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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: SurfElem.hpp,v 1.4 2005/10/30 23:11:02 delpinux Exp $
// This is the base class used to deal with Surfacic Elements
#ifndef SURF_ELEM_HPP
#define SURF_ELEM_HPP
#include <Cell.hpp>
/**
* @file SurfElem.hpp
* @author Stephane Del Pino
* @date Sat Oct 29 20:01:07 2005
*
* @brief This class is the base class for Surfacic Elements.
*
* @note This is a very old class that definilty needs a lifting ;-)
*/
class SurfElem
: public Cell
{
protected:
/**
* The mother cell (ie: a 3d element which interacts with the triangle)
*
*/
const Cell* __motherCell;
size_t __motherCellFaceNumber;
public:
/**
* Access to the mother cell
*
*/
const Cell& mother() const
{
assert(__motherCell!=0);
return *__motherCell;
}
/**
* Access to the mother cell face number
*
*/
const size_t motherCellFaceNumber() const
{
assert(__motherCell!=0);
return __motherCellFaceNumber;
}
/**
* Sets the mother cell
*
*/
void setMother(const Cell* cell,
const size_t faceNumber)
{
__motherCell = cell;
__motherCellFaceNumber = faceNumber;
}
/**
* Operator equal
*
* @param S
*
* @return *this
*/
inline const SurfElem& operator = (const SurfElem& S)
{
Cell::operator=(S);
__motherCell = S.__motherCell;
__motherCellFaceNumber = S.__motherCellFaceNumber;
return *this;
}
/**
* Returns the normal to the face.
*
*
* @return normal
*/
virtual const TinyVector<3,real_t> normal() const = 0;
SurfElem(const size_t& numberOfVertices,
const size_t& reference = 0)
: Cell(numberOfVertices, reference),
__motherCell(0),
__motherCellFaceNumber(std::numeric_limits<size_t>::max())
{
;
}
SurfElem(const SurfElem& s)
: Cell(s),
__motherCell(s.__motherCell),
__motherCellFaceNumber(s.__motherCellFaceNumber)
{
;
}
//! Virtual destructor
virtual ~SurfElem()
{
;
}
};
#endif // SURF_ELEM_HPP
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