OgreRotationalSpline.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2013 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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*/
#ifndef __RotationalSpline_H__
#define __RotationalSpline_H__

#include "OgrePrerequisites.h"
#include "OgreQuaternion.h"
#include "OgreHeaderPrefix.h"

namespace Ogre {

    class _OgreExport RotationalSpline
    {
    public:
        RotationalSpline();
        ~RotationalSpline();

        void addPoint(const Quaternion& p);

        const Quaternion& getPoint(unsigned short index) const;

        unsigned short getNumPoints(void) const;

        void clear(void);

        void updatePoint(unsigned short index, const Quaternion& value);

        Quaternion interpolate(Real t, bool useShortestPath=true);

        Quaternion interpolate(unsigned int fromIndex, Real t, bool useShortestPath=true);

        void setAutoCalculate(bool autoCalc);

        void recalcTangents(void);

    protected:

        bool mAutoCalc;



        vector<Quaternion>::type mPoints;
        vector<Quaternion>::type mTangents;

    };

}

#include "OgreHeaderSuffix.h"

#endif