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root/group/trunk/OOPSE-3.0/src/integrators/LDForceManager.hpp
Revision: 2611
Committed: Mon Mar 13 22:42:40 2006 UTC (18 years, 4 months ago) by tim
File size: 3090 byte(s)
Log Message:
LangevinDynamics in progress

File Contents

# Content
1 /*
2 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3 *
4 * The University of Notre Dame grants you ("Licensee") a
5 * non-exclusive, royalty free, license to use, modify and
6 * redistribute this software in source and binary code form, provided
7 * that the following conditions are met:
8 *
9 * 1. Acknowledgement of the program authors must be made in any
10 * publication of scientific results based in part on use of the
11 * program. An acceptable form of acknowledgement is citation of
12 * the article in which the program was described (Matthew
13 * A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 * J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 * Parallel Simulation Engine for Molecular Dynamics,"
16 * J. Comput. Chem. 26, pp. 252-271 (2005))
17 *
18 * 2. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 *
21 * 3. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the
24 * distribution.
25 *
26 * This software is provided "AS IS," without a warranty of any
27 * kind. All express or implied conditions, representations and
28 * warranties, including any implied warranty of merchantability,
29 * fitness for a particular purpose or non-infringement, are hereby
30 * excluded. The University of Notre Dame and its licensors shall not
31 * be liable for any damages suffered by licensee as a result of
32 * using, modifying or distributing the software or its
33 * derivatives. In no event will the University of Notre Dame or its
34 * licensors be liable for any lost revenue, profit or data, or for
35 * direct, indirect, special, consequential, incidental or punitive
36 * damages, however caused and regardless of the theory of liability,
37 * arising out of the use of or inability to use software, even if the
38 * University of Notre Dame has been advised of the possibility of
39 * such damages.
40 */
41
42 #ifndef INTEGRATOR_LDFORCEMANAGER_HPP
43 #define INTEGRATOR_LDFORCEMANAGER_HPP
44
45 #include "brains/ForceManager.hpp"
46 #include "primitives/Molecule.hpp"
47 #include "math/SeqRandNumGen.hpp"
48
49 namespace oopse {
50
51 struct HydroProp{
52 Vector3d cod;
53 Mat3x3d Ddtt;
54 Mat3x3d Ddtr;
55 Mat3x3d Ddrr;
56 Mat3x3d Xidtt;
57 Mat3x3d Xidrt;
58 Mat3x3d Xidtr;
59 Mat3x3d Xidrr;
60
61 };
62
63 /**
64 * @class LDForceManager
65 * Force manager for Lagevin Dynamics applying friction and random forces as well as torques.
66 */
67 class LDForceManager : public ForceManager{
68
69 public:
70 LDForceManager(SimInfo * info);
71
72 protected:
73 virtual void postCalculation();
74
75 private:
76 std::map<std::string, HydroProp> parseFrictionFile(const std::string& filename);
77 void genRandomForceAndTorque(Vector3d& force, Vector3d& torque, unsigned int index, double variance);
78 std::vector<HydroProp> hydroProps_;
79 SeqRandNumGen randNumGen_;
80 double variance_;
81 };
82
83 } //end namespace oopse
84 #endif //BRAINS_FORCEMANAGER_HPP
85

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svn:executable *