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#!/usr/bin/env python3
"""
Dump formfactor for different q scans
"""
import math
import bornagain as ba
eps = 0.005
if __name__ == '__main__':
width = 1.
height = 1.
length = 100.0
particle = ba.FormFactorCosineRippleBox(length, width, height)
# particle = ba.FormFactorSawtoothRippleBox(length, width, height, 0.)
print("# " + particle.shapeName() + " form factor, for different q scans")
print("# q vs |F(q)| for q in direction 010")
t = 0.2
while t < 200:
q = ba.C3(0, t, 0)
print(t, " ", abs(particle.formfactor_at_bottom(q)))
t *= 1+eps
print()
print("# q vs |F(q)| for q in direction 0001")
t = 0.2
while t < 200:
q = ba.C3(0, 0, t)
print(t, " ", abs(particle.formfactor_at_bottom(q)))
t *= 1+eps
print()
print("# q vs |F(q)| for q in direction 011")
t = 0.2
s2 = math.sqrt(2)
while t < 200:
q = ba.C3(0, t/s2, t/s2)
print(t, " ", abs(particle.formfactor_at_bottom(q)))
t *= 1+eps
print()
print("# q vs |F(q)| for |q|=50, q on cercle in 100 plane")
ampl = 50
t = 0
while t < 2*math.pi:
q = ba.C3(0, ampl*math.cos(t), ampl*math.sin(t))
print(t, " ", abs(particle.formfactor_at_bottom(q)))
t += eps
print()
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