28 lines
719 B
Python
28 lines
719 B
Python
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import math
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class Coordinates:
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latitude: int
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longitude: int
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def distance_between_coords(lhs: Coordinates, rhs: Coordinates) -> float:
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R = 6371000 # Earth radius in meters
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def to_rad(deg):
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return (deg * math.pi) / 180
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d_lat = to_rad(rhs.latitude - lhs.latitude)
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d_lon = to_rad(rhs.longitude - lhs.longitude)
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a = (d_lat / 2) ** 2 + (to_rad(lhs.latitude) * to_rad(rhs.latitude)) * (d_lon / 2) ** 2
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c = 2 * (a**0.5) / ((1 - a) ** 0.5)
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return R * c # distance in meters
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def is_within_range(my_coords: Coordinates, target_coords: Coordinates, max_range: float) -> bool:
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distance = distance_between_coords(my_coords, target_coords)
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return distance <= max_range
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