C++ DataSet::Meta方法代码示例

// DataSetList::AddSet()
int DataSetList::AddSet( DataSet* dsIn ) {
  if (dsIn == 0 ) return 1;
  DataSet* ds = CheckForSet( dsIn->Meta() );
  if (ds != 0) {
    mprintf("Warning: DataSet '%s' already present.\n", ds->Meta().PrintName().c_str());
    return 1;
  }
  Push_Back( dsIn );
  return 0;
}

// Exec_DataSetCmd::VectorCoord()
Exec::RetType Exec_DataSetCmd::VectorCoord(CpptrajState& State, ArgList& argIn) {
  // Keywords
  std::string name = argIn.GetStringKey("name");
  int idx;
  if (argIn.hasKey("X"))
    idx = 0;
  else if (argIn.hasKey("Y"))
    idx = 1;
  else if (argIn.hasKey("Z"))
    idx = 2;
  else {
    mprinterr("Error: 'vectorcoord' requires specifying X, Y, or Z.\n");
    return CpptrajState::ERR;
  }
  // Data set
  DataSet* ds1 = State.DSL().GetDataSet( argIn.GetStringNext() );
  if (ds1 == 0) return CpptrajState::ERR;
  if (ds1->Type() != DataSet::VECTOR) {
    mprinterr("Error: 'vectorcoord' only works with vector data sets.\n");
    return CpptrajState::ERR;
  }
  if (ds1->Size() < 1) {
    mprinterr("Error: '%s' is empty.\n", ds1->legend());
    return CpptrajState::ERR;
  }
  // Create output set.
  static const char* XYZ[3] = { "X", "Y", "Z" };
  DataSet* out = State.DSL().AddSet( DataSet::DOUBLE, name, "COORD");
  if (out == 0) return CpptrajState::ERR;
  // Extract data
  mprintf("\tExtracting %s coordinate from vector %s to %s\n",
          XYZ[idx], ds1->legend(), out->Meta().PrintName().c_str());
  DataSet_Vector const& vec = static_cast<DataSet_Vector const&>( *ds1 );
  for (unsigned int n = 0; n != vec.Size(); n++) {
    double d = vec.VXYZ(n)[idx];
    out->Add( n, &d );
  }
  return CpptrajState::OK;
}

//  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 );
//.........这里部分代码省略.........

// Exec_DataSetCmd::ModifyPoints()
Exec::RetType Exec_DataSetCmd::ModifyPoints(CpptrajState& State, ArgList& argIn, bool drop) {
  const char* mode;
  if (drop)
    mode = "Drop";
  else
    mode = "Kee";
  // Keywords
  std::string name = argIn.GetStringKey("name");
  int start = argIn.getKeyInt("start", 0) - 1;
  int stop = argIn.getKeyInt("stop", -1);
  int offset = argIn.getKeyInt("offset", -1);
  Range points;
  if (start < 0 && stop < 0 && offset < 0) {
    std::string rangearg = argIn.GetStringKey("range");
    if (rangearg.empty()) {
      mprinterr("Error: Must specify range or start/stop/offset.\n");
      return CpptrajState::ERR;
    }
    points.SetRange( rangearg );
    if (points.Empty()) {
      mprinterr("Error: Range '%s' is empty.\n", rangearg.c_str());
      return CpptrajState::ERR;
    }
    mprintf("\t%sping points in range %s\n", mode, rangearg.c_str());
    // User args start from 1
    points.ShiftBy(-1);
  }
  // Get data set to drop/keep points from
  // Loop over all DataSet arguments 
  std::string ds_arg = argIn.GetStringNext();
  while (!ds_arg.empty()) {
    DataSetList dsl = State.DSL().GetMultipleSets( ds_arg );
    for (DataSetList::const_iterator it = dsl.begin(); it != dsl.end(); ++it)
    {
      DataSet* DS = *it;
      if (DS->Size() < 1) {
        mprinterr("Error: Set '%s' is empty.\n", DS->legend());
        return CpptrajState::ERR;
      }
      // Restrict to 1D sets for now TODO more types
      if (DS->Group() != DataSet::SCALAR_1D) {
        mprinterr("Error: Currently only works for 1D scalar data sets.\n");
        return CpptrajState::ERR;
      }
      DataSet_1D* ds1 = (DataSet_1D*)DS;
      // Output data set
      DataSet* out = 0;
      if (name.empty()) {
        // Modifying this set. Create new temporary set.
        out = State.DSL().Allocate( ds1->Type() );
        if (out == 0) return CpptrajState::ERR;
        *out = *ds1;
        mprintf("\tOverwriting set '%s'\n", ds1->legend());
      } else {
        // Write to new set
        MetaData md = ds1->Meta();
        md.SetName( name );
        out = State.DSL().AddSet(ds1->Type(), md);
        if (out == 0) return CpptrajState::ERR;
        mprintf("\tNew set is '%s'\n", out->Meta().PrintName().c_str());
      }
      out->Allocate(DataSet::SizeArray(1, ds1->Size()));
      if (points.Empty()) {
        // Drop by start/stop/offset. Set defaults if needed
        if (start < 0)  start = 0;
        if (stop < 0)   stop = ds1->Size();
        if (offset < 0) offset = 1;
        mprintf("\t%sping points from %i to %i, step %i\n", mode, start+1, stop, offset);
        for (int idx = start; idx < stop; idx += offset)
          points.AddToRange( idx );
      } // TODO check that range values are valid?
      if (State.Debug() > 0) mprintf("DEBUG: Keeping points:");
      Range::const_iterator pt = points.begin();
      int idx = 0;
      int odx = 0;
      if (drop) {
        // Drop points
        for (; idx < (int)ds1->Size(); idx++) {
          if (pt == points.end()) break;
          if (*pt != idx) {
            if (State.Debug() > 0) mprintf(" %i", idx + 1);
            KeepPoint(ds1, out, idx, odx);
          } else
            ++pt;
        }
        // Keep all remaining points
        for (; idx < (int)ds1->Size(); idx++) {
          if (State.Debug() > 0) mprintf(" %i", idx + 1);
          KeepPoint(ds1, out, idx, odx);
        }
      } else {
        // Keep points
        for (; pt != points.end(); pt++) {
          if (*pt >= (int)ds1->Size()) break;
          if (State.Debug() > 0) mprintf(" %i", *pt + 1);
          KeepPoint(ds1, out, *pt, odx);
        }
      }
      if (State.Debug() > 0) mprintf("\n");
//.........这里部分代码省略.........