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root/OpenMD/branches/development/src/applications/nanoparticleBuilder/nanorodBuilder.cpp
Revision: 1828
Committed: Wed Jan 9 19:59:00 2013 UTC (12 years, 3 months ago) by gezelter
File size: 15959 byte(s)
Log Message:
Fixed some cruft

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. 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, 24107 (2008).
39 * [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010).
40 * [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41 * Created by Kelsey M. Stocker on 2/9/12.
42 * @author Kelsey M. Stocker
43 *
44 */
45
46 #include <cstdlib>
47 #include <cstdio>
48 #include <cstring>
49 #include <cmath>
50 #include <iostream>
51 #include <string>
52 #include <map>
53 #include <fstream>
54 #include <algorithm>
55
56 #include "config.h"
57 #include "shapedLatticeRod.hpp"
58 #include "nanorodBuilderCmd.h"
59 #include "lattice/LatticeFactory.hpp"
60 #include "utils/MoLocator.hpp"
61 #include "lattice/Lattice.hpp"
62 #include "brains/Register.hpp"
63 #include "brains/SimInfo.hpp"
64 #include "brains/SimCreator.hpp"
65 #include "io/DumpWriter.hpp"
66 #include "math/Vector3.hpp"
67 #include "math/SquareMatrix3.hpp"
68 #include "utils/StringUtils.hpp"
69
70 using namespace std;
71 using namespace OpenMD;
72 void createMdFile(const std::string&oldMdFileName,
73 const std::string&newMdFileName,
74 std::vector<int> numMol);
75
76 int main(int argc, char *argv []) {
77
78 registerLattice();
79
80 gengetopt_args_info args_info;
81 std::string latticeType;
82 std::string inputFileName;
83 std::string outputFileName;
84
85 MoLocator* locator;
86 int nComponents;
87 double latticeConstant;
88 std::vector<double> lc;
89
90 RealType rodRadius;
91 RealType rodLength;
92
93 Mat3x3d hmat;
94 std::vector<Vector3d> latticePos;
95 std::vector<Vector3d> latticeOrt;
96
97 DumpWriter *writer;
98
99 // Parse Command Line Arguments
100 if (cmdline_parser(argc, argv, &args_info) != 0)
101 exit(1);
102
103 /* get lattice type */
104 latticeType = "FCC";
105
106 /* get input file name */
107 if (args_info.inputs_num)
108 inputFileName = args_info.inputs[0];
109 else {
110 sprintf(painCave.errMsg, "No input .md file name was specified "
111 "on the command line");
112 painCave.isFatal = 1;
113 cmdline_parser_print_help();
114 simError();
115 }
116
117 /* parse md file and set up the system */
118 SimCreator oldCreator;
119 SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
120
121 latticeConstant = args_info.latticeConstant_arg;
122 rodRadius = args_info.radius_arg;
123 rodLength = args_info.length_arg;
124 Globals* simParams = oldInfo->getSimParams();
125
126 /* Create nanorod */
127 shapedLatticeRod nanoRod(latticeConstant, latticeType,
128 rodRadius, rodLength);
129
130 /* Build a lattice and get lattice points for this lattice constant */
131 vector<Vector3d> sites = nanoRod.getSites();
132 vector<Vector3d> orientations = nanoRod.getOrientations();
133 std::vector<int> vacancyTargets;
134 vector<bool> isVacancy;
135
136 Vector3d myLoc;
137 RealType myR;
138
139 for (int i = 0; i < sites.size(); i++)
140 isVacancy.push_back(false);
141
142 // cerr << "checking vacancyPercent" << "\n";
143 if (args_info.vacancyPercent_given) {
144 // cerr << "vacancyPercent given" << "\n";
145 if (args_info.vacancyPercent_arg < 0.0 || args_info.vacancyPercent_arg > 100.0) {
146 sprintf(painCave.errMsg, "vacancyPercent was set to a non-sensical value.");
147 painCave.isFatal = 1;
