Beispiel #1
0
// DataIO_Std::WriteByGroup()
int DataIO_Std::WriteByGroup(CpptrajFile& file, DataSetList const& SetList, GroupType gtype)
{
  int err = 0;
  bool firstWrite = true;
  DataSetList tmpdsl;
  std::vector<bool> setIsWritten(SetList.size(), false);
  unsigned int startIdx = 0;
  unsigned int nWritten = 0;
  while (nWritten < SetList.size()) {
    std::string currentName;
    Dimension currentDim;
    int currentNum = -1;
    switch (gtype) {
      case BY_NAME   : currentName = SetList[startIdx]->Meta().Name(); break;
      case BY_ASPECT : currentName = SetList[startIdx]->Meta().Aspect(); break;
      case BY_IDX    : currentNum  = SetList[startIdx]->Meta().Idx(); break;
      case BY_ENS    : currentNum  = SetList[startIdx]->Meta().EnsembleNum(); break;
      case BY_DIM    : currentDim  = SetList[startIdx]->Dim(0); break;
      case NO_TYPE   : return 1;
    }
    int firstNonMatch = -1;
    for (unsigned int idx = startIdx; idx != SetList.size(); idx++)
    {
      if (!setIsWritten[idx])
      {
        bool match = false;
        switch (gtype) {
          case BY_NAME   : match = (currentName == SetList[idx]->Meta().Name()); break;
          case BY_ASPECT : match = (currentName == SetList[idx]->Meta().Aspect()); break;
          case BY_IDX    : match = (currentNum  == SetList[idx]->Meta().Idx()); break;
          case BY_ENS    : match = (currentNum  == SetList[idx]->Meta().EnsembleNum()); break;
          case BY_DIM    : match = (currentDim  == SetList[idx]->Dim(0)); break;
          case NO_TYPE   : return 1;
        }
        if (match)
        {
          tmpdsl.AddCopyOfSet( SetList[idx] );
          setIsWritten[idx] = true;
          nWritten++;
        } else if (firstNonMatch == -1)
          firstNonMatch = (int)idx;
      }
    }
    if (firstNonMatch > -1)
      startIdx = (unsigned int)firstNonMatch;
    if (!firstWrite)
      file.Printf("\n");
    else
      firstWrite = false;
    if (isInverted_)
      err += WriteDataInverted(file, tmpdsl);
    else
      err += WriteDataNormal(file, tmpdsl);
    tmpdsl.ClearAll();
  }
  return err;
}
Beispiel #2
0
// DataSetList::FindSetOfType()
DataSet* DataSetList::FindSetOfType(std::string const& nameIn, DataSet::DataType typeIn) const
{
  DataSetList dsetOut = SelectSets( nameIn, typeIn );
  if (dsetOut.empty())
    return 0;
  else if (dsetOut.size() > 1)
    mprintf("Warning: '%s' selects multiple sets. Only using first.\n");
  return dsetOut[0];
}
Beispiel #3
0
// DataSetList::GetDataSet()
DataSet* DataSetList::GetDataSet( std::string const& nameIn ) const {
  DataSetList dsetOut = SelectSets( nameIn );
  if (dsetOut.empty()) {
    mprintf("Warning: Data set '%s' not found.\n", nameIn.c_str());
    PendingWarning();
    return 0;
  } else if (dsetOut.size() > 1)
    mprintf("Warning: '%s' selects multiple sets, only using first set.\n");
