[12] | 1 | MODULE timeloop_gcm_mod |
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| 2 | USE genmod |
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| 3 | USE transfert_mod |
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| 4 | USE etat0_mod |
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| 5 | |
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| 6 | INTEGER,PARAMETER :: euler=1, leapfrog=2, leapfrog_matsuno=3, adam_bashforth=4 |
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| 7 | |
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| 8 | CONTAINS |
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| 9 | |
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| 10 | SUBROUTINE timeloop |
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| 11 | USE field_mod |
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| 12 | USE domain_mod |
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| 13 | USE write_field |
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| 14 | USE dimensions |
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| 15 | USE geometry |
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| 16 | USE transfert_mod |
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| 17 | USE metric |
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| 18 | USE dissip_mod |
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| 19 | USE ioipsl |
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| 20 | USE caldyn_gcm_mod |
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| 21 | USE theta2theta_rhodz_mod |
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| 22 | USE etat0_mod |
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| 23 | IMPLICIT NONE |
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| 24 | TYPE(t_field),POINTER :: f_phis(:) |
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| 25 | TYPE(t_field),POINTER :: f_theta(:) |
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| 26 | TYPE(t_field),POINTER :: f_ps(:),f_psm1(:), f_psm2(:) |
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| 27 | TYPE(t_field),POINTER :: f_u(:),f_um1(:),f_um2(:) |
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| 28 | TYPE(t_field),POINTER :: f_theta_rhodz(:),f_theta_rhodzm1(:),f_theta_rhodzm2(:) |
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| 29 | TYPE(t_field),POINTER :: f_dps(:),f_dpsm1(:), f_dpsm2(:) |
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| 30 | TYPE(t_field),POINTER :: f_du(:),f_dum1(:),f_dum2(:) |
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| 31 | TYPE(t_field),POINTER :: f_dtheta_rhodz(:),f_dtheta_rhodzm1(:),f_dtheta_rhodzm2(:) |
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| 32 | |
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| 33 | REAL(rstd),POINTER :: phis(:) |
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| 34 | REAL(rstd),POINTER :: ps(:) ,psm1(:), psm2(:) |
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| 35 | REAL(rstd),POINTER :: u(:,:) , um1(:,:), um2(:,:) |
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| 36 | REAL(rstd),POINTER :: theta_rhodz(:,:) , theta_rhodzm1(:,:), theta_rhodzm2(:,:) |
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| 37 | REAL(rstd),POINTER :: dps(:), dpsm1(:), dpsm2(:) |
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| 38 | REAL(rstd),POINTER :: du(:,:), dum1(:,:), dum2(:,:) |
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| 39 | REAL(rstd),POINTER :: dtheta_rhodz(:,:),dtheta_rhodzm1(:,:),dtheta_rhodzm2(:,:) |
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| 40 | REAL(rstd) :: dt |
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| 41 | INTEGER :: ind |
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| 42 | INTEGER :: it,i,j,n |
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| 43 | INTEGER :: scheme |
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| 44 | INTEGER :: matsuno_period |
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| 45 | INTEGER :: itaumax |
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| 46 | |
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| 47 | |
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| 48 | dt=90. |
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| 49 | CALL getin('dt',dt) |
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| 50 | |
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| 51 | itaumax=100 |
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| 52 | CALL getin('itaumax',itaumax) |
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| 53 | |
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| 54 | scheme=leapfrog_matsuno |
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| 55 | CALL getin('scheme',scheme) |
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| 56 | |
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| 57 | matsuno_period=5 |
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| 58 | CALL getin('matsuno_period',matsuno_period) |
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| 59 | IF (scheme==leapfrog) matsuno_period=itaumax+1 |
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| 60 | |
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| 61 | |
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| 62 | |
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| 63 | CALL allocate_field(f_phis,field_t,type_real) |
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| 64 | |
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| 65 | CALL allocate_field(f_ps,field_t,type_real) |
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| 66 | CALL allocate_field(f_psm1,field_t,type_real) |
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| 67 | CALL allocate_field(f_psm2,field_t,type_real) |
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| 68 | CALL allocate_field(f_dps,field_t,type_real) |
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| 69 | CALL allocate_field(f_dpsm1,field_t,type_real) |
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| 70 | CALL allocate_field(f_dpsm2,field_t,type_real) |
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| 71 | |
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| 72 | CALL allocate_field(f_u,field_u,type_real,llm) |
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| 73 | CALL allocate_field(f_um1,field_u,type_real,llm) |
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| 74 | CALL allocate_field(f_um2,field_u,type_real,llm) |
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| 75 | CALL allocate_field(f_du,field_u,type_real,llm) |
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| 76 | CALL allocate_field(f_dum1,field_u,type_real,llm) |
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| 77 | CALL allocate_field(f_dum2,field_u,type_real,llm) |