148 simError();
149 } else {
150 RealType vF = args_info.vacancyPercent_arg / 100.0;
151 // cerr << "vacancyPercent = " << vF << "\n";
152 RealType vIR;
153 RealType vOR;
154 if (args_info.vacancyInnerRadius_given) {
155 vIR = args_info.vacancyInnerRadius_arg;
156 } else {
157 vIR = 0.0;
158 }
159 if (args_info.vacancyOuterRadius_given) {
160 vOR = args_info.vacancyOuterRadius_arg;
161 } else {
162 vOR = rodRadius;
163 }
164 if (vIR >= 0.0 && vOR <= rodRadius && vOR >= vIR) {
165
166 for (int i = 0; i < sites.size(); i++) {
167 myLoc = sites[i];
168 myR = myLoc.length();
169 if (myR >= vIR && myR <= vOR) {
170 vacancyTargets.push_back(i);
171 }
172 }
173 std::random_shuffle(vacancyTargets.begin(), vacancyTargets.end());
174
175 int nTargets = vacancyTargets.size();
176 vacancyTargets.resize((int)(vF * nTargets));
177
178
179 sprintf(painCave.errMsg, "Removing %d atoms from randomly-selected\n"
180 "\tsites between %lf and %lf.", (int) vacancyTargets.size(),
181 vIR, vOR);
182 painCave.isFatal = 0;
183 simError();
184
185 isVacancy.clear();
186 for (int i = 0; i < sites.size(); i++) {
187 bool vac = false;
188 for (int j = 0; j < vacancyTargets.size(); j++) {
189 if (i == vacancyTargets[j]) vac = true;
190 }
191 isVacancy.push_back(vac);
192 }
193
194 } else {
195 sprintf(painCave.errMsg, "Something is strange about the vacancy\n"
196 "\tinner or outer radii. Check their values.");
197 painCave.isFatal = 1;
198 simError();
199 }
200 }
201 }
202
203 /* Get number of lattice sites */
204 int nSites = sites.size() - vacancyTargets.size();
205
206 // cerr << "sites.size() = " << sites.size() << "\n";
207 // cerr << "nSites = " << nSites << "\n";
208 // cerr << "vacancyTargets = " << vacancyTargets.size() << "\n";
209
210 std::vector<Component*> components = simParams->getComponents();
211 std::vector<RealType> molFractions;
212 std::vector<RealType> shellRadii;
213 std::vector<RealType> molecularMasses;
214 std::vector<int> nMol;
215 std::map<int, int> componentFromSite;
216 nComponents = components.size();
217 // cerr << "nComponents = " << nComponents << "\n";
218
219 if (args_info.molFraction_given && args_info.shellRadius_given) {
220 sprintf(painCave.errMsg, "Specify either molFraction or shellRadius "
221 "arguments, but not both!");
222 painCave.isFatal = 1;
223 simError();
224 }
225
226 if (nComponents == 1) {
227 molFractions.push_back(1.0);
228 shellRadii.push_back(rodRadius);
229 } else if (args_info.molFraction_given) {
230 if ((int)args_info.molFraction_given == nComponents) {
231 for (int i = 0; i < nComponents; i++) {
232 molFractions.push_back(args_info.molFraction_arg[i]);
233 }
234 } else if ((int)args_info.molFraction_given == nComponents-1) {
235 RealType remainingFraction = 1.0;
236 for (int i = 0; i < nComponents-1; i++) {
237 molFractions.push_back(args_info.molFraction_arg[i]);
238 remainingFraction -= molFractions[i];
239 }
240 molFractions.push_back(remainingFraction);
241 } else {
242 sprintf(painCave.errMsg, "nanorodBuilder can't figure out molFractions "
243 "for all of the components in the <MetaData> block.");
244 painCave.isFatal = 1;
245 simError();
246 }
247 } else if ((int)args_info.shellRadius_given) {
248 if ((int)args_info.shellRadius_given == nComponents) {
249 for (int i = 0; i < nComponents; i++) {
250 shellRadii.push_back(args_info.shellRadius_arg[i]);
251 }
252 } else if ((int)args_info.shellRadius_given == nComponents-1) {
253 for (int i = 0; i < nComponents-1; i++) {
