/usr/include/sofa/component/topology/Mesh2PointTopologicalMapping.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_MESH2POINTTOPOLOGICALMAPPING_H
#define SOFA_COMPONENT_TOPOLOGY_MESH2POINTTOPOLOGICALMAPPING_H
#include <sofa/core/componentmodel/topology/TopologicalMapping.h>
#include <sofa/defaulttype/Vec.h>
#include <map>
#include <set>
#include <sofa/core/BaseMapping.h>
#include <sofa/component/topology/PointData.h>
#include <sofa/component/topology/EdgeData.h>
#include <sofa/component/topology/TriangleData.h>
#include <sofa/component/topology/QuadData.h>
#include <sofa/component/topology/TetrahedronData.h>
#include <sofa/component/topology/HexahedronData.h>
namespace sofa
{
namespace component
{
namespace topology
{
using namespace sofa::defaulttype;
using namespace sofa::component::topology;
using namespace sofa::core::componentmodel::topology;
using namespace sofa::core;
/**
* This class, called Mesh2PointTopologicalMapping, is a specific implementation of the interface TopologicalMapping where :
*
* INPUT TOPOLOGY = any MeshTopology
* OUTPUT TOPOLOGY = A PointSetTopologie, as the boundary of the INPUT TOPOLOGY
*
* Each primitive in the input Topology will be mapped to a point in the output topology computed from a parameter vector (pointBaryCoords, edgeBaryCoords, triangleBaryCoords, quadBaryCoords, tetraBaryCoords, hexaBaryCoords)
*
* Mesh2PointTopologicalMapping class is templated by the pair (INPUT TOPOLOGY, OUTPUT TOPOLOGY)
*
*/
class Mesh2PointTopologicalMapping : public TopologicalMapping
{
public:
/** \brief Constructor.
*
* @param from the topology issuing TopologyChange objects (the "source").
* @param to the topology for which the TopologyChange objects must be translated (the "target").
*/
Mesh2PointTopologicalMapping ( In* from=NULL, Out* to=NULL );
/** \brief Destructor.
*
* Does nothing.
*/
virtual ~Mesh2PointTopologicalMapping(){};
/** \brief Initializes the target BaseTopology from the source BaseTopology.
*/
virtual void init();
/// Method called at each topological changes propagation which comes from the INPUT topology to adapt the OUTPUT topology :
virtual void updateTopologicalMappingTopDown();
virtual unsigned int getGlobIndex(unsigned int ind)
{
if(ind<pointSource.size()){
return pointSource[ind].second;
}else{
return 0;
}
}
virtual unsigned int getFromIndex(unsigned int ind)
{
return ind;
}
/// Pre-construction check method called by ObjectFactory.
///
/// This implementation read the object1 and object2 attributes and check
/// if they are compatible with the input and output topology types of this
/// mapping.
template<class T>
static bool canCreate ( T*& obj, core::objectmodel::BaseContext* context, core::objectmodel::BaseObjectDescription* arg )
{
if ( arg->findObject ( arg->getAttribute ( "object1","../.." ) ) == NULL )
context->serr << "Cannot create "<<className ( obj ) <<" as object1 is missing."<<context->sendl;
if ( arg->findObject ( arg->getAttribute ( "object2",".." ) ) == NULL )
context->serr << "Cannot create "<<className ( obj ) <<" as object2 is missing."<<context->sendl;
if ( arg->findObject ( arg->getAttribute ( "object1","../.." ) ) == NULL || arg->findObject ( arg->getAttribute ( "object2",".." ) ) == NULL )
return false;
BaseMeshTopology* topoIn;
BaseMeshTopology* topoOut;
( dynamic_cast<sofa::core::objectmodel::BaseObject*> ( arg->findObject ( arg->getAttribute ( "object1","../.." ) ) ) )->getContext()->get ( topoIn );
( dynamic_cast<sofa::core::objectmodel::BaseObject*> ( arg->findObject ( arg->getAttribute ( "object2",".." ) ) ) )->getContext()->get ( topoOut );
if ( dynamic_cast<In*> ( topoIn ) == NULL )
return false;
if ( dynamic_cast<Out*> ( topoOut ) == NULL )
return false;
return BaseMapping::canCreate ( obj, context, arg );
}
/// Construction method called by ObjectFactory.
