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root/group/branches/new_design/OOPSE-2.0/src/brains/Snapshot.hpp
Revision: 1844
Committed: Fri Dec 3 22:36:06 2004 UTC (19 years, 7 months ago) by tim
File size: 5100 byte(s)
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File Contents

# Content
1 /*
2 * Copyright (C) 2000-2004 Object Oriented Parallel Simulation Engine (OOPSE) project
3 *
4 * Contact: oopse@oopse.org
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public License
8 * as published by the Free Software Foundation; either version 2.1
9 * of the License, or (at your option) any later version.
10 * All we ask is that proper credit is given for our work, which includes
11 * - but is not limited to - adding the above copyright notice to the beginning
12 * of your source code files, and to any copyright notice that you may distribute
13 * with programs based on this work.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 *
24 */
25
26 /**
27 * @file Snapshot.hpp
28 * @author tlin
29 * @date 10/20/2004
30 * @time 23:56am
31 * @version 1.0
32 */
33
34 #ifndef BRAINS_SNAPSHOT_HPP
35 #define BRAINS_SNAPSHOT_HPP
36
37 #include <vector>
38
39 #include "brains/DataStorage.hpp"
40 #include "brains/Stats.hpp"
41 #include "UseTheForce/DarkSide/simulation_interface.h"
42
43 namespace oopse{
44
45 /**
46 * @class Snapshot Snapshot.hpp "brains/Snapshot.hpp"
47 * @brief Snapshot class is a repository class for storing dynamic data during
48 * Simulation
49 * Every snapshot class will contain one DataStorage for atoms and one DataStorage
50 * for rigid bodies.
51 */
52 class Snapshot {
53 public:
54
55 Snapshot(int nAtoms, int nRigidbodies) : atomData(nAtoms), rigidbodyData(nRigidbodies),
56 currentTime_(0), chi_(0.0), integralOfChiDt_(0.0), eta_(0.0) {
57
58 }
59
60
61 /** Returns the id of this Snapshot */
62 int getID() {
63 return id_;
64 }
65
66 /** Sets the id of this Snapshot */
67 void setID(int id) {
68 id_ = id;
69 }
70
71 int getSize() {
72 return atomData.getSize() + rigidbodyData.getSize();
73 }
74
75 /** Returns the number of atoms */
76 int getNumberOfAtoms() {
77 return atomData.getSize();
78 }
79
80 /** Returns the number of rigid bodies */
81 int getNumberOfRigidBodies() {
82 return rigidbodyData.getSize();
83 }
84
85 /** Returns the H-Matrix */
86 Mat3x3d getHmat() {
87 return hmat_;
88 }
89
90 /** Sets the H-Matrix */
91 void setHmat(const Mat3x3d& m) {
92 hmat_ = m;
93 invHmat_ = hmat_.inverse();
94
95 //notify fortran Hmat is changed
96 double fortranHmat[9];
97 double fortranInvHmat[9];
98 hmat_.getArray(fortranHmat);
99 invHmat_.getArray(fortranInvHmat);
100 setFortranBox(fortranHmat, fortranInvHmat, &orthoRhombic_);
101 }
102
103 double getVolume() {
104 return hmat_.determinant();
105 }
106
107 /** Returns the inverse H-Matrix */
108 Mat3x3d getInvHmat() {
109 return invHmat_;
110 }
111
112 /** Wrapping the vector according to periodic boundary condition*/
113 void wrapVector(Vector3d& v);
114
115
116 double getTime() {
117 return currentTime_;
118 }
119
120 void increaseTime(double dt) {
121 setTime(getTime() + dt);
122 }
123
124 void setTime(double time) {
125 currentTime_ =time;
126 //time at statData is redundant
127 statData[Stats::TIME] = currentTime_;
128 }
129
130 double getChi() {
131 return chi_;
132 }
133
134 void setChi(double chi) {
135 chi_ = chi;
136 }
137
138 double getIntegralOfChiDt() {
139 return integralOfChiDt_;
140 }
141
142 void setIntegralOfChiDt(double integralOfChiDt) {
143 integralOfChiDt_ = integralOfChiDt;
144 }
145
146 Mat3x3d getEta() {
147 return eta_;
148 }
149
150 void setEta(const Mat3x3d& eta) {
151 eta_ = eta;
152 }
153
154 DataStorage atomData;
155 DataStorage rigidbodyData;
156 Stats statData;
157
158 private:
159 double currentTime_;
160
161 Mat3x3d hmat_;
162 Mat3x3d invHmat_;
163 int orthoRhombic_;
164
165 double chi_;
166 double integralOfChiDt_;
167 Mat3x3d eta_;
168
169 int id_; /**< identification number of the snapshot */
170 };
171
172 typedef DataStorage (Snapshot::*DataStoragePointer);
173 }
174 #endif //BRAINS_SNAPSHOT_HPP