1 | |
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2 | MODULE dommsk |
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3 | !!====================================================================== |
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4 | !! *** MODULE dommsk *** |
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5 | !! Ocean initialization : domain land/sea mask |
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6 | !!====================================================================== |
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7 | !! History : OPA ! 1987-07 (G. Madec) Original code |
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8 | !! 6.0 ! 1993-03 (M. Guyon) symetrical conditions (M. Guyon) |
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9 | !! 7.0 ! 1996-01 (G. Madec) suppression of common work arrays |
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10 | !! - ! 1996-05 (G. Madec) mask computed from tmask and sup- |
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11 | !! ! pression of the double computation of bmask |
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12 | !! 8.0 ! 1997-02 (G. Madec) mesh information put in domhgr.F |
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13 | !! 8.1 ! 1997-07 (G. Madec) modification of mbathy and fmask |
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14 | !! - ! 1998-05 (G. Roullet) free surface |
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15 | !! 8.2 ! 2000-03 (G. Madec) no slip accurate |
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16 | !! - ! 2001-09 (J.-M. Molines) Open boundaries |
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17 | !! NEMO 1.0 ! 2002-08 (G. Madec) F90: Free form and module |
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18 | !! - ! 2005-11 (V. Garnier) Surface pressure gradient organization |
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19 | !! 3.2 ! 2009-07 (R. Benshila) Suppression of rigid-lid option |
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20 | !!---------------------------------------------------------------------- |
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21 | |
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22 | !!---------------------------------------------------------------------- |
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23 | !! dom_msk : compute land/ocean mask |
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24 | !! dom_msk_nsa : update land/ocean mask when no-slip accurate option is used. |
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25 | !!---------------------------------------------------------------------- |
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26 | USE oce ! ocean dynamics and tracers |
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27 | USE dom_oce ! ocean space and time domain |
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28 | USE in_out_manager ! I/O manager |
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29 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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30 | USE lib_mpp |
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31 | USE dynspg_oce ! choice/control of key cpp for surface pressure gradient |
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32 | USE wrk_nemo ! Memory allocation |
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33 | USE domwri |
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34 | USE timing ! Timing |
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35 | USE iom ! For shlat2d |
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36 | USE fldread ! for sn_shlat2d |
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37 | |
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38 | IMPLICIT NONE |
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39 | PRIVATE |
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40 | |
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41 | PUBLIC dom_msk ! routine called by inidom.F90 |
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42 | PUBLIC dom_msk_alloc ! routine called by nemogcm.F90 |
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43 | |
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44 | ! !!* Namelist namlbc : lateral boundary condition * |
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45 | REAL(wp) :: rn_shlat ! type of lateral boundary condition on velocity |
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46 | LOGICAL, PUBLIC :: ln_vorlat ! consistency of vorticity boundary condition |
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47 | ! with analytical eqs. |
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48 | |
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49 | |
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50 | INTEGER, ALLOCATABLE, SAVE, DIMENSION(:,:) :: icoord ! Workspace for dom_msk_nsa() |
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51 | |
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52 | !! * Substitutions |
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53 | # include "vectopt_loop_substitute.h90" |
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54 | !!---------------------------------------------------------------------- |
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55 | !! NEMO/OPA 3.2 , LODYC-IPSL (2009) |
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56 | !! $Id$ |
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57 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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58 | !!---------------------------------------------------------------------- |
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59 | CONTAINS |
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60 | |
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61 | INTEGER FUNCTION dom_msk_alloc() |
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62 | !!--------------------------------------------------------------------- |
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63 | !! *** FUNCTION dom_msk_alloc *** |
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64 | !!--------------------------------------------------------------------- |
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65 | dom_msk_alloc = 0 |
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66 | #if defined key_noslip_accurate |
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67 | ALLOCATE(icoord(jpi*jpj*jpk,3), STAT=dom_msk_alloc) |
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68 | #endif |
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69 | IF( dom_msk_alloc /= 0 ) CALL ctl_warn('dom_msk_alloc: failed to allocate icoord array') |
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70 | ! |