///
/// This implementation read the object1 and object2 attributes to
/// find the input and output topologies of this mapping.
template<class T>
static void create ( T*& obj, core::objectmodel::BaseContext* context, core::objectmodel::BaseObjectDescription* arg )
{
BaseMeshTopology* topoIn=NULL;
BaseMeshTopology* topoOut=NULL;
if ( arg )
{
if ( arg->findObject ( arg->getAttribute ( "object1","../.." ) ) != NULL )
( dynamic_cast<sofa::core::objectmodel::BaseObject*> ( arg->findObject ( arg->getAttribute ( "object1","../.." ) ) ) )->getContext()->get ( topoIn );
if ( arg->findObject ( arg->getAttribute ( "object2",".." ) ) != NULL )
( dynamic_cast<sofa::core::objectmodel::BaseObject*> ( arg->findObject ( arg->getAttribute ( "object2",".." ) ) ) )->getContext()->get ( topoOut );
}
obj = new T (
( arg?dynamic_cast<In*> ( topoIn ) :NULL ),
( arg?dynamic_cast<Out*> ( topoOut ) :NULL ) );
if ( context ) context->addObject ( obj );
if ( ( arg ) && ( arg->getAttribute ( "object1" ) ) )
{
obj->object1.setValue ( arg->getAttribute ( "object1" ) );
arg->removeAttribute ( "object1" );
}
if ( ( arg ) && ( arg->getAttribute ( "object2" ) ) )
{
obj->object2.setValue ( arg->getAttribute ( "object2" ) );
arg->removeAttribute ( "object2" );
}
if ( arg ) obj->parse ( arg );
}
enum Element {
POINT = 0,
EDGE,
TRIANGLE,
QUAD,
TETRA,
HEXA,
NB_ELEMENTS
};
const vector< vector<int> >& getPointsMappedFromPoint() const { return pointsMappedFrom[POINT]; }
const vector< vector<int> >& getPointsMappedFromEdge() const { return pointsMappedFrom[EDGE]; }
const vector< vector<int> >& getPointsMappedFromTriangle() const { return pointsMappedFrom[TRIANGLE]; }
const vector< vector<int> >& getPointsMappedFromQuad() const { return pointsMappedFrom[QUAD]; }
const vector< vector<int> >& getPointsMappedFromTetra() const { return pointsMappedFrom[TETRA]; }
const vector< vector<int> >& getPointsMappedFromHexa() const { return pointsMappedFrom[HEXA]; }
const vector< Vec3d >& getPointBaryCoords() const { return pointBaryCoords.getValue(); }
const vector< Vec3d >& getEdgeBaryCoords() const { return edgeBaryCoords.getValue(); }
const vector< Vec3d >& getTriangleBaryCoords() const { return triangleBaryCoords.getValue(); }
const vector< Vec3d >& getQuadBaryCoords() const { return quadBaryCoords.getValue(); }
const vector< Vec3d >& getTetraBaryCoords() const { return tetraBaryCoords.getValue(); }
const vector< Vec3d >& getHexaBaryCoords() const { return hexaBaryCoords.getValue(); }
const vector< std::pair<Element,int> >& getPointSource() const { return pointSource;}
protected:
Data< std::string > object1;
Data< std::string > object2;
Data< vector< Vec3d > > pointBaryCoords; ///< Coordinates for the points of the output topology created from the points of the input topology
Data< vector< Vec3d > > edgeBaryCoords; ///< Coordinates for the points of the output topology created from the edges of the input topology
Data< vector< Vec3d > > triangleBaryCoords; ///< Coordinates for the points of the output topology created from the triangles of the input topology
Data< vector< Vec3d > > quadBaryCoords; ///< Coordinates for the points of the output topology created from the quads of the input topology
Data< vector< Vec3d > > tetraBaryCoords; ///< Coordinates for the points of the output topology created from the tetra of the input topology
Data< vector< Vec3d > > hexaBaryCoords; ///< Coordinates for the points of the output topology created from the hexa of the input topology
vector< vector<int> > pointsMappedFrom[NB_ELEMENTS]; ///< Points mapped from the differents elements (see the enum Element declared before)
vector< std::pair<Element,int> > pointSource; ///< Correspondance between the points mapped and the elements from which are mapped
std::set<unsigned int> pointsToRemove;
void swapInput(Element elem, int i1, int i2);
void removeInput(Element elem, const sofa::helper::vector<unsigned int>& tab );
void renumberInput(Element elem, const sofa::helper::vector<unsigned int>& index );
void swapOutputPoints(int i1, int i2, bool removeLast = false);
void removeOutputPoints( const sofa::helper::vector<unsigned int>& tab );
};
} // namespace topology
} // namespace component
} // namespace sofa
#endif // SOFA_COMPONENT_TOPOLOGY_TETRA2TRIANGLETOPOLOGICALMAPPING_H
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