1 | ! !== IN: ptab is an array ==! |
---|
2 | #define NAT_IN(k) cd_nat |
---|
3 | #define SGN_IN(k) psgn |
---|
4 | #define F_SIZE(ptab) 1 |
---|
5 | #if defined DIM_2d |
---|
6 | # define ARRAY_IN(i,j,k,l,f) ptab(i,j) |
---|
7 | # define K_SIZE(ptab) 1 |
---|
8 | # define L_SIZE(ptab) 1 |
---|
9 | #endif |
---|
10 | #if defined SINGLE_PRECISION |
---|
11 | # define ARRAY_TYPE(i,j,k,l,f) REAL(sp),INTENT(inout)::ARRAY_IN(i,j,k,l,f) |
---|
12 | # define PRECISION sp |
---|
13 | #else |
---|
14 | # define ARRAY_TYPE(i,j,k,l,f) REAL(dp),INTENT(inout)::ARRAY_IN(i,j,k,l,f) |
---|
15 | # define PRECISION dp |
---|
16 | #endif |
---|
17 | |
---|
18 | SUBROUTINE ROUTINE_NFD( ptab, cd_nat, psgn, kextj ) |
---|
19 | !!---------------------------------------------------------------------- |
---|
20 | INTEGER , INTENT(in ) :: kextj ! extra halo width at north fold, declared before its use in ARRAY_TYPE |
---|
21 | ARRAY_TYPE(:,1-kextj:,:,:,:) ! array or pointer of arrays on which the boundary condition is applied |
---|
22 | CHARACTER(len=1) , INTENT(in ) :: NAT_IN(:) ! nature of array grid-points |
---|
23 | REAL(wp) , INTENT(in ) :: SGN_IN(:) ! sign used across the north fold boundary |
---|
24 | ! |
---|
25 | INTEGER :: ji, jj, jk, jl, jh, jf ! dummy loop indices |
---|
26 | INTEGER :: ipi, ipj, ipk, ipl, ipf ! dimension of the input array |
---|
27 | INTEGER :: ijt, iju, ipjm1 |
---|
28 | !!---------------------------------------------------------------------- |
---|
29 | ! |
---|
30 | ipk = K_SIZE(ptab) ! 3rd dimension |
---|
31 | ipl = L_SIZE(ptab) ! 4th - |
---|
32 | ipf = F_SIZE(ptab) ! 5th - use in "multi" case (array of pointers) |
---|
33 | ! |
---|
34 | ! |
---|
35 | SELECT CASE ( jpni ) |
---|
36 | CASE ( 1 ) ; ipj = jpj ! 1 proc only along the i-direction |
---|
37 | CASE DEFAULT ; ipj = 4 ! several proc along the i-direction |
---|
38 | END SELECT |
---|
39 | ! |
---|
40 | ipjm1 = ipj-1 |
---|
41 | |
---|
42 | ! |
---|
43 | DO jf = 1, ipf ! Loop on the number of arrays to be treated |
---|
44 | ! |
---|
45 | SELECT CASE ( npolj ) |
---|
46 | ! |
---|
47 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
---|
48 | ! |
---|
49 | SELECT CASE ( NAT_IN(jf) ) |
---|
50 | CASE ( 'T' , 'W' ) ! T-, W-point |
---|
51 | DO jh = 0, kextj |
---|
52 | DO ji = 2, jpiglo |
---|
53 | ijt = jpiglo-ji+2 |
---|
54 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
---|
55 | END DO |
---|
56 | ARRAY_IN(1,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(3,ipj-2-jh,:,:,jf) |
---|
57 | END DO |
---|
58 | DO ji = jpiglo/2+1, jpiglo |
---|
59 | ijt = jpiglo-ji+2 |
---|
60 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipjm1,:,:,jf) |
---|
61 | END DO |
---|
62 | CASE ( 'U' ) ! U-point |
---|
63 | DO jh = 0, kextj |
---|
64 | DO ji = 2, jpiglo-1 |
---|
65 | iju = jpiglo-ji+1 |
---|
66 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
---|
67 | END DO |
---|
68 | ARRAY_IN( 1 ,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN( 2 ,ipj-2-jh,:,:,jf) |
---|
69 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-1,ipj-2-jh,:,:,jf) |
---|
70 | END DO |
---|
71 | DO ji = jpiglo/2, jpiglo-1 |
---|
72 | iju = jpiglo-ji+1 |
---|
73 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipjm1,:,:,jf) |
---|
74 | END DO |
---|
75 | CASE ( 'V' ) ! V-point |
---|
76 | DO jh = 0, kextj |
---|