254 shellRadii.push_back(args_info.shellRadius_arg[i]);
255 }
256 shellRadii.push_back(rodRadius);
257 } else {
258 sprintf(painCave.errMsg, "nanorodBuilder can't figure out the\n"
259 "\tshell radii for all of the components in the <MetaData> block.");
260 painCave.isFatal = 1;
261 simError();
262 }
263 } else {
264 sprintf(painCave.errMsg, "You have a multi-component <MetaData> block,\n"
265 "\tbut have not specified either molFraction or shellRadius arguments.");
266 painCave.isFatal = 1;
267 simError();
268 }
269
270 if (args_info.molFraction_given) {
271 RealType totalFraction = 0.0;
272
273 /* Do some simple sanity checking*/
274
275 for (int i = 0; i < nComponents; i++) {
276 if (molFractions.at(i) < 0.0) {
277 sprintf(painCave.errMsg, "One of the requested molFractions was"
278 " less than zero!");
279 painCave.isFatal = 1;
280 simError();
281 }
282 if (molFractions.at(i) > 1.0) {
283 sprintf(painCave.errMsg, "One of the requested molFractions was"
284 " greater than one!");
285 painCave.isFatal = 1;
286 simError();
287 }
288 totalFraction += molFractions.at(i);
289 }
290 if (abs(totalFraction - 1.0) > 1e-6) {
291 sprintf(painCave.errMsg, "The sum of molFractions was not close enough to 1.0");
292 painCave.isFatal = 1;
293 simError();
294 }
295
296 int remaining = nSites;
297 for (int i=0; i < nComponents-1; i++) {
298 nMol.push_back(int((RealType)nSites * molFractions.at(i)));
299 remaining -= nMol.at(i);
300 }
301 nMol.push_back(remaining);
302
303 // recompute actual mol fractions and perform final sanity check:
304
305 int totalMolecules = 0;
306 for (int i=0; i < nComponents; i++) {
307 molFractions[i] = (RealType)(nMol.at(i))/(RealType)nSites;
308 totalMolecules += nMol.at(i);
309 }
310 if (totalMolecules != nSites) {
311 sprintf(painCave.errMsg, "Computed total number of molecules is not equal "
312 "to the number of lattice sites!");
313 painCave.isFatal = 1;
314 simError();
315 }
316 } else {
317
318 for (int i = 0; i < shellRadii.size(); i++) {
319 if (shellRadii.at(i) > rodRadius + 1e-6 ) {
320 sprintf(painCave.errMsg, "One of the shellRadius values exceeds the rod Radius.");
321 painCave.isFatal = 1;
322 simError();
323 }
324 if (shellRadii.at(i) <= 0.0 ) {
325 sprintf(painCave.errMsg, "One of the shellRadius values is smaller than zero!");
326 painCave.isFatal = 1;
327 simError();
328 }
329 }
330 }
331
332 vector<int> ids;
333 if ((int)args_info.molFraction_given){
334 // cerr << "molFraction given 2" << "\n";
335 sprintf(painCave.errMsg, "Creating a randomized spherically-capped nanorod.");
336 painCave.isFatal = 0;
337 simError();
338 /* Random rod is the default case*/
339
340 for (int i = 0; i < sites.size(); i++)
341 if (!isVacancy[i]) ids.push_back(i);
342
343 std::random_shuffle(ids.begin(), ids.end());
344
345 } else{
346 sprintf(painCave.errMsg, "Creating an fcc nanorod.");
347 painCave.isFatal = 0;
348 simError();
349
350 // RealType smallestSoFar;
351 int myComponent = -1;
352 nMol.clear();
353 nMol.resize(nComponents);
354
355 // cerr << "shellRadii[0] " << shellRadii[0] << "\n";
356 // cerr << "rodRadius " << rodRadius << "\n";
357
358 for (int i = 0; i < sites.size(); i++) {
359 myLoc = sites[i];
360 myR = myLoc.length();
361 // smallestSoFar = rodRadius;
362 // cerr << "vac = " << isVacancy[i]<< "\n";
363
364 if (!isVacancy[i]) {
365
366
367 // for (int j = 0; j < nComponents; j++) {
368 // if (myR <= shellRadii[j]) {
369 // if (shellRadii[j] <= smallestSoFar) {
370 // smallestSoFar = shellRadii[j];
