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58 lines
No EOL
1.7 KiB
Python
58 lines
No EOL
1.7 KiB
Python
##
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# This software was developed and / or modified by Raytheon Company,
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# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
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#
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# U.S. EXPORT CONTROLLED TECHNICAL DATA
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# This software product contains export-restricted data whose
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# export/transfer/disclosure is restricted by U.S. law. Dissemination
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# to non-U.S. persons whether in the United States or abroad requires
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# an export license or other authorization.
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#
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# Contractor Name: Raytheon Company
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# Contractor Address: 6825 Pine Street, Suite 340
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# Mail Stop B8
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# Omaha, NE 68106
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# 402.291.0100
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#
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# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
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# further licensing information.
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##
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from numpy import multiply
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from Vector import execute as Vector
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def execute(*args):
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""" Perform multiplication of any number of scalars or of a vector and a scalar.
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"""
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if type(args[0]) == tuple:
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return vectorMultiply(args)
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else:
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return scalarMultiply(args)
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def scalarMultiply(args):
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return reduce(multiply, args)
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def vectorMultiply(args):
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vector = args[0]
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scalar = args[1]
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return Vector(scalarMultiply((vector[2], scalar)), scalarMultiply((vector[3], scalar)))
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def test():
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from numpy import array
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if not(all(execute(array([2., 4.]), 2.) == array([4., 8.]))):
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raise Exception
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vector = Vector(array([2., 4.]), array([0., 270.]), True)
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(mag, dir, u, v) = execute(vector, 2.)
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if not(all(mag == array([4., 8.])) and all(dir == array([0., 270.]))):
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raise Exception
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print "Multiply Test Complete"
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