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root/group/trunk/OOPSE-4/src/applications/simpleBuilder/simpleBuilder.cpp
Revision: 2178
Committed: Tue Apr 12 21:27:27 2005 UTC (19 years, 3 months ago) by gezelter
File size: 9305 byte(s)
Log Message:
added lattice directory, so all of these files are now redundant

File Contents

# User Rev Content
1 gezelter 1930 /*
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 tim 1501 #include <cstdlib>
43     #include <cstdio>
44     #include <cstring>
45     #include <cmath>
46     #include <iostream>
47     #include <string>
48     #include <map>
49     #include <fstream>
50    
51     #include "applications/simpleBuilder/simpleBuilderCmd.h"
52 gezelter 2178 #include "lattice/LatticeFactory.hpp"
53     #include "utils/MoLocator.hpp"
54     #include "lattice/Lattice.hpp"
55 gezelter 1930 #include "brains/Register.hpp"
56     #include "brains/SimInfo.hpp"
57     #include "brains/SimCreator.hpp"
58     #include "io/DumpWriter.hpp"
59     #include "math/Vector3.hpp"
60     #include "math/SquareMatrix3.hpp"
61     #include "utils/StringUtils.hpp"
62 tim 1501
63     using namespace std;
64 gezelter 1930 using namespace oopse;
65     void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
66     int numMol);
67 tim 1501
68 gezelter 1930 int main(int argc, char *argv []) {
69 tim 1501
70 gezelter 1930 //register force fields
71     registerForceFields();
72    
73     gengetopt_args_info args_info;
74     std::string latticeType;
75     std::string inputFileName;
76     std::string outPrefix;
77     std::string outMdFileName;
78     std::string outInitFileName;
79     BaseLattice *simpleLat;
80     int numMol;
81     double latticeConstant;
82     std::vector<double> lc;
83     double mass;
84     const double rhoConvertConst = 1.661;
85     double density;
86     int nx,
87     ny,
88     nz;
89     Mat3x3d hmat;
90     MoLocator *locator;
91     std::vector<Vector3d> latticePos;
92     std::vector<Vector3d> latticeOrt;
93     int numMolPerCell;
94     int curMolIndex;
95     DumpWriter *writer;
96 tim 1501
97 gezelter 1930 // parse command line arguments
98     if (cmdline_parser(argc, argv, &args_info) != 0)
99     exit(1);
100 tim 1501
101 gezelter 1930 density = args_info.density_arg;
102 tim 1501
103 gezelter 1930 //get lattice type
104     latticeType = UpperCase(args_info.latticetype_arg);
105 tim 1501
106 gezelter 1930 if (!LatticeFactory::getInstance()->hasLatticeCreator(latticeType)) {
107     std::cerr << latticeType << " is an invalid lattice type" << std::endl;
108     std::cerr << LatticeFactory::getInstance()->toString() << std::endl;
109     exit(1);
110     }
111 tim 1501
112 gezelter 1930 //get the number of unit cell
113     nx = args_info.nx_arg;
114 tim 1501
115 gezelter 1930 if (nx <= 0) {
116     std::cerr << "The number of unit cell in h direction must be greater than 0" << std::endl;
117     exit(1);
118     }
119 tim 1501
120 gezelter 1930 ny = args_info.ny_arg;
121 tim 1501
122 gezelter 1930 if (ny <= 0) {
123     std::cerr << "The number of unit cell in l direction must be greater than 0" << std::endl;
124     exit(1);
125     }
126 tim 1501
127 gezelter 1930 nz = args_info.nz_arg;
128 tim 1501
129 gezelter 1930 if (nz <= 0) {
130     std::cerr << "The number of unit cell in k direction must be greater than 0" << std::endl;
131     exit(1);
132     }
133 tim 1501
134 gezelter 1930 //get input file name
135     if (args_info.inputs_num)
136     inputFileName = args_info.inputs[0];
137     else {
138     std::cerr << "You must specify a input file name.\n" << std::endl;
139     cmdline_parser_print_help();
140     exit(1);
141     }
142 tim 1501
143 gezelter 1930 //parse md file and set up the system
144     SimCreator oldCreator;
145     SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
146 tim 1501
147 gezelter 1930 if (oldInfo->getNMoleculeStamp()>= 2) {
148     std::cerr << "can not build the system with more than two components"
149     << std::endl;
150     exit(1);
151     }
152 tim 1501
153 gezelter 1930 //get mass of molecule.
