1 | MODULE dissip_mod |
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2 | USE genmod |
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3 | USE field_mod |
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4 | USE transfert_mod |
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5 | |
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6 | TYPE(t_field),POINTER,SAVE :: f_gradrot(:) |
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7 | TYPE(t_request),POINTER :: req_dissip(:) |
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8 | TYPE(t_field),POINTER,SAVE :: f_due(:) |
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9 | |
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10 | INTEGER,PARAMETER :: nitergdiv=1 |
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11 | INTEGER,PARAMETER :: nitergrot=1 |
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12 | |
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13 | REAL :: tetagdiv |
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14 | REAL :: tetagrot |
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15 | |
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16 | REAL :: cdivu |
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17 | REAL :: crot |
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18 | INTEGER :: idissip |
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19 | REAL :: dtdissip |
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20 | |
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21 | CONTAINS |
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22 | |
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23 | SUBROUTINE allocate_dissip |
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24 | IMPLICIT NONE |
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25 | CALL allocate_field(f_gradrot,field_u,type_real) |
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26 | CALL allocate_field(f_due,field_u,type_real) |
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27 | END SUBROUTINE allocate_dissip |
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28 | |
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29 | SUBROUTINE init_dissip(dt) |
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30 | USE domain_mod |
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31 | USE dimensions |
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32 | USE geometry |
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33 | USE metric |
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34 | USE ioipsl |
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35 | |
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36 | IMPLICIT NONE |
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37 | REAL,INTENT(IN) :: dt |
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38 | |
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39 | TYPE(t_field),POINTER :: f_u(:) |
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40 | TYPE(t_field),POINTER :: f_du(:) |
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41 | REAL(rstd),POINTER :: u(:) |
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42 | REAL(rstd),POINTER :: du(:) |
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43 | REAL(rstd) :: dumax,dumaxmax,dumaxm1 |
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44 | REAL(rstd) :: r |
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45 | INTEGER :: i,j,n,ind,it |
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46 | REAL :: sum1,sum2 |
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47 | |
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48 | tetagdiv=5000 |
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49 | CALL getin("tetagdiv",tetagdiv) |
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50 | tetagrot=5000 |
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51 | CALL getin("tetagrot",tetagrot) |
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52 | |
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53 | CALL allocate_dissip |
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54 | |
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55 | CALL allocate_field(f_u,field_u,type_real) |
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56 | CALL allocate_field(f_du,field_u,type_real) |
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57 | CALL create_request(field_u,req_dissip) |
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58 | |
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59 | DO ind=1,ndomain |
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60 | DO i=ii_begin,ii_end |
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61 | CALL request_add_point(ind,i,jj_begin-1,req_dissip,rup) |
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62 | CALL request_add_point(ind,i+1,jj_begin-1,req_dissip,lup) |
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63 | ENDDO |
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64 | |
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65 | DO j=jj_begin,jj_end |
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66 | CALL request_add_point(ind,ii_end+1,j,req_dissip,left) |
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67 | CALL request_add_point(ind,ii_end+1,j-1,req_dissip,lup) |
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68 | ENDDO |
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69 | |
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70 | DO i=ii_begin,ii_end |
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71 | CALL request_add_point(ind,i,jj_end+1,req_dissip,ldown) |
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72 | CALL request_add_point(ind,i-1,jj_end+1,req_dissip,rdown) |
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73 | ENDDO |
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74 | |
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75 | DO j=jj_begin,jj_end |
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76 | CALL request_add_point(ind,ii_begin-1,j,req_dissip,right) |
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77 | CALL request_add_point(ind,ii_begin-1,j+1,req_dissip,rdown) |
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78 | ENDDO |
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79 | |
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80 | DO i=ii_begin+1,ii_end-1 |
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81 | CALL request_add_point(ind,i,jj_begin,req_dissip,right) |
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82 | CALL request_add_point(ind,i,jj_end,req_dissip,right) |
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83 | ENDDO |
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84 | |
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85 | DO j=jj_begin+1,jj_end-1 |
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86 | CALL request_add_point(ind,ii_begin,j,req_dissip,rup) |
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87 | CALL request_add_point(ind,ii_end,j,req_dissip,rup) |
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88 | ENDDO |
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89 | |
