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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