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/******************************************************************************
*       SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4      *
*                (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS                    *
*                                                                             *
* This library is free software; you can redistribute it and/or modify it     *
* under the terms of the GNU Lesser General Public License as published by    *
* the Free Software Foundation; either version 2.1 of the License, or (at     *
* your option) any later version.                                             *
*                                                                             *
* This library is distributed in the hope that it will be useful, but WITHOUT *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
* for more details.                                                           *
*                                                                             *
* You should have received a copy of the GNU Lesser General Public License    *
* along with this library; if not, write to the Free Software Foundation,     *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.          *
*******************************************************************************
*                               SOFA :: Modules                               *
*                                                                             *
* Authors: The SOFA Team and external contributors (see Authors.txt)          *
*                                                                             *
* Contact information: contact@sofa-framework.org                             *
******************************************************************************/
#ifndef SOFA_COMPONENT_MAPPING_TUBULARMAPPING_H
#define SOFA_COMPONENT_MAPPING_TUBULARMAPPING_H

#include <sofa/core/componentmodel/behavior/MechanicalMapping.h>
#include <sofa/core/componentmodel/behavior/MechanicalState.h>
#include <sofa/defaulttype/RigidTypes.h>
#include <vector>

namespace sofa
{

namespace component
{

namespace mapping
{

template <class BasicMapping>
class TubularMapping : public BasicMapping, public virtual core::objectmodel::BaseObject
{
public:
	typedef BasicMapping Inherit;
	typedef typename Inherit::In In;
	typedef typename Inherit::Out Out;
	typedef typename Out::VecCoord VecCoord;
	typedef typename Out::VecDeriv VecDeriv;
	typedef typename Out::Coord Coord;
	typedef typename Out::Deriv Deriv; 
        typedef typename std::map<unsigned int, Deriv>::const_iterator OutConstraintIterator;        

	typedef typename In::Deriv InDeriv;
	typedef typename Coord::value_type Real;
	enum { M=Coord::static_size };
	typedef defaulttype::Mat<M,M,Real> Mat;

	typedef defaulttype::Vec<M,Real> Vec;

	TubularMapping ( In* from, Out* to )
		: Inherit ( from, to )
		, m_nbPointsOnEachCircle( initData(&m_nbPointsOnEachCircle, "nbPointsOnEachCircle", "Discretization of created circles"))
		, m_radius( initData(&m_radius, "radius", "Radius of created circles"))
	{
	}

	virtual ~TubularMapping()
	{}

	void init();

	virtual void apply ( typename Out::VecCoord& out, const typename In::VecCoord& in );

	virtual void applyJ( typename Out::VecDeriv& out, const typename In::VecDeriv& in );

	virtual void applyJT ( typename In::VecDeriv& out, const typename Out::VecDeriv& in );

	//void applyJT ( typename In::VecConst& out, const typename Out::VecConst& in );

	Data<unsigned int> m_nbPointsOnEachCircle; // number of points along the circles around each point of the input object (10 by default)
	Data<double> m_radius; // radius of the circles around each point of the input object (1 by default)

protected:

	VecCoord rotatedPoints;
	
};

} // namespace mapping

} // namespace component

} // namespace sofa

#endif