TriangleSetTopologyAlgorithms.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.                                             *
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* This library is distributed in the hope that it will be useful, but WITHOUT *
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
* for more details.                                                           *
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* You should have received a copy of the GNU Lesser General Public License    *
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* 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_TRIANGLESETTOPOLOGYALGORITHMS_H
#define SOFA_COMPONENT_TOPOLOGY_TRIANGLESETTOPOLOGYALGORITHMS_H

#include <sofa/component/topology/EdgeSetTopologyAlgorithms.h>  

namespace sofa
{
namespace component
{
namespace topology
{
    class TriangleSetTopologyContainer;

    class TriangleSetTopologyModifier;

    template < class DataTypes >
    class TriangleSetGeometryAlgorithms;

    using core::componentmodel::topology::BaseMeshTopology;
    typedef BaseMeshTopology::TriangleID TriangleID;
    typedef BaseMeshTopology::Triangle Triangle;
    typedef BaseMeshTopology::SeqTriangles SeqTriangles;
    typedef BaseMeshTopology::VertexTriangles VertexTriangles;
    typedef BaseMeshTopology::EdgeTriangles EdgeTriangles;
    typedef BaseMeshTopology::TriangleEdges TriangleEdges;
    
    template < class DataTypes >
    class TriangleSetTopologyAlgorithms : public EdgeSetTopologyAlgorithms<DataTypes> 
    {
    public:
        typedef typename DataTypes::VecCoord VecCoord;
        typedef typename DataTypes::Real Real;
        typedef typename DataTypes::Coord Coord;

        TriangleSetTopologyAlgorithms()
        :EdgeSetTopologyAlgorithms<DataTypes>()
        {}

        virtual ~TriangleSetTopologyAlgorithms() {}

        virtual void init();
                    
        bool Suture2Points(unsigned int ind_ta, unsigned int ind_tb, unsigned int &ind1, unsigned int &ind2);

        bool InciseAlongPointsList(bool is_first_cut, 
                                const sofa::defaulttype::Vec<3,double>& a, 
                                const sofa::defaulttype::Vec<3,double>& b, 
                                const unsigned int ind_ta, const unsigned int ind_tb, 
                                unsigned int& a_last, sofa::helper::vector< unsigned int > &a_p12_last, 
                                sofa::helper::vector< unsigned int > &a_i123_last,
                                unsigned int& b_last, sofa::helper::vector< unsigned int > &b_p12_last, 
                                sofa::helper::vector< unsigned int > &b_i123_last,
                                sofa::helper::vector< sofa::helper::vector<unsigned int> > &new_points, 
                                sofa::helper::vector< sofa::helper::vector<unsigned int> > &closest_vertices);

        void RemoveAlongTrianglesList(const sofa::defaulttype::Vec<3,double>& a, 
                                    const sofa::defaulttype::Vec<3,double>& b, 
                                    const unsigned int ind_ta, const unsigned int ind_tb);

        void InciseAlongLinesList(const sofa::helper::vector< sofa::defaulttype::Vec<3,double> >& input_points, 
                                const sofa::helper::vector< unsigned int > &input_triangles);
                
        virtual int InciseAlongEdge(unsigned int edge);
            
    private:
        TriangleSetTopologyContainer*                   m_container;
        TriangleSetTopologyModifier*                    m_modifier;
        TriangleSetGeometryAlgorithms< DataTypes >*     m_geometryAlgorithms;
      };

} // namespace topology

} // namespace component

} // namespace sofa

#endif