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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

# 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 <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