1 /*
2 * Copyright (C) 2020 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 <system/window.h>
18
19 #include <thread>
20
21 #include "LayerTransactionTest.h"
22
23 namespace android {
24
25 class SetFrameRateTest : public LayerTransactionTest {
26 protected:
TearDown()27 void TearDown() {
28 mLayer = nullptr;
29 LayerTransactionTest::TearDown();
30 }
31
CreateLayer(uint32_t layerType)32 void CreateLayer(uint32_t layerType) {
33 ASSERT_EQ(nullptr, mLayer.get());
34 mLayerType = layerType;
35 ASSERT_NO_FATAL_FAILURE(mLayer = createLayer("TestLayer", mLayerWidth, mLayerHeight,
36 /*flags=*/mLayerType));
37 ASSERT_NE(nullptr, mLayer.get());
38 }
39
PostBuffers(const Color & color)40 void PostBuffers(const Color& color) {
41 auto startTime = systemTime();
42 while (systemTime() - startTime < s2ns(1)) {
43 ASSERT_NO_FATAL_FAILURE(
44 fillLayerColor(mLayerType, mLayer, color, mLayerWidth, mLayerHeight));
45 std::this_thread::sleep_for(100ms);
46 }
47 }
48
49 const uint32_t mLayerWidth = 32;
50 const uint32_t mLayerHeight = 32;
51 sp<SurfaceControl> mLayer;
52 uint32_t mLayerType;
53 };
54
TEST_F(SetFrameRateTest,BufferQueueLayerSetFrameRate)55 TEST_F(SetFrameRateTest, BufferQueueLayerSetFrameRate) {
56 CreateLayer(ISurfaceComposerClient::eFXSurfaceBufferQueue);
57 native_window_set_frame_rate(mLayer->getSurface().get(), 100.f,
58 ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
59 /* shouldBeSeamless */ true);
60 ASSERT_NO_FATAL_FAILURE(PostBuffers(Color::RED));
61 Transaction()
62 .setFrameRate(mLayer, 200.f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
63 /* shouldBeSeamless */ true)
64 .apply();
65 ASSERT_NO_FATAL_FAILURE(PostBuffers(Color::RED));
66 native_window_set_frame_rate(mLayer->getSurface().get(), 300.f,
67 ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
68 /* shouldBeSeamless */ true);
69 ASSERT_NO_FATAL_FAILURE(PostBuffers(Color::RED));
70 }
71
TEST_F(SetFrameRateTest,BufferStateLayerSetFrameRate)72 TEST_F(SetFrameRateTest, BufferStateLayerSetFrameRate) {
73 CreateLayer(ISurfaceComposerClient::eFXSurfaceBufferState);
74 Transaction()
75 .setFrameRate(mLayer, 400.f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
76 /* shouldBeSeamless */ true)
77 .apply();
78 ASSERT_NO_FATAL_FAILURE(PostBuffers(Color::GREEN));
79 }
80
81 } // namespace android
82