83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/*
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* Copyright (C) 2017 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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*/
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#ifndef TNT_FILAMENT_BACKEND_OPENGL_OPENGL_PLATFORM_EGL_ANDROID_H
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#define TNT_FILAMENT_BACKEND_OPENGL_OPENGL_PLATFORM_EGL_ANDROID_H
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#include <backend/platforms/PlatformEGL.h>
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namespace filament::backend {
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class ExternalStreamManagerAndroid;
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/**
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* A concrete implementation of OpenGLPlatform and subclass of PlatformEGL that supports
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* EGL on Android. It adds Android streaming functionality to PlatformEGL.
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*/
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class PlatformEGLAndroid : public PlatformEGL {
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public:
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PlatformEGLAndroid() noexcept;
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~PlatformEGLAndroid() noexcept override;
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protected:
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// --------------------------------------------------------------------------------------------
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// Platform Interface
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/**
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* Returns the Android SDK version.
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* @return Android SDK version.
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*/
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int getOSVersion() const noexcept override;
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Driver* createDriver(void* sharedContext,
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const Platform::DriverConfig& driverConfig) noexcept override;
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// --------------------------------------------------------------------------------------------
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// OpenGLPlatform Interface
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void terminate() noexcept override;
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/**
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* Set the presentation time using `eglPresentationTimeANDROID`
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* @param presentationTimeInNanosecond
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*/
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void setPresentationTime(int64_t presentationTimeInNanosecond) noexcept override;
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Stream* createStream(void* nativeStream) noexcept override;
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void destroyStream(Stream* stream) noexcept override;
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void attach(Stream* stream, intptr_t tname) noexcept override;
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void detach(Stream* stream) noexcept override;
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void updateTexImage(Stream* stream, int64_t* timestamp) noexcept override;
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/**
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* Converts a AHardwareBuffer to EGLImage
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* @param source source.image is a AHardwareBuffer
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* @return source.image contains an EGLImage
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*/
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AcquiredImage transformAcquiredImage(AcquiredImage source) noexcept override;
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private:
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int mOSVersion;
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ExternalStreamManagerAndroid& mExternalStreamManager;
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};
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} // namespace filament::backend
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#endif // TNT_FILAMENT_BACKEND_OPENGL_OPENGL_PLATFORM_EGL_ANDROID_H
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