  return dsetOut[0];
}
Beispiel #4
0
// DataIO_CCP4::WriteData()
int DataIO_CCP4::WriteData(FileName const& fname, DataSetList const& setList)
{
    // Open output file
    CpptrajFile outfile;
    if (outfile.OpenWrite(fname)) {
        mprinterr("Error: Could not open CCP4 output file '%s'.\n", fname.full());
        return 1;
    }
    // Warn about writing multiple sets
    if (setList.size() > 1)
        mprintf("Warning: %s: Writing multiple 3D sets in CCP4 format not supported.\n"
                "Warning:   Only writing first set.\n", fname.full());
    return WriteSet3D( setList.begin(), outfile );
}
Beispiel #5
0
// DataIO_OpenDx::WriteData()
int DataIO_OpenDx::WriteData(FileName const& fname, DataSetList const& setList)
{
  // Open output file
  CpptrajFile outfile;
  if (outfile.OpenWrite(fname)) {
    mprinterr("Error: Could not open OpenDX output file.\n");
    return 1;
  }
  // Warn about writing multiple sets
  if (setList.size() > 1)
    mprintf("Warning: %s: Writing multiple 3D sets in OpenDX format may result in unexpected behavior\n", fname.full());
  int err = 0;
  for (DataSetList::const_iterator set = setList.begin(); set != setList.end(); ++set)
    err += WriteSet3D( *(*set), outfile );
  return err;
}
//  Exec_SortEnsembleData::Sort_pH_Data()
int Exec_SortEnsembleData::Sort_pH_Data(DataSetList const& setsToSort, DataSetList& OutputSets,
                                        unsigned int maxFrames)
const
{
  // Cast sets back to DataSet_PHREMD
  typedef std::vector<DataSet_PHREMD*> Parray;
  Parray PHsets;
  for (DataSetList::const_iterator ds = setsToSort.begin(); ds != setsToSort.end(); ++ds)
    PHsets.push_back( (DataSet_PHREMD*)*ds );

  // Gather initial pH data values, ensure no duplicates
  typedef std::vector<double> Darray;
  Darray pHvalues;
# ifdef MPI
  pHvalues.resize( Parallel::Ensemble_Size() );
  Darray phtmp;
  for (Parray::const_iterator ds = PHsets.begin(); ds != PHsets.end(); ++ds)
    phtmp.push_back( (*ds)->Initial_pH() );
  if (comm_.AllGather(&phtmp[0], phtmp.size(), MPI_DOUBLE, &pHvalues[0])) {
    rprinterr("Error: Gathering pH values.\n");
    return 1;
  }
# else
  for (Parray::const_iterator ds = PHsets.begin(); ds != PHsets.end(); ++ds)
    pHvalues.push_back( (*ds)->Initial_pH() );
# endif
  ReplicaInfo::Map<double> pH_map;
  if (pH_map.CreateMap( pHvalues )) {
    rprinterr("Error: Duplicate pH value detected (%.2f) in ensemble.\n", pH_map.Duplicate());
    return 1;
  }
  Darray sortedPH;
  mprintf("\tInitial pH values:");
  for (ReplicaInfo::Map<double>::const_iterator ph = pH_map.begin(); ph != pH_map.end(); ++ph)
  {
    mprintf(" %6.2f", ph->first);
    sortedPH.push_back( ph->first );
  }
  mprintf("\n");

  // Create sets to hold sorted pH values. Create a set for each pH value
  // and each residue. Final output sets will be PH0R0, PH0R1, PH1R0, ...
