beta is forced to 90 degrees

[dead53216]

The red dot is the coordinate position
parameter

import json
import math
from moildev import Moildev


parameter_path = 'wxsj_7730_1.json'
moildev = Moildev(parameter_path)
with open(parameter_path, "r") as f:
    parameter_json = json.load(f)

point = [1005, 947]
center = parameter_json["iCx"], parameter_json["iCy"]

alpha, beta = moildev.get_alpha_beta(*point, 1)
alpha, beta = round(alpha, 1), round(beta, 1)
print('point: ', point)
print('error beta: ', beta)
dx = abs(center[0] - point[0])
dy = abs(center[1] - point[1])
theta_line = math.degrees(math.atan2(dy, dx))
correct_beta = round(-90 + theta_line, 1)
print('correct beta: ', correct_beta)

output

point:  [1005, 947]
error beta:  90
correct beta:  -78.0

The red dot is the coordinate position
parameter

import json
import math
from moildev import Moildev


parameter_path = 'wxsj_7730_1.json'
moildev = Moildev(parameter_path)
with open(parameter_path, "r") as f:
    parameter_json = json.load(f)

point = [1005, 1229]
center = parameter_json["iCx"], parameter_json["iCy"]

alpha, beta = moildev.get_alpha_beta(*point, 1)
alpha, beta = round(alpha, 1), round(beta, 1)
print('point: ', point)
print('error beta: ', beta)
dx = abs(center[0] - point[0])
dy = abs(center[1] - point[1])
theta_line = math.degrees(math.atan2(dy, dx))
correct_beta = round(270 - abs(theta_line), 1)
print('correct beta: ', correct_beta)

output

point:  [1005, 1229]
error beta:  90
correct beta:  230.5

The red dot is the coordinate position
parameter

import json
import math
from moildev import Moildev


parameter_path = 'wxsj_7730_1.json'
moildev = Moildev(parameter_path)
with open(parameter_path, "r") as f:
    parameter_json = json.load(f)

point = [1005, 1007]
center = parameter_json["iCx"], parameter_json["iCy"]

alpha, beta = moildev.get_alpha_beta(*point, 1)
alpha, beta = round(alpha, 1), round(beta, 1)
print('point: ', point)
print('error beta: ', beta)
dx = abs(center[0] - point[0])
dy = abs(center[1] - point[1])
theta_line = math.degrees(math.atan2(dy, dx))
correct_beta = round(270 - abs(theta_line), 1)
print('correct beta: ', correct_beta)

output

point:  [1005, 1007]
error beta:  90
correct beta:  269.6

The red dot is the coordinate position
parameter

import json
import math
from moildev import Moildev


parameter_path = 'wxsj_7730_3.json'
moildev = Moildev(parameter_path)
with open(parameter_path, "r") as f:
    parameter_json = json.load(f)

point = [947, 1119]
center = parameter_json["iCx"], parameter_json["iCy"]

alpha, beta = moildev.get_alpha_beta(*point, 1)
alpha, beta = round(alpha, 1), round(beta, 1)
print('point: ', point)
print('error beta: ', beta)
dx = abs(center[0] - point[0])
dy = abs(center[1] - point[1])
theta_line = math.degrees(math.atan2(dy, dx))
correct_beta = round(270 - abs(theta_line), 1)
print('correct beta: ', correct_beta)

output

point:  [947, 1119]
error beta:  90
correct beta:  236.4

[dead53216]

get_alpha_beta:
if coordinateX == self.__icy:
    angle = 0
else:
    angle = (math.atan2(delta_y, delta_x) * 180) / math.pi

Here is the problem