1 /* 2 * Copyright 2017 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 #pragma once 18 19 #define HWC2_USE_CPP11 20 #define HWC2_INCLUDE_STRINGIFICATION 21 #include <composer-hal/2.1/ComposerClient.h> 22 #undef HWC2_USE_CPP11 23 #undef HWC2_INCLUDE_STRINGIFICATION 24 #include "RenderState.h" 25 26 // Needed for display type/ID enums 27 #include <hardware/hwcomposer_defs.h> 28 29 #include <utils/Condition.h> 30 31 #include <chrono> 32 33 using namespace android::hardware::graphics::composer::V2_1; 34 using namespace android::hardware::graphics::composer::V2_1::hal; 35 using namespace android::hardware; 36 using namespace std::chrono_literals; 37 38 namespace { 39 class LayerImpl; 40 class Frame; 41 class DelayedEventGenerator; 42 } // namespace 43 44 namespace android { 45 class SurfaceComposerClient; 46 } // namespace android 47 48 namespace sftest { 49 50 // NOTE: The ID's need to be exactly these. VR composer and parts of 51 // the SurfaceFlinger assume the display IDs to have these values 52 // despite the enum being documented as a display type. 53 // TODO: Reference to actual documentation 54 constexpr Display PRIMARY_DISPLAY = static_cast<Display>(HWC_DISPLAY_PRIMARY); 55 constexpr Display EXTERNAL_DISPLAY = static_cast<Display>(HWC_DISPLAY_EXTERNAL); 56 57 class FakeComposerClient : public ComposerHal { 58 public: 59 FakeComposerClient(); 60 virtual ~FakeComposerClient(); 61 62 bool hasCapability(hwc2_capability_t capability) override; 63 64 std::string dumpDebugInfo() override; 65 void registerEventCallback(EventCallback* callback) override; 66 void unregisterEventCallback() override; 67 68 uint32_t getMaxVirtualDisplayCount() override; 69 Error createVirtualDisplay(uint32_t width, uint32_t height, PixelFormat* format, 70 Display* outDisplay) override; 71 Error destroyVirtualDisplay(Display display) override; 72 Error createLayer(Display display, Layer* outLayer) override; 73 Error destroyLayer(Display display, Layer layer) override; 74 75 Error getActiveConfig(Display display, Config* outConfig) override; 76 Error getClientTargetSupport(Display display, uint32_t width, uint32_t height, 77 PixelFormat format, Dataspace dataspace) override; 78 Error getColorModes(Display display, hidl_vec<ColorMode>* outModes) override; 79 Error getDisplayAttribute(Display display, Config config, IComposerClient::Attribute attribute, 80 int32_t* outValue) override; 81 Error getDisplayConfigs(Display display, hidl_vec<Config>* outConfigs) override; 82 Error getDisplayName(Display display, hidl_string* outName) override; 83 Error getDisplayType(Display display, IComposerClient::DisplayType* outType) override; 84 Error getDozeSupport(Display display, bool* outSupport) override; 85 Error getHdrCapabilities(Display display, hidl_vec<Hdr>* outTypes, float* outMaxLuminance, 86 float* outMaxAverageLuminance, float* outMinLuminance) override; 87 88 Error setActiveConfig(Display display, Config config) override; 89 Error setColorMode(Display display, ColorMode mode) override; 90 Error setPowerMode(Display display, IComposerClient::PowerMode mode) override; 91 Error setVsyncEnabled(Display display, IComposerClient::Vsync enabled) override; 92 93 Error setColorTransform(Display display, const float* matrix, int32_t hint) override; 94 Error setClientTarget(Display display, buffer_handle_t target, int32_t acquireFence, 95 int32_t dataspace, const std::vector<hwc_rect_t>& damage) override; 96 Error setOutputBuffer(Display display, buffer_handle_t buffer, int32_t releaseFence) override; 97 Error validateDisplay(Display display, std::vector<Layer>* outChangedLayers, 98 std::vector<IComposerClient::Composition>* outCompositionTypes, 99 uint32_t* outDisplayRequestMask, std::vector<Layer>* outRequestedLayers, 100 std::vector<uint32_t>* outRequestMasks) override; 101 Error acceptDisplayChanges(Display display) override; 102 Error presentDisplay(Display display, int32_t* outPresentFence, std::vector<Layer>* outLayers, 103 std::vector<int32_t>* outReleaseFences) override; 104 105 Error setLayerCursorPosition(Display display, Layer layer, int32_t x, int32_t y) override; 106 Error setLayerBuffer(Display display, Layer layer, buffer_handle_t buffer, 107 int32_t acquireFence) override; 108 Error setLayerSurfaceDamage(Display display, Layer layer, 109 const std::vector<hwc_rect_t>& damage) override; 110 Error setLayerBlendMode(Display display, Layer layer, int32_t mode) override; 111 Error setLayerColor(Display display, Layer layer, IComposerClient::Color color) override; 112 Error setLayerCompositionType(Display display, Layer layer, int32_t type) override; 113 Error setLayerDataspace(Display display, Layer layer, int32_t dataspace) override; 114 Error setLayerDisplayFrame(Display display, Layer layer, const hwc_rect_t& frame) override; 115 Error setLayerPlaneAlpha(Display display, Layer layer, float alpha) override; 116 Error setLayerSidebandStream(Display display, Layer layer, buffer_handle_t stream) override; 117 Error setLayerSourceCrop(Display display, Layer layer, const hwc_frect_t& crop) override; 118 Error setLayerTransform(Display display, Layer layer, int32_t transform) override; 119 Error setLayerVisibleRegion(Display display, Layer layer, 120 const std::vector<hwc_rect_t>& visible) override; 121 Error setLayerZOrder(Display display, Layer layer, uint32_t z) override; 122 123 void setClient(ComposerClient* client); 124 125 void requestVSync(uint64_t vsyncTime = 0); 126 // We don't want tests hanging, so always use a timeout. Remember 127 // to always check the number of frames with test ASSERT_! 128 // Wait until next frame is rendered after requesting vsync. 129 void runVSyncAndWait(std::chrono::nanoseconds maxWait = 100ms); 130 void runVSyncAfter(std::chrono::nanoseconds wait); 131 132 int getFrameCount() const; 133 // We don't want tests hanging, so always use a timeout. Remember 134 // to always check the number of frames with test ASSERT_! 135 void waitUntilFrame(int targetFrame, std::chrono::nanoseconds maxWait = 100ms) const; 136 std::vector<RenderState> getFrameRects(int frame) const; 137 std::vector<RenderState> getLatestFrame() const; 138 void clearFrames(); 139 140 void onSurfaceFlingerStart(); 141 void onSurfaceFlingerStop(); 142 143 int getLayerCount() const; 144 Layer getLayer(size_t index) const; 145 146 void hotplugDisplay(Display display, IComposerCallback::Connection state); 147 void refreshDisplay(Display display); 148 149 private: 150 LayerImpl& getLayerImpl(Layer handle); 151 152 EventCallback* mEventCallback; 153 Config mCurrentConfig; 154 bool mVsyncEnabled; 155 std::vector<std::unique_ptr<LayerImpl>> mLayers; 156 std::vector<std::unique_ptr<Frame>> mFrames; 157 // Using a pointer to hide the implementation into the CPP file. 158 std::unique_ptr<DelayedEventGenerator> mDelayedEventGenerator; 159 android::sp<android::SurfaceComposerClient> mSurfaceComposer; // For VSync injections 160 mutable android::Mutex mStateMutex; 161 mutable android::Condition mFramesAvailable; 162 }; 163 164 } // namespace sftest 165