### This file contains an assortment of random airfoils to use
from aerosandbox.geometry.airfoil import Airfoil
from aerosandbox.library.aerodynamics.viscous import *
from aerosandbox.geometry.airfoil.airfoil_families import get_NACA_coordinates, \
get_UIUC_coordinates
[docs]def diamond_airfoil(
t_over_c: float,
n_points_per_panel=2,
) -> Airfoil:
x_nondim = [1, 0.5, 0, 0.5, 1]
y_nondim = [0, 1, 0, -1, 0]
x = np.concatenate(
[
list(np.cosspace(a, b, n_points_per_panel))[:-1]
for a, b in zip(x_nondim[:-1], x_nondim[1:])
] + [[x_nondim[-1]]]
)
y = np.concatenate(
[
list(np.cosspace(a, b, n_points_per_panel))[:-1]
for a, b in zip(y_nondim[:-1], y_nondim[1:])
] + [[y_nondim[-1]]]
)
y = y * (t_over_c / 2)
coordinates = np.array([x, y]).T
return Airfoil(
name="Diamond",
coordinates=coordinates,
)