def get_height(plane, x, y):
    p_a, p_b, p_c, p_d = plane
    z = (-p_a*x - p_b*y - p_d)/p_c
    return z
Get the missing coordinate from the plane equation and the partial coordinates.
dataset/ETHPy150Open tudelft3d/CityGML2OBJs/polygon3dmodule.py/get_height