  // TODO check that residue info all the same
  DataSet_PHREMD::Rarray const& Residues = PHsets[0]->Residues();
  int defaultState = 0;
# ifdef MPI
  if ( PHsets[0]->Type() == DataSet::PH_IMPL)
    defaultState = -1;
# endif
  if (debug_ > 0)
    rprintf("DEBUG: Sorting %u frames for %zu sets, %zu pH values.\n",
            maxFrames, PHsets.size(), sortedPH.size());
  for (unsigned int idx = 0; idx != sortedPH.size(); idx++) {
    OutputSets.SetEnsembleNum( idx );
    for (unsigned int res = 0; res != Residues.size(); ++res) {
      MetaData md(PHsets[0]->Meta().Name(), Residues[res].Name().Truncated(), Residues[res].Num());
      DataSet_pH* out = (DataSet_pH*)OutputSets.AddSet( DataSet::PH, md );
      if (out==0) return 1;
      //out->SetLegend( "pH " + doubleToString( sortedPH[idx] ) );
      out->Set_Solvent_pH( sortedPH[idx] );
      out->SetResidueInfo( Residues[res] );
      out->SetTimeValues(PHsets[0]->Time());
      out->Resize( maxFrames, defaultState );
    }
  }

  // ---------------------------------------------
  if ( PHsets[0]->Type() == DataSet::PH_EXPL) {
    // Loop over unsorted sets
    for (Parray::const_iterator ds = PHsets.begin(); ds != PHsets.end(); ++ds)
    {
      DataSet_PHREMD_Explicit* in = (DataSet_PHREMD_Explicit*)*ds;
      unsigned int phidx = 0;
      for (unsigned int n = 0; n < maxFrames; n++)
      {
        float phval = in->pH_Values()[n];
        int setidx = pH_map.FindIndex( phval ) * Residues.size();
        //rprintf("DEBUG: %6u Set %10s pH= %6.2f going to %2i\n", n+1, in->legend(), phval, idx);
        //mflush();
        for (unsigned int res = 0; res < in->Residues().size(); res++, setidx++, phidx++)
        {
          DataSet_pH* out = (DataSet_pH*)OutputSets[setidx];
          //if (res == 0 && idx == 0) {
          //  rprintf("DEBUG: Frame %3u res %2u State %2i pH %6.2f\n", 
          //          n, res, in->Res(res).State(n), phval);
          //  mflush();
          //}
          out->SetState(n, in->ResStates()[phidx], in->RecordType(n));
        }
      }
    } // END loop over unsorted sets
#   ifdef MPI
    // Now we need to reduce down each set onto the thread where it belongs.
    if (Parallel::World().Size() > 1) {
      for (int idx = 0; idx != (int)OutputSets.size(); idx++) {
        DataSet_pH* out = (DataSet_pH*)OutputSets[idx];
        int ensembleRank = Parallel::MemberEnsCommRank( out->Meta().EnsembleNum() );
        //rprintf("DEBUG: Reduce set %s to rank %i\n", out->legend(), ensembleRank);
        out->Reduce( comm_, ensembleRank );
      }
      // Remove sets that do not belong on this rank
      for (int idx = (int)OutputSets.size() - 1; idx > -1; idx--) {
        DataSet* out = OutputSets[idx];
        int ensembleRank = Parallel::MemberEnsCommRank( out->Meta().EnsembleNum() );
        if (ensembleRank != comm_.Rank()) {
          //rprintf("DEBUG: Remove set %s (%i) from rank %i\n", out->legend(),
          //        idx, comm_.Rank());
          OutputSets.RemoveSet( out );
        }
      }
    }
#   endif
  // ---------------------------------------------
  } else if ( PHsets[0]->Type() == DataSet::PH_IMPL) {
#   ifdef MPI
    typedef std::vector<int> Iarray;
    typedef std::vector<Iarray> Iarray2;
    typedef std::vector<bool> Barray;
    // True if I have this pH value
    Barray isMyPh( sortedPH.size(), false );
    // Which rank in ensemble has which pH
    Iarray pHrank( sortedPH.size(), 0 );
    for (int phidx = 0; phidx != (int)sortedPH.size(); phidx++)
    {
      int ensembleRank = Parallel::MemberEnsCommRank( phidx );
      pHrank[phidx] = ensembleRank;
      isMyPh[phidx] = (ensembleRank == comm_.Rank());
    }
    // DEBUG
    for (unsigned int idx = 0; idx != pHrank.size(); idx++)
      mprintf("\tpH %6.2f on rank %i\n", sortedPH[idx], pHrank[idx]);
    // Hold frame-residue-state for each pH not on this rank.
