Initial directx example.

src/windows/ui_interfaces/win32/Win32DxInterface.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include <wrl.h>
+
+struct ID3D12Device;
+struct IDXGIFactory7;
+struct IDXGIAdapter1;
+
+class Win32DxInterface
+{
+public:
+
+	void initialize();
+
+	ID3D12Device* getDevice() const;
+
+	IDXGIFactory7* getFactory() const;
+
+private:
+	void getHardwareAdapter(IDXGIAdapter1** ppAdapter);
+
+	Microsoft::WRL::ComPtr<IDXGIFactory7> mFactory;
+	Microsoft::WRL::ComPtr<ID3D12Device> mDevice;
+};