEST_F(OutputLayerWriteStateToHWCTest,allStateIncludesMetadataIfPresent)950 TEST_F(OutputLayerWriteStateToHWCTest, allStateIncludesMetadataIfPresent) {
951     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
952     includeGenericLayerMetadataInState();
953 
954     expectGeometryCommonCalls();
955     expectPerFrameCommonCalls();
956     expectSetHdrMetadataAndBufferCalls();
957     expectGenericLayerMetadataCalls();
958     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
959 
960     mOutputLayer.writeStateToHWC(true);
961 }
962 
TEST_F(OutputLayerWriteStateToHWCTest,perFrameStateDoesNotIncludeMetadataIfPresent)963 TEST_F(OutputLayerWriteStateToHWCTest, perFrameStateDoesNotIncludeMetadataIfPresent) {
964     mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
965     includeGenericLayerMetadataInState();
966 
967     expectPerFrameCommonCalls();
968     expectSetHdrMetadataAndBufferCalls();
969     expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
970 
971     mOutputLayer.writeStateToHWC(false);
972 }
973 
974 /*
975  * OutputLayer::writeCursorPositionToHWC()
976  */
977 
978 struct OutputLayerWriteCursorPositionToHWCTest : public OutputLayerTest {
979     static constexpr int kDefaultTransform = TR_IDENT;
980     static constexpr hal::Error kDefaultError = hal::Error::UNSUPPORTED;
981 
982     static const Rect kDefaultDisplayViewport;
983     static const Rect kDefaultCursorFrame;
984 
OutputLayerWriteCursorPositionToHWCTestandroid::compositionengine::__anon834e7eb10111::OutputLayerWriteCursorPositionToHWCTest985     OutputLayerWriteCursorPositionToHWCTest() {
986         auto& outputLayerState = mOutputLayer.editState();
987         outputLayerState.hwc = impl::OutputLayerCompositionState::Hwc(mHwcLayer);
988 
989         mLayerFEState.cursorFrame = kDefaultCursorFrame;
990 
991         mOutputState.viewport = kDefaultDisplayViewport;
992         mOutputState.transform = ui::Transform{kDefaultTransform};
993     }
994 
995     std::shared_ptr<HWC2::mock::Layer> mHwcLayer{std::make_shared<StrictMock<HWC2::mock::Layer>>()};
996 };
997 
998 const Rect OutputLayerWriteCursorPositionToHWCTest::kDefaultDisplayViewport{0, 0, 1920, 1080};
999 const Rect OutputLayerWriteCursorPositionToHWCTest::kDefaultCursorFrame{1, 2, 3, 4};
1000 
TEST_F(OutputLayerWriteCursorPositionToHWCTest,doesNothingIfNoFECompositionState)1001 TEST_F(OutputLayerWriteCursorPositionToHWCTest, doesNothingIfNoFECompositionState) {
1002     EXPECT_CALL(*mLayerFE, getCompositionState()).WillOnce(Return(nullptr));
1003 
1004     mOutputLayer.writeCursorPositionToHWC();
1005 }
1006 
TEST_F(OutputLayerWriteCursorPositionToHWCTest,writeCursorPositionToHWCHandlesNoHwcState)1007 TEST_F(OutputLayerWriteCursorPositionToHWCTest, writeCursorPositionToHWCHandlesNoHwcState) {
1008     mOutputLayer.editState().hwc.reset();
1009 
1010     mOutputLayer.writeCursorPositionToHWC();
1011 }
1012 
TEST_F(OutputLayerWriteCursorPositionToHWCTest,writeCursorPositionToHWCWritesStateToHWC)1013 TEST_F(OutputLayerWriteCursorPositionToHWCTest, writeCursorPositionToHWCWritesStateToHWC) {
1014     EXPECT_CALL(*mHwcLayer, setCursorPosition(1, 2)).WillOnce(Return(kDefaultError));
1015 
1016     mOutputLayer.writeCursorPositionToHWC();
1017 }
1018 
TEST_F(OutputLayerWriteCursorPositionToHWCTest,writeCursorPositionToHWCIntersectedWithViewport)1019 TEST_F(OutputLayerWriteCursorPositionToHWCTest, writeCursorPositionToHWCIntersectedWithViewport) {
