1 | MODULE dynadv_tam |
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2 | #ifdef key_tam |
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3 | !!============================================================================== |
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4 | !! *** MODULE dynadv_tam *** |
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5 | !! Ocean active tracers: advection scheme control |
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6 | !! Tangent and Adjoint module |
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7 | !!============================================================================== |
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8 | !! History of the direct module: |
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9 | !! 9.0 ! 2006-11 (G. Madec) Original code |
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10 | !! History of the TAM module: |
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11 | !! 9.0 ! 2008-08 (A. Vidard) first version |
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12 | !! NEMO 3.2 ! 2010-04 (F. Vigilant) 3.2 version |
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13 | !! NEMO 3.4 ! 2012-07 (P.-A. Bouttier) 3.4 version |
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14 | !!---------------------------------------------------------------------- |
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15 | |
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16 | !!---------------------------------------------------------------------- |
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17 | !! dyn_adv : compute the momentum advection trend |
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18 | !! dyn_adv_ctl : control the different options of advection scheme |
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19 | !!---------------------------------------------------------------------- |
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20 | USE par_kind |
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21 | USE par_oce |
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22 | USE oce |
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23 | USE dom_oce |
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24 | USE oce_tam |
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25 | USE in_out_manager |
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26 | USE gridrandom |
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27 | USE dotprodfld |
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28 | USE tstool_tam |
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29 | USE dynadv |
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30 | USE dynadv_cen2_tam |
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31 | USE dynadv_ubs_tam |
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32 | USE dynkeg_tam |
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33 | USE dynzad_tam |
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34 | USE sshwzv_tam |
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35 | USE sshwzv |
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36 | USE divcur |
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37 | USE divcur_tam |
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38 | USE in_out_manager |
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39 | USE lib_mpp |
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40 | USE timing |
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41 | |
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42 | IMPLICIT NONE |
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43 | PRIVATE |
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44 | |
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45 | PUBLIC dyn_adv_tan ! routine called by steptan module |
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46 | PUBLIC dyn_adv_adj ! routine called by stepadj module |
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47 | PUBLIC dyn_adv_adj_tst ! routine called by the tst module |
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48 | PUBLIC dyn_adv_init_tam |
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49 | #if defined key_tst_tlm |
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50 | PUBLIC dyn_adv_tlm_tst ! routine called by tamtst.F90 |
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51 | #endif |
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52 | |
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53 | INTEGER :: nadv ! choice of the formulation and scheme for the advection |
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54 | LOGICAL :: lfirst=.TRUE. |
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55 | !! * Substitutions |
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56 | # include "domzgr_substitute.h90" |
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57 | # include "vectopt_loop_substitute.h90" |
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58 | |
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59 | CONTAINS |
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60 | |
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61 | SUBROUTINE dyn_adv_tan( kt ) |
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62 | !!--------------------------------------------------------------------- |
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63 | !! *** ROUTINE dyn_adv_tan *** |
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64 | !! |
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65 | !! ** Purpose of the direct routine: |
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66 | !! compute the ocean momentum advection trend. |
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67 | !! |
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68 | !! ** Method : - Update (ua,va) with the advection term following nadv |
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69 | !! NB: in flux form advection (ln_dynadv_cen2 or ln_dynadv_ubs=T) |
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70 | !! a metric term is add to the coriolis term while in vector form |
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71 | !! it is the relative vorticity which is added to coriolis term |
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72 | !! (see dynvor module). |
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73 | !!---------------------------------------------------------------------- |
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74 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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75 | !!---------------------------------------------------------------------- |
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76 | ! |
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77 | IF( nn_timing == 1 ) CALL timing_start('dyn_adv_tan') |
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78 | ! |