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71 | END FUNCTION dom_msk_alloc |
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72 | |
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73 | |
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74 | SUBROUTINE dom_msk |
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75 | !!--------------------------------------------------------------------- |
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76 | !! *** ROUTINE dom_msk *** |
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77 | !! |
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78 | !! ** Purpose : Compute land/ocean mask arrays at tracer points, hori- |
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79 | !! zontal velocity points (u & v), vorticity points (f) and baro- |
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80 | !! tropic stream function points (b). |
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81 | !! |
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82 | !! ** Method : The ocean/land mask is computed from the basin bathy- |
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83 | !! metry in level (mbathy) which is defined or read in dommba. |
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84 | !! mbathy equals 0 over continental T-point |
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85 | !! and the number of ocean level over the ocean. |
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86 | !! |
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87 | !! At a given position (ji,jj,jk) the ocean/land mask is given by: |
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88 | !! t-point : 0. IF mbathy( ji ,jj) =< 0 |
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89 | !! 1. IF mbathy( ji ,jj) >= jk |
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90 | !! u-point : 0. IF mbathy( ji ,jj) or mbathy(ji+1, jj ) =< 0 |
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91 | !! 1. IF mbathy( ji ,jj) and mbathy(ji+1, jj ) >= jk. |
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92 | !! v-point : 0. IF mbathy( ji ,jj) or mbathy( ji ,jj+1) =< 0 |
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93 | !! 1. IF mbathy( ji ,jj) and mbathy( ji ,jj+1) >= jk. |
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94 | !! f-point : 0. IF mbathy( ji ,jj) or mbathy( ji ,jj+1) |
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95 | !! or mbathy(ji+1,jj) or mbathy(ji+1,jj+1) =< 0 |
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96 | !! 1. IF mbathy( ji ,jj) and mbathy( ji ,jj+1) |
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97 | !! and mbathy(ji+1,jj) and mbathy(ji+1,jj+1) >= jk. |
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98 | !! b-point : the same definition as for f-point of the first ocean |
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99 | !! level (surface level) but with 0 along coastlines. |
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100 | !! tmask_i : interior ocean mask at t-point, i.e. excluding duplicated |
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101 | !! rows/lines due to cyclic or North Fold boundaries as well |
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102 | !! as MPP halos. |
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103 | !! |
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104 | !! The lateral friction is set through the value of fmask along |
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105 | !! the coast and topography. This value is defined by rn_shlat, a |
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106 | !! namelist parameter: |
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107 | !! rn_shlat = 0, free slip (no shear along the coast) |
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108 | !! rn_shlat = 2, no slip (specified zero velocity at the coast) |
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109 | !! 0 < rn_shlat < 2, partial slip | non-linear velocity profile |
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110 | !! 2 < rn_shlat, strong slip | in the lateral boundary layer |
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111 | !! |
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112 | !! N.B. If nperio not equal to 0, the land/ocean mask arrays |
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113 | !! are defined with the proper value at lateral domain boundaries, |
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114 | !! but bmask. indeed, bmask defined the domain over which the |
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115 | !! barotropic stream function is computed. this domain cannot |
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116 | !! contain identical columns because the matrix associated with |
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117 | !! the barotropic stream function equation is then no more inverti- |
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118 | !! ble. therefore bmask is set to 0 along lateral domain boundaries |
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119 | !! even IF nperio is not zero. |
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120 | !! |
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121 | !! In case of open boundaries (lk_bdy=T): |
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122 | !! - tmask is set to 1 on the points to be computed bay the open |
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123 | !! boundaries routines. |
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124 | !! - bmask is set to 0 on the open boundaries. |
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125 | !! |
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126 | !! ** Action : tmask : land/ocean mask at t-point (=0. or 1.) |
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127 | !! umask : land/ocean mask at u-point (=0. or 1.) |
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128 | !! vmask : land/ocean mask at v-point (=0. or 1.) |
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129 | !! fmask : land/ocean mask at f-point (=0. or 1.) |
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130 | !! =rn_shlat along lateral boundaries |
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131 | !! bmask : land/ocean mask at barotropic stream |
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132 | !! function point (=0. or 1.) and set to 0 along lateral boundaries |
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133 | !! tmask_i : interior ocean mask |
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134 | !!---------------------------------------------------------------------- |
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135 | ! |
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136 | INTEGER :: ji, jj, jk ! dummy loop indices |