1020     mLayerFEState.cursorFrame = Rect{3000, 3000, 3016, 3016};
1021 
1022     EXPECT_CALL(*mHwcLayer, setCursorPosition(1920, 1080)).WillOnce(Return(kDefaultError));
1023 
1024     mOutputLayer.writeCursorPositionToHWC();
1025 }
1026 
TEST_F(OutputLayerWriteCursorPositionToHWCTest,writeCursorPositionToHWCRotatedByTransform)1027 TEST_F(OutputLayerWriteCursorPositionToHWCTest, writeCursorPositionToHWCRotatedByTransform) {
1028     mOutputState.transform = ui::Transform{TR_ROT_90};
1029 
1030     EXPECT_CALL(*mHwcLayer, setCursorPosition(-4, 1)).WillOnce(Return(kDefaultError));
1031 
1032     mOutputLayer.writeCursorPositionToHWC();
1033 }
1034 
1035 /*
1036  * OutputLayer::getHwcLayer()
1037  */
1038 
TEST_F(OutputLayerTest,getHwcLayerHandlesNoHwcState)1039 TEST_F(OutputLayerTest, getHwcLayerHandlesNoHwcState) {
1040     mOutputLayer.editState().hwc.reset();
1041 
1042     EXPECT_TRUE(mOutputLayer.getHwcLayer() == nullptr);
1043 }
1044 
TEST_F(OutputLayerTest,getHwcLayerHandlesNoHwcLayer)1045 TEST_F(OutputLayerTest, getHwcLayerHandlesNoHwcLayer) {
1046     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1047 
1048     EXPECT_TRUE(mOutputLayer.getHwcLayer() == nullptr);
1049 }
1050 
TEST_F(OutputLayerTest,getHwcLayerReturnsHwcLayer)1051 TEST_F(OutputLayerTest, getHwcLayerReturnsHwcLayer) {
1052     auto hwcLayer = std::make_shared<StrictMock<HWC2::mock::Layer>>();
1053     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{hwcLayer};
1054 
1055     EXPECT_EQ(hwcLayer.get(), mOutputLayer.getHwcLayer());
1056 }
1057 
1058 /*
1059  * OutputLayer::requiresClientComposition()
1060  */
1061 
TEST_F(OutputLayerTest,requiresClientCompositionReturnsTrueIfNoHWC2State)1062 TEST_F(OutputLayerTest, requiresClientCompositionReturnsTrueIfNoHWC2State) {
1063     mOutputLayer.editState().hwc.reset();
1064 
1065     EXPECT_TRUE(mOutputLayer.requiresClientComposition());
1066 }
1067 
TEST_F(OutputLayerTest,requiresClientCompositionReturnsTrueIfSetToClientComposition)1068 TEST_F(OutputLayerTest, requiresClientCompositionReturnsTrueIfSetToClientComposition) {
1069     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1070     mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::CLIENT;
1071 
1072     EXPECT_TRUE(mOutputLayer.requiresClientComposition());
1073 }
1074 
TEST_F(OutputLayerTest,requiresClientCompositionReturnsFalseIfSetToDeviceComposition)1075 TEST_F(OutputLayerTest, requiresClientCompositionReturnsFalseIfSetToDeviceComposition) {
1076     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1077     mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::DEVICE;
1078 
1079     EXPECT_FALSE(mOutputLayer.requiresClientComposition());
1080 }
1081 
1082 /*
1083  * OutputLayer::isHardwareCursor()
1084  */
1085 
TEST_F(OutputLayerTest,isHardwareCursorReturnsFalseIfNoHWC2State)1086 TEST_F(OutputLayerTest, isHardwareCursorReturnsFalseIfNoHWC2State) {
1087     mOutputLayer.editState().hwc.reset();
1088 
1089     EXPECT_FALSE(mOutputLayer.isHardwareCursor());
1090 }
1091 
TEST_F(OutputLayerTest,isHardwareCursorReturnsTrueIfSetToCursorComposition)1092 TEST_F(OutputLayerTest, isHardwareCursorReturnsTrueIfSetToCursorComposition) {
1093     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1094     mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::CURSOR;
