da_residual_radar.inc

1 subroutine da_residual_radar(iv, y, re, np_missing, np_bad_data, np_obs_used, np_available)
2 
3    !-----------------------------------------------------------------------
4    ! Purpose: Calculate residuals for radar obs
5    !-----------------------------------------------------------------------
6 
7    implicit none
8 
9    type (iv_type), intent(in)    :: iv     ! Innovation vector (O-B).
10    type (y_type) , intent(in)    :: y      ! y = H (xa)
11    type (y_type) , intent(inout) :: re     ! Residual vector (O-A).
12 
13    integer       , intent(inout) :: np_available
14    integer       , intent(inout) :: np_obs_used
15    integer       , intent(inout) :: np_missing
16    integer       , intent(inout) :: np_bad_data
17 
18    type (bad_data_type) :: n_obs_bad
19    integer              :: n, k
20 
21    if (trace_use) call da_trace_entry("da_residual_radar")
22 
23    n_obs_bad % rv % num = number_type(0, 0, 0)
24    n_obs_bad % rf % num = number_type(0, 0, 0)
25 
26    do n=1, iv%info(radar)%nlocal
27       do k=1, iv%info(radar)%levels(n)
28          if (use_radar_rv) then
29             np_available = np_available + 1
30             re%radar(n)%rv(k) = da_residual(n, k, y%radar(n)%rv(k), iv%radar(n)%rv(k), n_obs_bad % rv)
31          end if
32 
33          if (use_radar_rf) then
34             np_available = np_available + 1
35             re%radar(n)%rf(k) = da_residual(n, k, y%radar(n)%rf(k), iv%radar(n)%rf(k), n_obs_bad % rf)
36          end if
37       end do
38    end do
39 
40    np_missing  = np_missing  + n_obs_bad % rv % num % miss + n_obs_bad % rf % num % miss
41    np_bad_data = np_bad_data + n_obs_bad % rv % num % bad  + n_obs_bad % rf % num % bad
42    np_obs_used = np_obs_used + n_obs_bad % rv % num % use  + n_obs_bad % rf % num % use
43 
44    if (trace_use) call da_trace_exit("da_residual_radar")
45 
46 end subroutine da_residual_radar
47 
48