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 | USE vremap |
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21 | ! |
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22 | USE lib_mpp ! MPP library |
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23 | |
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24 | IMPLICIT NONE |
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25 | PRIVATE |
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26 | |
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27 | PUBLIC Agrif_trc, interptrn |
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28 | |
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29 | !!---------------------------------------------------------------------- |
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30 | !! NEMO/NST 4.0 , NEMO Consortium (2018) |
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31 | !! $Id$ |
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32 | !! Software governed by the CeCILL license (see ./LICENSE) |
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33 | !!---------------------------------------------------------------------- |
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34 | CONTAINS |
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35 | |
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36 | SUBROUTINE Agrif_trc |
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37 | !!---------------------------------------------------------------------- |
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38 | !! *** ROUTINE Agrif_trc *** |
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39 | !!---------------------------------------------------------------------- |
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40 | ! |
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41 | IF( Agrif_Root() ) RETURN |
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42 | ! |
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43 | Agrif_SpecialValue = 0._wp |
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44 | Agrif_UseSpecialValue = .TRUE. |
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45 | l_vremap = ln_vert_remap |
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46 | ! |
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47 | CALL Agrif_Bc_variable( trn_id, procname=interptrn ) |
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48 | ! |
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49 | Agrif_UseSpecialValue = .FALSE. |
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50 | l_vremap = .FALSE. |
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51 | ! |
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52 | END SUBROUTINE Agrif_trc |
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53 | |
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54 | SUBROUTINE interptrn( ptab, i1, i2, j1, j2, k1, k2, n1, n2, before ) |
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55 | !!---------------------------------------------------------------------- |
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56 | !! *** ROUTINE interptrn *** |
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57 | !!---------------------------------------------------------------------- |
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58 | REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: ptab |
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59 | INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2 |
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60 | LOGICAL , INTENT(in ) :: before |
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61 | ! |
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62 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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63 | INTEGER :: N_in, N_out |
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64 | INTEGER :: item |
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65 | ! vertical interpolation: |
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66 | REAL(wp) :: zhtot, zwgt |
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67 | REAL(wp), DIMENSION(k1:k2,1:jptra) :: tabin, tabin_i |
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68 | REAL(wp), DIMENSION(k1:k2) :: z_in, h_in_i, z_in_i |
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69 | REAL(wp), DIMENSION(1:jpk) :: h_out, z_out |
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70 | !!---------------------------------------------------------------------- |
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71 | |
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72 | IF( before ) THEN |
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73 | |
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74 | item = Kmm_a |
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75 | IF( l_ini_child ) Kmm_a = Kbb_a |
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76 | |
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77 | DO jn = 1,jptra |
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78 | DO jk=k1,k2 |
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79 | DO jj=j1,j2 |
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80 | DO ji=i1,i2 |
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81 | ptab(ji,jj,jk,jn) = tr(ji,jj,jk,jn,Kmm_a) |
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82 | END DO |
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83 | END DO |
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84 | END DO |
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85 | END DO |
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86 | |
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87 | IF( l_vremap .OR. l_ini_child .OR. ln_zps ) THEN |
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88 | ! Fill cell depths (i.e. gdept) to be interpolated |
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89 | ! Warning: these are masked, hence extrapolated prior interpolation. |
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90 | DO jj=j1,j2 |
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91 | DO ji=i1,i2 |
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92 | ptab(ji,jj,k1,jptra+1) = 0.5_wp * tmask(ji,jj,k1) * e3t(ji,jj,k1,Kmm_a) |
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93 | DO jk=k1+1,k2 |
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94 | ptab(ji,jj,jk,jptra+1) = tmask(ji,jj,jk) * & |
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95 | & ( ptab(ji,jj,jk-1,jptra+1) + 0.5_wp * (e3t(ji,jj,jk-1,Kmm_a)+e3t(ji,jj,jk,Kmm_a)) ) |
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96 | END DO |
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97 | END DO |
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98 | END DO |
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99 | |
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100 | ! Save ssh at last level: |
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101 | IF (.NOT.ln_linssh) THEN |
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102 | ptab(i1:i2,j1:j2,k2,jptra+1) = ssh(i1:i2,j1:j2,Kmm_a)*tmask(i1:i2,j1:j2,1) |
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103 | END IF |
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104 | ENDIF |
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105 | Kmm_a = item |
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106 | |
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107 | ELSE |
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108 | item = Krhs_a |
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109 | IF( l_ini_child ) Krhs_a = Kbb_a |
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110 | |
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111 | IF( l_vremap .OR. l_ini_child ) THEN |
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112 | IF (ln_linssh) ptab(i1:i2,j1:j2,k2,n2) = 0._wp |
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113 | |
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114 | DO jj=j1,j2 |
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115 | DO ji=i1,i2 |
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116 | tr(ji,jj,:,:,Krhs_a) = 0. |
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117 | ! |
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118 | ! Build vertical grids: |
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119 | N_in = mbkt_parent(ji,jj) |
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120 | ! Input grid (account for partial cells if any): |
