| 1 | MODULE geometry |
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| 2 | USE field_mod |
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| 3 | |
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| 4 | TYPE t_geometry |
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| 5 | TYPE(t_field),POINTER :: xyz_i(:) |
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| 6 | TYPE(t_field),POINTER :: centroid(:) |
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| 7 | TYPE(t_field),POINTER :: xyz_e(:) |
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| 8 | TYPE(t_field),POINTER :: xyz_v(:) |
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| 9 | TYPE(t_field),POINTER :: ep_e(:) |
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| 10 | TYPE(t_field),POINTER :: et_e(:) |
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| 11 | TYPE(t_field),POINTER :: elon_i(:) |
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| 12 | TYPE(t_field),POINTER :: elat_i(:) |
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| 13 | TYPE(t_field),POINTER :: elon_e(:) |
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| 14 | TYPE(t_field),POINTER :: elat_e(:) |
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| 15 | TYPE(t_field),POINTER :: Ai(:) |
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| 16 | TYPE(t_field),POINTER :: Av(:) |
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| 17 | TYPE(t_field),POINTER :: de(:) |
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| 18 | TYPE(t_field),POINTER :: le(:) |
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| 19 | TYPE(t_field),POINTER :: Riv(:) |
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| 20 | TYPE(t_field),POINTER :: Riv2(:) |
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| 21 | TYPE(t_field),POINTER :: ne(:) |
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| 22 | TYPE(t_field),POINTER :: Wee(:) |
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| 23 | TYPE(t_field),POINTER :: bi(:) |
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| 24 | TYPE(t_field),POINTER :: fv(:) |
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| 25 | END TYPE t_geometry |
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| 26 | |
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| 27 | TYPE(t_geometry),TARGET :: geom |
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| 28 | |
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| 29 | REAL(rstd),POINTER :: Ai(:) ! area of a cell |
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| 30 | REAL(rstd),POINTER :: xyz_i(:,:) ! coordinate of the center of the cell (voronoi) |
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| 31 | REAL(rstd),POINTER :: centroid(:,:) ! coordinate of the centroid of the cell |
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| 32 | REAL(rstd),POINTER :: xyz_e(:,:) ! coordinate of a wind point on the cell on a edge |
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| 33 | REAL(rstd),POINTER :: ep_e(:,:) ! perpendicular unit vector of a edge (outsider) |
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| 34 | REAL(rstd),POINTER :: et_e(:,:) ! tangeantial unit vector of a edge |
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| 35 | REAL(rstd),POINTER :: elon_i(:,:) ! unit longitude vector on the center |
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| 36 | REAL(rstd),POINTER :: elat_i(:,:) ! unit latitude vector on the center |
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| 37 | REAL(rstd),POINTER :: elon_e(:,:) ! unit longitude vector on a wind point |
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| 38 | REAL(rstd),POINTER :: elat_e(:,:) ! unit latitude vector on a wind point |
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| 39 | REAL(rstd),POINTER :: xyz_v(:,:) ! coordinate of a vertex (center of the dual mesh) |
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| 40 | REAL(rstd),POINTER :: Av(:) ! area of dual mesk cell |
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| 41 | REAL(rstd),POINTER :: de(:) ! distance from a neighbour == lenght of an edge of the dual mesh |
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| 42 | REAL(rstd),POINTER :: le(:) ! lenght of a edge |
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| 43 | REAL(rstd),POINTER :: Riv(:,:) ! weight |
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| 44 | REAL(rstd),POINTER :: Riv2(:,:) ! weight |
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| 45 | INTEGER,POINTER :: ne(:,:) ! convention for the way on the normal wind on an edge |
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| 46 | REAL(rstd),POINTER :: Wee(:,:,:) ! weight |
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| 47 | REAL(rstd),POINTER :: bi(:) ! orographie |
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| 48 | REAL(rstd),POINTER :: fv(:) ! coriolis (evaluted on a vertex) |
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| 49 | |
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| 50 | |
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| 51 | |
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| 52 | CONTAINS |
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| 53 | |
