terrain.elevation_hillElevation
What it does
Sets how far up the land hills are allowed to start. Below the line there are no hills at all, above it they fade in gradually and add on top of the plains.
What you seeLower it and rolling hills push right down to the coast, roughening the whole island; raise it and hills retreat to only the highest interior ground.
See it on a real map
Reference seed 12345, size 4500. “Try live” opens the generator with the value applied.
default 0.5
0.05 — hills everywhere plains exist try live →
0.2 — rolling hills near the coast try live →
1.0 — hills only on highest ground try live →