Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/FixingsColumn.java @ 8098:09725b65955a
Add new and simplyfied SedimentLoadFacet
The SedimentLoadFacet is intended to work with the Measurement stations.
It uses the same mechanismn to access the Mesurement station values
as the calculation does.
SedimentLoadLS values need a different facet that will come soon.
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Fri, 15 Aug 2014 18:27:19 +0200 |
parents | af13ceeba52a |
children |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.artifacts.model; import org.dive4elements.river.artifacts.math.Linear; import java.util.Arrays; import java.io.Serializable; public class FixingsColumn implements Serializable { protected double [] kms; protected double [] ws; protected QRangeTree qs; public FixingsColumn() { } public FixingsColumn( double [] kms, double [] ws, QRangeTree qs ) { this.kms = kms; this.ws = ws; this.qs = qs; } public boolean getW(double km, double [] w) { return getW(km, w, 0); } public boolean getW(double km, double [] w, int index) { if (kms.length == 0 || km < kms[0] || km > kms[kms.length-1]) { w[index] = Double.NaN; return true; } int idx = Arrays.binarySearch(kms, km); if (idx >= 0) { w[index] = ws[idx]; return true; } idx = -idx - 1; w[index] = Linear.linear(km, kms[idx-1], kms[idx], ws[idx-1], ws[idx]); return false; } public double getQ(double km) { return qs.findQ(km); } public QRangeTree getQRanges() { return qs; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :