Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/FixingsColumn.java @ 4655:cd44d28d0fbc
Move the access to artifact data to the Access object
Use BedHeightAccess class to receive the data from the artifact. This abstracts
the data access from the actual artifact.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Tue, 11 Dec 2012 09:44:04 +0100 |
parents | fe987587ebc9 |
children |
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package de.intevation.flys.artifacts.model; import de.intevation.flys.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 :