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79 | SELECT CASE ( nadv ) ! compute advection trend and add it to general trend |
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80 | CASE ( 0 ) |
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81 | CALL dyn_keg_tan ( kt ) ! vector form : horizontal gradient of kinetic energy |
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82 | CALL dyn_zad_tan ( kt ) ! vector form : vertical advection |
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83 | CASE ( 1 ) |
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84 | CALL dyn_adv_cen2_tan( kt ) ! 2nd order centered scheme |
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85 | CASE ( 2 ) |
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86 | CALL dyn_adv_ubs_tan ( kt ) ! 3rd order UBS scheme |
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87 | ! |
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88 | CASE (-1 ) ! esopa: test all possibility with control print |
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89 | CALL dyn_keg_tan ( kt ) |
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90 | CALL dyn_zad_tan ( kt ) |
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91 | CALL dyn_adv_cen2_tan( kt ) |
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92 | CALL dyn_adv_ubs_tan ( kt ) |
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93 | END SELECT |
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94 | ! |
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95 | IF( nn_timing == 1 ) CALL timing_stop('dyn_adv_tan') |
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96 | ! |
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97 | END SUBROUTINE dyn_adv_tan |
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98 | |
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99 | SUBROUTINE dyn_adv_adj( kt ) |
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100 | !!--------------------------------------------------------------------- |
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101 | !! *** ROUTINE dyn_adv_adj *** |
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102 | !! |
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103 | !! ** Purpose of the direct routine: |
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104 | !! compute the ocean momentum advection trend. |
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105 | !! |
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106 | !! ** Method : - Update (ua,va) with the advection term following nadv |
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107 | !! NB: in flux form advection (ln_dynadv_cen2 or ln_dynadv_ubs=T) |
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108 | !! a metric term is add to the coriolis term while in vector form |
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109 | !! it is the relative vorticity which is added to coriolis term |
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110 | !! (see dynvor module). |
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111 | !!---------------------------------------------------------------------- |
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112 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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113 | !!---------------------------------------------------------------------- |
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114 | ! |
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115 | IF( nn_timing == 1 ) CALL timing_start('dyn_adv_adj') |
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116 | ! |
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117 | SELECT CASE ( nadv ) ! compute advection trend and add it to general trend |
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118 | CASE ( 0 ) |
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119 | CALL dyn_zad_adj ( kt ) ! vector form : vertical advection |
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120 | CALL dyn_keg_adj ( kt ) ! vector form : horizontal gradient of kinetic energy |
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121 | CASE ( 1 ) |
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122 | IF (lwp) WRITE(numout,*) 'dyn_adv_cen2_adj not available yet' |
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123 | CALL abort |
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124 | CASE ( 2 ) |
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125 | IF (lwp) WRITE(numout,*) 'dyn_adv_ubs_adj not available yet' |
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126 | CALL abort |
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127 | CASE (-1 ) ! esopa: test all possibility with control print |
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128 | CALL dyn_zad_adj ( kt ) |
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129 | CALL dyn_keg_adj ( kt ) |
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130 | END SELECT |
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131 | ! |
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132 | IF( nn_timing == 1 ) CALL timing_stop('dyn_adv_adj') |
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133 | ! |
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134 | END SUBROUTINE dyn_adv_adj |
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135 | |
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136 | SUBROUTINE dyn_adv_adj_tst( kumadt ) |
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137 | !!----------------------------------------------------------------------- |
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138 | !! |
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139 | !! *** ROUTINE dyn_adv_adj_tst *** |
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140 | !! |
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141 | !! ** Purpose : Test the adjoint routine. |
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142 | !! |
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143 | !! ** Method : Verify the scalar product |
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144 | !! |
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145 | !! ( L dx )^T W dy = dx^T L^T W dy |
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146 | !! |
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147 | !! where L = tangent routine |
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148 | !! L^T = adjoint routine |
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149 | !! W = diagonal matrix of scale factors |
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150 | !! dx = input perturbation (random field) |
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151 | !! dy = L dx |
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152 | !! |
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153 | !! |
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154 | !! History : |
