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root/OpenMD/branches/development/src/applications/openmd/openmd.cpp
Revision: 1746
Committed: Wed Jun 6 02:18:54 2012 UTC (12 years, 10 months ago) by gezelter
File size: 9324 byte(s)
Log Message:
added a minimizer parsing block

File Contents

# User Rev Content
1 gezelter 1390 /*
2 gezelter 1406 * Copyright (c) 2010 The University of Notre Dame. All Rights Reserved.
3 gezelter 1390 *
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 gezelter 1665 * [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 gezelter 1746 * [6] Kuang & Gezelter, Mol. Phys., 110, 691-701 (2012).
42 gezelter 1390 */
43    
44     #ifdef IS_MPI
45     #include <mpi.h>
46     #endif
47    
48     #include <fstream>
49     #include "utils/simError.h"
50     #include "utils/CaseConversion.hpp"
51     #include "brains/Register.hpp"
52     #include "brains/SimCreator.hpp"
53     #include "brains/SimInfo.hpp"
54     #include "constraints/ZconstraintForceManager.hpp"
55     #include "restraints/RestraintForceManager.hpp"
56     #include "integrators/IntegratorFactory.hpp"
57     #include "integrators/Integrator.hpp"
58 gezelter 1744 #include "optimization/OptimizationFactory.hpp"
59     #include "optimization/Method.hpp"
60     #include "optimization/Constraint.hpp"
61     #include "optimization/Problem.hpp"
62     #include "optimization/PotentialEnergyObjectiveFunction.hpp"
63 gezelter 1390 #include "restraints/ThermoIntegrationForceManager.hpp"
64    
65     using namespace OpenMD;
66 gezelter 1744 using namespace QuantLib;
67 gezelter 1390
68     int main(int argc,char* argv[]){
69    
70     // first things first, all of the initializations
71    
72     #ifdef IS_MPI
73     MPI_Init( &argc, &argv ); // the MPI communicators
74     #endif
75    
76     initSimError(); // the error handler
77     srand48( 1337 ); // the random number generator.
78 gezelter 1461
79 gezelter 1463 std::string svnrev;
80 gezelter 1461 //convert a macro from compiler to a string in c++
81 gezelter 1463 STR_DEFINE(svnrev, SVN_REV );
82 gezelter 1462
83 gezelter 1463 std::string revision;
84 gezelter 1461
85 gezelter 1463 if (!svnrev.empty()) {
86     revision.assign(" Revision: " + svnrev);
87     }
88    
89     revision.resize(19,' ');
90    
91 gezelter 1390 #ifdef IS_MPI
92     if( worldRank == 0 ){
93     #endif
94     std::cerr <<
95 gezelter 1665 " +--------------------------------------------------------------------------+\n"<<
96     " | ____ __ ___ ____ |\n"<<
97     " | / __ \\____ ___ ____ / |/ // __ \\ The Open Molecular Dynamics |\n"<<
98     " | / / / / __ \\/ _ \\/ __ \\ / /|_/ // / / / Engine (formerly OOPSE). |\n"<<
99     " | / /_/ / /_/ / __/ / / // / / // /_/ / |\n"<<
100 gezelter 1695 " | \\____/ .___/\\___/_/ /_//_/ /_//_____/ Copyright 2004-2012 by the |\n"<<
101 gezelter 1665 " | /_/ University of Notre Dame. |\n"<<
102     " | |\n"<<
103 gezelter 1461 " | version " <<
104 gezelter 1463 OPENMD_VERSION_MAJOR << "." << OPENMD_VERSION_MINOR << revision <<
105 gezelter 1665 " http://www.openmd.net |\n"<<
106     " | |\n"<<
107     " | OpenMD is an OpenScience project. All source code is available for any |\n"<<
108     " | use whatsoever under a BSD-style license. |\n"<<
109     " | |\n"<<
110     " | Support OpenScience! If you use OpenMD or its source code in your |\n"<<
111     " | research, please cite the appropriate papers when you publish your work |\n"<<
112     " | Good starting points are: |\n"<<
113     " | |\n"<<
114     " | [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |\n"<<
115     " | [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |\n"<<
116     " | [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). |\n"<<
117     " | [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010). |\n"<<
118     " | [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). |\n"<<
119 gezelter 1746 " | [6] Kuang & Gezelter, Mol. Phys., 110, 691-701 (2012). |\n"<<
120 gezelter 1665 " +--------------------------------------------------------------------------+\n"<<
121 gezelter 1390 "\n";
122    
123     if( argc < 2 ){
