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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// This program 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 General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: PDEProblem.hpp,v 1.3 2006/07/20 19:08:54 delpinux Exp $
#ifndef PDE_PROBLEM_HPP
#define PDE_PROBLEM_HPP
#include <PDE.hpp>
#include <BoundaryConditionSet.hpp>
#include <StreamCenter.hpp>
/**
* @file PDEProblem.hpp
* @author Stephane Del Pino
* @date Thu Jul 20 00:00:39 2006
*
* @brief this class defines PDE problems
*
*/
class PDEProblem
{
private:
ConstReferenceCounting<PDE> __pde; /**< a given PDE */
ReferenceCounting<BoundaryConditionSet>
__boundaryConditionSet; /**< a given boundary condition set */
public:
/**
* Read only access to the PDE
*
* @return *__pde
*/
const PDE& pde() const
{
return *__pde;
}
/**
* Read-only access to the boundary condition set
*
* @return *__boundaryConditionSet
*/
const BoundaryConditionSet&
boundaryConditionSet() const
{
return *__boundaryConditionSet;
}
/**
* "multiplies" a PDE problem by a coefficient @a c
*
* @param c the coefficient
*
* @return the new PDEProblem
*/
ReferenceCounting<PDEProblem>
operator*(const ConstReferenceCounting<ScalarFunctionBase>& c) const
{
PDEProblem* newPDEProblem = new PDEProblem(*this);
newPDEProblem->__pde = (*__pde) * c;
return newPDEProblem;
}
/**
* Writes the PDE problem to a stream
*
* @param os given stream
* @param P the problem
*
* @return os
*/
friend std::ostream&
operator << (std::ostream& os, const PDEProblem& P)
{
os << *P.__pde << '\n';
os << *P.__boundaryConditionSet;
return os;
}
/**
* Constructor
*
* @param pde given PDE
* @param boundaryConditionSet a boundary condition set
*/
PDEProblem(ReferenceCounting<PDE> pde,
ReferenceCounting<BoundaryConditionSet> boundaryConditionSet)
: __pde(pde),
__boundaryConditionSet(boundaryConditionSet)
{
;
}
/**
* Copy constructor
*
* @param pdeProblem a given PDE problem
*/
PDEProblem(const PDEProblem& pdeProblem)
: __pde(pdeProblem.__pde),
__boundaryConditionSet(pdeProblem.__boundaryConditionSet)
{
;
}
/**
* Destructor
*
*/
virtual ~PDEProblem()
{
;
}
};
#endif // PDE_PROBLEM_HPP
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