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137 | INTEGER :: iif, iil, ii0, ii1, ii ! local integers |
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138 | INTEGER :: ijf, ijl, ij0, ij1 ! - - |
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139 | INTEGER :: ios |
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140 | INTEGER :: isrow ! index for ORCA1 starting row |
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141 | INTEGER , POINTER, DIMENSION(:,:) :: imsk |
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142 | REAL(wp) :: zphi_drake_passage, zshlat_antarc |
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143 | REAL(wp), POINTER, DIMENSION(:,:) :: zwf |
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144 | REAL(wp) :: uvt(jpi,jpj) ! dummy array for masking purposes. |
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145 | INTEGER :: inum ! logical unit for shlat2d |
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146 | REAL(wp) :: zshlat !: locally modified shlat for some strait |
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147 | REAL(wp), POINTER, DIMENSION(:,:) :: zshlat2d |
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148 | LOGICAL :: ln_shlat2d |
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149 | TYPE(FLD_N) :: sn_shlat2d |
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150 | !! |
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151 | NAMELIST/namlbc/ rn_shlat, ln_vorlat, ln_shlat2d, sn_shlat2d |
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152 | !!--------------------------------------------------------------------- |
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153 | ! |
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154 | IF( nn_timing == 1 ) CALL timing_start('dom_msk') |
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155 | ! |
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156 | CALL wrk_alloc( jpi, jpj, imsk ) |
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157 | CALL wrk_alloc( jpi, jpj, zwf ) |
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158 | ! |
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159 | REWIND( numnam_ref ) ! Namelist namlbc in reference namelist : Lateral momentum boundary condition |
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160 | READ ( numnam_ref, namlbc, IOSTAT = ios, ERR = 901 ) |
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161 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namlbc in reference namelist', lwp ) |
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162 | |
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163 | REWIND( numnam_cfg ) ! Namelist namlbc in configuration namelist : Lateral momentum boundary condition |
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164 | READ ( numnam_cfg, namlbc, IOSTAT = ios, ERR = 902 ) |
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165 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namlbc in configuration namelist', lwp ) |
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166 | IF(lwm) WRITE ( numond, namlbc ) |
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167 | |
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168 | IF(lwp) THEN ! control print |
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169 | WRITE(numout,*) |
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170 | WRITE(numout,*) 'dommsk : ocean mask ' |
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171 | WRITE(numout,*) '~~~~~~' |
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172 | WRITE(numout,*) ' Namelist namlbc' |
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173 | WRITE(numout,*) ' lateral momentum boundary cond. rn_shlat = ',rn_shlat |
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174 | WRITE(numout,*) ' consistency with analytical form ln_vorlat = ',ln_vorlat |
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175 | ENDIF |
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176 | |
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177 | IF ( rn_shlat == 0. ) THEN ; IF(lwp) WRITE(numout,*) ' ocean lateral free-slip ' |
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178 | ELSEIF ( rn_shlat == 2. ) THEN ; IF(lwp) WRITE(numout,*) ' ocean lateral no-slip ' |
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179 | ELSEIF ( 0. < rn_shlat .AND. rn_shlat < 2. ) THEN ; IF(lwp) WRITE(numout,*) ' ocean lateral partial-slip ' |
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180 | ELSEIF ( 2. < rn_shlat ) THEN ; IF(lwp) WRITE(numout,*) ' ocean lateral strong-slip ' |
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181 | ELSE |
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182 | WRITE(ctmp1,*) ' rn_shlat is negative = ', rn_shlat |
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183 | CALL ctl_stop( ctmp1 ) |
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184 | ENDIF |
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185 | |
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186 | IF ( ln_shlat2d ) THEN |
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187 | IF(lwp) WRITE(numout,*) ' READ shlat as a 2D coefficient in a file ' |
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188 | CALL wrk_alloc( jpi, jpj, zshlat2d ) |
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189 | CALL iom_open(sn_shlat2d%clname, inum) |
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190 | CALL iom_get (inum, jpdom_data, sn_shlat2d%clvar, zshlat2d, 1) ! |
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191 | CALL iom_close(inum) |
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192 | ENDIF |
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193 | |
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194 | ! 1. Ocean/land mask at t-point (computed from mbathy) |
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195 | ! ----------------------------- |
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196 | ! N.B. tmask has already the right boundary conditions since mbathy is ok |
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197 | ! |
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198 | tmask(:,:,:) = 0._wp |
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199 | DO jk = 1, jpk |
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200 | DO jj = 1, jpj |
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201 | DO ji = 1, jpi |
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202 | IF( REAL( mbathy(ji,jj) - jk, wp ) + 0.1_wp >= 0._wp ) tmask(ji,jj,jk) = 1._wp |
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203 | END DO |
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204 | END DO |
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205 | END DO |
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206 | |
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207 | ! (ISF) define barotropic mask and mask the ice shelf point |
