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#define _FILE_OFFSET_BITS 64 |
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|
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#include <string.h> |
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#include <iostream> |
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#include <fstream> |
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#include <algorithm> |
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#include <utility> |
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|
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#ifdef IS_MPI |
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#include <mpi.h> |
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#include "mpiSimulation.hpp" |
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|
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namespace dWrite{ |
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void DieDieDie( void ); |
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} |
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|
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using namespace dWrite; |
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#endif //is_mpi |
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|
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#include "ReadWrite.hpp" |
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#include "simError.h" |
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|
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DumpWriter::DumpWriter( SimInfo* the_entry_plug ){ |
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|
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entry_plug = the_entry_plug; |
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|
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#ifdef IS_MPI |
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if(worldRank == 0 ){ |
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#endif // is_mpi |
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|
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|
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dumpFile.open(entry_plug->sampleName, ios::out | ios::trunc ); |
33 |
|
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if( !dumpFile ){ |
35 |
|
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sprintf( painCave.errMsg, |
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"Could not open \"%s\" for dump output.\n", |
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entry_plug->sampleName); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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|
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finalOut.open( entry_plug->finalName, ios::out | ios::trunc ); |
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if( !finalOut ){ |
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sprintf( painCave.errMsg, |
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"Could not open \"%s\" for final dump output.\n", |
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entry_plug->finalName ); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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|
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#ifdef IS_MPI |
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} |
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|
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//sort the local atoms by global index |
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sortByGlobalIndex(); |
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|
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sprintf( checkPointMsg, |
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"Sucessfully opened output file for dumping.\n"); |
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MPIcheckPoint(); |
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#endif // is_mpi |
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} |
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|
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DumpWriter::~DumpWriter( ){ |
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|
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#ifdef IS_MPI |
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if(worldRank == 0 ){ |
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#endif // is_mpi |
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|
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dumpFile.close(); |
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finalOut.close(); |
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|
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#ifdef IS_MPI |
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} |
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#endif // is_mpi |
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} |
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|
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#ifdef IS_MPI |
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|
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/** |
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* A hook function to load balancing |
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*/ |
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|
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void DumpWriter::update(){ |
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sortByGlobalIndex(); |
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} |
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|
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/** |
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* Auxiliary sorting function |
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*/ |
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|
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bool indexSortingCriterion(const pair<int, int>& p1, const pair<int, int>& p2){ |
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return p1.second < p2.second; |
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} |
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|
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/** |
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* Sorting the local index by global index |
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*/ |
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|
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void DumpWriter::sortByGlobalIndex(){ |
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Atom** atoms = entry_plug->atoms; |
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|
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indexArray.clear(); |
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|
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for(int i = 0; i < mpiSim->getMyNlocal();i++) |
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indexArray.push_back(make_pair(i, atoms[i]->getGlobalIndex())); |
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|
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sort(indexArray.begin(), indexArray.end(), indexSortingCriterion); |
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} |
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#endif |
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|
