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root/OpenMD/branches/development/src/applications/recenter/recenter.cpp
Revision: 1875
Committed: Fri May 17 14:41:42 2013 UTC (11 years, 11 months ago) by gezelter
File size: 4641 byte(s)
Log Message:
Fixed a bunch of stylistic and performance issues discovered via cppcheck.

File Contents

# Content
1 /*
2 * Copyright (c) 2006 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, 234107 (2008).
39 * [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010).
40 * [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41 */
42
43 #include <cstdlib>
44 #include <cstdio>
45 #include <cstring>
46 #include <cmath>
47 #include <iostream>
48 #include <string>
49 #include <map>
50 #include <fstream>
51
52 #include "applications/recenter/recenterCmd.h"
53 #include "brains/Thermo.hpp"
54 #include "brains/Register.hpp"
55 #include "brains/SimInfo.hpp"
56 #include "brains/SimCreator.hpp"
57 #include "io/DumpReader.hpp"
58 #include "io/DumpWriter.hpp"
59 #include "utils/StringUtils.hpp"
60
61 using namespace std;
62 using namespace OpenMD;
63
64 int main(int argc, char *argv []) {
65
66 registerLattice();
67
68 gengetopt_args_info args_info;
69 std::string inputFileName;
70 std::string outputFileName;
71
72 // parse command line arguments
73 if (cmdline_parser(argc, argv, &args_info) != 0)
74 exit(1);
75
76 //get input file name
77 if (args_info.inputs_num)
78 inputFileName = args_info.inputs[0];
79 else {
80 sprintf(painCave.errMsg, "No input file name was specified "
81 "on the command line");
82 painCave.isFatal = 1;
83 simError();
84 }
85
86 //parse md file and set up the system
87
88 SimCreator creator;
89 SimInfo* info = creator.createSim(inputFileName, false);
90 DumpReader reader(info, inputFileName);
91 // very important step:
92 info->update();
93
94 outputFileName = args_info.output_arg;
95
96 if (!outputFileName.compare(inputFileName)) {
97 sprintf(painCave.errMsg, "Input and Output File names should be different!");
98 painCave.isFatal = 1;
99 simError();
100 }
101
102 DumpWriter* writer = new DumpWriter(info, outputFileName);
103
104 if (writer == NULL) {
105 sprintf(painCave.errMsg, "error in creating DumpWriter");
106 painCave.isFatal = 1;
107 simError();
108 }
109
110 int nFrames = reader.getNFrames();
111 Vector3d COM;
112 Vector3d pos;
113 SimInfo::MoleculeIterator i;
114 Molecule::IntegrableObjectIterator j;
115 Molecule * mol;
116 StuntDouble * sd;
117 Thermo thermo(info);
118
119 for (int istep = 0; istep < nFrames; istep++) {
120 reader.readFrame(istep);
121 COM = thermo.getCom();
122 for( mol = info->beginMolecule(i); mol != NULL;
123 mol = info->nextMolecule(i) ) {
124
125 for( sd = mol->beginIntegrableObject(j); sd != NULL;
126 sd = mol->nextIntegrableObject(j) ) {
127
128 pos = sd->getPos();
129 sd->setPos(pos - COM);
130
131 }
132 }
133 writer->writeDump();
134 }
135
136 // deleting the writer will put the closing at the end of the dump file.
137
138 delete writer;
139
140 sprintf(painCave.errMsg, "A new OpenMD file called \"%s\" has been "
141 "generated.\n", outputFileName.c_str());
142 painCave.isFatal = 0;
143 simError();
144 return 0;
145 }