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208 | ssmask(:,:)=tmask(:,:,1) ! at this stage ice shelf is not masked |
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209 | |
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210 | DO jk = 1, jpk |
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211 | DO jj = 1, jpj |
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212 | DO ji = 1, jpi |
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213 | IF( REAL( misfdep(ji,jj) - jk, wp ) - 0.1_wp >= 0._wp ) THEN |
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214 | tmask(ji,jj,jk) = 0._wp |
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215 | END IF |
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216 | END DO |
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217 | END DO |
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218 | END DO |
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219 | |
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220 | !!gm ???? |
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221 | #if defined key_zdfkpp |
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222 | IF( cp_cfg == 'orca' ) THEN |
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223 | IF( jp_cfg == 2 ) THEN ! land point on Bab el Mandeb zonal section |
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224 | ij0 = 87 ; ij1 = 88 |
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225 | ii0 = 160 ; ii1 = 161 |
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226 | tmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 0._wp |
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227 | ELSE |
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228 | IF(lwp) WRITE(numout,*) |
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229 | IF(lwp) WRITE(numout,cform_war) |
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230 | IF(lwp) WRITE(numout,*) |
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231 | IF(lwp) WRITE(numout,*)' A mask must be applied on Bab el Mandeb strait' |
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232 | IF(lwp) WRITE(numout,*)' in case of ORCAs configurations' |
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233 | IF(lwp) WRITE(numout,*)' This is a problem which is not yet solved' |
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234 | IF(lwp) WRITE(numout,*) |
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235 | ENDIF |
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236 | ENDIF |
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237 | #endif |
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238 | !!gm end |
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239 | |
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240 | ! Interior domain mask (used for global sum) |
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241 | ! -------------------- |
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242 | tmask_i(:,:) = ssmask(:,:) ! (ISH) tmask_i = 1 even on the ice shelf |
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243 | |
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244 | iif = jpreci ! ??? |
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245 | iil = nlci - jpreci + 1 |
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246 | ijf = jprecj ! ??? |
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247 | ijl = nlcj - jprecj + 1 |
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248 | |
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249 | tmask_i( 1 :iif, : ) = 0._wp ! first columns |
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250 | tmask_i(iil:jpi, : ) = 0._wp ! last columns (including mpp extra columns) |
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251 | tmask_i( : , 1 :ijf) = 0._wp ! first rows |
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252 | tmask_i( : ,ijl:jpj) = 0._wp ! last rows (including mpp extra rows) |
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253 | |
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254 | ! north fold mask |
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255 | ! --------------- |
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256 | tpol(1:jpiglo) = 1._wp |
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257 | fpol(1:jpiglo) = 1._wp |
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258 | IF( jperio == 3 .OR. jperio == 4 ) THEN ! T-point pivot |
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259 | tpol(jpiglo/2+1:jpiglo) = 0._wp |
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260 | fpol( 1 :jpiglo) = 0._wp |
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261 | IF( mjg(nlej) == jpjglo ) THEN ! only half of the nlcj-1 row |
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262 | DO ji = iif+1, iil-1 |
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263 | tmask_i(ji,nlej-1) = tmask_i(ji,nlej-1) * tpol(mig(ji)) |
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264 | END DO |
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265 | ENDIF |
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266 | ENDIF |
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267 | |
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268 | |
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269 | IF( jperio == 5 .OR. jperio == 6 ) THEN ! F-point pivot |
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270 | tpol( 1 :jpiglo) = 0._wp |
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271 | fpol(jpiglo/2+1:jpiglo) = 0._wp |
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272 | ENDIF |
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273 | |
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274 | ! 2. Ocean/land mask at u-, v-, and z-points (computed from tmask) |
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275 | ! ------------------------------------------- |
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276 | DO jk = 1, jpk |
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277 | DO jj = 1, jpjm1 |
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278 | DO ji = 1, fs_jpim1 ! vector loop |
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279 | umask(ji,jj,jk) = tmask(ji,jj ,jk) * tmask(ji+1,jj ,jk) |
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280 | vmask(ji,jj,jk) = tmask(ji,jj ,jk) * tmask(ji ,jj+1,jk) |
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281 | END DO |
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282 | DO ji = 1, jpim1 ! NO vector opt. |
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283 | fmask(ji,jj,jk) = tmask(ji,jj ,jk) * tmask(ji+1,jj ,jk) & |
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284 | & * tmask(ji,jj+1,jk) * tmask(ji+1,jj+1,jk) |
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285 | END DO |
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286 | END DO |
