1 subroutine da_calculate_grady_synop(iv, re, jo_grad_y)
3 !-------------------------------------------------------------------------
4 ! Purpose: Applies obs inverse on re-vector
5 !-------------------------------------------------------------------------
9 type (iv_type), intent(in) :: iv ! Innovation vector.
10 type (y_type), intent(inout) :: re ! Residual vector.
11 type (y_type), intent(inout) :: jo_grad_y ! Grad_y(Jo)
15 if (trace_use_dull) call da_trace_entry("da_calculate_grady_synop")
17 do n=1, iv%info(synop)%nlocal
18 if (iv%synop(n)%u%qc < obs_qc_pointer) re%synop(n)%u = 0.0
19 if (iv%synop(n)%v%qc < obs_qc_pointer) re%synop(n)%v = 0.0
20 if (iv%synop(n)%t%qc < obs_qc_pointer) re%synop(n)%t = 0.0
21 if (iv%synop(n)%p%qc < obs_qc_pointer) re%synop(n)%p = 0.0
22 if (iv%synop(n)%q%qc < obs_qc_pointer) re%synop(n)%q = 0.0
24 if (iv%synop(n)%u%qc < obs_qc_pointer) re%synop(n)%u = 0.0
25 if (iv%synop(n)%v%qc < obs_qc_pointer) re%synop(n)%v = 0.0
26 if (iv%synop(n)%t%qc < obs_qc_pointer) re%synop(n)%t = 0.0
27 if (iv%synop(n)%p%qc < obs_qc_pointer) re%synop(n)%p = 0.0
28 if (iv%synop(n)%q%qc < obs_qc_pointer) re%synop(n)%q = 0.0
30 jo_grad_y%synop(n)%u = -re%synop(n)%u / (iv%synop(n)%u%error * iv%synop(n)%u%error)
31 jo_grad_y%synop(n)%v = -re%synop(n)%v / (iv%synop(n)%v%error * iv%synop(n)%v%error)
32 jo_grad_y%synop(n)%t = -re%synop(n)%t / (iv%synop(n)%t%error * iv%synop(n)%t%error)
33 jo_grad_y%synop(n)%p = -re%synop(n)%p / (iv%synop(n)%p%error * iv%synop(n)%p%error)
34 jo_grad_y%synop(n)%q = -re%synop(n)%q / (iv%synop(n)%q%error * iv%synop(n)%q%error)
37 if (trace_use_dull) call da_trace_exit("da_calculate_grady_synop")
39 end subroutine da_calculate_grady_synop