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155 | !! ! 08-08 (A. Vidard) |
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156 | !!----------------------------------------------------------------------- |
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157 | !! * Modules used |
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158 | |
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159 | !! * Arguments |
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160 | INTEGER, INTENT(IN) :: & |
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161 | & kumadt ! Output unit |
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162 | |
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163 | !! * Local declarations |
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164 | INTEGER :: & |
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165 | & ji, & ! dummy loop indices |
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166 | & jj, & |
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167 | & jk, & |
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168 | & jt |
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169 | |
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170 | REAL(KIND=wp), DIMENSION(:,:,:), ALLOCATABLE :: & |
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171 | & zun_tlin, & ! Tangent input: now u-velocity |
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172 | & zvn_tlin, & ! Tangent input: now v-velocity |
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173 | & zwn_tlin, & ! Tangent input: now w-velocity |
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174 | & zua_tlin, & ! Tangent input: after u-velocity |
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175 | & zva_tlin, & ! Tangent input: after u-velocity |
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176 | & zua_tlout, & ! Tangent output:after u-velocity |
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177 | & zva_tlout, & ! Tangent output:after v-velocity |
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178 | & zua_adin, & ! adjoint input: after u-velocity |
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179 | & zva_adin, & ! adjoint input: after v-velocity |
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180 | & zun_adout, & ! adjoint output: now u-velocity |
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181 | & zvn_adout, & ! adjoint output: now v-velocity |
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182 | & zwn_adout, & ! adjoint output: now u-velocity |
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183 | & zua_adout, & ! adjoint output:after v-velocity |
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184 | & zva_adout, & ! adjoint output:after u-velocity |
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185 | & zuvw ! 3D random field for u, v and w |
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186 | |
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187 | REAL(KIND=wp) :: & |
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188 | & zsp1, & ! scalar product involving the tangent routine |
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189 | & zsp1_1, & ! scalar product components |
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190 | & zsp1_2, & |
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191 | & zsp2, & ! scalar product involving the adjoint routine |
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192 | & zsp2_1, & ! scalar product components |
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193 | & zsp2_2, & |
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194 | & zsp2_3, & |
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195 | & zsp2_4, & |
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196 | & zsp2_5 |
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197 | |
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198 | CHARACTER(LEN=14) :: cl_name |
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199 | |
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200 | |
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201 | ! Allocate memory |
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202 | |
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203 | ALLOCATE( & |
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204 | & zun_tlin(jpi,jpj,jpk), & |
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205 | & zvn_tlin(jpi,jpj,jpk), & |
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206 | & zwn_tlin(jpi,jpj,jpk), & |
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207 | & zua_tlin(jpi,jpj,jpk), & |
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208 | & zva_tlin(jpi,jpj,jpk), & |
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209 | & zua_tlout(jpi,jpj,jpk), & |
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210 | & zva_tlout(jpi,jpj,jpk), & |
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211 | & zua_adin(jpi,jpj,jpk), & |
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212 | & zva_adin(jpi,jpj,jpk), & |
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213 | & zun_adout(jpi,jpj,jpk), & |
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214 | & zvn_adout(jpi,jpj,jpk), & |
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215 | & zwn_adout(jpi,jpj,jpk), & |
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216 | & zua_adout(jpi,jpj,jpk), & |
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217 | & zva_adout(jpi,jpj,jpk), & |
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218 | & zuvw(jpi,jpj,jpk) & |
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219 | & ) |
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220 | |
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221 | |
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222 | !=================================================================================== |
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223 | ! 1) dx = ( un_tl, vn_tl, ua_tl, va_tl ) --> dynkeg |
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224 | ! and dy = ( ua_tl, va_tl ) |
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225 | ! 2) dx = ( un_tl, vn_tl, wn_tl, ua_tl, va_tl ) --> dynkeg |
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226 | ! and dy = ( ua_tl, va_tl ) |
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227 | ! 3) dx = ( un_tl, vn_tl, wn_tl, ua_tl, va_tl ) --> dynadv |
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228 | ! and dy = ( ua_tl, va_tl ) |
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229 | !====================================================================== |
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230 | |
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231 | DO jt = 1, 3 |
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232 | !-------------------------------------------------------------------- |