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287 | END DO |
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288 | ! (ISF) MIN(1,SUM(umask)) is here to check if you have effectively at least 1 wet u point |
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289 | DO jj = 1, jpjm1 |
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290 | DO ji = 1, fs_jpim1 ! vector loop |
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291 | umask_i(ji,jj) = ssmask(ji,jj) * ssmask(ji+1,jj ) * MIN(1._wp,SUM(umask(ji,jj,:))) |
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292 | vmask_i(ji,jj) = ssmask(ji,jj) * ssmask(ji ,jj+1) * MIN(1._wp,SUM(vmask(ji,jj,:))) |
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293 | END DO |
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294 | DO ji = 1, jpim1 ! NO vector opt. |
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295 | fmask_i(ji,jj) = ssmask(ji,jj ) * ssmask(ji+1,jj ) & |
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296 | & * ssmask(ji,jj+1) * ssmask(ji+1,jj+1) * MIN(1._wp,SUM(fmask(ji,jj,:))) |
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297 | END DO |
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298 | END DO |
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299 | CALL lbc_lnk( umask, 'U', 1._wp ) ! Lateral boundary conditions |
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300 | CALL lbc_lnk( vmask, 'V', 1._wp ) |
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301 | CALL lbc_lnk( fmask, 'F', 1._wp ) |
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302 | CALL lbc_lnk( umask_i, 'U', 1._wp ) ! Lateral boundary conditions |
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303 | CALL lbc_lnk( vmask_i, 'V', 1._wp ) |
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304 | CALL lbc_lnk( fmask_i, 'F', 1._wp ) |
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305 | |
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306 | |
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307 | ! Set up mask for diagnostics on T points, to exclude duplicate |
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308 | ! data points in wrap and N-fold regions. |
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309 | CALL dom_uniq( uvt, 'T' ) |
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310 | DO jk = 1, jpk |
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311 | tmask_i_diag(:,:,jk) = tmask(:,:,jk) * uvt(:,:) |
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312 | END DO |
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313 | |
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314 | ! Set up mask for diagnostics on U points, to exclude duplicate |
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315 | ! data points in wrap and N-fold regions. |
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316 | umask_i_diag(:,:,:) = 1.0 |
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317 | umask_i_diag(2:jpim1,:,:) = tmask(2:jpim1,:,:) + tmask(3:jpi,:,:) |
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318 | CALL lbc_lnk( umask_i_diag, 'U', 1. ) |
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319 | |
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320 | ! Now mask out any duplicate points |
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321 | CALL dom_uniq( uvt, 'U' ) |
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322 | DO jk = 1, jpk |
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323 | umask_i_diag(:,:,jk) = umask_i_diag(:,:,jk) * uvt(:,:) |
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324 | END DO |
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325 | |
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326 | |
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327 | ! Set up mask for diagnostics on V points, to exclude duplicate |
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328 | ! data points in wrap and N-fold regions. |
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329 | vmask_i_diag(:,:,:) = 1.0 |
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330 | vmask_i_diag(:,2:jpjm1,:) = tmask(:,2:jpjm1,:) + tmask(:,3:jpj,:) |
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331 | CALL lbc_lnk( vmask_i_diag, 'V', 1. ) |
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332 | |
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333 | ! Now mask out any duplicate points |
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334 | CALL dom_uniq( uvt, 'V' ) |
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335 | DO jk = 1, jpk |
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336 | vmask_i_diag(:,:,jk) = vmask_i_diag(:,:,jk) * uvt(:,:) |
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337 | END DO |
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338 | |
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339 | |
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340 | |
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341 | ! 3. Ocean/land mask at wu-, wv- and w points |
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342 | !---------------------------------------------- |
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343 | wmask (:,:,1) = tmask(:,:,1) ! ???????? |
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344 | wumask(:,:,1) = umask(:,:,1) ! ???????? |
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345 | wvmask(:,:,1) = vmask(:,:,1) ! ???????? |
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346 | DO jk=2,jpk |
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347 | wmask (:,:,jk)=tmask(:,:,jk) * tmask(:,:,jk-1) |
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348 | wumask(:,:,jk)=umask(:,:,jk) * umask(:,:,jk-1) |
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349 | wvmask(:,:,jk)=vmask(:,:,jk) * vmask(:,:,jk-1) |
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350 | END DO |
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351 | |
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352 | ! 4. ocean/land mask for the elliptic equation |
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353 | ! -------------------------------------------- |
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354 | bmask(:,:) = ssmask(:,:) ! elliptic equation is written at t-point |
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355 | ! |
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356 | ! ! Boundary conditions |
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357 | ! ! cyclic east-west : bmask must be set to 0. on rows 1 and jpi |
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358 | IF( nperio == 1 .OR. nperio == 4 .OR. nperio == 6 ) THEN |
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359 | bmask( 1 ,:) = 0._wp |
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360 | bmask(jpi,:) = 0._wp |
