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/*
* Copyright 2019 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 <android-base/unique_fd.h>
#include <compositionengine/RenderSurface.h>
#include <utils/StrongPointer.h>
#include <memory>
#include <vector>
#include "renderengine/ExternalTexture.h"
#include "renderengine/RenderEngine.h"
struct ANativeWindow;
namespace android {
namespace compositionengine {
class CompositionEngine;
class Display;
class DisplaySurface;
struct RenderSurfaceCreationArgs;
namespace impl {
class RenderSurface : public compositionengine::RenderSurface {
public:
RenderSurface(const CompositionEngine&, compositionengine::Display&,
const compositionengine::RenderSurfaceCreationArgs&);
~RenderSurface() override;
bool isValid() const override;
void initialize() override;
const ui::Size& getSize() const override;
bool isProtected() const override { return mProtected; }
const sp<Fence>& getClientTargetAcquireFence() const override;
void setBufferDataspace(ui::Dataspace) override;
void setBufferPixelFormat(ui::PixelFormat) override;
void setDisplaySize(const ui::Size&) override;
void setProtected(bool useProtected) override;
status_t beginFrame(bool mustRecompose) override;
void prepareFrame(bool usesClientComposition, bool usesDeviceComposition) override;
std::shared_ptr<renderengine::ExternalTexture> dequeueBuffer(
base::unique_fd* bufferFence) override;
void queueBuffer(base::unique_fd readyFence, float hdrSdrRatio) override;
void onPresentDisplayCompleted() override;
bool supportsCompositionStrategyPrediction() const override;
// Debugging
void dump(std::string& result) const override;
// Testing
void setSizeForTest(const ui::Size&);
std::shared_ptr<renderengine::ExternalTexture>& mutableTextureForTest();
base::unique_fd& mutableBufferReadyForTest();
private:
const compositionengine::CompositionEngine& mCompositionEngine;
const compositionengine::Display& mDisplay;
// ANativeWindow being rendered into
const sp<ANativeWindow> mNativeWindow;
std::vector<std::shared_ptr<renderengine::ExternalTexture>> mTextureCache;
// Current texture being rendered into
std::shared_ptr<renderengine::ExternalTexture> mTexture;
const sp<DisplaySurface> mDisplaySurface;
ui::Size mSize;
const size_t mMaxTextureCacheSize;
bool mProtected{false};
};
std::unique_ptr<compositionengine::RenderSurface> createRenderSurface(
const compositionengine::CompositionEngine&, compositionengine::Display&,
const compositionengine::RenderSurfaceCreationArgs&);
} // namespace impl
} // namespace compositionengine
} // namespace android
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