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root/OpenMD/branches/development/src/applications/nanoparticleBuilder/nanoparticleBuilder.cpp
Revision: 1874
Committed: Wed May 15 15:09:35 2013 UTC (11 years, 11 months ago) by gezelter
File size: 15221 byte(s)
Log Message:
Fixed a bunch of cppcheck warnings.

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, 234107 (2008).
39 * [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010).
40 * [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41 */
42
43 #include <cstdlib>
44 #include <cstdio>
45 #include <cstring>
46 #include <cmath>
47 #include <iostream>
48 #include <string>
49 #include <map>
50 #include <fstream>
51 #include <algorithm>
52
53 #include "config.h"
54 #include "shapedLatticeSpherical.hpp"
55 #include "nanoparticleBuilderCmd.h"
56 #include "lattice/LatticeFactory.hpp"
57 #include "utils/MoLocator.hpp"
58 #include "lattice/Lattice.hpp"
59 #include "brains/Register.hpp"
60 #include "brains/SimInfo.hpp"
61 #include "brains/SimCreator.hpp"
62 #include "io/DumpWriter.hpp"
63 #include "math/Vector3.hpp"
64 #include "math/SquareMatrix3.hpp"
65 #include "utils/StringUtils.hpp"
66
67 using namespace std;
68 using namespace OpenMD;
69 void createMdFile(const std::string&oldMdFileName,
70 const std::string&newMdFileName,
71 std::vector<int> numMol);
72
73 int main(int argc, char *argv []) {
74
75 registerLattice();
76
77 gengetopt_args_info args_info;
78 std::string latticeType;
79 std::string inputFileName;
80 std::string outputFileName;
81
82 MoLocator* locator;
83 int nComponents;
84 double latticeConstant;
85 std::vector<double> lc;
86
87 RealType particleRadius;
88
89 Mat3x3d hmat;
90 std::vector<Vector3d> latticePos;
91 std::vector<Vector3d> latticeOrt;
92
93 DumpWriter *writer;
94
95 // Parse Command Line Arguments
96 if (cmdline_parser(argc, argv, &args_info) != 0)
97 exit(1);
98
99 /* get lattice type */
100 latticeType = "FCC";
101
102 /* get input file name */
103 if (args_info.inputs_num)
104 inputFileName = args_info.inputs[0];
105 else {
106 sprintf(painCave.errMsg, "No input .md file name was specified "
107 "on the command line");
108 painCave.isFatal = 1;
109 cmdline_parser_print_help();
110 simError();
111 }
112
113 /* parse md file and set up the system */
114 SimCreator oldCreator;
115 SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
116
117 latticeConstant = args_info.latticeConstant_arg;
118 particleRadius = args_info.radius_arg;
119 Globals* simParams = oldInfo->getSimParams();
120
121 /* Create nanoparticle */
122 shapedLatticeSpherical nanoParticle(latticeConstant, latticeType,
123 particleRadius);
124
125 /* Build a lattice and get lattice points for this lattice constant */
126 vector<Vector3d> sites = nanoParticle.getSites();
127 vector<Vector3d> orientations = nanoParticle.getOrientations();
128
129
130 std::vector<int> vacancyTargets;
131 vector<bool> isVacancy;
132
133 Vector3d myLoc;
134 RealType myR;
135
136 for (unsigned int i = 0; i < sites.size(); i++)
137 isVacancy.push_back(false);
138
139 if (args_info.vacancyPercent_given) {
140 if (args_info.vacancyPercent_arg < 0.0 || args_info.vacancyPercent_arg > 100.0) {
141 sprintf(painCave.errMsg, "vacancyPercent was set to a non-sensical value.");
142 painCave.isFatal = 1;
