1 files changed, 116 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/converged/CompositorNativeWindow11.h b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/converged/CompositorNativeWindow11.h
new file mode 100644
index 0000000000..82857322e0
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d11/converged/CompositorNativeWindow11.h
@@ -0,0 +1,116 @@
+//
+// Copyright 2018 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// CompositorNativeWindow11.h: Implementation of NativeWindow11 using Windows.UI.Composition APIs
+// which work in both Win32 and WinRT contexts.
+
+#ifndef LIBANGLE_RENDERER_D3D_D3D11_CONVERGED_COMPOSITORNATIVEWINDOW11_H_
+#define LIBANGLE_RENDERER_D3D_D3D11_CONVERGED_COMPOSITORNATIVEWINDOW11_H_
+
+#include "libANGLE/renderer/d3d/d3d11/NativeWindow11.h"
+
+#include <dispatcherqueue.h>
+#include <versionhelpers.h>
+#include <windows.foundation.metadata.h>
+#include <windows.ui.composition.h>
+#include <windows.ui.composition.interop.h>
+#include <wrl.h>
+
+namespace rx
+{
+
+class RoHelper
+{
+  public:
+    RoHelper();
+    ~RoHelper();
+    bool WinRtAvailable() const;
+    bool SupportedWindowsRelease();
+    HRESULT GetStringReference(PCWSTR source, HSTRING *act, HSTRING_HEADER *header);
+    HRESULT GetActivationFactory(const HSTRING act, const IID &interfaceId, void **fac);
+    HRESULT WindowsCompareStringOrdinal(HSTRING one, HSTRING two, int *result);
+    HRESULT CreateDispatcherQueueController(
+        DispatcherQueueOptions options,
+        ABI::Windows::System::IDispatcherQueueController **dispatcherQueueController);
+    HRESULT WindowsDeleteString(HSTRING one);
+    HRESULT RoInitialize(RO_INIT_TYPE type);
+    void RoUninitialize();
+
+  private:
+    using WindowsCreateStringReference_ = HRESULT __stdcall(PCWSTR,
+                                                            UINT32,
+                                                            HSTRING_HEADER *,
+                                                            HSTRING *);
+
+    using GetActivationFactory_ = HRESULT __stdcall(HSTRING, REFIID, void **);
+
+    using WindowsCompareStringOrginal_ = HRESULT __stdcall(HSTRING, HSTRING, int *);
+
+    using WindowsDeleteString_ = HRESULT __stdcall(HSTRING);
+
+    using CreateDispatcherQueueController_ =
+        HRESULT __stdcall(DispatcherQueueOptions,
+                          ABI::Windows::System::IDispatcherQueueController **);
+
+    using RoInitialize_   = HRESULT __stdcall(RO_INIT_TYPE);
+    using RoUninitialize_ = void __stdcall();
+
+    WindowsCreateStringReference_ *mFpWindowsCreateStringReference;
+    GetActivationFactory_ *mFpGetActivationFactory;
+    WindowsCompareStringOrginal_ *mFpWindowsCompareStringOrdinal;
+    CreateDispatcherQueueController_ *mFpCreateDispatcherQueueController;
+    WindowsDeleteString_ *mFpWindowsDeleteString;
+    RoInitialize_ *mFpRoInitialize;
+    RoUninitialize_ *mFpRoUninitialize;
+
+    bool mWinRtAvailable;
+    bool mWinRtInitialized;
+
+    HMODULE mComBaseModule;
+    HMODULE mCoreMessagingModule;
+};
+
+class CompositorNativeWindow11 : public NativeWindow11
+{
+  public:
+    CompositorNativeWindow11(EGLNativeWindowType window, bool hasAlpha);
+    ~CompositorNativeWindow11() override;
+
+    bool initialize() override;
+    bool getClientRect(LPRECT rect) const override;
+    bool isIconic() const override;
+
+    HRESULT createSwapChain(ID3D11Device *device,
+                            IDXGIFactory *factory,
+                            DXGI_FORMAT format,
+                            UINT width,
+                            UINT height,
+                            UINT samples,
+                            IDXGISwapChain **swapChain) override;
+
+    void commitChange() override;
+
+    static bool IsValidNativeWindow(EGLNativeWindowType window);
+
+    static bool IsSupportedWinRelease();
+
+  private:
+    static bool IsSpriteVisual(EGLNativeWindowType window);
+
+    bool mHasAlpha;
+
+    RoHelper mRoHelper;
+
+    // Namespace prefix required here for some reason despite using namespace
+    Microsoft::WRL::ComPtr<ABI::Windows::UI::Composition::ISpriteVisual> mHostVisual;
+    Microsoft::WRL::ComPtr<ABI::Windows::UI::Composition::ICompositionBrush> mCompositionBrush;
+    Microsoft::WRL::ComPtr<ABI::Windows::UI::Composition::ICompositionSurface> mSurface;
+    Microsoft::WRL::ComPtr<ABI::Windows::UI::Composition::ICompositionSurfaceBrush> mSurfaceBrush;
+};
+
+}  // namespace rx
+
+#endif  // LIBANGLE_RENDERER_D3D_D3D11_CONVERGED_COMPOSITORNATIVEWINDOW11_H_