Java tutorial
//package com.java2s; import android.graphics.PointF; import android.view.MotionEvent; public class Main { /** * Calculate the mid point of two pointers */ public static void midPoint(PointF point, MotionEvent event) { float x = event.getX(0) + event.getX(1) + event.getX(2); float y = event.getY(0) + event.getY(1) + event.getY(2); point.set(x / 3, y / 3); } }