143 simError();
144 } else {
145 RealType vF = args_info.vacancyPercent_arg / 100.0;
146 RealType vIR;
147 RealType vOR;
148 if (args_info.vacancyInnerRadius_given) {
149 vIR = args_info.vacancyInnerRadius_arg;
150 } else {
151 vIR = 0.0;
152 }
153 if (args_info.vacancyOuterRadius_given) {
154 vOR = args_info.vacancyOuterRadius_arg;
155 } else {
156 vOR = particleRadius;
157 }
158 if (vIR >= 0.0 && vOR <= particleRadius && vOR >= vIR) {
159
160 for (unsigned int i = 0; i < sites.size(); i++) {
161 myLoc = sites[i];
162 myR = myLoc.length();
163 if (myR >= vIR && myR <= vOR) {
164 vacancyTargets.push_back(i);
165 }
166 }
167 std::random_shuffle(vacancyTargets.begin(), vacancyTargets.end());
168
169 int nTargets = vacancyTargets.size();
170 vacancyTargets.resize((int)(vF * nTargets));
171
172
173 sprintf(painCave.errMsg, "Removing %d atoms from randomly-selected\n"
174 "\tsites between %lf and %lf.", (int) vacancyTargets.size(),
175 vIR, vOR);
176 painCave.isFatal = 0;
177 simError();
178
179 isVacancy.clear();
180 for (unsigned int i = 0; i < sites.size(); i++) {
181 bool vac = false;
182 for (unsigned int j = 0; j < vacancyTargets.size(); j++) {
183 if (i == vacancyTargets[j]) vac = true;
184 }
185 isVacancy.push_back(vac);
186 }
187
188 } else {
189 sprintf(painCave.errMsg, "Something is strange about the vacancy\n"
190 "\tinner or outer radii. Check their values.");
191 painCave.isFatal = 1;
192 simError();
193 }
194 }
195 }
196
197 /* Get number of lattice sites */
198 int nSites = sites.size() - vacancyTargets.size();
199
200 std::vector<Component*> components = simParams->getComponents();
201 std::vector<RealType> molFractions;
202 std::vector<RealType> shellRadii;
203 std::vector<RealType> molecularMasses;
204 std::vector<int> nMol;
205 std::map<int, int> componentFromSite;
206 nComponents = components.size();
207
208 if (args_info.molFraction_given && args_info.shellRadius_given) {
209 sprintf(painCave.errMsg, "Specify either molFraction or shellRadius "
210 "arguments, but not both!");
211 painCave.isFatal = 1;
212 simError();
213 }
214
215 if (nComponents == 1) {
216 molFractions.push_back(1.0);
217 shellRadii.push_back(particleRadius);
218 } else if (args_info.molFraction_given) {
219 if ((int)args_info.molFraction_given == nComponents) {
220 for (int i = 0; i < nComponents; i++) {
221 molFractions.push_back(args_info.molFraction_arg[i]);
222 }
223 } else if ((int)args_info.molFraction_given == nComponents-1) {
224 RealType remainingFraction = 1.0;
225 for (int i = 0; i < nComponents-1; i++) {
226 molFractions.push_back(args_info.molFraction_arg[i]);
227 remainingFraction -= molFractions[i];
228 }
229 molFractions.push_back(remainingFraction);
230 } else {
231 sprintf(painCave.errMsg, "nanoparticleBuilder can't figure out molFractions "
232 "for all of the components in the <MetaData> block.");
233 painCave.isFatal = 1;
234 simError();
235 }
236 } else if ((int)args_info.shellRadius_given) {
237 if ((int)args_info.shellRadius_given == nComponents) {
238 for (int i = 0; i < nComponents; i++) {
239 shellRadii.push_back(args_info.shellRadius_arg[i]);
240 }
241 } else if ((int)args_info.shellRadius_given == nComponents-1) {
242 for (int i = 0; i < nComponents-1; i++) {
243 shellRadii.push_back(args_info.shellRadius_arg[i]);
244 }