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| 54 | SUBROUTINE allocate_geometry |
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| 55 | USE field_mod |
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| 56 | IMPLICIT NONE |
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| 57 | |
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| 58 | CALL allocate_field(geom%Ai,field_t,type_real) |
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| 59 | CALL allocate_field(geom%xyz_i,field_t,type_real,3) |
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| 60 | CALL allocate_field(geom%centroid,field_t,type_real,3) |
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| 61 | CALL allocate_field(geom%xyz_e,field_u,type_real,3) |
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| 62 | CALL allocate_field(geom%ep_e,field_u,type_real,3) |
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| 63 | CALL allocate_field(geom%et_e,field_u,type_real,3) |
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| 64 | CALL allocate_field(geom%elon_i,field_t,type_real,3) |
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| 65 | CALL allocate_field(geom%elat_i,field_t,type_real,3) |
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| 66 | CALL allocate_field(geom%elon_e,field_u,type_real,3) |
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| 67 | CALL allocate_field(geom%elat_e,field_u,type_real,3) |
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| 68 | CALL allocate_field(geom%xyz_v,field_z,type_real,3) |
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| 69 | CALL allocate_field(geom%de,field_u,type_real) |
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| 70 | CALL allocate_field(geom%le,field_u,type_real) |
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| 71 | CALL allocate_field(geom%bi,field_t,type_real) |
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| 72 | CALL allocate_field(geom%Av,field_z,type_real) |
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| 73 | CALL allocate_field(geom%Riv,field_t,type_real,6) |
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| 74 | CALL allocate_field(geom%Riv2,field_t,type_real,6) |
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| 75 | CALL allocate_field(geom%ne,field_t,type_integer,6) |
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| 76 | CALL allocate_field(geom%Wee,field_u,type_real,5,2) |
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| 77 | CALL allocate_field(geom%bi,field_t,type_real) |
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| 78 | CALL allocate_field(geom%fv,field_z,type_real) |
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| 79 | |
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| 80 | END SUBROUTINE allocate_geometry |
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| 81 | |
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| 82 | |
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| 83 | SUBROUTINE swap_geometry(ind) |
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| 84 | USE field_mod |
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| 85 | IMPLICIT NONE |
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| 86 | INTEGER,INTENT(IN) :: ind |
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| 87 | Ai=geom%Ai(ind) |
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| 88 | xyz_i=geom%xyz_i(ind) |
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| 89 | centroid=geom%centroid(ind) |
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| 90 | xyz_e=geom%xyz_e(ind) |
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| 91 | ep_e=geom%ep_e(ind) |
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| 92 | et_e=geom%et_e(ind) |
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| 93 | elon_i=geom%elon_i(ind) |
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| 94 | elat_i=geom%elat_i(ind) |
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| 95 | elon_e=geom%elon_e(ind) |
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| 96 | elat_e=geom%elat_e(ind) |
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| 97 | xyz_v=geom%xyz_v(ind) |
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| 98 | de=geom%de(ind) |
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| 99 | le=geom%le(ind) |
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| 100 | Av=geom%Av(ind) |
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| 101 | Riv=geom%Riv(ind) |
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| 102 | Riv2=geom%Riv2(ind) |
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| 103 | ne=geom%ne(ind) |
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| 104 | Wee=geom%Wee(ind) |
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| 105 | bi=geom%bi(ind) |
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| 106 | fv=geom%fv(ind) |
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| 107 | |
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| 108 | END SUBROUTINE swap_geometry |
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| 109 | |
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| 110 | SUBROUTINE optimize_geometry |
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| 111 | USE metric |