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void DumpWriter::writeDump(double currentTime){ |
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|
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vector<ofstream*> fileStreams; |
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|
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#ifdef IS_MPI |
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if(worldRank == 0 ){ |
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finalOut.seekp(0); |
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} |
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#endif // is_mpi |
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|
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fileStreams.push_back(&finalOut); |
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fileStreams.push_back(&dumpFile); |
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|
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writeFrame(fileStreams, currentTime); |
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|
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} |
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|
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void DumpWriter::writeFinal(double currentTime){ |
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|
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vector<ofstream*> fileStreams; |
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|
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#ifdef IS_MPI |
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if(worldRank == 0 ){ |
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finalOut.seekp(0); |
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} |
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#endif // is_mpi |
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|
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fileStreams.push_back(&finalOut); |
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writeFrame(fileStreams, currentTime); |
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|
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} |
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|
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void DumpWriter::writeFrame( vector<ofstream*>& outFile, double currentTime ){ |
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|
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const int BUFFERSIZE = 2000; |
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const int MINIBUFFERSIZE = 100; |
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|
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char tempBuffer[BUFFERSIZE]; |
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char writeLine[BUFFERSIZE]; |
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|
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int i, k; |
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|
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#ifdef IS_MPI |
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|
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int *potatoes; |
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int myPotato; |
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|
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int nProc; |
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int j, which_node, done, which_atom, local_index, currentIndex; |
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double atomData6[6]; |
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double atomData13[13]; |
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int isDirectional; |
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char* atomTypeString; |
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char MPIatomTypeString[MINIBUFFERSIZE]; |
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|
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#else //is_mpi |
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int nAtoms = entry_plug->n_atoms; |
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#endif //is_mpi |
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|
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double q[4]; |
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DirectionalAtom* dAtom; |
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Atom** atoms = entry_plug->atoms; |
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double pos[3], vel[3]; |
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|
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#ifndef IS_MPI |
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|
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for(k = 0; k < outFile.size(); k++){ |
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*outFile[k] << nAtoms << "\n"; |
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|
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*outFile[k] << currentTime << ";\t" |
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<< entry_plug->Hmat[0][0] << "\t" |
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<< entry_plug->Hmat[1][0] << "\t" |
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<< entry_plug->Hmat[2][0] << ";\t" |
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|
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<< entry_plug->Hmat[0][1] << "\t" |
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<< entry_plug->Hmat[1][1] << "\t" |
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<< entry_plug->Hmat[2][1] << ";\t" |
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|
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<< entry_plug->Hmat[0][2] << "\t" |
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<< entry_plug->Hmat[1][2] << "\t" |
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<< entry_plug->Hmat[2][2] << ";"; |
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|
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//write out additional parameters, such as chi and eta |
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*outFile[k] << entry_plug->the_integrator->getAdditionalParameters() << endl; |
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} |
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|
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for( i=0; i<nAtoms; i++ ){ |
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|
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atoms[i]->getPos(pos); |
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atoms[i]->getVel(vel); |
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|
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sprintf( tempBuffer, |
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"%s\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t", |
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atoms[i]->getType(), |
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pos[0], |
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pos[1], |
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pos[2], |
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vel[0], |
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vel[1], |
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vel[2]); |
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strcpy( writeLine, tempBuffer ); |
