1 | !== IN: ptab is an array ==! |
---|
2 | # if defined SINGLE_PRECISION |
---|
3 | # define ARRAY_TYPE(i,j,k) REAL(sp) , INTENT(in ) :: ARRAY_IN(i,j,k) |
---|
4 | #if ! defined key_mpi_off |
---|
5 | # define MPI_TYPE MPI_2REAL |
---|
6 | #endif |
---|
7 | # define PRECISION sp |
---|
8 | # else |
---|
9 | # define ARRAY_TYPE(i,j,k) REAL(dp) , INTENT(in ) :: ARRAY_IN(i,j,k) |
---|
10 | #if ! defined key_mpi_off |
---|
11 | # define MPI_TYPE MPI_2DOUBLE_PRECISION |
---|
12 | #endif |
---|
13 | # define PRECISION dp |
---|
14 | # endif |
---|
15 | |
---|
16 | # if defined DIM_2d |
---|
17 | # define ARRAY_IN(i,j,k) ptab(i,j) |
---|
18 | # define MASK_IN(i,j,k) ldmsk(i,j) |
---|
19 | # define INDEX_TYPE(k) INTEGER , INTENT( out) :: kindex(2) |
---|
20 | # define K_SIZE(ptab) 1 |
---|
21 | # endif |
---|
22 | # if defined DIM_3d |
---|
23 | # define ARRAY_IN(i,j,k) ptab(i,j,k) |
---|
24 | # define MASK_IN(i,j,k) ldmsk(i,j,k) |
---|
25 | # define INDEX_TYPE(k) INTEGER , INTENT( out) :: kindex(3) |
---|
26 | # define K_SIZE(ptab) SIZE(ptab,3) |
---|
27 | # endif |
---|
28 | # if defined OPERATION_MAXLOC |
---|
29 | # define MPI_OPERATION MPI_MAXLOC |
---|
30 | # define LOC_OPERATION MAXLOC |
---|
31 | # define ERRVAL -HUGE |
---|
32 | # endif |
---|
33 | # if defined OPERATION_MINLOC |
---|
34 | # define MPI_OPERATION MPI_MINLOC |
---|
35 | # define LOC_OPERATION MINLOC |
---|
36 | # define ERRVAL HUGE |
---|
37 | # endif |
---|
38 | |
---|
39 | SUBROUTINE ROUTINE_LOC( cdname, ptab, ldmsk, pmin, kindex, ldhalo ) |
---|
40 | !!---------------------------------------------------------------------- |
---|
41 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
---|
42 | ARRAY_TYPE(:,:,:) ! array on which loctrans operation is applied |
---|
43 | LOGICAL , INTENT(in ) :: MASK_IN(:,:,:) ! local mask |
---|
44 | REAL(PRECISION) , INTENT( out) :: pmin ! Global minimum of ptab |
---|
45 | INDEX_TYPE(:) ! index of minimum in global frame |
---|
46 | LOGICAL, OPTIONAL, INTENT(in ) :: ldhalo ! If .false. (default) excludes halos in kindex |
---|
47 | ! |
---|
48 | INTEGER :: ierror, ii, idim |
---|
49 | INTEGER :: index0 |
---|
50 | INTEGER , DIMENSION(:), ALLOCATABLE :: ilocs |
---|
51 | REAL(PRECISION) :: zmin ! local minimum |
---|
52 | REAL(PRECISION), DIMENSION(2,1) :: zain, zaout |
---|
53 | LOGICAL :: llhalo |
---|
54 | !!----------------------------------------------------------------------- |
---|
55 | ! |
---|
56 | IF( narea == 1 .AND. numcom == -1 ) CALL mpp_report( cdname, ld_glb = .TRUE. ) |
---|
57 | ! |
---|
58 | IF( PRESENT(ldhalo) ) THEN ; llhalo = ldhalo |
---|
59 | ELSE ; llhalo = .FALSE. |
---|
60 | ENDIF |
---|
61 | ! |
---|
62 | idim = SIZE(kindex) |
---|
63 | ! |
---|
64 | IF ( ANY( MASK_IN(:,:,:) ) ) THEN ! there is at least 1 valid point... |
