normal_to_boundary Interface

interface
public module subroutine normal_to_boundary(self, ind, nbx, nby)

Arguments

Type IntentOptional Attributes Name
class(mesh_cart_t), intent(in) :: self

Instance of the type
integer, intent(in) :: ind

Mesh index, must be index of a boundary point
integer, intent(out) :: nbx

x-component of discrete normal vector
integer, intent(out) :: nby

y-component of discrete normal vector

Description

Returns the discrete normal vector to the boundary