зеркало из https://github.com/mozilla/gecko-dev.git
102 строки
3.0 KiB
C++
102 строки
3.0 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_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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namespace mozilla {
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namespace gl {
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class DXInterop2Device;
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class GLContext;
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class WGLLibrary;
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class SharedSurface_D3D11Interop : public SharedSurface {
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public:
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const GLuint mProdTex;
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const GLuint mInteropFB;
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const GLuint mInteropRB;
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const RefPtr<DXInterop2Device> mInterop;
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const HANDLE mLockHandle;
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const RefPtr<ID3D11Texture2D> mTexD3D;
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const HANDLE mDXGIHandle;
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const bool mNeedsFinish;
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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(DXInterop2Device* interop,
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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, const gfx::IntSize& size,
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bool hasAlpha, GLuint prodTex, GLuint interopFB,
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GLuint interopRB, DXInterop2Device* interop,
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HANDLE lockHandle, ID3D11Texture2D* texD3D,
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HANDLE dxgiHandle);
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public:
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virtual ~SharedSurface_D3D11Interop();
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void LockProdImpl() override {}
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void UnlockProdImpl() override {}
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void ProducerAcquireImpl() override;
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void ProducerReleaseImpl() override;
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GLuint ProdRenderbuffer() override {
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MOZ_ASSERT(!mProdTex);
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return mInteropRB;
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}
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GLuint ProdTexture() override {
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MOZ_ASSERT(mProdTex);
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return mProdTex;
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}
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bool ToSurfaceDescriptor(
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layers::SurfaceDescriptor* const out_descriptor) override;
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};
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class SurfaceFactory_D3D11Interop : public SurfaceFactory {
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public:
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const RefPtr<DXInterop2Device> mInterop;
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static UniquePtr<SurfaceFactory_D3D11Interop> Create(
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GLContext* gl, const SurfaceCaps& caps,
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layers::LayersIPCChannel* allocator, const layers::TextureFlags& flags);
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protected:
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SurfaceFactory_D3D11Interop(GLContext* gl, const SurfaceCaps& caps,
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layers::LayersIPCChannel* allocator,
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const layers::TextureFlags& flags,
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DXInterop2Device* interop);
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public:
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virtual ~SurfaceFactory_D3D11Interop();
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protected:
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UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) override {
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bool hasAlpha = mReadCaps.alpha;
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return SharedSurface_D3D11Interop::Create(mInterop, 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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