1 | MODULE domqco |
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2 | !!====================================================================== |
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3 | !! *** MODULE domqco *** |
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4 | !! Ocean : |
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5 | !!====================================================================== |
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6 | !! History : 2.0 ! 2006-06 (B. Levier, L. Marie) original code |
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7 | !! 3.1 ! 2009-02 (G. Madec, M. Leclair, R. Benshila) pure z* coordinate |
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8 | !! 3.3 ! 2011-10 (M. Leclair) totally rewrote domvvl: vvl option includes z_star and z_tilde coordinates |
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9 | !! 3.6 ! 2014-11 (P. Mathiot) add ice shelf capability |
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10 | !! 4.1 ! 2019-08 (A. Coward, D. Storkey) add time level indices for prognostic variables |
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11 | !! 4.x ! 2020-02 (S. Techene, G. Madec) quasi-eulerian coordinate (z* or s*) from domvvl |
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12 | !!---------------------------------------------------------------------- |
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13 | |
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14 | !!---------------------------------------------------------------------- |
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15 | !! dom_qco_init : define initial vertical scale factors, depths and column thickness |
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16 | !! dom_qco_zgr : Set ssh/h_0 ratio at t |
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17 | !! dom_qco_r3c : Compute ssh/h_0 ratio at t-, u-, v-, and optionally f-points |
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18 | !! qco_rst_read : read/write restart file |
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19 | !! qco_ctl : Check the vvl options |
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20 | !!---------------------------------------------------------------------- |
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21 | USE oce ! ocean dynamics and tracers |
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22 | USE phycst ! physical constant |
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23 | USE dom_oce ! ocean space and time domain |
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24 | USE dynadv , ONLY : ln_dynadv_vec |
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25 | USE isf_oce ! iceshelf cavities |
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26 | USE sbc_oce ! ocean surface boundary condition |
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27 | USE wet_dry ! wetting and drying |
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28 | USE usrdef_istate ! user defined initial state (wad only) |
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29 | USE restart ! ocean restart |
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30 | ! |
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31 | USE in_out_manager ! I/O manager |
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32 | USE iom ! I/O manager library |
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33 | USE lib_mpp ! distributed memory computing library |
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34 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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35 | USE timing ! Timing |
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36 | |
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37 | IMPLICIT NONE |
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38 | PRIVATE |
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39 | |
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40 | PUBLIC dom_qco_init ! called by domain.F90 |
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41 | PUBLIC dom_qco_zgr ! called by isfcpl.F90 |
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42 | PUBLIC dom_qco_r3c ! called by steplf.F90 |
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43 | |
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44 | ! !!* Namelist nam_vvl |
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45 | LOGICAL , PUBLIC :: ln_vvl_zstar = .FALSE. ! zstar vertical coordinate |
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46 | LOGICAL , PUBLIC :: ln_vvl_ztilde = .FALSE. ! ztilde vertical coordinate |
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47 | LOGICAL , PUBLIC :: ln_vvl_layer = .FALSE. ! level vertical coordinate |
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48 | LOGICAL , PUBLIC :: ln_vvl_ztilde_as_zstar = .FALSE. ! ztilde vertical coordinate |
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49 | LOGICAL , PUBLIC :: ln_vvl_zstar_at_eqtor = .FALSE. ! ztilde vertical coordinate |
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50 | LOGICAL , PUBLIC :: ln_vvl_kepe = .FALSE. ! kinetic/potential energy transfer |
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51 | ! ! conservation: not used yet |
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52 | REAL(wp) :: rn_ahe3 ! thickness diffusion coefficient |
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53 | REAL(wp) :: rn_rst_e3t ! ztilde to zstar restoration timescale [days] |
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54 | REAL(wp) :: rn_lf_cutoff ! cutoff frequency for low-pass filter [days] |
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55 | REAL(wp) :: rn_zdef_max ! maximum fractional e3t deformation |
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56 | LOGICAL , PUBLIC :: ln_vvl_dbg = .FALSE. ! debug control prints |
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57 | |
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58 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: un_td, vn_td ! thickness diffusion transport |
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59 | |
