124 lines
4.0 KiB
C++
124 lines
4.0 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
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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_D3D11_INTEROP_H_
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#define SHARED_SURFACE_D3D11_INTEROP_H_
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#include <windows.h>
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#include "SharedSurface.h"
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struct ID3D11Device;
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struct ID3D11ShaderResourceView;
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namespace mozilla {
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namespace gl {
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class DXGLDevice;
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class GLContext;
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class WGLLibrary;
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class SharedSurface_D3D11Interop
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: public SharedSurface
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{
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const GLuint mProdRB;
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const RefPtr<DXGLDevice> mDXGL;
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const HANDLE mObjectWGL;
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const HANDLE mSharedHandle;
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const RefPtr<ID3D11Texture2D> mTextureD3D;
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RefPtr<IDXGIKeyedMutex> mKeyedMutex;
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RefPtr<IDXGIKeyedMutex> mConsumerKeyedMutex;
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RefPtr<ID3D11Texture2D> mConsumerTexture;
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const GLuint mFence;
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protected:
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bool mLockedForGL;
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public:
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static UniquePtr<SharedSurface_D3D11Interop> Create(const RefPtr<DXGLDevice>& dxgl,
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GLContext* gl,
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const gfx::IntSize& size,
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bool hasAlpha);
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static SharedSurface_D3D11Interop* Cast(SharedSurface* surf) {
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MOZ_ASSERT(surf->mType == SharedSurfaceType::DXGLInterop2);
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return (SharedSurface_D3D11Interop*)surf;
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}
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protected:
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SharedSurface_D3D11Interop(GLContext* gl,
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const gfx::IntSize& size,
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bool hasAlpha,
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GLuint renderbufferGL,
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const RefPtr<DXGLDevice>& dxgl,
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HANDLE objectWGL,
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const RefPtr<ID3D11Texture2D>& textureD3D,
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HANDLE sharedHandle,
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const RefPtr<IDXGIKeyedMutex>& keyedMutex,
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GLuint fence);
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public:
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virtual ~SharedSurface_D3D11Interop();
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virtual void LockProdImpl() override;
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virtual void UnlockProdImpl() override;
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virtual void Fence() override;
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virtual void ProducerAcquireImpl() override;
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virtual void ProducerReleaseImpl() override;
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virtual void ConsumerAcquireImpl() override;
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virtual void ConsumerReleaseImpl() override;
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virtual bool WaitSync() override;
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virtual bool PollSync() override;
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virtual void Fence_ContentThread_Impl() override;
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virtual bool WaitSync_ContentThread_Impl() override;
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virtual bool PollSync_ContentThread_Impl() override;
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virtual GLuint ProdRenderbuffer() override {
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return mProdRB;
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}
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virtual bool ToSurfaceDescriptor(layers::SurfaceDescriptor* const out_descriptor) override;
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// Implementation-specific functions below:
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HANDLE GetSharedHandle() const {
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return mSharedHandle;
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}
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};
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class SurfaceFactory_D3D11Interop
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: public SurfaceFactory
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{
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public:
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const RefPtr<DXGLDevice> mDXGL;
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static UniquePtr<SurfaceFactory_D3D11Interop> Create(GLContext* gl,
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const SurfaceCaps& caps,
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const RefPtr<layers::ISurfaceAllocator>& allocator,
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const layers::TextureFlags& flags);
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protected:
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SurfaceFactory_D3D11Interop(GLContext* gl, const SurfaceCaps& caps,
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const RefPtr<layers::ISurfaceAllocator>& allocator,
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const layers::TextureFlags& flags,
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const RefPtr<DXGLDevice>& dxgl);
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public:
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virtual ~SurfaceFactory_D3D11Interop();
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protected:
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virtual UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) override {
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bool hasAlpha = mReadCaps.alpha;
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return SharedSurface_D3D11Interop::Create(mDXGL, mGL, size, hasAlpha);
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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_D3D11_INTEROP_H_ */
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