| 1 | MODULE vorticity_mod |
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| 2 | |
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| 3 | CONTAINS |
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| 4 | |
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| 5 | SUBROUTINE vorticity(f_ue,f_vort) |
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| 6 | USE icosa |
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| 7 | IMPLICIT NONE |
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| 8 | TYPE(t_field), POINTER :: f_ue(:) |
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| 9 | TYPE(t_field), POINTER :: f_vort(:) |
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| 10 | |
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| 11 | REAL(rstd), POINTER :: ue(:,:) |
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| 12 | REAL(rstd), POINTER :: vort(:,:) |
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| 13 | INTEGER :: ind |
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| 14 | |
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| 15 | CALL transfert_request(f_ue,req_e1_vect) |
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| 16 | |
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| 17 | DO ind=1,ndomain |
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| 18 | IF (.NOT. assigned_domain(ind)) CYCLE |
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| 19 | CALL swap_dimensions(ind) |
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| 20 | CALL swap_geometry(ind) |
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| 21 | ue=f_ue(ind) |
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| 22 | vort=f_vort(ind) |
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| 23 | CALL compute_vorticity(ue, vort) |
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| 24 | ENDDO |
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| 25 | |
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| 26 | END SUBROUTINE vorticity |
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| 27 | |
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| 28 | SUBROUTINE compute_vorticity(ue,vort) |
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| 29 | USE icosa |
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| 30 | USE disvert_mod |
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| 31 | USE omp_para |
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| 32 | IMPLICIT NONE |
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| 33 | REAL(rstd),INTENT(IN) :: ue(3*iim*jjm,llm) |
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| 34 | REAL(rstd),INTENT(OUT) :: vort(2*iim*jjm,llm) |
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| 35 | INTEGER :: i,j,ij,l |
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| 36 | |
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| 37 | DO l = ll_begin,ll_end |
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| 38 | DO j=jj_begin-1,jj_end+1 |
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| 39 | DO i=ii_begin-1,ii_end+1 |
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| 40 | ij=(j-1)*iim+i |
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| 41 | |
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| 42 | vort(ij+z_up,l) = 1./Av(ij+z_up)*( ne(ij,rup) * ue(ij+u_rup,l) * de(ij+u_rup) & |
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| 43 | + ne(ij+t_rup,left) * ue(ij+t_rup+u_left,l) * de(ij+t_rup+u_left) & |
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| 44 | - ne(ij,lup) * ue(ij+u_lup,l) * de(ij+u_lup) ) |
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| 45 | |
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| 46 | vort(ij+z_down,l) = 1./Av(ij+z_down)*( ne(ij,ldown) * ue(ij+u_ldown,l) * de(ij+u_ldown) & |
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| 47 | + ne(ij+t_ldown,right) * ue(ij+t_ldown+u_right,l) * de(ij+t_ldown+u_right) & |
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| 48 | - ne(ij,rdown) * ue(ij+u_rdown,l) * de(ij+u_rdown) ) |
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| 49 | |
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| 50 | ENDDO |
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| 51 | ENDDO |
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| 52 | ENDDO |
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| 53 | |
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| 54 | END SUBROUTINE compute_vorticity |
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| 55 | |
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| 56 | END MODULE vorticity_mod |
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