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/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
/* 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 SHARED_SURFACE_D3D11_INTEROP_H_
#define SHARED_SURFACE_D3D11_INTEROP_H_
#include <windows.h>
#include <d3d11.h>
#include "SharedSurface.h"
namespace mozilla {
namespace gl {
class DXInterop2Device;
class GLContext;
class WGLLibrary;
class SharedSurface_D3D11Interop
: public SharedSurface
{
public:
const GLuint mProdRB;
const RefPtr<DXInterop2Device> mInterop;
const HANDLE mLockHandle;
const RefPtr<ID3D11Texture2D> mTexD3D;
const HANDLE mDXGIHandle;
const bool mNeedsFinish;
protected:
bool mLockedForGL;
public:
static UniquePtr<SharedSurface_D3D11Interop> Create(DXInterop2Device* interop,
GLContext* gl,
const gfx::IntSize& size,
bool hasAlpha);
static SharedSurface_D3D11Interop* Cast(SharedSurface* surf) {
MOZ_ASSERT(surf->mType == SharedSurfaceType::DXGLInterop2);
return (SharedSurface_D3D11Interop*)surf;
}
protected:
SharedSurface_D3D11Interop(GLContext* gl,
const gfx::IntSize& size,
bool hasAlpha,
GLuint renderbufferGL,
DXInterop2Device* interop,
HANDLE lockHandle,
ID3D11Texture2D* texD3D,
HANDLE dxgiHandle);
public:
virtual ~SharedSurface_D3D11Interop() override;
virtual void LockProdImpl() override { }
virtual void UnlockProdImpl() override { }
virtual void ProducerAcquireImpl() override;
virtual void ProducerReleaseImpl() override;
virtual GLuint ProdRenderbuffer() override {
return mProdRB;
}
virtual bool ToSurfaceDescriptor(layers::SurfaceDescriptor* const out_descriptor) override;
};
class SurfaceFactory_D3D11Interop
: public SurfaceFactory
{
public:
const RefPtr<DXInterop2Device> mInterop;
static UniquePtr<SurfaceFactory_D3D11Interop> Create(GLContext* gl,
const SurfaceCaps& caps,
layers::LayersIPCChannel* allocator,
const layers::TextureFlags& flags);
protected:
SurfaceFactory_D3D11Interop(GLContext* gl, const SurfaceCaps& caps,
layers::LayersIPCChannel* allocator,
const layers::TextureFlags& flags,
DXInterop2Device* interop);
public:
virtual ~SurfaceFactory_D3D11Interop() override;
protected:
virtual UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) override {
bool hasAlpha = mReadCaps.alpha;
return SharedSurface_D3D11Interop::Create(mInterop, mGL, size, hasAlpha);
}
};
} /* namespace gl */
} /* namespace mozilla */
#endif /* SHARED_SURFACE_D3D11_INTEROP_H_ */
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