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| 78 | |
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| 79 | CALL allocate_field(f_theta_rhodz,field_t,type_real,llm) |
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| 80 | CALL allocate_field(f_theta_rhodzm1,field_t,type_real,llm) |
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| 81 | CALL allocate_field(f_theta_rhodzm2,field_t,type_real,llm) |
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| 82 | CALL allocate_field(f_dtheta_rhodz,field_t,type_real,llm) |
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| 83 | CALL allocate_field(f_dtheta_rhodzm1,field_t,type_real,llm) |
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| 84 | CALL allocate_field(f_dtheta_rhodzm2,field_t,type_real,llm) |
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| 85 | |
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| 86 | CALL allocate_caldyn |
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| 87 | |
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| 88 | ! CALL etat0_academic(f_ps,f_phis,f_theta_rhodz,f_u) |
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| 89 | CALL etat0_jablonowsky06(f_ps,f_phis,f_theta_rhodz,f_u) |
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| 90 | ! CALL test_etat0_jablonowsky06 |
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| 91 | |
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| 92 | DO it=0,itaumax |
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| 93 | PRINT *,"It No :",It |
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| 94 | |
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| 95 | CALL caldyn(f_phis,f_ps,f_theta_rhodz,f_u, f_dps, f_dtheta_rhodz, f_du) |
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| 96 | |
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| 97 | IF (scheme==Euler) THEN |
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| 98 | CALL euler_scheme |
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| 99 | ELSE IF (scheme==leapfrog) THEN |
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| 100 | CALL leapfrog_scheme |
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| 101 | ELSE IF (scheme==leapfrog_matsuno) THEN |
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| 102 | CALL leapfrog_matsuno_scheme |
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| 103 | ELSE IF (scheme==adam_bashforth) THEN |
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| 104 | CALL adam_bashforth_scheme |
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| 105 | ENDIF |
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| 106 | |
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| 107 | ENDDO |
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| 108 | |
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| 109 | CONTAINS |
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| 110 | |
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| 111 | SUBROUTINE Euler_scheme |
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| 112 | IMPLICIT NONE |
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| 113 | INTEGER :: ind |
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| 114 | |
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| 115 | DO ind=1,ndomain |
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| 116 | ps=f_ps(ind) ; u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
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| 117 | dps=f_dps(ind) ; du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
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| 118 | ps(:)=ps(:)+dt*dps(:) |
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| 119 | u(:,:)=u(:,:)+dt*du(:,:) |
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| 120 | theta_rhodz(:,:)=theta_rhodz(:,:)+dt*dtheta_rhodz(:,:) |
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| 121 | ENDDO |
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| 122 | |
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| 123 | END SUBROUTINE Euler_scheme |
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| 124 | |
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| 125 | SUBROUTINE leapfrog_scheme |
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| 126 | IMPLICIT NONE |
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| 127 | INTEGER :: ind |
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| 128 | |
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| 129 | DO ind=1,ndomain |
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| 130 | ps=f_ps(ind) ; u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
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| 131 | psm1=f_psm1(ind) ; um1=f_um1(ind) ; theta_rhodzm1=f_theta_rhodzm1(ind) |
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| 132 | psm2=f_psm2(ind) ; um2=f_um2(ind) ; theta_rhodzm2=f_theta_rhodzm2(ind) |
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| 133 | dps=f_dps(ind) ; du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
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| 134 | |
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| 135 | IF (it==0) THEN |
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| 136 | psm2(:)=ps(:) ; theta_rhodzm2(:,:)=theta_rhodz(:,:) ; um2(:,:)=u(:,:) |
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| 137 | |
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| 138 | ps(:)=ps(:)+dt*dps(:) |
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| 139 | u(:,:)=u(:,:)+dt*du(:,:) |
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| 140 | theta_rhodz(:,:)=theta_rhodz(:,:)+dt*dtheta_rhodz(:,:) |
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| 141 | |
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| 142 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
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| 143 | ELSE |
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| 144 | |
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| 145 | ps(:)=psm2(:)+2*dt*dps(:) |
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| 146 | u(:,:)=um2(:,:)+2*dt*du(:,:) |
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| 147 | theta_rhodz(:,:)=theta_rhodzm2(:,:)+2*dt*dtheta_rhodz(:,:) |
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| 148 | |
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| 149 | psm2(:)=psm1(:) ; theta_rhodzm2(:,:)=theta_rhodzm1(:,:) ; um2(:,:)=um1(:,:) |
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| 150 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
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| 151 | ENDIF |
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| 152 | |
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| 153 | ENDDO |
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| 154 | END SUBROUTINE leapfrog_scheme |
