1 | MODULE agrif_top_interp |
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2 | !!====================================================================== |
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3 | !! *** MODULE agrif_top_interp *** |
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4 | !! AGRIF: interpolation package for TOP |
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5 | !!====================================================================== |
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6 | !! History : 2.0 ! ??? |
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7 | !!---------------------------------------------------------------------- |
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8 | #if defined key_agrif && defined key_top |
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9 | !!---------------------------------------------------------------------- |
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10 | !! 'key_agrif' AGRIF zoom |
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11 | !! 'key_top' on-line tracers |
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12 | !!---------------------------------------------------------------------- |
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13 | USE par_oce |
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14 | USE oce |
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15 | USE dom_oce |
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16 | USE agrif_oce |
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17 | USE agrif_top_sponge |
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18 | USE par_trc |
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19 | USE trc |
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20 | ! |
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21 | USE lib_mpp ! MPP library |
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22 | |
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23 | IMPLICIT NONE |
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24 | PRIVATE |
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25 | |
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26 | PUBLIC Agrif_trc, interptrn |
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27 | |
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28 | !!---------------------------------------------------------------------- |
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29 | !! NEMO/NST 4.0 , NEMO Consortium (2017) |
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30 | !! $Id$ |
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31 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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32 | !!---------------------------------------------------------------------- |
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33 | CONTAINS |
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34 | |
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35 | SUBROUTINE Agrif_trc |
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36 | !!---------------------------------------------------------------------- |
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37 | !! *** ROUTINE Agrif_trc *** |
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38 | !!---------------------------------------------------------------------- |
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39 | ! |
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40 | IF( Agrif_Root() ) RETURN |
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41 | ! |
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42 | Agrif_SpecialValue = 0._wp |
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43 | Agrif_UseSpecialValue = .TRUE. |
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44 | ! |
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45 | CALL Agrif_Bc_variable( trn_id, procname=interptrn ) |
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46 | Agrif_UseSpecialValue = .FALSE. |
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47 | ! |
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48 | END SUBROUTINE Agrif_trc |
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49 | |
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50 | |
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51 | SUBROUTINE interptrn( ptab, i1, i2, j1, j2, k1, k2, n1, n2, before, nb, ndir ) |
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52 | !!---------------------------------------------------------------------- |
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53 | !! *** ROUTINE interptrn *** |
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54 | !!---------------------------------------------------------------------- |
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55 | REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: ptab |
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56 | INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2 |
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57 | LOGICAL , INTENT(in ) :: before |
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58 | INTEGER , INTENT(in ) :: nb , ndir |
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59 | !! |
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60 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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61 | INTEGER :: imin, imax, jmin, jmax |
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62 | LOGICAL :: ll_west, ll_east, ll_north, ll_south |
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63 | REAL(wp) :: zrhox, z1, z2, z3, z4, z5, z6, z7 |
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64 | !!---------------------------------------------------------------------- |
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65 | ! |
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66 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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67 | INTEGER :: imin, imax, jmin, jmax, N_in, N_out |
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68 | REAL(wp) :: zrhox , zalpha1, zalpha2, zalpha3 |
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69 | REAL(wp) :: zalpha4, zalpha5, zalpha6, zalpha7 |
