зеркало из https://github.com/mozilla/gecko-dev.git
65 строки
1.7 KiB
C++
65 строки
1.7 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_SURFACEIO_H_
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#define SHARED_SURFACEIO_H_
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#include "mozilla/RefPtr.h"
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#include "SharedSurface.h"
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class MacIOSurface;
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namespace mozilla {
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namespace gl {
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class Texture;
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class SharedSurface_IOSurface final : public SharedSurface {
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public:
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const UniquePtr<Texture> mTex;
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const RefPtr<MacIOSurface> mIOSurf;
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static UniquePtr<SharedSurface_IOSurface> Create(const SharedSurfaceDesc&);
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private:
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SharedSurface_IOSurface(const SharedSurfaceDesc&, UniquePtr<MozFramebuffer>,
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UniquePtr<Texture>, const RefPtr<MacIOSurface>&);
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public:
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~SharedSurface_IOSurface();
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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 bool NeedsIndirectReads() const override { return true; }
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Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
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};
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class SurfaceFactory_IOSurface : public SurfaceFactory {
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public:
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const gfx::IntSize mMaxDims;
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explicit SurfaceFactory_IOSurface(GLContext& gl);
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virtual UniquePtr<SharedSurface> CreateSharedImpl(
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const SharedSurfaceDesc& desc) override {
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if (desc.size.width > mMaxDims.width ||
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desc.size.height > mMaxDims.height) {
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return nullptr;
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}
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return SharedSurface_IOSurface::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_SURFACEIO_H_ */
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