FakeComposerClient.h revision a099a24c93bfa599fc5c36a647e946c26f68514f 
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#include "ComposerClient.h"
20#include "RenderState.h"
21
22#include <utils/Condition.h>
23
24#include <chrono>
25
26using namespace android::hardware::graphics::composer::V2_1;
27using namespace android::hardware::graphics::composer::V2_1::implementation;
28using namespace android::hardware;
29using namespace std::chrono_literals;
30
31namespace {
32class LayerImpl;
33class Frame;
34class DelayedEventGenerator;
35} // namespace
36
37namespace android {
38class SurfaceComposerClient;
39} // namespace android
40
41namespace sftest {
42
43class FakeComposerClient : public ComposerBase {
44public:
45    FakeComposerClient();
46    virtual ~FakeComposerClient();
47
48    void removeClient() override;
49    void enableCallback(bool enable) override;
50    uint32_t getMaxVirtualDisplayCount() override;
51    Error createVirtualDisplay(uint32_t width, uint32_t height, PixelFormat* format,
52                               Display* outDisplay) override;
53    Error destroyVirtualDisplay(Display display) override;
54    Error createLayer(Display display, Layer* outLayer) override;
55    Error destroyLayer(Display display, Layer layer) override;
56
57    Error getActiveConfig(Display display, Config* outConfig) override;
58    Error getClientTargetSupport(Display display, uint32_t width, uint32_t height,
59                                 PixelFormat format, Dataspace dataspace) override;
60    Error getColorModes(Display display, hidl_vec<ColorMode>* outModes) override;
61    Error getDisplayAttribute(Display display, Config config, IComposerClient::Attribute attribute,
62                              int32_t* outValue) override;
63    Error getDisplayConfigs(Display display, hidl_vec<Config>* outConfigs) override;
64    Error getDisplayName(Display display, hidl_string* outName) override;
65    Error getDisplayType(Display display, IComposerClient::DisplayType* outType) override;
66    Error getDozeSupport(Display display, bool* outSupport) override;
67    Error getHdrCapabilities(Display display, hidl_vec<Hdr>* outTypes, float* outMaxLuminance,
68                             float* outMaxAverageLuminance, float* outMinLuminance) override;
69
70    Error setActiveConfig(Display display, Config config) override;
71    Error setColorMode(Display display, ColorMode mode) override;
72    Error setPowerMode(Display display, IComposerClient::PowerMode mode) override;
73    Error setVsyncEnabled(Display display, IComposerClient::Vsync enabled) override;
74
75    Error setColorTransform(Display display, const float* matrix, int32_t hint) override;
76    Error setClientTarget(Display display, buffer_handle_t target, int32_t acquireFence,
77                          int32_t dataspace, const std::vector<hwc_rect_t>& damage) override;
78    Error setOutputBuffer(Display display, buffer_handle_t buffer, int32_t releaseFence) override;
79    Error validateDisplay(Display display, std::vector<Layer>* outChangedLayers,
80                          std::vector<IComposerClient::Composition>* outCompositionTypes,
81                          uint32_t* outDisplayRequestMask, std::vector<Layer>* outRequestedLayers,
82                          std::vector<uint32_t>* outRequestMasks) override;
83    Error acceptDisplayChanges(Display display) override;
84    Error presentDisplay(Display display, int32_t* outPresentFence, std::vector<Layer>* outLayers,
85                         std::vector<int32_t>* outReleaseFences) override;
86
87    Error setLayerCursorPosition(Display display, Layer layer, int32_t x, int32_t y) override;
88    Error setLayerBuffer(Display display, Layer layer, buffer_handle_t buffer,
89                         int32_t acquireFence) override;
90    Error setLayerSurfaceDamage(Display display, Layer layer,
91                                const std::vector<hwc_rect_t>& damage) override;
92    Error setLayerBlendMode(Display display, Layer layer, int32_t mode) override;
93    Error setLayerColor(Display display, Layer layer, IComposerClient::Color color) override;
94    Error setLayerCompositionType(Display display, Layer layer, int32_t type) override;
95    Error setLayerDataspace(Display display, Layer layer, int32_t dataspace) override;
96    Error setLayerDisplayFrame(Display display, Layer layer, const hwc_rect_t& frame) override;
97    Error setLayerPlaneAlpha(Display display, Layer layer, float alpha) override;
98    Error setLayerSidebandStream(Display display, Layer layer, buffer_handle_t stream) override;
99    Error setLayerSourceCrop(Display display, Layer layer, const hwc_frect_t& crop) override;
100    Error setLayerTransform(Display display, Layer layer, int32_t transform) override;
101    Error setLayerVisibleRegion(Display display, Layer layer,
102                                const std::vector<hwc_rect_t>& visible) override;
103    Error setLayerZOrder(Display display, Layer layer, uint32_t z) override;
104
105    void setClient(ComposerClient* client);
106
107    void requestVSync(uint64_t vsyncTime = 0);
108    // We don't want tests hanging, so always use a timeout. Remember
109    // to always check the number of frames with test ASSERT_!
110    // Wait until next frame is rendered after requesting vsync.
111    void runVSyncAndWait(std::chrono::nanoseconds maxWait = 100ms);
112    void runVSyncAfter(std::chrono::nanoseconds wait);
113
114    int getFrameCount() const;
115    // We don't want tests hanging, so always use a timeout. Remember
116    // to always check the number of frames with test ASSERT_!
117    void waitUntilFrame(int targetFrame, std::chrono::nanoseconds maxWait = 100ms) const;
118    std::vector<RenderState> getFrameRects(int frame) const;
119    std::vector<RenderState> getLatestFrame() const;
120    void clearFrames();
121
122    void onSurfaceFlingerStart();
123    void onSurfaceFlingerStop();
124
125    int getLayerCount() const;
126    Layer getLayer(size_t index) const;
127
128    void hotplugDisplay(Display display, IComposerCallback::Connection state);
129
130private:
131    LayerImpl& getLayerImpl(Layer handle);
132
133    bool mCallbacksOn;
134    ComposerClient* mClient;
135    Config mCurrentConfig;
136    bool mVsyncEnabled;
137    std::vector<std::unique_ptr<LayerImpl>> mLayers;
138    std::vector<std::unique_ptr<Frame>> mFrames;
139    // Using a pointer to hide the implementation into the CPP file.
140    std::unique_ptr<DelayedEventGenerator> mDelayedEventGenerator;
141    android::sp<android::SurfaceComposerClient> mSurfaceComposer; // For VSync injections
142    mutable android::Mutex mStateMutex;
143    mutable android::Condition mFramesAvailable;
144};
145
146} // namespace sftest
147