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| 112 | USE spherical_geom_mod |
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| 113 | USE domain_mod |
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| 114 | USE dimensions |
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| 115 | USE transfert_mod |
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| 116 | USE vector |
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| 117 | USE ioipsl |
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| 118 | IMPLICIT NONE |
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| 119 | INTEGER :: nb_it=0 |
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| 120 | TYPE(t_domain),POINTER :: d |
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| 121 | INTEGER :: ind,it,i,j,n,k |
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| 122 | REAL(rstd) :: x1(3),x2(3) |
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| 123 | REAL(rstd) :: vect(3,6) |
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| 124 | REAL(rstd) :: centr(3) |
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| 125 | REAL(rstd) :: sum |
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| 126 | LOGICAL :: check |
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| 127 | |
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| 128 | |
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| 129 | CALL getin('optim_it',nb_it) |
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| 130 | |
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| 131 | DO ind=1,ndomain |
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| 132 | d=>domain(ind) |
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| 133 | CALL swap_dimensions(ind) |
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| 134 | CALL swap_geometry(ind) |
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| 135 | DO j=jj_begin,jj_end |
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| 136 | DO i=ii_begin,ii_end |
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| 137 | n=(j-1)*iim+i |
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| 138 | xyz_i(n,:)=d%xyz(:,i,j) |
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| 139 | ENDDO |
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| 140 | ENDDO |
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| 141 | ENDDO |
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| 142 | |
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| 143 | CALL transfert_request(geom%xyz_i,req_i1) |
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| 144 | |
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| 145 | DO ind=1,ndomain |
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| 146 | CALL swap_dimensions(ind) |
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| 147 | CALL swap_geometry(ind) |
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| 148 | DO j=jj_begin,jj_end |
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| 149 | DO i=ii_begin,ii_end |
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| 150 | n=(j-1)*iim+i |
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| 151 | DO k=0,5 |
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| 152 | x1(:) = xyz_i(n+t_pos(k+1),:) |
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| 153 | x2(:) = xyz_i(n+t_pos(MOD(k+1,6)+1),:) |
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| 154 | if (norm(x1-x2)<1e-16) x2(:) = xyz_i(n+t_pos(MOD(k+2,6)+1),:) |
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| 155 | CALL circumcenter(xyz_i(n,:), x1, x2, xyz_v(n+z_pos(k+1),:)) |
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| 156 | ENDDO |
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| 157 | ENDDO |
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| 158 | ENDDO |
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| 159 | ENDDO |
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| 160 | |
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| 161 | DO ind=1,ndomain |
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| 162 | d=>domain(ind) |
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| 163 | CALL swap_dimensions(ind) |
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| 164 | CALL swap_geometry(ind) |
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| 165 | DO j=jj_begin,jj_end |
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| 166 | DO i=ii_begin,ii_end |
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| 167 | n=(j-1)*iim+i |
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| 168 | DO k=0,5 |
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| 169 | x1(:) = xyz_v(n+z_pos(k+1),:) |
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| 170 | x2(:) = d%vertex(:,k,i,j) |
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| 171 | IF (norm(x1-x2)>1e-10) THEN |
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| 172 | PRINT*,"vertex diff ",ind,i,j,k |
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| 173 | PRINT*,x1 |
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| 174 | PRINT*,x2 |
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| 175 | ENDIF |
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| 176 | ENDDO |
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| 177 | ENDDO |
