ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/OpenMD/trunk/src/io/ZConsWriter.cpp
(Generate patch)

Comparing trunk/src/io/ZConsWriter.cpp (file contents):
Revision 2 by gezelter, Fri Sep 24 04:16:43 2004 UTC vs.
Revision 2071 by gezelter, Sat Mar 7 21:41:51 2015 UTC

# Line 1 | Line 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
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 + #ifdef IS_MPI
44 + #include <mpi.h>
45 + #endif
46 +
47   #include <algorithm>
48   #include <iostream>
49   #include <vector>
4 //#include <pair>
5 #include "ZConsWriter.hpp"
6 #include "simError.h"
50  
51 < using namespace std;
51 > #include "io/ZConsWriter.hpp"
52 > #include "utils/simError.h"
53  
54 < ZConsWriter::ZConsWriter(const char* filename, vector<ZConsParaItem>* thePara)
55 < {
56 <  //use master - slave mode, only master node writes to disk
54 > namespace OpenMD {
55 >  ZConsWriter::ZConsWriter(SimInfo* info, const std::string& filename) :
56 >    info_(info) {
57 >    // use master - slave mode, only master node writes to disk
58   #ifdef IS_MPI
59 <  if(worldRank == 0){
59 >    if(worldRank == 0){
60   #endif
61 +      output_.open(filename.c_str());
62  
63 <   output.open(filename);
64 <  
65 <   if(!output){
66 <     sprintf( painCave.errMsg,
67 <              "Could not open %s for z constrain output \n",
68 <         filename);
69 <     painCave.isFatal = 1;
24 <     simError();
25 <   }
26 <   output << "#number of z constrain molecules" << endl;
27 <   output << "#global Index of molecule\tzPos" << endl;
28 <   output << "#every frame will contain below data" <<endl;
29 <   output << "#time(fs)" << endl;
30 <   output << "#number of fixed z-constrain molecules" << endl;
31 <   output << "#global Index of molecule\tzconstrain force\tcurrentZPos" << endl;
63 >      if(!output_){
64 >        sprintf( painCave.errMsg,
65 >                 "Could not open %s for z constrain output_ \n",
66 >                 filename.c_str());
67 >        painCave.isFatal = 1;
68 >        simError();
69 >      }
70  
71 <   parameters = thePara;
72 <   writeZPos();
73 <
71 >      output_ << "//time(fs)" << std::endl;
72 >      output_ << "//number of fixed z-constrain molecules" << std::endl;
73 >      output_ << "//global Index of molecule\tzconstrain force\tcurrentZPos"
74 >              << std::endl;
75   #ifdef IS_MPI
76 +    }
77 + #endif      
78    }
79 < #endif  
80 <
81 < }
82 <
42 < ZConsWriter::~ZConsWriter()
43 < {
44 <
79 >  
80 >  ZConsWriter::~ZConsWriter()
81 >  {
82 >    
83   #ifdef IS_MPI
84 <  if(worldRank == 0 ){
84 >    if(worldRank == 0 ){
85   #endif  
86 <  output.close();  
86 >      output_.close();  
87   #ifdef IS_MPI  
88 <  }
88 >    }
89   #endif
90 < }
90 >  }
91  
92 < /**
55 < *
56 < */
57 < void ZConsWriter::writeFZ(double time, int num, int* index, double* fz, double* curZPos, double* zpos){
58 <
92 >  void ZConsWriter::writeFZ(const std::list<ZconstraintMol>& fixedZmols){
93   #ifndef IS_MPI
94 <  output << time << endl;
95 <  output << num << endl;
96 <  
63 <  for(int i = 0; i < num; i++)
64 <    output << index[i] <<"\t" << fz[i] << "\t" << curZPos[i] << "\t" << zpos[i] <<endl;
94 >    output_ << info_->getSnapshotManager()->getCurrentSnapshot()->getTime()
95 >            << std::endl;
96 >    output_ << fixedZmols.size() << std::endl;
97  