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60 | !! * Substitutions |
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61 | # include "do_loop_substitute.h90" |
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62 | !!---------------------------------------------------------------------- |
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63 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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64 | !! $Id: domvvl.F90 12377 2020-02-12 14:39:06Z acc $ |
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65 | !! Software governed by the CeCILL license (see ./LICENSE) |
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66 | !!---------------------------------------------------------------------- |
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67 | CONTAINS |
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68 | |
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69 | SUBROUTINE dom_qco_init( Kbb, Kmm, Kaa ) |
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70 | !!---------------------------------------------------------------------- |
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71 | !! *** ROUTINE dom_qco_init *** |
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72 | !! |
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73 | !! ** Purpose : Initialization of all ssh. to h._0 ratio |
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74 | !! |
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75 | !! ** Method : - use restart file and/or initialize |
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76 | !! - compute ssh. to h._0 ratio |
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77 | !! |
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78 | !! ** Action : - r3(t/u/v)_b |
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79 | !! - r3(t/u/v/f)_n |
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80 | !! |
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81 | !!---------------------------------------------------------------------- |
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82 | INTEGER, INTENT(in) :: Kbb, Kmm, Kaa ! time level indices |
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83 | !!---------------------------------------------------------------------- |
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84 | ! |
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85 | IF(lwp) WRITE(numout,*) |
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86 | IF(lwp) WRITE(numout,*) 'dom_qco_init : Variable volume activated' |
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87 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~' |
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88 | ! |
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89 | CALL qco_ctl ! choose vertical coordinate (z_star, z_tilde or layer) |
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90 | ! ! CAUTION COM A METTRE !!! |
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91 | !!st CALL qco_rst_read2( nit000, Kbb, Kmm ) ! Read or initialize ssh_(Kbb/Kmm) and r3 |
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92 | !!st CAUTION if read2 removed change restart.F90 ! |
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93 | ! |
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94 | CALL qco_rst_read( nit000, Kbb, Kmm ) ! Read or initialize ssh_(Kbb/Kmm) |
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95 | ! |
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96 | CALL dom_qco_zgr( Kbb, Kmm, Kaa ) ! interpolation scale factor, depth and water column |
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97 | ! |
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98 | #if defined key_agrif |
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99 | ! We need to define r3[tuv](Kaa) for AGRIF initialisation (should not be a |
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100 | ! problem for the restartability...) |
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101 | r3t(:,:,Kaa) = r3t(:,:,Kmm) |
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102 | r3u(:,:,Kaa) = r3u(:,:,Kmm) |
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103 | r3v(:,:,Kaa) = r3v(:,:,Kmm) |
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104 | #endif |
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105 | ! |
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106 | IF(lwxios) THEN ! define variables in restart file when writing with XIOS |
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107 | CALL iom_set_rstw_var_active('sshb') |
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108 | CALL iom_set_rstw_var_active('sshn') |
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109 | ENDIF |
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110 | ! |
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111 | END SUBROUTINE dom_qco_init |
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112 | |
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113 | |
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114 | SUBROUTINE dom_qco_zgr( Kbb, Kmm, Kaa ) |
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115 | !!---------------------------------------------------------------------- |
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116 | !! *** ROUTINE dom_qco_init *** |
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117 | !! |
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118 | !! ** Purpose : Initialization of all ssh./h._0 ratio |
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119 | !! |
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120 | !! ** Method : - call domqco using Kbb and Kmm |
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121 | !! |
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122 | !! ** Action : - r3(t/u/v)_b |
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123 | !! - r3(t/u/v/f)_n |
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124 | !!---------------------------------------------------------------------- |
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125 | INTEGER, INTENT(in) :: Kbb, Kmm, Kaa ! time level indices |
