| 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 | /** | 
| 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/InversionType.hpp" | 
| 67 | #include "types/NonBondedInteractionType.hpp" | 
| 68 | namespace OpenMD { | 
| 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<InversionType, 4> InversionTypeContainer; | 
| 83 | typedef TypeContainer<NonBondedInteractionType, 2> NonBondedInteractionTypeContainer; | 
| 84 |  | 
| 85 | ForceField(); | 
| 86 |  | 
| 87 | virtual ~ForceField(); | 
| 88 |  | 
| 89 | std::string getForceFieldFileName() { | 
| 90 | return forceFieldFileName_; | 
| 91 | } | 
| 92 |  | 
| 93 | void setForceFieldFileName(const std::string& filename) { | 
| 94 | forceFieldFileName_ = filename; | 
| 95 | } | 
| 96 |  | 
| 97 | virtual void parse(const std::string& filename) = 0; | 
| 98 |  | 
| 99 | AtomType* getAtomType(const std::string &at); | 
| 100 | BondType* getBondType(const std::string &at1, const std::string &at2); | 
| 101 | BendType* getBendType(const std::string &at1, const std::string &at2, | 
| 102 | const std::string &at3); | 
| 103 | TorsionType* getTorsionType(const std::string &at1, const std::string &at2, | 
| 104 | const std::string &at3, const std::string &at4); | 
| 105 | InversionType* getInversionType(const std::string &at1, | 
| 106 | const std::string &at2, | 
| 107 | const std::string &at3, | 
| 108 | const std::string &at4); | 
| 109 | NonBondedInteractionType* getNonBondedInteractionType(const std::string &at1, const std::string &at2); | 
| 110 |  | 
| 111 | BondType* getExactBondType(const std::string &at1, const std::string &at2); | 
| 112 | BendType* getExactBendType(const std::string &at1, const std::string &at2, | 
| 113 | const std::string &at3); | 
| 114 | TorsionType* getExactTorsionType(const std::string &at1, | 
| 115 | const std::string &at2, | 
| 116 | const std::string &at3, | 
| 117 | const std::string &at4); | 
| 118 | InversionType* getExactInversionType(const std::string &at1, | 
| 119 | const std::string &at2, | 
| 120 | const std::string &at3, | 
| 121 | const std::string &at4); | 
| 122 | NonBondedInteractionType* getExactNonBondedInteractionType(const std::string &at1, const std::string &at2); | 
| 123 |  | 
| 124 |  | 
| 125 | //avoid make virtual function public | 
| 126 | //Herb Sutter and Andrei Alexandrescu, C++ coding Standards, Addision-Wesley | 
| 127 | virtual RealType getRcutFromAtomType(AtomType* at); | 
| 128 |  | 
| 129 | std::string getWildCard() { | 
| 130 | return wildCardAtomTypeName_; | 
| 131 | } | 
| 132 |  | 
| 133 | void setWildCard(const std::string& wildCard) { | 
| 134 | wildCardAtomTypeName_ = wildCard; | 
| 135 | } | 
| 136 |  | 
| 137 | unsigned int getNAtomType() { | 
| 138 | return atomTypeCont_.size(); | 
| 139 | } | 
| 140 |  | 
| 141 | AtomTypeContainer* getAtomTypes() { | 
| 142 | return &atomTypeCont_; | 
| 143 | } | 
| 144 |  | 
| 145 | NonBondedInteractionTypeContainer* getNonBondedInteractionTypes() { | 
| 146 | return &nonBondedInteractionTypeCont_; | 
| 147 | } | 
| 148 |  | 
| 149 | bool addAtomType(const std::string &at, AtomType* atomType); | 
| 150 |  | 
| 151 | bool replaceAtomType(const std::string &at, AtomType* atomType); | 
| 152 |  | 
| 153 | bool addBondType(const std::string &at1, const std::string &at2, | 
| 154 | BondType* bondType); | 
| 155 |  | 
| 156 | bool addBendType(const std::string &at1, const std::string &at2, | 
| 157 | const std::string &at3, BendType* bendType); | 
| 158 |  | 
| 159 | bool addTorsionType(const std::string &at1, const std::string &at2, | 
| 160 | const std::string &at3, const std::string &at4, | 
| 161 | TorsionType* torsionType); | 
| 162 |  | 
| 163 | bool addInversionType(const std::string &at1, const std::string &at2, | 
| 164 | const std::string &at3, const std::string &at4, | 
| 165 | InversionType* inversionType); | 
| 166 |  | 
| 167 | bool addNonBondedInteractionType(const std::string &at1, | 
| 168 | const std::string &at2, | 
| 169 | NonBondedInteractionType* nbiType); | 
| 170 |  | 
| 171 | ifstrstream* openForceFieldFile(const std::string& filename); | 
| 172 |  | 
| 173 | ForceFieldOptions& getForceFieldOptions() {return forceFieldOptions_;} | 
| 174 |  | 
| 175 | void setFortranForceOptions(void); | 
| 176 |  | 
| 177 |  | 
| 178 | protected: | 
| 179 |  | 
| 180 | AtomTypeContainer atomTypeCont_; | 
| 181 | BondTypeContainer bondTypeCont_; | 
| 182 | BendTypeContainer bendTypeCont_; | 
| 183 | TorsionTypeContainer torsionTypeCont_; | 
| 184 | InversionTypeContainer inversionTypeCont_; | 
| 185 | NonBondedInteractionTypeContainer nonBondedInteractionTypeCont_; | 
| 186 | ForceFieldOptions forceFieldOptions_; | 
| 187 |  | 
| 188 | private: | 
| 189 | std::string ffPath_; | 
| 190 |  | 
| 191 | std::string wildCardAtomTypeName_; | 
| 192 |  | 
| 193 | std::string forceFieldFileName_; | 
| 194 |  | 
| 195 | }; | 
| 196 | }//end namespace OpenMD | 
| 197 | #endif | 
| 198 |  |