98 +    std::list<ZconstraintMol>::const_iterator i;
99 +    for ( i = fixedZmols.begin(); i != fixedZmols.end(); ++i) {
100 +      output_ << i->mol->getGlobalIndex() <<"\t" << i->fz << "\t" << i->zpos
101 +              << "\t" << i->param.zTargetPos <<std::endl;
102 +    }
103   #else
67  int totalNum;
68  MPI_Allreduce(&num, &totalNum, 1, MPI_INT,MPI_SUM, MPI_COMM_WORLD);
69  
70  if(worldRank == 0){
71    output << time << endl;
72    output << totalNum << endl;
73  }
74  
75  int whichNode;
76  enum CommType { RequesPosAndForce, EndOfRequest} status;
77  double pos;
78  double force;
79  double zconsPos;
80  int localIndex;
81  MPI_Status ierr;
82  int tag = 0;
83  
84  if(worldRank == 0){
104      
105 <    int globalIndexOfCurMol;
106 <    int *MolToProcMap;
107 <    MolToProcMap = mpiSim->getMolToProcMap();
105 >    const int masterNode = 0;
106 >    int nproc;
107 >    int myNode;      
108 >    MPI_Comm_size( MPI_COMM_WORLD, &nproc);
109 >    MPI_Comm_rank( MPI_COMM_WORLD, &myNode);
110      
111 <    for(int i = 0; i < (int)(parameters->size()); i++){
111 >    std::vector<int> tmpNFixedZmols(nproc, 0);
112 >    std::vector<int> nFixedZmolsInProc(nproc, 0);
113 >    tmpNFixedZmols[myNode] = fixedZmols.size();
114 >    
115 >    //do MPI_ALLREDUCE to exchange the total number of atoms,
116 >    //rigidbodies and cutoff groups
117 >    MPI_Allreduce(&tmpNFixedZmols[0], &nFixedZmolsInProc[0],
118 >                  nproc, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
119 >    
120 >    MPI_Status* ierr = NULL;
121 >    int zmolIndex;
122 >    RealType data[3];
123 >    
124 >    if (myNode == masterNode) {
125        
126 <      globalIndexOfCurMol = (*parameters)[i].zconsIndex;
127 <      whichNode = MolToProcMap[globalIndexOfCurMol];
128 <      
129 <      if(whichNode == 0){
130 <        
131 <       for(int j = 0; j < num; j++)
132 <        if(index[j] == globalIndexOfCurMol){
133 <          localIndex = j;
134 <          break;
135 <        }
136 <
137 <      force = fz[localIndex];
138 <      pos = curZPos[localIndex];
139 <      
126 >      std::vector<ZconsData> zconsData;
127 >      ZconsData tmpData;      
128 >      for(int i =0 ; i < nproc; ++i) {
129 >        if (i == masterNode) {
130 >          std::list<ZconstraintMol>::const_iterator j;
131 >          for ( j = fixedZmols.begin(); j != fixedZmols.end(); ++j) {
132 >            tmpData.zmolIndex = j->mol->getGlobalIndex() ;
133 >            tmpData.zforce= j->fz;
134 >            tmpData.zpos = j->zpos;
135 >            tmpData.zconsPos = j->param.zTargetPos;
136 >            zconsData.push_back(tmpData);
137 >          }                
138 >          
139 >        } else {
140 >          for(int k =0 ; k < nFixedZmolsInProc[i]; ++k) {
141 >            MPI_Recv(&zmolIndex, 1, MPI_INT, i, 0, MPI_COMM_WORLD, ierr);
142 >            MPI_Recv(data, 3, MPI_REALTYPE, i, 0, MPI_COMM_WORLD, ierr);
143 >            tmpData.zmolIndex = zmolIndex;
144 >            tmpData.zforce= data[0];
145 >            tmpData.zpos = data[1];
146 >            tmpData.zconsPos = data[2];
147 >            zconsData.push_back(tmpData);
148 >          }
149 >        }      
150        }
107      else{
108        status = RequesPosAndForce;
109        MPI_Send(&status, 1, MPI_INT, whichNode, tag, MPI_COMM_WORLD);