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126 | !!---------------------------------------------------------------------- |
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127 | ! |
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128 | ! !== Set of all other vertical scale factors ==! (now and before) |
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129 | ! ! Horizontal interpolation of e3t |
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130 | CALL dom_qco_r3c( ssh(:,:,Kbb), r3t(:,:,Kbb), r3u(:,:,Kbb), r3v(:,:,Kbb) ) |
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131 | CALL dom_qco_r3c( ssh(:,:,Kmm), r3t(:,:,Kmm), r3u(:,:,Kmm), r3v(:,:,Kmm), r3f(:,:) ) |
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132 | ! |
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133 | ! |
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134 | END SUBROUTINE dom_qco_zgr |
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135 | |
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136 | |
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137 | SUBROUTINE dom_qco_r3c( pssh, pr3t, pr3u, pr3v, pr3f ) |
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138 | !!--------------------------------------------------------------------- |
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139 | !! *** ROUTINE r3c *** |
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140 | !! |
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141 | !! ** Purpose : compute the filtered ratio ssh/h_0 at t-,u-,v-,f-points |
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142 | !! |
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143 | !! ** Method : - compute the ssh at u- and v-points (f-point optional) |
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144 | !! Vector Form : surface weighted averaging |
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145 | !! Flux Form : simple averaging |
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146 | !! - compute the ratio ssh/h_0 at t-,u-,v-pts, (f-pt optional) |
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147 | !!---------------------------------------------------------------------- |
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148 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pssh ! sea surface height [m] |
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149 | REAL(wp), DIMENSION(:,:) , INTENT( out) :: pr3t, pr3u, pr3v ! ssh/h0 ratio at t-, u-, v-,points [-] |
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150 | REAL(wp), DIMENSION(:,:), OPTIONAL, INTENT( out) :: pr3f ! ssh/h0 ratio at f-point [-] |
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151 | ! |
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152 | INTEGER :: ji, jj ! dummy loop indices |
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153 | !!---------------------------------------------------------------------- |
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154 | ! |
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155 | ! |
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156 | pr3t(:,:) = pssh(:,:) * r1_ht_0(:,:) !== ratio at t-point ==! |
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157 | ! |
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158 | ! |
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159 | ! !== ratio at u-,v-point ==! |
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160 | ! |
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161 | !!st IF( ln_dynadv_vec ) THEN !- Vector Form (thickness weighted averaging) |
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162 | #if ! defined key_qcoTest_FluxForm |
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163 | ! ! no 'key_qcoTest_FluxForm' : surface weighted ssh average |
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164 | DO_2D( 0, 0, 0, 0 ) |
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165 | pr3u(ji,jj) = 0.5_wp * ( e1e2t(ji ,jj) * pssh(ji ,jj) & |
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166 | & + e1e2t(ji+1,jj) * pssh(ji+1,jj) ) * r1_hu_0(ji,jj) * r1_e1e2u(ji,jj) |
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167 | pr3v(ji,jj) = 0.5_wp * ( e1e2t(ji,jj ) * pssh(ji,jj ) & |
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168 | & + e1e2t(ji,jj+1) * pssh(ji,jj+1) ) * r1_hv_0(ji,jj) * r1_e1e2v(ji,jj) |
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169 | END_2D |
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170 | !!st ELSE !- Flux Form (simple averaging) |
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171 | #else |
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172 | DO_2D( 0, 0, 0, 0 ) |
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173 | pr3u(ji,jj) = 0.5_wp * ( pssh(ji,jj) + pssh(ji+1,jj ) ) * r1_hu_0(ji,jj) |
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174 | pr3v(ji,jj) = 0.5_wp * ( pssh(ji,jj) + pssh(ji ,jj+1) ) * r1_hv_0(ji,jj) |
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175 | END_2D |
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176 | !!st ENDIF |
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177 | #endif |
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178 | ! |
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179 | IF( .NOT.PRESENT( pr3f ) ) THEN !- lbc on ratio at u-, v-points only |
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180 | CALL lbc_lnk_multi( 'dom_qco_r3c', pr3u, 'U', 1._wp, pr3v, 'V', 1._wp ) |
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181 | ! |
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182 | ! |
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183 | ELSE !== ratio at f-point ==! |
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184 | ! |
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185 | !!st IF( ln_dynadv_vec ) THEN !- Vector Form (thickness weighted averaging) |
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186 | #if ! defined key_qcoTest_FluxForm |
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187 | ! ! no 'key_qcoTest_FluxForm' : surface weighted ssh average |