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| 178 | ENDDO |
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| 179 | ENDDO |
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| 180 | |
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| 181 | |
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| 182 | DO it=1,nb_it |
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| 183 | IF (MOD(it,100)==0) THEN |
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| 184 | check=.TRUE. |
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| 185 | ELSE |
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| 186 | check=.FALSE. |
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| 187 | ENDIF |
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| 188 | |
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| 189 | sum=0 |
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| 190 | DO ind=1,ndomain |
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| 191 | CALL swap_dimensions(ind) |
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| 192 | CALL swap_geometry(ind) |
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| 193 | DO j=jj_begin,jj_end |
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| 194 | DO i=ii_begin,ii_end |
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| 195 | n=(j-1)*iim+i |
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| 196 | vect(:,1)=xyz_v(n+z_rup,:) |
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| 197 | vect(:,2)=xyz_v(n+z_up,:) |
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| 198 | vect(:,3)=xyz_v(n+z_lup,:) |
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| 199 | vect(:,4)=xyz_v(n+z_ldown,:) |
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| 200 | vect(:,5)=xyz_v(n+z_down,:) |
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| 201 | vect(:,6)=xyz_v(n+z_rdown,:) |
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| 202 | CALL compute_centroid(vect,6,centr) |
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| 203 | IF (check) THEN |
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| 204 | sum=MAX(sum,norm(xyz_i(n,:)-centr(:))) |
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| 205 | ENDIF |
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| 206 | xyz_i(n,:)=centr(:) |
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| 207 | ENDDO |
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| 208 | ENDDO |
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| 209 | ! i=ii_begin ; j=jj_begin ; n=(j-1)*iim+i ; xyz_i(n,:)=domain(ind)%xyz(:,i,j) |
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| 210 | ! i=ii_begin ; j=jj_end ; n=(j-1)*iim+i ; xyz_i(n,:)=domain(ind)%xyz(:,i,j) |
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| 211 | ! i=ii_end ; j=jj_begin ; n=(j-1)*iim+i ; xyz_i(n,:)=domain(ind)%xyz(:,i,j) |
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| 212 | ! PRINT *,"Pb ?? : " |
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| 213 | ! PRINT *, xyz_i(n,:), domain(ind)%xyz(:,i,j), norm(xyz_i(n,:)- domain(ind)%xyz(:,i,j)) |
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| 214 | ! i=ii_end ; j=jj_end ; n=(j-1)*iim+i ; xyz_i(n,:)=domain(ind)%xyz(:,i,j) |
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| 215 | |
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| 216 | ENDDO |
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| 217 | |
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| 218 | IF (check) THEN |
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| 219 | ! sum=sum/(ndomain*ii_nb*jj_nb) |
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| 220 | PRINT *,"it = ",it," diff centroid circumcenter ",sum |
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| 221 | ENDIF |
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| 222 | |
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| 223 | CALL transfert_request(geom%xyz_i,req_i1) |
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| 224 | |
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| 225 | DO ind=1,ndomain |
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| 226 | CALL swap_dimensions(ind) |
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| 227 | CALL swap_geometry(ind) |
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| 228 | DO j=jj_begin,jj_end |
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| 229 | DO i=ii_begin,ii_end |
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| 230 | n=(j-1)*iim+i |
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| 231 | DO k=0,5 |
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| 232 | x1(:) = xyz_i(n+t_pos(k+1),:) |
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| 233 | x2(:) = xyz_i(n+t_pos(MOD(k+1,6)+1),:) |
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| 234 | if (norm(x1-x2)<1e-16) x2(:) = xyz_i(n+t_pos(MOD(k+2,6)+1),:) |
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| 235 | CALL circumcenter(xyz_i(n,:), x1, x2, xyz_v(n+z_pos(k+1),:)) |
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| 236 | ENDDO |
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| 237 | ENDDO |
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| 238 | ENDDO |
