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root/group/trunk/OOPSE-3.0/src/applications/nanoRodBuilder/nanorodBuilder.cpp
Revision: 2164
Committed: Mon Apr 11 21:37:30 2005 UTC (19 years, 3 months ago) by chuckv
File size: 10721 byte(s)
Log Message:
Importing nanoRodBuilder application (may not work yet).  ((Doesn't work yet.))
(((May never work....)))

File Contents

# User Rev Content
1 chuckv 2164 /*
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 <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 "nanorodBuilderCmd.h"
52     //#include "GeometryBuilder.hpp"
53     #include "applications/simpleBuilder/LatticeFactory.hpp"
54     #include "applications/simpleBuilder/MoLocator.hpp"
55     #include "applications/simpleBuilder/Lattice.hpp"
56     #include "brains/Register.hpp"
57     #include "brains/SimInfo.hpp"
58     #include "brains/SimCreator.hpp"
59     #include "io/DumpWriter.hpp"
60     #include "math/Vector3.hpp"
61     #include "math/SquareMatrix3.hpp"
62     #include "utils/StringUtils.hpp"
63    
64     using namespace std;
65     using namespace oopse;
66     void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
67     int numMol);
68    
69     int main(int argc, char *argv []) {
70    
71     //register force fields
72     registerForceFields();
73    
74     gengetopt_args_info args_info;
75     std::string latticeType;
76     std::string inputFileName;
77     std::string outPrefix;
78     std::string outMdFileName;
79     std::string outInitFileName;
80     std::string outGeomFileName;
81    
82    
83     BaseLattice *simpleLat;
84     int numMol;
85     double latticeConstant;
86     std::vector<double> lc;
87     double mass;
88     const double rhoConvertConst = 1.661;
89     double density;
90     double rodLength;
91     double rodDiameter;
92    
93    
94     int nx,
95     ny,
96     nz;
97     Mat3x3d hmat;
98     MoLocator *locator;
99     std::vector<Vector3d> latticePos;
100     std::vector<Vector3d> latticeOrt;
101     int numMolPerCell;
102     int curMolIndex;
103     DumpWriter *writer;
104    
105     // parse command line arguments
106     if (cmdline_parser(argc, argv, &args_info) != 0)
107     exit(1);
108    
109    
110    
111     //get lattice type
112     latticeType = UpperCase(args_info.latticetype_arg);
113    
114     if (!LatticeFactory::getInstance()->hasLatticeCreator(latticeType)) {
115     std::cerr << latticeType << " is an invalid lattice type" << std::endl;
116     std::cerr << LatticeFactory::getInstance()->toString() << std::endl;
117     exit(1);
118     }
119    
120    
121     //get input file name
122     if (args_info.inputs_num)
123     inputFileName = args_info.inputs[0];
124     else {
125     std::cerr << "You must specify a input file name.\n" << std::endl;
126     cmdline_parser_print_help();
127     exit(1);
128     }
129    
130     //parse md file and set up the system
131     SimCreator oldCreator;
132     SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
133    
134     if (oldInfo->getNMoleculeStamp()> 1) {
135     std::cerr << "can not build nanorod with more than one components"
136     << std::endl;
137     exit(1);
138     }
139    
140     //get mass of molecule.
141    
142     mass = getMolMass(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
143    
144     //creat lattice
145     simpleLat = LatticeFactory::getInstance()->createLattice(latticeType);
146    
147     if (simpleLat == NULL) {
148     std::cerr << "Error in creating lattice" << std::endl;
149     exit(1);
150     }
151    
152     numMolPerCell = simpleLat->getNumSitesPerCell();
153    
154     //calculate lattice constant (in Angstrom)
155     //latticeConstant = pow(rhoConvertConst * numMolPerCell * mass / density,
156     // 1.0 / 3.0);
157    
158     latticeConstant = args_info.latticeCnst_arg;
159     rodLength = args_info.length_arg;
160     rodDiameter = args_info.width_arg;
161    
162     //set lattice constant
163     lc.push_back(latticeConstant);
164     simpleLat->setLatticeConstant(lc);
165    
166    
167     //determine the output file names
168     if (args_info.output_given)
169     outInitFileName = args_info.output_arg;
170     else
171     outInitFileName = getPrefix(inputFileName.c_str()) + ".in";
172    
173     //creat Molocator
174     locator = new MoLocator(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
175    
176     /*
177     Assume we are carving nanorod out of a cublic block of material and that
178     the shape the material will fit within that block....
179     The model in geometry builder assumes the long axis is in the y direction and the x-z plane is the
180     diameter of the particle.
181     */
182     // Number of Unit Cells in Length first
183     ny = (int)(rodLength/latticeConstant);
184     // Number of unit cells in Width
185     nx = (int)(rodDiameter/latticeConstant);
186     nz = (int)(rodDiameter/latticeConstant);
187    
188    
189    
190     // Create geometry for nanocrystal
191     //GeometryBuilder myGeometry(rodLength,rodDiameter);
192    
193     /*
194     We have to build the system first to figure out how many molecules there are
195     then create a md file and then actually build the system.
