jacobian_det_triangle_first Module Function

module function jacobian_det_triangle_first(self, xi, eta) result(J_Det)

Arguments

Type IntentOptional Attributes Name
class(type_triangle_first), intent(in) :: self
real(kind=real64), intent(in) :: xi
real(kind=real64), intent(in) :: eta

Return Value real(kind=real64)


Calls

proc~~jacobian_det_triangle_first~~CallsGraph proc~jacobian_det_triangle_first jacobian_det_triangle_first interface~jacobian_triangle_first type_triangle_first%jacobian_triangle_first proc~jacobian_det_triangle_first->interface~jacobian_triangle_first proc~jacobian_triangle_first jacobian_triangle_first interface~jacobian_triangle_first->proc~jacobian_triangle_first interface~dpsi_deta_triangle_first type_triangle_first%dpsi_deta_triangle_first proc~jacobian_triangle_first->interface~dpsi_deta_triangle_first interface~dpsi_dxi_triangle_first type_triangle_first%dpsi_dxi_triangle_first proc~jacobian_triangle_first->interface~dpsi_dxi_triangle_first proc~dpsi_deta_triangle_first dpsi_deta_triangle_first interface~dpsi_deta_triangle_first->proc~dpsi_deta_triangle_first proc~dpsi_dxi_triangle_first dpsi_dxi_triangle_first interface~dpsi_dxi_triangle_first->proc~dpsi_dxi_triangle_first

Called by

proc~~jacobian_det_triangle_first~~CalledByGraph proc~jacobian_det_triangle_first jacobian_det_triangle_first interface~jacobian_det_triangle_first type_triangle_first%jacobian_det_triangle_first interface~jacobian_det_triangle_first->proc~jacobian_det_triangle_first proc~is_in_triangle_first is_in_triangle_first proc~is_in_triangle_first->interface~jacobian_det_triangle_first interface~is_in_triangle_first type_triangle_first%is_in_triangle_first interface~is_in_triangle_first->proc~is_in_triangle_first

Source Code

    module function jacobian_det_triangle_first(self, xi, eta) result(J_Det)
        implicit none
        class(type_triangle_first), intent(in) :: self
        real(real64), intent(in) :: xi, eta
        real(real64) :: J_Det

        real(real64) :: dx_xi, dx_eta
        real(real64) :: dy_xi, dy_eta

        integer(int32) :: i

        dx_xi = self%jacobian(1, 1, xi, eta)
        dx_eta = self%jacobian(1, 2, xi, eta)
        dy_xi = self%jacobian(2, 1, xi, eta)
        dy_eta = self%jacobian(2, 2, xi, eta)

        J_Det = dx_xi * dy_eta - dx_eta * dy_xi
    end function jacobian_det_triangle_first