---|
65 | ! |
---|
66 | ALLOCATE ( ilocs(idim) ) |
---|
67 | ! |
---|
68 | ilocs = LOC_OPERATION( ARRAY_IN(:,:,:) , mask= MASK_IN(:,:,:) ) |
---|
69 | zmin = ARRAY_IN(ilocs(1),ilocs(2),ilocs(3)) |
---|
70 | ! |
---|
71 | kindex(1) = mig( ilocs(1) ) |
---|
72 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
---|
73 | kindex(2) = mjg( ilocs(2) ) |
---|
74 | #endif |
---|
75 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
---|
76 | kindex(3) = ilocs(3) |
---|
77 | #endif |
---|
78 | ! |
---|
79 | DEALLOCATE (ilocs) |
---|
80 | ! |
---|
81 | index0 = kindex(1)-1 ! 1d index starting at 0 |
---|
82 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
---|
83 | index0 = index0 + jpiglo * (kindex(2)-1) |
---|
84 | #endif |
---|
85 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
---|
86 | index0 = index0 + jpiglo * jpjglo * (kindex(3)-1) |
---|
87 | #endif |
---|
88 | ELSE |
---|
89 | ! special case for land processors |
---|
90 | zmin = ERRVAL(zmin) |
---|
91 | index0 = 0 |
---|
92 | END IF |
---|
93 | ! |
---|
94 | zain(1,:) = zmin |
---|
95 | zain(2,:) = REAL(index0, PRECISION) |
---|
96 | ! |
---|
97 | #if ! defined key_mpi_off |
---|
98 | IF( ln_timing ) CALL tic_tac(.TRUE., ld_global = .TRUE.) |
---|
99 | CALL MPI_ALLREDUCE( zain, zaout, 1, MPI_TYPE, MPI_OPERATION ,MPI_COMM_OCE, ierror) |
---|
100 | IF( ln_timing ) CALL tic_tac(.FALSE., ld_global = .TRUE.) |
---|
101 | #else |
---|
102 | zaout(:,:) = zain(:,:) |
---|
103 | #endif |
---|
104 | ! |
---|
105 | pmin = zaout(1,1) |
---|
106 | index0 = NINT( zaout(2,1) ) |
---|
107 | #if defined DIM_3d /* avoid warning when kindex has 2 elements */ |
---|
108 | kindex(3) = index0 / (jpiglo*jpjglo) |
---|
109 | index0 = index0 - kindex(3) * (jpiglo*jpjglo) |
---|
110 | #endif |
---|
111 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
---|
112 | kindex(2) = index0 / jpiglo |
---|
113 | index0 = index0 - kindex(2) * jpiglo |
---|
114 | #endif |
---|
115 | kindex(1) = index0 |
---|
116 | kindex(:) = kindex(:) + 1 ! start indices at 1 |
---|
117 | |
---|
118 | IF( .NOT. llhalo ) THEN |
---|
119 | kindex(1) = kindex(1) - nn_hls |
---|
120 | #if defined DIM_2d || defined DIM_3d /* avoid warning when kindex has 1 element */ |
---|
121 | kindex(2) = kindex(2) - nn_hls |
---|
122 | #endif |
---|
123 | ENDIF |
---|
124 | |
---|
125 | END SUBROUTINE ROUTINE_LOC |
---|
126 | |
---|
127 | |
---|
128 | #undef PRECISION |
---|
129 | #undef ARRAY_TYPE |
---|
130 | #undef ARRAY_IN |
---|
131 | #undef MASK_IN |
---|
132 | #undef K_SIZE |
---|
133 | #if ! defined key_mpi_off |
---|
134 | # undef MPI_TYPE |
---|
135 | #endif |
---|
136 | #undef MPI_OPERATION |
---|
137 | #undef LOC_OPERATION |
---|
138 | #undef INDEX_TYPE |
---|
139 | #undef ERRVAL |
---|