Terrain.heightmapPixelError
var heightmapPixelError: float;
float heightmapPixelError;
heightmapPixelError as float
Description

An approximation of how many pixels the terrain will pop in the worst case when switching lod.

A higher value reduces the number of polygons drawn.
	function Start () {
		Terrain.activeTerrain.heightmapPixelError = 10;
	}
using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Start() {
        Terrain.activeTerrain.heightmapPixelError = 10;
    }
}
import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Start() as void:
		Terrain.activeTerrain.heightmapPixelError = 10