Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFilterFacet.java @ 5867:59ff03ff48f1
River artifacts: Renamed FLYSArtifact(Collection) to D4EArtifact(Collection).
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Sun, 28 Apr 2013 15:23:01 +0200 |
parents | 9a6741ccf6d4 |
children | af13ceeba52a |
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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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9 package org.dive4elements.river.artifacts.model; |
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10 |
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11 import org.dive4elements.artifactdatabase.state.Facet; |
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12 |
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13 import org.dive4elements.artifacts.Artifact; |
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14 import org.dive4elements.artifacts.CallContext; |
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15 |
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16 import org.dive4elements.river.artifacts.D4EArtifact; |
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17 |
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18 import org.dive4elements.river.artifacts.access.RiverAccess; |
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19 import org.dive4elements.river.artifacts.context.RiverContext; |
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20 |
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21 import org.dive4elements.river.artifacts.math.MovingAverage; |
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22 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType; |
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23 |
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24 import org.apache.log4j.Logger; |
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25 |
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26 /** |
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27 * Facet of a FlowVelocity curve. |
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28 */ |
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29 public class FlowVelocityFilterFacet extends DataFacet { |
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30 |
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31 private static Logger logger = Logger.getLogger(FlowVelocityFilterFacet.class); |
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32 |
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33 public FlowVelocityFilterFacet() { |
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34 // required for clone operation deepCopy() |
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35 } |
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36 |
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37 |
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38 public FlowVelocityFilterFacet( |
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39 int idx, |
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40 String name, |
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41 String description, |
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42 ComputeType type, |
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43 String stateId, |
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44 String hash |
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45 ) { |
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46 super(idx, name, description, type, hash, stateId); |
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47 } |
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48 |
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49 |
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50 public Object getData(Artifact artifact, CallContext context) { |
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51 logger.debug("Get data for flow velocity at index: " + index); |
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52 |
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53 Double start = (Double)context.getContextValue("startkm"); |
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54 Double end = (Double)context.getContextValue("endkm"); |
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55 D4EArtifact flys = (D4EArtifact) artifact; |
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56 |
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57 CalculationResult res = (CalculationResult) |
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58 flys.compute(context, hash, stateId, type, false); |
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59 |
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60 FlowVelocityData[] data = (FlowVelocityData[]) res.getData(); |
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61 if(start != null && end != null) { |
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62 RiverContext fc = (RiverContext)context.globalContext(); |
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63 ZoomScale scales = (ZoomScale)fc.get("zoomscale"); |
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64 RiverAccess access = new RiverAccess((D4EArtifact)artifact); |
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65 String river = access.getRiver(); |
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66 |
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67 double radius = scales.getRadius(river, start, end); |
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68 FlowVelocityData oldData = data[index]; |
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69 FlowVelocityData newData = new FlowVelocityData(); |
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70 double[][] q = oldData.getQPoints(); |
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71 double[][] totalV = MovingAverage.weighted(oldData.getTotalChannelPoints(), radius); |
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72 double[][] mainV = MovingAverage.weighted(oldData.getMainChannelPoints(), radius); |
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73 double[][] tau = MovingAverage.weighted(oldData.getTauPoints(), radius); |
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74 for(int j = 0; j < q[0].length; j++) { |
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75 newData.addKM(q[0][j]); |
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76 newData.addQ(q[1][j]); |
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77 newData.addTauMain(tau[1][j]); |
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78 newData.addVMain(mainV[1][j]); |
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79 newData.addVTotal(totalV[1][j]); |
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80 } |
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81 return newData; |
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82 } |
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83 return data[index]; |
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84 } |
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85 |
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86 |
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87 /** Copy deeply. */ |
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88 @Override |
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89 public Facet deepCopy() { |
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90 FlowVelocityFilterFacet copy = new FlowVelocityFilterFacet(); |
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91 copy.set(this); |
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92 copy.type = type; |
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93 copy.hash = hash; |
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94 copy.stateId = stateId; |
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95 return copy; |
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96 } |
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97 } |
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98 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |