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 | IF( before ) THEN |
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67 | ptab(i1:i2,j1:j2,k1:k2,n1:n2) = trn(i1:i2,j1:j2,k1:k2,n1:n2) |
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68 | ELSE |
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69 | ! |
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70 | IF( nbghostcells > 1 ) THEN ! no smoothing |
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71 | tra(i1:i2,j1:j2,k1:k2,n1:n2) = ptab(i1:i2,j1:j2,k1:k2,n1:n2) |
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72 | ELSE ! smoothing |
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73 | ! |
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74 | ll_west = (nb == 1).AND.(ndir == 1) ; ll_east = (nb == 1).AND.(ndir == 2) |
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75 | ll_south = (nb == 2).AND.(ndir == 1) ; ll_north = (nb == 2).AND.(ndir == 2) |
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76 | ! |
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77 | zrhox = Agrif_Rhox() |
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78 | z1 = ( zrhox - 1. ) * 0.5 |
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79 | z3 = ( zrhox - 1. ) / ( zrhox + 1. ) |
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80 | z6 = 2. * ( zrhox - 1. ) / ( zrhox + 1. ) |
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81 | z7 = - ( zrhox - 1. ) / ( zrhox + 3. ) |
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82 | ! |
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83 | z2 = 1. - z1 |
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84 | z4 = 1. - z3 |
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85 | z5 = 1. - z6 - z7 |
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86 | ! |
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87 | imin = i1 ; imax = i2 |
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88 | jmin = j1 ; jmax = j2 |
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89 | ! |
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90 | ! Remove CORNERS |
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91 | IF((nbondj == -1).OR.(nbondj == 2)) jmin = 3 |
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92 | IF((nbondj == +1).OR.(nbondj == 2)) jmax = nlcj-2 |
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93 | IF((nbondi == -1).OR.(nbondi == 2)) imin = 3 |
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94 | IF((nbondi == +1).OR.(nbondi == 2)) imax = nlci-2 |
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95 | ! |
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96 | IF( ll_east ) THEN !== eastern side ==! |
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97 | DO jn = 1, jptra |
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98 | tra(nlci,j1:j2,k1:k2,jn) = z1 * ptab(nlci,j1:j2,k1:k2,jn) + z2 * ptab(nlci-1,j1:j2,k1:k2,jn) |
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99 | DO jk = 1, jpkm1 |
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100 | DO jj = jmin,jmax |
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101 | IF( umask(nlci-2,jj,jk) == 0._wp ) THEN |
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102 | tra(nlci-1,jj,jk,jn) = tra(nlci,jj,jk,jn) * tmask(nlci-1,jj,jk) |
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103 | ELSE |
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104 | tra(nlci-1,jj,jk,jn) = ( z4*tra(nlci,jj,jk,jn)+z3*tra(nlci-2,jj,jk,jn) ) * tmask(nlci-1,jj,jk) |
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105 | IF( un(nlci-2,jj,jk) > 0._wp ) THEN |
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106 | tra(nlci-1,jj,jk,jn) = ( z6*tra(nlci-2,jj,jk,jn)+z5*tra(nlci,jj,jk,jn) & |
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107 | & +z7*tra(nlci-3,jj,jk,jn) ) * tmask(nlci-1,jj,jk) |
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108 | ENDIF |
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109 | ENDIF |
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110 | END DO |
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111 | END DO |
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112 | ENDDO |
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113 | ENDIF |
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114 | ! |
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115 | IF( ll_north ) THEN !== northern side ==! |
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116 | DO jn = 1, jptra |
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117 | tra(i1:i2,nlcj,k1:k2,jn) = z1 * ptab(i1:i2,nlcj,k1:k2,jn) + z2 * ptab(i1:i2,nlcj-1,k1:k2,jn) |
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118 | DO jk = 1, jpkm1 |
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119 | DO ji = imin, imax |
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120 | IF( vmask(ji,nlcj-2,jk) == 0._wp ) THEN |
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121 | tra(ji,nlcj-1,jk,jn) = tra(ji,nlcj,jk,jn) * tmask(ji,nlcj-1,jk) |
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122 | ELSE |
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123 | tra(ji,nlcj-1,jk,jn) = ( z4*tra(ji,nlcj,jk,jn)+z3*tra(ji,nlcj-2,jk,jn) ) * tmask(ji,nlcj-1,jk) |
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124 | IF (vn(ji,nlcj-2,jk) > 0._wp ) THEN |
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125 | tra(ji,nlcj-1,jk,jn) = ( z6*tra(ji,nlcj-2,jk,jn)+z5*tra(ji,nlcj,jk,jn) & |
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126 | & +z7*tra(ji,nlcj-3,jk,jn) ) * tmask(ji,nlcj-1,jk) |
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127 | ENDIF |
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128 | ENDIF |
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129 | END DO |
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130 | END DO |
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131 | END DO |
