Merge "Issue #1459 fix interp function when data is shared amongst multiple parameters." into development

Former-commit-id: d9650b113c [formerly d9650b113c [formerly 217b8d82c7b558a8c78126c3ba37f915a8c9e693]]
Former-commit-id: 4c5a92876f
Former-commit-id: 64f6a70c37

cave/com.raytheon.uf.viz.derivparam.python/localization/derivedParameters/functions/Interp.py

@@ -18,7 +18,7 @@
 # further licensing information.
 ##
 from scipy.interpolate import Rbf
-from numpy import zeros, float32, NaN, isnan
+from numpy import zeros, float32, NaN, isnan, array
 
 ##
 # Designed to replace interp_up and interp_down in design files for point data
@@ -31,6 +31,9 @@ def execute(paramArray, vertArray, numLevels, vertPoints, maxGap=None):
         if type(verts) == float32:
             verts = [verts]
         params = paramArray[i]
+        # clone verts and params before modifying
+        verts = array(verts)
+        params = array(params)
         gi = 0
         for ci in range(len(verts)):
             if isnan(verts[ci]) or isnan(params[ci]):