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floppyio.cpp
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Rom Walton authored
VBOX: Introduce the notion of Virtualbox COM namespaces. We currently support VirtualBox 4.2 and VirtualBox 4.3.
Rom Walton authoredVBOX: Introduce the notion of Virtualbox COM namespaces. We currently support VirtualBox 4.2 and VirtualBox 4.3.
asc_pd_phase.py NaN GiB
import copy
import sys
import scipy.optimize
from pykat import finesse
def run(tmpkat):
kat = copy.deepcopy(tmpkat)
code_det = """
pd1 PDrefl_q 9M 90 nWFS1
%scale 2 PDrefl_q
"""
kat.parseKatCode(code_det)
kat.noxaxis= True
# function for root finding
def PD_q_test(x):
kat.PDrefl_q.phi[0]=x
out = kat.run(printout=0,printerr=0)
print '\r root finding: function value %g ' % out.y,
sys.stdout.flush()
return out.y
# do root finding
xtol=1e-8
(result, info)=scipy.optimize.bisect(PD_q_test,80.0,100.0, xtol=xtol, maxiter=500, full_output=True)
print ""
if info.converged:
p_phase=result-90.0
q_phase=result
print " Root has been found:"
print " p_phase %8f" % (p_phase)
print " q_phase %8f" % (q_phase)
print " (%d iterations, %g tolerance)" % (info.iterations, xtol)
return (p_phase, q_phase)
else:
raise Exception("Root has not been found")