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root/group/trunk/OOPSE/libmdtools/Thermo.cpp
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Comparing trunk/OOPSE/libmdtools/Thermo.cpp (file contents):
Revision 1192 by gezelter, Mon May 24 21:03:30 2004 UTC vs.
Revision 1251 by chrisfen, Mon Jun 7 14:09:02 2004 UTC

# Line 200 | Line 200 | void Thermo::getPressureTensor(double press[3][3]){
200    const double e_convert = 4.184e-4;
201  
202    double molmass, volume;
203 <  double vcom[3], pcom[3], fcom[3], scaled[3];
203 >  double vcom[3];
204    double p_local[9], p_global[9];
205 <  int i, j, k, nMols;
206 <  Molecule* molecules;
205 >  int i, j, k;
206  
208  nMols = info->n_mol;
209  molecules = info->molecules;
210  //tau = info->tau;
207  
208 <  // use velocities of molecular centers of mass and molecular masses:
208 >
209    for (i=0; i < 9; i++) {    
210      p_local[i] = 0.0;
211      p_global[i] = 0.0;
212    }
213  
214 +  // use velocities of integrableObjects and their masses:  
215 +
216    for (i=0; i < info->integrableObjects.size(); i++) {
217  
218      molmass = info->integrableObjects[i]->getMass();
219      
220      info->integrableObjects[i]->getVel(vcom);
223    info->integrableObjects[i]->getPos(pcom);
224    info->integrableObjects[i]->getFrc(fcom);
225
226    matVecMul3(info->HmatInv, pcom, scaled);
227  
228    for(j=0; j<3; j++)
229      scaled[j] -= roundMe(scaled[j]);
230
231    // calc the wrapped real coordinates from the wrapped scaled coordinates
232  
233    matVecMul3(info->Hmat, scaled, pcom);
221      
222      p_local[0] += molmass * (vcom[0] * vcom[0]);
223      p_local[1] += molmass * (vcom[0] * vcom[1]);
# Line 245 | Line 232 | void Thermo::getPressureTensor(double press[3][3]){
232    }
233  
234    // Get total for entire system from MPI.
235 <
235 >  
236   #ifdef IS_MPI
237    MPI_Allreduce(p_local,p_global,9,MPI_DOUBLE, MPI_SUM, MPI_COMM_WORLD);
238   #else

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