124     strcpy( painCave.errMsg, "Error, a meta-data file is needed to run.\n" );
125     painCave.isFatal = 1;
126     simError();
127     }
128     #ifdef IS_MPI
129     }
130     #endif
131    
132     strcpy( checkPointMsg, "Successful number of arguments" );
133     errorCheckPoint();
134    
135     //register forcefields, integrators and minimizers
136     registerAll();
137    
138     //create simulation model
139     SimCreator creator;
140     SimInfo* info = creator.createSim(argv[1]);
141 gezelter 1540
142 gezelter 1390 Globals* simParams = info->getSimParams();
143 gezelter 1746 MinimizerParameters* miniPars = simParams->getMinimizerParameters();
144 gezelter 1390
145 gezelter 1746 if (miniPars->haveUseMinimizer() && simParams->haveEnsemble()) {
146     sprintf(painCave.errMsg, "Ensemble keyword can not co-exist with useMinimizer = \"true\" in the minimizer block\n");
147 gezelter 1390 painCave.isFatal = 1;
148     simError();
149     }
150 chuckv 1496
151 gezelter 1746 if (miniPars->haveUseMinimizer()) {
152 gezelter 1390 //create minimizer
153 gezelter 1746 OptimizationMethod* myMinimizer =OptimizationFactory::getInstance()->createOptimization(toUpperCopy(miniPars->getMethod()), info);
154 gezelter 1390
155     if (myMinimizer == NULL) {
156 gezelter 1744 sprintf(painCave.errMsg, "Optimization Factory can not create %s OptimizationMethod\n",
157 gezelter 1746 miniPars->getMethod().c_str());
158 gezelter 1390 painCave.isFatal = 1;
159     simError();
160     }
161    
162 gezelter 1744 ForceManager* fman = new ForceManager(info);
163     fman->initialize();
164    
165     PotentialEnergyObjectiveFunction potObjf(info, fman);
166     DumpStatusFunction dsf(info);
167     DynamicVector<RealType> initCoords = potObjf.setInitialCoords();
168     Problem problem(potObjf, *(new NoConstraint()), dsf, initCoords);
169    
170 gezelter 1746
171     int maxIter = miniPars->getMaxIterations();
172     int mssIter = miniPars->getMaxStationaryStateIterations();
173     RealType rEps = miniPars->getRootEpsilon();
174     RealType fEps = miniPars->getFunctionEpsilon();
175     RealType gnEps = miniPars->getGradientNormEpsilon();
176    
177     EndCriteria endCriteria(maxIter, mssIter, rEps, fEps, gnEps);
178    
179 gezelter 1744 myMinimizer->minimize(problem, endCriteria);
180    
181 gezelter 1390 delete myMinimizer;
182     } else if (simParams->haveEnsemble()) {
183     //create Integrator
184    
185     Integrator* myIntegrator = IntegratorFactory::getInstance()->createIntegrator(toUpperCopy(simParams->getEnsemble()), info);
186    
187     if (myIntegrator == NULL) {
188     sprintf(painCave.errMsg, "Integrator Factory can not create %s Integrator\n",
189     simParams->getEnsemble().c_str());
190     painCave.isFatal = 1;
191     simError();
192     }
193    
194     //Thermodynamic Integration Method
195     //set the force manager for thermodynamic integration if specified
196     if (simParams->getUseThermodynamicIntegration()){
197     ForceManager* fman = new ThermoIntegrationForceManager(info);
198     myIntegrator->setForceManager(fman);
199     }
200    
201     // Restraints
202     if (simParams->getUseRestraints() && !simParams->getUseThermodynamicIntegration()) {
203     ForceManager* fman = new RestraintForceManager(info);
204     myIntegrator->setForceManager(fman);
205     }
206    
207     //Zconstraint-Method
208     if (simParams->getNZconsStamps() > 0) {
209     info->setNZconstraint(simParams->getNZconsStamps());
210     ForceManager* fman = new ZconstraintForceManager(info);
211     myIntegrator->setForceManager(fman);
212     }
213    
214     myIntegrator->integrate();
215     delete myIntegrator;
216     }else {
217     sprintf(painCave.errMsg, "Integrator Factory can not create %s Integrator\n",
218     simParams->getEnsemble().c_str());
219     painCave.isFatal = 1;
220     simError();
221     }
222    
223     delete info;
224    
225    
226     strcpy( checkPointMsg, "Great googly moogly! It worked!" );
227     errorCheckPoint();
228    
229     #ifdef IS_MPI
230     MPI_Finalize();
231     #endif
232    
233     return 0 ;
234     }

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