/usr/include/sofa/component/topology/PointSetTopologyModifier.h is in libsofa1-dev 1.0~beta4-9.
This file is owned by root:root, with mode 0o644.
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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_POINTSETTOPOLOGYMODIFIER_H
#define SOFA_COMPONENT_TOPOLOGY_POINTSETTOPOLOGYMODIFIER_H
#include <sofa/helper/vector.h>
#include <sofa/core/componentmodel/topology/BaseTopology.h>
#include <sofa/component/component.h>
namespace sofa
{
namespace component
{
namespace topology
{
class PointSetTopologyContainer;
using core::componentmodel::topology::BaseMeshTopology;
typedef BaseMeshTopology::PointID PointID;
/**
* A class that can apply basic topology transformations on a set of points.
*/
class SOFA_COMPONENT_CONTAINER_API PointSetTopologyModifier : public core::componentmodel::topology::TopologyModifier
{
public:
PointSetTopologyModifier()
: TopologyModifier()
{}
virtual ~PointSetTopologyModifier() {}
virtual void init();
/** \brief Swap points i1 and i2.
*
*/
virtual void swapPoints(const int i1,const int i2);
/** \brief Sends a message to warn that some points were added in this topology.
*
* \sa addPointsProcess
*/
void addPointsWarning(const unsigned int nPoints, const bool addDOF = true);
/** \brief Sends a message to warn that some points were added in this topology.
*
* \sa addPointsProcess
*/
void addPointsWarning(const unsigned int nPoints,
const sofa::helper::vector< sofa::helper::vector< unsigned int > >& ancestors,
const sofa::helper::vector< sofa::helper::vector< double > >& coefs,
const bool addDOF = true);
/** \brief Add some points to this topology.
*
* \sa addPointsWarning
*/
virtual void addPointsProcess(const unsigned int nPoints);
/** \brief Sends a message to warn that some points are about to be deleted.
*
* \sa removePointsProcess
*/
// side effect: indices are sorted first
void removePointsWarning(/*const*/ sofa::helper::vector<unsigned int> &indices,
const bool removeDOF = true);
/** \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
*
* @param indices is not const because it is actually sorted from the highest index to the lowest one.
* @param removeDOF if true the points are actually deleted from the mechanical object's state vectors
*/
virtual void removePointsProcess(const sofa::helper::vector<unsigned int> &indices,
const bool removeDOF = true);
/** \brief Sends a message to warn that points are about to be reordered.
*
* \sa renumberPointsProcess
*/
void renumberPointsWarning( const sofa::helper::vector<unsigned int> &index,
const sofa::helper::vector<unsigned int> &inv_index,
const bool renumberDOF = 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 Called by a topology to warn specific topologies linked to it that TopologyChange objects happened.
*
* ChangeList should contain all TopologyChange objects corresponding to changes in this topology
* that just happened (in the case of creation) or are about to happen (in the case of destruction) since
* last call to propagateTopologicalChanges.
*
* @sa firstChange()
* @sa lastChange()
*/
void propagateTopologicalChanges();
/** \brief Called by a topology to warn the Mechanical Object component that points have been added or will be removed.
*
* StateChangeList should contain all TopologyChange objects corresponding to vertex changes in this topology
* that just happened (in the case of creation) or are about to happen (in the case of destruction) since
* last call to propagateTopologicalChanges.
*
* @sa firstChange()
* @sa lastChange()
*/
void propagateStateChanges();
/// @}
/** \notify the end for the current sequence of topological change events.
*/
void notifyEndingEvent();
/** \brief Generic method to remove a list of items.
*/
virtual void removeItems(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*/)
{ }
private:
PointSetTopologyContainer* m_container;
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif // SOFA_COMPONENTS_POINTSETTOPOLOGYMODIFIER_H
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