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233 | ! Reset the tangent and adjoint variables |
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234 | !-------------------------------------------------------------------- |
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235 | zun_tlin(:,:,:) = 0.0_wp |
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236 | zvn_tlin(:,:,:) = 0.0_wp |
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237 | zwn_tlin(:,:,:) = 0.0_wp |
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238 | zua_tlin(:,:,:) = 0.0_wp |
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239 | zva_tlin(:,:,:) = 0.0_wp |
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240 | zua_tlout(:,:,:) = 0.0_wp |
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241 | zva_tlout(:,:,:) = 0.0_wp |
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242 | zua_adin(:,:,:) = 0.0_wp |
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243 | zva_adin(:,:,:) = 0.0_wp |
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244 | zun_adout(:,:,:) = 0.0_wp |
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245 | zvn_adout(:,:,:) = 0.0_wp |
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246 | zwn_adout(:,:,:) = 0.0_wp |
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247 | zua_adout(:,:,:) = 0.0_wp |
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248 | zva_adout(:,:,:) = 0.0_wp |
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249 | zuvw(:,:,:) = 0.0_wp |
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250 | |
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251 | un_tl(:,:,:) = 0.0_wp |
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252 | vn_tl(:,:,:) = 0.0_wp |
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253 | wn_tl(:,:,:) = 0.0_wp |
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254 | ua_tl(:,:,:) = 0.0_wp |
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255 | va_tl(:,:,:) = 0.0_wp |
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256 | un_ad(:,:,:) = 0.0_wp |
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257 | vn_ad(:,:,:) = 0.0_wp |
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258 | wn_ad(:,:,:) = 0.0_wp |
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259 | ua_ad(:,:,:) = 0.0_wp |
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260 | va_ad(:,:,:) = 0.0_wp |
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261 | |
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262 | !-------------------------------------------------------------------- |
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263 | ! Initialize the tangent input with random noise: dx |
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264 | !-------------------------------------------------------------------- |
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265 | |
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266 | CALL grid_random( zuvw, 'U', 0.0_wp, stdu ) |
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267 | DO jk = 1, jpk |
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268 | DO jj = nldj, nlej |
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269 | DO ji = nldi, nlei |
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270 | zun_tlin(ji,jj,jk) = zuvw(ji,jj,jk) |
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271 | END DO |
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272 | END DO |
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273 | END DO |
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274 | CALL grid_random( zuvw, 'V', 0.0_wp, stdv ) |
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275 | DO jk = 1, jpk |
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276 | DO jj = nldj, nlej |
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277 | DO ji = nldi, nlei |
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278 | zvn_tlin(ji,jj,jk) = zuvw(ji,jj,jk) |
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279 | END DO |
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280 | END DO |
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281 | END DO |
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282 | |
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283 | CALL grid_random( zuvw, 'W', 0.0_wp, stdw ) |
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284 | DO jk = 1, jpk |
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285 | DO jj = nldj, nlej |
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286 | DO ji = nldi, nlei |
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287 | zwn_tlin(ji,jj,jk) = zuvw(ji,jj,jk) |
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288 | END DO |
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289 | END DO |
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290 | END DO |
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291 | |
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292 | CALL grid_random( zuvw, 'U', 0.0_wp, stdu ) |
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293 | DO jk = 1, jpk |
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294 | DO jj = nldj, nlej |
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295 | DO ji = nldi, nlei |
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296 | zua_tlin(ji,jj,jk) = zuvw(ji,jj,jk) |
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297 | END DO |
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298 | END DO |
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299 | END DO |
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300 | |
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301 | CALL grid_random( zuvw, 'V', 0.0_wp, stdv ) |
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302 | DO jk = 1, jpk |
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303 | DO jj = nldj, nlej |
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304 | DO ji = nldi, nlei |
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305 | zva_tlin(ji,jj,jk) = zuvw(ji,jj,jk) |
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306 | END DO |
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307 | END DO |
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308 | END DO |
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309 | |
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310 | un_tl(:,:,:) = zun_tlin(:,:,:) |
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311 | vn_tl(:,:,:) = zvn_tlin(:,:,:) |
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312 | |
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313 | wn_tl(:,:,:) = zwn_tlin(:,:,:) |
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314 | ua_tl(:,:,:) = zua_tlin(:,:,:) |
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315 | va_tl(:,:,:) = zva_tlin(:,:,:) |
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316 | |
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317 | SELECT CASE ( jt ) |
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318 | CASE ( 1 ) |
