https://player.vimeo.com/video/655318268?h=4ae449f313&badge=0&autopause=0&player_id=0&app_id=58479
The terrain on the right has tfClamp enabled, scaling the terrain between the Min and Max settings.
Sets the minimum altitude of the terrain.
Sets the maximum altitude of the terrain.
Any deformation in the terrain will be scaled within the limits of the Min and Max altitude settings.
If this is enabled, the terrain will be clipped to the defined range and any part of the scene that is outside of the Min and Max settings will be clipped, as seen in the image below.