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root/OpenMD/branches/development/src/applications/openmd/openmd.cpp
Revision: 1540
Committed: Mon Jan 17 21:34:36 2011 UTC (14 years, 3 months ago) by gezelter
File size: 8100 byte(s)
Log Message:
changes for new parallel architecture

File Contents

# Content
1 /*
2 * Copyright (c) 2010 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] Vardeman & Gezelter, in progress (2010).
40 */
41
42 #ifdef IS_MPI
43 #include <mpi.h>
44 #endif
45
46 #include <fstream>
47 #include "utils/simError.h"
48 #include "utils/CaseConversion.hpp"
49 #include "brains/Register.hpp"
50 #include "brains/SimCreator.hpp"
51 #include "brains/SimInfo.hpp"
52 #include "constraints/ZconstraintForceManager.hpp"
53 #include "restraints/RestraintForceManager.hpp"
54 #include "integrators/IntegratorFactory.hpp"
55 #include "integrators/Integrator.hpp"
56 #include "minimizers/MinimizerFactory.hpp"
57 #include "minimizers/Minimizer.hpp"
58 #include "restraints/ThermoIntegrationForceManager.hpp"
59 #include "utils/Report.hpp"
60 #include "utils/Exception.hpp"
61
62 using namespace OpenMD;
63
64 int main(int argc,char* argv[]){
65
66 // first things first, all of the initializations
67
68 #ifdef IS_MPI
69 MPI_Init( &argc, &argv ); // the MPI communicators
70 #endif
71
72 initSimError(); // the error handler
73 srand48( 1337 ); // the random number generator.
74
75 std::string svnrev;
76 //convert a macro from compiler to a string in c++
77 STR_DEFINE(svnrev, SVN_REV );
78
79 std::string revision;
80
81 if (!svnrev.empty()) {
82 revision.assign(" Revision: " + svnrev);
83 }
84
85 revision.resize(19,' ');
86
87 #ifdef IS_MPI
88 if( worldRank == 0 ){
89 #endif
90 std::cerr <<
91 " +-----------------------------------------------------------------------+\n"<<
92 " | ____ __ ___ ____ |\n"<<
93 " | / __ \\____ ___ ____ / |/ // __ \\ The Open Molecular Dynamics |\n"<<
94 " | / / / / __ \\/ _ \\/ __ \\ / /|_/ // / / / Engine (formerly OOPSE). |\n"<<
95 " | / /_/ / /_/ / __/ / / // / / // /_/ / |\n"<<
96 " | \\____/ .___/\\___/_/ /_//_/ /_//_____/ Copyright 2004-2010 by the |\n"<<
97 " | /_/ University of Notre Dame. |\n"<<
98 " | |\n"<<
99 " | version " <<
100 OPENMD_VERSION_MAJOR << "." << OPENMD_VERSION_MINOR << revision <<
101 " http://www.openmd.net |\n"<<
102 " | |\n"<<
103 " | OpenMD is an OpenScience project. All source code is available for |\n"<<
104 " | any use whatsoever under a BSD-style license. |\n"<<
105 " | |\n"<<
106 " | Support OpenScience! If you use OpenMD or its source code in your |\n"<<
107 " | research, please cite the appropriate papers when you publish your |\n"<<
108 " | work. Good starting points are: |\n"<<
109 " | |\n"<<
110 " | [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |\n"<<
111 " | [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |\n"<<
112 " | [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008). |\n"<<
113 " | [4] Vardeman & Gezelter, in progress (2010). |\n"<<
114 " +-----------------------------------------------------------------------+\n"<<
115 "\n";
116
117 if( argc < 2 ){
118 strcpy( painCave.errMsg, "Error, a meta-data file is needed to run.\n" );
119 painCave.isFatal = 1;
120 simError();
121 }
122 #ifdef IS_MPI
123 }
124 #endif
125
126 strcpy( checkPointMsg, "Successful number of arguments" );
127 errorCheckPoint();
128
129 //register forcefields, integrators and minimizers
130 registerAll();
131
132 //create simulation model
133 SimCreator creator;
134 SimInfo* info = creator.createSim(argv[1]);
135
136 Globals* simParams = info->getSimParams();
137
138 if (simParams->haveMinimizer() && simParams->haveEnsemble()) {
139 sprintf(painCave.errMsg, "Minimizer keyword and Ensemble keyword can not exist together\n");
140 painCave.isFatal = 1;
141 simError();
142 }
143
144
145 if (simParams->haveMinimizer()) {
146 //create minimizer
147 Minimizer* myMinimizer = MinimizerFactory::getInstance()->createMinimizer(toUpperCopy(simParams->getMinimizer()), info);
148
149 if (myMinimizer == NULL) {
150 sprintf(painCave.errMsg, "Minimizer Factory can not create %s Minimizer\n",
151 simParams->getMinimizer().c_str());
152 painCave.isFatal = 1;
153 simError();
154 }
155
156 myMinimizer->minimize();
157 delete myMinimizer;
158 } else if (simParams->haveEnsemble()) {
159 //create Integrator
160
161 Integrator* myIntegrator = IntegratorFactory::getInstance()->createIntegrator(toUpperCopy(simParams->getEnsemble()), info);
162
163 if (myIntegrator == NULL) {
164 sprintf(painCave.errMsg, "Integrator Factory can not create %s Integrator\n",
165 simParams->getEnsemble().c_str());
166 painCave.isFatal = 1;
167 simError();
168 }
169
170 //Thermodynamic Integration Method
171 //set the force manager for thermodynamic integration if specified
172 if (simParams->getUseThermodynamicIntegration()){
173 ForceManager* fman = new ThermoIntegrationForceManager(info);
174 myIntegrator->setForceManager(fman);
175 }
176
177 // Restraints
178 if (simParams->getUseRestraints() && !simParams->getUseThermodynamicIntegration()) {
179 ForceManager* fman = new RestraintForceManager(info);
180 myIntegrator->setForceManager(fman);
181 }
182
183 //Zconstraint-Method
184 if (simParams->getNZconsStamps() > 0) {
185 info->setNZconstraint(simParams->getNZconsStamps());
186 ForceManager* fman = new ZconstraintForceManager(info);
187 myIntegrator->setForceManager(fman);
188 }
189
190 std::cerr << "About to integrate\n";
191 myIntegrator->integrate();
192 delete myIntegrator;
193 }else {
194 sprintf(painCave.errMsg, "Integrator Factory can not create %s Integrator\n",
195 simParams->getEnsemble().c_str());
196 painCave.isFatal = 1;
197 simError();
198 }
199
200 delete info;
201
202
203 strcpy( checkPointMsg, "Great googly moogly! It worked!" );
204 errorCheckPoint();
205
206 #ifdef IS_MPI
207 MPI_Finalize();
208 #endif
209
210 return 0 ;
211 }

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