196     */
197    
198     //place the molecules
199    
200     curMolIndex = 0;
201    
202     //get the orientation of the cell sites
203     //for the same type of molecule in same lattice, it will not change
204     latticeOrt = simpleLat->getLatticePointsOrt();
205    
206    
207     /*
208     void BaseLattice::getLatticePointsPos(std::vector<Vector3d>& latticePos, int nx, int ny, int nz){
209    
210     latticePos.resize(nCellSites);
211    
212     for( int i=0;i < nCellSites;i++){
213    
214     latticePos[i][0] = origin[0] + cellSitesPos[i][0] + cellLen[0] * (double(nx) - 0.5);
215     latticePos[i][1] = origin[1] + cellSitesPos[i][1] + cellLen[1] * (double(ny) - 0.5);
216     latticePos[i][2] = origin[2] + cellSitesPos[i][2] + cellLen[2] * (double(nz) - 0.5);
217     }
218    
219     */
220    
221    
222    
223    
224     numMol = 0;
225     for(int i = 0; i < nx; i++) {
226     for(int j = 0; j < ny; j++) {
227     for(int k = 0; k < nz; k++) {
228     //if (oldInfo->getNGlobalMolecules() != numMol) {
229    
230    
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     /*
237     if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
238     numMol++;
239     }
240     */
241     numMol++;
242     }
243     }
244     }
245     }
246    
247    
248     // needed for writing out new md file.
249    
250     outPrefix = getPrefix(inputFileName.c_str()) + "_" + latticeType;
251     outMdFileName = outPrefix + ".md";
252    
253     //creat new .md file on fly which corrects the number of molecule
254     createMdFile(inputFileName, outMdFileName, numMol);
255    
256     if (oldInfo != NULL)
257     delete oldInfo;
258    
259    
260     // We need to read in new siminfo object.
261     //parse md file and set up the system
262     //SimCreator NewCreator;
263    
264     SimInfo* NewInfo = oldCreator.createSim(outMdFileName, false);
265    
266     // This was so much fun the first time, lets do it again.
267    
268     Molecule* mol;
269     SimInfo::MoleculeIterator mi;
270     mol = NewInfo->beginMolecule(mi);
271    
272     for(int i = 0; i < nx; i++) {
273     for(int j = 0; j < ny; j++) {
274     for(int k = 0; k < nz; k++) {
275    
276     //get the position of the cell sites
277     simpleLat->getLatticePointsPos(latticePos, i, j, k);
278    
279     for(int l = 0; l < numMolPerCell; l++) {
280     if (mol != NULL) {
281     /*
282     if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
283     locator->placeMol(latticePos[l], latticeOrt[l], mol);
284     }
285     */
286     locator->placeMol(latticePos[l], latticeOrt[l], mol);
287     } else {
288     std::cerr << std::endl;
289     }
290     mol = NewInfo->nextMolecule(mi);
291     }
292     }
293     }
294     }
295    
296    
297    
298     //fill Hmat
299     hmat(0, 0)= nx * latticeConstant;
300     hmat(0, 1) = 0.0;
301     hmat(0, 2) = 0.0;
302    
303     hmat(1, 0) = 0.0;
304     hmat(1, 1) = ny * latticeConstant;
305     hmat(1, 2) = 0.0;
306    
307     hmat(2, 0) = 0.0;
308     hmat(2, 1) = 0.0;
309     hmat(2, 2) = nz * latticeConstant;
310    
311     //set Hmat
312     NewInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
313    
314    
315     //create dumpwriter and write out the coordinates
316     NewInfo->setFinalConfigFileName(outInitFileName);
317     writer = new DumpWriter(NewInfo);
318    
319     if (writer == NULL) {
320     std::cerr << "error in creating DumpWriter" << std::endl;
321     exit(1);
322     }
323    
324     writer->writeDump();
325     std::cout << "new initial configuration file: " << outInitFileName
326     << " is generated." << std::endl;
327    
328     //delete objects
329    
330     //delete oldInfo and oldSimSetup
331    
332     if (NewInfo != NULL)
333     delete NewInfo;
334    
335     if (writer != NULL)
336     delete writer;
337    
338     return 0;
339     }
340    
341     void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
342     int numMol) {
343     ifstream oldMdFile;
344     ofstream newMdFile;
345     const int MAXLEN = 65535;
346     char buffer[MAXLEN];
347    
348     //create new .md file based on old .md file
349     oldMdFile.open(oldMdFileName.c_str());
350     newMdFile.open(newMdFileName.c_str());
351    
352     oldMdFile.getline(buffer, MAXLEN);
353    
354     while (!oldMdFile.eof()) {
355    
356     //correct molecule number
357     if (strstr(buffer, "nMol") != NULL) {
358     sprintf(buffer, "\tnMol = %i;", numMol);
359     newMdFile << buffer << std::endl;
360     } else
361     newMdFile << buffer << std::endl;
362    
363     oldMdFile.getline(buffer, MAXLEN);
364     }
365    
366     oldMdFile.close();
367     newMdFile.close();
368     }
369