/usr/include/sofa/component/topology/EdgeSetTopologyModifier.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_EDGESETTOPOLOGYMODIFIER_H
#define SOFA_COMPONENT_TOPOLOGY_EDGESETTOPOLOGYMODIFIER_H
#include <sofa/component/topology/PointSetTopologyModifier.h>
namespace sofa
{
namespace component
{
namespace topology
{
class EdgeSetTopologyContainer;
using core::componentmodel::topology::BaseMeshTopology;
typedef BaseMeshTopology::EdgeID EdgeID;
typedef BaseMeshTopology::Edge Edge;
typedef BaseMeshTopology::SeqEdges SeqEdges;
typedef BaseMeshTopology::VertexEdges VertexEdges;
/**
* A class that can apply basic transformations on a set of edges.
*/
class SOFA_COMPONENT_CONTAINER_API EdgeSetTopologyModifier : public PointSetTopologyModifier
{
public:
EdgeSetTopologyModifier()
: PointSetTopologyModifier()
{}
virtual ~EdgeSetTopologyModifier() {}
virtual void init();
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
virtual void addEdgesWarning(const unsigned int nEdges);
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
virtual void addEdgesWarning(const unsigned int nEdges,
const sofa::helper::vector< Edge >& edgesList,
const sofa::helper::vector< unsigned int >& edgesIndexList);
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
virtual void addEdgesWarning(const unsigned int nEdges,
const sofa::helper::vector< Edge >& edgesList,
const sofa::helper::vector< unsigned int >& edgesIndexList,
const sofa::helper::vector< sofa::helper::vector< unsigned int > > & ancestors);
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
virtual void addEdgesWarning(const unsigned int nEdges,
const sofa::helper::vector< Edge >& edgesList,
const sofa::helper::vector< unsigned int >& edgesIndexList,
const sofa::helper::vector< sofa::helper::vector< unsigned int > > & ancestors,
const sofa::helper::vector< sofa::helper::vector< double > >& baryCoefs);
/** \brief Add an edge.
*/
void addEdgeProcess(Edge e);
/** \brief Add some edges to this topology.
*
* \sa addEdgesWarning
*/
virtual void addEdgesProcess(const sofa::helper::vector< Edge > &edges);
/** \brief Sends a message to warn that some edges are about to be deleted.
*
* \sa removeEdgesProcess
*/
// side effect : edges are sorted first
virtual void removeEdgesWarning(/*const*/ sofa::helper::vector<unsigned int> &edges);
/** \brief Effectively Remove a subset of edges. Eventually remove isolated vertices
*
* Elements corresponding to these edges are removed form the mechanical object's state vectors.
*
* Important : some structures might need to be warned BEFORE the edges are actually deleted, so always use method removeEdgesWarning before calling removeEdgesProcess.
* \sa removeEdgesWarning
*
* Important : parameter indices is not const because it is actually sorted from the highest index to the lowest one.
*
* @param removeIsolatedItems if true isolated vertices are also removed
*/
virtual void removeEdgesProcess(const sofa::helper::vector<unsigned int> &indices, const bool removeIsolatedItems = false);
/** \brief Swap the edges.
*
*/
virtual void swapEdgesProcess(const sofa::helper::vector< sofa::helper::vector< unsigned int > >& edgesPairs);
/** \brief Fuse the edges.
*
* @param removeIsolatedItems if true isolated vertices are also removed
*/
virtual void fuseEdgesProcess(const sofa::helper::vector< sofa::helper::vector< unsigned int > >& edgesPairs, const bool removeIsolatedPoints = true);
/** \brief Split the edges.
*
* @param removeIsolatedItems if true isolated vertices are also removed
*/
virtual void splitEdgesProcess(/*const*/ sofa::helper::vector<unsigned int> &indices,
const bool removeIsolatedPoints = true);
/** \brief Split the edges.
*
* @param removeIsolatedItems if true isolated vertices are also removed
*/
virtual void splitEdgesProcess(/*const*/ sofa::helper::vector<unsigned int> &indices,
const sofa::helper::vector< sofa::helper::vector< double > >& baryCoefs,
const bool removeIsolatedPoints = true);
/** \brief Add some points to this topology.