110        MPI_Send(&globalIndexOfCurMol, 1, MPI_INT, whichNode, tag, MPI_COMM_WORLD);
111        MPI_Recv(&force, 1, MPI_DOUBLE, whichNode, tag, MPI_COMM_WORLD, &ierr);
112        MPI_Recv(&pos, 1, MPI_DOUBLE, whichNode, tag, MPI_COMM_WORLD, &ierr);
113        MPI_Recv(&zconsPos, 1, MPI_DOUBLE, whichNode, tag, MPI_COMM_WORLD, &ierr);
114      }
151  
152 <     output << globalIndexOfCurMol << "\t" << force << "\t" << pos << "\t"<<  zconsPos << endl;
153 <              
154 <    } //End of Request Loop
119 <    
120 <    //Send ending request message to slave nodes    
121 <    status = EndOfRequest;
122 <    for(int i =1; i < mpiSim->getNProcessors(); i++)
123 <      MPI_Send(&status, 1, MPI_INT, i, tag, MPI_COMM_WORLD);
124 <    
125 <  }
126 <  else{
127 <  
128 <    int whichMol;
129 <    bool done = false;
152 >      output_ << info_->getSnapshotManager()->getCurrentSnapshot()->getTime()
153 >              << std::endl;
154 >      output_ << zconsData.size() << std::endl;
155  
156 <    while (!done){  
157 <      
158 <      MPI_Recv(&status, 1, MPI_INT, 0, tag, MPI_COMM_WORLD, &ierr);
159 <    
135 <      switch (status){
136 <          
137 <         case RequesPosAndForce :
138 <          
139 <           MPI_Recv(&whichMol, 1, MPI_INT, 0, tag, MPI_COMM_WORLD,&ierr);
140 <    
141 <           for(int i = 0; i < num; i++)
142 <           if(index[i] == whichMol){
143 <             localIndex = i;
144 <             break;
145 <           }
146 <    
147 <           MPI_Send(&fz[localIndex], 1, MPI_DOUBLE, 0, tag, MPI_COMM_WORLD);    
148 <           MPI_Send(&curZPos[localIndex], 1, MPI_DOUBLE, 0, tag, MPI_COMM_WORLD);    
149 <           MPI_Send(&zpos[localIndex], 1, MPI_DOUBLE, 0, tag, MPI_COMM_WORLD);    
150 <           break;
151 <      
152 <        case EndOfRequest :
153 <        
154 <         done = true;
155 <         break;
156 >      std::vector<ZconsData>::iterator l;
157 >      for (l = zconsData.begin(); l != zconsData.end(); ++l) {
158 >        output_ << l->zmolIndex << "\t" << l->zforce << "\t" << l->zpos
159 >                << "\t" <<  l->zconsPos << std::endl;
160        }
161        
162 +    } else {
163 +      
164 +      std::list<ZconstraintMol>::const_iterator j;
165 +      for (j = fixedZmols.begin(); j != fixedZmols.end(); ++j) {
166 +        zmolIndex = j->mol->getGlobalIndex();            
167 +        data[0] = j->fz;
168 +        data[1] = j->zpos;
169 +        data[2] = j->param.zTargetPos;
170 +        MPI_Send(&zmolIndex, 1, MPI_INT, masterNode, 0, MPI_COMM_WORLD);
171 +        MPI_Send(data, 3, MPI_REALTYPE, masterNode, 0, MPI_COMM_WORLD);
172 +      }
173      }
159          
160  }
161
174   #endif
163
164 }
165
166 /*
167 *
168 */
169 void ZConsWriter::writeZPos(){
170
171 #ifdef IS_MPI
172  if(worldRank == 0){
173 #endif
174    
175    output << parameters->size() << endl;    
176    
177    for(int i =0 ; i < (int)(parameters->size()); i++)
178      output << (*parameters)[i].zconsIndex << "\t" <<  (*parameters)[i].zPos << endl;
179
180 #ifdef IS_MPI
175    }
182 #endif
176   }

Comparing trunk/src/io/ZConsWriter.cpp (property svn:keywords):
Revision 2 by gezelter, Fri Sep 24 04:16:43 2004 UTC vs.
Revision 2071 by gezelter, Sat Mar 7 21:41:51 2015 UTC

# Line 0 | Line 1
1 + Author Id Revision Date

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines