Method ReadNodeData

IO/Geometry/vtkAVSucdReader.cxx:793–884

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkAVSucdReader::ReadNodeData(vtkUnstructuredGrid* output, const idMapping& nodeMap)
{
  int i, j, n;
  float* ptr;
  vtkDebugMacro(<< "Begin of ReadNodeData()\n");
  if (this->BinaryFile)
  {
    for (i = 0; i < this->NumberOfNodeComponents; i++)
    {
      if (this->PointDataArraySelection->GetArraySetting(i))
      {
        vtkFloatArray* scalars = vtkFloatArray::New();
        scalars->SetNumberOfComponents(this->NodeDataInfo[i].veclen);
        scalars->SetNumberOfTuples(this->NumberOfNodes);
        scalars->SetName(PointDataArraySelection->GetArrayName(i));
        this->FileStream->seekg(this->NodeDataInfo[i].foffset, ios::beg);
        ptr = scalars->GetPointer(0);
        this->ReadFloatBlock(this->NumberOfNodes * this->NodeDataInfo[i].veclen, ptr);

        output->GetPointData()->AddArray(scalars);
        if (!output->GetPointData()->GetScalars())
        {
          output->GetPointData()->SetScalars(scalars);
        }
        scalars->Delete();
      }
    }
    //
    // Don't know how to use the information below, so skip reading it
    // int *node_active_list = new int[this->NumberOfNodeFields];
    // this->ReadIntArray(node_active_list, this->NumberOfNodeFields);
    // delete [] node_active_list;
    //
  } // end of binary read
  else
  {
    float value;
    char buf1[128], c = '\0', buf2[128];

    *(this->FileStream) >> this->NumberOfNodeComponents;
    this->NodeDataInfo = new DataInfo[this->NumberOfNodeComponents];
    for (i = 0; i < this->NumberOfNodeComponents; i++)
    {
      *(this->FileStream) >> this->NodeDataInfo[i].veclen;
    }
    this->FileStream->get(c); // one more newline to catch

    vtkFloatArray** scalars = new vtkFloatArray*[this->NumberOfNodeComponents];
    for (i = 0; i < this->NumberOfNodeComponents; i++)
    {
      j = 0;
      while (this->FileStream->get(c) && c != ',')
      {
        buf1[j++] = c;
      }
      buf1[j] = '\0';
      // finish here to read the line
      this->FileStream->get(buf2, 128, '\n');