Flattens a circular area to a height (e.g. a town square or a building pad).
Centre on the base surface, [x, y, z] (planets) or [x, 0, z] (flat worlds).
Blend distance outside radius, metres.
radius
Target height, metres; null keeps the natural height at the centre.
null
Fully flat inside this radius, metres.
Modifier type.
Flattens a circular area to a height (e.g. a town square or a building pad).