Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/Distance.java @ 4796:729a5edb0313
Added intersectsQRange to QRangeTree to check if a given Q range intersects the Qs of the tree. Useful for 'Umhuellende'. TODO make check depend on km range.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Sat, 12 Jan 2013 11:30:46 +0100 |
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; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :