Fix panel orientation in aerogrid
@@ -489,7 +489,7 @@ def generate_strip(node_info, airfoil_db, aligned_grid, orientation_in=np.array(
Cab = algebra.crv2rotation(node_info['beam_psi'])
rot_angle = algebra.angle_between_vectors_sign(orientation_in, Cab[:, 1], Cab[:, 2])
- if np.sign(np.dot(orientation_in, Cab[:, 1])) > 0:
+ if np.sign(np.dot(orientation_in, Cab[:, 1])) >= 0:
rot_angle = 0.0
else:
rot_angle = -np.pi
