зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.0 KiB
C++
70 строки
2.0 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef SHARED_SURFACE_ANGLE_H_
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#define SHARED_SURFACE_ANGLE_H_
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#include <windows.h>
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#include <memory>
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#include "SharedSurface.h"
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struct IDXGIKeyedMutex;
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struct ID3D11Texture2D;
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namespace mozilla {
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namespace gl {
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class GLContext;
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class EglDisplay;
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class SharedSurface_ANGLEShareHandle final : public SharedSurface {
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public:
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const std::weak_ptr<EglDisplay> mEGL;
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const EGLSurface mPBuffer;
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const HANDLE mShareHandle;
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const RefPtr<IDXGIKeyedMutex> mKeyedMutex;
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static UniquePtr<SharedSurface_ANGLEShareHandle> Create(
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const SharedSurfaceDesc&);
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private:
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SharedSurface_ANGLEShareHandle(const SharedSurfaceDesc&,
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const std::weak_ptr<EglDisplay>& egl,
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EGLSurface pbuffer, HANDLE shareHandle,
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const RefPtr<IDXGIKeyedMutex>& keyedMutex);
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public:
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virtual ~SharedSurface_ANGLEShareHandle();
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virtual void LockProdImpl() override;
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virtual void UnlockProdImpl() override;
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virtual void ProducerAcquireImpl() override;
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virtual void ProducerReleaseImpl() override;
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virtual void ProducerReadAcquireImpl() override;
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virtual void ProducerReadReleaseImpl() override;
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Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
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};
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class SurfaceFactory_ANGLEShareHandle final : public SurfaceFactory {
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public:
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static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(GLContext& gl);
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private:
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explicit SurfaceFactory_ANGLEShareHandle(const PartialSharedSurfaceDesc& desc)
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: SurfaceFactory(desc) {}
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virtual UniquePtr<SharedSurface> CreateSharedImpl(
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const SharedSurfaceDesc& desc) override {
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return SharedSurface_ANGLEShareHandle::Create(desc);
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}
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};
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} // namespace gl
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} /* namespace mozilla */
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#endif /* SHARED_SURFACE_ANGLE_H_ */
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