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70 | LOGICAL :: western_side, eastern_side,northern_side,southern_side |
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71 | ! vertical interpolation: |
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72 | REAL(wp), DIMENSION(i1:i2,j1:j2,1:jpk,n1:n2) :: ptab_child |
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73 | REAL(wp), DIMENSION(k1:k2,n1:n2-1) :: tabin |
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74 | REAL(wp), DIMENSION(k1:k2) :: h_in |
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75 | REAL(wp), DIMENSION(1:jpk) :: h_out(1:jpk) |
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76 | REAL(wp) :: h_diff, zrhoxy |
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77 | |
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78 | zrhoxy = Agrif_rhox()*Agrif_rhoy() |
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79 | IF (before) THEN |
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80 | DO jn = 1,jpts |
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81 | DO jk=k1,k2 |
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82 | DO jj=j1,j2 |
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83 | DO ji=i1,i2 |
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84 | ptab(ji,jj,jk,jn) = trn(ji,jj,jk,jn) |
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85 | END DO |
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86 | END DO |
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87 | END DO |
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88 | END DO |
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89 | # if defined key_vertical |
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90 | DO jk=k1,k2 |
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91 | DO jj=j1,j2 |
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92 | DO ji=i1,i2 |
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93 | ptab(ji,jj,jk,jpts+1) = tmask(ji,jj,jk) * e3t_n(ji,jj,jk) |
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94 | END DO |
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95 | END DO |
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96 | END DO |
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97 | # endif |
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98 | |
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99 | ELSE |
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100 | ! |
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101 | western_side = (nb == 1).AND.(ndir == 1) |
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102 | eastern_side = (nb == 1).AND.(ndir == 2) |
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103 | southern_side = (nb == 2).AND.(ndir == 1) |
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104 | northern_side = (nb == 2).AND.(ndir == 2) |
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105 | |
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106 | # if defined key_vertical |
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107 | DO jj=j1,j2 |
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108 | DO ji=i1,i2 |
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109 | iref = ji |
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110 | jref = jj |
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111 | if(western_side) iref=MAX(2,ji) |
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112 | if(eastern_side) iref=MIN(nlci-1,ji) |
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113 | if(southern_side) jref=MAX(2,jj) |
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114 | if(northern_side) jref=MIN(nlcj-1,jj) |
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115 | N_in = 0 |
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116 | DO jk=k1,k2 !k2 = jpk of parent grid |
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117 | IF (ptab(ji,jj,jk,n2) == 0) EXIT |
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118 | N_in = N_in + 1 |
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119 | tabin(jk,:) = ptab(ji,jj,jk,n1:n2-1) |
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120 | h_in(N_in) = ptab(ji,jj,jk,n2) |
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121 | END DO |
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122 | N_out = 0 |
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123 | DO jk=1,jpk ! jpk of child grid |
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124 | IF (tmask(iref,jref,jk) == 0) EXIT |
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125 | N_out = N_out + 1 |
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126 | h_out(jk) = e3t_n(iref,jref,jk) |
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127 | ENDDO |
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128 | IF (N_in > 0) THEN |
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129 | h_diff = sum(h_out(1:N_out))-sum(h_in(1:N_in)) |
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130 | DO jn=1,jptra |
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131 | call reconstructandremap(tabin(1:N_in,jn),h_in,ptab_child(ji,jj,1:N_out,jn),h_out,N_in,N_out) |
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132 | ENDDO |
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133 | ENDIF |
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134 | ENDDO |
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135 | ENDDO |
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136 | # else |
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137 | ptab_child(i1:i2,j1:j2,1:jpk,1:jptra) = ptab(i1:i2,j1:j2,1:jpk,1:jptra) |
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138 | # endif |
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139 | |
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140 | ! |
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141 | zrhox = Agrif_Rhox() |
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142 | ! |
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143 | zalpha1 = ( zrhox - 1. ) * 0.5 |
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144 | zalpha2 = 1. - zalpha1 |
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145 | ! |
