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root/group/trunk/OOPSE-3.0/src/brains/SimSnapshotManager.cpp
Revision: 2204
Committed: Fri Apr 15 22:04:00 2005 UTC (19 years, 2 months ago) by gezelter
File size: 3602 byte(s)
Log Message:
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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. 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 "brains/SimInfo.hpp"
43 #include "brains/SimSnapshotManager.hpp"
44 #include "utils/simError.h"
45 namespace oopse {
46
47 SimSnapshotManager::SimSnapshotManager(SimInfo* info, int storageLayout)
48 : SnapshotManager(storageLayout), info_(info){
49
50 int nAtoms = info_->getNAtoms();
51 int nRigidBodies = info_->getNRigidBodies();
52
53 //allocate memory for snapshots
54 previousSnapshot_ = new Snapshot(nAtoms, nRigidBodies, storageLayout);
55 currentSnapshot_ = new Snapshot(nAtoms, nRigidBodies, storageLayout);
56 }
57
58 SimSnapshotManager::~SimSnapshotManager(){
59 delete previousSnapshot_;
60 delete currentSnapshot_;
61 previousSnapshot_ = NULL;
62 currentSnapshot_ = NULL;
63 }
64 bool SimSnapshotManager::advance() {
65
66 *previousSnapshot_ = *currentSnapshot_;
67 currentSnapshot_->setID(currentSnapshot_->getID() + 1);
68 return true;
69 }
70
71 Snapshot* SimSnapshotManager::getSnapshot(int id) {
72 if (currentSnapshot_ != NULL && currentSnapshot_->getID() == id) {
73 return currentSnapshot_;
74 } else if (previousSnapshot_!= NULL && previousSnapshot_->getID() == id) {
75 return previousSnapshot_;
76 } else {
77 return NULL;
78 }
79 }
80
81 int SimSnapshotManager::getCapacity() {
82 return 2;
83 }
84
85 void SimSnapshotManager::setCapacity(int capacity) {
86 //give warning message
87 sprintf( painCave.errMsg,
88 "SimSnapshotManager error: can not set capacity for SimSnapshotManager.\n" );
89 painCave.isFatal = 0;
90 simError();
91 }
92
93 } //namespace oopse