awips2/cave/com.raytheon.uf.viz.derivparam.python/localization/derivedParameters/functions/wvPeriod.py

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##
# This software was developed and / or modified by Raytheon Company,
# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
#
# U.S. EXPORT CONTROLLED TECHNICAL DATA
# This software product contains export-restricted data whose
# export/transfer/disclosure is restricted by U.S. law. Dissemination
# to non-U.S. persons whether in the United States or abroad requires
# an export license or other authorization.
#
# Contractor Name: Raytheon Company
# Contractor Address: 6825 Pine Street, Suite 340
# Mail Stop B8
# Omaha, NE 68106
# 402.291.0100
#
# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
# further licensing information.
##
# ----------------------------------------------------------------
# Returns wavePeriod if it exists, otherwise return windWavePeriod
#
# ----------------------------------------------------------------
import numpy
from numpy import concatenate
from numpy import isnan
# select wavePeriod if it exists, otherwise return windWavePeriod
def combineHeights(wavePeriod, windWavePeriod):
return numpy.where(isnan(wavePeriod), windWavePeriod, wavePeriod)
##
# Returns wavePeriod if it exists, otherwise return windWavePeriod
#
# @param wavePeriod : waveHeight
# @param windWavePeriod : windWaveHeight
# @return:
# @rtype:
#
def execute1(wavePeriod,windWavePeriod):
return combineHeights(wavePeriod,windWavePeriod)