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146 | zalpha3 = ( zrhox - 1. ) / ( zrhox + 1. ) |
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147 | zalpha4 = 1. - zalpha3 |
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148 | ! |
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149 | zalpha6 = 2. * ( zrhox - 1. ) / ( zrhox + 1. ) |
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150 | zalpha7 = - ( zrhox - 1. ) / ( zrhox + 3. ) |
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151 | zalpha5 = 1. - zalpha6 - zalpha7 |
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152 | ! |
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153 | imin = i1 |
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154 | imax = i2 |
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155 | jmin = j1 |
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156 | jmax = j2 |
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157 | ! |
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158 | ! Remove CORNERS |
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159 | IF((nbondj == -1).OR.(nbondj == 2)) jmin = 3 |
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160 | IF((nbondj == +1).OR.(nbondj == 2)) jmax = nlcj-2 |
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161 | IF((nbondi == -1).OR.(nbondi == 2)) imin = 3 |
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162 | IF((nbondi == +1).OR.(nbondi == 2)) imax = nlci-2 |
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163 | ! |
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164 | IF( eastern_side) THEN |
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165 | DO jn = 1, jptra |
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166 | tra(nlci,j1:j2,1:jpk,jn) = zalpha1 * ptab_child(nlci,j1:j2,1:jpk,jn) + zalpha2 * ptab_child(nlci-1,j1:j2,1:jpk,jn) |
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167 | DO jk = 1, jpkm1 |
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168 | DO jj = jmin,jmax |
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169 | IF( umask(nlci-2,jj,jk) == 0.e0 ) THEN |
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170 | tra(nlci-1,jj,jk,jn) = tra(nlci,jj,jk,jn) * tmask(nlci-1,jj,jk) |
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171 | ELSE |
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172 | tra(nlci-1,jj,jk,jn)=(zalpha4*tra(nlci,jj,jk,jn)+zalpha3*tra(nlci-2,jj,jk,jn))*tmask(nlci-1,jj,jk) |
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173 | IF( un(nlci-2,jj,jk) > 0.e0 ) THEN |
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174 | tra(nlci-1,jj,jk,jn)=( zalpha6*tra(nlci-2,jj,jk,jn)+zalpha5*tra(nlci,jj,jk,jn) & |
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175 | + zalpha7*tra(nlci-3,jj,jk,jn) ) * tmask(nlci-1,jj,jk) |
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176 | ENDIF |
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177 | END DO |
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178 | END DO |
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179 | END DO |
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180 | ENDDO |
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181 | ENDIF |
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182 | ! |
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183 | IF( northern_side ) THEN |
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184 | DO jn = 1, jptra |
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185 | tra(i1:i2,nlcj,1:jpk,jn) = zalpha1 * ptab_child(i1:i2,nlcj,1:jpk,jn) + zalpha2 * ptab_child(i1:i2,nlcj-1,1:jpk,jn) |
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186 | DO jk = 1, jpkm1 |
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187 | DO ji = imin,imax |
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188 | IF( vmask(ji,nlcj-2,jk) == 0.e0 ) THEN |
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189 | tra(ji,nlcj-1,jk,jn) = tra(ji,nlcj,jk,jn) * tmask(ji,nlcj-1,jk) |
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190 | ELSE |
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191 | tra(ji,nlcj-1,jk,jn)=(zalpha4*tra(ji,nlcj,jk,jn)+zalpha3*tra(ji,nlcj-2,jk,jn))*tmask(ji,nlcj-1,jk) |
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192 | IF (vn(ji,nlcj-2,jk) > 0.e0 ) THEN |
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193 | tra(ji,nlcj-1,jk,jn)=( zalpha6*tra(ji,nlcj-2,jk,jn)+zalpha5*tra(ji,nlcj,jk,jn) & |
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194 | + zalpha7*tra(ji,nlcj-3,jk,jn) ) * tmask(ji,nlcj-1,jk) |
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195 | ENDIF |
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196 | END DO |
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197 | END DO |
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198 | END DO |
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199 | ENDDO |
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200 | ENDIF |
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201 | ! |
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202 | IF( western_side) THEN |
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203 | DO jn = 1, jptra |
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204 | tra(1,j1:j2,1:jpk,jn) = zalpha1 * ptab_child(1,j1:j2,1:jpk,jn) + zalpha2 * ptab_child(2,j1:j2,1:jpk,jn) |
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205 | DO jk = 1, jpkm1 |
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206 | DO jj = jmin,jmax |
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207 | IF( umask(2,jj,jk) == 0.e0 ) THEN |
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208 | tra(2,jj,jk,jn) = tra(1,jj,jk,jn) * tmask(2,jj,jk) |
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209 | ELSE |
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210 | tra(2,jj,jk,jn)=(zalpha4*tra(1,jj,jk,jn)+zalpha3*tra(3,jj,jk,jn))*tmask(2,jj,jk) |
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211 | IF( un(2,jj,jk) < 0.e0 ) THEN |
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212 | tra(2,jj,jk,jn)=(zalpha6*tra(3,jj,jk,jn)+zalpha5*tra(1,jj,jk,jn)+zalpha7*tra(4,jj,jk,jn))*tmask(2,jj,jk) |
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213 | ENDIF |
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214 | END DO |
