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root/OpenMD/branches/development/src/io/ForceFieldOptions.hpp
Revision: 1530
Committed: Tue Dec 28 21:47:55 2010 UTC (14 years, 4 months ago) by gezelter
File size: 5460 byte(s)
Log Message:
Moved switching functions and force options over to the C++ side, and
removed them from Fortran.

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. 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 IO_FORCEFIELDOPTIONS_HPP
43 #define IO_FORCEFIELDOPTIONS_HPP
44 #include "utils/simError.h"
45 #include "types/DataHolder.hpp"
46 #include "utils/ParameterManager.hpp"
47 #include "utils/StringUtils.hpp"
48 #include "io/ParamConstraint.hpp"
49
50 namespace OpenMD {
51
52 class ForceFieldOptions : public DataHolder {
53 DeclareParameter(Name, std::string);
54 DeclareParameter(vdWtype, std::string);
55 DeclareParameter(DistanceMixingRule, std::string);
56 DeclareParameter(DistanceType, std::string);
57 DeclareParameter(EnergyMixingRule, std::string);
58 DeclareParameter(CutoffPolicy, std::string);
59 DeclareParameter(EnergyUnitScaling, RealType);
60 DeclareParameter(MetallicEnergyUnitScaling, RealType);
61 DeclareParameter(DistanceUnitScaling, RealType);
62 DeclareParameter(AngleUnitScaling, RealType);
63 DeclareParameter(TorsionAngleConvention, std::string);
64 DeclareParameter(vdw12scale, RealType);
65 DeclareParameter(vdw13scale, RealType);
66 DeclareParameter(vdw14scale, RealType);
67 DeclareParameter(electrostatic12scale, RealType);
68 DeclareParameter(electrostatic13scale, RealType);
69 DeclareParameter(electrostatic14scale, RealType);
70 DeclareParameter(GayBerneMu, RealType);
71 DeclareParameter(GayBerneNu, RealType);
72 DeclareParameter(EAMMixingMethod, std::string);
73
74 public:
75 ForceFieldOptions();
76 ForceFieldOptions(const ForceFieldOptions&);
77 ForceFieldOptions& operator = (const ForceFieldOptions&);
78
79 void validateOptions() {
80 CheckParameter(vdWtype, isEqualIgnoreCase(std::string("Lennard-Jones")));
81 CheckParameter(DistanceMixingRule, isEqualIgnoreCase(std::string("arithmetic")) || isEqualIgnoreCase(std::string("geometric")) || isEqualIgnoreCase(std::string("cubic")));
82 CheckParameter(DistanceType, isEqualIgnoreCase(std::string("sigma")) || isEqualIgnoreCase(std::string("Rmin")));
83 CheckParameter(EnergyMixingRule, isEqualIgnoreCase(std::string("arithmetic")) || isEqualIgnoreCase(std::string("geometric")) || isEqualIgnoreCase(std::string("hhg")));
84 CheckParameter(TorsionAngleConvention, isEqualIgnoreCase(std::string("180 is trans")) || isEqualIgnoreCase(std::string("0 is trans")));
85 CheckParameter(CutoffPolicy, isEqualIgnoreCase(std::string("MIX")) || isEqualIgnoreCase(std::string("MAX")) || isEqualIgnoreCase(std::string("TRADITIONAL")));
86 CheckParameter(EAMMixingMethod, isEqualIgnoreCase(std::string("JOHNSON")) || isEqualIgnoreCase(std::string("DAW")));
87 }
88
89 bool setData(const std::string& keyword, const std::string& value) {
90 bool result;
91 ParamMap::iterator i =parameters_.find(keyword);
92 if (i != parameters_.end()) {
93 if(isInteger(value)){
94 int ival = lexi_cast<int>(value);
95 result = i->second->setData(ival);
96 }
97 else if (isType<RealType>(value)){
98 RealType dval = lexi_cast<RealType>(value);
99 result = i->second->setData(dval);
100 } else{
101 result = i->second->setData(value);
102 }
103 } else {
104 sprintf(painCave.errMsg, "%s is an unrecognized keyword\n", keyword.c_str() );
105 painCave.isFatal = 0;
106 simError();
107 }
108
109 return result;
110 }
111
112 private:
113 typedef std::map<std::string, ParameterBase*> ParamMap;
114 ParamMap parameters_;
115 };
116
117 }
118 #endif

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