154 tim 1501
155 gezelter 1930 mass = getMolMass(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
156 tim 1501
157 gezelter 1930 //creat lattice
158     simpleLat = LatticeFactory::getInstance()->createLattice(latticeType);
159 tim 1501
160 gezelter 1930 if (simpleLat == NULL) {
161     std::cerr << "Error in creating lattice" << std::endl;
162     exit(1);
163     }
164 tim 1501
165 gezelter 1930 numMolPerCell = simpleLat->getNumSitesPerCell();
166 tim 1501
167 gezelter 1930 //calculate lattice constant (in Angstrom)
168     latticeConstant = pow(rhoConvertConst * numMolPerCell * mass / density,
169     1.0 / 3.0);
170 tim 1501
171 gezelter 1930 //set lattice constant
172     lc.push_back(latticeConstant);
173     simpleLat->setLatticeConstant(lc);
174 tim 1501
175 gezelter 1930 //calculate the total number of molecules
176     numMol = nx * ny * nz * numMolPerCell;
177 tim 1501
178 gezelter 1930 if (oldInfo->getNGlobalMolecules() != numMol) {
179     outPrefix = getPrefix(inputFileName.c_str()) + "_" + latticeType;
180     outMdFileName = outPrefix + ".md";
181    
182     //creat new .md file on fly which corrects the number of molecule
183     createMdFile(inputFileName, outMdFileName, numMol);
184     std::cerr
185     << "SimpleBuilder Error: the number of molecule and the density are not matched"
186     << std::endl;
187     std::cerr << "A new .md file: " << outMdFileName
188     << " is generated, use it to rerun the simpleBuilder" << std::endl;
189     exit(1);
190 tim 1501 }
191    
192 gezelter 1930 //determine the output file names
193     if (args_info.output_given)
194     outInitFileName = args_info.output_arg;
195     else
196     outInitFileName = getPrefix(inputFileName.c_str()) + ".in";
197    
198     //creat Molocator
199     locator = new MoLocator(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
200 tim 1501
201 gezelter 1930 //fill Hmat
202     hmat(0, 0)= nx * latticeConstant;
203     hmat(0, 1) = 0.0;
204     hmat(0, 2) = 0.0;
205 tim 1501
206 gezelter 1930 hmat(1, 0) = 0.0;
207     hmat(1, 1) = ny * latticeConstant;
208     hmat(1, 2) = 0.0;
209 tim 1501
210 gezelter 1930 hmat(2, 0) = 0.0;
211     hmat(2, 1) = 0.0;
212     hmat(2, 2) = nz * latticeConstant;
213 tim 1501
214 gezelter 1930 //set Hmat
215     oldInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
216 tim 1501
217 gezelter 1930 //place the molecules
218    
219     curMolIndex = 0;
220    
221     //get the orientation of the cell sites
222     //for the same type of molecule in same lattice, it will not change
223     latticeOrt = simpleLat->getLatticePointsOrt();
224    
225     Molecule* mol;
226     SimInfo::MoleculeIterator mi;
227     mol = oldInfo->beginMolecule(mi);
228     for(int i = 0; i < nx; i++) {
229     for(int j = 0; j < ny; j++) {
230     for(int k = 0; k < nz; k++) {
231    
232     //get the position of the cell sites
233     simpleLat->getLatticePointsPos(latticePos, i, j, k);
234    
235     for(int l = 0; l < numMolPerCell; l++) {
236     if (mol != NULL) {
237     locator->placeMol(latticePos[l], latticeOrt[l], mol);
238     } else {
239     std::cerr << std::endl;
240     }
241     mol = oldInfo->nextMolecule(mi);
242     }
243     }
244     }
245 tim 1501 }
246    
247 gezelter 1930 //create dumpwriter and write out the coordinates
248     oldInfo->setFinalConfigFileName(outInitFileName);
249 tim 2060 writer = new DumpWriter(oldInfo);
250 tim 1501
251 gezelter 1930 if (writer == NULL) {
252     std::cerr << "error in creating DumpWriter" << std::endl;
253     exit(1);
254     }
255 tim 1501
256 gezelter 1930 writer->writeDump();
257     std::cout << "new initial configuration file: " << outInitFileName
258     << " is generated." << std::endl;
259    
260     //delete objects
261    
262     //delete oldInfo and oldSimSetup
263     if (oldInfo != NULL)
264     delete oldInfo;
265    
266     if (writer != NULL)
267     delete writer;
268    
269     return 0;
270 tim 1501 }
271    
272 gezelter 1930 void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
273     int numMol) {
274     ifstream oldMdFile;
275     ofstream newMdFile;
276     const int MAXLEN = 65535;
277     char buffer[MAXLEN];
278 tim 1501
279 gezelter 1930 //create new .md file based on old .md file
280     oldMdFile.open(oldMdFileName.c_str());
281     newMdFile.open(newMdFileName.c_str());
282 tim 1501
283 gezelter 1930 oldMdFile.getline(buffer, MAXLEN);
284    
285     while (!oldMdFile.eof()) {
286    
287     //correct molecule number
288     if (strstr(buffer, "nMol") != NULL) {
289     sprintf(buffer, "\t\tnMol = %d;", numMol);
290     newMdFile << buffer << std::endl;
291     } else
292     newMdFile << buffer << std::endl;
293    
294     oldMdFile.getline(buffer, MAXLEN);
295     }
296    
297     oldMdFile.close();
298     newMdFile.close();
299 tim 1501 }
300 gezelter 1930