| 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 Snapshot.hpp | 
| 44 | * @author tlin | 
| 45 | * @date 10/20/2004 | 
| 46 | * @time 23:56am | 
| 47 | * @version 1.0 | 
| 48 | */ | 
| 49 |  | 
| 50 | #ifndef BRAINS_SNAPSHOT_HPP | 
| 51 | #define BRAINS_SNAPSHOT_HPP | 
| 52 |  | 
| 53 | #include <vector> | 
| 54 |  | 
| 55 | #include "brains/DataStorage.hpp" | 
| 56 | #include "brains/Stats.hpp" | 
| 57 | #include "UseTheForce/DarkSide/simulation_interface.h" | 
| 58 |  | 
| 59 |  | 
| 60 | namespace oopse{ | 
| 61 |  | 
| 62 | /** | 
| 63 | * @class Snapshot Snapshot.hpp "brains/Snapshot.hpp" | 
| 64 | * @brief Snapshot class is a repository class for storing dynamic data during | 
| 65 | *  Simulation | 
| 66 | * Every snapshot class will contain one DataStorage  for atoms and one DataStorage | 
| 67 | *  for rigid bodies. | 
| 68 | */ | 
| 69 | class Snapshot { | 
| 70 | public: | 
| 71 |  | 
| 72 | Snapshot(int nAtoms, int nRigidbodies) : atomData(nAtoms), rigidbodyData(nRigidbodies), | 
| 73 | currentTime_(0), orthoTolerance_(1e-6), orthoRhombic_(0), chi_(0.0), integralOfChiDt_(0.0), eta_(0.0), id_(-1), hasCOM_(false) { | 
| 74 |  | 
| 75 | } | 
| 76 |  | 
| 77 | Snapshot(int nAtoms, int nRigidbodies, int storageLayout) | 
| 78 | : atomData(nAtoms, storageLayout), rigidbodyData(nRigidbodies, storageLayout), | 
| 79 | currentTime_(0), orthoTolerance_(1e-6), orthoRhombic_(0), chi_(0.0), integralOfChiDt_(0.0), eta_(0.0), id_(-1), hasCOM_(false)  { | 
| 80 |  | 
| 81 | } | 
| 82 |  | 
| 83 | /** Returns the id of this Snapshot */ | 
| 84 | int getID() { | 
| 85 | return id_; | 
| 86 | } | 
| 87 |  | 
| 88 | /** Sets the id of this Snapshot */ | 
| 89 | void setID(int id) { | 
| 90 | id_ = id; | 
| 91 | } | 
| 92 |  | 
| 93 | int getSize() { | 
| 94 | return atomData.getSize() + rigidbodyData.getSize(); | 
| 95 | } | 
| 96 |  | 
| 97 | /** Returns the number of atoms */ | 
| 98 | int getNumberOfAtoms() { | 
| 99 | return atomData.getSize(); | 
| 100 | } | 
| 101 |  | 
| 102 | /** Returns the number of rigid bodies */ | 
| 103 | int getNumberOfRigidBodies() { | 
| 104 | return rigidbodyData.getSize(); | 
| 105 | } | 
| 106 |  | 
| 107 | /** Returns the H-Matrix */ | 
| 108 | Mat3x3d getHmat() { | 
| 109 | return hmat_; | 
| 110 | } | 
| 111 |  | 
| 112 | /** Sets the H-Matrix */ | 
| 113 | void setHmat(const Mat3x3d& m); | 
| 114 |  | 
| 115 | RealType getVolume() { | 
| 116 | return hmat_.determinant(); | 
| 117 | } | 
| 118 |  | 
| 119 | /** Returns the inverse H-Matrix */ | 
| 120 | Mat3x3d getInvHmat() { | 
| 121 | return invHmat_; | 
| 122 | } | 
| 123 |  | 
| 124 | /** Wrapping the vector according to periodic boundary condition*/ | 
| 125 | void wrapVector(Vector3d& v); | 
| 126 | Vector3d getCOM(); | 
| 127 | Vector3d getCOMvel(); | 
| 128 | Vector3d getCOMw(); | 
| 129 |  | 
| 130 | RealType getTime() { | 
| 131 | return currentTime_; | 
| 132 | } | 
| 133 |  | 
| 134 | void increaseTime(RealType dt) { | 
| 135 | setTime(getTime() + dt); | 
| 136 | } | 
| 137 |  | 
| 138 | void setTime(RealType time) { | 
| 139 | currentTime_ =time; | 
| 140 | //time at statData is redundant | 
| 141 | statData[Stats::TIME] = currentTime_; | 
| 142 | } | 
| 143 |  | 
| 144 | RealType getChi() { | 
| 145 | return chi_; | 
| 146 | } | 
| 147 |  | 
| 148 | void setChi(RealType chi) { | 
| 149 | chi_ = chi; | 
| 150 | } | 
| 151 |  | 
| 152 | RealType getIntegralOfChiDt() { | 
| 153 | return integralOfChiDt_; | 
| 154 | } | 
| 155 |  | 
| 156 | void setIntegralOfChiDt(RealType integralOfChiDt) { | 
| 157 | integralOfChiDt_ = integralOfChiDt; | 
| 158 | } | 
| 159 |  | 
| 160 |  | 
| 161 | void setOrthoTolerance(RealType orthoTolerance) { | 
| 162 | orthoTolerance_ = orthoTolerance; | 
| 163 | } | 
| 164 |  | 
| 165 | Mat3x3d getEta() { | 
| 166 | return eta_; | 
| 167 | } | 
| 168 |  | 
| 169 | void setEta(const Mat3x3d& eta) { | 
| 170 | eta_ = eta; | 
| 171 | } | 
| 172 |  | 
| 173 | bool hasCOM() { | 
| 174 | return hasCOM_; | 
| 175 | } | 
| 176 |  | 
| 177 | void setCOMprops(const Vector3d& COM, const Vector3d& COMvel, const Vector3d& COMw) { | 
| 178 | COM_ = COM; | 
| 179 | COMvel_ = COMvel; | 
| 180 | COMw_ = COMw; | 
| 181 | hasCOM_ = true; | 
| 182 | } | 
| 183 |  | 
| 184 | DataStorage atomData; | 
| 185 | DataStorage rigidbodyData; | 
| 186 | Stats statData; | 
| 187 |  | 
| 188 | private: | 
| 189 | RealType currentTime_; | 
| 190 |  | 
| 191 | Mat3x3d hmat_; | 
| 192 | Mat3x3d invHmat_; | 
| 193 | RealType orthoTolerance_; | 
| 194 | int orthoRhombic_; | 
| 195 |  | 
| 196 | RealType chi_; | 
| 197 | RealType integralOfChiDt_; | 
| 198 | Mat3x3d eta_; | 
| 199 | Vector3d COM_; | 
| 200 | Vector3d COMvel_; | 
| 201 | Vector3d COMw_; | 
| 202 | bool hasCOM_; | 
| 203 |  | 
| 204 | int id_; /**< identification number of the snapshot */ | 
| 205 | }; | 
| 206 |  | 
| 207 | typedef DataStorage (Snapshot::*DataStoragePointer); | 
| 208 | } | 
| 209 | #endif //BRAINS_SNAPSHOT_HPP |