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132 | ENDIF |
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133 | ! |
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134 | IF( ll_west ) THEN !== western side ==! |
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135 | DO jn = 1, jptra |
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136 | tra(1,j1:j2,k1:k2,jn) = z1 * ptab(1,j1:j2,k1:k2,jn) + z2 * ptab(2,j1:j2,k1:k2,jn) |
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137 | DO jk = 1, jpkm1 |
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138 | DO jj = jmin,jmax |
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139 | IF( umask(2,jj,jk) == 0._wp ) THEN |
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140 | tra(2,jj,jk,jn) = tra(1,jj,jk,jn) * tmask(2,jj,jk) |
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141 | ELSE |
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142 | tra(2,jj,jk,jn) = ( z4*tra(1,jj,jk,jn)+z3*tra(3,jj,jk,jn) ) * tmask(2,jj,jk) |
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143 | IF( un(2,jj,jk) < 0._wp ) THEN |
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144 | tra(2,jj,jk,jn) = ( z6*tra(3,jj,jk,jn)+z5*tra(1,jj,jk,jn)+z7*tra(4,jj,jk,jn) ) * tmask(2,jj,jk) |
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145 | ENDIF |
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146 | ENDIF |
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147 | END DO |
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148 | END DO |
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149 | END DO |
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150 | ENDIF |
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151 | ! |
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152 | IF( ll_south ) THEN !== southern side ==! |
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153 | DO jn = 1, jptra |
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154 | tra(i1:i2,1,k1:k2,jn) = z1 * ptab(i1:i2,1,k1:k2,jn) + z2 * ptab(i1:i2,2,k1:k2,jn) |
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155 | DO jk = 1, jpk |
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156 | DO ji = imin, imax |
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157 | IF( vmask(ji,2,jk) == 0._wp ) THEN |
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158 | tra(ji,2,jk,jn) = tra(ji,1,jk,jn) * tmask(ji,2,jk) |
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159 | ELSE |
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160 | tra(ji,2,jk,jn) = ( z4*tra(ji,1,jk,jn)+z3*tra(ji,3,jk,jn) ) * tmask(ji,2,jk) |
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161 | IF( vn(ji,2,jk) < 0._wp ) THEN |
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162 | tra(ji,2,jk,jn) = ( z6*tra(ji,3,jk,jn)+z5*tra(ji,1,jk,jn)+z7*tra(ji,4,jk,jn) ) * tmask(ji,2,jk) |
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163 | ENDIF |
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164 | ENDIF |
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165 | END DO |
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166 | END DO |
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167 | END DO |
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168 | ENDIF |
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169 | ! |
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170 | ! Treatment of corners |
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171 | IF( ll_east .AND.((nbondj == -1).OR.(nbondj == 2)) ) tra(nlci-1, 2 ,:,:) = ptab(nlci-1, 2 ,:,:) ! East south |
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172 | 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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173 | IF( ll_west .AND.((nbondj == -1).OR.(nbondj == 2)) ) tra( 2 , 2 ,:,:) = ptab( 2 , 2 ,:,:) ! West south |
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174 | IF( ll_west .AND.((nbondj == 1).OR.(nbondj == 2)) ) tra( 2 ,nlcj-1,:,:) = ptab( 2 ,nlcj-1,:,:) ! West north |
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175 | ! |
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176 | ENDIF |
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177 | ENDIF |
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178 | ! |
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179 | END SUBROUTINE interptrn |
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180 | |
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181 | #else |
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182 | !!---------------------------------------------------------------------- |
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183 | !! Empty module no TOP AGRIF |
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184 | !!---------------------------------------------------------------------- |
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185 | CONTAINS |
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186 | SUBROUTINE Agrif_TOP_Interp_empty |
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187 | !!--------------------------------------------- |
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188 | !! *** ROUTINE agrif_Top_Interp_empty *** |
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189 | !!--------------------------------------------- |
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190 | WRITE(*,*) 'agrif_top_interp : You should not have seen this print! error?' |
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191 | END SUBROUTINE Agrif_TOP_Interp_empty |
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192 | #endif |
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193 | |
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194 | !!====================================================================== |
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195 | END MODULE agrif_top_interp |
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