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361 | ENDIF |
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362 | IF( nperio == 2 ) THEN ! south symmetric : bmask must be set to 0. on row 1 |
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363 | bmask(:, 1 ) = 0._wp |
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364 | ENDIF |
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365 | ! ! north fold : |
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366 | IF( nperio == 3 .OR. nperio == 4 ) THEN ! T-pt pivot : bmask set to 0. on row jpj and on half jpjglo-1 row |
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367 | DO ji = 1, jpi |
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368 | ii = ji + nimpp - 1 |
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369 | bmask(ji,jpj-1) = bmask(ji,jpj-1) * tpol(ii) |
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370 | bmask(ji,jpj ) = 0._wp |
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371 | END DO |
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372 | ENDIF |
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373 | IF( nperio == 5 .OR. nperio == 6 ) THEN ! F-pt pivot and T-pt elliptic eq. : bmask set to 0. on row jpj |
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374 | bmask(:,jpj) = 0._wp |
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375 | ENDIF |
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376 | ! |
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377 | IF( lk_mpp ) THEN ! mpp specificities |
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378 | ! ! bmask is set to zero on the overlap region |
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379 | IF( nbondi /= -1 .AND. nbondi /= 2 ) bmask( 1 :jpreci,:) = 0._wp |
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380 | IF( nbondi /= 1 .AND. nbondi /= 2 ) bmask(nlci:jpi ,:) = 0._wp |
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381 | IF( nbondj /= -1 .AND. nbondj /= 2 ) bmask(:, 1 :jprecj) = 0._wp |
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382 | IF( nbondj /= 1 .AND. nbondj /= 2 ) bmask(:,nlcj:jpj ) = 0._wp |
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383 | ! |
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384 | IF( npolj == 3 .OR. npolj == 4 ) THEN ! north fold : bmask must be set to 0. on rows jpj-1 and jpj |
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385 | DO ji = 1, nlci |
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386 | ii = ji + nimpp - 1 |
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387 | bmask(ji,nlcj-1) = bmask(ji,nlcj-1) * tpol(ii) |
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388 | bmask(ji,nlcj ) = 0._wp |
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389 | END DO |
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390 | ENDIF |
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391 | IF( npolj == 5 .OR. npolj == 6 ) THEN ! F-pt pivot and T-pt elliptic eq. : bmask set to 0. on row jpj |
---|
392 | DO ji = 1, nlci |
---|
393 | bmask(ji,nlcj ) = 0._wp |
---|
394 | END DO |
---|
395 | ENDIF |
---|
396 | ENDIF |
---|
397 | |
---|
398 | |
---|
399 | ! mask for second order calculation of vorticity |
---|
400 | ! ---------------------------------------------- |
---|
401 | CALL dom_msk_nsa |
---|
402 | |
---|
403 | |
---|
404 | ! Lateral boundary conditions on velocity (modify fmask) |
---|
405 | ! --------------------------------------- |
---|
406 | DO jk = 1, jpk |
---|
407 | zwf(:,:) = fmask(:,:,jk) |
---|
408 | IF ( ln_shlat2d ) THEN |
---|
409 | DO jj = 2, jpjm1 |
---|
410 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
411 | IF( fmask(ji,jj,jk) == 0. ) THEN |
---|
412 | fmask(ji,jj,jk) = zshlat2d(ji,jj) * MIN( 1._wp, MAX( zwf(ji+1,jj), zwf(ji,jj+1), & |
---|
413 | & zwf(ji-1,jj), zwf(ji,jj-1) ) ) |
---|
414 | ENDIF |
---|
415 | END DO |
---|
416 | END DO |
---|
417 | ELSE |
---|
418 | DO jj = 2, jpjm1 |
---|
419 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
420 | IF( fmask(ji,jj,jk) == 0._wp ) THEN |
---|
421 | fmask(ji,jj,jk) = rn_shlat * MIN( 1._wp , MAX( zwf(ji+1,jj), zwf(ji,jj+1), & |
---|
422 | & zwf(ji-1,jj), zwf(ji,jj-1) ) ) |
---|
423 | ENDIF |
---|
424 | END DO |
---|
425 | END DO |
---|
426 | ENDIF |
---|
427 | DO jj = 2, jpjm1 |
---|
428 | IF( fmask(1,jj,jk) == 0._wp ) THEN |
---|
429 | fmask(1 ,jj,jk) = rn_shlat * MIN( 1._wp , MAX( zwf(2,jj), zwf(1,jj+1), zwf(1,jj-1) ) ) |
---|
430 | ENDIF |
---|
431 | IF( fmask(jpi,jj,jk) == 0._wp ) THEN |
---|
432 | fmask(jpi,jj,jk) = rn_shlat * MIN( 1._wp , MAX( zwf(jpi,jj+1), zwf(jpim1,jj), zwf(jpi,jj-1) ) ) |
---|
433 | ENDIF |
---|
434 | END DO |
---|
435 | DO ji = 2, jpim1 |
---|
436 | IF( fmask(ji,1,jk) == 0._wp ) THEN |
---|
437 | fmask(ji, 1 ,jk) = rn_shlat * MIN( 1._wp , MAX( zwf(ji+1,1), zwf(ji,2), zwf(ji-1,1) ) ) |
---|
438 | ENDIF |
---|
439 | IF( fmask(ji,jpj,jk) == 0._wp ) THEN |
---|
440 | fmask(ji,jpj,jk) = rn_shlat * MIN( 1._wp , MAX( zwf(ji+1,jpj), zwf(ji-1,jpj), zwf(ji,jpjm1) ) ) |
---|
441 | ENDIF |
---|
442 | END DO |
---|
443 | END DO |
---|
444 | ! |
---|
445 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN ! ORCA_R2 configuration |
---|
446 | ! ! Increased lateral friction near of some straits |
---|
447 | IF( nn_cla == 0 ) THEN |
---|
448 | ! ! Gibraltar strait : partial slip (fmask=0.5) |
---|
449 | ij0 = 101 ; ij1 = 101 |
---|
450 | ii0 = 139 ; ii1 = 140 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 0.5_wp |
---|
451 | ij0 = 102 ; ij1 = 102 |
---|
452 | ii0 = 139 ; ii1 = 140 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 0.5_wp |
---|
453 | ! |
---|
454 | ! ! Bab el Mandeb : partial slip (fmask=1) |
---|
455 | ij0 = 87 ; ij1 = 88 |
---|
456 | ii0 = 160 ; ii1 = 160 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 1._wp |
---|
457 | ij0 = 88 ; ij1 = 88 |
---|
458 | ii0 = 159 ; ii1 = 159 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 1._wp |
---|
459 | ! |
---|
460 | ENDIF |
---|
461 | ! ! Danish straits : strong slip (fmask > 2) |
---|
462 | ! We keep this as an example but it is instable in this case |
---|
463 | ! ij0 = 115 ; ij1 = 115 |
---|
464 | ! ii0 = 145 ; ii1 = 146 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 4._wp |
---|
465 | ! ij0 = 116 ; ij1 = 116 |
---|
466 | ! ii0 = 145 ; ii1 = 146 ; fmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , 1:jpk ) = 4._wp |
---|
467 | ! |
---|
468 | ENDIF |
---|
469 | ! |
---|
470 | IF( cp_cfg == "orca" .AND. jp_cfg == 1 ) THEN ! ORCA R1 configuration |
---|
471 | ! ! Increased lateral friction near of some straits |
---|
472 | ! This dirty section will be suppressed by simplification process: |
---|
473 | ! all this will come back in input files |
---|
474 | ! Currently these hard-wired indices relate to configuration with |
---|
475 | ! extend grid (jpjglo=332) |
---|
476 | ! |
---|
477 | isrow = 332 - jpjglo |
---|
478 | ! |
---|
479 | IF(lwp) WRITE(numout,*) |
---|
