Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixDerivateFacet.java @ 4357:11cf29eb002c
FacetTypes: New type: exreme_wq_curve_base (for the Stuetz-Q-Poits).
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 02 Nov 2012 11:58:11 +0100 |
parents | e3c7a3228bc2 |
children | 26774405c884 |
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package de.intevation.flys.artifacts.model.fixings; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.access.FixAnalysisAccess; import de.intevation.flys.artifacts.math.fitting.Function; import de.intevation.flys.artifacts.math.fitting.FunctionFactory; import de.intevation.flys.artifacts.model.CalculationResult; import de.intevation.flys.artifacts.model.DataFacet; import de.intevation.flys.artifacts.model.FacetTypes; import de.intevation.flys.artifacts.model.Parameters; import de.intevation.flys.artifacts.states.DefaultState.ComputeType; import org.apache.log4j.Logger; /** * Facet to show the W|Q values. * * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class FixDerivateFacet extends DataFacet implements FacetTypes { /** House logger. */ private static Logger logger = Logger.getLogger(FixDerivateFacet.class); /** Trivial Constructor. */ public FixDerivateFacet() { } /** * @param name */ public FixDerivateFacet(String name, String description) { super(0, name, description, ComputeType.ADVANCE, null, null); } public FixDerivateFacet(int index, String name, String description) { super(index, name, description, ComputeType.ADVANCE, null, null); } /** * Returns the data this facet requires. * * @param artifact the owner artifact. * @param context the CallContext (ignored). * * @return the data. */ @Override public Object getData(Artifact artifact, CallContext context) { logger.debug("FixDerivateFacet.getData"); if (!(artifact instanceof FLYSArtifact)) { logger.debug("Not an instance of FixationArtifact."); return null; } FLYSArtifact flys = (FLYSArtifact)artifact; FixAnalysisAccess access = new FixAnalysisAccess(flys); CalculationResult res = (CalculationResult) flys.compute(context, ComputeType.ADVANCE, false); FixAnalysisResult result = (FixAnalysisResult) res.getData(); double currentKm = ((Double)context.getContextValue("currentKm")).doubleValue(); String function = access.getFunction(); Function ff = FunctionFactory.getInstance().getFunction(function); Function.Derivative fd = ff.getDerivative(); Parameters params = result.getParameters(); double maxQ = FixFacetUtils.getMaxQ(params, currentKm); String[] paramNames = ff.getParameterNames(); double[] coeffs = params.interpolate("km", currentKm, paramNames); if (coeffs == null) { logger.warn("getData: coeffs == null"); return null; } de.intevation.flys.artifacts.math.Function mf = fd.instantiate(coeffs); FixFunction fix = new FixFunction( "", fd.getDescription(), mf, maxQ); return fix; } /** * Create a deep copy of this Facet. * @return a deep copy. */ @Override public FixDerivateFacet deepCopy() { FixDerivateFacet copy = new FixDerivateFacet(); copy.set(this); return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :