cart_to_polar Subroutine

public subroutine cart_to_polar(equi, x, y, phi, rho, theta)

Coordinate transformation from polar to Cartesian

Arguments

Type IntentOptional Attributes Name
class(equilibrium_t), intent(inout) :: equi

Equilibrium
real(kind=FP), intent(in) :: x

Cartesian coordinate x
real(kind=FP), intent(in) :: y

Cartesian coordinate y
real(kind=FP), intent(in) :: phi

Toroidal angle
real(kind=FP), intent(out) :: rho

Polar coordinate rho (normalized flux surface label)
real(kind=FP), intent(out) :: theta

Polar coordinate theta (geometric poloidal angle)