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root/group/trunk/OOPSE-3.0/src/applications/nanoRodBuilder/nanorodBuilder.cpp
Revision: 2190
Committed: Wed Apr 13 22:30:22 2005 UTC (19 years, 2 months ago) by gezelter
File size: 10704 byte(s)
Log Message:
added CGAL checks

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 "config.h"
52
53 #include "nanorodBuilderCmd.h"
54 #ifdef HAVE_CGAL
55 #include "GeometryBuilder.hpp"
56 #endif
57 #include "lattice/LatticeFactory.hpp"
58 #include "utils/MoLocator.hpp"
59 #include "lattice/Lattice.hpp"
60 #include "brains/Register.hpp"
61 #include "brains/SimInfo.hpp"
62 #include "brains/SimCreator.hpp"
63 #include "io/DumpWriter.hpp"
64 #include "math/Vector3.hpp"
65 #include "math/SquareMatrix3.hpp"
66 #include "utils/StringUtils.hpp"
67
68 using namespace std;
69 using namespace oopse;
70 void createMdFile(const std::string&oldMdFileName,
71 const std::string&newMdFileName,
72 int numMol);
73
74 int main(int argc, char *argv []) {
75
76 //register force fields
77 registerForceFields();
78 registerLattice();
79
80 gengetopt_args_info args_info;
81 std::string latticeType;
82 std::string inputFileName;
83 std::string outPrefix;
84 std::string outMdFileName;
85 std::string outInitFileName;
86 std::string outGeomFileName;
87
88
89 Lattice *simpleLat;
90 int numMol;
91 double latticeConstant;
92 std::vector<double> lc;
93 double mass;
94 const double rhoConvertConst = 1.661;
95 double density;
96 double rodLength;
97 double rodDiameter;
98
99
100 int nx, ny, nz;
101 Mat3x3d hmat;
102 MoLocator *locator;
103 std::vector<Vector3d> latticePos;
104 std::vector<Vector3d> latticeOrt;
105 int numMolPerCell;
106 int curMolIndex;
107 DumpWriter *writer;
108
109 // parse command line arguments
110 if (cmdline_parser(argc, argv, &args_info) != 0)
111 exit(1);
112
113
114
115 //get lattice type
116 latticeType = UpperCase(args_info.latticetype_arg);
117
118
119 simpleLat = LatticeFactory::getInstance()->createLattice(latticeType);
120 if (simpleLat == NULL) {
121 sprintf(painCave.errMsg, "Lattice Factory can not create %s lattice\n",
122 latticeType.c_str());
123 painCave.isFatal = 1;
124 simError();
125 }
126
127 //get input file name
128 if (args_info.inputs_num)
129 inputFileName = args_info.inputs[0];
130 else {
131 std::cerr << "You must specify a input file name.\n" << std::endl;
132 cmdline_parser_print_help();
133 exit(1);
134 }
135
136 //parse md file and set up the system
137 SimCreator oldCreator;
138 SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
139
140 if (oldInfo->getNMoleculeStamp()> 1) {
141 std::cerr << "can not build nanorod with more than one components"
142 << std::endl;
143 exit(1);
144 }
145
146 //get mass of molecule.
147
148 mass = getMolMass(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
149
150 //creat lattice
151 simpleLat = LatticeFactory::getInstance()->createLattice(latticeType);
152
153 if (simpleLat == NULL) {
154 std::cerr << "Error in creating lattice" << std::endl;
155 exit(1);
156 }
157
158 numMolPerCell = simpleLat->getNumSitesPerCell();
159
160 //calculate lattice constant (in Angstrom)
161 //latticeConstant = pow(rhoConvertConst * numMolPerCell * mass / density,
162 // 1.0 / 3.0);
163
164 latticeConstant = args_info.latticeCnst_arg;
165 rodLength = args_info.length_arg;
166 rodDiameter = args_info.width_arg;
167
168 //set lattice constant
169 lc.push_back(latticeConstant);
170 simpleLat->setLatticeConstant(lc);
171
172
173 //determine the output file names
174 if (args_info.output_given)
175 outInitFileName = args_info.output_arg;
176 else
177 outInitFileName = getPrefix(inputFileName.c_str()) + ".in";
178
179 //creat Molocator
180 locator = new MoLocator(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
181
182 /*
183 Assume we are carving nanorod out of a cublic block of material and that
184 the shape the material will fit within that block....
185 The model in geometry builder assumes the long axis is in the y direction and the x-z plane is the
186 diameter of the particle.
187 */
188 // Number of Unit Cells in Length first
189 ny = (int)(rodLength/latticeConstant);
190 // Number of unit cells in Width
191 nx = (int)(rodDiameter/latticeConstant);
192 nz = (int)(rodDiameter/latticeConstant);
193
194
195
196 // Create geometry for nanocrystal
197 #ifdef HAVE_GCAL
198 GeometryBuilder myGeometry(rodLength,rodDiameter);
199 #endif
200
201 /*
202 We have to build the system first to figure out how many molecules
203 there are then create a md file and then actually build the
204 system.
