Here you can find the source of interpolateAO(float a, float b, float c, float d)
private static float interpolateAO(float a, float b, float c, float d)
//package com.java2s; //License from project: Open Source License public class Main { private static float interpolateAO(float a, float b, float c, float d) { return (a + b + c + d) / 4F; }//from w w w . j a v a2 s .c o m }