245 shellRadii.push_back(particleRadius);
246 } else {
247 sprintf(painCave.errMsg, "nanoparticleBuilder can't figure out the\n"
248 "\tshell radii for all of the components in the <MetaData> block.");
249 painCave.isFatal = 1;
250 simError();
251 }
252 } else {
253 sprintf(painCave.errMsg, "You have a multi-component <MetaData> block,\n"
254 "\tbut have not specified either molFraction or shellRadius arguments.");
255 painCave.isFatal = 1;
256 simError();
257 }
258
259 if (args_info.molFraction_given) {
260 RealType totalFraction = 0.0;
261
262 /* Do some simple sanity checking*/
263
264 for (int i = 0; i < nComponents; i++) {
265 if (molFractions.at(i) < 0.0) {
266 sprintf(painCave.errMsg, "One of the requested molFractions was"
267 " less than zero!");
268 painCave.isFatal = 1;
269 simError();
270 }
271 if (molFractions.at(i) > 1.0) {
272 sprintf(painCave.errMsg, "One of the requested molFractions was"
273 " greater than one!");
274 painCave.isFatal = 1;
275 simError();
276 }
277 totalFraction += molFractions.at(i);
278 }
279 if (abs(totalFraction - 1.0) > 1e-6) {
280 sprintf(painCave.errMsg, "The sum of molFractions was not close enough to 1.0");
281 painCave.isFatal = 1;
282 simError();
283 }
284
285 int remaining = nSites;
286 for (int i=0; i < nComponents-1; i++) {
287 nMol.push_back(int((RealType)nSites * molFractions.at(i)));
288 remaining -= nMol.at(i);
289 }
290 nMol.push_back(remaining);
291
292 // recompute actual mol fractions and perform final sanity check:
293
294 int totalMolecules = 0;
295 for (int i=0; i < nComponents; i++) {
296 molFractions[i] = (RealType)(nMol.at(i))/(RealType)nSites;
297 totalMolecules += nMol.at(i);
298 }
299
300 if (totalMolecules != nSites) {
301 sprintf(painCave.errMsg, "Computed total number of molecules is not equal "
302 "to the number of lattice sites!");
303 painCave.isFatal = 1;
304 simError();
305 }
306 } else {
307
308 for (unsigned int i = 0; i < shellRadii.size(); i++) {
309 if (shellRadii.at(i) > particleRadius + 1e-6 ) {
310 sprintf(painCave.errMsg, "One of the shellRadius values exceeds the particle Radius.");
311 painCave.isFatal = 1;
312 simError();
313 }
314 if (shellRadii.at(i) <= 0.0 ) {
315 sprintf(painCave.errMsg, "One of the shellRadius values is smaller than zero!");
316 painCave.isFatal = 1;
317 simError();
318 }
319 }
320 }
321
322 vector<int> ids;
323 if ((int)args_info.molFraction_given){
324 sprintf(painCave.errMsg, "Creating a randomized spherical nanoparticle.");
325 painCave.isFatal = 0;
326 simError();
327 /* Random particle is the default case*/
328
329 for (unsigned int i = 0; i < sites.size(); i++)
330 if (!isVacancy[i]) ids.push_back(i);
331
332 std::random_shuffle(ids.begin(), ids.end());
333
334 } else{
335 sprintf(painCave.errMsg, "Creating a core-shell spherical nanoparticle.");
336 painCave.isFatal = 0;
337 simError();
338
339 RealType smallestSoFar;
340 int myComponent = -1;
341 nMol.clear();
342 nMol.resize(nComponents);
343
344 for (unsigned int i = 0; i < sites.size(); i++) {
345 myLoc = sites[i];
346 myR = myLoc.length();
347 smallestSoFar = particleRadius;
348 if (!isVacancy[i]) {
349 for (int j = 0; j < nComponents; j++) {
350 if (myR <= shellRadii[j]) {
351 if (shellRadii[j] <= smallestSoFar) {
352 smallestSoFar = shellRadii[j];
353 myComponent = j;
