[1897] | 1 | MODULE box_grid |
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| 2 | |
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| 3 | INTEGER, PARAMETER :: nb_grid_max=100 |
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| 4 | INTEGER :: nb_grid=0 |
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| 5 | |
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| 6 | TYPE domain |
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| 7 | INTEGER :: ni |
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| 8 | INTEGER :: nj |
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| 9 | INTEGER :: ibegin |
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| 10 | INTEGER :: iend |
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| 11 | INTEGER :: jbegin |
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| 12 | INTEGER :: jend |
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| 13 | REAL,POINTER :: lon(:,:) |
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| 14 | REAL,POINTER :: lat(:,:) |
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| 15 | END TYPE domain |
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| 16 | |
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| 17 | TYPE grid |
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| 18 | TYPE(domain) :: local_domain |
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| 19 | TYPE(domain),POINTER :: task_domain(:) |
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| 20 | INTEGER :: ni |
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| 21 | INTEGER :: nj |
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| 22 | INTEGER :: nb_task |
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| 23 | END TYPE grid |
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| 24 | |
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| 25 | TYPE(grid),SAVE,TARGET :: grids(nb_grid_max) |
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| 26 | |
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| 27 | INTEGER,SAVE :: max_ni |
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| 28 | INTEGER,SAVE :: max_nj |
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| 29 | INTEGER,SAVE :: max_vert_size = 100 |
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| 30 | REAL,SAVE,ALLOCATABLE :: Field_buffer(:,:,:) |
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| 31 | |
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| 32 | CONTAINS |
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| 33 | |
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| 34 | SUBROUTINE create_new_grid(ni_glo,nj_glo,nb_task,id) |
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| 35 | IMPLICIT NONE |
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| 36 | INTEGER,INTENT(IN) :: ni_glo |
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| 37 | INTEGER,INTENT(IN) :: nj_glo |
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| 38 | INTEGER,INTENT(IN) :: nb_task |
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| 39 | INTEGER,INTENT(OUT) :: id |
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| 40 | |
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| 41 | nb_grid=nb_grid+1 |
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| 42 | id=nb_grid |
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| 43 | |
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| 44 | grids(id)%ni=ni_glo |
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| 45 | grids(id)%nj=nj_glo |
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| 46 | grids(id)%nb_task=nb_task |
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| 47 | |
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| 48 | ALLOCATE(grids(id)%task_domain(nb_task)) |
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| 49 | |
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| 50 | END SUBROUTINE create_new_grid |
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| 51 | |
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| 52 | SUBROUTINE Init_task_domain(id,task,ni,nj,ibegin,jbegin,lon,lat) |
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| 53 | IMPLICIT NONE |
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| 54 | INTEGER, INTENT(IN) :: id |
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| 55 | INTEGER, INTENT(IN) :: task |
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| 56 | INTEGER, INTENT(IN) :: ni |
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| 57 | INTEGER, INTENT(IN) :: nj |
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| 58 | INTEGER, INTENT(IN) :: ibegin |
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| 59 | INTEGER, INTENT(IN) :: jbegin |
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| 60 | REAL, INTENT(IN) :: lon(ni,nj) |
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| 61 | REAL, INTENT(IN) :: lat(ni,nj) |
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| 62 | |
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| 63 | TYPE(domain), POINTER :: Pt_dom |
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| 64 | |
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| 65 | Pt_dom=>grids(id)%task_domain(task) |
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| 66 | |
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| 67 | Pt_dom%ni=ni |
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| 68 | Pt_dom%nj=nj |
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| 69 | Pt_dom%ibegin=ibegin |
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| 70 | Pt_dom%jbegin=jbegin |
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| 71 | Pt_dom%iend=ibegin+ni-1 |
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| 72 | Pt_dom%jend=jbegin+nj-1 |
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| 73 | ALLOCATE(Pt_dom%lon(ni,nj)) |
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| 74 | ALLOCATE(Pt_dom%lat(ni,nj)) |
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| 75 | Pt_dom%lon(:,:)=lon(:,:) |
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| 76 | Pt_dom%lat(:,:)=lat(:,:) |
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| 77 | |
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| 78 | END SUBROUTINE Init_task_domain |
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| 79 | |
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| 80 | |
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| 81 | SUBROUTINE Init_grids |
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| 82 | IMPLICIT NONE |
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| 83 | INTEGER :: rank |
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| 84 | INTEGER :: ib,ie,jb,je |
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| 85 | TYPE(grid),POINTER :: Pt_grid |
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| 86 | TYPE(domain),POINTER :: local_domain |
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| 87 | TYPE(domain),POINTER :: task_domain(:) |
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| 88 | INTEGER :: id |
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| 89 | |
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| 90 | max_ni=0 |
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| 91 | max_nj=0 |