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|
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if( atoms[i]->isDirectional() ){ |
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|
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dAtom = (DirectionalAtom *)atoms[i]; |
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dAtom->getQ( q ); |
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|
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sprintf( tempBuffer, |
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"%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\n", |
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q[0], |
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q[1], |
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q[2], |
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q[3], |
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dAtom->getJx(), |
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dAtom->getJy(), |
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dAtom->getJz()); |
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strcat( writeLine, tempBuffer ); |
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} |
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else |
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strcat( writeLine, "0.0\t0.0\t0.0\t0.0\t0.0\t0.0\t0.0\n" ); |
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|
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for(k = 0; k < outFile.size(); k++) |
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*outFile[k] << writeLine; |
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} |
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|
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#else // is_mpi |
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|
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/* code to find maximum tag value */ |
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|
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int *tagub, flag, MAXTAG; |
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MPI_Attr_get(MPI_COMM_WORLD, MPI_TAG_UB, &tagub, &flag); |
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if (flag) { |
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MAXTAG = *tagub; |
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} else { |
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MAXTAG = 32767; |
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} |
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|
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int haveError; |
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|
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MPI_Status istatus; |
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int *AtomToProcMap = mpiSim->getAtomToProcMap(); |
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|
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// write out header and node 0's coordinates |
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|
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if( worldRank == 0 ){ |
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|
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// Node 0 needs a list of the magic potatoes for each processor; |
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|
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nProc = mpiSim->getNumberProcessors(); |
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potatoes = new int[nProc]; |
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|
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//write out the comment lines |
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for (i = 0; i < nProc; i++) |
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potatoes[i] = 0; |
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|
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for(k = 0; k < outFile.size(); k++){ |
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*outFile[k] << mpiSim->getTotAtoms() << "\n"; |
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|
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*outFile[k] << currentTime << ";\t" |
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<< entry_plug->Hmat[0][0] << "\t" |
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<< entry_plug->Hmat[1][0] << "\t" |
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<< entry_plug->Hmat[2][0] << ";\t" |
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|
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<< entry_plug->Hmat[0][1] << "\t" |
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<< entry_plug->Hmat[1][1] << "\t" |
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<< entry_plug->Hmat[2][1] << ";\t" |
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|
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<< entry_plug->Hmat[0][2] << "\t" |
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<< entry_plug->Hmat[1][2] << "\t" |
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<< entry_plug->Hmat[2][2] << ";"; |
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|
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*outFile[k] << entry_plug->the_integrator->getAdditionalParameters() << endl; |
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} |
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|
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currentIndex = 0; |
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|
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for (i = 0 ; i < mpiSim->getTotAtoms(); i++ ) { |
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|
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// Get the Node number which has this atom; |
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|
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which_node = AtomToProcMap[i]; |
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|
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if (which_node != 0) { |
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|
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if (potatoes[which_node] + 3 >= MAXTAG) { |
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// The potato was going to exceed the maximum value, |
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// so wrap this processor potato back to 0: |
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|
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potatoes[which_node] = 0; |
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MPI_Send(0, 1, MPI_INT, which_node, 0, MPI_COMM_WORLD); |
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|
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} |
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|
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myPotato = potatoes[which_node]; |
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|
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MPI_Recv(MPIatomTypeString, MINIBUFFERSIZE, MPI_CHAR, which_node, |
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myPotato, MPI_COMM_WORLD, &istatus); |
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|
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atomTypeString = MPIatomTypeString; |
311 |
|
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myPotato++; |