    Iarray2 FrmResState( sortedPH.size() );
    // Loop over unsorted sets
    for (Parray::const_iterator ds = PHsets.begin(); ds != PHsets.end(); ++ds)
    {
      DataSet_PHREMD_Implicit* in = (DataSet_PHREMD_Implicit*)*ds;
      // Loop over frames
      for (unsigned int n = 0; n < maxFrames; n++)
      {
        DataSet_PHREMD_Implicit::Record const& Rec = in->Records()[n];
        float phval = Rec.pH();
        int phidx = pH_map.FindIndex( phval );
        if (isMyPh[phidx]) {
          // This pH belongs to me. Set value.
          int setidx = phidx * Residues.size();
          if (Rec.RecType() == Cph::FULL_RECORD) {
            // Info for all residues
            for (unsigned int res = 0; res < in->Residues().size(); res++, setidx++)
              ((DataSet_pH*)OutputSets[setidx])->SetState(n, Rec.ResStates()[res], Rec.RecType());
          } else if (Rec.RecType() > -1) {
            // Info for single residue, record type for all residues
            //rprintf("\tSetting my pH %6.2f frame %8i state %2i idx %6i res %6i '%s'\n", sortedPH[phidx], n, Rec.ResStates()[0], setidx, Rec.RecType(), OutputSets[setidx+Rec.RecType()]->legend());
            for (int res = 0; res < (int)in->Residues().size(); res++, setidx++)
              if (res == Rec.RecType())
                ((DataSet_pH*)OutputSets[setidx])->SetState(n, Rec.ResStates()[0], Rec.RecType());
              else
                ((DataSet_pH*)OutputSets[setidx])->SetRecType(n, Rec.RecType());
          }
        } else {
          // This pH belongs to another rank. Save it.
          if (Rec.RecType() > -1) {
            // Info for a single residue present
            FrmResState[phidx].push_back( n );
            FrmResState[phidx].push_back( Rec.RecType() );
            FrmResState[phidx].push_back( Rec.ResStates()[0] );
          } else {
            // Info for all residues present
            FrmResState[phidx].push_back( n );
            FrmResState[phidx].push_back( Rec.RecType() );
            for (unsigned int res = 0; res < in->Residues().size(); res++)
              FrmResState[phidx].push_back( Rec.ResStates()[res] );
          }
        }
      } // END loop over frames
    } // END loop over sets
    // DEBUG
/*
    comm_.Barrier();
    for (int rank = 0; rank < comm_.Size(); rank++)
    {
      if (rank == comm_.Rank())
      {
        for (unsigned int phidx = 0; phidx != sortedPH.size(); phidx++) {
          rprintf("DEBUG: pH %6.2f: %8s %6s %2s\n", sortedPH[phidx], "Frm", "Res", "St");
          Iarray const& FRS = FrmResState[phidx];
          unsigned int idx = 0;
          while (idx < FRS.size()) {
            int rec = FRS[idx+1];
            if (rec > -1) {
              rprintf("                  %8i %6i %2i\n", FRS[idx], rec, FRS[idx+2]);
              idx += 3;
            } else {
              rprintf("                  %8i %6i All Residues\n", FRS[idx], rec);
              idx += (2 + Residues.size());
            }
          }
        }
      }
      comm_.Barrier();
    }
*/
    // Communicate states to other ranks
    typedef std::vector<unsigned int> Uarray;
    Uarray sizeOnRank( comm_.Size() );
    for (unsigned int phidx = 0; phidx != sortedPH.size(); phidx++)
    {
      // Each rank says how many frames of this pH they have collected and
      // send to rank the pH belongs to.
      unsigned int nph = FrmResState[phidx].size();
      comm_.Gather(&nph, 1, MPI_UNSIGNED, &sizeOnRank[0], pHrank[phidx]);
      if (pHrank[phidx] == comm_.Rank())
      {
        // This pH belongs to me. I should have no frames at this pH.
        if (sizeOnRank[comm_.Rank()] > 0) {
          rprinterr("Internal Error: Rank has frames to communicate at its pH\n");
          Parallel::Abort(1);
        }
        unsigned int totalSize = 0;
        for (unsigned int idx = 0; idx != sizeOnRank.size(); idx++) {
          totalSize += sizeOnRank[idx];
          //rprintf("DEBUG: Rank %4u has %8u frames of pH %6.2f\n",
          //        idx, sizeOnRank[idx], sortedPH[phidx]);
        }
        //rprintf("DEBUG: Total incoming size: %u\n", totalSize);
        FrmResState[phidx].resize( totalSize );
        // Receive state info for this pH from other ranks
        int* frsArray = &(FrmResState[phidx][0]);
        for (int rank = 0; rank != comm_.Size(); rank++) {
          if (rank != comm_.Rank()) {
            comm_.Recv(frsArray, sizeOnRank[rank], MPI_INT, rank, 1600+rank);
            frsArray += sizeOnRank[rank];
          }
        }
      } else {
        // This pH belongs to another rank. Send my info there.