*
* \sa addPointsWarning
*/
virtual void addPointsProcess(const unsigned int nPoints);
/** \brief Remove a subset of points
*
* these points are removed form the mechanical object's state vectors.
*
* Important : some structures might need to be warned BEFORE the points are actually deleted, so always use method removePointsWarning before calling removePointsProcess.
* \sa removePointsWarning
* Important : the points are actually deleted from the mechanical object's state vectors iff (removeDOF == true)
*/
virtual void removePointsProcess(/*const*/ sofa::helper::vector<unsigned int> &indices,
const bool removeDOF = true);
/** \brief Reorder this topology.
*
* Important : the points are actually renumbered in the mechanical object's state vectors iff (renumberDOF == true)
* \see MechanicalObject::renumberValues
*/
virtual void renumberPointsProcess( const sofa::helper::vector<unsigned int> &index,
const sofa::helper::vector<unsigned int> &/*inv_index*/,
const bool renumberDOF = true);
/** \brief Remove a set of edges
@param edges an array of edge indices to be removed (note that the array is not const since it needs to be sorted)
*
*/
// side effect: edges are sorted in removeEdgesWarning
virtual void removeEdges(/*const*/ sofa::helper::vector< unsigned int >& edges,
const bool removeIsolatedPoints = true);
/** \brief Generic method to remove a list of items.
*/
virtual void removeItems(/*const*/ sofa::helper::vector< unsigned int >& items);
/** \brief Generic method for points renumbering
*/
virtual void renumberPoints( const sofa::helper::vector<unsigned int> & index,
const sofa::helper::vector<unsigned int> & inv_index);
/** \brief add a set of edges
@param edges an array of pair of vertex indices describing the edge to be created
*
*/
virtual void addEdges(const sofa::helper::vector< Edge >& edges) ;
/** \brief add a set of edges
@param edges an array of pair of vertex indices describing the edge to be created
@param ancestors for each edge to be created provides an array of edge ancestors (optional)
@param baryCoefs for each edge provides the barycentric coordinates (sum to 1) associated with each ancestor (optional)
*
*/
virtual void addEdges(const sofa::helper::vector< Edge >& edges,
const sofa::helper::vector< sofa::helper::vector< unsigned int > > & ancestors,
const sofa::helper::vector< sofa::helper::vector< double > >& baryCoefs) ;
/** \brief Swap a list of pair edges, replacing each edge pair ((p11, p12), (p21, p22)) by the edge pair ((p11, p21), (p12, p22))
*
*/
virtual void swapEdges(const sofa::helper::vector< sofa::helper::vector< unsigned int > >& edgesPairs);
/** \brief Fuse a list of pair edges, replacing each edge pair ((p11, p12), (p21, p22)) by one edge (p11, p22)
*
* @param removeIsolatedPoints if true isolated vertices are also removed
*/
virtual void fuseEdges(const sofa::helper::vector< sofa::helper::vector< unsigned int > >& edgesPairs, const bool removeIsolatedPoints = true);
/** \brief Split an array of edges, replacing each edge (p1, p2) by two edges (p1, p3) and (p3, p2) where p3 is the new vertex
* On each edge, a vertex is created based on its barycentric coordinates
*
* @param removeIsolatedPoints if true isolated vertices are also removed
*/
virtual void splitEdges( sofa::helper::vector<unsigned int> &indices,
const bool removeIsolatedPoints = true);
/** \brief Split an array of edges, replacing each edge (p1, p2) by two edges (p1, p3) and (p3, p2) where p3 is the new vertex
* On each edge, a vertex is created based on its barycentric coordinates
*
* @param removeIsolatedPoints if true isolated vertices are also removed
*/
virtual void splitEdges( sofa::helper::vector<unsigned int> &indices,
const sofa::helper::vector< sofa::helper::vector< double > >& baryCoefs,
const bool removeIsolatedPoints = true);
/** \brief Gives the optimal vertex permutation according to the Reverse CuthillMckee algorithm (use BOOST GRAPH LIBRAIRY)
*/
virtual void resortCuthillMckee(sofa::helper::vector<int>& inverse_permutation);
private:
EdgeSetTopologyContainer* m_container;
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif
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