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319 | CALL dyn_adv_init_tam |
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320 | CALL dyn_keg_tan( nit000 ) |
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321 | CASE ( 2 ) |
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322 | CALL dyn_adv_init_tam |
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323 | CALL dyn_zad_tan( nit000 ) |
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324 | CASE ( 3 ) |
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325 | CALL dyn_adv_tan ( nit000 ) |
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326 | END SELECT |
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327 | |
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328 | zua_tlout(:,:,:) = ua_tl(:,:,:) |
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329 | zva_tlout(:,:,:) = va_tl(:,:,:) |
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330 | |
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331 | !-------------------------------------------------------------------- |
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332 | ! Initialize the adjoint variables: dy^* = W dy |
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333 | !-------------------------------------------------------------------- |
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334 | |
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335 | DO jk = 1, jpk |
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336 | DO jj = nldj, nlej |
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337 | DO ji = nldi, nlei |
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338 | zua_adin(ji,jj,jk) = zua_tlout(ji,jj,jk) & |
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339 | & * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) & |
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340 | & * umask(ji,jj,jk) |
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341 | zva_adin(ji,jj,jk) = zva_tlout(ji,jj,jk) & |
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342 | & * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) & |
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343 | & * vmask(ji,jj,jk) |
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344 | END DO |
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345 | END DO |
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346 | END DO |
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347 | !-------------------------------------------------------------------- |
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348 | ! Compute the scalar product: ( L dx )^T W dy |
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349 | !-------------------------------------------------------------------- |
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350 | |
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351 | zsp1_1 = DOT_PRODUCT( zua_tlout, zua_adin ) |
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352 | zsp1_2 = DOT_PRODUCT( zva_tlout, zva_adin ) |
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353 | zsp1 = zsp1_1 + zsp1_2 |
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354 | |
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355 | !-------------------------------------------------------------------- |
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356 | ! Call the adjoint routine: dx^* = L^T dy^* |
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357 | !-------------------------------------------------------------------- |
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358 | |
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359 | ua_ad(:,:,:) = zua_adin(:,:,:) |
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360 | va_ad(:,:,:) = zva_adin(:,:,:) |
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361 | |
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362 | SELECT CASE ( jt ) |
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363 | CASE ( 1 ) |
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364 | CALL dyn_keg_adj( nitend ) |
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365 | CASE ( 2 ) |
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366 | CALL dyn_zad_adj( nitend ) |
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367 | CASE ( 3 ) |
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368 | CALL dyn_adv_adj( nitend ) |
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369 | END SELECT |
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370 | |
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371 | zun_adout(:,:,:) = un_ad(:,:,:) |
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372 | zvn_adout(:,:,:) = vn_ad(:,:,:) |
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373 | zwn_adout(:,:,:) = wn_ad(:,:,:) |
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374 | zua_adout(:,:,:) = ua_ad(:,:,:) |
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375 | zva_adout(:,:,:) = va_ad(:,:,:) |
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376 | |
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377 | zsp2_1 = DOT_PRODUCT( zun_tlin, zun_adout ) |
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378 | zsp2_2 = DOT_PRODUCT( zvn_tlin, zvn_adout ) |
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379 | IF (jt .EQ. 1) THEN |
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380 | zsp2_3 = 0.0_wp |
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381 | ELSE |
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382 | zsp2_3 = DOT_PRODUCT( zwn_tlin, zwn_adout ) |
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383 | ENDIF |
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384 | zsp2_4 = DOT_PRODUCT( zua_tlin, zua_adout ) |
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385 | zsp2_5 = DOT_PRODUCT( zva_tlin, zva_adout ) |
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386 | zsp2 = zsp2_1 + zsp2_2 + zsp2_3 + zsp2_4 + zsp2_5 |
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387 | |
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388 | ! Compare the scalar products |
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389 | |
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390 | SELECT CASE ( jt ) |
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391 | CASE ( 1 ) |
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392 | cl_name = 'dyn_keg_adj ' |
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393 | CASE ( 2 ) |
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394 | cl_name = 'dyn_zad_adj ' |
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395 | CASE ( 3 ) |
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396 | cl_name = 'dyn_adv_adj ' |
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397 | END SELECT |
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398 | |
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399 | CALL prntst_adj( cl_name, kumadt, zsp1, zsp2 ) |
