UDF_DIR
Which direction of the reference coordinate system defines the direction of the UDF?
+X — The +X axis defines the direction of the UDF.
-X — The -X axis defines the direction of the UDF.
+Y — The +Y axis defines the direction of the UDF.
-Y — The -Y axis defines the direction of the UDF.
+Z (default) — The +Z axis defines the direction of the UDF.
-Z — The -Z axis defines the direction of the UDF.