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188 | |
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189 | DO_2D( 0, 0, 0, 0 ) ! start from 1 since lbc_lnk('F') doesn't update the 1st row/line |
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190 | pr3f(ji,jj) = 0.25_wp * ( e1e2t(ji ,jj ) * pssh(ji ,jj ) & |
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191 | & + e1e2t(ji+1,jj ) * pssh(ji+1,jj ) & |
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192 | & + e1e2t(ji ,jj+1) * pssh(ji ,jj+1) & |
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193 | & + e1e2t(ji+1,jj+1) * pssh(ji+1,jj+1) ) * r1_hf_0(ji,jj) * r1_e1e2f(ji,jj) |
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194 | END_2D |
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195 | !!st ELSE !- Flux Form (simple averaging) |
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196 | #else |
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197 | DO_2D( 0, 0, 0, 0 ) ! start from 1 since lbc_lnk('F') doesn't update the 1st row/line |
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198 | pr3f(ji,jj) = 0.25_wp * ( pssh(ji,jj ) + pssh(ji+1,jj ) & |
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199 | & + pssh(ji,jj+1) + pssh(ji+1,jj+1) ) * r1_hf_0(ji,jj) |
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200 | END_2D |
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201 | !!st ENDIF |
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202 | #endif |
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203 | ! ! lbc on ratio at u-,v-,f-points |
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204 | CALL lbc_lnk_multi( 'dom_qco_r3c', pr3u, 'U', 1._wp, pr3v, 'V', 1._wp, pr3f, 'F', 1._wp ) |
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205 | ! |
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206 | ENDIF |
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207 | ! |
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208 | END SUBROUTINE dom_qco_r3c |
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209 | |
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210 | |
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211 | SUBROUTINE qco_rst_read( kt, Kbb, Kmm ) |
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212 | !!--------------------------------------------------------------------- |
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213 | !! *** ROUTINE qco_rst_read *** |
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214 | !! |
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215 | !! ** Purpose : Read ssh in restart file |
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216 | !! |
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217 | !! ** Method : use of IOM library |
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218 | !! if the restart does not contain ssh, |
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219 | !! it is set to the _0 values. |
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220 | !!---------------------------------------------------------------------- |
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221 | INTEGER, INTENT(in) :: kt ! ocean time-step |
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222 | INTEGER, INTENT(in) :: Kbb, Kmm ! ocean time level indices |
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223 | ! |
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224 | INTEGER :: ji, jj, jk |
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225 | INTEGER :: id1, id2 ! local integers |
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226 | !!---------------------------------------------------------------------- |
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227 | ! |
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228 | IF( ln_rstart ) THEN !* Read the restart file |
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229 | CALL rst_read_open ! open the restart file if necessary |
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230 | ! |
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231 | id1 = iom_varid( numror, 'sshb', ldstop = .FALSE. ) |
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232 | id2 = iom_varid( numror, 'sshn', ldstop = .FALSE. ) |
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233 | ! |
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234 | ! ! --------- ! |
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235 | ! ! all cases ! |
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236 | ! ! --------- ! |
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237 | ! |
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238 | IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist |
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239 | CALL iom_get( numror, jpdom_auto, 'sshb' , ssh(:,:,Kbb), ldxios = lrxios ) |
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240 | CALL iom_get( numror, jpdom_auto, 'sshn' , ssh(:,:,Kmm), ldxios = lrxios ) |
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241 | ! needed to restart if land processor not computed |
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242 | IF(lwp) write(numout,*) 'qco_rst_read : ssh(:,:,Kbb) and ssh(:,:,Kmm) found in restart files' |
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243 | !!WHERE ( ssmask(:,:) == 0.0_wp ) !!gm/st ==> sm should not be necessary on ssh while it was required on e3 |
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244 | !! ssh(:,:,Kmm) = 0._wp |
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245 | !! ssh(:,:,Kbb) = 0._wp |
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246 | !!END WHERE |
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247 | IF( l_1st_euler ) THEN |
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248 | ssh(:,:,Kbb) = ssh(:,:,Kmm) |
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249 | ENDIF |
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250 | ELSE IF( id1 > 0 ) THEN |
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251 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kmm) not found in restart files' |
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252 | IF(lwp) write(numout,*) 'sshn set equal to sshb.' |
