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root/group/trunk/OOPSE-4/src/UseTheForce/Amber_FF.cpp
Revision: 3432
Committed: Mon Jul 14 12:35:58 2008 UTC (16 years, 9 months ago) by gezelter
File size: 4432 byte(s)
Log Message:
Changes for implementing Amber force field:  Added Inversions and
worked on BaseAtomTypes so that they'd function with the fortran side.

File Contents

# Content
1 /*
2 * Copyright (c) 2008 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 #include "UseTheForce/Amber_FF.hpp"
44 #include "UseTheForce/DarkSide/lj_interface.h"
45 #include "UseTheForce/ForceFieldFactory.hpp"
46 #include "io/BaseAtomTypesSectionParser.hpp"
47 #include "io/AtomTypesSectionParser.hpp"
48 #include "io/LennardJonesAtomTypesSectionParser.hpp"
49 #include "io/ChargeAtomTypesSectionParser.hpp"
50 #include "io/BondTypesSectionParser.hpp"
51 #include "io/BendTypesSectionParser.hpp"
52 #include "io/TorsionTypesSectionParser.hpp"
53 #include "io/InversionTypesSectionParser.hpp"
54 #include "io/OptionSectionParser.hpp"
55 #include "UseTheForce/ForceFieldCreator.hpp"
56
57 namespace oopse {
58
59 Amber_FF::Amber_FF(){
60
61 //set default force field filename
62 setForceFieldFileName("Amber.frc");
63
64 //The order of adding section parsers is important.
65
66 spMan_.push_back(new OptionSectionParser(forceFieldOptions_));
67 spMan_.push_back(new BaseAtomTypesSectionParser());
68 spMan_.push_back(new AtomTypesSectionParser());
69 spMan_.push_back(new LennardJonesAtomTypesSectionParser(forceFieldOptions_));
70 spMan_.push_back(new ChargeAtomTypesSectionParser(forceFieldOptions_));
71 spMan_.push_back(new BondTypesSectionParser(forceFieldOptions_));
72 spMan_.push_back(new BendTypesSectionParser(forceFieldOptions_));
73 spMan_.push_back(new TorsionTypesSectionParser(forceFieldOptions_));
74 spMan_.push_back(new InversionTypesSectionParser(forceFieldOptions_));
75 }
76
77 void Amber_FF::parse(const std::string& filename) {
78 ifstrstream* ffStream;
79
80 ffStream = openForceFieldFile(filename);
81 spMan_.parse(*ffStream, *this);
82
83 ForceField::AtomTypeContainer::MapTypeIterator i;
84 AtomType* at;
85
86 for (at = atomTypeCont_.beginType(i); at != NULL;
87 at = atomTypeCont_.nextType(i)) {
88
89 // useBase sets the responsibilities, and these have to be done
90 // after the atomTypes and Base types have all been scanned:
91
92 std::vector<AtomType*> ayb = at->allYourBase();
93 if (ayb.size() > 1) {
94 for (int j = ayb.size()-1; j > 0; j--) {
95
96 ayb[j-1]->useBase(ayb[j]);
97
98 }
99 }
100
101 at->makeFortranAtomType();
102 }
103
104 for (at = atomTypeCont_.beginType(i); at != NULL;
105 at = atomTypeCont_.nextType(i)) {
106 at->complete();
107 }
108
109 delete ffStream;
110
111 }
112
113 Amber_FF::~Amber_FF(){
114 destroyLJTypes();
115 }
116 } //end namespace oopse