//C++ header - Open Scene Graph - Copyright (C) 1998-2001 Robert Osfield
//Distributed under the terms of the GNU Library General Public License (LGPL)
//as published by the Free Software Foundation.

#ifndef OSG_POSITIONATTITIDETRANSFORM
#define OSG_POSITIONATTITIDETRANSFORM 1

#include <osg/Group>
#include <osg/Transform>
#include <osg/Quat>

namespace osg {

/** PositionAttitideTransform - is Transfrom the set the coordinates transform
    up via a Vec3 position and Quat attitude.
*/
class SG_EXPORT PositionAttitudeTransform : public Transform
{
    public :
        PositionAttitudeTransform();

        PositionAttitudeTransform(const PositionAttitudeTransform& pat,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
            Transform(pat,copyop),
            _position(pat._position),
            _attitude(pat._attitude) {}
            

        META_Node(PositionAttitudeTransform);


        void setPosition(const Vec3& pos) { _position = pos; _localToWorldDirty = _worldToLocalDirty = true; }
        
        const Vec3& getPosition() const { return _position; }

        void setAttitude(const Quat& quat) { _attitude = quat; _localToWorldDirty = _worldToLocalDirty = true; }
        
        const Quat& getAttitude() const { return _attitude; }
    

    protected :
            
        virtual void computeLocalToWorld() const;

        virtual void computeWorldToLocal() const;

        Vec3 _position;
        Quat _attitude;

};

};

#endif