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| 239 | ENDDO |
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| 240 | |
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| 241 | |
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| 242 | ENDDO |
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| 243 | |
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| 244 | END SUBROUTINE optimize_geometry |
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| 245 | |
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| 246 | |
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| 247 | SUBROUTINE set_geometry |
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| 248 | USE metric |
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| 249 | USE vector |
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| 250 | USE spherical_geom_mod |
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| 251 | USE domain_mod |
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| 252 | USE dimensions |
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| 253 | USE transfert_mod |
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| 254 | IMPLICIT NONE |
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| 255 | |
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| 256 | REAL(rstd) :: surf(6) |
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| 257 | REAL(rstd) :: surf_v(6) |
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| 258 | REAL(rstd) :: vect(3,6) |
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| 259 | REAL(rstd) :: centr(3) |
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| 260 | REAL(rstd) :: vet(3),vep(3) |
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| 261 | INTEGER :: ind,i,j,k,n |
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| 262 | TYPE(t_domain),POINTER :: d |
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| 263 | REAL(rstd) :: S |
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| 264 | REAL(rstd) :: w(6) |
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| 265 | REAL(rstd) :: lon,lat |
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| 266 | INTEGER :: ii_glo,jj_glo |
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| 267 | REAL(rstd) :: S1,S2 |
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| 268 | |
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| 269 | |
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| 270 | CALL optimize_geometry |
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| 271 | |
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| 272 | DO ind=1,ndomain |
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| 273 | d=>domain(ind) |
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| 274 | CALL swap_dimensions(ind) |
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| 275 | CALL swap_geometry(ind) |
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| 276 | DO j=jj_begin-1,jj_end+1 |
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| 277 | DO i=ii_begin-1,ii_end+1 |
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| 278 | n=(j-1)*iim+i |
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| 279 | |
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| 280 | DO k=0,5 |
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| 281 | ne(n,k+1)=d%ne(k,i,j) |
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| 282 | ENDDO |
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| 283 | |
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| 284 | ! xyz_i(n,:)=d%xyz(:,i,j) |
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| 285 | ! xyz_v(n+z_up,:)=d%vertex(:,vup-1,i,j) |
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| 286 | ! xyz_v(n+z_down,:)=d%vertex(:,vdown-1,i,j) |
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| 287 | |
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| 288 | vect(:,1)=xyz_v(n+z_rup,:) |
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| 289 | vect(:,2)=xyz_v(n+z_up,:) |
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| 290 | vect(:,3)=xyz_v(n+z_lup,:) |
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| 291 | vect(:,4)=xyz_v(n+z_ldown,:) |
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| 292 | vect(:,5)=xyz_v(n+z_down,:) |
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| 293 | vect(:,6)=xyz_v(n+z_rdown,:) |
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| 294 | CALL compute_centroid(vect,6,centr) |
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| 295 | centroid(n,:)=centr(:) |
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| 296 | |
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| 297 | |
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| 298 | CALL xyz2lonlat(xyz_v(n+z_up,:),lon,lat) |
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| 299 | fv(n+z_up)=2*sin(lat)*omega |
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| 300 | CALL xyz2lonlat(xyz_v(n+z_down,:),lon,lat) |
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| 301 | fv(n+z_down)=2*sin(lat)*omega |
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| 302 | |
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| 303 | bi(n)=0. |
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| 304 | |