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400 | |
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401 | ENDDO |
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402 | |
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403 | DEALLOCATE( & |
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404 | & zun_tlin, & |
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405 | & zvn_tlin, & |
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406 | & zwn_tlin, & |
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407 | & zua_tlin, & |
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408 | & zva_tlin, & |
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409 | & zua_tlout, & |
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410 | & zva_tlout, & |
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411 | & zua_adin, & |
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412 | & zva_adin, & |
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413 | & zun_adout, & |
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414 | & zvn_adout, & |
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415 | & zwn_adout, & |
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416 | & zua_adout, & |
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417 | & zva_adout, & |
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418 | & zuvw & |
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419 | & ) |
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420 | |
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421 | END SUBROUTINE dyn_adv_adj_tst |
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422 | !!====================================================================== |
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423 | SUBROUTINE dyn_adv_init_tam |
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424 | !!--------------------------------------------------------------------- |
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425 | !! *** ROUTINE dyn_adv_ctl *** |
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426 | !! |
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427 | !! ** Purpose : Control the consistency between namelist options for |
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428 | !! momentum advection formulation & scheme and set nadv |
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429 | !!---------------------------------------------------------------------- |
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430 | INTEGER :: ioptio |
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431 | |
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432 | NAMELIST/namdyn_adv/ ln_dynadv_vec, ln_dynadv_cen2 , ln_dynadv_ubs |
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433 | !!---------------------------------------------------------------------- |
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434 | |
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435 | IF (lfirst) THEN |
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436 | |
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437 | REWIND ( numnam ) ! Read Namelist namdyn_adv : momentum advection scheme |
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438 | READ ( numnam, namdyn_adv ) |
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439 | |
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440 | IF(lwp) THEN ! Namelist print |
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441 | WRITE(numout,*) |
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442 | WRITE(numout,*) 'dyn_adv_init : choice/control of the momentum advection scheme' |
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443 | WRITE(numout,*) '~~~~~~~~~~~' |
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444 | WRITE(numout,*) ' Namelist namdyn_adv : chose a advection formulation & scheme for momentum' |
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445 | WRITE(numout,*) ' Vector/flux form (T/F) ln_dynadv_vec = ', ln_dynadv_vec |
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446 | WRITE(numout,*) ' 2nd order centred advection scheme ln_dynadv_cen2 = ', ln_dynadv_cen2 |
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447 | WRITE(numout,*) ' 3rd order UBS advection scheme ln_dynadv_ubs = ', ln_dynadv_ubs |
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448 | ENDIF |
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449 | |
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450 | ioptio = 0 ! Parameter control |
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451 | IF( ln_dynadv_vec ) ioptio = ioptio + 1 |
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452 | IF( ln_dynadv_cen2 ) ioptio = ioptio + 1 |
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453 | IF( ln_dynadv_ubs ) ioptio = ioptio + 1 |
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454 | IF( lk_esopa ) ioptio = 1 |
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455 | |
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456 | IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE advection scheme in namelist namdyn_adv' ) |
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457 | |
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458 | ! ! Set nadv |
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459 | IF( ln_dynadv_vec ) nadv = 0 |
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460 | IF( ln_dynadv_cen2 ) nadv = 1 |
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461 | IF( ln_dynadv_ubs ) nadv = 2 |
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462 | IF( lk_esopa ) nadv = -1 |
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463 | |
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464 | IF(lwp) THEN ! Print the choice |
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465 | WRITE(numout,*) |
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466 | IF( nadv == 0 ) WRITE(numout,*) ' vector form : keg + zad + vor is used' |
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467 | IF( nadv == 1 ) WRITE(numout,*) ' flux form : 2nd order scheme is used' |
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468 | IF( nadv == 2 ) WRITE(numout,*) ' flux form : UBS scheme is used' |
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469 | IF( nadv == -1 ) WRITE(numout,*) ' esopa test: use all advection formulation' |
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470 | ENDIF |
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471 | ! |
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472 | lfirst = .FALSE. |
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473 | END IF |
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474 | END SUBROUTINE dyn_adv_init_tam |
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475 | #endif |
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476 | END MODULE dynadv_tam |
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