Contour
Removes polygons from the geometry and creates lines along them. The fields can be either noise or spherical fields, etc.
Settings
Menu: Meshes or Curves – output geometry or curves
Factor – fields for creating curves such as noise, linear field, etc.
Threshold – Because noise or any field contains a value from 0 to 1, the threshold removes less than or equal to the value.
Resampling – curve resampling
Cycle – sets the curves to cycle
Delete by length – curve length Removing curves by their length
Threshold – curve length