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Distance.java
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Distance.java
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package com.jwetherell.algorithms.mathematics;
public class Distance {
private Distance() { }
/*
* Chess distance
*/
public static final long chebyshevDistance(long[] point1, long[] point2) {
long x1 = point1[0];
long y1 = point1[1];
long x2 = point2[0];
long y2 = point2[1];
return Math.max(Math.abs(x1 - x2), Math.abs(y1 - y2));
}
public static final double squaredDistance(double x1, double y1, double x2, double y2) {
double x = x1 - x2;
double y = y1 - y2;
double sqr = (x * x) + (y * y);
return sqr;
}
public static final double euclideanDistance(double x1, double y1, double x2, double y2) {
double x = Math.pow((x1 - x2), 2);
double y = Math.pow((y1 - y2), 2);
double sqrt = Math.sqrt(x + y);
return sqrt;
}
}