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253 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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254 | CALL iom_get( numror, jpdom_auto, 'sshb', ssh(:,:,Kbb), ldxios = lrxios ) |
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255 | ssh(:,:,Kmm) = ssh(:,:,Kbb) |
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256 | l_1st_euler = .TRUE. |
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257 | ELSE IF( id2 > 0 ) THEN |
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258 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kbb) not found in restart files' |
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259 | IF(lwp) write(numout,*) 'sshb set equal to sshn.' |
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260 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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261 | CALL iom_get( numror, jpdom_auto, 'sshn', ssh(:,:,Kmm), ldxios = lrxios ) |
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262 | ssh(:,:,Kbb) = ssh(:,:,Kmm) |
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263 | l_1st_euler = .TRUE. |
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264 | ELSE |
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265 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kmm) not found in restart file' |
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266 | IF(lwp) write(numout,*) 'ssh_b and ssh_n set to zero' |
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267 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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268 | ssh(:,:,:) = 0._wp |
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269 | l_1st_euler = .TRUE. |
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270 | ENDIF |
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271 | ! |
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272 | ELSE !* Initialize at "rest" |
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273 | ! |
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274 | IF( ll_wd ) THEN ! MJB ll_wd edits start here - these are essential |
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275 | ! |
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276 | IF( cn_cfg == 'wad' ) THEN ! Wetting and drying test case |
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277 | CALL usr_def_istate( gdept(:,:,:,Kbb), tmask, ts(:,:,:,:,Kbb), uu(:,:,:,Kbb), vv(:,:,:,Kbb), ssh(:,:,Kbb) ) |
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278 | ts (:,:,:,:,Kmm) = ts (:,:,:,:,Kbb) ! set now values from to before ones |
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279 | ssh(:,: ,Kmm) = ssh(:,: ,Kbb) |
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280 | uu (:,:,: ,Kmm) = uu (:,:,: ,Kbb) |
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281 | vv (:,:,: ,Kmm) = vv (:,:,: ,Kbb) |
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282 | ELSE ! if not test case |
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283 | ssh(:,:,Kmm) = -ssh_ref |
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284 | ssh(:,:,Kbb) = -ssh_ref |
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285 | ! |
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286 | DO_2D( 1, 1, 1, 1 ) |
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287 | IF( ht_0(ji,jj)-ssh_ref < rn_wdmin1 ) THEN ! if total depth is less than min depth |
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288 | ssh(ji,jj,Kbb) = rn_wdmin1 - (ht_0(ji,jj) ) |
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289 | ssh(ji,jj,Kmm) = rn_wdmin1 - (ht_0(ji,jj) ) |
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290 | ENDIF |
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291 | END_2D |
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292 | ENDIF |
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293 | ! |
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294 | DO ji = 1, jpi |
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295 | DO jj = 1, jpj |
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296 | IF ( ht_0(ji,jj) .LE. 0.0 .AND. NINT( ssmask(ji,jj) ) .EQ. 1) THEN |
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297 | CALL ctl_stop( 'qco_rst_read: ht_0 must be positive at potentially wet points' ) |
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298 | ENDIF |
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299 | END DO |
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300 | END DO |
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301 | ! |
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302 | ELSE |
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303 | ! |
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304 | ! Just to read set ssh in fact, called latter once vertical grid |
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305 | ! is set up: |
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306 | ! CALL usr_def_istate( gdept_0, tmask, ts(:,:,:,:,Kbb), uu(:,:,:,Kbb), vv(:,:,:,Kbb), ssh(:,:,Kbb) ) |
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307 | ! ! |
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308 | ssh(:,:,:) = 0._wp |
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309 | ! |
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310 | ENDIF ! end of ll_wd edits |
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311 | ! |
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312 | ENDIF |
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313 | ! |
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314 | END SUBROUTINE qco_rst_read |
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315 | |
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316 | |
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317 | SUBROUTINE qco_rst_read2( kt, Kbb, Kmm ) |
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318 | !!--------------------------------------------------------------------- |
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319 | !! *** ROUTINE qco_rst_read *** |
