view flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/Distance.java @ 4157:44d27b8bb0bc

Store a StaticState class in staticstate member variable To be able to access StaticState methods we need a StaticState calls instead of a State here.
author Björn Ricks <bjoern.ricks@intevation.de>
date Tue, 16 Oct 2012 15:47:36 +0200
parents 229e9b27ce15
children
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package de.intevation.flys.artifacts.math;

/** Helper to calculate distance(s). */
public final class Distance {
    /** Return distance between two values. */
    public static double distance(double a, double b) {
        return Math.abs(a - b);
    }

    /** Return whether a and be are within a certain distance. */
    public static boolean within(double a, double b, double threshold) {
        return distance(a, b) <= threshold;
    }
}
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