This diagram shows the structure of a UserDefinedData_t node and its
children.
At the top is the UserDefinedData_t node.
Below UserDefinedData_t are the following nodes.
- DataArray_t (data values)
- DataClass_t (data class)
- Descriptor_t (text)
- DimensionalUnits_t (units)
- FamilyName_t (family name)
- GridLocation_t (grid location)
- Ordinal_t (ordinal number)
- IndexArray_t (PointList)
- IndexRange_t (PointRange)
- UserDefinedData_t