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root/group/trunk/OOPSE-4/src/io/MetalNonMetalInteractionsSectionParser.cpp
Revision: 3407
Committed: Thu Jun 5 15:53:59 2008 UTC (16 years, 10 months ago) by chuckv
File size: 6606 byte(s)
Log Message:
Fixed typo in LJinteraction types. LJ-metal appears to work now.

File Contents

# Content
1 /*
2 * Copyright (c) 2007 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 #include "io/MetalNonMetalInteractionsSectionParser.hpp"
43 #include "types/AtomType.hpp"
44 #include "types/ShiftedMorseInteractionType.hpp"
45 #include "types/MAWInteractionType.hpp"
46 #include "types/LennardJonesInteractionType.hpp"
47 #include "types/RepulsiveMorseInteractionType.hpp"
48 #include "UseTheForce/ForceField.hpp"
49 #include "utils/simError.h"
50 namespace oopse {
51
52 MetalNonMetalInteractionsSectionParser::MetalNonMetalInteractionsSectionParser(ForceFieldOptions& options) : options_(options){
53 setSectionName("MetalNonMetalInteractions");
54
55 stringToEnumMap_["MAW"] = MAW;
56 stringToEnumMap_["ShiftedMorse"] = ShiftedMorse;
57 stringToEnumMap_["LennardJones"] = LennardJones;
58 stringToEnumMap_["RepulsiveMorse"] = RepulsiveMorse;
59
60 }
61
62 void MetalNonMetalInteractionsSectionParser::parseLine(ForceField& ff,const std::string& line, int lineNo){
63 StringTokenizer tokenizer(line);
64 NonBondedInteractionType* nbiType = NULL;
65 int nTokens = tokenizer.countTokens();
66
67 if (nTokens < 3) {
68 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Not enough tokens at line %d\n",
69 lineNo);
70 painCave.isFatal = 1;
71 simError();
72 }
73
74 std::string at1 = tokenizer.nextToken();
75 std::string at2 = tokenizer.nextToken();
76 std::string itype = tokenizer.nextToken();
77
78 MetalNonMetalInteractionTypeEnum nbit = getMetalNonMetalInteractionTypeEnum(itype);
79 nTokens -= 3;
80 NonBondedInteractionType* interactionType;
81
82 //switch is a nightmare to maintain
83 switch(nbit) {
84 case MAW :
85 if (nTokens < 5) {
86 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Not enough tokens at line %d\n",
87 lineNo);
88 painCave.isFatal = 1;
89 simError();
90 } else {
91 RealType r_e = tokenizer.nextTokenAsDouble();
92 RealType D_e = tokenizer.nextTokenAsDouble();
93 RealType beta = tokenizer.nextTokenAsDouble();
94 RealType ca1 = tokenizer.nextTokenAsDouble();
95 RealType cb1 = tokenizer.nextTokenAsDouble();
96 interactionType = new MAWInteractionType(D_e, beta, r_e, ca1, cb1);
97 }
98 break;
99
100 case ShiftedMorse :
101 if (nTokens < 3) {
102 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Not enough tokens at line %d\n",
103 lineNo);
104 painCave.isFatal = 1;
105 simError();
106 } else {
107 RealType r0 = tokenizer.nextTokenAsDouble();
108 RealType D0 = tokenizer.nextTokenAsDouble();
109 RealType beta0 = tokenizer.nextTokenAsDouble();
110 interactionType = new ShiftedMorseInteractionType(D0, beta0, r0);
111 }
112 break;
113
114 case RepulsiveMorse :
115 if (nTokens < 3) {
116 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Not enough tokens at line %d\n",
117 lineNo);
118 painCave.isFatal = 1;
119 simError();
120 } else {
121 RealType r0 = tokenizer.nextTokenAsDouble();
122 RealType D0 = tokenizer.nextTokenAsDouble();
123 RealType beta0 = tokenizer.nextTokenAsDouble();
124 interactionType = new RepulsiveMorseInteractionType(D0, beta0, r0);
125 }
126 break;
127
128 case LennardJones :
129 if (nTokens < 2) {
130 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Not enough tokens at line %d\n",
131 lineNo);
132 painCave.isFatal = 1;
133 simError();
134 } else {
135 RealType sigma = tokenizer.nextTokenAsDouble();
136 RealType epsilon = tokenizer.nextTokenAsDouble();
137 interactionType = new LennardJonesInteractionType(sigma, epsilon);
138 std::cerr << "Interaction sigma, epsilon: " << sigma << "\t" << epsilon <<std::endl;
139 }
140 break;
141
142 case Unknown :
143 default:
144 sprintf(painCave.errMsg, "MetalNonMetalInteractionsSectionParser Error: Unknown Interaction Type at line %d\n",
145 lineNo);
146 painCave.isFatal = 1;
147 simError();
148
149 break;
150
151 }
152
153 if (interactionType != NULL) {
154 ff.addNonBondedInteractionType(at1, at2, interactionType);
155 }
156
157 }
158
159 MetalNonMetalInteractionsSectionParser::MetalNonMetalInteractionTypeEnum MetalNonMetalInteractionsSectionParser::getMetalNonMetalInteractionTypeEnum(const std::string& str) {
160 std::map<std::string, MetalNonMetalInteractionTypeEnum>::iterator i;
161 i = stringToEnumMap_.find(str);
162
163 return i == stringToEnumMap_.end() ? Unknown : i->second;
164 }
165
166 } //end namespace oopse
167