480 | IF(lwp) WRITE(numout,*) ' orca_r1: increase friction near the following straits : ' |
---|
481 | IF(lwp) WRITE(numout,*) ' Gibraltar ' |
---|
482 | ii0 = 282 ; ii1 = 283 ! Gibraltar Strait |
---|
483 | ij0 = 241 - isrow ; ij1 = 241 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 2._wp |
---|
484 | |
---|
485 | IF(lwp) WRITE(numout,*) ' Bhosporus ' |
---|
486 | ii0 = 314 ; ii1 = 315 ! Bhosporus Strait |
---|
487 | ij0 = 248 - isrow ; ij1 = 248 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 2._wp |
---|
488 | |
---|
489 | IF(lwp) WRITE(numout,*) ' Makassar (Top) ' |
---|
490 | ii0 = 48 ; ii1 = 48 ! Makassar Strait (Top) |
---|
491 | ij0 = 189 - isrow ; ij1 = 190 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 3._wp |
---|
492 | |
---|
493 | IF(lwp) WRITE(numout,*) ' Lombok ' |
---|
494 | ii0 = 44 ; ii1 = 44 ! Lombok Strait |
---|
495 | ij0 = 164 - isrow ; ij1 = 165 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 2._wp |
---|
496 | |
---|
497 | IF(lwp) WRITE(numout,*) ' Ombai ' |
---|
498 | ii0 = 53 ; ii1 = 53 ! Ombai Strait |
---|
499 | ij0 = 164 - isrow ; ij1 = 165 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 2._wp |
---|
500 | |
---|
501 | IF(lwp) WRITE(numout,*) ' Timor Passage ' |
---|
502 | ii0 = 56 ; ii1 = 56 ! Timor Passage |
---|
503 | ij0 = 164 - isrow ; ij1 = 165 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 2._wp |
---|
504 | |
---|
505 | IF(lwp) WRITE(numout,*) ' West Halmahera ' |
---|
506 | ii0 = 58 ; ii1 = 58 ! West Halmahera Strait |
---|
507 | ij0 = 181 - isrow ; ij1 = 182 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 3._wp |
---|
508 | |
---|
509 | IF(lwp) WRITE(numout,*) ' East Halmahera ' |
---|
510 | ii0 = 55 ; ii1 = 55 ! East Halmahera Strait |
---|
511 | ij0 = 181 - isrow ; ij1 = 182 - isrow ; fmask( mi0(ii0):mi1(ii1),mj0(ij0):mj1(ij1),1:jpk ) = 3._wp |
---|
512 | ! |
---|
513 | ENDIF |
---|
514 | ! |
---|
515 | IF( cp_cfg == "orca" .AND. jp_cfg == 025 .AND. rn_shlat == 0.0 ) THEN |
---|
516 | ! ! ORCA_R025 configuration |
---|
517 | ! ! Increased lateral friction on parts of Antarctic coastline |
---|
518 | ! ! for increased stability |
---|
519 | ! ! NB. This only works to do this here if we have free slip |
---|
520 | ! ! generally, so fmask is zero at coast points. |
---|
521 | IF(lwp) WRITE(numout,*) |
---|
522 | IF(lwp) WRITE(numout,*) ' orca_r025: increase friction in following regions : ' |
---|
523 | IF(lwp) WRITE(numout,*) ' whole Antarctic coastline: partial slip shlat=1 ' |
---|
524 | |
---|
525 | zphi_drake_passage = -58.0_wp |
---|
526 | zshlat_antarc = 1.0_wp |
---|
527 | zwf(:,:) = fmask(:,:,1) |
---|
528 | DO jj = 2, jpjm1 |
---|
529 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
530 | IF( gphif(ji,jj) .lt. zphi_drake_passage .and. fmask(ji,jj,1) == 0._wp ) THEN |
---|
531 | fmask(ji,jj,:) = zshlat_antarc * MIN( 1._wp , MAX( zwf(ji+1,jj), zwf(ji,jj+1), & |
---|
532 | & zwf(ji-1,jj), zwf(ji,jj-1) ) ) |
---|
533 | ENDIF |
---|
534 | END DO |
---|
535 | END DO |
---|
536 | END IF |
---|
537 | ! |
---|
538 | CALL lbc_lnk( fmask, 'F', 1._wp ) ! Lateral boundary conditions on fmask |
---|
539 | |
---|
540 | ! CAUTION : The fmask may be further modified in dyn_vor_init ( dynvor.F90 ) |
---|
541 | |
---|
542 | IF( nprint == 1 .AND. lwp ) THEN ! Control print |
---|
543 | imsk(:,:) = INT( tmask_i(:,:) ) |
---|
544 | WRITE(numout,*) ' tmask_i : ' |
---|
545 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, & |
---|
546 | & 1, jpj, 1, 1, numout) |
---|
547 | WRITE (numout,*) |
---|
548 | WRITE (numout,*) ' dommsk: tmask for each level' |
---|
549 | WRITE (numout,*) ' ----------------------------' |
---|
550 | DO jk = 1, jpk |
---|
551 | imsk(:,:) = INT( tmask(:,:,jk) ) |
---|
552 | |
---|
553 | WRITE(numout,*) |
---|
554 | WRITE(numout,*) ' level = ',jk |
---|
555 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, & |
---|
556 | & 1, jpj, 1, 1, numout) |
---|
557 | END DO |
---|
558 | WRITE(numout,*) |
---|
559 | WRITE(numout,*) ' dom_msk: vmask for each level' |
---|
560 | WRITE(numout,*) ' -----------------------------' |
---|
561 | DO jk = 1, jpk |
---|
562 | imsk(:,:) = INT( vmask(:,:,jk) ) |
---|
563 | WRITE(numout,*) |
---|
564 | WRITE(numout,*) ' level = ',jk |
---|
565 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, & |
---|
566 | & 1, jpj, 1, 1, numout) |
---|
567 | END DO |
---|
568 | WRITE(numout,*) |
---|
569 | WRITE(numout,*) ' dom_msk: fmask for each level' |
---|
570 | WRITE(numout,*) ' -----------------------------' |
---|
571 | DO jk = 1, jpk |
---|
572 | imsk(:,:) = INT( fmask(:,:,jk) ) |
---|
573 | WRITE(numout,*) |
---|
574 | WRITE(numout,*) ' level = ',jk |
---|
575 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, & |
---|
576 | & 1, jpj, 1, 1, numout ) |
---|
577 | END DO |
---|
578 | WRITE(numout,*) |
---|
579 | WRITE(numout,*) ' dom_msk: bmask ' |
---|
580 | WRITE(numout,*) ' ---------------' |
---|
581 | WRITE(numout,*) |
---|
582 | imsk(:,:) = INT( bmask(:,:) ) |
---|
583 | CALL prihin( imsk(:,:), jpi, jpj, 1, jpi, 1, & |
---|
584 | & 1, jpj, 1, 1, numout ) |
---|
585 | ENDIF |
---|
586 | ! |
---|
587 | CALL wrk_dealloc( jpi, jpj, imsk ) |
---|
588 | CALL wrk_dealloc( jpi, jpj, zwf ) |
---|
589 | IF ( ln_shlat2d ) THEN |
---|
590 | CALL wrk_dealloc( jpi, jpj, zshlat2d ) |
---|
591 | ENDIF |
---|
592 | ! |
---|
593 | IF( nn_timing == 1 ) CALL timing_stop('dom_msk') |
---|
594 | ! |
---|
595 | END SUBROUTINE dom_msk |
---|
596 | |
---|
597 | #if defined key_noslip_accurate |
---|
598 | !!---------------------------------------------------------------------- |
---|
599 | !! 'key_noslip_accurate' : accurate no-slip boundary condition |
---|
600 | !!---------------------------------------------------------------------- |
---|
601 | |
---|
602 | SUBROUTINE dom_msk_nsa |
---|
603 | !!--------------------------------------------------------------------- |
---|
604 | !! *** ROUTINE dom_msk_nsa *** |
---|
605 | !! |
---|
606 | !! ** Purpose : |
---|
607 | !! |
---|
608 | !! ** Method : |
---|
609 | !! |
---|
610 | !! ** Action : |
---|
611 | !!---------------------------------------------------------------------- |
---|
612 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
---|
613 | INTEGER :: ine, inw, ins, inn, itest, ierror, iind, ijnd |
---|
614 | REAL(wp) :: zaa |
---|
615 | !!--------------------------------------------------------------------- |
---|
616 | ! |
---|
617 | IF( nn_timing == 1 ) CALL timing_start('dom_msk_nsa') |
---|
618 | ! |
---|
619 | IF(lwp) WRITE(numout,*) |
---|
620 | IF(lwp) WRITE(numout,*) 'dom_msk_nsa : noslip accurate boundary condition' |
---|
621 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ using Schchepetkin and O Brian scheme' |
---|
622 | IF( lk_mpp ) CALL ctl_stop('STOP', ' mpp version is not yet implemented' ) |
---|
623 | |
---|
624 | ! mask for second order calculation of vorticity |
---|
625 | ! ---------------------------------------------- |
---|
