da_calculate_grady_pseudo.inc

1 subroutine da_calculate_grady_pseudo(iv, re, jo_grad_y)
2 
3    !-------------------------------------------------------------------------
4    ! Purpose: Applies obs inverse on re-vector
5    !-------------------------------------------------------------------------
6 
7    implicit none
8 
9    type (ob_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)
12 
13    integer                      :: n
14 
15    if (iv%num_pseudo > 0) then
16       do n=1, iv%num_pseudo
17          if (iv%pseudo(n)%u%qc < obs_qc_pointer) re%pseudo(n)%u = 0.0
18          if (iv%pseudo(n)%v%qc < obs_qc_pointer) re%pseudo(n)%v = 0.0
19          if (iv%pseudo(n)%t%qc < obs_qc_pointer) re%pseudo(n)%t = 0.0
20          if (iv%pseudo(n)%p%qc < obs_qc_pointer) re%pseudo(n)%p = 0.0
21          if (iv%pseudo(n)%q%qc < obs_qc_pointer) re%pseudo(n)%q = 0.0
22 
23          jo_grad_y%pseudo(n)%u = -re%pseudo(n)%u / &
24                                (iv%pseudo(n)%u%error * iv%pseudo(n)%u%error)
25          jo_grad_y%pseudo(n)%v = -re%pseudo(n)%v / &
26                                (iv%pseudo(n)%v%error * iv%pseudo(n)%v%error)
27          jo_grad_y%pseudo(n)%t = -re%pseudo(n)%t / &
28                                (iv%pseudo(n)%t%error * iv%pseudo(n)%t%error)
29          jo_grad_y%pseudo(n)%p = -re%pseudo(n)%p / &
30                                (iv%pseudo(n)%p%error * iv%pseudo(n)%p%error)
31          jo_grad_y%pseudo(n)%q = -re%pseudo(n)%q / &
32                                (iv%pseudo(n)%q%error * iv%pseudo(n)%q%error)
33       end do
34    end if
35   
36 end subroutine da_calculate_grady_pseudo
37 
38