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root/OpenMD/trunk/src/visitors/AtomVisitor.cpp
Revision: 1455
Committed: Thu Jun 24 20:44:18 2010 UTC (14 years, 10 months ago) by gezelter
File size: 5190 byte(s)
Log Message:
Updating visitor architecture to something a bit more modern

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 #include <cstring>
43 #include "visitors/AtomVisitor.hpp"
44 #include "primitives/DirectionalAtom.hpp"
45 #include "primitives/RigidBody.hpp"
46
47 namespace OpenMD {
48 void BaseAtomVisitor::visit(RigidBody *rb) {
49 //vector<Atom*> myAtoms;
50 //vector<Atom*>::iterator atomIter;
51
52 //myAtoms = rb->getAtoms();
53
54 //for(atomIter = myAtoms.begin(); atomIter != myAtoms.end(); ++atomIter)
55 // (*atomIter)->accept(this);
56 }
57
58 void BaseAtomVisitor::setVisited(Atom *atom) {
59 GenericData *data;
60 data = atom->getPropertyByName("VISITED");
61
62 //if visited property is not existed, add it as new property
63 if (data == NULL) {
64 data = new GenericData();
65 data->setID("VISITED");
66 atom->addProperty(data);
67 }
68 }
69
70 bool BaseAtomVisitor::isVisited(Atom *atom) {
71 GenericData *data;
72 data = atom->getPropertyByName("VISITED");
73 return data == NULL ? false : true;
74 }
75
76 //------------------------------------------------------------------------//
77
78 void DefaultAtomVisitor::visit(Atom *atom) {
79 AtomData *atomData;
80 AtomInfo *atomInfo;
81 Vector3d pos;
82
83 if (isVisited(atom))
84 return;
85
86 atomInfo = new AtomInfo;
87
88 atomData = new AtomData;
89 atomData->setID("ATOMDATA");
90
91 pos = atom->getPos();
92 atomInfo->atomTypeName = atom->getType();
93 atomInfo->pos[0] = pos[0];
94 atomInfo->pos[1] = pos[1];
95 atomInfo->pos[2] = pos[2];
96 atomInfo->dipole[0] = 0.0;
97 atomInfo->dipole[1] = 0.0;
98 atomInfo->dipole[2] = 0.0;
99
100 atomData->addAtomInfo(atomInfo);
101
102 atom->addProperty(atomData);
103
104 setVisited(atom);
105 }
106
107 void DefaultAtomVisitor::visit(DirectionalAtom *datom) {
108 AtomData *atomData;
109 AtomInfo *atomInfo;
110 Vector3d pos;
111 Vector3d u;
112
113 if (isVisited(datom))
114 return;
115
116 pos = datom->getPos();
117 if (datom->getAtomType()->isGayBerne()) {
118 u = datom->getA().transpose()*V3Z;
119 } else if (datom->getAtomType()->isMultipole()) {
120 u = datom->getElectroFrame().getColumn(2);
121 }
122 atomData = new AtomData;
123 atomData->setID("ATOMDATA");
124 atomInfo = new AtomInfo;
125
126 atomInfo->atomTypeName = datom->getType();
127 atomInfo->pos[0] = pos[0];
128 atomInfo->pos[1] = pos[1];
129 atomInfo->pos[2] = pos[2];
130 atomInfo->dipole[0] = u[0];
131 atomInfo->dipole[1] = u[1];
132 atomInfo->dipole[2] = u[2];
133
134 atomData->addAtomInfo(atomInfo);
135
136 datom->addProperty(atomData);
137
138 setVisited(datom);
139 }
140
141 const std::string DefaultAtomVisitor::toString() {
142 char buffer[65535];
143 std::string result;
144
145 sprintf(buffer,
146 "------------------------------------------------------------------\n");
147 result += buffer;
148
149 sprintf(buffer, "Visitor name: %s\n", visitorName.c_str());
150 result += buffer;
151
152 sprintf(buffer,
153 "Visitor Description: copy atom infomation into atom data\n");
154 result += buffer;
155
156 sprintf(buffer,
157 "------------------------------------------------------------------\n");
158 result += buffer;
159
160 return result;
161 }
162 } //namespace OpenMD

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