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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_FORCEFIELD_REGULARGRIDSPRINGFORCEFIELD_H
#define SOFA_COMPONENT_FORCEFIELD_REGULARGRIDSPRINGFORCEFIELD_H
#include <sofa/component/forcefield/StiffSpringForceField.h>
#include <sofa/component/topology/RegularGridTopology.h>
namespace sofa
{
namespace component
{
namespace forcefield
{
template<class DataTypes>
class RegularGridSpringForceField : public StiffSpringForceField<DataTypes>
{
double m_potentialEnergy;
public:
typedef StiffSpringForceField<DataTypes> Inherit;
typedef typename Inherit::Spring Spring;
typedef typename DataTypes::VecCoord VecCoord;
typedef typename DataTypes::VecDeriv VecDeriv;
typedef typename DataTypes::Coord Coord;
typedef typename DataTypes::Deriv Deriv;
typedef typename Coord::value_type Real;
//virtual const char* getTypeName() const { return "RegularGridSpringForceField"; }
protected:
Data< Real > linesStiffness;
Data< Real > linesDamping;
Data< Real > quadsStiffness;
Data< Real > quadsDamping;
Data< Real > cubesStiffness;
Data< Real > cubesDamping;
public:
RegularGridSpringForceField(core::componentmodel::behavior::MechanicalState<DataTypes>* object1, core::componentmodel::behavior::MechanicalState<DataTypes>* object2)
: StiffSpringForceField<DataTypes>(object1, object2),
linesStiffness (this->initData(&linesStiffness,Real(100),"linesStiffness","Lines Stiffness"))
, linesDamping (this->initData(&linesDamping ,Real(5),"linesDamping" ,"Lines Damping"))
, quadsStiffness(this->initData(&quadsStiffness,Real(100),"quadsStiffness","Quads Stiffness"))
, quadsDamping (this->initData(&quadsDamping ,Real(5),"quadsDamping" ,"Quads Damping"))
, cubesStiffness(this->initData(&cubesStiffness,Real(100),"cubesStiffness","Cubes Stiffness"))
, cubesDamping (this->initData(&cubesDamping ,Real(5),"cubesDamping" ,"Cubes Damping"))
, topology(NULL)
{
this->addAlias(&linesStiffness, "stiffness");this->addAlias(&linesDamping, "damping");
this->addAlias(&quadsStiffness, "stiffness");this->addAlias(&quadsDamping, "damping");
this->addAlias(&cubesStiffness, "stiffness");this->addAlias(&cubesDamping, "damping");
}
RegularGridSpringForceField()
:
linesStiffness (this->initData(&linesStiffness,Real(100),"linesStiffness","Lines Stiffness"))
, linesDamping (this->initData(&linesDamping ,Real(5),"linesDamping" ,"Lines Damping"))
, quadsStiffness(this->initData(&quadsStiffness,Real(100),"quadsStiffness","Quads Stiffness"))
, quadsDamping (this->initData(&quadsDamping ,Real(5),"quadsDamping" ,"Quads Damping"))
, cubesStiffness(this->initData(&cubesStiffness,Real(100),"cubesStiffness","Cubes Stiffness"))
, cubesDamping (this->initData(&cubesDamping ,Real(5),"cubesDamping" ,"Cubes Damping"))
, topology(NULL)
{
this->addAlias(&linesStiffness, "stiffness");this->addAlias(&linesDamping, "damping");
this->addAlias(&quadsStiffness, "stiffness");this->addAlias(&quadsDamping, "damping");
this->addAlias(&cubesStiffness, "stiffness");this->addAlias(&cubesDamping, "damping");
}
Real getStiffness() const { return linesStiffness.getValue(); }
Real getLinesStiffness() const { return linesStiffness.getValue(); }
Real getQuadsStiffness() const { return quadsStiffness.getValue(); }
Real getCubesStiffness() const { return cubesStiffness.getValue(); }
void setStiffness(Real val)
{
linesStiffness.setValue(val);
quadsStiffness.setValue(val);
cubesStiffness.setValue(val);
}
void setLinesStiffness(Real val)
{
linesStiffness.setValue(val);
}
void setQuadsStiffness(Real val)
{
quadsStiffness.setValue(val);
}
void setCubesStiffness(Real val)
{
cubesStiffness.setValue(val);
}
Real getDamping() const { return linesDamping.getValue(); }
Real getLinesDamping() const { return linesDamping.getValue(); }
Real getQuadsDamping() const { return quadsDamping.getValue(); }
Real getCubesDamping() const { return cubesDamping.getValue(); }
void setDamping(Real val)
{
linesDamping.setValue(val);
quadsDamping.setValue(val);
cubesDamping.setValue(val);
}
void setLinesDamping(Real val)
{
linesDamping.setValue(val);
}
void setQuadsDamping(Real val)
{
quadsDamping.setValue(val);
}
void setCubesDamping(Real val)
{
cubesDamping.setValue(val);
}
virtual void init();
virtual void addForce(VecDeriv& f1, VecDeriv& f2, const VecCoord& x1, const VecCoord& x2, const VecDeriv& v1, const VecDeriv& v2);
virtual void addDForce(VecDeriv& df1, VecDeriv& df2, const VecDeriv& dx1, const VecDeriv& dx2, double kFactor, double bFactor);
virtual void draw();
protected:
topology::RegularGridTopology* topology;
};
#if defined(WIN32) && !defined(SOFA_COMPONENT_FORCEFIELD_REGULARGRIDSPRINGFORCEFIELD_CPP)
#pragma warning(disable : 4231)
#ifndef SOFA_FLOAT
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec3dTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec2dTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec1dTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec6dTypes>;
#endif
#ifndef SOFA_DOUBLE
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec3fTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec2fTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec1fTypes>;
extern template class SOFA_COMPONENT_FORCEFIELD_API RegularGridSpringForceField<defaulttype::Vec6fTypes>;
#endif
#endif
} // namespace forcefield
} // namespace component
} // namespace sofa
#endif
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