Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQKms.java @ 398:435058da0eae

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Use a default step width (100m) between two kilometers if no width is given. flys-artifacts/trunk@1828 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 05 May 2011 05:27:41 +0000
parents 5f55047a17e8
children eb22ffe4d74c
rev   line source
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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1 package de.intevation.flys.artifacts.model;
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2
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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3 import java.io.Serializable;
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4
c13ca9d632d6 Introduced GNU Trove to store WQKms values in a more performant data structure.
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5 import gnu.trove.TDoubleArrayList;
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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7
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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8 /**
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9 * This class represents a pool of data triples that consists of 'W', 'Q' and
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10 * 'KM' data.
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11 *
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12 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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13 */
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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14 public class WQKms implements Serializable {
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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16 /** The array that contains the 'W' values.*/
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17 protected TDoubleArrayList w;
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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19 /** The array that contains the 'Q' values.*/
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20 protected TDoubleArrayList q;
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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22 /** The array that contains the 'KMs' values.*/
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23 protected TDoubleArrayList kms;
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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26 public WQKms() {
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27 this.w = new TDoubleArrayList();
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28 this.q = new TDoubleArrayList();
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29 this.kms = new TDoubleArrayList();
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30 }
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31
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32 public WQKms(int capacity) {
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33 this.w = new TDoubleArrayList(capacity);
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34 this.q = new TDoubleArrayList(capacity);
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35 this.kms = new TDoubleArrayList(capacity);
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36 }
5f55047a17e8 Moved expensive allocation of result arrays out of km loop.
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37
361
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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38
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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39 /**
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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40 * Adds a new row to this data pool.
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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41 *
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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42 * @param w a W.
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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43 * @param q a Q.
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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44 * @param kms a Kms.
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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45 */
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46 public void add(double w, double q, double kms) {
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47 this.w.add(w);
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48 this.q.add(q);
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49 this.kms.add(kms);
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50 }
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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51
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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53 /**
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54 * Returns the number of triples stored in this data pool.
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55 *
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56 * @return the number of triples stored in this data pool.
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57 */
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58 public int size() {
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59 return kms.size();
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60 }
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61
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62 /**
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63 * This method returns a triple of W, Q and Kms in a single 3dim array.
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64 *
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65 * @param idx The position of the triple.
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66 * @param dst destination array
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67 *
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68 * @return a triple of [W, Q, Kms] in dst.
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69 */
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70 public double[] get(int idx, double [] dst) {
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71 dst[0] = w .get(idx);
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72 dst[1] = q .get(idx);
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73 dst[2] = kms.get(idx);
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74 return dst;
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75 }
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76
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77
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78 public double getKms(int idx) {
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79 return kms.get(idx);
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80 }
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81 }
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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82 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org