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-rw-r--r--gfx/gl/SharedSurfaceD3D11Interop.h84
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+/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
+/* 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 <d3d11.h>
+#include <windows.h>
+#include "SharedSurface.h"
+
+namespace mozilla {
+
+namespace gfx {
+class FileHandleWrapper;
+} // namespace gfx
+
+namespace gl {
+
+class DXInterop2Device;
+class GLContext;
+class WGLLibrary;
+
+class SharedSurface_D3D11Interop final : public SharedSurface {
+ public:
+ struct Data final {
+ const RefPtr<DXInterop2Device> interop;
+ HANDLE lockHandle;
+ RefPtr<ID3D11Texture2D> texD3D;
+ RefPtr<gfx::FileHandleWrapper> dxgiHandle;
+ UniquePtr<Renderbuffer> interopRb;
+ UniquePtr<MozFramebuffer> interopFbIfNeedsIndirect;
+ };
+ const Data mData;
+ const bool mNeedsFinish;
+
+ private:
+ bool mLockedForGL = false;
+
+ public:
+ static UniquePtr<SharedSurface_D3D11Interop> Create(const SharedSurfaceDesc&,
+ DXInterop2Device*);
+
+ private:
+ SharedSurface_D3D11Interop(const SharedSurfaceDesc&,
+ UniquePtr<MozFramebuffer>&& fbForDrawing, Data&&);
+
+ public:
+ virtual ~SharedSurface_D3D11Interop();
+
+ void LockProdImpl() override {}
+ void UnlockProdImpl() override {}
+
+ void ProducerAcquireImpl() override;
+ void ProducerReleaseImpl() override;
+
+ Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
+};
+
+class SurfaceFactory_D3D11Interop : public SurfaceFactory {
+ public:
+ const RefPtr<DXInterop2Device> mInterop;
+
+ static UniquePtr<SurfaceFactory_D3D11Interop> Create(GLContext& gl);
+
+ protected:
+ SurfaceFactory_D3D11Interop(const PartialSharedSurfaceDesc&,
+ DXInterop2Device* interop);
+
+ public:
+ virtual ~SurfaceFactory_D3D11Interop();
+
+ protected:
+ UniquePtr<SharedSurface> CreateSharedImpl(
+ const SharedSurfaceDesc& desc) override {
+ return SharedSurface_D3D11Interop::Create(desc, mInterop);
+ }
+};
+
+} /* namespace gl */
+} /* namespace mozilla */
+
+#endif /* SHARED_SURFACE_D3D11_INTEROP_H_ */