Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/LinearFilterFunction.java @ 2256:dd93a8e1377a
First steps to serve the data in cm if we are are gauges only.
flys-artifacts/trunk@3910 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Fri, 03 Feb 2012 18:03:26 +0000 |
| parents | |
| children | 5642a83420f2 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/LinearFilterFunction.java Fri Feb 03 18:03:26 2012 +0000 @@ -0,0 +1,24 @@ +package de.intevation.flys.artifacts.math; + +public class LinearFilterFunction +extends FilterFunction +{ + protected double m; + protected double b; + + public LinearFilterFunction(double m, double b) { + this(Identity.IDENTITY, m, b); + } + + public LinearFilterFunction(Function parent, double m, double b) { + super(parent); + this.m = m; + this.b = b; + } + + @Override + public double value(double x) { + return super.value(x)*m + b; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :