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root/OpenMD/branches/development/src/nonbonded/GB.hpp
Revision: 1502
Committed: Sat Oct 2 19:53:32 2010 UTC (14 years, 9 months ago) by gezelter
File size: 3535 byte(s)
Log Message:
Many changes, and we're not quite done with this phase yet.

File Contents

# Content
1 /*
2 * Copyright (c) 2009 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] Vardeman & Gezelter, in progress (2009).
40 */
41
42 #ifndef NONBONDED_GB_HPP
43 #define NONBONDED_GB_HPP
44
45 #include "nonbonded/NonBondedInteraction.hpp"
46 #include "types/DirectionalAtomType.hpp"
47 #include "UseTheForce/ForceField.hpp"
48 #include "math/SquareMatrix3.hpp"
49
50 using namespace std;
51 namespace OpenMD {
52
53 struct GBInteractionData {
54 RealType sigma0;
55 RealType eps0;
56 RealType dw;
57 RealType x2;
58 RealType xa2;
59 RealType xai2;
60 RealType xp2;
61 RealType xpap2;
62 RealType xpapi2;
63 };
64
65 class GB : public VanDerWaalsInteraction {
66
67 public:
68 GB();
69 void setForceField(ForceField *ff) {forceField_ = ff;};
70 void addType(AtomType* atomType);
71 virtual void calcForce(InteractionData idat);
72 virtual string getName() {return name_;}
73
74 private:
75 void initialize();
76 GayBerneParam getGayBerneParam(AtomType* atomType);
77 RealType getD(AtomType* atomType);
78 RealType getL(AtomType* atomType);
79 RealType getEps(AtomType* atomType);
80 RealType getEpsRatio(AtomType* atomType);
81 RealType getDw(AtomType* atomType);
82 LJParam getLJParam(AtomType* atomType);
83 RealType getLJSigma(AtomType* atomType);
84 RealType getLJEpsilon(AtomType* atomType);
85
86 bool initialized_;
87 string name_;
88 map<int, AtomType*> GBMap;
89 map<pair<AtomType*, AtomType*>, GBInteractionData> MixingMap;
90 ForceField* forceField_;
91 RealType mu_;
92 RealType nu_;
93
94 };
95 }
96
97
98 #endif

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