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320 | !! |
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321 | !! ** Purpose : Read ssh in restart file |
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322 | !! |
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323 | !! ** Method : use of IOM library |
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324 | !! if the restart does not contain ssh, |
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325 | !! it is set to the _0 values. |
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326 | !!---------------------------------------------------------------------- |
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327 | INTEGER, INTENT(in) :: kt ! ocean time-step |
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328 | INTEGER, INTENT(in) :: Kbb, Kmm ! ocean time level indices |
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329 | ! |
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330 | INTEGER :: ji, jj, jk |
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331 | INTEGER :: id1, id2 ! local integers |
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332 | !!---------------------------------------------------------------------- |
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333 | ! |
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334 | IF( ln_rstart ) THEN !* Read the restart file |
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335 | CALL rst_read_open ! open the restart file if necessary |
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336 | ! |
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337 | id1 = iom_varid( numror, 'sshb', ldstop = .FALSE. ) |
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338 | id2 = iom_varid( numror, 'sshn', ldstop = .FALSE. ) |
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339 | ! |
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340 | ! ! --------- ! |
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341 | ! ! all cases ! |
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342 | ! ! --------- ! |
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343 | ! |
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344 | IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist |
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345 | CALL iom_get( numror, jpdom_auto, 'sshb' , ssh(:,:,Kbb), ldxios = lrxios ) |
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346 | CALL iom_get( numror, jpdom_auto, 'sshn' , ssh(:,:,Kmm), ldxios = lrxios ) |
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347 | CALL iom_get( numror, jpdom_auto, 'r3tb' , r3t(:,:,Kbb), ldxios = lrxios ) |
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348 | CALL iom_get( numror, jpdom_auto, 'r3tn' , r3t(:,:,Kmm), ldxios = lrxios ) |
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349 | CALL iom_get( numror, jpdom_auto, 'r3ub' , r3u(:,:,Kbb), ldxios = lrxios, cd_type = 'U' ) |
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350 | CALL iom_get( numror, jpdom_auto, 'r3un' , r3u(:,:,Kmm), ldxios = lrxios, cd_type = 'U' ) |
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351 | CALL iom_get( numror, jpdom_auto, 'r3vb' , r3v(:,:,Kbb), ldxios = lrxios, cd_type = 'V' ) |
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352 | CALL iom_get( numror, jpdom_auto, 'r3vn' , r3v(:,:,Kmm), ldxios = lrxios, cd_type = 'V' ) |
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353 | CALL iom_get( numror, jpdom_auto, 'r3f' , r3f(:,:) , ldxios = lrxios, cd_type = 'F' ) |
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354 | |
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355 | ! needed to restart if land processor not computed |
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356 | IF(lwp) write(numout,*) 'qco_rst_read : ssh(:,:,Kbb) and ssh(:,:,Kmm) found in restart files' |
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357 | !!WHERE ( ssmask(:,:) == 0.0_wp ) !!gm/st ==> sm should not be necessary on ssh while it was required on e3 |
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358 | !! ssh(:,:,Kmm) = 0._wp |
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359 | !! ssh(:,:,Kbb) = 0._wp |
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360 | !!END WHERE |
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361 | IF( l_1st_euler ) THEN |
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362 | ssh(:,:,Kbb) = ssh(:,:,Kmm) |
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363 | ENDIF |
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364 | ELSE IF( id1 > 0 ) THEN |
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365 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kmm) not found in restart files' |
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366 | IF(lwp) write(numout,*) 'sshn set equal to sshb.' |
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367 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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368 | CALL iom_get( numror, jpdom_auto, 'sshb', ssh(:,:,Kbb), ldxios = lrxios ) |
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369 | ssh(:,:,Kmm) = ssh(:,:,Kbb) |
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370 | l_1st_euler = .TRUE. |
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371 | ELSE IF( id2 > 0 ) THEN |
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372 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kbb) not found in restart files' |
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373 | IF(lwp) write(numout,*) 'sshb set equal to sshn.' |
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374 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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375 | CALL iom_get( numror, jpdom_auto, 'sshn', ssh(:,:,Kmm), ldxios = lrxios ) |
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376 | ssh(:,:,Kbb) = ssh(:,:,Kmm) |
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377 | l_1st_euler = .TRUE. |
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378 | ELSE |
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379 | IF(lwp) write(numout,*) 'qco_rst_read WARNING : ssh(:,:,Kmm) not found in restart file' |