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90 | CALL request_add_point(ind,ii_begin+1,jj_begin,req_dissip,left) |
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91 | CALL request_add_point(ind,ii_begin,jj_begin+1,req_dissip,ldown) |
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92 | CALL request_add_point(ind,ii_begin+1,jj_end,req_dissip,left) |
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93 | CALL request_add_point(ind,ii_end,jj_begin+1,req_dissip,ldown) |
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94 | |
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95 | ENDDO |
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96 | |
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97 | |
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98 | cdivu=-1 |
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99 | crot=-1 |
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100 | |
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101 | CALL RANDOM_SEED() |
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102 | |
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103 | DO ind=1,ndomain |
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104 | CALL swap_dimensions(ind) |
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105 | CALL swap_geometry(ind) |
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106 | u=f_u(ind) |
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107 | |
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108 | DO j=jj_begin,jj_end |
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109 | DO i=ii_begin,ii_end |
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110 | n=(j-1)*iim+i |
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111 | CALL RANDOM_NUMBER(r) |
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112 | u(n+u_right)=r-0.5 |
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113 | CALL RANDOM_NUMBER(r) |
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114 | u(n+u_lup)=r-0.5 |
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115 | CALL RANDOM_NUMBER(r) |
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116 | u(n+u_ldown)=r-0.5 |
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117 | ENDDO |
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118 | ENDDO |
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119 | |
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120 | ENDDO |
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121 | |
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122 | |
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123 | CALL transfert_request(f_u,req_dissip) |
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124 | CALL transfert_request(f_u,req_dissip) |
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125 | |
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126 | DO it=1,500 |
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127 | |
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128 | dumaxm1=dumax |
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129 | dumax=0 |
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130 | DO ind=1,ndomain |
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131 | CALL swap_dimensions(ind) |
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132 | CALL swap_geometry(ind) |
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133 | u=f_u(ind) |
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134 | du=f_du(ind) |
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135 | CALL gradiv(u,du) |
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136 | ENDDO |
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137 | CALL transfert_request(f_du,req_dissip) |
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138 | CALL transfert_request(f_du,req_dissip) |
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139 | |
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140 | DO ind=1,ndomain |
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141 | CALL swap_dimensions(ind) |
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142 | CALL swap_geometry(ind) |
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143 | du=f_du(ind) |
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144 | |
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145 | DO j=jj_begin,jj_end |
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146 | DO i=ii_begin,ii_end |
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147 | n=(j-1)*iim+i |
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148 | if (le(n+u_right)>1e-100) dumax=MAX(dumax,ABS(du(n+u_right))) |
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149 | if (le(n+u_lup)>1e-100) dumax=MAX(dumax,ABS(du(n+u_lup))) |
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150 | if (le(n+u_ldown)>1e-100) dumax=MAX(dumax,ABS(du(n+u_ldown))) |
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151 | ENDDO |
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152 | ENDDO |
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153 | ENDDO |
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154 | u=du/dumax |
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155 | PRINT *,"gradiv : it :",it ,": dumax",(dumax+dumaxm1)/2 |
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156 | |
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157 | ENDDO |
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158 | PRINT *,"gradiv : dumax",(dumax+dumaxm1)/2 |
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159 | |
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160 | cdivu=dumax**(-1./nitergdiv) |
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161 | PRINT *,"cdivu : ",cdivu |
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162 | |
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163 | DO ind=1,ndomain |
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164 | CALL swap_dimensions(ind) |
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165 | CALL swap_geometry(ind) |
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166 | u=f_u(ind) |
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167 | |
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168 | DO j=jj_begin,jj_end |
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169 | DO i=ii_begin,ii_end |
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170 | n=(j-1)*iim+i |
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171 | CALL RANDOM_NUMBER(r) |
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172 | u(n+u_right)=r-0.5 |
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173 | CALL RANDOM_NUMBER(r) |
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174 | u(n+u_lup)=r-0.5 |
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175 | CALL RANDOM_NUMBER(r) |
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176 | u(n+u_ldown)=r-0.5 |
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177 | ENDDO |
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178 | ENDDO |
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179 | |
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180 | ENDDO |
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181 | |
