Q3D-Calibration/qdx/calibration.py

161 lines
4.9 KiB
Python

import os
import csv
import numpy as np
from tqdm import tqdm
from matplotlib import pyplot as plt
from .Bind import Bind
from .utils import readBlockData, get_hist
class Calibration(object):
"""Calibrate the detector according to the calibration data
Parameters
----------
bias_b : float
bias $b = b_1 + b_2$
delta_e : float
delta energy between two beams
n : int, optional
number of blocks, default 6
m : int, optional
number of binds, default 8
"""
def __init__(self, bias_b, delta_e, n=6, m=8):
self.bias = bias_b
self.delta_e = delta_e
self.n = n
self.m = m
self.binds = [[Bind(i, j) for j in range(m)] for i in range(n)]
def __call__(self, file1, file2):
"""Calibration
Parameters
----------
file1/2 : str
data file path of energy 1/2
"""
# Read Data
file_list = csv.reader(open(file1, "r"))
pbar = tqdm(desc="Read Data E1", total=len(open(file1, "r").readlines()))
for row in file_list:
pn = int(row[1])
ldata, rdata = readBlockData(row[0], pn, self.m)
for i in range(self.m):
bind = self.binds[pn][i]
bind.add_data(0, ldata[i], rdata[i], float(row[2]))
pbar.update(1)
pbar.close()
file_list = csv.reader(open(file2, "r"))
pbar = tqdm(desc="Read Data E1", total=len(open(file2, "r").readlines()))
for row in file_list:
pn = int(row[1])
ldata, rdata = readBlockData(row[0], pn, self.m)
for i in range(self.m):
bind = self.binds[pn][i]
bind.add_data(1, ldata[i], rdata[i], float(row[2]))
pbar.update(1)
pbar.close()
# Data preprocessing
pbar = tqdm(desc="Bind Process", total=self.n * self.m)
for i in range(self.n):
for j in range(self.m):
bind: Bind = self.binds[i][j]
bind.slash()
bind.get_line()
bind.get_kb(self.bias, self.delta_e)
pbar.update(1)
pbar.close()
# Fit
pbar = tqdm(desc="Bind Fit", total=self.n * self.m)
for i in range(self.n):
for j in range(self.m):
bind: Bind = self.binds[i][j]
bind.get_peak_center()
bind.fit_px()
pbar.update(1)
pbar.close()
def draw_fit(self, path):
"""Draw fit result
Parameters
----------
path : str
save folder, there must be `Fit-line`, `GMM`, and `PEAK` 3 subfolders.
"""
for i in range(self.n):
for j in range(self.m):
bind: Bind = self.binds[i][j]
bind.draw_fit_line(os.path.join(path, "FIT-LINE", bind.name + ".png"))
bind.draw_cluster(os.path.join(path, "GMM", bind.name + ".png"))
bind.draw_peak(os.path.join(path, "PEAK", bind.name + ".png"))
def draw_check(self, path="Check.png"):
"""Draw check figure
Parameters
----------
path : str, optional
save path
"""
pbar = tqdm(desc="Draw Figure Check", total=self.n * self.m)
fig = plt.figure(figsize=(24, 15), dpi=200)
ax1 = fig.add_subplot(2, 1, 1)
ax2 = fig.add_subplot(2, 1, 2)
peaks = np.array([])
for i in range(self.n):
for j in range(self.m):
bind = self.binds[i][j]
peaks = np.hstack((np.unique(bind.px[0]), peaks))
eng = bind.predict_energy(bind.x[0], bind.y[0])
pX = bind.predict_px(bind.x[0], bind.y[0])
count, center = get_hist(pX, delta=0.5)
ax1.scatter(pX, eng, s=0.1, color="k")
ax2.scatter(center, count + 3000 * (7 - j), s=0.5, color="k")
pbar.update(1)
peaks = np.unique(peaks)
for x in peaks:
ax2.vlines(x, 0, 3000 * self.m, color="gray", linestyles="dashed")
for j in range(self.m):
ax2.hlines(
2500 * j,
(np.min(peaks) // 50) * 50,
(np.min(peaks) // 50 + 1) * 50,
color="r",
linestyles="dashdot",
)
fig.savefig(path, facecolor="w", transparent=False)
plt.close()
pbar.close()
def save(self, path="coef.csv"):
"""Save coefficient to file
Parameters
----------
path : str, optional
save path
"""
f = open(path, "w")
for i in range(self.n):
for j in range(self.m):
bind = self.binds[i][j]
f.writelines(
"{:d},{:d},{:.9f},{:.9f},{:.9f},{:.9f},{:.9f}\n".format(
i, j, bind.k1, bind.k2, bind.b, bind.L, bind.C
)
)