        int* frsArray = &(FrmResState[phidx][0]);
        comm_.Send(frsArray, nph, MPI_INT, pHrank[phidx], 1600+comm_.Rank());
      }
      comm_.Barrier();
    }
    // Fill in state info
    std::vector<DataSet*> ToRemove;
    for (unsigned int phidx = 0; phidx != sortedPH.size(); phidx++)
    {
      int setidx = phidx * Residues.size();
      if (pHrank[phidx] == comm_.Rank())
      {
        Iarray const& FRS = FrmResState[phidx];
        // This pH belongs to me. Fill in the information received from
        // other ranks.
        unsigned int idx = 0;
        while (idx < FRS.size()) {
          int rec = FRS[idx+1];
          if (rec > -1) {
            // Info for single residue, record type for all residues
            //rprintf("\tSetting pH %6.2f frame %8i state %2i idx %6i res %6i '%s'\n", sortedPH[phidx], FRS[idx], FRS[idx+2], setidx, rec, OutputSets[setidx+rec]->legend());
            for (int res = 0; res != (int)Residues.size(); res++) {
              DataSet_pH* out = (DataSet_pH*)OutputSets[setidx + res];
              if (rec == res)
                out->SetState( FRS[idx], FRS[idx+2], rec );
              else
                out->SetRecType( FRS[idx], rec );
            }
            idx += 3;
          } else {
            //rprintf("                  %8i %6i All Residues\n", FRS[idx], rec);
            int frm = FRS[idx];
            idx += 2;
            for (unsigned int res = 0; res != Residues.size(); res++, idx++) {
              DataSet_pH* out = (DataSet_pH*)OutputSets[setidx + res];
              out->SetState( frm, FRS[idx], rec );
            }
          }
        }
        // Fill in any remaining data. FIXME safe to assume first frame is set?
        for (unsigned int res = 0; res != Residues.size(); res++) {
          DataSet_pH* out = (DataSet_pH*)OutputSets[setidx + res];
          for (unsigned int n = 1; n < maxFrames; n++)
            if (out->State(n) == -1)
              out->SetState(n, out->State(n-1), out->RecordType(n));
        }
      } else {
        // This pH does not belong to me. Mark associated data sets to be removed.
        for (unsigned int res = 0; res != Residues.size(); res++)
          ToRemove.push_back( OutputSets[setidx + res] );
      }
    }
    // Remove data sets that do not belong to me.
    for (std::vector<DataSet*>::reverse_iterator it = ToRemove.rbegin();
                                                 it != ToRemove.rend(); ++it)
    {
      //rprintf("DEBUG: '%s' does not belong to me.\n", (*it)->legend());
      OutputSets.RemoveSet( *it );
    }
#   else /* if not MPI */
    // Loop over frames
    for (unsigned int n = 0; n < maxFrames; n++)
    {
      // Loop over unsorted sets
      for (Parray::const_iterator ds = PHsets.begin(); ds != PHsets.end(); ++ds)
      {
        DataSet_PHREMD_Implicit* in = (DataSet_PHREMD_Implicit*)*ds;
        DataSet_PHREMD_Implicit::Record const& Rec = in->Records()[n];
        float phval = Rec.pH();
        int setidx = pH_map.FindIndex( phval ) * Residues.size();
        if (Rec.RecType() == Cph::FULL_RECORD) {
          for (unsigned int res = 0; res < in->Residues().size(); res++, setidx++)
          {
            DataSet_pH* out = (DataSet_pH*)OutputSets[setidx];
            //if (res == 0 && idx == 0) {
            //  rprintf("DEBUG: Frame %3u res %2u State %2i pH %6.2f\n", 
            //          n, res, in->Res(res).State(n), phval);
            //  mflush();
            //}
            out->SetState(n, Rec.ResStates()[res], Rec.RecType());
          }
        } else {
          for (int res = 0; res < (int)in->Residues().size(); res++, setidx++)
          {
            DataSet_pH* out = (DataSet_pH*)OutputSets[setidx];
            if (res == Rec.RecType())
              out->SetState(n, Rec.ResStates()[0], Rec.RecType());
            else
              // State for this residue not recorded - use previous state.
