| [2759] | 1 | !WRF:MODEL_LAYER:DYNAMICS |
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| 2 | ! |
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| 3 | |
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| 4 | MODULE module_exp |
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| 5 | |
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| 6 | USE module_state_description |
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| 7 | |
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| 8 | CONTAINS |
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| 9 | |
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| 10 | !------------------------------------------------------------------------ |
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| 11 | |
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| 12 | SUBROUTINE relax_1_into_2 ( x1, x2, & |
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| 13 | ids, ide, jds, jde, kds, kde, & |
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| 14 | ims, ime, jms, jme, kms, kme, & |
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| 15 | its, ite, jts, jte, kts, kte ) |
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| 16 | |
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| 17 | IMPLICIT NONE |
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| 18 | |
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| 19 | |
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| 20 | ! Input data. |
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| 21 | |
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| 22 | INTEGER , INTENT(IN ) :: ids, ide, jds, jde, kds, kde, & |
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| 23 | ims, ime, jms, jme, kms, kme, & |
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| 24 | its, ite, jts, jte, kts, kte |
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| 25 | |
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| 26 | REAL , DIMENSION( ims:ime , kms:kme, jms:jme ) , & |
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| 27 | INTENT(IN ) :: x1 |
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| 28 | |
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| 29 | REAL , DIMENSION( ims:ime , kms:kme , jms:jme ) , & |
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| 30 | INTENT( OUT) :: x2 |
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| 31 | |
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| 32 | integer :: k, i, j |
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| 33 | |
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| 34 | |
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| 35 | DO j = jts, jte |
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| 36 | IF ( j > jds .AND. j < jde-1 ) THEN ! jde-1 because x is not staggered in Y |
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| 37 | DO k = kts, kte |
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| 38 | DO i = its, ite |
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| 39 | IF ( i > ids .AND. i < ide-1 ) THEN ! ide-1 because x is not staggered in X |
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| 40 | x2(i,k,j) = 0.25*(x1(i+1,k,j)+x1(i-1,k,j)+x1(i,k,j+1)+x1(i,k,j-1)) |
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| 41 | ENDIF |
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| 42 | ENDDO |
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| 43 | ENDDO |
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| 44 | ENDIF |
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| 45 | ENDDO |
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| 46 | |
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| 47 | END SUBROUTINE relax_1_into_2 |
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| 48 | |
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| 49 | !------------------------------------------------------------------------------- |
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| 50 | |
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| 51 | SUBROUTINE copy_2_into_1 ( x2, x1, & |
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| 52 | ids, ide, jds, jde, kds, kde, & |
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| 53 | ims, ime, jms, jme, kms, kme, & |
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| 54 | its, ite, jts, jte, kts, kte ) |
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| 55 | |
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| 56 | IMPLICIT NONE |
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| 57 | |
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| 58 | |
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| 59 | ! Input data. |
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| 60 | |
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| 61 | INTEGER , INTENT(IN ) :: ids, ide, jds, jde, kds, kde, & |
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| 62 | ims, ime, jms, jme, kms, kme, & |
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| 63 | its, ite, jts, jte, kts, kte |
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| 64 | |
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| 65 | REAL , DIMENSION( ims:ime , kms:kme, jms:jme ) , & |
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| 66 | INTENT(IN ) :: x2 |
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| 67 | |
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| 68 | REAL , DIMENSION( ims:ime , kms:kme , jms:jme ) , & |
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| 69 | INTENT( OUT) :: x1 |
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| 70 | |
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| 71 | integer :: k, i, j |
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| 72 | |
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| 73 | DO j = jts, jte |
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| 74 | IF ( j > jds .AND. j < jde-1 ) THEN |
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| 75 | DO k = kts, kte |
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| 76 | DO i = its, ite |
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| 77 | IF ( i > ids .AND. i < ide-1 ) THEN |
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| 78 | x1(i,k,j) = x2(i,k,j) |
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| 79 | ENDIF |
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| 80 | ENDDO |
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| 81 | ENDDO |
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| 82 | ENDIF |
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| 83 | ENDDO |
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| 84 | |
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| 85 | END SUBROUTINE copy_2_into_1 |
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| 86 | |
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| 87 | !------------------------------------------------------------------------------- |
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| 88 | |
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| 89 | END MODULE module_exp |
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| 90 | |
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