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| 155 | |
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| 156 | SUBROUTINE leapfrog_matsuno_scheme |
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| 157 | IMPLICIT NONE |
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| 158 | INTEGER :: ind |
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| 159 | |
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| 160 | DO ind=1,ndomain |
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| 161 | ps=f_ps(ind) ; u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
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| 162 | psm1=f_psm1(ind) ; um1=f_um1(ind) ; theta_rhodzm1=f_theta_rhodzm1(ind) |
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| 163 | psm2=f_psm2(ind) ; um2=f_um2(ind) ; theta_rhodzm2=f_theta_rhodzm2(ind) |
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| 164 | dps=f_dps(ind) ; du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
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| 165 | |
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| 166 | |
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| 167 | IF (MOD(it,matsuno_period+1)==0) THEN |
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| 168 | psm1(:)=ps(:) ; um1(:,:)=u(:,:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) |
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| 169 | ps(:)=psm1(:)+dt*dps(:) |
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| 170 | u(:,:)=um1(:,:)+dt*du(:,:) |
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| 171 | theta_rhodz(:,:)=theta_rhodzm1(:,:)+dt*dtheta_rhodz(:,:) |
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| 172 | |
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| 173 | ELSE IF (MOD(it,matsuno_period+1)==1) THEN |
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| 174 | |
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| 175 | ps(:)=psm1(:)+dt*dps(:) |
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| 176 | u(:,:)=um1(:,:)+dt*du(:,:) |
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| 177 | theta_rhodz(:,:)=theta_rhodzm1(:,:)+dt*dtheta_rhodz(:,:) |
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| 178 | |
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| 179 | psm2(:)=psm1(:) ; theta_rhodzm2(:,:)=theta_rhodzm1(:,:) ; um2(:,:)=um1(:,:) |
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| 180 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
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| 181 | |
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| 182 | ELSE |
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| 183 | |
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| 184 | ps(:)=psm2(:)+2*dt*dps(:) |
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| 185 | u(:,:)=um2(:,:)+2*dt*du(:,:) |
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| 186 | theta_rhodz(:,:)=theta_rhodzm2(:,:)+2*dt*dtheta_rhodz(:,:) |
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| 187 | |
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| 188 | psm2(:)=psm1(:) ; theta_rhodzm2(:,:)=theta_rhodzm1(:,:) ; um2(:,:)=um1(:,:) |
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| 189 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
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| 190 | |
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| 191 | ENDIF |
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| 192 | |
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| 193 | ENDDO |
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| 194 | |
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| 195 | END SUBROUTINE leapfrog_matsuno_scheme |
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| 196 | |
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| 197 | SUBROUTINE adam_bashforth_scheme |
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| 198 | IMPLICIT NONE |
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| 199 | INTEGER :: ind |
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| 200 | |
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| 201 | DO ind=1,ndomain |
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| 202 | ps=f_ps(ind) ; u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
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| 203 | dps=f_dps(ind) ; du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
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| 204 | dpsm1=f_dpsm1(ind) ; dum1=f_dum1(ind) ; dtheta_rhodzm1=f_dtheta_rhodzm1(ind) |
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| 205 | dpsm2=f_dpsm2(ind) ; dum2=f_dum2(ind) ; dtheta_rhodzm2=f_dtheta_rhodzm2(ind) |
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| 206 | |
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| 207 | IF (it==0) THEN |
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| 208 | dpsm1(:)=dps(:) ; dum1(:,:)=du(:,:) ; dtheta_rhodzm1(:,:)=dtheta_rhodz(:,:) |
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| 209 | dpsm2(:)=dpsm1(:) ; dum2(:,:)=dum1(:,:) ; dtheta_rhodzm2(:,:)=dtheta_rhodzm1(:,:) |
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| 210 | ENDIF |
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| 211 | |
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| 212 | ps(:)=ps(:)+dt*(23*dps(:)-16*dpsm1(:)+5*dpsm2(:))/12 |
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| 213 | u(:,:)=u(:,:)+dt*(23*du(:,:)-16*dum1(:,:)+5*dum2(:,:))/12 |
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| 214 | theta_rhodz(:,:)=theta_rhodz(:,:)+dt*(23*dtheta_rhodz(:,:)-16*dtheta_rhodzm1(:,:)+5*dtheta_rhodzm2(:,:))/12 |
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| 215 | |
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| 216 | dpsm2(:)=dpsm1(:) ; dum2(:,:)=dum1(:,:) ; dtheta_rhodzm2(:,:)=dtheta_rhodzm1(:,:) |
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| 217 | dpsm1(:)=dps(:) ; dum1(:,:)=du(:,:) ; dtheta_rhodzm1(:,:)=dtheta_rhodz(:,:) |
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| 218 | |
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| 219 | ENDDO |
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| 220 | |
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| 221 | |
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| 222 | END SUBROUTINE adam_bashforth_scheme |
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| 223 | |
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| 224 | END SUBROUTINE timeloop |
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| 225 | |
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| 226 | |
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| 227 | |
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| 228 | END MODULE timeloop_gcm_mod |
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