PointSetTopologyModifier.h

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/******************************************************************************
*       SOFA, Simulation Open-Framework Architecture, version 1.0 beta 3      *
*                (c) 2006-2008 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_TOPOLOGY_POINTSETTOPOLOGYMODIFIER_H
#define SOFA_COMPONENT_TOPOLOGY_POINTSETTOPOLOGYMODIFIER_H

#include <sofa/helper/vector.h>
#include <sofa/core/componentmodel/topology/BaseTopology.h>

namespace sofa
{

namespace component
{

namespace topology
{
    class PointSetTopologyContainer;
    
    using core::componentmodel::topology::BaseMeshTopology;
    typedef BaseMeshTopology::PointID PointID;
    
    class PointSetTopologyModifier : public core::componentmodel::topology::TopologyModifier
    {
    public:
        PointSetTopologyModifier()
        : TopologyModifier()
        {}

        virtual ~PointSetTopologyModifier() {}

        virtual void init();

        virtual void swapPoints(const int i1,const int i2);

        void addPointsWarning(const unsigned int nPoints, const bool addDOF = true);

        void addPointsWarning(const unsigned int nPoints,
            const sofa::helper::vector< sofa::helper::vector< unsigned int > >& ancestors,
            const sofa::helper::vector< sofa::helper::vector< double       > >& coefs,
            const bool addDOF = true);


        virtual void addPointsProcess(const unsigned int nPoints);

        // side effect: indices are sorted first
        void removePointsWarning(/*const*/ sofa::helper::vector<unsigned int> &indices,
                                const bool removeDOF = true);


        virtual void removePointsProcess(const sofa::helper::vector<unsigned int> &indices,
                                        const bool removeDOF = true);


        void renumberPointsWarning( const sofa::helper::vector<unsigned int> &index,
                                    const sofa::helper::vector<unsigned int> &inv_index,
                                    const bool renumberDOF = true);

        virtual void renumberPointsProcess( const sofa::helper::vector<unsigned int> &index,
                                            const sofa::helper::vector<unsigned int> &/*inv_index*/,
                                            const bool renumberDOF = true);

        void propagateTopologicalChanges();
        
        void propagateStateChanges();
        
        void notifyEndingEvent();

        virtual void removeItems(sofa::helper::vector< unsigned int >& /*items*/)
        { }

        virtual void renumberPoints( const sofa::helper::vector<unsigned int> &/*index*/,
                                    const sofa::helper::vector<unsigned int> &/*inv_index*/)
        { }
                                            
    private:
        PointSetTopologyContainer*  m_container;
    };

} // namespace topology

} // namespace component

} // namespace sofa

#endif // SOFA_COMPONENTS_POINTSETTOPOLOGYMODIFIER_H