Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/parsers/tim/Coordinate.java @ 5844:4dd33b86dc61

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Added header to river backend.
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 26 Apr 2013 08:25:41 +0200
parents 5aa05a7a34b7
children 4c3ccf2b0304
rev   line source
5844
4dd33b86dc61 Added header to river backend.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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18619c1e7c2a Repaired internal references.
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9 package org.dive4elements.river.importer.parsers.tim;
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10
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11 /** X,Y,Z- triple. */
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12 public class Coordinate
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13 {
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14 public double x;
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15 public double y;
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16 public double z;
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17
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18 public Coordinate() {
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19 }
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21 public Coordinate(Coordinate c) {
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22 this(c.x, c.y, c.z);
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23 }
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24
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25 public Coordinate(double x, double y) {
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26 this(x, y, 0d);
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27 }
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29 public Coordinate(double x, double y, double z) {
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30 this.x = x;
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31 this.y = y;
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32 this.z = z;
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33 }
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34
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35 public double getX() {
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36 return this.x;
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37 }
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38
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39 public double getY() {
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40 return this.y;
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41 }
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99f9e371371b Move distance calculation to Coordinate class. Use inheritance instead of composition in Anchor class. Made Anchor class static. Use epsilon equal comparision when checking for same station: Boy, do you ever learn that sharp equal comparison of doubles is not a clever idea!?
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42
99f9e371371b Move distance calculation to Coordinate class. Use inheritance instead of composition in Anchor class. Made Anchor class static. Use epsilon equal comparision when checking for same station: Boy, do you ever learn that sharp equal comparison of doubles is not a clever idea!?
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43 public final double distanceSqr(double ox, double oy) {
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44 double dx = x - ox;
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45 double dy = y - oy;
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46 return dx*dx + dy*dy;
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47 }
99f9e371371b Move distance calculation to Coordinate class. Use inheritance instead of composition in Anchor class. Made Anchor class static. Use epsilon equal comparision when checking for same station: Boy, do you ever learn that sharp equal comparison of doubles is not a clever idea!?
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48
99f9e371371b Move distance calculation to Coordinate class. Use inheritance instead of composition in Anchor class. Made Anchor class static. Use epsilon equal comparision when checking for same station: Boy, do you ever learn that sharp equal comparison of doubles is not a clever idea!?
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49 public final double distance(double xo, double yo) {
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50 return Math.sqrt(distanceSqr(xo, yo));
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51 }
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52 }
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53 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org