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182 | CALL transfert_request(f_u,req_dissip) |
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183 | CALL transfert_request(f_u,req_dissip) |
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184 | |
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185 | DO it=1,500 |
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186 | |
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187 | dumaxm1=dumax |
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188 | dumax=0 |
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189 | sum1=0 ; sum2=0 |
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190 | DO ind=1,ndomain |
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191 | u=f_u(ind) |
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192 | du=f_du(ind) |
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193 | CALL gradrot(u,du,ind,sum1,sum2) |
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194 | ENDDO |
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195 | |
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196 | CALL transfert_request(f_du,req_dissip) |
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197 | CALL transfert_request(f_du,req_dissip) |
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198 | |
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199 | DO ind=1,ndomain |
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200 | CALL swap_dimensions(ind) |
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201 | CALL swap_geometry(ind) |
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202 | du=f_du(ind) |
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203 | |
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204 | DO j=jj_begin,jj_end |
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205 | DO i=ii_begin,ii_end |
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206 | n=(j-1)*iim+i |
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207 | if (le(n+u_right)>1e-100) dumax=MAX(dumax,ABS(du(n+u_right))) |
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208 | if (le(n+u_lup)>1e-100) dumax=MAX(dumax,ABS(du(n+u_lup))) |
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209 | if (le(n+u_ldown)>1e-100) dumax=MAX(dumax,ABS(du(n+u_ldown))) |
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210 | ENDDO |
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211 | ENDDO |
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212 | ENDDO |
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213 | u=du/dumax |
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214 | PRINT *,"gradrot : it :",it ,": dumax",(dumax+dumaxm1)/2 |
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215 | |
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216 | ENDDO |
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217 | PRINT *,"gradrot : dumax",(dumax+dumaxm1)/2 |
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218 | |
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219 | crot=dumax**(-1/nitergrot) |
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220 | PRINT *,"crot : ",crot |
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221 | |
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222 | idissip=INT(MIN(tetagdiv,tetagrot)/(2.*dt)) |
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223 | idissip=MAX(1,idissip) |
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224 | dtdissip=idissip*dt |
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225 | PRINT *,"idissip",idissip," dtdissip ",dtdissip |
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226 | |
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227 | END SUBROUTINE init_dissip |
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228 | |
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229 | |
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230 | SUBROUTINE dissip(f_ue) |
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231 | USE domain_mod |
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232 | USE dimensions |
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233 | USE geometry |
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234 | USE metric |
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235 | IMPLICIT NONE |
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236 | TYPE(t_field),POINTER :: f_ue(:) |
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237 | ! TYPE(t_field),POINTER :: f_due(:) |
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238 | REAL(rstd),POINTER :: ue(:) |
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239 | REAL(rstd),POINTER :: due(:) |
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240 | REAL(rstd),POINTER :: gradrot_e(:) |
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241 | INTEGER :: ind |
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242 | REAL :: v |
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243 | REAL :: sum1,sum2 |
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244 | |
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245 | CALL transfert_request(f_ue,req_dissip) |
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246 | CALL transfert_request(f_ue,req_dissip) |
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247 | sum1=0 ; sum2=0 |
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248 | DO ind=1,ndomain |
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249 | CALL swap_dimensions(ind) |
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250 | CALL swap_geometry(ind) |
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251 | ue=f_ue(ind) |
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252 | due=f_due(ind) |
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253 | gradrot_e=f_gradrot(ind) |
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254 | CALL gradiv(ue,due) |
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255 | due=due*dtdissip/tetagdiv |
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256 | CALL gradrot(ue,gradrot_e,ind,sum1,sum2) |
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257 | due=due+gradrot_e*dtdissip/tetagrot |
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258 | ENDDO |
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259 | PRINT *,"SUM1 == SUM2 ?? ", sum1,sum2 |
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260 | DO ind=1,ndomain |
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261 | CALL swap_dimensions(ind) |
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262 | CALL swap_geometry(ind) |
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263 | ue=f_ue(ind) |
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264 | due=f_due(ind) |
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265 | |
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266 | ue(:)=ue(:)+0.5*due(:) |
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267 | ENDDO |
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268 | |
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269 | END SUBROUTINE dissip |
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270 | |
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271 | SUBROUTINE gradiv(ue,gradivu_e) |