              // Should be fine since first state always has all residues.
              out->SetState(n, out->State(n-1), Rec.RecType());
          }
        }
      } // END loop over unsorted sets
    } // END loop over frames
#   endif /* MPI */
  // ---------------------------------------------
  } else {
    return 1; // Sanity check
  }
  return 0;
}
// Exec_SortEnsembleData::SortData()
int Exec_SortEnsembleData::SortData(DataSetList const& setsToSort, DataSetList& OutputSets)
const
{
  int err = 0;
  if (setsToSort.empty()) {
    rprinterr("Error: No sets selected.\n");
    err = 1;
  }
  if (CheckError(err)) return 1;
  mprintf("\tSorting the following sets:\n");
  setsToSort.List();
# ifdef MPI
  // Number of sets to sort should be equal to # members I am responsible for.
  if (Parallel::N_Ens_Members() != (int)setsToSort.size()) {
    rprinterr("Internal Error: Number of ensemble members (%i) != # sets to sort (%zu)\n",
               Parallel::N_Ens_Members(), setsToSort.size());
    return 1;
  }
# endif

  DataSet::DataType dtype = setsToSort[0]->Type();
  unsigned int maxSize = 0;
  for (DataSetList::const_iterator ds = setsToSort.begin(); ds != setsToSort.end(); ++ds) {
    if ((*ds)->Size() < 1) { //TODO check sizes match
      rprinterr("Error: Set '%s' is empty.\n", (*ds)->legend());
      err = 1;
      break;
    }
    if (ds == setsToSort.begin())
      maxSize = (*ds)->Size();
    else if ((*ds)->Size() < maxSize) {
      rprintf("Warning: Set '%s' has fewer frames (%zu) than previous set(s) (%u)\n"
              "Warning: Only using the first %zu frames of all sets.\n",
              (*ds)->legend(), (*ds)->Size(), maxSize, (*ds)->Size());
      maxSize = (unsigned int)(*ds)->Size();
    } else if ((*ds)->Size() > maxSize) {
      rprintf("Warning: Set '%s' has more frames (%zu) than previous set(s) (%u)\n"
              "Warning: Only using the first %u frames of all sets.\n",
              (*ds)->legend(), (*ds)->Size(), maxSize, maxSize);
    }
    if (dtype != (*ds)->Type()) {
      rprinterr("Error: Set '%s' has different type than first set.\n", (*ds)->legend());
      err = 1;
      break;
    }
  }
  if (CheckError(err)) return 1;

# ifdef MPI
  unsigned int threadSize = maxSize;
  comm_.AllReduce( &maxSize, &threadSize, 1, MPI_UNSIGNED, MPI_MIN );
  typedef std::vector<int> Iarray;
  Iarray Dtypes( comm_.Size(), -1 );
  if ( comm_.AllGather( &dtype, 1, MPI_INT, &Dtypes[0] ) ) return 1;
  for (int rank = 1; rank < comm_.Size(); rank++)
    if (Dtypes[0] != Dtypes[rank]) {
      rprinterr("Error: Set types on rank %i do not match types on rank 0.\n", rank);
      err = 1;
      break;
    }
  if (comm_.CheckError( err )) return 1;
# endif

  // Only work for pH data for now.
