| // Copyright 2018 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| #pragma once |
| |
| #include "AndroidBufferQueue.h" |
| #include "GrallocDispatch.h" |
| #include "Vsync.h" |
| |
| #include <system/window.h> |
| |
| #include "aemu/base/synchronization/Lock.h" |
| |
| #include <functional> |
| #include <memory> |
| #include <vector> |
| |
| namespace aemu { |
| |
| class AndroidWindow; |
| |
| // An abstract class for the composer implementation. |
| class Composer { |
| public: |
| Composer() = default; |
| virtual ~Composer() = default; |
| virtual void advanceFrame() = 0; |
| }; |
| |
| class SurfaceFlinger { |
| public: |
| using ComposerConstructFunc = std::function<Composer*(AndroidWindow*, |
| AndroidBufferQueue*, |
| AndroidBufferQueue*)>; |
| |
| SurfaceFlinger( |
| int refreshRate, |
| AndroidWindow* composeWindow, |
| std::vector<ANativeWindowBuffer*> appBuffers, |
| ComposerConstructFunc&& composerFunc, |
| Vsync::Callback vsyncFunc); |
| ~SurfaceFlinger(); |
| |
| void start(); |
| void join(); |
| |
| void connectWindow(AndroidWindow* window); |
| void advanceFrame(); |
| |
| private: |
| void disconnectWindow(); |
| |
| android::base::Lock mLock; |
| |
| AndroidBufferQueue mApp2Sf; |
| AndroidBufferQueue mSf2App; |
| |
| AndroidWindow* mComposeWindow = nullptr; |
| std::unique_ptr<Composer> mComposerImpl; |
| Vsync mVsync; |
| |
| AndroidWindow* mCurrentWindow = nullptr; |
| }; |
| |
| } // namespace aemu |