/usr/include/sofa/component/topology/TriangleSubsetData.h is in libsofa1-dev 1.0~beta4-6.
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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_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;
/** \brief Basic creation function for element of type T : simply calls default constructor.
*
*/
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;
}
/** \brief Basic destruction function for element of type T : does nothing.
*
*/
template < typename T >
inline void tsd_basicDestroyFunc(unsigned int , void* , T& )
{
return;
}
/** \brief A class for storing Triangle related data. Automatically manages topology changes.
*
* This class is a wrapper of class helper::vector that is made to take care transparently of all topology changes that might
* happen (non exhaustive list: Triangles added, removed, fused, renumbered).
*/
template< class T >
class TriangleSubsetData : public std::map<unsigned int,T>
{
public:
/// size_type
typedef typename std::map<unsigned int,T>::size_type size_type;
/// reference to a value (read-write)
typedef typename std::map<unsigned int,T>::reference reference;
/// const reference to a value (read only)
typedef typename std::map<unsigned int,T>::const_reference const_reference;
public:
/// Constructor
TriangleSubsetData(size_type n, const T& value): std::map<unsigned int,T>(n,value) {}
/// Constructor
TriangleSubsetData(int n, const T& value): std::map<unsigned int,T>(n,value) {}
/// Constructor
TriangleSubsetData(long n, const T& value): std::map<unsigned int,T>(n,value) {}
/// Constructor
explicit TriangleSubsetData(size_type n): std::map<unsigned int,T>(n) {}
/// Constructor
TriangleSubsetData(const std::map<unsigned int,T>& x): std::map<unsigned int,T>(x) {}
#ifdef __STL_MEMBER_TEMPLATES
/// Constructor
template <class InputIterator>
TriangleSubsetData(InputIterator first, InputIterator last): std::map<unsigned int,T>(first,last){}
#else /* __STL_MEMBER_TEMPLATES */
/// Constructor
TriangleSubsetData(typename TriangleSubsetData<T>::const_iterator first, typename TriangleSubsetData<T>::const_iterator last): std::map<unsigned int,T>(first,last){}
#endif /* __STL_MEMBER_TEMPLATES */
/// Optionnaly takes 2 parameters, a creation and a destruction function that will be called when adding/deleting elements.
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)
{}
/// Handle TriangleSetTopology related events, ignore others.
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:
/// Add some values. Values are added at the end of the vector.
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);
/// Remove the values corresponding to the Triangles removed.
void remove( const helper::vector<unsigned int> &index );
void setTotalTriangleSetArraySize(const unsigned int s)
{
lastTriangleIndex=s-1;
}
private:
/// Creation function, called when adding elements.
void (*m_createFunc)(unsigned int, void*, T&, const Triangle&, const std::vector< unsigned int >&, const std::vector< double >& );
/// Destruction function, called when deleting elements.
void (*m_destroyFunc)(unsigned int, void*, T&);
/// Creation function, called when adding tetrahedra elements.
void (*m_createTetrahedronFunc)(const std::vector<unsigned int> &, void*, std::map<unsigned int, T >&);
/// Destruction function, called when removing tetrahedra elements.
void (*m_destroyTetrahedronFunc)(const std::vector<unsigned int> &, void*, std::map<unsigned int, T > &);
/** Parameter to be passed to creation function.
*
* Warning : construction and destruction of this object is not of the responsibility of TriangleSubsetData.
*/
void* m_createParam;
/** Parameter to be passed to destruction function.
*
* Warning : construction and destruction of this object is not of the responsibility of TriangleSubsetData.
*/
void* m_destroyParam;
/// to handle properly the removal of items, the container must know the index of the last element
unsigned int lastTriangleIndex;
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif // _TriangleSubsetDATA_H_
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