# 7.6.8.6.10. Spatial_User_Function

Syntax

  Hydraulic Diameter [{of} SpeciesName] = Spatial_User_Function ([Threshold = threshold] | [Multiplier = multiplier] | Name = name | Bar = bar | X = x)

Scope

  Aria Material

Summary

  Spatially varying hydraulic diameter based on a coordinate dependent user function

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
threshold | real | -1.798e+308
multiplier | real | 1
name | “string” | –
bar | “string” | –
x | “string” | –