Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/math/Distance.java @ 5863:4897a58c8746

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River artifacts: Added new copyright headers.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 14:40:59 +0200
parents 5aa05a7a34b7
children af13ceeba52a
rev   line source
5863
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
diff changeset
1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
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2 * Software engineering by Intevation GmbH
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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3 *
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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4 * This file is Free Software under the GNU AGPL (>=v3)
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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6 * documentation coming with Dive4Elements River for details.
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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7 */
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Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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8
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bd047b71ab37 Repaired internal references
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3246
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9 package org.dive4elements.river.artifacts.math;
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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10
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11 /** Helper to calculate distance(s). */
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12 public final class Distance {
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13 /** Return distance between two values. */
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14 public static double distance(double a, double b) {
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15 return Math.abs(a - b);
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16 }
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17
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18 /** Return whether a and be are within a certain distance. */
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19 public static boolean within(double a, double b, double threshold) {
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20 return distance(a, b) <= threshold;
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21 }
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22 }
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23 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org