[1] | 1 | SUBROUTINE gradiv_p(klevel, xcov, ycov, ld, gdx_out, gdy_out ) |
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| 2 | c |
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| 3 | c Auteur : P. Le Van |
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| 4 | c |
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| 5 | c *************************************************************** |
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| 6 | c |
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| 7 | c ld |
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| 8 | c calcul de (grad (div) ) du vect. v .... |
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| 9 | c |
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| 10 | c xcov et ycov etant les composant.covariantes de v |
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| 11 | c **************************************************************** |
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| 12 | c xcov , ycov et ld sont des arguments d'entree pour le s-prog |
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| 13 | c gdx et gdy sont des arguments de sortie pour le s-prog |
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| 14 | c |
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| 15 | c |
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| 16 | USE parallel |
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| 17 | USE times |
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| 18 | IMPLICIT NONE |
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| 19 | c |
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| 20 | #include "dimensions.h" |
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| 21 | #include "paramet.h" |
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| 22 | #include "comdissipn.h" |
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| 23 | #include "logic.h" |
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| 24 | |
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| 25 | INTEGER klevel |
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| 26 | c |
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| 27 | REAL xcov( ip1jmp1,klevel ), ycov( ip1jm,klevel ) |
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| 28 | REAL,SAVE :: gdx( ip1jmp1,llm ), gdy( ip1jm,llm ) |
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| 29 | |
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| 30 | REAL gdx_out( ip1jmp1,klevel ), gdy_out( ip1jm,klevel ) |
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| 31 | |
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| 32 | REAL,SAVE :: div(ip1jmp1,llm) |
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| 33 | |
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| 34 | INTEGER l,ij,iter,ld |
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| 35 | c |
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| 36 | INTEGER ijb,ije,jjb,jje |
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| 37 | c |
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| 38 | c |
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| 39 | c CALL SCOPY( ip1jmp1*klevel,xcov,1,gdx,1 ) |
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| 40 | c CALL SCOPY( ip1jm*klevel, ycov,1,gdy,1 ) |
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| 41 | |
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| 42 | ijb=ij_begin |
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| 43 | ije=ij_end |
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| 44 | |
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| 45 | c$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
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| 46 | DO l = 1,klevel |
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| 47 | gdx(ijb:ije,l)=xcov(ijb:ije,l) |
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| 48 | ENDDO |
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| 49 | c$OMP END DO NOWAIT |
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| 50 | |
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| 51 | ijb=ij_begin |
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| 52 | ije=ij_end |
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| 53 | if(pole_sud) ije=ij_end-iip1 |
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| 54 | |
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| 55 | c$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
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| 56 | DO l = 1,klevel |
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| 57 | gdy(ijb:ije,l)=ycov(ijb:ije,l) |
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| 58 | ENDDO |
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| 59 | c$OMP END DO NOWAIT |
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| 60 | |
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| 61 | c |
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| 62 | DO 10 iter = 1,ld |
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| 63 | |
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| 64 | c$OMP BARRIER |
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| 65 | c$OMP MASTER |
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| 66 | call suspend_timer(timer_dissip) |
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| 67 | call exchange_Hallo(gdy,ip1jm,llm,1,0) |
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| 68 | call resume_timer(timer_dissip) |
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| 69 | c$OMP END MASTER |
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| 70 | c$OMP BARRIER |
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| 71 | |
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| 72 | CALL diverg_p( klevel, gdx , gdy, div ) |
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| 73 | |
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| 74 | jjb=jj_begin |
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| 75 | jje=jj_end |
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| 76 | CALL filtreg_p( div,jjb,jje, jjp1, klevel, 2,1, .true.,2 ) |
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| 77 | |
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| 78 | c call exchange_Hallo(div,ip1jmp1,llm,0,1) |
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| 79 | |
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| 80 | c$OMP BARRIER |
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| 81 | c$OMP MASTER |
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| 82 | call suspend_timer(timer_dissip) |
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| 83 | call exchange_Hallo(div,ip1jmp1,llm,1,1) |
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| 84 | call resume_timer(timer_dissip) |
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| 85 | c$OMP END MASTER |
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| 86 | c$OMP BARRIER |
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| 87 | |
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| 88 | CALL grad_p( klevel, div, gdx, gdy ) |
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| 89 | c |
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| 90 | |
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| 91 | c$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
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| 92 | DO 5 l = 1, klevel |
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| 93 | |
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| 94 | if(pole_sud) ije=ij_end |
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| 95 | DO 3 ij = ijb, ije |
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| 96 | gdx_out( ij,l ) = - gdx( ij,l ) * cdivu |
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| 97 | 3 CONTINUE |
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| 98 | |
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| 99 | if(pole_sud) ije=ij_end-iip1 |
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| 100 | DO 4 ij = ijb, ije |
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| 101 | gdy_out( ij,l ) = - gdy( ij,l ) * cdivu |
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| 102 | 4 CONTINUE |
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| 103 | |
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| 104 | 5 CONTINUE |
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| 105 | c$OMP END DO NOWAIT |
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| 106 | c |
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| 107 | 10 CONTINUE |
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| 108 | RETURN |
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| 109 | END |
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