626 | ! noslip boundary condition: fmask=1 at convex corner, store |
---|
627 | ! index of straight coast meshes ( 'west', refering to a coast, |
---|
628 | ! means west of the ocean, aso) |
---|
629 | |
---|
630 | DO jk = 1, jpk |
---|
631 | DO jl = 1, 4 |
---|
632 | npcoa(jl,jk) = 0 |
---|
633 | DO ji = 1, 2*(jpi+jpj) |
---|
634 | nicoa(ji,jl,jk) = 0 |
---|
635 | njcoa(ji,jl,jk) = 0 |
---|
636 | END DO |
---|
637 | END DO |
---|
638 | END DO |
---|
639 | |
---|
640 | IF( jperio == 2 ) THEN |
---|
641 | WRITE(numout,*) ' ' |
---|
642 | WRITE(numout,*) ' symetric boundary conditions need special' |
---|
643 | WRITE(numout,*) ' treatment not implemented. we stop.' |
---|
644 | CALL ctl_stop('STOP', 'NEMO abort from dom_msk_nsa') |
---|
645 | ENDIF |
---|
646 | |
---|
647 | ! convex corners |
---|
648 | |
---|
649 | DO jk = 1, jpkm1 |
---|
650 | DO jj = 1, jpjm1 |
---|
651 | DO ji = 1, jpim1 |
---|
652 | zaa = tmask(ji ,jj,jk) + tmask(ji ,jj+1,jk) & |
---|
653 | &+ tmask(ji+1,jj,jk) + tmask(ji+1,jj+1,jk) |
---|
654 | IF( ABS(zaa-3._wp) <= 0.1_wp ) fmask(ji,jj,jk) = 1._wp |
---|
655 | END DO |
---|
656 | END DO |
---|
657 | END DO |
---|
658 | |
---|
659 | ! north-south straight coast |
---|
660 | |
---|
661 | DO jk = 1, jpkm1 |
---|
662 | inw = 0 |
---|
663 | ine = 0 |
---|
664 | DO jj = 2, jpjm1 |
---|
665 | DO ji = 2, jpim1 |
---|
666 | zaa = tmask(ji+1,jj,jk) + tmask(ji+1,jj+1,jk) |
---|
667 | IF( ABS(zaa-2._wp) <= 0.1_wp .AND. fmask(ji,jj,jk) == 0._wp ) THEN |
---|
668 | inw = inw + 1 |
---|
669 | nicoa(inw,1,jk) = ji |
---|
670 | njcoa(inw,1,jk) = jj |
---|
671 | IF( nprint == 1 ) WRITE(numout,*) ' west : ', jk, inw, ji, jj |
---|
672 | ENDIF |
---|
673 | zaa = tmask(ji,jj,jk) + tmask(ji,jj+1,jk) |
---|
674 | IF( ABS(zaa-2._wp) <= 0.1_wp .AND. fmask(ji,jj,jk) == 0._wp ) THEN |
---|
675 | ine = ine + 1 |
---|
676 | nicoa(ine,2,jk) = ji |
---|
677 | njcoa(ine,2,jk) = jj |
---|
678 | IF( nprint == 1 ) WRITE(numout,*) ' east : ', jk, ine, ji, jj |
---|
679 | ENDIF |
---|
680 | END DO |
---|
681 | END DO |
---|
682 | npcoa(1,jk) = inw |
---|
683 | npcoa(2,jk) = ine |
---|
684 | END DO |
---|
685 | |
---|
686 | ! west-east straight coast |
---|
687 | |
---|
688 | DO jk = 1, jpkm1 |
---|
689 | ins = 0 |
---|
690 | inn = 0 |
---|
691 | DO jj = 2, jpjm1 |
---|
692 | DO ji =2, jpim1 |
---|
693 | zaa = tmask(ji,jj+1,jk) + tmask(ji+1,jj+1,jk) |
---|
694 | IF( ABS(zaa-2._wp) <= 0.1_wp .AND. fmask(ji,jj,jk) == 0._wp ) THEN |
---|
695 | ins = ins + 1 |
---|
696 | nicoa(ins,3,jk) = ji |
---|
697 | njcoa(ins,3,jk) = jj |
---|
698 | IF( nprint == 1 ) WRITE(numout,*) ' south : ', jk, ins, ji, jj |
---|
699 | ENDIF |
---|
700 | zaa = tmask(ji+1,jj,jk) + tmask(ji,jj,jk) |
---|
701 | IF( ABS(zaa-2._wp) <= 0.1_wp .AND. fmask(ji,jj,jk) == 0._wp ) THEN |
---|
702 | inn = inn + 1 |
---|
703 | nicoa(inn,4,jk) = ji |
---|
704 | njcoa(inn,4,jk) = jj |
---|
705 | IF( nprint == 1 ) WRITE(numout,*) ' north : ', jk, inn, ji, jj |
---|
706 | ENDIF |
---|
707 | END DO |
---|
708 | END DO |
---|
709 | npcoa(3,jk) = ins |
---|
710 | npcoa(4,jk) = inn |
---|
711 | END DO |
---|
712 | |
---|
713 | itest = 2 * ( jpi + jpj ) |
---|
714 | DO jk = 1, jpk |
---|
715 | IF( npcoa(1,jk) > itest .OR. npcoa(2,jk) > itest .OR. & |
---|
716 | npcoa(3,jk) > itest .OR. npcoa(4,jk) > itest ) THEN |
---|
717 | |
---|
718 | WRITE(ctmp1,*) ' level jk = ',jk |
---|
719 | WRITE(ctmp2,*) ' straight coast index arraies are too small.:' |
---|
720 | WRITE(ctmp3,*) ' npe, npw, nps, npn = ', npcoa(1,jk), npcoa(2,jk), & |
---|
721 | & npcoa(3,jk), npcoa(4,jk) |
---|
722 | WRITE(ctmp4,*) ' 2*(jpi+jpj) = ',itest,'. we stop.' |
---|
723 | CALL ctl_stop( ctmp1, ctmp2, ctmp3, ctmp4 ) |
---|
724 | ENDIF |
---|
725 | END DO |
---|
726 | |
---|
727 | ierror = 0 |
---|
728 | iind = 0 |
---|
729 | ijnd = 0 |
---|
730 | IF( nperio == 1 .OR. nperio == 4 .OR. nperio == 6 ) iind = 2 |
---|
731 | IF( nperio == 3 .OR. nperio == 4 .OR. nperio == 5 .OR. nperio == 6 ) ijnd = 2 |
---|
732 | DO jk = 1, jpk |
---|
733 | DO jl = 1, npcoa(1,jk) |
---|
734 | IF( nicoa(jl,1,jk)+3 > jpi+iind ) THEN |
---|
735 | ierror = ierror+1 |
---|
736 | icoord(ierror,1) = nicoa(jl,1,jk) |
---|
737 | icoord(ierror,2) = njcoa(jl,1,jk) |
---|
738 | icoord(ierror,3) = jk |
---|
739 | ENDIF |
---|
740 | END DO |
---|
741 | DO jl = 1, npcoa(2,jk) |
---|
742 | IF(nicoa(jl,2,jk)-2 < 1-iind ) THEN |
---|
743 | ierror = ierror + 1 |
---|
744 | icoord(ierror,1) = nicoa(jl,2,jk) |
---|
745 | icoord(ierror,2) = njcoa(jl,2,jk) |
---|
746 | icoord(ierror,3) = jk |
---|
747 | ENDIF |
---|
748 | END DO |
---|
749 | DO jl = 1, npcoa(3,jk) |
---|
750 | IF( njcoa(jl,3,jk)+3 > jpj+ijnd ) THEN |
---|
751 | ierror = ierror + 1 |
---|
752 | icoord(ierror,1) = nicoa(jl,3,jk) |
---|
753 | icoord(ierror,2) = njcoa(jl,3,jk) |
---|
754 | icoord(ierror,3) = jk |
---|
755 | ENDIF |
---|
756 | END DO |
---|
757 | DO jl = 1, npcoa(4,jk) |
---|
758 | IF( njcoa(jl,4,jk)-2 < 1) THEN |
---|
759 | ierror=ierror + 1 |
---|
760 | icoord(ierror,1) = nicoa(jl,4,jk) |
---|
761 | icoord(ierror,2) = njcoa(jl,4,jk) |
---|
762 | icoord(ierror,3) = jk |
---|
763 | ENDIF |
---|
764 | END DO |
---|
765 | END DO |
---|
766 | |
---|
767 | IF( ierror > 0 ) THEN |
---|
768 | IF(lwp) WRITE(numout,*) |
---|
769 | IF(lwp) WRITE(numout,*) ' Problem on lateral conditions' |
---|
770 | IF(lwp) WRITE(numout,*) ' Bad marking off at points:' |
---|
771 | DO jl = 1, ierror |
---|
772 | IF(lwp) WRITE(numout,*) 'Level:',icoord(jl,3), & |
---|
773 | & ' Point(',icoord(jl,1),',',icoord(jl,2),')' |
---|
774 | END DO |
---|
775 | CALL ctl_stop( 'We stop...' ) |
---|
776 | ENDIF |
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777 | ! |
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778 | IF( nn_timing == 1 ) CALL timing_stop('dom_msk_nsa') |
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779 | ! |
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780 | END SUBROUTINE dom_msk_nsa |
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781 | |
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782 | #else |
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783 | !!---------------------------------------------------------------------- |
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784 | !! Default option : Empty routine |
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785 | !!---------------------------------------------------------------------- |
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786 | SUBROUTINE dom_msk_nsa |
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787 | END SUBROUTINE dom_msk_nsa |
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788 | #endif |
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789 | |
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790 | !!====================================================================== |
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791 | END MODULE dommsk |
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