  if (dtype != DataSet::PH_EXPL && dtype != DataSet::PH_IMPL) {
    rprinterr("Error: Only works for pH REMD data for now.\n");
    return 1;
  }

  err = Sort_pH_Data( setsToSort, OutputSets, maxSize );

  return err;
}
Beispiel #8
0
// Exec_DataSetCmd::Remove()
Exec::RetType Exec_DataSetCmd::Remove(CpptrajState& State, ArgList& argIn) {
  std::string status;
  // Get criterion type
  CriterionType criterion = UNKNOWN_C;
  for (int i = 1; i < (int)N_C; i++)
    if (argIn.hasKey( CriterionKeys[i] )) {
      criterion = (CriterionType)i;
      status.assign( CriterionKeys[i] );
      break;
    }
  if (criterion == UNKNOWN_C) {
    mprinterr("Error: No criterion specified for 'remove'.\n");
    return CpptrajState::ERR;
  }
  // Get select type
  SelectType select = UNKNOWN_S;
  std::string val1, val2;
  for (const SelectPairType* ptr = SelectKeys; ptr->key_ != 0; ptr++)
    if (argIn.Contains( ptr->key_ )) {
      select = ptr->type_;
      val1 = argIn.GetStringKey( ptr->key_ );
      status.append( " " + std::string(ptr->key_) + " " + val1 );
      // Get 'and' value for between/outside. TODO put nargs in SelectPairType?
      if (select == BETWEEN || select == OUTSIDE) {
        val2 = argIn.GetStringKey("and");
        if (val2.empty()) {
          mprinterr("Error: Missing 'and' value for selection '%s'\n", ptr->key_);
          return CpptrajState::ERR;
        }
        status.append(" and " + val2);
      }
      break;
    }
  if (select == UNKNOWN_S || val1.empty()) {
    mprinterr("Error: No selection specified for 'remove'.\n");
    return CpptrajState::ERR;
  }
  if ( (criterion == SMODE || criterion == STYPE) &&
       (select != EQUAL && select != NOT_EQUAL) )
  {
    mprinterr("Error: Specified select not valid for criterion '%s'\n", CriterionKeys[criterion]);
    return CpptrajState::ERR;
  }
  mprintf("\tRemoving data sets");
  std::string setSelectArg = argIn.GetStringNext();
  if (setSelectArg.empty())
    setSelectArg.assign("*");
  else
    mprintf(" within selection '%s'", setSelectArg.c_str());
  mprintf(" %s\n", status.c_str());
  DataSetList tempDSL = State.DSL().GetMultipleSets( setSelectArg );
  if (tempDSL.empty()) {
    mprinterr("Error: No data sets selected.\n");
    return CpptrajState::ERR;
  }
  // Remove sets
  unsigned int Nremoved = 0;
  if ( criterion == AVERAGE ) {
    if (!validDouble( val1 )) {
      mprinterr("Error: '%s' is not a valid number\n", val1.c_str());
      return CpptrajState::ERR;
    }
    double d_val1 = convertToDouble( val1 );
    double d_val2  = d_val1;
    if (!val2.empty()) {
      if (!validDouble( val2 )) {
        mprinterr("Error: '%s' is not a valid number\n", val2.c_str());
        return CpptrajState::ERR;
      }
      d_val2 = convertToDouble( val2 );
    }
    for (DataSetList::const_iterator ds = tempDSL.begin(); ds != tempDSL.end(); ++ds)
    {
      if ( (*ds)->Group() != DataSet::SCALAR_1D )
        mprintf("Warning: '%s' is not a valid data set for 'average' criterion.\n", (*ds)->legend());
      else {
        DataSet_1D const& ds1 = static_cast<DataSet_1D const&>( *(*ds) );
        double avg = ds1.Avg();
        bool remove = false;
        switch (select) {
          case EQUAL        : remove = (avg == d_val1); break;
          case NOT_EQUAL    : remove = (avg != d_val1); break;
          case LESS_THAN    : remove = (avg < d_val1); break;
          case GREATER_THAN : remove = (avg > d_val1); break;
          case BETWEEN      : remove = (avg > d_val1 && avg < d_val2); break;
