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