this.setTrisPerPixel(0.075f);
this.setTrisPerPixel(0.05f);
    public TerrainBlock(String name, int size, float stepScale,            int[] heightMap, Vector3f origin, boolean clod) {        super(name);        this.useClod = clod;        this.size = size;        this.stepScale = stepScale;        setLocalTranslation(origin);        buildVertices(heightMap);        buildTextureCoordinates();        buildNormals();                if(useClod) {            this.create(null);            this.setTrisPerPixel(0.075f);        }    }