Mercurial > dive4elements > river
diff flys-artifacts/ChangeLog @ 2198:672a41efe222
"Bezugslinienverfahren": Replaced normalized curve generation with a better and needed solution.
flys-artifacts/trunk@3814 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Sat, 28 Jan 2012 12:50:03 +0000 |
| parents | 5781847433d8 |
| children | 7bac5afb9892 |
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--- a/flys-artifacts/ChangeLog Fri Jan 27 17:59:24 2012 +0000 +++ b/flys-artifacts/ChangeLog Sat Jan 28 12:50:03 2012 +0000 @@ -1,3 +1,29 @@ +2012-01-28 Sascha L. Teichmann <sascha.teichmann@intevation.de> + + * src/main/java/de/intevation/flys/artifacts/model/WW.java: + Removed the createNormalized() method because it did not + solve all problems with the transformation of the W~W data we have. + + - We need to shift the values to be based in (0, 0). + - We need to linear transform the values if they are at gauges. + - Copying the data is memory expensive. + + Therefore there is now a new inner class ApplyFunctionIterator + that is able to transform the values in an iterator like manner. + The transform functions default to the identity. + + * src/main/java/de/intevation/flys/artifacts/math/Sub.java: New. + Simple function that subtract a scalar from the parameter. + + * src/main/java/de/intevation/flys/artifacts/model/W.java: Added + method minWs() to calulate the minimal W of the data. + + * src/main/java/de/intevation/flys/artifacts/model/NormalizedReferenceCurveFacet.java: + getData() returns a WW.ApplyFunctionIterator with identity transform. + + * src/main/java/de/intevation/flys/artifacts/model/ReferenceCurveFacet.java: + getData() returns a WW.ApplyFunctionIterator with a base shift to (0, 0). + 2012-01-27 Sascha L. Teichmann <sascha.teichmann@intevation.de> * src/main/java/de/intevation/flys/artifacts/model/WW.java: