TriangleSubsetData.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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* 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_TRIANGLESUBSETDATA_H
#define SOFA_COMPONENT_TOPOLOGY_TRIANGLESUBSETDATA_H

#include <sofa/core/componentmodel/topology/BaseMeshTopology.h>
#include <map>

namespace sofa
{

namespace component
{

namespace topology
{
    using core::componentmodel::topology::BaseMeshTopology;
    typedef BaseMeshTopology::Triangle Triangle;

    template < typename T >
    inline void tsd_basicCreateFunc(unsigned int , 
                                    void* , T& t, 
                                    const Triangle& ,  
                                    const std::vector< unsigned int > &,
                                    const std::vector< double >&)
    {
        t = T();
        //return;
    }

    template < typename T >
    inline void tsd_basicDestroyFunc(unsigned int , void* , T& )
    {
        return;
    }

    template< class T > 
    class TriangleSubsetData : public std::map<unsigned int,T> 
    {
    public:
        typedef typename std::map<unsigned int,T>::size_type size_type;
        typedef typename std::map<unsigned int,T>::reference reference;
        typedef typename std::map<unsigned int,T>::const_reference const_reference;

    public:
        TriangleSubsetData(size_type n, const T& value): std::map<unsigned int,T>(n,value) {}
        TriangleSubsetData(int n, const T& value): std::map<unsigned int,T>(n,value) {}
        TriangleSubsetData(long n, const T& value): std::map<unsigned int,T>(n,value) {}
        explicit TriangleSubsetData(size_type n): std::map<unsigned int,T>(n) {}
        TriangleSubsetData(const std::map<unsigned int,T>& x): std::map<unsigned int,T>(x) {}

#ifdef __STL_MEMBER_TEMPLATES
        template <class InputIterator>
        TriangleSubsetData(InputIterator first, InputIterator last): std::map<unsigned int,T>(first,last){}
#else /* __STL_MEMBER_TEMPLATES */
        TriangleSubsetData(typename TriangleSubsetData<T>::const_iterator first, typename TriangleSubsetData<T>::const_iterator last): std::map<unsigned int,T>(first,last){}
#endif /* __STL_MEMBER_TEMPLATES */

        TriangleSubsetData( void (*createFunc) (unsigned int, void*, T&, const Triangle &,const std::vector< unsigned int >&, const std::vector< double >&) = tsd_basicCreateFunc,  
            void* createParam  = (void*)NULL, 
            void (*destroyFunc)(unsigned int, void*, T&                                     ) = tsd_basicDestroyFunc, 
            void* destroyParam = (void*)NULL ) 
            : std::map<unsigned int,T>(), 
            m_createFunc(createFunc), m_destroyFunc(destroyFunc), 
            m_createTetrahedronFunc(0), m_destroyTetrahedronFunc(0),
            m_createParam(createParam), m_destroyParam(destroyParam),lastTriangleIndex(0)
        {}

        void handleTopologyEvents( std::list< const core::componentmodel::topology::TopologyChange *>::const_iterator changeIt,
                                std::list< const core::componentmodel::topology::TopologyChange *>::const_iterator &end,
                                const unsigned int totalTriangleSetArraySize);

        void setCreateFunction(void (*createFunc )(unsigned int, void*, T&, const Triangle&, const std::vector< unsigned int >&, const std::vector< double>& )) 
        {
            m_createFunc=createFunc;
        }

        void setDestroyFunction( void (*destroyFunc)(unsigned int, void*, T&) ) 
        {
            m_destroyFunc=destroyFunc;
        }

        void setDestroyParameter( void* destroyParam ) 
        {
            m_destroyParam=destroyParam;
        }

        void setCreateParameter( void* createParam ) 
        {
            m_createParam=createParam;
        }

        void setCreateTetrahedronFunction(  void (*createTetrahedronFunc)(const std::vector<unsigned int> &, void*,  std::map<unsigned int, T >&) ) 
        {
            m_createTetrahedronFunc=createTetrahedronFunc;
        }

        void setDestroyTetrahedronFunction(void (*destroyTetrahedronFunc)(const std::vector<unsigned int> &, void*,  std::map<unsigned int, T > &) ) 
        {
            m_destroyTetrahedronFunc=destroyTetrahedronFunc;
        }

    private:
        void add( unsigned int nbTriangles,
                const helper::vector< Triangle >& triangle,
                const helper::vector< helper::vector< unsigned int > > &ancestors, 
                const helper::vector< helper::vector< double > >& coefs);

        void remove( const helper::vector<unsigned int> &index );

        void setTotalTriangleSetArraySize(const unsigned int s) 
        {
            lastTriangleIndex=s-1;
        }

    private:
        void (*m_createFunc)(unsigned int, void*, T&, const Triangle&, const std::vector< unsigned int >&, const std::vector< double >& );

        void (*m_destroyFunc)(unsigned int, void*, T&);

        void (*m_createTetrahedronFunc)(const std::vector<unsigned int> &, void*,  std::map<unsigned int, T >&);

        void (*m_destroyTetrahedronFunc)(const std::vector<unsigned int> &, void*,  std::map<unsigned int, T > &);

        void* m_createParam;

        void* m_destroyParam;

        unsigned int lastTriangleIndex;
    };

} // namespace topology

} // namespace component

} // namespace sofa

#endif // _TriangleSubsetDATA_H_