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|
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MPI_Recv(&isDirectional, 1, MPI_INT, which_node, |
315 |
myPotato, MPI_COMM_WORLD, &istatus); |
316 |
|
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myPotato++; |
318 |
|
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if (isDirectional) { |
320 |
MPI_Recv(atomData13, 13, MPI_DOUBLE, which_node, |
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myPotato, MPI_COMM_WORLD, &istatus); |
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} else { |
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MPI_Recv(atomData6, 6, MPI_DOUBLE, which_node, |
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myPotato, MPI_COMM_WORLD, &istatus); |
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} |
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|
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myPotato++; |
328 |
potatoes[which_node] = myPotato; |
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|
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} else { |
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|
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haveError = 0; |
333 |
which_atom = i; |
334 |
|
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local_index = indexArray[currentIndex].first; |
336 |
|
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if (which_atom == indexArray[currentIndex].second) { |
338 |
|
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atomTypeString = atoms[local_index]->getType(); |
340 |
|
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atoms[local_index]->getPos(pos); |
342 |
atoms[local_index]->getVel(vel); |
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|
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atomData6[0] = pos[0]; |
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atomData6[1] = pos[1]; |
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atomData6[2] = pos[2]; |
347 |
|
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atomData6[3] = vel[0]; |
349 |
atomData6[4] = vel[1]; |
350 |
atomData6[5] = vel[2]; |
351 |
|
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isDirectional = 0; |
353 |
|
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if( atoms[local_index]->isDirectional() ){ |
355 |
|
356 |
isDirectional = 1; |
357 |
|
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dAtom = (DirectionalAtom *)atoms[local_index]; |
359 |
dAtom->getQ( q ); |
360 |
|
361 |
for (int j = 0; j < 6 ; j++) |
362 |
atomData13[j] = atomData6[j]; |
363 |
|
364 |
atomData13[6] = q[0]; |
365 |
atomData13[7] = q[1]; |
366 |
atomData13[8] = q[2]; |
367 |
atomData13[9] = q[3]; |
368 |
|
369 |
atomData13[10] = dAtom->getJx(); |
370 |
atomData13[11] = dAtom->getJy(); |
371 |
atomData13[12] = dAtom->getJz(); |
372 |
} |
373 |
|
374 |
} else { |
375 |
sprintf(painCave.errMsg, |
376 |
"Atom %d not found on processor %d\n", |
377 |
i, worldRank ); |
378 |
haveError= 1; |
379 |
simError(); |
380 |
} |
381 |
|
382 |
if(haveError) DieDieDie(); |
383 |
|
384 |
currentIndex ++; |
385 |
} |
386 |
// If we've survived to here, format the line: |
387 |
|
388 |
if (!isDirectional) { |
389 |
|
390 |
sprintf( writeLine, |
391 |
"%s\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t", |
392 |
atomTypeString, |
393 |
atomData6[0], |
394 |
atomData6[1], |
395 |
atomData6[2], |
396 |
atomData6[3], |
397 |
atomData6[4], |
398 |
atomData6[5]); |
399 |
|
400 |
strcat( writeLine, "0.0\t0.0\t0.0\t0.0\t0.0\t0.0\t0.0\n" ); |
401 |
|
402 |
} else { |
403 |
|
404 |
sprintf( writeLine, |
405 |
"%s\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\t%lf\n", |
406 |
atomTypeString, |
407 |
atomData13[0], |
408 |
atomData13[1], |
409 |
atomData13[2], |
410 |
atomData13[3], |
411 |
atomData13[4], |
412 |
atomData13[5], |
413 |
atomData13[6], |
414 |
atomData13[7], |
415 |
atomData13[8], |
416 |
atomData13[9], |
417 |
atomData13[10], |
418 |
atomData13[11], |
419 |
atomData13[12]); |
420 |
|
421 |
} |
422 |
|
423 |
for(k = 0; k < outFile.size(); k++) |
424 |
*outFile[k] << writeLine; |
425 |
} |
426 |
|
427 |
for(k = 0; k < outFile.size(); k++) |
428 |
outFile[k]->flush(); |
429 |
|
430 |
sprintf( checkPointMsg, |
431 |
"Sucessfully took a dump.\n"); |
432 |
|
433 |
MPIcheckPoint(); |
434 |
|
435 |
delete[] potatoes; |
436 |
|
437 |
} else { |
438 |
|
439 |
// worldRank != 0, so I'm a remote node. |
440 |
|
441 |
// Set my magic potato to 0: |
442 |
|
443 |
myPotato = 0; |
444 |
currentIndex = 0; |
445 |
|
446 |
for (i = 0 ; i < mpiSim->getTotAtoms(); i++ ) { |
447 |
|
448 |
// Am I the node which has this atom? |
449 |
|
450 |
if (AtomToProcMap[i] == worldRank) { |
451 |
|
452 |
if (myPotato + 3 >= MAXTAG) { |
453 |
|
454 |
// The potato was going to exceed the maximum value, |
455 |
// so wrap this processor potato back to 0 (and block until |
456 |
// node 0 says we can go: |
457 |
|
458 |
MPI_Recv(&myPotato, 1, MPI_INT, 0, 0, MPI_COMM_WORLD, &istatus); |
459 |
|
460 |
} |
461 |
which_atom = i; |
462 |
local_index = indexArray[currentIndex].first; |
463 |
|
464 |
if (which_atom == indexArray[currentIndex].second) { |
465 |
|
466 |
atomTypeString = atoms[local_index]->getType(); |
467 |
|
468 |
atoms[local_index]->getPos(pos); |
469 |
atoms[local_index]->getVel(vel); |
470 |
|
471 |
atomData6[0] = pos[0]; |
472 |
atomData6[1] = pos[1]; |
473 |
atomData6[2] = pos[2]; |
474 |
|
475 |
atomData6[3] = vel[0]; |
476 |
atomData6[4] = vel[1]; |
477 |
atomData6[5] = vel[2]; |
478 |
|
479 |
isDirectional = 0; |
480 |
|
481 |
if( atoms[local_index]->isDirectional() ){ |
482 |
|
483 |
isDirectional = 1; |
484 |
|
485 |
dAtom = (DirectionalAtom *)atoms[local_index]; |
486 |
dAtom->getQ( q ); |
487 |
|
488 |
for (int j = 0; j < 6 ; j++) |
489 |
atomData13[j] = atomData6[j]; |
490 |
|
491 |
atomData13[6] = q[0]; |
492 |
atomData13[7] = q[1]; |
493 |
atomData13[8] = q[2]; |
494 |
atomData13[9] = q[3]; |
495 |
|
496 |
atomData13[10] = dAtom->getJx(); |
497 |
atomData13[11] = dAtom->getJy(); |
498 |
atomData13[12] = dAtom->getJz(); |
499 |
} |
500 |
|
501 |
} else { |
502 |
sprintf(painCave.errMsg, |
503 |
"Atom %d not found on processor %d\n", |
504 |
i, worldRank ); |
505 |
haveError= 1; |
506 |
simError(); |
507 |
} |
508 |
|
509 |
strncpy(MPIatomTypeString, atomTypeString, MINIBUFFERSIZE); |
510 |
|
511 |
// null terminate the string before sending (just in case): |
512 |
MPIatomTypeString[MINIBUFFERSIZE-1] = '\0'; |
513 |
|
514 |
MPI_Send(MPIatomTypeString, MINIBUFFERSIZE, MPI_CHAR, 0, |
515 |
myPotato, MPI_COMM_WORLD); |
516 |
|
517 |
myPotato++; |
518 |
|
519 |
MPI_Send(&isDirectional, 1, MPI_INT, 0, |
520 |
myPotato, MPI_COMM_WORLD); |
521 |
|
522 |
myPotato++; |
523 |
|
524 |
if (isDirectional) { |
525 |
|
526 |
MPI_Send(atomData13, 13, MPI_DOUBLE, 0, |
527 |
myPotato, MPI_COMM_WORLD); |
528 |
|
529 |
} else { |
530 |
|
531 |
MPI_Send(atomData6, 6, MPI_DOUBLE, 0, |
532 |
myPotato, MPI_COMM_WORLD); |
533 |
} |
534 |
|
535 |
myPotato++; |
536 |
currentIndex++; |
537 |
} |
538 |
} |
539 |
|
540 |
sprintf( checkPointMsg, |
541 |
"Sucessfully took a dump.\n"); |
542 |
MPIcheckPoint(); |
543 |
|
544 |
} |
545 |
|
546 |
#endif // is_mpi |
547 |
} |
548 |
|
549 |
#ifdef IS_MPI |
550 |
|
551 |
// a couple of functions to let us escape the write loop |
552 |
|
553 |
void dWrite::DieDieDie( void ){ |
554 |
|
555 |
MPI_Finalize(); |
556 |
exit (0); |
557 |
} |
558 |
|
559 |
#endif //is_mpi |