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Commit d6b27fb3 authored by usov_i's avatar usov_i
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Code cleanup

parent bae15ee2
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......@@ -23,10 +23,8 @@ requirements:
- scipy
- h5py
- bokeh =2.3
- matplotlib
- numba
- lmfit
- uncertainties
about:
......
import math
import numpy as np
from numba import njit
from scipy.optimize import curve_fit
import pyzebra
try:
from matplotlib import pyplot as plt
except ImportError:
print("matplotlib is not available")
pi_r = 180 / np.pi
......@@ -393,84 +383,3 @@ def gauss(x, *p):
"""
A, mu, sigma = p
return A * np.exp(-((x - mu) ** 2) / (2.0 * sigma ** 2))
def box_int(file, box):
"""Calculates center of the peak in the NB-geometry angles and Intensity of the peak
Args:
file name, box size [x0:xN, y0:yN, fr0:frN]
Returns:
gamma, omPeak, nu polar angles, Int and data for 3 fit plots
"""
dat = pyzebra.read_detector_data(file)
sttC = dat["gamma"][0]
om = dat["omega"]
nuC = dat["nu"][0]
ddist = dat["ddist"]
# defining indices
x0, xN, y0, yN, fr0, frN = box
# omega fit
om = dat["omega"][fr0:frN]
cnts = np.sum(dat["data"][fr0:frN, y0:yN, x0:xN], axis=(1, 2))
p0 = [1.0, 0.0, 1.0]
coeff, var_matrix = curve_fit(gauss, range(len(cnts)), cnts, p0=p0)
frC = fr0 + coeff[1]
omF = dat["omega"][math.floor(frC)]
omC = dat["omega"][math.ceil(frC)]
frStep = frC - math.floor(frC)
omStep = omC - omF
omP = omF + omStep * frStep
Int = coeff[1] * abs(coeff[2] * omStep) * math.sqrt(2) * math.sqrt(np.pi)
# omega plot
x_fit = np.linspace(0, len(cnts), 100)
y_fit = gauss(x_fit, *coeff)
plt.figure()
plt.subplot(131)
plt.plot(range(len(cnts)), cnts)
plt.plot(x_fit, y_fit)
plt.ylabel("Intensity in the box")
plt.xlabel("Frame N of the box")
label = "om"
# gamma fit
sliceXY = dat["data"][fr0:frN, y0:yN, x0:xN]
sliceXZ = np.sum(sliceXY, axis=1)
sliceYZ = np.sum(sliceXY, axis=2)
projX = np.sum(sliceXZ, axis=0)
p0 = [1.0, 0.0, 1.0]
coeff, var_matrix = curve_fit(gauss, range(len(projX)), projX, p0=p0)
x = x0 + coeff[1]
# gamma plot
x_fit = np.linspace(0, len(projX), 100)
y_fit = gauss(x_fit, *coeff)
plt.subplot(132)
plt.plot(range(len(projX)), projX)
plt.plot(x_fit, y_fit)
plt.ylabel("Intensity in the box")
plt.xlabel("X-pixel of the box")
# nu fit
projY = np.sum(sliceYZ, axis=0)
p0 = [1.0, 0.0, 1.0]
coeff, var_matrix = curve_fit(gauss, range(len(projY)), projY, p0=p0)
y = y0 + coeff[1]
# nu plot
x_fit = np.linspace(0, len(projY), 100)
y_fit = gauss(x_fit, *coeff)
plt.subplot(133)
plt.plot(range(len(projY)), projY)
plt.plot(x_fit, y_fit)
plt.ylabel("Intensity in the box")
plt.xlabel("Y-pixel of the box")
ga, nu = pyzebra.det2pol(ddist, sttC, nuC, x, y)
return ga[0], omP, nu[0], Int
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