Here you can find the source of dist(final double x0, final double y0, final double x1, final double y1)
public static double dist(final double x0, final double y0, final double x1, final double y1)
//package com.java2s; /*/*from w w w .j a v a 2s . c om*/ * Copyright 2016 Red Hat, Inc. and/or its affiliates. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { /** * Returns the distance between two points in a dual axis cartesian graph. */ public static double dist(final double x0, final double y0, final double x1, final double y1) { final double dx = Math.abs(x1 - x0); final double dy = Math.abs(y1 - y0); return (Math.sqrt((dx * dx) + (dy * dy))); } }