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| 305 | ! CALL dist_cart(d%xyz(:,i,j),d%neighbour(:,right-1,i,j),de(n+u_right)) |
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| 306 | ! CALL dist_cart(d%xyz(:,i,j),d%neighbour(:,lup-1,i,j),de(n+u_lup)) |
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| 307 | ! CALL dist_cart(d%xyz(:,i,j),d%neighbour(:,ldown-1,i,j),de(n+u_ldown)) |
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| 308 | |
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| 309 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_right,:),de(n+u_right)) |
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| 310 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_lup,:),de(n+u_lup)) |
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| 311 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_ldown,:),de(n+u_ldown)) |
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| 312 | |
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| 313 | ! CALL div_arc_bis(d%xyz(:,i,j),d%neighbour(:,right-1,i,j),0.5,xyz_e(n+u_right,:)) |
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| 314 | ! CALL div_arc_bis(d%xyz(:,i,j),d%neighbour(:,lup-1,i,j),0.5,xyz_e(n+u_lup,:)) |
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| 315 | ! CALL div_arc_bis(d%xyz(:,i,j),d%neighbour(:,ldown-1,i,j),0.5,xyz_e(n+u_ldown,:)) |
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| 316 | |
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| 317 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_right,:),0.5,xyz_e(n+u_right,:)) |
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| 318 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_lup,:),0.5,xyz_e(n+u_lup,:)) |
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| 319 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_ldown,:),0.5,xyz_e(n+u_ldown,:)) |
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| 320 | |
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| 321 | ! CALL dist_cart(d%vertex(:,vrdown-1,i,j),d%vertex(:,vrup-1,i,j),le(n+u_right)) |
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| 322 | ! CALL dist_cart(d%vertex(:,vup-1,i,j),d%vertex(:,vlup-1,i,j),le(n+u_lup)) |
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| 323 | ! CALL dist_cart(d%vertex(:,vldown-1,i,j),d%vertex(:,vdown-1,i,j),le(n+u_ldown)) |
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| 324 | |
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| 325 | CALL dist_cart(xyz_v(n+z_rdown,:), xyz_v(n+z_rup,:),le(n+u_right)) |
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| 326 | CALL dist_cart(xyz_v(n+z_up,:), xyz_v(n+z_lup,:),le(n+u_lup)) |
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| 327 | CALL dist_cart(xyz_v(n+z_ldown,:), xyz_v(n+z_down,:),le(n+u_ldown)) |
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| 328 | |
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| 329 | Ai(n)=0 |
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| 330 | DO k=0,5 |
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| 331 | ! CALL surf_triangle(d%xyz(:,i,j),d%neighbour(:,k,i,j),d%neighbour(:,MOD((k+1+6),6),i,j),surf_v(k+1)) |
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| 332 | ! CALL surf_triangle(d%xyz(:,i,j),d%vertex(:,MOD((k-1+6),6),i,j),d%vertex(:,k,i,j),surf(k+1)) |
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| 333 | CALL surf_triangle(xyz_i(n,:),xyz_i(n+t_pos(k+1),:),xyz_i(n+t_pos(MOD((k+1+6),6)+1),:),surf_v(k+1)) |
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| 334 | CALL surf_triangle(xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:),surf(k+1)) |
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| 335 | Ai(n)=Ai(n)+surf(k+1) |
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| 336 | IF (i==ii_end .AND. j==jj_begin) THEN |
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| 337 | IF (Ai(n)<1e20) THEN |
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| 338 | ELSE |
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| 339 | PRINT *,"PB !!",Ai(n),k,surf(k+1) |
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| 340 | PRINT*,xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:) |
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| 341 | ENDIF |
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| 342 | ENDIF |
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| 343 | ENDDO |
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| 344 | |
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| 345 | ! Sign convention : Ringler et al., JCP 2010, eq. 21 p. 3071 |
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| 346 | ! Normal component is along outgoing normal vector if ne=1 |
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| 347 | |
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| 348 | CALL cross_product2(xyz_v(n+z_rdown,:),xyz_v(n+z_rup,:),vep) |
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| 349 | IF (norm(vep)>1e-30) THEN |
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| 350 | vep(:)=vep(:)/norm(vep) ! Inward normal vector |
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| 351 | CALL cross_product2(vep,xyz_e(n+u_right,:),vet) ! Counter-clockwise tangent vector |
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| 352 | vet(:)=vet(:)/norm(vet) |
