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root/group/branches/new_design/OOPSE-4/src/integrators/VelocityVerletIntegrator.hpp
Revision: 1820
Committed: Thu Dec 2 00:09:35 2004 UTC (19 years, 7 months ago) by tim
File size: 2866 byte(s)
Log Message:
NVE get built

File Contents

# Content
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 VelocityVerletIntegrator.hpp
28 * @author tlin
29 * @date 11/08/2004
30 * @time 13:25am
31 * @version 1.0
32 */
33
34 #ifndef INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
35 #define INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP
36
37 #include "integrators/Integrator.hpp"
38 #include "integrators/RotationAlgorithm.hpp"
39
40 namespace oopse {
41
42 /**
43 * @class VelocityVerletIntegrator VelocityVerletIntegrator.hpp "integrators/VelocityVerletIntegrator.hpp"
44 * @brief Velocity-Verlet Family Integrator
45 * Template pattern is used in VelocityVerletIntegrator class.
46 */
47 class VelocityVerletIntegrator : public Integrator {
48 public:
49 virtual ~VelocityVerletIntegrator();
50
51 void setRotationAlgorithm(RotationAlgorithm* algo) {
52 if (algo != rotAlgo && rotAlgo != NULL){
53 delete rotAlgo;
54 }
55
56 rotAlgo = algo;
57 }
58
59 protected:
60
61 VelocityVerletIntegrator(SimInfo* info);
62
63 virtual void doIntegrate();
64
65 virtual void initialize();
66
67 virtual void preStep();
68
69 virtual void postStep();
70
71 virtual void finalize();
72
73 RotationAlgorithm* rotAlgo;
74
75 double dt2;
76
77 double currSample;
78 double currStatus;
79 double currThermal;
80
81 private:
82
83 virtual void integrateStep();
84
85 virtual void calcForce(bool needPotential, bool needStress);
86
87 virtual void moveA() = 0;
88
89 virtual void moveB() = 0;
90
91 virtual DumpWriter* createDumpWriter();
92
93 virtual StatWriter* createStatWriter();
94
95 };
96
97 } //end namespace oopse
98 #endif //INTEGRATORS_VELOCITYVERLETINTEGRATOR_HPP

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