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root/OpenMD/trunk/src/UseTheForce/ForceField.hpp
Revision: 1269
Committed: Tue Jul 1 13:28:23 2008 UTC (16 years, 10 months ago) by gezelter
File size: 6221 byte(s)
Log Message:
Adding infrastructure for Amber force field.

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 /**
43 * @file ForceField.hpp
44 * @author tlin
45 * @date 11/04/2004
46 * @time 22:51am
47 * @version 1.0
48 */
49
50 #ifndef USETHEFORCE_FORCEFIELD_HPP
51 #define USETHEFORCE_FORCEFIELD_HPP
52
53 #include "config.h"
54 #include <string>
55 #include <utility>
56 #include <vector>
57
58 #include "io/basic_ifstrstream.hpp"
59 #include "io/ForceFieldOptions.hpp"
60 #include "utils/TypeContainer.hpp"
61 #include "utils/Tuple.hpp"
62 #include "types/AtomType.hpp"
63 #include "types/BondType.hpp"
64 #include "types/BendType.hpp"
65 #include "types/TorsionType.hpp"
66 #include "types/NonBondedInteractionType.hpp"
67 #include "UseTheForce/fForceOptions.h"
68 namespace oopse {
69
70 /**
71 * @class ForceField ForceField.hpp ''UseTheForce/ForceField.hpp"
72 * @brief
73 */
74 class ForceField{
75
76 public:
77
78 typedef TypeContainer<AtomType, 1> AtomTypeContainer;
79 typedef TypeContainer<BondType, 2> BondTypeContainer;
80 typedef TypeContainer<BendType, 3> BendTypeContainer;
81 typedef TypeContainer<TorsionType, 4> TorsionTypeContainer;
82 typedef TypeContainer<NonBondedInteractionType, 2> NonBondedInteractionTypeContainer;
83
84 ForceField();
85
86 virtual ~ForceField();
87
88 std::string getForceFieldFileName() {
89 return forceFieldFileName_;
90 }
91
92 void setForceFieldFileName(const std::string& filename) {
93 forceFieldFileName_ = filename;
94 }
95
96 virtual void parse(const std::string& filename) = 0;
97
98 AtomType* getAtomType(const std::string &at);
99 BondType* getBondType(const std::string &at1, const std::string &at2);
100 BendType* getBendType(const std::string &at1, const std::string &at2,
101 const std::string &at3);
102 TorsionType* getTorsionType(const std::string &at1, const std::string &at2,
103 const std::string &at3, const std::string &at4);
104 NonBondedInteractionType* getNonBondedInteractionType(const std::string &at1, const std::string &at2);
105
106 BondType* getExactBondType(const std::string &at1, const std::string &at2);
107 BendType* getExactBendType(const std::string &at1, const std::string &at2,
108 const std::string &at3);
109 TorsionType* getExactTorsionType(const std::string &at1,
110 const std::string &at2,
111 const std::string &at3,
112 const std::string &at4);
113 NonBondedInteractionType* getExactNonBondedInteractionType(const std::string &at1, const std::string &at2);
114
115
116 //avoid make virtual function public
117 //Herb Sutter and Andrei Alexandrescu, C++ coding Standards, Addision-Wesley
118 virtual RealType getRcutFromAtomType(AtomType* at);
119
120 std::string getWildCard() {
121 return wildCardAtomTypeName_;
122 }
123
124 void setWildCard(const std::string& wildCard) {
125 wildCardAtomTypeName_ = wildCard;
126 }
127
128
129 unsigned int getNAtomType() {
130 return atomTypeCont_.size();
131 }
132
133 bool addAtomType(const std::string &at, AtomType* atomType);
134
135 bool addBondType(const std::string &at1, const std::string &at2,
136 BondType* bondType);
137
138 bool addBendType(const std::string &at1, const std::string &at2,
139 const std::string &at3, BendType* bendType);
140
141 bool addTorsionType(const std::string &at1, const std::string &at2,
142 const std::string &at3, const std::string &at4, TorsionType* torsionType);
143
144 bool addNonBondedInteractionType(const std::string &at1, const std::string &at2,
145 NonBondedInteractionType* nbiType);
146
147 ifstrstream* openForceFieldFile(const std::string& filename);
148
149 ForceFieldOptions& getForceFieldOptions() {return forceFieldOptions_;}
150
151 void setFortranForceOptions(void);
152
153
154 protected:
155
156 AtomTypeContainer atomTypeCont_;
157 BondTypeContainer bondTypeCont_;
158 BendTypeContainer bendTypeCont_;
159 TorsionTypeContainer torsionTypeCont_;
160 NonBondedInteractionTypeContainer nonBondedInteractionTypeCont_;
161 ForceFieldOptions forceFieldOptions_;
162
163 private:
164 std::string ffPath_;
165
166 std::string wildCardAtomTypeName_;
167
168 std::string forceFieldFileName_;
169
170
171 };
172 }//end namespace oopse
173 #endif
174