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380 | IF(lwp) write(numout,*) 'ssh_b and ssh_n set to zero' |
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381 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
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382 | ssh(:,:,:) = 0._wp |
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383 | l_1st_euler = .TRUE. |
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384 | ENDIF |
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385 | ! |
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386 | ELSE !* Initialize at "rest" |
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387 | ! |
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388 | IF( ll_wd ) THEN ! MJB ll_wd edits start here - these are essential |
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389 | ! |
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390 | IF( cn_cfg == 'wad' ) THEN ! Wetting and drying test case |
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391 | CALL usr_def_istate( gdept(:,:,:,Kbb), tmask, ts(:,:,:,:,Kbb), uu(:,:,:,Kbb), vv(:,:,:,Kbb), ssh(:,:,Kbb) ) |
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392 | ts (:,:,:,:,Kmm) = ts (:,:,:,:,Kbb) ! set now values from to before ones |
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393 | ssh(:,: ,Kmm) = ssh(:,: ,Kbb) |
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394 | uu (:,:,: ,Kmm) = uu (:,:,: ,Kbb) |
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395 | vv (:,:,: ,Kmm) = vv (:,:,: ,Kbb) |
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396 | ELSE ! if not test case |
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397 | ssh(:,:,Kmm) = -ssh_ref |
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398 | ssh(:,:,Kbb) = -ssh_ref |
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399 | ! |
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400 | DO_2D( 1, 1, 1, 1 ) |
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401 | IF( ht_0(ji,jj)-ssh_ref < rn_wdmin1 ) THEN ! if total depth is less than min depth |
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402 | ssh(ji,jj,Kbb) = rn_wdmin1 - (ht_0(ji,jj) ) |
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403 | ssh(ji,jj,Kmm) = rn_wdmin1 - (ht_0(ji,jj) ) |
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404 | ENDIF |
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405 | END_2D |
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406 | ENDIF |
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407 | ! |
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408 | DO ji = 1, jpi |
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409 | DO jj = 1, jpj |
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410 | IF ( ht_0(ji,jj) .LE. 0.0 .AND. NINT( ssmask(ji,jj) ) .EQ. 1) THEN |
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411 | CALL ctl_stop( 'qco_rst_read: ht_0 must be positive at potentially wet points' ) |
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412 | ENDIF |
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413 | END DO |
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414 | END DO |
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415 | ! |
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416 | ELSE |
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417 | ! |
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418 | ! Just to read set ssh in fact, called latter once vertical grid |
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419 | ! is set up: |
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420 | ! CALL usr_def_istate( gdept_0, tmask, ts(:,:,:,:,Kbb), uu(:,:,:,Kbb), vv(:,:,:,Kbb), ssh(:,:,Kbb) ) |
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421 | ! ! |
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422 | ssh(:,:,:) = 0._wp |
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423 | r3t(:,:,:) = 0._wp |
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424 | r3u(:,:,:) = 0._wp |
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425 | r3v(:,:,:) = 0._wp |
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426 | r3f(:,: ) = 0._wp |
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427 | ! |
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428 | ENDIF ! end of ll_wd edits |
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429 | ! |
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430 | ENDIF |
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431 | ! |
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432 | END SUBROUTINE qco_rst_read2 |
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433 | |
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434 | |
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435 | SUBROUTINE qco_ctl |
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436 | !!--------------------------------------------------------------------- |
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437 | !! *** ROUTINE qco_ctl *** |
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438 | !! |
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439 | !! ** Purpose : Control the consistency between namelist options |
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440 | !! for vertical coordinate |
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441 | !!---------------------------------------------------------------------- |
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442 | INTEGER :: ioptio, ios |
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443 | !! |
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444 | NAMELIST/nam_vvl/ ln_vvl_zstar, ln_vvl_ztilde, ln_vvl_layer, ln_vvl_ztilde_as_zstar, & |
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445 | & ln_vvl_zstar_at_eqtor , rn_ahe3 , rn_rst_e3t , & |
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446 | & rn_lf_cutoff , rn_zdef_max , ln_vvl_dbg ! not yet implemented: ln_vvl_kepe |
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447 | !!---------------------------------------------------------------------- |
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448 | ! |
