def _not_sequence_modeling(ray: Ray, surfaces: List[Surface]):
min_p = 100000000000000
# index of nearest surface and intersection point
index = -1
for i in range(len(surfaces)):
t = surfaces[i].ray_surface_intersection(ray.dir, ray.start)
if len(t) != 0:
t = t[0]
else:
continue
if t < min_p:
min_p = t
index = i
if index != -1:
return index, ray.calc_point_of_ray(min_p)
else:
return index, None
def find_intersection_with_surface(self, ray: Ray) -> list:
positive_t = Ellipse.ray_surface_intersection(self, ray.dir, ray.start)
if len(positive_t) > 0:
ray.t0 = [positive_t[0], self]
return [ray.calc_point_of_ray(t) for t in positive_t]
return []