Terrain.heightmapPixelError

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 ExampleClass : MonoBehaviour {
    void Start() {
        Terrain.activeTerrain.heightmapPixelError = 10;
    }
}