[PATCH 1 of 3] Doc

[Wald Commits]

# HG changeset patch
# User Felix Wolfsteller <felix.wolfsteller at intevation.de>
# Date 1375162557 -7200
# Node ID 0f0f09badd29b4881f040945b3fc6ec80aa4d131
# Parent  ffc9cb39cea7aa32b16470daab7eb101b5d0acc2
Doc.

diff -r ffc9cb39cea7 -r 0f0f09badd29 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstValueTable.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstValueTable.java	Tue Jul 30 16:09:40 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstValueTable.java	Tue Jul 30 07:35:57 2013 +0200
@@ -850,6 +850,12 @@
             q, referenceKm, kms, ws, qs, 0, kms.length, errors);
     }
 
+    /**
+     * Interpolate Q at given positions.
+     * @param kms positions for which to calculate qs and ws
+     * @param ws [out] calculated ws for kms
+     * @param qs [out] looked up qs for kms.
+     */
     public QPosition interpolate(
         double      q,
         double      referenceKm,