# vtk DataFile Version 4.2 vtk output ASCII DATASET UNSTRUCTURED_GRID POINTS 4 double 0 0 0 0 0 -1 0 1 0 1 0 0 METADATA INFORMATION 1 NAME L2_NORM_RANGE LOCATION vtkDataArray DATA 2 0 1 CELLS 1 5 4 0 1 2 3 CELL_TYPES 1 10 CELL_DATA 1 FIELD FieldData 1 FloatValue 1 1 float 0 METADATA INFORMATION 0