/usr/include/sofa/component/topology/TriangleData.h is in libsofa1-dev 1.0~beta4-9.
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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_TRIANGLEDATA_H
#define SOFA_COMPONENT_TOPOLOGY_TRIANGLEDATA_H
#include <sofa/core/componentmodel/topology/BaseMeshTopology.h>
#include <sofa/helper/vector.h>
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 trd_basicCreateFunc(int ,
void* , T& t,
const Triangle& ,
const sofa::helper::vector< unsigned int > &,
const sofa::helper::vector< double >&)
{
t = T();
//return;
}
/** \brief Basic destruction function for element of type T : does nothing.
*
*/
template < typename T >
inline void trd_basicDestroyFunc(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 Alloc = std::allocator<T> >
class TriangleData : public sofa::core::objectmodel::Data<sofa::helper::vector<T, Alloc> >
{
public:
/// size_type
typedef typename sofa::helper::vector<T,Alloc>::size_type size_type;
/// reference to a value (read-write)
typedef typename sofa::helper::vector<T,Alloc>::reference reference;
/// const reference to a value (read only)
typedef typename sofa::helper::vector<T,Alloc>::const_reference const_reference;
/// const iterator
typedef typename sofa::helper::vector<T,Alloc>::const_iterator const_iterator;
public:
/// Constructor
TriangleData( const sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >& data,
void (*createFunc) (int, void*, T&, const Triangle &,const sofa::helper::vector< unsigned int >&, const sofa::helper::vector< double >&) = trd_basicCreateFunc,
void* createParam = (void*)NULL,
void (*destroyFunc)(int, void*, T&) = trd_basicDestroyFunc,
void* destroyParam = (void*)NULL )
: sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(data),
m_createFunc(createFunc), m_destroyFunc(destroyFunc),
m_createTetrahedronFunc(0), m_destroyTetrahedronFunc(0),
m_createParam(createParam), m_destroyParam(destroyParam)
{}
/// Constructor
TriangleData(size_type n, const T& value) : sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->resize(n, value);
this->endEdit();
}
/// Constructor
TriangleData(int n, const T& value) : sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->resize(n, value);
this->endEdit();
}
/// Constructor
TriangleData(long n, const T& value): sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->resize(n, value);
this->endEdit();
}
/// Constructor
explicit TriangleData(size_type n): sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->resize(n);
this->endEdit();
}
/// Constructor
TriangleData(const sofa::helper::vector<T, Alloc>& x): sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
(*data) = x;
this->endEdit();
}
#ifdef __STL_MEMBER_TEMPLATES
/// Constructor
template <class InputIterator>
TriangleData(InputIterator first, InputIterator last): sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->assign(first, last);
this->endEdit();
}
#else /* __STL_MEMBER_TEMPLATES */
/// Constructor
TriangleData(const_iterator first, const_iterator last): sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false)
{
sofa::helper::vector<T, Alloc>* data = this->beginEdit();
data->assign(first, last);
this->endEdit();
}
#endif /* __STL_MEMBER_TEMPLATES */
/// Optionnaly takes 2 parameters, a creation and a destruction function that will be called when adding/deleting elements.
TriangleData( void (*createFunc) (int, void*, T&, const Triangle& ,const sofa::helper::vector< unsigned int >&, const sofa::helper::vector< double >&) = trd_basicCreateFunc,
void* createParam = (void*)NULL,
void (*destroyFunc)(int, void*, T& ) = trd_basicDestroyFunc,
void* destroyParam = (void*)NULL )
: sofa::core::objectmodel::Data< sofa::helper::vector<T, Alloc> >(0, false, false),
m_createFunc(createFunc), m_destroyFunc(destroyFunc),
m_createTetrahedronFunc(0), m_destroyTetrahedronFunc(0),
m_createParam(createParam), m_destroyParam(destroyParam)
{}
/// 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 );
void setCreateFunction(void (*createFunc )(int, void*, T&, const Triangle&, 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;
}
void setCreateTetrahedronFunction( void (*createTetrahedronFunc)(const sofa::helper::vector<unsigned int> &, void*, helper::vector< T > &) )
{
m_createTetrahedronFunc=createTetrahedronFunc;
}
void setDestroyTetrahedronFunction(void (*destroyTetrahedronFunc)(const sofa::helper::vector<unsigned int> &, void*, helper::vector< T > &) )
{
m_destroyTetrahedronFunc=destroyTetrahedronFunc;
}
private:
/// Swaps values at indices i1 and i2.
void swap( unsigned int i1, unsigned int i2 );
/// Add some values. Values are added at the end of the vector.
void add( unsigned int nbTriangles,
const sofa::helper::vector< Triangle >& triangle,
const sofa::helper::vector< sofa::helper::vector< unsigned int > > &ancestors,
const sofa::helper::vector< sofa::helper::vector< double > >& coefs);
/// Remove the values corresponding to the Triangles removed.
void remove( const sofa::helper::vector<unsigned int> &index );
private:
/// Creation function, called when adding elements.
void (*m_createFunc)(int, void*, T&, const Triangle&, const sofa::helper::vector< unsigned int >&, const sofa::helper::vector< double >& );
/// Destruction function, called when deleting elements.
void (*m_destroyFunc)(int, void*, T&);
/// Creation function, called when adding tetrahedra elements.
void (*m_createTetrahedronFunc)(const sofa::helper::vector<unsigned int> &, void*, helper::vector< T > &);
/// Destruction function, called when removing tetrahedra elements.
void (*m_destroyTetrahedronFunc)(const sofa::helper::vector<unsigned int> &, void*, helper::vector< T > &);
/** Parameter to be passed to creation function.
*
* Warning : construction and destruction of this object is not of the responsibility of TriangleData.
*/
void* m_createParam;
/** Parameter to be passed to destruction function.
*
* Warning : construction and destruction of this object is not of the responsibility of TriangleData.
*/
void* m_destroyParam;
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif // _TriangleDATA_H_
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