354 }
355 }
356 }
357 componentFromSite[i] = myComponent;
358 nMol[myComponent]++;
359 }
360 }
361 }
362
363 outputFileName = args_info.output_arg;
364
365 //creat new .md file on fly which corrects the number of molecule
366 createMdFile(inputFileName, outputFileName, nMol);
367
368 delete oldInfo;
369
370 SimCreator newCreator;
371 SimInfo* NewInfo = newCreator.createSim(outputFileName, false);
372
373 // Place molecules
374 Molecule* mol;
375 SimInfo::MoleculeIterator mi;
376 mol = NewInfo->beginMolecule(mi);
377
378 int l = 0;
379
380 for (int i = 0; i < nComponents; i++){
381 locator = new MoLocator(NewInfo->getMoleculeStamp(i),
382 NewInfo->getForceField());
383
384 if (!args_info.molFraction_given) {
385 for (unsigned int n = 0; n < sites.size(); n++) {
386 if (!isVacancy[n]) {
387 if (componentFromSite[n] == i) {
388 mol = NewInfo->getMoleculeByGlobalIndex(l);
389 locator->placeMol(sites[n], orientations[n], mol);
390 l++;
391 }
392 }
393 }
394 } else {
395 for (int n = 0; n < nMol.at(i); n++) {
396 mol = NewInfo->getMoleculeByGlobalIndex(l);
397 locator->placeMol(sites[ids[l]], orientations[ids[l]], mol);
398 l++;
399 }
400 }
401 }
402
403 //fill Hmat
404 hmat(0, 0)= 10.0*particleRadius;
405 hmat(0, 1) = 0.0;
406 hmat(0, 2) = 0.0;
407
408 hmat(1, 0) = 0.0;
409 hmat(1, 1) = 10.0*particleRadius;
410 hmat(1, 2) = 0.0;
411
412 hmat(2, 0) = 0.0;
413 hmat(2, 1) = 0.0;
414 hmat(2, 2) = 10.0*particleRadius;
415
416 //set Hmat
417 NewInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
418
419
420 //create dumpwriter and write out the coordinates
421 writer = new DumpWriter(NewInfo, outputFileName);
422
423 if (writer == NULL) {
424 sprintf(painCave.errMsg, "Error in creating dumpwriter object ");
425 painCave.isFatal = 1;
426 simError();
427 }
428
429 writer->writeDump();
430
431 // deleting the writer will put the closing at the end of the dump file
432
433 delete writer;
434
435 // cleanup a by calling sim error.....
436 sprintf(painCave.errMsg, "A new OpenMD file called \"%s\" has been "
437 "generated.\n", outputFileName.c_str());
438 painCave.isFatal = 0;
439 simError();
440 return 0;
441 }
442
443 void createMdFile(const std::string&oldMdFileName,
444 const std::string&newMdFileName,
445 std::vector<int> nMol) {
446 ifstream oldMdFile;
447 ofstream newMdFile;
448 const int MAXLEN = 65535;
449 char buffer[MAXLEN];
450
451 //create new .md file based on old .md file
452 oldMdFile.open(oldMdFileName.c_str());
453 newMdFile.open(newMdFileName.c_str());
454 oldMdFile.getline(buffer, MAXLEN);
455
456 unsigned int i = 0;
457 while (!oldMdFile.eof()) {
458
459 //correct molecule number
460 if (strstr(buffer, "nMol") != NULL) {
461 if(i<nMol.size()){
462 sprintf(buffer, "\tnMol = %i;", nMol.at(i));
463 newMdFile << buffer << std::endl;
464 i++;
465 }
466 } else
467 newMdFile << buffer << std::endl;
468
469 oldMdFile.getline(buffer, MAXLEN);
470 }
471
472 oldMdFile.close();
473 newMdFile.close();
474
475 if (i != nMol.size()) {
476 sprintf(painCave.errMsg, "Couldn't replace the correct number of nMol\n"
477 "\tstatements in component blocks. Make sure that all\n"
478 "\tcomponents in the template file have nMol=1");
479 painCave.isFatal = 1;
480 simError();
481 }
482
483 }
484

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