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121 | DO jk=1,N_in |
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122 | z_in(jk) = ptab(ji,jj,jk,n2) - ptab(ji,jj,k2,n2) |
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123 | tabin(jk,1:jptra) = ptab(ji,jj,jk,1:jptra) |
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124 | END DO |
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125 | |
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126 | ! Intermediate grid: |
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127 | IF ( l_vremap ) THEN |
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128 | DO jk = 1, N_in |
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129 | h_in_i(jk) = e3t0_parent(ji,jj,jk) * & |
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130 | & (1._wp + ptab(ji,jj,k2,n2)/(ht0_parent(ji,jj)*ssmask(ji,jj) + 1._wp - ssmask(ji,jj))) |
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131 | END DO |
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132 | z_in_i(1) = 0.5_wp * h_in_i(1) |
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133 | DO jk=2,N_in |
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134 | z_in_i(jk) = z_in_i(jk-1) + 0.5_wp * ( h_in_i(jk) + h_in_i(jk-1) ) |
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135 | END DO |
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136 | z_in_i(1:N_in) = z_in_i(1:N_in) - ptab(ji,jj,k2,n2) |
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137 | ENDIF |
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138 | |
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139 | ! Output (Child) grid: |
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140 | N_out = mbkt(ji,jj) |
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141 | DO jk=1,N_out |
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142 | h_out(jk) = e3t(ji,jj,jk,Krhs_a) |
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143 | END DO |
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144 | z_out(1) = 0.5_wp * h_out(1) |
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145 | DO jk=2,N_out |
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146 | z_out(jk) = z_out(jk-1) + 0.5_wp * ( h_out(jk)+h_out(jk-1) ) |
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147 | END DO |
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148 | IF (.NOT.ln_linssh) z_out(1:N_out) = z_out(1:N_out) - ssh(ji,jj,Krhs_a) |
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149 | |
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150 | IF (N_in*N_out > 0) THEN |
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151 | IF( l_ini_child ) THEN |
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152 | CALL remap_linear(tabin(1:N_in,1:jptra),z_in(1:N_in),tr(ji,jj,1:N_out,1:jptra,Krhs_a), & |
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153 | & z_out(1:N_out),N_in,N_out,jptra) |
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154 | ELSE |
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155 | CALL remap_linear(tabin(1:N_in,1:jptra),z_in(1:N_in),tabin_i(1:N_in,1:jptra), & |
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156 | & z_in_i(1:N_in),N_in,N_in,jptra) |
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157 | CALL reconstructandremap(tabin_i(1:N_in,1:jptra),h_in_i(1:N_in),tr(ji,jj,1:N_out,1:jptra,Krhs_a), & |
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158 | & h_out(1:N_out),N_in,N_out,jptra) |
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159 | ENDIF |
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160 | ENDIF |
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161 | END DO |
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162 | END DO |
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163 | Krhs_a = item |
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164 | |
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165 | ELSE |
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166 | |
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167 | IF ( Agrif_Parent(ln_zps) ) THEN ! Account for partial cells |
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168 | ! linear vertical interpolation |
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169 | DO jj=j1,j2 |
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170 | DO ji=i1,i2 |
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171 | ! |
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172 | N_in = mbkt(ji,jj) |
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173 | N_out = mbkt(ji,jj) |
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174 | z_in(1) = ptab(ji,jj,1,n2) |
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175 | tabin(1,1:jptra) = ptab(ji,jj,1,1:jptra) |
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176 | DO jk=2, N_in |
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177 | z_in(jk) = ptab(ji,jj,jk,n2) |
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178 | tabin(jk,1:jptra) = ptab(ji,jj,jk,1:jptra) |
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179 | END DO |
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180 | IF (.NOT.ln_linssh) z_in(1:N_in) = z_in(1:N_in) - ptab(ji,jj,k2,n2) |
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181 | z_out(1) = 0.5_wp * e3t(ji,jj,1,Krhs_a) |
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182 | DO jk=2, N_out |
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183 | z_out(jk) = z_out(jk-1) + 0.5_wp * (e3t(ji,jj,jk-1,Krhs_a) + e3t(ji,jj,jk,Krhs_a)) |
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184 | END DO |
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185 | IF (.NOT.ln_linssh) z_out(1:N_out) = z_out(1:N_out) - ssh(ji,jj,Krhs_a) |
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186 | CALL remap_linear(tabin(1:N_in,1:jptra),z_in(1:N_in),ptab(ji,jj,1:N_out,1:jptra), & |
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187 | & z_out(1:N_out),N_in,N_out,jptra) |
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188 | END DO |
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189 | END DO |
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190 | |
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191 | ENDIF |
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192 | |
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193 | DO jn=1, jptra |
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194 | tr(i1:i2,j1:j2,1:jpk,jn,Krhs_a)=ptab(i1:i2,j1:j2,1:jpk,jn)*tmask(i1:i2,j1:j2,1:jpk) |
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195 | END DO |
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196 | ENDIF |
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197 | |
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198 | ENDIF |
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199 | ! |
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200 | END SUBROUTINE interptrn |
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201 | |
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202 | #else |
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203 | !!---------------------------------------------------------------------- |
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204 | !! Empty module no TOP AGRIF |
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205 | !!---------------------------------------------------------------------- |
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206 | CONTAINS |
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207 | SUBROUTINE Agrif_TOP_Interp_empty |
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208 | !!--------------------------------------------- |
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209 | !! *** ROUTINE agrif_Top_Interp_empty *** |
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210 | !!--------------------------------------------- |
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211 | WRITE(*,*) 'agrif_top_interp : You should not have seen this print! error?' |
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212 | END SUBROUTINE Agrif_TOP_Interp_empty |
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213 | #endif |
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214 | |
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215 | !!====================================================================== |
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216 | END MODULE agrif_top_interp |
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