ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/group/trunk/OOPSE-3.0/src/applications/nanoRodBuilder/nanorodBuilder.cpp
Revision: 2181
Committed: Tue Apr 12 21:58:09 2005 UTC (19 years, 3 months ago) by tim
File size: 10685 byte(s)
Log Message:
refactory LatticeFactory and LatticeCreator

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 gezelter 2178 #include "lattice/LatticeFactory.hpp"
54     #include "utils/MoLocator.hpp"
55     #include "lattice/Lattice.hpp"
56 chuckv 2164 #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 tim 2181 registerLattice();
74 chuckv 2164
75     gengetopt_args_info args_info;
76     std::string latticeType;
77     std::string inputFileName;
78     std::string outPrefix;
79     std::string outMdFileName;
80     std::string outInitFileName;
81     std::string outGeomFileName;
82    
83    
84     BaseLattice *simpleLat;
85     int numMol;
86     double latticeConstant;
87     std::vector<double> lc;
88     double mass;
89     const double rhoConvertConst = 1.661;
90     double density;
91     double rodLength;
92     double rodDiameter;
93    
94    
95     int nx,
96     ny,
97     nz;
98     Mat3x3d hmat;
99     MoLocator *locator;
100     std::vector<Vector3d> latticePos;
101     std::vector<Vector3d> latticeOrt;
102     int numMolPerCell;
103     int curMolIndex;
104     DumpWriter *writer;
105    
106     // parse command line arguments
107     if (cmdline_parser(argc, argv, &args_info) != 0)
108     exit(1);
109    
110    
111    
112     //get lattice type
113     latticeType = UpperCase(args_info.latticetype_arg);
114    
115     if (!LatticeFactory::getInstance()->hasLatticeCreator(latticeType)) {
116     std::cerr << latticeType << " is an invalid lattice type" << std::endl;
117     std::cerr << LatticeFactory::getInstance()->toString() << std::endl;
118     exit(1);
119     }
120    
121    
122     //get input file name
123     if (args_info.inputs_num)
124     inputFileName = args_info.inputs[0];
125     else {
126     std::cerr << "You must specify a input file name.\n" << std::endl;
127     cmdline_parser_print_help();
128     exit(1);
129     }
130    
131     //parse md file and set up the system
132     SimCreator oldCreator;
133     SimInfo* oldInfo = oldCreator.createSim(inputFileName, false);
134    
135     if (oldInfo->getNMoleculeStamp()> 1) {
136     std::cerr << "can not build nanorod with more than one components"
137     << std::endl;
138     exit(1);
139     }
140    
141     //get mass of molecule.
142    
143     mass = getMolMass(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
144    
145     //creat lattice
146     simpleLat = LatticeFactory::getInstance()->createLattice(latticeType);
147    
148     if (simpleLat == NULL) {
149     std::cerr << "Error in creating lattice" << std::endl;
150     exit(1);
151     }
152    
153     numMolPerCell = simpleLat->getNumSitesPerCell();
154    
155     //calculate lattice constant (in Angstrom)
156     //latticeConstant = pow(rhoConvertConst * numMolPerCell * mass / density,
157     // 1.0 / 3.0);
158    
159     latticeConstant = args_info.latticeCnst_arg;
160     rodLength = args_info.length_arg;
161     rodDiameter = args_info.width_arg;
162    
163     //set lattice constant
164     lc.push_back(latticeConstant);
165     simpleLat->setLatticeConstant(lc);
166    
167    
168     //determine the output file names
169     if (args_info.output_given)
170     outInitFileName = args_info.output_arg;
171     else
172     outInitFileName = getPrefix(inputFileName.c_str()) + ".in";
173    
174     //creat Molocator
175     locator = new MoLocator(oldInfo->getMoleculeStamp(0), oldInfo->getForceField());
176    
177     /*
178     Assume we are carving nanorod out of a cublic block of material and that
179     the shape the material will fit within that block....
180     The model in geometry builder assumes the long axis is in the y direction and the x-z plane is the
181     diameter of the particle.
182     */
183     // Number of Unit Cells in Length first
184     ny = (int)(rodLength/latticeConstant);
185     // Number of unit cells in Width
186     nx = (int)(rodDiameter/latticeConstant);
187     nz = (int)(rodDiameter/latticeConstant);
188    
189    
190    
191     // Create geometry for nanocrystal
192     //GeometryBuilder myGeometry(rodLength,rodDiameter);
193    
194     /*
195     We have to build the system first to figure out how many molecules there are
196     then create a md file and then actually build the system.