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272 | USE domain_mod |
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273 | USE dimensions |
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274 | USE geometry |
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275 | USE metric |
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276 | IMPLICIT NONE |
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277 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm) |
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278 | REAL(rstd),INTENT(OUT) :: gradivu_e(iim*3*jjm) |
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279 | REAL(rstd) :: divu_i(iim*jjm) |
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280 | |
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281 | INTEGER :: i,j,n |
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282 | |
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283 | DO j=jj_begin,jj_end |
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284 | DO i=ii_begin,ii_end |
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285 | n=(j-1)*iim+i |
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286 | divu_i(n)=1./Ai(n)*(ne(n,right)*ue(n+u_right)*le(n+u_right) + & |
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287 | ne(n,rup)*ue(n+u_rup)*le(n+u_rup) + & |
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288 | ne(n,lup)*ue(n+u_lup)*le(n+u_lup) + & |
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289 | ne(n,left)*ue(n+u_left)*le(n+u_left) + & |
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290 | ne(n,ldown)*ue(n+u_ldown)*le(n+u_ldown) + & |
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291 | ne(n,rdown)*ue(n+u_rdown)*le(n+u_rdown)) |
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292 | ENDDO |
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293 | ENDDO |
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294 | |
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295 | DO j=jj_begin,jj_end |
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296 | DO i=ii_begin,ii_end |
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297 | |
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298 | n=(j-1)*iim+i |
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299 | |
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300 | gradivu_e(n+u_right)=-1/de(n+u_right)*(ne(n,right)*divu_i(n)+ ne(n+t_right,left)*divu_i(n+t_right) ) |
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301 | |
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302 | gradivu_e(n+u_lup)=-1/de(n+u_lup)*(ne(n,lup)*divu_i(n)+ ne(n+t_lup,rdown)*divu_i(n+t_lup )) |
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303 | |
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304 | gradivu_e(n+u_ldown)=-1/de(n+u_ldown)*(ne(n,ldown)*divu_i(n)+ne(n+t_ldown,rup)*divu_i(n+t_ldown) ) |
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305 | |
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306 | ENDDO |
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307 | ENDDO |
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308 | |
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309 | DO j=jj_begin,jj_end |
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310 | DO i=ii_begin,ii_end |
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311 | n=(j-1)*iim+i |
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312 | gradivu_e(n+u_right)=gradivu_e(n+u_right)*cdivu |
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313 | gradivu_e(n+u_lup)=gradivu_e(n+u_lup)*cdivu |
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314 | gradivu_e(n+u_ldown)=gradivu_e(n+u_ldown)*cdivu |
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315 | ENDDO |
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316 | ENDDO |
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317 | |
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318 | |
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319 | |
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320 | END SUBROUTINE gradiv |
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321 | |
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322 | |
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323 | SUBROUTINE gradrot(ue,gradrot_e,ind,sum1,sum2) |
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324 | USE domain_mod |
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325 | USE dimensions |
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326 | USE geometry |
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327 | USE metric |
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328 | IMPLICIT NONE |
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329 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm) |
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330 | REAL(rstd),INTENT(OUT) :: gradrot_e(iim*3*jjm) |
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331 | INTEGER,INTENT(IN) :: ind |
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332 | REAL,INTENT(OUT) ::sum1,sum2 |
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333 | REAL(rstd) :: rot_v(2*iim*jjm) |
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334 | |
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335 | INTEGER :: i,j,n |
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336 | |
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337 | DO j=jj_begin-1,jj_end+1 |
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338 | DO i=ii_begin-1,ii_end+1 |
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339 | n=(j-1)*iim+i |
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340 | |
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341 | rot_v(n+z_up)= 1./Av(n+z_up)*( ne(n,rup)*ue(n+u_rup)*de(n+u_rup) & |
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342 | + ne(n+t_rup,left)*ue(n+t_rup+u_left)*de(n+t_rup+u_left) & |
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343 | - ne(n,lup)*ue(n+u_lup)*de(n+u_lup) ) |
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344 | |
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345 | rot_v(n+z_down) = 1./Av(n+z_down)*( ne(n,ldown)*ue(n+u_ldown)*de(n+u_ldown) & |
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346 | + ne(n+t_ldown,right)*ue(n+t_ldown+u_right)*de(n+t_ldown+u_right) & |
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347 | - ne(n,rdown)*ue(n+u_rdown)*de(n+u_rdown) ) |
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348 | |
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349 | ENDDO |
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350 | ENDDO |
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351 | |
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352 | |
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353 | DO j=jj_begin,jj_end |
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354 | DO i=ii_begin,ii_end |
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355 | n=(j-1)*iim+i |
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356 | |
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357 | gradrot_e(n+u_right)=1/le(n+u_right)*ne(n,right)*(rot_v(n+z_rdown)-rot_v(n+z_rup)) |
