Method SetDynamic

Src/Base/AMReX_NFiles.cpp:70–112

void NFilesIter::SetDynamic(int deciderproc)
{
  deciderProc = deciderproc;
  // ---- we have to check currentDeciderIndex here also in case of
  // ---- different nfiles for plots and checkpoints
  if(currentDeciderIndex >= availableDeciders.size() || currentDeciderIndex < 0) {
    currentDeciderIndex = 0;
  }
  if( ! availableDeciders.empty()) {
    if(deciderProc < 0 || deciderProc >= nProcs) {
      deciderProc = availableDeciders[currentDeciderIndex];
    }
    if(NFilesIter::WhichSetPosition(deciderProc, nProcs, nOutFiles, groupSets) == 0) {
      // ---- the decider cannot have set position zero
      deciderProc = availableDeciders[currentDeciderIndex];
    }
  }
  currentDeciderIndex += nSets - 1;
  if(currentDeciderIndex >= availableDeciders.size() || currentDeciderIndex < 0) {
    currentDeciderIndex = 0;
  }
#if 0
  // The following has no effect because WhichSetPostion is a pure function and
  // its return type is not used. So not sure why this is here in the first place.
  if(myProc == deciderProc) {
    NFilesIter::WhichSetPosition(myProc, nProcs, nOutFiles, groupSets);
  }
#endif

  deciderTag = ParallelDescriptor::SeqNum();
  coordinatorTag = ParallelDescriptor::SeqNum();
  doneTag = ParallelDescriptor::SeqNum();
  writeTag = ParallelDescriptor::SeqNum();
  remainingWriters = nProcs;
  useStaticSetSelection = false;
  if(nOutFiles == nProcs) {
    useStaticSetSelection = true;
    coordinatorProc = ParallelDescriptor::IOProcessorNumber();
  } else {
    fileNumbersWriteOrder.clear();
    fileNumbersWriteOrder.resize(nOutFiles);
  }
}


void NFilesIter::SetSparseFPP(const Vector<int> &ranksToWrite)