HexahedronData.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_HEXAHEDRONDATA_H
#define SOFA_COMPONENT_TOPOLOGY_HEXAHEDRONDATA_H

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

namespace sofa
{

namespace component
{

namespace topology
{
    using core::componentmodel::topology::BaseMeshTopology;
    typedef BaseMeshTopology::Hexa Hexa;
    typedef Hexa Hexahedron;

    template < typename T >
    inline void td_basicCreateFunc(int , 
                                void* , T& t, 
                                const Hexahedron& ,  
                                const sofa::helper::vector< unsigned int > &,
                                const sofa::helper::vector< double >&)
    {
        t = T();
        //return;
    }

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

    template< class T, class Alloc = std::allocator<T> > 
    class HexahedronData : public sofa::helper::vector<T, Alloc> 
    {
    public:
        typedef typename sofa::helper::vector<T,Alloc>::size_type size_type;
        typedef typename sofa::helper::vector<T,Alloc>::reference reference;
        typedef typename sofa::helper::vector<T,Alloc>::const_reference const_reference;

    public:
        HexahedronData(size_type n, const T& value): sofa::helper::vector<T,Alloc>(n,value) {}
        HexahedronData(int n, const T& value): sofa::helper::vector<T,Alloc>(n,value) {}
        HexahedronData(long n, const T& value): sofa::helper::vector<T,Alloc>(n,value) {}
        explicit HexahedronData(size_type n): sofa::helper::vector<T,Alloc>(n) {}
        HexahedronData(const sofa::helper::vector<T, Alloc>& x): sofa::helper::vector<T,Alloc>(x) {}

#ifdef __STL_MEMBER_TEMPLATES
        template <class InputIterator>
        HexahedronData(InputIterator first, InputIterator last): sofa::helper::vector<T,Alloc>(first,last){}
#else /* __STL_MEMBER_TEMPLATES */
        HexahedronData(typename HexahedronData<T>::const_iterator first, typename HexahedronData<T,Alloc>::const_iterator last): sofa::helper::vector<T,Alloc>(first,last){}
#endif /* __STL_MEMBER_TEMPLATES */

        HexahedronData( void (*createFunc) (int, void*, T&,const Hexahedron& , const sofa::helper::vector< unsigned int >&, const sofa::helper::vector< double >&) = td_basicCreateFunc,  
                        void* createParam  = (void*)NULL, 
                        void (*destroyFunc)(int, void*, T&                                     ) = hd_basicDestroyFunc, 
                        void* destroyParam = (void*)NULL ) 
        : sofa::helper::vector<T,Alloc>(), 
        m_createFunc(createFunc), m_destroyFunc(destroyFunc), 
        m_createParam(createParam), m_destroyParam(destroyParam)
        {}

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

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

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

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

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

    private:
        void swap( unsigned int i1, unsigned int i2 );

        void add( unsigned int nbHexahedra,
            const sofa::helper::vector< Hexahedron >& hexahedron,
            const sofa::helper::vector< sofa::helper::vector< unsigned int > > &ancestors, 
            const sofa::helper::vector< sofa::helper::vector< double > >& coefs);

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

    private:
        void (*m_createFunc)(int, void*, T&, const Hexahedron&, const sofa::helper::vector< unsigned int >&, const sofa::helper::vector< double >& );

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

        void* m_createParam;

        void* m_destroyParam;
    };


} // namespace topology

} // namespace component

} // namespace sofa

#endif // _HexahedronDATA_H_