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root/OpenMD/branches/development/src/optimization/PotentialEnergyObjectiveFunction.hpp
Revision: 1748
Committed: Wed Jun 6 19:54:09 2012 UTC (12 years, 10 months ago) by gezelter
File size: 3361 byte(s)
Log Message:
fixing some bugs, adding Shake

File Contents

# Content
1 /*
2 * Copyright (c) 2012 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. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the
15 * distribution.
16 *
17 * This software is provided "AS IS," without a warranty of any
18 * kind. All express or implied conditions, representations and
19 * warranties, including any implied warranty of merchantability,
20 * fitness for a particular purpose or non-infringement, are hereby
21 * excluded. The University of Notre Dame and its licensors shall not
22 * be liable for any damages suffered by licensee as a result of
23 * using, modifying or distributing the software or its
24 * derivatives. In no event will the University of Notre Dame or its
25 * licensors be liable for any lost revenue, profit or data, or for
26 * direct, indirect, special, consequential, incidental or punitive
27 * damages, however caused and regardless of the theory of liability,
28 * arising out of the use of or inability to use software, even if the
29 * University of Notre Dame has been advised of the possibility of
30 * such damages.
31 *
32 * SUPPORT OPEN SCIENCE! If you use OpenMD or its source code in your
33 * research, please cite the appropriate papers when you publish your
34 * work. Good starting points are:
35 *
36 * [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).
37 * [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).
38 * [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).
39 * [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010).
40 * [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41 */
42
43 #ifndef OPTIMIZATION_POTENTIALENERGYOBJECTIVEFUNCTION_HPP
44 #define OPTIMIZATION_POTENTIALENERGYOBJECTIVEFUNCTION_HPP
45
46 #include "optimization/ObjectiveFunction.hpp"
47 #include "brains/ForceManager.hpp"
48 #include "brains/Thermo.hpp"
49 #include "constraints/Shake.hpp"
50
51 using namespace QuantLib;
52 namespace OpenMD {
53 class PotentialEnergyObjectiveFunction : public ObjectiveFunction {
54
55 public:
56 PotentialEnergyObjectiveFunction(SimInfo* info, ForceManager* forceMan);
57
58 RealType value(const DynamicVector<RealType>& x);
59 void gradient(DynamicVector<RealType>& grad, const DynamicVector<RealType>& x);
60 RealType valueAndGradient(DynamicVector<RealType>& grad, const DynamicVector<RealType>& x);
61
62 DynamicVector<RealType> setInitialCoords();
63
64 private:
65 // transform minimization coordinates into cartesian and
66 // rotational coordinates
67 void setCoor(const DynamicVector<RealType> &x) const;
68 // transform cartesian and rotational coordinates into minimization
69 // coordinates
70 void getGrad(DynamicVector<RealType> &grad);
71
72 SimInfo* info_;
73 ForceManager* forceMan_;
74 Shake* shake_;
75 Thermo thermo;
76 bool usingRattle_;
77 };
78 }
79 #endif

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svn:eol-style native