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Ray.py

@@ -1,11 +1,10 @@
+#py -m pip install scipy numpy
+
 from scipy.integrate import solve_ivp
 import math
 import numpy as np
 from scipy.constants import pi
 from scipy.interpolate import interp1d
-from functools import cache
-import copy
-from PIL import Image
 
 
 class Ray():
@@ -98,8 +97,18 @@ class Ray():
         x = self.x
         y = self.y
 
-        n = None
+        fovX = math.radians(self.fovX)
-        m = None
+        fovY = math.radians(self.fovY)
 
-        angle = math.degrees(math.atan2(math.sqrt(n**2 + m**2)))
+        maxX = math.tan(fovX / 2)
+        maxY = math.tan(fovY / 2)
+
+        resX = self.res
+        resY = self.res * (maxY / maxX)
+
+        n = (x / resX) * maxX
+        m = (y / resY) * maxY
+
+        angle = math.degrees(math.atan(math.sqrt(n**2 + m**2)))
+        print(angle)
         return self.interpolation(angle)