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449 | READ ( numnam_ref, nam_vvl, IOSTAT = ios, ERR = 901) |
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450 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nam_vvl in reference namelist' ) |
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451 | READ ( numnam_cfg, nam_vvl, IOSTAT = ios, ERR = 902 ) |
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452 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nam_vvl in configuration namelist' ) |
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453 | IF(lwm) WRITE ( numond, nam_vvl ) |
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454 | ! |
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455 | IF(lwp) THEN ! Namelist print |
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456 | WRITE(numout,*) |
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457 | WRITE(numout,*) 'qco_ctl : choice/control of the variable vertical coordinate' |
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458 | WRITE(numout,*) '~~~~~~~~' |
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459 | WRITE(numout,*) ' Namelist nam_vvl : chose a vertical coordinate' |
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460 | WRITE(numout,*) ' zstar ln_vvl_zstar = ', ln_vvl_zstar |
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461 | WRITE(numout,*) ' ztilde ln_vvl_ztilde = ', ln_vvl_ztilde |
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462 | WRITE(numout,*) ' layer ln_vvl_layer = ', ln_vvl_layer |
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463 | WRITE(numout,*) ' ztilde as zstar ln_vvl_ztilde_as_zstar = ', ln_vvl_ztilde_as_zstar |
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464 | WRITE(numout,*) ' ztilde near the equator ln_vvl_zstar_at_eqtor = ', ln_vvl_zstar_at_eqtor |
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465 | WRITE(numout,*) ' !' |
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466 | WRITE(numout,*) ' thickness diffusion coefficient rn_ahe3 = ', rn_ahe3 |
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467 | WRITE(numout,*) ' maximum e3t deformation fractional change rn_zdef_max = ', rn_zdef_max |
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468 | IF( ln_vvl_ztilde_as_zstar ) THEN |
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469 | WRITE(numout,*) ' ztilde running in zstar emulation mode (ln_vvl_ztilde_as_zstar=T) ' |
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470 | WRITE(numout,*) ' ignoring namelist timescale parameters and using:' |
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471 | WRITE(numout,*) ' hard-wired : z-tilde to zstar restoration timescale (days)' |
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472 | WRITE(numout,*) ' rn_rst_e3t = 0.e0' |
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473 | WRITE(numout,*) ' hard-wired : z-tilde cutoff frequency of low-pass filter (days)' |
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474 | WRITE(numout,*) ' rn_lf_cutoff = 1.0/rn_Dt' |
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475 | ELSE |
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476 | WRITE(numout,*) ' z-tilde to zstar restoration timescale (days) rn_rst_e3t = ', rn_rst_e3t |
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477 | WRITE(numout,*) ' z-tilde cutoff frequency of low-pass filter (days) rn_lf_cutoff = ', rn_lf_cutoff |
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478 | ENDIF |
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479 | WRITE(numout,*) ' debug prints flag ln_vvl_dbg = ', ln_vvl_dbg |
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480 | ENDIF |
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481 | ! |
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482 | ioptio = 0 ! Parameter control |
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483 | IF( ln_vvl_ztilde_as_zstar ) ln_vvl_ztilde = .true. |
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484 | IF( ln_vvl_zstar ) ioptio = ioptio + 1 |
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485 | IF( ln_vvl_ztilde ) ioptio = ioptio + 1 |
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486 | IF( ln_vvl_layer ) ioptio = ioptio + 1 |
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487 | ! |
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488 | IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE vertical coordinate in namelist nam_vvl' ) |
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489 | ! |
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490 | IF(lwp) THEN ! Print the choice |
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491 | WRITE(numout,*) |
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492 | IF( ln_vvl_zstar ) WRITE(numout,*) ' ==>>> zstar vertical coordinate is used' |
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493 | IF( ln_vvl_ztilde ) WRITE(numout,*) ' ==>>> ztilde vertical coordinate is used' |
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494 | IF( ln_vvl_layer ) WRITE(numout,*) ' ==>>> layer vertical coordinate is used' |
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495 | IF( ln_vvl_ztilde_as_zstar ) WRITE(numout,*) ' ==>>> to emulate a zstar coordinate' |
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496 | ENDIF |
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497 | ! |
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498 | #if defined key_agrif |
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499 | IF( (.NOT.Agrif_Root()).AND.(.NOT.ln_vvl_zstar) ) CALL ctl_stop( 'AGRIF is implemented with zstar coordinate only' ) |
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500 | #endif |
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501 | ! |
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502 | END SUBROUTINE qco_ctl |
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503 | |
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504 | !!====================================================================== |
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505 | END MODULE domqco |
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