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/***************************************************************************
Atom.h
-------------------
begin : Wed Aug 8 2001
copyright : (C) 2001 TIMC (Emmanuel Promayon, Matthieu Chabanas)
email : Emmanuel.Promayon@imag.fr
Date : $Date: 2006/10/17 14:33:21 $
Version : $Revision: 1.11 $
***************************************************************************/
/***************************************************************************
* *
* 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 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef ATOM_H
#define ATOM_H
#include "Structure.h"
#include "AtomProperties.h"
#include <RenderingMode.h>
#include <cstring>
#include <sofa/helper/system/config.h>
/** An atom has an unique index in the physical model object, a 3D position, and different basic properties.
* It is the most basic structure composing a physical model.
* It is on an atoms that the forces and loads could be applied in order to generate dynamics.
* $Revision: 1.11 $
*/
class Atom : public Structure {
public:
/** Default constructor : set the position to the origin, generate a unique index */
Atom(PhysicalModel *);
/** constructor from xml node: try to read and get the parmaters from xml */
Atom(PhysicalModel *, xmlNodePtr);
/** constructor : generate a unique index
* @param pos the initial position of the created atom (array of 3 SReal)
*/
Atom(PhysicalModel *, const SReal pos[3]);
/** set the position to the origin
* @param ind give the unique index
*/
Atom(PhysicalModel *, const unsigned int ind);
/** constructor : generate a unique index
* @param ind give the unique index
* @param pos the initial position of the created atom (array of 3 SReal)
*/
Atom(PhysicalModel *, const unsigned int ind, const SReal pos[3]);
/** std destructor
*/
~Atom();
/** print to an output stream in "pseaudo" XML format.
*/
void xmlPrint(std::ostream &, const StructuralComponent *);
/// get the position of the atom (array of 3 SReals)
void getPosition(SReal pos[3]) const;
/// set the position of the atom
void setPosition(const SReal [3]);
/// set the position of the atom
void setPosition(const SReal ,const SReal ,const SReal );
/** set the index.
* The index <b>have to be unique</b> otherwise this method
* has no effect.
* The sub-classes method will check that this index is not in use.
* @return true only if the index of the structure was changed
*/
virtual bool setIndex(const unsigned int);
/// return true only if the parameter is equal to "Atom"
virtual bool isInstanceOf(const char *) const;
/// Get a ptr to the AtomProperties
AtomProperties * getProperties() const;
};
// -------------------- inline ---------------------
inline void Atom::getPosition(SReal p[3]) const {
return getProperties()->getPosition(p);
}
inline void Atom::setPosition(const SReal pos[3]) {
getProperties()->setPosition(pos);
}
inline void Atom::setPosition(const SReal x, const SReal y,const SReal z) {
getProperties()->setPosition(x,y,z);
}
inline bool Atom::isInstanceOf(const char *className) const {
return (strcmp(className, "Atom")==0);
}
inline AtomProperties * Atom::getProperties() const {
return (AtomProperties *) properties;
}
#endif //ATOM_H
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