1 |
/* |
2 |
* Copyright (C) 2000-2004 Object Oriented Parallel Simulation Engine (OOPSE) project |
3 |
* |
4 |
* Contact: oopse@oopse.org |
5 |
* |
6 |
* This program is free software; you can redistribute it and/or |
7 |
* modify it under the terms of the GNU Lesser General Public License |
8 |
* as published by the Free Software Foundation; either version 2.1 |
9 |
* of the License, or (at your option) any later version. |
10 |
* All we ask is that proper credit is given for our work, which includes |
11 |
* - but is not limited to - adding the above copyright notice to the beginning |
12 |
* of your source code files, and to any copyright notice that you may distribute |
13 |
* with programs based on this work. |
14 |
* |
15 |
* This program is distributed in the hope that it will be useful, |
16 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 |
* GNU Lesser General Public License for more details. |
19 |
* |
20 |
* You should have received a copy of the GNU Lesser General Public License |
21 |
* along with this program; if not, write to the Free Software |
22 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
23 |
* |
24 |
*/ |
25 |
|
26 |
/** |
27 |
* @file FixedBondType.hpp |
28 |
* @author tlin |
29 |
* @date 11/18/2004 |
30 |
* @version 1.0 |
31 |
*/ |
32 |
|
33 |
#ifndef TYPES_FIXEDBONDTYPE_HPP |
34 |
#define TYPES_FIXEDBONDTYPE_HPP |
35 |
|
36 |
|
37 |
#include "types/BondType.hpp" |
38 |
|
39 |
namespace oopse { |
40 |
|
41 |
/** |
42 |
* @class FixedBondType FixedBondType.hpp "types/FixedBondType.hpp" |
43 |
* FixedBondType class is responsible for calculating the force and energy of the bond |
44 |
*/ |
45 |
class FixedBondType : public BondType{ |
46 |
public: |
47 |
FixedBondType(double r0) : BondType(r0) {} |
48 |
virtual ~FixedBondType() {} |
49 |
|
50 |
virtual void calcForce(double r, double& V, double& dVdr) { |
51 |
V = 0.0; |
52 |
dVdr = 0.0; |
53 |
} |
54 |
|
55 |
}; |
56 |
|
57 |
|
58 |
} //end namespace oopse |
59 |
#endif //TYPES_FIXEDBONDTYPE_HPP |