          case OUTSIDE      : remove = (avg < d_val1 || avg > d_val2); break;
          case UNKNOWN_S:
          case N_S      : return CpptrajState::ERR; // Sanity check
        }
        if (remove) {
          mprintf("\t  Removing set '%s' (avg is %g)\n", (*ds)->legend(), avg);
          State.RemoveDataSet( *ds );
          ++Nremoved;
        }
      }
    }
  } else if ( criterion == SIZE ) {
    if (!validInteger( val1 )) {
      mprinterr("Error: '%s' is not a valid number\n", val1.c_str());
      return CpptrajState::ERR;
    }
    unsigned int i_val1 = (unsigned int)convertToInteger( val1 );
    unsigned int i_val2 = i_val1;
    if (!val2.empty()) {
      if (!validInteger( val2 )) {
        mprinterr("Error: '%s' is not a valid number\n", val2.c_str());
        return CpptrajState::ERR;
      }
      i_val2 = convertToInteger( val2 );
    }
    for (DataSetList::const_iterator ds = tempDSL.begin(); ds != tempDSL.end(); ++ds)
    {
      unsigned int size = (*ds)->Size();
      bool remove = false;
      switch ( select ) {
        case EQUAL        : remove = (size == i_val1); break;
        case NOT_EQUAL    : remove = (size != i_val1); break;
        case LESS_THAN    : remove = (size < i_val1); break;
        case GREATER_THAN : remove = (size > i_val1); break;
        case BETWEEN      : remove = (size > i_val1 && size < i_val2); break;
        case OUTSIDE      : remove = (size < i_val1 || size > i_val2); break;
        case UNKNOWN_S:
        case N_S      : return CpptrajState::ERR; // Sanity check
      }
      if (remove) {
        mprintf("\t  Removing set '%s' (size is %u)\n", (*ds)->legend(), size);
        State.RemoveDataSet( *ds );
        ++Nremoved;
      }
    }
  } else if ( criterion == SMODE ) {
    MetaData::scalarMode mode_val = MetaData::ModeFromKeyword( val1 );
    if (mode_val == MetaData::UNKNOWN_MODE) {
      mprinterr("Error: '%s' is not a valid mode.\n", val1.c_str());
      return CpptrajState::ERR;
    }
    for (DataSetList::const_iterator ds = tempDSL.begin(); ds != tempDSL.end(); ++ds)
    {
      bool remove = false;
      MetaData::scalarMode mode = (*ds)->Meta().ScalarMode();
      if      (select == EQUAL    ) remove = ( mode == mode_val );
      else if (select == NOT_EQUAL) remove = ( mode != mode_val );
      else return CpptrajState::ERR; // Sanity check
      if (remove) {
        mprintf("\t  Removing set '%s' (mode is '%s')\n", (*ds)->legend(), MetaData::ModeString(mode));
        State.RemoveDataSet( *ds );
        ++Nremoved;
      }
    }
  } else if ( criterion == STYPE ) {
    MetaData::scalarType type_val = MetaData::TypeFromKeyword( val1, MetaData::UNKNOWN_MODE );
    if (type_val == MetaData::UNDEFINED) {
      mprinterr("Error: '%s' is not a valid type.\n", val1.c_str());
      return CpptrajState::ERR;
    }
    for (DataSetList::const_iterator ds = tempDSL.begin(); ds != tempDSL.end(); ++ds)
    {
      bool remove = false;
      MetaData::scalarType type = (*ds)->Meta().ScalarType();
      if      (select == EQUAL    ) remove = ( type == type_val );
      else if (select == NOT_EQUAL) remove = ( type != type_val );
      else return CpptrajState::ERR; // Sanity check
      if (remove) {
        mprintf("\t  Removing set '%s' (typeis '%s')\n", (*ds)->legend(), MetaData::TypeString(type));
        State.RemoveDataSet( *ds );
        ++Nremoved;
      }
    }
  } else {
    mprinterr("Internal Error: Criterion not yet implemented.\n");
    return CpptrajState::ERR;
  }
  mprintf("\tRemoved %u of %zu sets.\n", Nremoved, tempDSL.size());
  return CpptrajState::OK;
}