371 // myComponent = j;
372 // }
373 // }
374 // }
375 myComponent = 0;
376 componentFromSite[i] = myComponent;
377 nMol[myComponent]++;
378 // cerr << "nMol for myComp(" << myComponent<<") = " << nMol[myComponent] << "\n";
379 }
380 }
381 }
382 // cerr << "nMol = " << nMol.at(0) << "\n";
383
384 outputFileName = args_info.output_arg;
385
386 //creat new .md file on fly which corrects the number of molecule
387
388 createMdFile(inputFileName, outputFileName, nMol);
389
390 if (oldInfo != NULL)
391 delete oldInfo;
392
393 SimCreator newCreator;
394 SimInfo* NewInfo = newCreator.createSim(outputFileName, false);
395
396 // Place molecules
397 Molecule* mol;
398 SimInfo::MoleculeIterator mi;
399 mol = NewInfo->beginMolecule(mi);
400
401 int l = 0;
402
403 for (int i = 0; i < nComponents; i++){
404 locator = new MoLocator(NewInfo->getMoleculeStamp(i),
405 NewInfo->getForceField());
406
407 // cerr << "nMol = " << nMol.at(i) << "\n";
408 if (!args_info.molFraction_given) {
409 for (int n = 0; n < sites.size(); n++) {
410 if (!isVacancy[n]) {
411 if (componentFromSite[n] == i) {
412 mol = NewInfo->getMoleculeByGlobalIndex(l);
413 locator->placeMol(sites[n], orientations[n], mol);
414 l++;
415 }
416 }
417 }
418 } else {
419 for (int n = 0; n < nMol.at(i); n++) {
420 mol = NewInfo->getMoleculeByGlobalIndex(l);
421 locator->placeMol(sites[ids[l]], orientations[ids[l]], mol);
422 l++;
423 }
424 }
425 }
426
427 //fill Hmat
428 hmat(0, 0)= 10.0*rodRadius;
429 hmat(0, 1) = 0.0;
430 hmat(0, 2) = 0.0;
431
432 hmat(1, 0) = 0.0;
433 hmat(1, 1) = 10.0*rodRadius;
434 hmat(1, 2) = 0.0;
435
436 hmat(2, 0) = 0.0;
437 hmat(2, 1) = 0.0;
438 hmat(2, 2) = 5.0*rodLength + 2.0*rodRadius;
439
440 //set Hmat
441 NewInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
442
443
444 //create dumpwriter and write out the coordinates
445 writer = new DumpWriter(NewInfo, outputFileName);
446
447 if (writer == NULL) {
448 sprintf(painCave.errMsg, "Error in creating dumpwriter object ");
449 painCave.isFatal = 1;
450 simError();
451 }
452
453 writer->writeDump();
454
455 // deleting the writer will put the closing at the end of the dump file
456
457 delete writer;
458
459 // cleanup a by calling sim error.....
460 sprintf(painCave.errMsg, "A new OpenMD file called \"%s\" has been "
461 "generated.\n", outputFileName.c_str());
462 painCave.isFatal = 0;
463 simError();
464 return 0;
465 }
466
467 void createMdFile(const std::string&oldMdFileName,
468 const std::string&newMdFileName,
469 std::vector<int> nMol) {
470 ifstream oldMdFile;
471 ofstream newMdFile;
472 const int MAXLEN = 65535;
473 char buffer[MAXLEN];
474
475 //create new .md file based on old .md file
476 oldMdFile.open(oldMdFileName.c_str());
477 newMdFile.open(newMdFileName.c_str());
478 oldMdFile.getline(buffer, MAXLEN);
479
480 int i = 0;
481 while (!oldMdFile.eof()) {
482
483 //correct molecule number
484 if (strstr(buffer, "nMol") != NULL) {
485 if(i<nMol.size()){
486 sprintf(buffer, "\tnMol = %i;", nMol.at(i));
487 newMdFile << buffer << std::endl;
488 i++;
489 }
490 } else
491 newMdFile << buffer << std::endl;
492
493 oldMdFile.getline(buffer, MAXLEN);
494 }
495
496 oldMdFile.close();
497 newMdFile.close();
498
499 if (i != nMol.size()) {
500 sprintf(painCave.errMsg, "Couldn't replace the correct number of nMol\n"
501 "\tstatements in component blocks. Make sure that all\n"
502 "\tcomponents in the template file have nMol=1");
503 painCave.isFatal = 1;
504 simError();
505 }
506
507 }
508