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| 353 | ep_e(n+u_right,:)=-vep(:)*ne(n,right) |
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| 354 | et_e(n+u_right,:)=vet(:)*ne(n,right) |
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| 355 | ENDIF |
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| 356 | |
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| 357 | CALL cross_product2(xyz_v(n+z_up,:),xyz_v(n+z_lup,:),vep) |
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| 358 | IF (norm(vep)>1e-30) THEN |
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| 359 | vep(:)=vep(:)/norm(vep) |
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| 360 | CALL cross_product2(vep,xyz_e(n+u_lup,:),vet) |
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| 361 | vet(:)=vet(:)/norm(vet) |
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| 362 | ep_e(n+u_lup,:)=-vep(:)*ne(n,lup) |
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| 363 | et_e(n+u_lup,:)=vet(:)*ne(n,lup) |
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| 364 | ENDIF |
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| 365 | |
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| 366 | CALL cross_product2(xyz_v(n+z_ldown,:),xyz_v(n+z_down,:),vep) |
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| 367 | IF (norm(vep)>1e-30) THEN |
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| 368 | vep(:)=vep(:)/norm(vep) |
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| 369 | CALL cross_product2(vep,xyz_e(n+u_ldown,:),vet) |
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| 370 | vet(:)=vet(:)/norm(vet) |
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| 371 | ep_e(n+u_ldown,:)=-vep(:)*ne(n,ldown) |
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| 372 | et_e(n+u_ldown,:)=vet(:)*ne(n,ldown) |
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| 373 | ENDIF |
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| 374 | |
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| 375 | CALL xyz2lonlat(xyz_i(n,:),lon,lat) |
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| 376 | elon_i(n,1) = -sin(lon) |
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| 377 | elon_i(n,2) = cos(lon) |
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| 378 | elon_i(n,3) = 0 |
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| 379 | elat_i(n,1) = -cos(lon)*sin(lat) |
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| 380 | elat_i(n,2) = -sin(lon)*sin(lat) |
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| 381 | elat_i(n,3) = cos(lat) |
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| 382 | |
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| 383 | |
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| 384 | CALL xyz2lonlat(xyz_e(n+u_right,:),lon,lat) |
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| 385 | elon_e(n+u_right,1) = -sin(lon) |
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| 386 | elon_e(n+u_right,2) = cos(lon) |
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| 387 | elon_e(n+u_right,3) = 0 |
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| 388 | elat_e(n+u_right,1) = -cos(lon)*sin(lat) |
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| 389 | elat_e(n+u_right,2) = -sin(lon)*sin(lat) |
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| 390 | elat_e(n+u_right,3) = cos(lat) |
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| 391 | |
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| 392 | CALL xyz2lonlat(xyz_e(n+u_lup,:),lon,lat) |
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| 393 | elon_e(n+u_lup,1) = -sin(lon) |
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| 394 | elon_e(n+u_lup,2) = cos(lon) |
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| 395 | elon_e(n+u_lup,3) = 0 |
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| 396 | elat_e(n+u_lup,1) = -cos(lon)*sin(lat) |
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| 397 | elat_e(n+u_lup,2) = -sin(lon)*sin(lat) |
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| 398 | elat_e(n+u_lup,3) = cos(lat) |
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| 399 | |
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| 400 | CALL xyz2lonlat(xyz_e(n+u_ldown,:),lon,lat) |
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| 401 | elon_e(n+u_ldown,1) = -sin(lon) |
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| 402 | elon_e(n+u_ldown,2) = cos(lon) |
|---|
| 403 | elon_e(n+u_ldown,3) = 0 |
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| 404 | elat_e(n+u_ldown,1) = -cos(lon)*sin(lat) |
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| 405 | elat_e(n+u_ldown,2) = -sin(lon)*sin(lat) |
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| 406 | elat_e(n+u_ldown,3) = cos(lat) |
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| 407 | |
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| 408 | |
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| 409 | DO k=0,5 |
|---|
| 410 | ! CALL surf_triangle(d%xyz(:,i,j),d%vertex(:,k,i,j),d%neighbour(:,k,i,j),S1) |
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| 411 | ! CALL surf_triangle(d%xyz(:,i,j),d%vertex(:,k,i,j),d%neighbour(:,MOD(k+1+6,6),i,j),S2) |
|---|