1095 
1096     EXPECT_TRUE(mOutputLayer.isHardwareCursor());
1097 }
1098 
TEST_F(OutputLayerTest,isHardwareCursorReturnsFalseIfSetToDeviceComposition)1099 TEST_F(OutputLayerTest, isHardwareCursorReturnsFalseIfSetToDeviceComposition) {
1100     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1101     mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::DEVICE;
1102 
1103     EXPECT_FALSE(mOutputLayer.isHardwareCursor());
1104 }
1105 
1106 /*
1107  * OutputLayer::applyDeviceCompositionTypeChange()
1108  */
1109 
TEST_F(OutputLayerTest,applyDeviceCompositionTypeChangeSetsNewType)1110 TEST_F(OutputLayerTest, applyDeviceCompositionTypeChangeSetsNewType) {
1111     mOutputLayer.editState().hwc = impl::OutputLayerCompositionState::Hwc{nullptr};
1112     mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::DEVICE;
1113 
1114     mOutputLayer.applyDeviceCompositionTypeChange(Hwc2::IComposerClient::Composition::CLIENT);
1115 
1116     ASSERT_TRUE(mOutputLayer.getState().hwc);
1117     EXPECT_EQ(Hwc2::IComposerClient::Composition::CLIENT,
1118               mOutputLayer.getState().hwc->hwcCompositionType);
1119 }
1120 
1121 /*
1122  * OutputLayer::prepareForDeviceLayerRequests()
1123  */
1124 
TEST_F(OutputLayerTest,prepareForDeviceLayerRequestsResetsRequestState)1125 TEST_F(OutputLayerTest, prepareForDeviceLayerRequestsResetsRequestState) {
1126     mOutputLayer.editState().clearClientTarget = true;
1127 
1128     mOutputLayer.prepareForDeviceLayerRequests();
1129 
1130     EXPECT_FALSE(mOutputLayer.getState().clearClientTarget);
1131 }
1132 
1133 /*
1134  * OutputLayer::applyDeviceLayerRequest()
1135  */
1136 
TEST_F(OutputLayerTest,applyDeviceLayerRequestHandlesClearClientTarget)1137 TEST_F(OutputLayerTest, applyDeviceLayerRequestHandlesClearClientTarget) {
1138     mOutputLayer.editState().clearClientTarget = false;
1139 
1140     mOutputLayer.applyDeviceLayerRequest(Hwc2::IComposerClient::LayerRequest::CLEAR_CLIENT_TARGET);
1141 
1142     EXPECT_TRUE(mOutputLayer.getState().clearClientTarget);
1143 }
1144 
TEST_F(OutputLayerTest,applyDeviceLayerRequestHandlesUnknownRequest)1145 TEST_F(OutputLayerTest, applyDeviceLayerRequestHandlesUnknownRequest) {
1146     mOutputLayer.editState().clearClientTarget = false;
1147 
1148     mOutputLayer.applyDeviceLayerRequest(static_cast<Hwc2::IComposerClient::LayerRequest>(0));
1149 
1150     EXPECT_FALSE(mOutputLayer.getState().clearClientTarget);
1151 }
1152 
1153 /*
1154  * OutputLayer::needsFiltering()
1155  */
1156 
TEST_F(OutputLayerTest,needsFilteringReturnsFalseIfDisplaySizeSameAsSourceSize)1157 TEST_F(OutputLayerTest, needsFilteringReturnsFalseIfDisplaySizeSameAsSourceSize) {
1158     mOutputLayer.editState().displayFrame = Rect(100, 100, 200, 200);
1159     mOutputLayer.editState().sourceCrop = FloatRect{0.f, 0.f, 100.f, 100.f};
1160 
1161     EXPECT_FALSE(mOutputLayer.needsFiltering());
1162 }
1163 
TEST_F(OutputLayerTest,needsFilteringReturnsTrueIfDisplaySizeDifferentFromSourceSize)1164 TEST_F(OutputLayerTest, needsFilteringReturnsTrueIfDisplaySizeDifferentFromSourceSize) {
1165     mOutputLayer.editState().displayFrame = Rect(100, 100, 200, 200);
1166     mOutputLayer.editState().sourceCrop = FloatRect{0.f, 0.f, 100.1f, 100.1f};
1167 
1168     EXPECT_TRUE(mOutputLayer.needsFiltering());
1169 }
1170 
1171 } // namespace
1172 } // namespace android::compositionengine
1173