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215 | END DO |
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216 | END DO |
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217 | END DO |
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218 | ENDIF |
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219 | ! |
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220 | IF( southern_side ) THEN |
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221 | DO jn = 1, jptra |
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222 | tra(i1:i2,1,1:jpk,jn) = zalpha1 * ptab_child(i1:i2,1,1:jpk,jn) + zalpha2 * ptab_child(i1:i2,2,1:jpk,jn) |
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223 | DO jk=1,jpkm1 |
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224 | DO ji=imin,imax |
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225 | IF( vmask(ji,2,jk) == 0.e0 ) THEN |
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226 | tra(ji,2,jk,jn)=tra(ji,1,jk,jn) * tmask(ji,2,jk) |
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227 | ELSE |
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228 | tra(ji,2,jk,jn)=(zalpha4*tra(ji,1,jk,jn)+zalpha3*tra(ji,3,jk,jn))*tmask(ji,2,jk) |
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229 | IF( vn(ji,2,jk) < 0.e0 ) THEN |
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230 | tra(ji,2,jk,jn)=(zalpha6*tra(ji,3,jk,jn)+zalpha5*tra(ji,1,jk,jn)+zalpha7*tra(ji,4,jk,jn))*tmask(ji,2,jk) |
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231 | ENDIF |
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232 | END DO |
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233 | END DO |
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234 | END DO |
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235 | ENDIF |
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236 | ! |
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237 | ! Treatment of corners |
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238 | IF( ll_east .AND.((nbondj == -1).OR.(nbondj == 2)) ) tra(nlci-1, 2 ,:,:) = ptab(nlci-1, 2 ,:,:) ! East south |
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239 | IF( ll_east .AND.((nbondj == 1).OR.(nbondj == 2)) ) tra(nlci-1,nlcj-1,:,:) = ptab(nlci-1,nlcj-1,:,:) ! East north |
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240 | IF( ll_west .AND.((nbondj == -1).OR.(nbondj == 2)) ) tra( 2 , 2 ,:,:) = ptab( 2 , 2 ,:,:) ! West south |
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241 | IF( ll_west .AND.((nbondj == 1).OR.(nbondj == 2)) ) tra( 2 ,nlcj-1,:,:) = ptab( 2 ,nlcj-1,:,:) ! West north |
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242 | ! |
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243 | ENDIF |
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244 | ! |
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245 | ! Treatment of corners |
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246 | ! |
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247 | ! East south |
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248 | IF ((eastern_side).AND.((nbondj == -1).OR.(nbondj == 2))) THEN |
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249 | tra(nlci-1,2,:,:) = ptab_child(nlci-1,2,:,:) |
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250 | ENDIF |
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251 | ! East north |
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252 | IF ((eastern_side).AND.((nbondj == 1).OR.(nbondj == 2))) THEN |
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253 | tra(nlci-1,nlcj-1,:,:) = ptab_child(nlci-1,nlcj-1,:,:) |
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254 | ENDIF |
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255 | ! West south |
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256 | IF ((western_side).AND.((nbondj == -1).OR.(nbondj == 2))) THEN |
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257 | tra(2,2,:,:) = ptab_child(2,2,:,:) |
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258 | ENDIF |
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259 | ! West north |
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260 | IF ((western_side).AND.((nbondj == 1).OR.(nbondj == 2))) THEN |
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261 | tra(2,nlcj-1,:,:) = ptab_child(2,nlcj-1,:,:) |
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262 | ENDIF |
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263 | ! |
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264 | ENDIF |
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265 | ! |
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266 | END SUBROUTINE interptrn |
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267 | |
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268 | #else |
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269 | !!---------------------------------------------------------------------- |
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270 | !! Empty module no TOP AGRIF |
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271 | !!---------------------------------------------------------------------- |
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272 | CONTAINS |
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273 | SUBROUTINE Agrif_TOP_Interp_empty |
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274 | !!--------------------------------------------- |
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275 | !! *** ROUTINE agrif_Top_Interp_empty *** |
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276 | !!--------------------------------------------- |
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277 | WRITE(*,*) 'agrif_top_interp : You should not have seen this print! error?' |
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278 | END SUBROUTINE Agrif_TOP_Interp_empty |
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279 | #endif |
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280 | |
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281 | !!====================================================================== |
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282 | END MODULE agrif_top_interp |
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