| 412 | CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(k+1),:),S1) |
|---|
| 413 | CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(MOD(k+1+6,6)+1),:),S2) |
|---|
| 414 | Riv(n,k+1)=0.5*(S1+S2)/Ai(n) |
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| 415 | Riv2(n,k+1)=0.5*(S1+S2)/surf_v(k+1) |
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| 416 | ENDDO |
|---|
| 417 | |
|---|
| 418 | DO k=1,6 |
|---|
| 419 | IF (ABS(surf_v(k))<1e-30) THEN |
|---|
| 420 | Riv(n,k)=0. |
|---|
| 421 | ENDIF |
|---|
| 422 | ENDDO |
|---|
| 423 | |
|---|
| 424 | Av(n+z_up)=surf_v(vup)+1e-100 |
|---|
| 425 | Av(n+z_down)=surf_v(vdown)+1e-100 |
|---|
| 426 | |
|---|
| 427 | ENDDO |
|---|
| 428 | ENDDO |
|---|
| 429 | |
|---|
| 430 | DO j=jj_begin,jj_end |
|---|
| 431 | DO i=ii_begin,ii_end |
|---|
| 432 | n=(j-1)*iim+i |
|---|
| 433 | |
|---|
| 434 | CALL compute_wee(n,right,w) |
|---|
| 435 | Wee(n+u_right,:,1)=w(1:5) |
|---|
| 436 | |
|---|
| 437 | CALL compute_wee(n+t_right,left,w) |
|---|
| 438 | Wee(n+u_right,:,2)=w(1:5) |
|---|
| 439 | |
|---|
| 440 | |
|---|
| 441 | CALL compute_wee(n,lup,w) |
|---|
| 442 | Wee(n+u_lup,:,1)=w(1:5) |
|---|
| 443 | |
|---|
| 444 | CALL compute_wee(n+t_lup,rdown,w) |
|---|
| 445 | Wee(n+u_lup,:,2)=w(1:5) |
|---|
| 446 | |
|---|
| 447 | |
|---|
| 448 | CALL compute_wee(n,ldown,w) |
|---|
| 449 | Wee(n+u_ldown,:,1)=w(1:5) |
|---|
| 450 | |
|---|
| 451 | CALL compute_wee(n+t_ldown,rup,w) |
|---|
| 452 | Wee(n+u_ldown,:,2)=w(1:5) |
|---|
| 453 | |
|---|
| 454 | ENDDO |
|---|
| 455 | ENDDO |
|---|
| 456 | |
|---|
| 457 | DO j=jj_begin,jj_end |
|---|
| 458 | DO i=ii_begin,ii_end |
|---|
| 459 | n=(j-1)*iim+i |
|---|
| 460 | ii_glo=d%ii_begin_glo-d%ii_begin+i |
|---|
| 461 | jj_glo=d%jj_begin_glo-d%jj_begin+j |
|---|
| 462 | |
|---|
| 463 | IF (ii_glo==1 .AND. jj_glo==1) THEN |
|---|
| 464 | le(n+u_ldown)=0 |
|---|
| 465 | xyz_v(n+z_ldown,:)=xyz_v(n+z_down,:) |
|---|
| 466 | |
|---|
| 467 | ENDIF |
|---|
| 468 | |
|---|
| 469 | IF (ii_glo==iim_glo .AND. jj_glo==1) THEN |
|---|
| 470 | le(n+u_right)=0 |
|---|
| 471 | xyz_v(n+z_rdown,:)=xyz_v(n+z_rup,:) |
|---|
| 472 | ENDIF |
|---|
| 473 | |
|---|
| 474 | IF (ii_glo==iim_glo .AND. jj_glo==jjm_glo) THEN |
|---|
| 475 | le(n+u_rup)=0 |
|---|
| 476 | xyz_v(n+z_rup,:)=xyz_v(n+z_up,:) |
|---|
| 477 | ENDIF |
|---|
| 478 | |
|---|
| 479 | IF (ii_glo==1 .AND. jj_glo==jjm_glo) THEN |
|---|
| 480 | le(n+u_lup)=0 |
|---|
| 481 | xyz_v(n+z_up,:)=xyz_v(n+z_lup,:) |
|---|
| 482 | ENDIF |
|---|
| 483 | |
|---|
| 484 | ENDDO |
|---|
| 485 | ENDDO |
|---|
| 486 | |
|---|
| 487 | DO j=jj_begin-1,jj_end+1 |
|---|
| 488 | DO i=ii_begin-1,ii_end+1 |
|---|
| 489 | n=(j-1)*iim+i |
|---|
| 490 | xyz_i(n,:)=xyz_i(n,:) * radius |
|---|
| 491 | xyz_v(n+z_up,:)=xyz_v(n+z_up,:) * radius |
|---|
| 492 | xyz_v(n+z_down,:)=xyz_v(n+z_down,:) *radius |
|---|
| 493 | de(n+u_right)=de(n+u_right) * radius |
|---|
| 494 | de(n+u_lup)=de(n+u_lup)*radius |
|---|
| 495 | de(n+u_ldown)=de(n+u_ldown)*radius |
|---|
| 496 | xyz_e(n+u_right,:)=xyz_e(n+u_right,:)*radius |
|---|
| 497 | xyz_e(n+u_lup,:)=xyz_e(n+u_lup,:)*radius |
|---|
| 498 | xyz_e(n+u_ldown,:)=xyz_e(n+u_ldown,:)*radius |
|---|
| 499 | le(n+u_right)=le(n+u_right)*radius |
|---|
| 500 | le(n+u_lup)=le(n+u_lup)*radius |
|---|
| 501 | le(n+u_ldown)=le(n+u_ldown)*radius |
|---|
| 502 | Ai(n)=Ai(n)*radius**2 |
|---|
| 503 | Av(n+z_up)=Av(n+z_up)*radius**2 |
|---|
| 504 | Av(n+z_down)=Av(n+z_down)*radius**2 |
|---|
| 505 | ENDDO |
|---|
| 506 | ENDDO |
|---|
| 507 | |
|---|
| 508 | ENDDO |
|---|
| 509 | CALL transfert_request(geom%Ai,req_i1) |
|---|
| 510 | CALL transfert_request(geom%centroid,req_i1) |
|---|
| 511 | CALL surf_triangle(d%xyz(:,ii_begin,jj_begin),d%xyz(:,ii_begin,jj_end),d%xyz(:,ii_end,jj_begin),S) |
|---|
| 512 | ! PRINT *,"Surf triangle : ",S*20/(4*Pi) |
|---|
| 513 | |
|---|
| 514 | END SUBROUTINE set_geometry |
|---|
| 515 | |
|---|
| 516 | SUBROUTINE compute_wee(n,pos,w) |
|---|
| 517 | IMPLICIT NONE |
|---|
| 518 | INTEGER,INTENT(IN) :: n |
|---|
| 519 | INTEGER,INTENT(IN) :: pos |
|---|
| 520 | REAL(rstd),INTENT(OUT) ::w(6) |
|---|
| 521 | |
|---|
| 522 | REAL(rstd) :: ne_(0:5) |
|---|
| 523 | REAL(rstd) :: Riv_(6) |
|---|
| 524 | INTEGER :: k |
|---|
| 525 | |
|---|
| 526 | |
|---|
| 527 | DO k=0,5 |
|---|
| 528 | ne_(k)=ne(n,MOD(pos-1+k+6,6)+1) |
|---|
| 529 | Riv_(k+1)=Riv(n,MOD(pos-1+k+6,6)+1) |
|---|
| 530 | ENDDO |
|---|
| 531 | |
|---|
| 532 | w(1)=-ne_(0)*ne_(1)*(Riv_(1)-0.5) |
|---|
| 533 | w(2)=-ne_(2)*(ne_(0)*Riv_(2)-w(1)*ne_(1)) |
|---|
| 534 | w(3)=-ne_(3)*(ne_(0)*Riv_(3)-w(2)*ne_(2)) |
|---|
| 535 | w(4)=-ne_(4)*(ne_(0)*Riv_(4)-w(3)*ne_(3)) |
|---|
| 536 | w(5)=-ne_(5)*(ne_(0)*Riv_(5)-w(4)*ne_(4)) |
|---|
| 537 | w(6)=ne_(0)*ne_(5)*(Riv_(6)-0.5) |
|---|
| 538 | |
|---|
| 539 | ! IF ( ABS(w(5)-w(6))>1e-20) PRINT *, "pb pour wee : w(5)!=w(6)",sum(Riv_(:)) |
|---|
| 540 | |
|---|
| 541 | END SUBROUTINE compute_wee |
|---|
| 542 | |
|---|
| 543 | |
|---|
| 544 | |
|---|
| 545 | SUBROUTINE compute_geometry |
|---|
| 546 | IMPLICIT NONE |
|---|
| 547 | CALL allocate_geometry |
|---|
| 548 | CALL set_geometry |
|---|
| 549 | |
|---|
| 550 | END SUBROUTINE compute_geometry |
|---|
| 551 | |
|---|
| 552 | END MODULE geometry |
|---|
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