/usr/include/sofa/component/topology/TriangleSetTopologyModifier.h is in libsofa1-dev 1.0~beta4-10ubuntu2.
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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_TRIANGLESETTOPOLOGYMODIFIER_H
#define SOFA_COMPONENT_TOPOLOGY_TRIANGLESETTOPOLOGYMODIFIER_H
#include <sofa/component/topology/EdgeSetTopologyModifier.h>
namespace sofa
{
namespace component
{
namespace topology
{
class TriangleSetTopologyContainer;
using core::componentmodel::topology::BaseMeshTopology;
typedef BaseMeshTopology::TriangleID TriangleID;
typedef BaseMeshTopology::Triangle Triangle;
typedef BaseMeshTopology::SeqTriangles SeqTriangles;
typedef BaseMeshTopology::VertexTriangles VertexTriangles;
typedef BaseMeshTopology::EdgeTriangles EdgeTriangles;
typedef BaseMeshTopology::TriangleEdges TriangleEdges;
/**
* A class that modifies the topology by adding and removing triangles
*/
class SOFA_COMPONENT_CONTAINER_API TriangleSetTopologyModifier : public EdgeSetTopologyModifier
{
public:
TriangleSetTopologyModifier(){}
virtual ~TriangleSetTopologyModifier() {}
virtual void init();
virtual void reinit(){};
/** \brief Sends a message to warn that some triangles were added in this topology.
*
* \sa addTrianglesProcess
*/
void addTrianglesWarning(const unsigned int nTriangles,
const sofa::helper::vector< Triangle >& trianglesList,
const sofa::helper::vector< unsigned int >& trianglesIndexList) ;
/** \brief Sends a message to warn that some triangles were added in this topology.
*
* \sa addTrianglesProcess
*/
void addTrianglesWarning(const unsigned int nTriangles,
const sofa::helper::vector< Triangle >& trianglesList,
const sofa::helper::vector< unsigned int >& trianglesIndexList,
const sofa::helper::vector< sofa::helper::vector< unsigned int > > & ancestors,
const sofa::helper::vector< sofa::helper::vector< double > >& baryCoefs) ;
/** \brief add a triangle to the topology.
*/
void addSingleTriangleProcess (Triangle t);
/** \brief Add some triangles. Test precondition and apply:
* TriangleSetTopologyModifier::addSingleTriangleProcess
* TriangleSetTopologyModifier::addTrianglesPostProcessing
* \sa addTrianglesWarning
*/
virtual void addTrianglesProcess(const sofa::helper::vector< Triangle > &triangles);
/** \brief Add a triangle. Test precondition and apply:
* TriangleSetTopologyModifier::addSingleTriangleProcess
* TriangleSetTopologyModifier::addTrianglesPostProcessing
*/
void addTriangleProcess(Triangle e);
/** \brief Add some points to this topology.
*
* \sa addPointsWarning
*/
virtual void addPointsProcess(const unsigned int nPoints);
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
void addEdgesWarning(const unsigned int nEdges,
const sofa::helper::vector< Edge >& edgesList,
const sofa::helper::vector< unsigned int >& edgesIndexList)
{
EdgeSetTopologyModifier::addEdgesWarning( nEdges, edgesList, edgesIndexList);
}
/** \brief Sends a message to warn that some edges were added in this topology.
*
* \sa addEdgesProcess
*/
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)
{
EdgeSetTopologyModifier::addEdgesWarning( nEdges, edgesList, edgesIndexList, ancestors, baryCoefs);
}
/** \brief Add some edges to this topology.
*
* \sa addEdgesWarning
*/
void addEdgesProcess(const sofa::helper::vector< Edge > &edges);
/** \brief Generic method to remove a list of items.
*/
virtual void removeItems(sofa::helper::vector< unsigned int >& items);
/** \brief Remove a set of triangles
@param triangles an array of triangle indices to be removed (note that the array is not const since it needs to be sorted)
*
@param removeIsolatedEdges if true isolated edges are also removed
@param removeIsolatedPoints if true isolated vertices are also removed
*
*/
virtual void removeTriangles(sofa::helper::vector< unsigned int >& triangles,
const bool removeIsolatedEdges,
const bool removeIsolatedPoints);
/** \brief Sends a message to warn that some triangles are about to be deleted.
*
* \sa removeTrianglesProcess
*
* Important : parameter indices is not const because it is actually sorted from the highest index to the lowest one.
*/
virtual void removeTrianglesWarning(sofa::helper::vector<unsigned int> &triangles);
/** \brief Remove a subset of triangles. Eventually remove isolated edges and vertices
*
* Important : some structures might need to be warned BEFORE the points are actually deleted, so always use method removeEdgesWarning before calling removeEdgesProcess.
* \sa removeTrianglesWarning
*
* @param removeIsolatedEdges if true isolated edges are also removed
* @param removeIsolatedPoints if true isolated vertices are also removed
*/
virtual void removeTrianglesProcess( const sofa::helper::vector<unsigned int> &indices,
const bool removeIsolatedEdges=false,
const bool removeIsolatedPoints=false);
/** \brief Remove a subset of edges
*
* Important : some structures might need to be warned BEFORE the points are actually deleted, so always use method removeEdgesWarning before calling removeEdgesProcess.
* \sa removeEdgesWarning
*
* @param removeIsolatedItems if true isolated vertices are also removed
* Important : parameter indices is not const because it is actually sorted from the highest index to the lowest one.
*/
virtual void removeEdgesProcess( const sofa::helper::vector<unsigned int> &indices,
const bool removeIsolatedItems=false);
/** \brief Remove a subset of points
*
* Elements corresponding to these points are removed from 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(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 Generic method for points renumbering
*/
virtual void renumberPoints( const sofa::helper::vector<unsigned int> &index,
const sofa::helper::vector<unsigned int> &inv_index);
protected:
/** \brief Precondition to fulfill before removing triangles. No preconditions are needed in this class. This function should be inplemented in children classes.
*
*/
virtual bool removeTrianglesPreconditions(const sofa::helper::vector< unsigned int >& items);
/**\brief: Postprocessing to apply to topology triangles. Nothing to do in this class. This function should be inplemented in children classes.
*
*/
virtual void removeTrianglesPostProcessing(const sofa::helper::vector< unsigned int >& edgeToBeRemoved, const sofa::helper::vector< unsigned int >& vertexToBeRemoved );
virtual void Debug(){}; // TO BE REMOVED WHEN MANIFOLD MODIFIER IS SURE.
/** \brief Precondition to fulfill before adding triangles. No preconditions are needed in this class. This function should be inplemented in children classes.
*
*/
virtual bool addTrianglesPreconditions(const sofa::helper::vector <Triangle>& triangles);
/**\brief: Postprocessing to apply to topology triangles. Nothing to do in this class. This function should be inplemented in children classes.
*
*/
virtual void addTrianglesPostProcessing(const sofa::helper::vector <Triangle>& triangles);
private:
TriangleSetTopologyContainer* m_container;
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif
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