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358 | |
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359 | gradrot_e(n+u_lup)=1/le(n+u_lup)*ne(n,lup)*(rot_v(n+z_up)-rot_v(n+z_lup)) |
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360 | |
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361 | gradrot_e(n+u_ldown)=1/le(n+u_ldown)*ne(n,ldown)*(rot_v(n+z_ldown)-rot_v(n+z_down)) |
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362 | |
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363 | ENDDO |
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364 | ENDDO |
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365 | |
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366 | |
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367 | DO j=jj_begin,jj_end-1 |
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368 | DO i=ii_begin,ii_end-1 |
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369 | n=(j-1)*iim+i |
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370 | sum1=sum1+rot_v(n+z_rup)**2*Av(n+z_rup) |
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371 | ENDDO |
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372 | ENDDO |
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373 | |
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374 | DO j=jj_begin+1,jj_end |
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375 | DO i=ii_begin,ii_end-1 |
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376 | n=(j-1)*iim+i |
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377 | sum1=sum1+rot_v(n+z_rdown)**2*Av(n+z_rdown) |
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378 | ENDDO |
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379 | ENDDO |
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380 | |
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381 | |
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382 | DO j=jj_begin+1,jj_end-1 |
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383 | DO i=ii_begin,ii_end-1 |
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384 | n=(j-1)*iim+i |
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385 | sum2=sum2+gradrot_e(n+u_right)*le(n+u_right)*de(n+u_right)*ue(n+u_right) |
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386 | ENDDO |
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387 | ENDDO |
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388 | |
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389 | DO j=jj_begin,jj_end-1 |
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390 | DO i=ii_begin+1,ii_end-1 |
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391 | n=(j-1)*iim+i |
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392 | sum2=sum2+gradrot_e(n+u_rup)*le(n+u_rup)*de(n+u_rup)*ue(n+u_rup) |
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393 | ENDDO |
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394 | ENDDO |
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395 | |
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396 | DO j=jj_begin,jj_end-1 |
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397 | DO i=ii_begin+1,ii_end |
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398 | n=(j-1)*iim+i |
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399 | sum2=sum2+gradrot_e(n+u_lup)*le(n+u_lup)*de(n+u_lup)*ue(n+u_lup) |
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400 | ENDDO |
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401 | ENDDO |
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402 | |
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403 | ! frontière |
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404 | j=jj_begin |
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405 | DO i=ii_begin,ii_end-1 |
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406 | n=(j-1)*iim+i |
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407 | if (domain(ind)%own(i,j)) sum2=sum2+gradrot_e(n+u_right)*le(n+u_right)*de(n+u_right)*ue(n+u_right) |
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408 | ENDDO |
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409 | |
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410 | j=jj_end |
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411 | DO i=ii_begin,ii_end-1 |
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412 | n=(j-1)*iim+i |
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413 | if (domain(ind)%own(i,j)) sum2=sum2+gradrot_e(n+u_right)*le(n+u_right)*de(n+u_right)*ue(n+u_right) |
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414 | ENDDO |
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415 | |
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416 | i=ii_begin |
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417 | DO j=jj_begin,jj_end-1 |
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418 | n=(j-1)*iim+i |
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419 | if (domain(ind)%own(i,j))sum2=sum2+gradrot_e(n+u_rup)*le(n+u_rup)*de(n+u_rup)*ue(n+u_rup) |
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420 | ENDDO |
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421 | |
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422 | i=ii_end |
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423 | DO j=jj_begin,jj_end-1 |
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424 | n=(j-1)*iim+i |
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425 | if (domain(ind)%own(i,j))sum2=sum2+gradrot_e(n+u_rup)*le(n+u_rup)*de(n+u_rup)*ue(n+u_rup) |
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426 | ENDDO |
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427 | |
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428 | |
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429 | |
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430 | |
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431 | DO j=jj_begin,jj_end |
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432 | DO i=ii_begin,ii_end |
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433 | n=(j-1)*iim+i |
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434 | |
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435 | gradrot_e(n+u_right)=-gradrot_e(n+u_right)*crot |
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436 | gradrot_e(n+u_lup)=-gradrot_e(n+u_lup)*crot |
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437 | gradrot_e(n+u_ldown)=-gradrot_e(n+u_ldown)*crot |
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438 | |
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439 | ENDDO |
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440 | ENDDO |
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441 | |
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442 | |
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443 | END SUBROUTINE |
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444 | |
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445 | |
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446 | END MODULE dissip_mod |
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447 | |
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