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from vdt_ctypes import *
import numpy as np
import timeit
print vdt_arch()
print vdt_sin([1,2,3,4])
print vdt_sinf([1,2,3,4])
print vdt_atan2([1,2,-3,-4],[1,-2,3,-4])
print vdt_sincosf([1,2,3,4])
print vdt_expf([1,2,3,4])
xx = np.linspace(-np.pi, np.pi, 2001)
xf = np.linspace(-np.pi, np.pi, 2001)
x = np.linspace(-np.pi, np.pi, 2001)
def nsc() :
global xx
s = np.sin(xx)
c = np.cos(xx)
return (s,c)
def nscf() :
global xf
s = np.sin(xf)
c = np.cos(xf)
return (s,c)
def vsc() :
global x
return vdt_sincos(x)
def vscf() :
global x
return vdt_sincosf(x)
def nex() :
global xx
return np.exp(xx)
def nexf() :
global xf
return np.sin(xf)
def vex() :
global x
return vdt_exp(x)
def vexf() :
global x
return vdt_expf(x)
(fscf, ftype) = VDTFunMap['vdt_sincosf']
(fexf, ftype) = VDTFunMap['vdt_expf']
requires = ['CONTIGUOUS', 'ALIGNED']
x = numpy.asanyarray(x)
x = numpy.require(x, ftype, requires)
vo1 = numpy.empty_like(x)
vo2 = numpy.empty_like(x)
xf = numpy.asanyarray(xf)
xf = numpy.require(xf, ftype, requires)
def vscff() :
global x
global fscf
global vo1
global vo2
fscf(x,vo1,vo2,x.size)
def vexff() :
global x
global fscf
global vo1
fexf(x,vo1,x.size)
print "timing exp"
print(timeit.timeit("nex()", setup="from __main__ import nex",number=100000))
print(timeit.timeit("nexf()", setup="from __main__ import nexf",number=100000))
print(timeit.timeit("vex()", setup="from __main__ import vex",number=100000))
print(timeit.timeit("vexf()", setup="from __main__ import vexf",number=100000))
print(timeit.timeit("vexff()", setup="from __main__ import vexff",number=100000))
print "timing sincos"
print(timeit.timeit("nsc()", setup="from __main__ import nsc",number=100000))
print(timeit.timeit("nscf()", setup="from __main__ import nscf",number=100000))
print(timeit.timeit("vsc()", setup="from __main__ import vsc",number=100000))
print(timeit.timeit("vscf()", setup="from __main__ import vscf",number=100000))
print(timeit.timeit("vscff()", setup="from __main__ import vscff",number=100000))
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