subroutine da_calculate_grady_radar(iv, re, jo_grad_y) !------------------------------------------------------------------------- ! Purpose: Applies obs inverse on re-vector !------------------------------------------------------------------------- implicit none type (iv_type), intent(in) :: iv ! Innovation vector. type (y_type), intent(inout) :: re ! Residual vector. type (y_type), intent(inout) :: jo_grad_y ! Grad_y(Jo) integer :: n, k if (trace_use_dull) call da_trace_entry("da_calculate_grady_radar") do n=1, iv%info(radar)%nlocal do k=1, iv%info(radar)%levels(n) if (use_radar_rv) then if (iv%radar(n)%rv(k)%qc < obs_qc_pointer) then re%radar(n)%rv(k) = 0.0 end if jo_grad_y%radar(n)%rv(k) = -re%radar(n)%rv(k) / & (iv%radar(n)%rv(k)%error * iv%radar(n)%rv(k)%error) end if if (use_radar_rf) then if (iv%radar(n)%rf(k)%qc < obs_qc_pointer) then re%radar(n)%rf(k) = 0.0 end if jo_grad_y%radar(n)%rf(k) = -re%radar(n)%rf(k) / & (iv%radar(n)%rf(k)%error * iv%radar(n)%rf(k)%error) end if end do end do if (trace_use_dull) call da_trace_exit("da_calculate_grady_radar") end subroutine da_calculate_grady_radar