/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef GFX_D311_SHARE_HANDLE_IMAGE_H #define GFX_D311_SHARE_HANDLE_IMAGE_H #include "mozilla/RefPtr.h" #include "ImageContainer.h" #include "d3d11.h" #include "mozilla/layers/TextureClient.h" #include "mozilla/layers/TextureD3D11.h" #include "mozilla/layers/TextureClientRecycleAllocator.h" namespace mozilla { namespace layers { class D3D11RecycleAllocator : public TextureClientRecycleAllocator { public: explicit D3D11RecycleAllocator(KnowsCompositor* aAllocator, ID3D11Device* aDevice) : TextureClientRecycleAllocator(aAllocator) , mDevice(aDevice) {} already_AddRefed<TextureClient> CreateOrRecycleClient(gfx::SurfaceFormat aFormat, const gfx::IntSize& aSize); protected: virtual already_AddRefed<TextureClient> Allocate(gfx::SurfaceFormat aFormat, gfx::IntSize aSize, BackendSelector aSelector, TextureFlags aTextureFlags, TextureAllocationFlags aAllocFlags) override; RefPtr<ID3D11Device> mDevice; }; // Image class that wraps a ID3D11Texture2D. This class copies the image // passed into SetData(), so that it can be accessed from other D3D devices. // This class also manages the synchronization of the copy, to ensure the // resource is ready to use. class D3D11ShareHandleImage final : public Image { public: D3D11ShareHandleImage(const gfx::IntSize& aSize, const gfx::IntRect& aRect); ~D3D11ShareHandleImage() override {} bool AllocateTexture(D3D11RecycleAllocator* aAllocator, ID3D11Device* aDevice); gfx::IntSize GetSize() override; virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override; virtual TextureClient* GetTextureClient(KnowsCompositor* aForwarder) override; virtual gfx::IntRect GetPictureRect() override { return mPictureRect; } ID3D11Texture2D* GetTexture() const; private: gfx::IntSize mSize; gfx::IntRect mPictureRect; RefPtr<TextureClient> mTextureClient; RefPtr<ID3D11Texture2D> mTexture; }; } // namepace layers } // namespace mozilla #endif // GFX_D3DSURFACEIMAGE_H