205 */
206
207 //place the molecules
208
209 curMolIndex = 0;
210
211 //get the orientation of the cell sites
212 //for the same type of molecule in same lattice, it will not change
213 latticeOrt = simpleLat->getLatticePointsOrt();
214
215
216 /*
217 void BaseLattice::getLatticePointsPos(std::vector<Vector3d>&
218 latticePos, int nx, int ny, int nz){
219
220 latticePos.resize(nCellSites);
221
222 for( int i=0;i < nCellSites;i++){
223
224 latticePos[i][0] = origin[0] + cellSitesPos[i][0] + cellLen[0] * (double(nx) - 0.5);
225 latticePos[i][1] = origin[1] + cellSitesPos[i][1] + cellLen[1] * (double(ny) - 0.5);
226 latticePos[i][2] = origin[2] + cellSitesPos[i][2] + cellLen[2] * (double(nz) - 0.5);
227 }
228
229 */
230
231
232
233
234 numMol = 0;
235 for(int i = 0; i < nx; i++) {
236 for(int j = 0; j < ny; j++) {
237 for(int k = 0; k < nz; k++) {
238 //if (oldInfo->getNGlobalMolecules() != numMol) {
239
240
241
242 //get the position of the cell sites
243 simpleLat->getLatticePointsPos(latticePos, i, j, k);
244
245 for(int l = 0; l < numMolPerCell; l++) {
246
247 #ifdef HAVE_GCAL
248 if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
249 numMol++;
250 }
251 #else
252 numMol++;
253 #endif
254 }
255 }
256 }
257 }
258
259
260 // needed for writing out new md file.
261
262 outPrefix = getPrefix(inputFileName.c_str()) + "_" + latticeType;
263 outMdFileName = outPrefix + ".md";
264
265 //creat new .md file on fly which corrects the number of molecule
266 createMdFile(inputFileName, outMdFileName, numMol);
267
268 if (oldInfo != NULL)
269 delete oldInfo;
270
271
272 // We need to read in new siminfo object.
273 //parse md file and set up the system
274 //SimCreator NewCreator;
275
276 SimInfo* NewInfo = oldCreator.createSim(outMdFileName, false);
277
278 // This was so much fun the first time, lets do it again.
279
280 Molecule* mol;
281 SimInfo::MoleculeIterator mi;
282 mol = NewInfo->beginMolecule(mi);
283
284 for(int i = 0; i < nx; i++) {
285 for(int j = 0; j < ny; j++) {
286 for(int k = 0; k < nz; k++) {
287
288 //get the position of the cell sites
289 simpleLat->getLatticePointsPos(latticePos, i, j, k);
290
291 for(int l = 0; l < numMolPerCell; l++) {
292 if (mol != NULL) {
293
294 #ifdef HAVE_GCAL
295 if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
296 locator->placeMol(latticePos[l], latticeOrt[l], mol);
297 }
298 #else
299
300 locator->placeMol(latticePos[l], latticeOrt[l], mol);
301 #endif
302 } else {
303 std::cerr << std::endl;
304 }
305 mol = NewInfo->nextMolecule(mi);
306 }
307 }
308 }
309 }
310
311
312
313 //fill Hmat
314 hmat(0, 0)= nx * latticeConstant;
315 hmat(0, 1) = 0.0;
316 hmat(0, 2) = 0.0;
317
318 hmat(1, 0) = 0.0;
319 hmat(1, 1) = ny * latticeConstant;
320 hmat(1, 2) = 0.0;
321
322 hmat(2, 0) = 0.0;
323 hmat(2, 1) = 0.0;
324 hmat(2, 2) = nz * latticeConstant;
325
326 //set Hmat
327 NewInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
328
329
330 //create dumpwriter and write out the coordinates
331 NewInfo->setFinalConfigFileName(outInitFileName);
332 writer = new DumpWriter(NewInfo);
333
334 if (writer == NULL) {
335 std::cerr << "error in creating DumpWriter" << std::endl;
336 exit(1);
337 }
338
339 writer->writeDump();
340 std::cout << "new initial configuration file: " << outInitFileName
341 << " is generated." << std::endl;
342
343 //delete objects
344
345 //delete oldInfo and oldSimSetup
346
347 if (NewInfo != NULL)
348 delete NewInfo;
349
350 if (writer != NULL)
351 delete writer;
352 delete simpleLat;
353 cmdline_parser_free(&args_info);
354 return 0;
355 }
356
357 void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
358 int numMol) {
359 ifstream oldMdFile;
360 ofstream newMdFile;
361 const int MAXLEN = 65535;
362 char buffer[MAXLEN];
363
364 //create new .md file based on old .md file
365 oldMdFile.open(oldMdFileName.c_str());
366 newMdFile.open(newMdFileName.c_str());
367
368 oldMdFile.getline(buffer, MAXLEN);
369
370 while (!oldMdFile.eof()) {
371
372 //correct molecule number
373 if (strstr(buffer, "nMol") != NULL) {
374 sprintf(buffer, "\tnMol = %i;", numMol);
375 newMdFile << buffer << std::endl;
376 } else
377 newMdFile << buffer << std::endl;
378
379 oldMdFile.getline(buffer, MAXLEN);
380 }
381
382 oldMdFile.close();
383 newMdFile.close();
384 }
385