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root/OpenMD/trunk/src/restraints/ThermoIntegrationForceManager.cpp
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Comparing trunk/src/restraints/ThermoIntegrationForceManager.cpp (file contents):
Revision 423 by chrisfen, Thu Mar 10 19:11:02 2005 UTC vs.
Revision 1360 by cli2, Mon Sep 7 16:31:51 2009 UTC

# Line 1 | Line 1
1 < /*
1 > /*
2   * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3   *
4   * The University of Notre Dame grants you ("Licensee") a
# Line 39 | Line 39
39   * such damages.
40   */
41  
42 < #include <cmath>
42 >
43   #include "restraints/ThermoIntegrationForceManager.hpp"
44 #include "integrators/Integrator.hpp"
45 #include "math/SquareMatrix3.hpp"
46 #include "primitives/Molecule.hpp"
47 #include "utils/simError.h"
48 #include "utils/OOPSEConstant.hpp"
49 #include "utils/StringUtils.hpp"
44  
45 + #ifdef IS_MPI
46 + #include <mpi.h>
47 + #endif
48 +
49   namespace oopse {
50    
51    ThermoIntegrationForceManager::ThermoIntegrationForceManager(SimInfo* info):
52 <  ForceManager(info){
52 >    RestraintForceManager(info){
53      currSnapshot_ = info_->getSnapshotManager()->getCurrentSnapshot();
54      simParam = info_->getSimParams();
55      
56 <    if (simParam->haveThermIntLambda()){
57 <      tIntLambda_ = simParam->getThermIntLambda();
56 >    if (simParam->haveThermodynamicIntegrationLambda()){
57 >      tIntLambda_ = simParam->getThermodynamicIntegrationLambda();
58      }
59      else{
60        tIntLambda_ = 1.0;
61        sprintf(painCave.errMsg,
62 <              "ThermoIntegration error: the transformation parameter (lambda) was\n"
63 <              "\tnot specified. OOPSE will use a default value of %f. To set\n"
64 <              "\tlambda, use the thermodynamicIntegrationLambda variable.\n",
62 >              "ThermoIntegration error: the transformation parameter\n"
63 >              "\t(lambda) was not specified. OOPSE will use a default\n"
64 >              "\tvalue of %f. To set lambda, use the \n"
65 >              "\tthermodynamicIntegrationLambda variable.\n",
66                tIntLambda_);
67        painCave.isFatal = 0;
68        simError();
69      }
70      
71 <    if (simParam->haveThermIntK()){
72 <      tIntK_ = simParam->getThermIntK();
71 >    if (simParam->haveThermodynamicIntegrationK()){
72 >      tIntK_ = simParam->getThermodynamicIntegrationK();
73      }
74      else{
75        tIntK_ = 1.0;
76        sprintf(painCave.errMsg,
77 <              "ThermoIntegration Warning: the tranformation parameter exponent\n"
78 <              "\t(k) was not specified. OOPSE will use a default value of %f.\n"
79 <              "\tTo set k, use the thermodynamicIntegrationK variable.\n",
77 >              "ThermoIntegration Warning: the tranformation parameter\n"
78 >              "\texponent (k) was not specified. OOPSE will use a default\n"
79 >              "\tvalue of %f. To set k, use the thermodynamicIntegrationK\n"
80 >              "\tvariable.\n",
81                tIntK_);
82        painCave.isFatal = 0;
83        simError();      
84      }
85      
86    if (simParam->getUseSolidThermInt()) {
87      // build a restraint object
88      restraint_ =  new Restraints(info_, tIntLambda_, tIntK_);
89      
90    }
91    
86      // build the scaling factor used to modulate the forces and torques
87      factor_ = pow(tIntLambda_, tIntK_);
94
88    }
89    
90    ThermoIntegrationForceManager::~ThermoIntegrationForceManager(){
# Line 131 | Line 124 | namespace oopse {
124          }
125        }
126      }
127 <  
127 >    
128      // set vraw to be the unmodulated potential
129      lrPot_ = curSnapshot->statData[Stats::LONG_RANGE_POTENTIAL];
130      curSnapshot->statData[Stats::VRAW] = lrPot_;
# Line 145 | Line 138 | namespace oopse {
138      tempTau *= factor_;
139      curSnapshot->statData.setTau(tempTau);
140  
141 <    // do crystal restraint forces for thermodynamic integration
142 <    if (simParam->getUseSolidThermInt()) {
143 <      
151 <      lrPot_ += restraint_->Calc_Restraint_Forces();
152 <      curSnapshot->statData[Stats::LONG_RANGE_POTENTIAL] = lrPot_;
153 <      
154 <      vHarm_ = restraint_->getVharm();
155 <      curSnapshot->statData[Stats::VHARM] = vHarm_;
156 <    }
141 >    // now, on to the applied restraining potentials (if needed):
142 >    RealType restPot_local = 0.0;
143 >    RealType vHarm_local = 0.0;
144      
145 <  }
146 <  
145 >    if (simParam->getUseRestraints()) {
146 >      // do restraints from RestraintForceManager:
147 >      //restPot_local = doRestraints(1.0 - factor_);    
148 >      restPot_local = doRestraints(1.0 - factor_);      
149 >      vHarm_local = getUnscaledPotential();
150 >    }
151 >      
152 > #ifdef IS_MPI
153 >    RealType restPot;
154 >    MPI::COMM_WORLD.Allreduce(&restPot_local, &restPot, 1,
155 >                              MPI::REALTYPE, MPI::SUM);
156 >    MPI::COMM_WORLD.Allreduce(&vHarm_local, &vHarm_, 1,
157 >                              MPI::REALTYPE, MPI::SUM);        
158 >    lrPot_ += restPot;
159 > #else
160 >    lrPot_ += restPot_local;
161 >    vHarm_ = vHarm_local;
162 > #endif
163 >
164 >    // give the final values to stats
165 >    curSnapshot->statData[Stats::LONG_RANGE_POTENTIAL] = lrPot_;
166 >    curSnapshot->statData[Stats::VHARM] = vHarm_;
167 >  }  
168   }

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