197     */
198    
199     //place the molecules
200    
201     curMolIndex = 0;
202    
203     //get the orientation of the cell sites
204     //for the same type of molecule in same lattice, it will not change
205     latticeOrt = simpleLat->getLatticePointsOrt();
206    
207    
208     /*
209     void BaseLattice::getLatticePointsPos(std::vector<Vector3d>& latticePos, int nx, int ny, int nz){
210    
211     latticePos.resize(nCellSites);
212    
213     for( int i=0;i < nCellSites;i++){
214    
215     latticePos[i][0] = origin[0] + cellSitesPos[i][0] + cellLen[0] * (double(nx) - 0.5);
216     latticePos[i][1] = origin[1] + cellSitesPos[i][1] + cellLen[1] * (double(ny) - 0.5);
217     latticePos[i][2] = origin[2] + cellSitesPos[i][2] + cellLen[2] * (double(nz) - 0.5);
218     }
219    
220     */
221    
222    
223    
224    
225     numMol = 0;
226     for(int i = 0; i < nx; i++) {
227     for(int j = 0; j < ny; j++) {
228     for(int k = 0; k < nz; k++) {
229     //if (oldInfo->getNGlobalMolecules() != numMol) {
230    
231    
232    
233     //get the position of the cell sites
234     simpleLat->getLatticePointsPos(latticePos, i, j, k);
235    
236     for(int l = 0; l < numMolPerCell; l++) {
237     /*
238     if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
239     numMol++;
240     }
241     */
242     numMol++;
243     }
244     }
245     }
246     }
247    
248    
249     // needed for writing out new md file.
250    
251     outPrefix = getPrefix(inputFileName.c_str()) + "_" + latticeType;
252     outMdFileName = outPrefix + ".md";
253    
254     //creat new .md file on fly which corrects the number of molecule
255     createMdFile(inputFileName, outMdFileName, numMol);
256    
257     if (oldInfo != NULL)
258     delete oldInfo;
259    
260    
261     // We need to read in new siminfo object.
262     //parse md file and set up the system
263     //SimCreator NewCreator;
264    
265     SimInfo* NewInfo = oldCreator.createSim(outMdFileName, false);
266    
267     // This was so much fun the first time, lets do it again.
268    
269     Molecule* mol;
270     SimInfo::MoleculeIterator mi;
271     mol = NewInfo->beginMolecule(mi);
272    
273     for(int i = 0; i < nx; i++) {
274     for(int j = 0; j < ny; j++) {
275     for(int k = 0; k < nz; k++) {
276    
277     //get the position of the cell sites
278     simpleLat->getLatticePointsPos(latticePos, i, j, k);
279    
280     for(int l = 0; l < numMolPerCell; l++) {
281     if (mol != NULL) {
282     /*
283     if (myGeometry.isInsidePolyhedron(latticePos[l][0],latticePos[l][1],latticePos[l][2])){
284     locator->placeMol(latticePos[l], latticeOrt[l], mol);
285     }
286     */
287     locator->placeMol(latticePos[l], latticeOrt[l], mol);
288     } else {
289     std::cerr << std::endl;
290     }
291     mol = NewInfo->nextMolecule(mi);
292     }
293     }
294     }
295     }
296    
297    
298    
299     //fill Hmat
300     hmat(0, 0)= nx * latticeConstant;
301     hmat(0, 1) = 0.0;
302     hmat(0, 2) = 0.0;
303    
304     hmat(1, 0) = 0.0;
305     hmat(1, 1) = ny * latticeConstant;
306     hmat(1, 2) = 0.0;
307    
308     hmat(2, 0) = 0.0;
309     hmat(2, 1) = 0.0;
310     hmat(2, 2) = nz * latticeConstant;
311    
312     //set Hmat
313     NewInfo->getSnapshotManager()->getCurrentSnapshot()->setHmat(hmat);
314    
315    
316     //create dumpwriter and write out the coordinates
317     NewInfo->setFinalConfigFileName(outInitFileName);
318     writer = new DumpWriter(NewInfo);
319    
320     if (writer == NULL) {
321     std::cerr << "error in creating DumpWriter" << std::endl;
322     exit(1);
323     }
324    
325     writer->writeDump();
326     std::cout << "new initial configuration file: " << outInitFileName
327     << " is generated." << std::endl;
328    
329     //delete objects
330    
331     //delete oldInfo and oldSimSetup
332    
333     if (NewInfo != NULL)
334     delete NewInfo;
335    
336     if (writer != NULL)
337     delete writer;
338    
339     return 0;
340     }
341    
342     void createMdFile(const std::string&oldMdFileName, const std::string&newMdFileName,
343     int numMol) {
344     ifstream oldMdFile;
345     ofstream newMdFile;
346     const int MAXLEN = 65535;
347     char buffer[MAXLEN];
348    
349     //create new .md file based on old .md file
350     oldMdFile.open(oldMdFileName.c_str());
351     newMdFile.open(newMdFileName.c_str());
352    
353     oldMdFile.getline(buffer, MAXLEN);
354    
355     while (!oldMdFile.eof()) {
356    
357     //correct molecule number
358     if (strstr(buffer, "nMol") != NULL) {
359     sprintf(buffer, "\tnMol = %i;", numMol);
360     newMdFile << buffer << std::endl;
361     } else
362     newMdFile << buffer << std::endl;
363    
364     oldMdFile.getline(buffer, MAXLEN);
365     }
366    
367     oldMdFile.close();
368     newMdFile.close();
369     }
370