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| 92 | |
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| 93 | DO id=1,nb_grid |
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| 94 | pt_grid=>grids(id) |
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| 95 | local_domain=>pt_grid%local_domain |
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| 96 | task_domain=>pt_grid%task_domain |
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| 97 | |
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| 98 | local_domain%ibegin=task_domain(1)%ibegin |
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| 99 | local_domain%iend=task_domain(1)%iend |
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| 100 | local_domain%jbegin=task_domain(1)%jbegin |
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| 101 | local_domain%jend=task_domain(1)%jend |
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| 102 | |
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| 103 | DO rank=1,pt_grid%nb_task |
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| 104 | IF (task_domain(rank)%ibegin < local_domain%ibegin) local_domain%ibegin = task_domain(rank)%ibegin |
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| 105 | IF (task_domain(rank)%iend > local_domain%iend ) local_domain%iend = task_domain(rank)%iend |
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| 106 | IF (task_domain(rank)%jbegin < local_domain%jbegin) local_domain%jbegin = task_domain(rank)%jbegin |
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| 107 | IF (task_domain(rank)%jend > local_domain%jend ) local_domain%jend = task_domain(rank)%jend |
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| 108 | ENDDO |
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| 109 | |
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| 110 | local_domain%ni = local_domain%iend-local_domain%ibegin+1 |
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| 111 | local_domain%nj = local_domain%jend-local_domain%jbegin+1 |
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| 112 | ALLOCATE(local_domain%lon(local_domain%ni,local_domain%nj)) |
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| 113 | ALLOCATE(local_domain%lat(local_domain%ni,local_domain%nj)) |
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| 114 | |
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| 115 | DO rank=1,pt_grid%nb_task |
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| 116 | ib=task_domain(rank)%ibegin-local_domain%ibegin+1 |
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| 117 | ie=task_domain(rank)%iend-local_domain%ibegin+1 |
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| 118 | jb=task_domain(rank)%jbegin-local_domain%jbegin+1 |
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| 119 | je=task_domain(rank)%jend-local_domain%jbegin+1 |
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| 120 | |
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| 121 | task_domain(rank)%ibegin=ib |
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| 122 | task_domain(rank)%iend=ie |
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| 123 | task_domain(rank)%jbegin=jb |
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| 124 | task_domain(rank)%jend=je |
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| 125 | |
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| 126 | local_domain%lon(ib:ie,jb:je)=task_domain(rank)%lon(:,:) |
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| 127 | local_domain%lat(ib:ie,jb:je)=task_domain(rank)%lat(:,:) |
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| 128 | ENDDO |
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| 129 | |
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| 130 | IF (local_domain%ni > max_ni) max_ni=local_domain%ni |
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| 131 | IF (local_domain%nj > max_nj) max_nj=local_domain%nj |
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| 132 | ENDDO |
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| 133 | |
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| 134 | ALLOCATE(field_buffer(max_ni,max_nj,max_vert_size)) |
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| 135 | |
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| 136 | END SUBROUTINE Init_grids |
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| 137 | |
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| 138 | SUBROUTINE bufferize_field2d(field,id,task) |
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| 139 | IMPLICIT NONE |
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| 140 | REAL,INTENT(IN) :: field(:,:) |
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| 141 | INTEGER,INTENT(IN) :: id |
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| 142 | INTEGER,INTENT(IN) :: task |
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| 143 | TYPE(domain), POINTER :: Pt |
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| 144 | |
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| 145 | Pt=>grids(id)%task_domain(task) |
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| 146 | field_buffer(Pt%ibegin:Pt%iend,Pt%jbegin:Pt%jend,1)=field(:,:) |
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| 147 | |
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| 148 | END SUBROUTINE bufferize_field2d |
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| 149 | |
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| 150 | |
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| 151 | SUBROUTINE bufferize_field3d(field,id,task) |
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| 152 | IMPLICIT NONE |
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| 153 | REAL,INTENT(IN) :: field(:,:,:) |
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| 154 | INTEGER,INTENT(IN) :: id |
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| 155 | INTEGER,INTENT(IN) :: task |
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| 156 | TYPE(domain), POINTER :: Pt |
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| 157 | |
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| 158 | Pt=>grids(id)%task_domain(task) |
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| 159 | |
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| 160 | IF (size(field,3)>max_vert_size) THEN |
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| 161 | DEALLOCATE(field_buffer) |
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| 162 | max_vert_size=max_vert_size*2 |
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| 163 | ALLOCATE(field_buffer(max_ni,max_nj,max_vert_size)) |
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| 164 | ENDIF |
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| 165 | |
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| 166 | field_buffer(Pt%ibegin:Pt%iend,Pt%jbegin:Pt%jend,1:size(field,3))=field(:,:,:) |
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| 167 | |
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| 168 | END SUBROUTINE bufferize_field3d |
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| 169 | |
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| 170 | END MODULE box_grid |
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