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diff --git a/src/runtime/Qt3DSInputEngine.h b/src/runtime/Qt3DSInputEngine.h
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+/****************************************************************************
+**
+** Copyright (C) 1993-2009 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#pragma once
+
+//==============================================================================
+//	Includes
+//==============================================================================
+#include "Qt3DSKernelTypes.h"
+#include "Qt3DSPickFrame.h"
+#include "foundation/Qt3DSRefCounted.h"
+#include "EASTL/vector.h"
+#include "foundation/Qt3DSDataRef.h"
+
+//==============================================================================
+//	Namespace
+//==============================================================================
+namespace qt3ds {
+namespace runtime {
+    class IApplication;
+}
+}
+namespace Q3DStudio {
+
+//==============================================================================
+//	Forwards
+//==============================================================================
+class CRuntime;
+union UVariant;
+class CInputEventProvider;
+
+//==============================================================================
+/**
+*	@class	CInputEngine
+*	@brief	The basic input engine
+*/
+class CInputEngine
+{
+    //==============================================================================
+    //	Fields
+    //==============================================================================
+protected:
+    SInputFrame m_InputFrame; ///< The data describing the input state
+    eastl::vector<eastl::pair<float, float>> m_PickInput;
+    bool m_BeginPickInput;
+    qt3ds::runtime::IApplication *m_Application; ///< The Runtime object
+    qt3ds::foundation::NVScopedRefCounted<CInputEventProvider>
+        m_InputEventProvider; ///< The event provider for keyboard
+
+    //==============================================================================
+    //	Methods
+    //==============================================================================
+public: // Construction
+    typedef qt3ds::foundation::NVConstDataRef<const eastl::pair<float, float>> TPickInputList;
+    CInputEngine();
+    virtual ~CInputEngine();
+
+public: //	Runtime interfaces
+    void SetApplication(qt3ds::runtime::IApplication *inApplication);
+
+public:
+    // Access
+    virtual SInputFrame &GetInputFrame();
+    virtual SKeyInputFrame &GetKeyInputFrame();
+
+    // Setters
+    // Multitouch is handled by using BeginPickInput, SetPickInput (several times), and EndPickInput
+    // pairs.
+    // The assumption here is that the pick input is static until changed.  So to clear it you need
+    // a
+    // begin, end pair without any other pieces.
+    virtual void BeginPickInput();
+    virtual void SetPickInput(FLOAT inX, FLOAT inY, BOOL inValid = true);
+    virtual void EndPickInput();
+    virtual TPickInputList GetPickInput() const;
+    virtual void SetPickFlags(INT32 inFlags);
+    virtual void SetKeyState(INT32 inKeyCode, BOOL inDown);
+    virtual void SetButtonState(INT32 inButtonCode, BOOL inDown);
+    virtual void SetScrollValue(INT32 inFlags, INT16 value);
+    virtual void SetModifierFlag(INT32 inFlag);
+
+    // Keyboard hook
+    virtual void HandleKeyboard(INT32 inKeyCode, INT32 inPressed, INT32 inRepeat = 0);
+
+    // Other input
+    virtual void HandleButton(INT32 inButtonCode, INT32 inPressed, INT32 inRepeat = 0);
+    virtual void HandleAxis(INT32 inAxisCode, FLOAT inValue);
+
+    // Helpers
+    // virtual INT32				ConvertKeyCode( INT32 inKeyCode, BOOL inShift );
+    // TODO: SK - To quickly restore functionality, but this is should be in tegra-specific project.
+    virtual void ClearInputFrame();
+    virtual BOOL TranslateEvent(const CHAR *inEvent);
+
+    void MarkApplicationDirty();
+};
+
+} // namespace Q3DStudio