77 | DO ji = 2, jpiglo |
---|
78 | ijt = jpiglo-ji+2 |
---|
79 | ARRAY_IN(ji,ipj-1+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
---|
80 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-3-jh,:,:,jf) |
---|
81 | END DO |
---|
82 | ARRAY_IN(1,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(3,ipj-3-jh,:,:,jf) |
---|
83 | END DO |
---|
84 | CASE ( 'F' ) ! F-point |
---|
85 | DO jh = 0, kextj |
---|
86 | DO ji = 1, jpiglo-1 |
---|
87 | iju = jpiglo-ji+1 |
---|
88 | ARRAY_IN(ji,ipj-1+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
---|
89 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-3-jh,:,:,jf) |
---|
90 | END DO |
---|
91 | END DO |
---|
92 | DO jh = 0, kextj |
---|
93 | ARRAY_IN( 1 ,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN( 2 ,ipj-3-jh,:,:,jf) |
---|
94 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-1,ipj-3-jh,:,:,jf) |
---|
95 | END DO |
---|
96 | END SELECT |
---|
97 | ! |
---|
98 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
---|
99 | ! |
---|
100 | SELECT CASE ( NAT_IN(jf) ) |
---|
101 | CASE ( 'T' , 'W' ) ! T-, W-point |
---|
102 | DO jh = 0, kextj |
---|
103 | DO ji = 1, jpiglo |
---|
104 | ijt = jpiglo-ji+1 |
---|
105 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-1-jh,:,:,jf) |
---|
106 | END DO |
---|
107 | END DO |
---|
108 | CASE ( 'U' ) ! U-point |
---|
109 | DO jh = 0, kextj |
---|
110 | DO ji = 1, jpiglo-1 |
---|
111 | iju = jpiglo-ji |
---|
112 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-1-jh,:,:,jf) |
---|
113 | END DO |
---|
114 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-2,ipj-1-jh,:,:,jf) |
---|
115 | END DO |
---|
116 | CASE ( 'V' ) ! V-point |
---|
117 | DO jh = 0, kextj |
---|
118 | DO ji = 1, jpiglo |
---|
119 | ijt = jpiglo-ji+1 |
---|
120 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
---|
121 | END DO |
---|
122 | END DO |
---|
123 | DO ji = jpiglo/2+1, jpiglo |
---|
124 | ijt = jpiglo-ji+1 |
---|
125 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipjm1,:,:,jf) |
---|
126 | END DO |
---|
127 | CASE ( 'F' ) ! F-point |
---|
128 | DO jh = 0, kextj |
---|
129 | DO ji = 1, jpiglo-1 |
---|
130 | iju = jpiglo-ji |
---|
131 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
---|
132 | END DO |
---|
133 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-2,ipj-2-jh,:,:,jf) |
---|
134 | END DO |
---|
135 | DO ji = jpiglo/2+1, jpiglo-1 |
---|
136 | iju = jpiglo-ji |
---|
137 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipjm1,:,:,jf) |
---|
138 | END DO |
---|
139 | END SELECT |
---|
140 | ! |
---|
141 | CASE DEFAULT ! * closed : the code probably never go through |
---|
142 | ! |
---|
143 | SELECT CASE ( NAT_IN(jf) ) |
---|
144 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
---|
145 | ARRAY_IN(:, 1:1-kextj ,:,:,jf) = 0._wp |
---|
146 | ARRAY_IN(:,ipj:ipj+kextj,:,:,jf) = 0._wp |
---|
147 | CASE ( 'F' ) ! F-point |
---|
148 | ARRAY_IN(:,ipj:ipj+kextj,:,:,jf) = 0._wp |
---|
149 | END SELECT |
---|
150 | ! |
---|
151 | END SELECT ! npolj |
---|
152 | ! |
---|
153 | END DO |
---|
154 | ! |
---|
155 | END SUBROUTINE ROUTINE_NFD |
---|
156 | |
---|
157 | #undef PRECISION |
---|
158 | #undef ARRAY_TYPE |
---|
159 | #undef ARRAY_IN |
---|
160 | #undef NAT_IN |
---|
161 | #undef SGN_IN |
---|
162 | #undef K_SIZE |
---|
163 | #undef L_SIZE |
---|
164 | #undef F_SIZE |
---|