gecko-dev/gfx/layers/D3D11ShareHandleImage.h
Carsten "Tomcat" Book f918af64da Backed out 16 changesets (bug 1288618) for bustage on a CLOSED TREE
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/* -*- 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(CompositableForwarder* 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);
gfx::IntSize GetSize() override;
virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
virtual TextureClient* GetTextureClient(CompositableClient* aClient) override;
virtual gfx::IntRect GetPictureRect() override { return mPictureRect; }
ID3D11Texture2D* GetTexture() const;
private:
gfx::IntSize mSize;
gfx::IntRect mPictureRect;
RefPtr<TextureClient> mTextureClient;
};
} // namepace layers
} // namespace mozilla
#endif // GFX_D3DSURFACEIMAGE_H