da_get_innov_vector_profiler.inc
References to this file elsewhere.
1 subroutine da_get_innov_vector_profiler( it, xb, xp, ob, iv)
2
3 !-----------------------------------------------------------------------
4 ! Purpose: TBD
5 ! Update :
6 ! 01/24/2007 Syed RH Rizvi
7 ! Updated for "VERIFY"
8 !-----------------------------------------------------------------------
9
10 implicit none
11
12 integer, intent(in) :: it ! External iteration.
13 type(xb_type), intent(in) :: xb ! first guess state.
14 type(xpose_type), intent(in) :: xp ! Domain decomposition vars.
15 type(y_type), intent(inout) :: ob ! Observation structure.
16 type(ob_type), intent(inout) :: iv ! O-B structure.
17
18 integer :: n ! Loop counter.
19 integer :: i, j, k ! Index dimension.
20 integer :: num_levs ! Number of obs levels.
21
22 real :: dx, dxm ! Interpolation weights.
23 real :: dy, dym ! Interpolation weights.
24
25 real, dimension(1:max_ob_levels) :: model_u ! Model value u at ob location.
26 real, dimension(1:max_ob_levels) :: model_v ! Model value v at ob location.
27
28 real, dimension(xp%kms:xp%kme) :: v_p ! Model value p at ob hor. location.
29 integer :: itu,ituf,itvv,itvvf
30
31 if (iv % num_profiler > 0) then
32 itu = 0; itvv = 0;
33 ituf = 0; itvvf = 0;
34
35 do n=iv%ob_numb(iv%current_ob_time-1)%profiler + 1, &
36 iv%ob_numb(iv%current_ob_time)%profiler
37
38 num_levs = iv % profiler(n) % info % levels
39
40 if (num_levs < 1) cycle
41
42 model_u(:) = 0.0
43 model_v(:) = 0.0
44
45 ! [1.3] Get horizontal interpolation weights:
46
47 i = iv%profiler(n)%loc%i
48 j = iv%profiler(n)%loc%j
49 dx = iv%profiler(n)%loc%dx
50 dy = iv%profiler(n)%loc%dy
51 dxm = iv%profiler(n)%loc%dxm
52 dym = iv%profiler(n)%loc%dym
53
54 do k=xp%kts,xp%kte
55 v_p(k) = dym*(dxm*xb%p(i,j ,k) + dx*xb%p(i+1,j ,k)) &
56 + dy *(dxm*xb%p(i,j+1,k) + dx*xb%p(i+1,j+1,k))
57 end do
58
59 do k=1, iv % profiler(n) % info % levels
60 iv%profiler(n)%zk(k)=missing_r
61
62 if (iv % profiler(n) % p(k) > 1.0) then
63 call da_to_zk(iv % profiler(n) % p(k), v_p, xp, v_interp_p, iv%profiler(n)%zk(k))
64 end if
65
66 if (iv%profiler(n)%zk(k) < 0.0 .and. .not.anal_type_verify) then
67 iv % profiler(n) % u(k) % qc = missing
68 iv % profiler(n) % v(k) % qc = missing
69 end if
70 end do
71
72 ! [1.4] Interpolate horizontally:
73 call da_interp_lin_3d( xb % u, xp, i, j, dx, dy, dxm, dym, &
74 model_u, max_ob_levels, iv%profiler(n)%zk, num_levs)
75 call da_interp_lin_3d( xb % v, xp, i, j, dx, dy, dxm, dym, &
76 model_v, max_ob_levels, iv%profiler(n)%zk, num_levs)
77
78 !------------------------------------------------------------------------
79 ! [2.0] Initialise components of innovation vector:
80 !------------------------------------------------------------------------
81
82 do k = 1, iv % profiler(n) % info % levels
83 iv % profiler(n) % u(k) % inv = 0.0
84 iv % profiler(n) % v(k) % inv = 0.0
85
86 !----------------------------------------------------------------
87 ! [4.0] Fast interpolation:
88 !----------------------------------------------------------------
89
90 if (ob % profiler(n) % u(k) > missing_r .AND. &
91 iv % profiler(n) % u(k) % qc >= obs_qc_pointer) then
92
93 iv % profiler(n) % u(k) % inv = ob % profiler(n) % u(k) - &
94 model_u(k)
95 end if
96
97 if (ob % profiler(n) % v(k) > missing_r .AND. &
98 iv % profiler(n) % v(k) % qc >= obs_qc_pointer) then
99
100 iv % profiler(n) % v(k) % inv = ob % profiler(n) % v(k) - &
101 model_v(k)
102 end if
103 end do
104
105 !------------------------------------------------------------------
106 ! [5.0] Perform optional maximum error check:
107 !------------------------------------------------------------------
108
109 if (check_max_iv) then
110 call da_check_max_iv_profiler(it, iv % profiler(n), &
111 itu,ituf,itvv,itvvf)
112 end if
113 end do
114
115 if (rootproc .and. check_max_iv_print) then
116 write(unit = check_max_iv_unit, fmt ='(A,i5,A)')&
117 'For outer iteration ',it, ', Total Rejections for Profiler follows:'
118 write(unit = check_max_iv_unit, fmt = '(/,10(2(A,I6),/))') &
119 'Number of failed u-wind observations: ',ituf, ' on ',itu, &
120 'Number of failed v-wind observations: ',itvvf,' on ',itvv, &
121 'Finally Total Profiler rejections ',ituf+itvvf,' on ',itu +itvv
122 end if
123 end if
124
125 end subroutine da_get_innov_vector_profiler
126
127