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friction_coefficient.hh
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/**
* @file friction_coefficient.hh
*
* @author David Simon Kammer <david.kammer@epfl.ch>
*
* @date Tue Mar 22 13:18:24 2011
*
* @brief interface for friction coefficient computation
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu 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 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_FRICTION_COEFFICIENT_HH__
#define __AKANTU_FRICTION_COEFFICIENT_HH__
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_array.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
class ContactRigid;
/* -------------------------------------------------------------------------- */
class FrictionCoefficient {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
FrictionCoefficient(ContactRigid & contact,
const Surface & master_surface);
virtual ~FrictionCoefficient();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// read properties
virtual void setParam(const std::string & key, const std::string & value);
/// initialize variables needed to compute the friction coefficient
virtual void initializeComputeFricCoef() = 0;
/// add an impactor surface to this master surface
virtual void addImpactorSurface(__attribute__ ((unused)) const Surface & impactor_surface) {};
/// remove an impactor surface of this master surface
virtual void removeImpactorSurface(__attribute__ ((unused)) const Surface & impactor_surface) {};
/// fill table with friction coefficient
void computeFrictionCoefficient(Array<Real> & fric_coef);
/// compute the friction coefficient for a given node
virtual Real computeFricCoef(UInt impactor_node_index) = 0;
/// function to print the contain of the class
//virtual void printself(std::ostream & stream, int indent = 0) const;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO(MasterSurface, master_surface, const Surface &);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// associated contact
ContactRigid & contact;
/// associated master surface
const Surface master_surface;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
/*
#if defined (AKANTU_INCLUDE_INLINE_IMPL)
# include "friction_coefficient_inline_impl.cc"
#endif
/// standard output stream operator
inline std::ostream & operator <<(std::ostream & stream, const FrictionCoefficient & _this)
{
_this.printself(stream);
return stream;
}
*/
__END_AKANTU__
#endif /* __AKANTU_FRICTION_COEFFICIENT_HH__ */

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