1 | !---------------------------------------------------------------------- |
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2 | ! NEMO system team, System and Interface for oceanic RElocable Nesting |
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3 | !---------------------------------------------------------------------- |
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4 | ! |
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5 | ! |
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6 | ! PROGRAM: merge_bathy |
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7 | ! |
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8 | ! DESCRIPTION: |
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9 | !> @brief |
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10 | !> This program merge bathymetry file at boundaries. |
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11 | !> |
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12 | !> @details |
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13 | !> Coarse grid Bathymetry is interpolated on fine grid. |
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14 | !> Then fine Bathymetry and refined coarse bathymetry are merged at boundaries. |
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15 | !> |
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16 | !> BathyFine= weight * BathyCoarse + (1-weight)*BathyFine |
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17 | !> |
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18 | !> The weight function used is : 0.5 + 0.5*COS( (pi*dist) / width ) |
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19 | !> |
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20 | !> @author |
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21 | !> J.Paul |
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22 | ! REVISION HISTORY: |
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23 | !> @date Nov, 2013 - Initial Version |
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24 | ! |
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25 | !> @note Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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26 | !> |
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27 | !> @todo |
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28 | !---------------------------------------------------------------------- |
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29 | !> @code |
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30 | PROGRAM merge_bathy |
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31 | |
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32 | USE netcdf ! nf90 library |
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33 | USE global ! global variable |
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34 | USE phycst ! physical constant |
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35 | USE kind ! F90 kind parameter |
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36 | USE logger ! log file manager |
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37 | USE fct ! basic useful function |
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38 | USE date ! date manager |
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39 | USE att ! attribute manager |
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40 | USE dim ! dimension manager |
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41 | USE var ! variable manager |
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42 | USE file ! file manager |
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43 | USE boundary ! boundary manager |
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44 | USE iom ! I/O manager |
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45 | USE dom ! domain manager |
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46 | USE grid ! grid manager |
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47 | USE extrap ! extrapolation manager |
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48 | USE interp ! interpolation manager |
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49 | USE filter ! filter manager |
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50 | USE mpp ! MPP manager |
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51 | USE iom_mpp ! MPP I/O manager |
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52 | |
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53 | IMPLICIT NONE |
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54 | |
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55 | ! local variable |
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56 | CHARACTER(LEN=lc) :: cl_namelist |
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57 | CHARACTER(LEN=lc) :: cl_date |
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58 | |
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59 | INTEGER(i4) :: il_narg |
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60 | INTEGER(i4) :: il_status |
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61 | INTEGER(i4) :: il_fileid |
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62 | INTEGER(i4) :: il_attid |
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63 | INTEGER(i4) :: il_imin0 |
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64 | INTEGER(i4) :: il_imax0 |
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65 | INTEGER(i4) :: il_jmin0 |
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66 | INTEGER(i4) :: il_jmax0 |
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67 | INTEGER(i4) , DIMENSION(ip_maxdim) :: il_rho |
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68 | INTEGER(i4) , DIMENSION(2,2) :: il_offset |
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69 | INTEGER(i4) , DIMENSION(2,2,2) :: il_ind |
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70 | ! INTEGER(i4) , DIMENSION(:,:,:,:), ALLOCATABLE :: il_value |
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71 | |
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72 | LOGICAL :: ll_exist |
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73 | |
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74 | REAL(dp) :: dl_fill |
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75 | REAL(dp) , DIMENSION(:,:,:,:), ALLOCATABLE :: dl_refined |
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76 | REAL(dp) , DIMENSION(:,:,:,:), ALLOCATABLE :: dl_weight |
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77 | |
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78 | TYPE(TFILE) :: tl_bathy0 |
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79 | TYPE(TFILE) :: tl_bathy1 |
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80 | TYPE(TFILE) :: tl_fileout |
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81 | |
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82 | TYPE(TATT) :: tl_att |
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83 | |
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84 | TYPE(TVAR) :: tl_var |
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85 | TYPE(TVAR) :: tl_lon |
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86 | TYPE(TVAR) :: tl_lat |
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87 | ! TYPE(TVAR) :: tl_depth |
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88 | ! TYPE(TVAR) :: tl_time |
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89 | |
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90 | TYPE(TDIM) , DIMENSION(ip_maxdim) :: tl_dim |
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91 | |
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92 | TYPE(TBDY) , DIMENSION(ip_ncard) :: tl_bdy |
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93 | |
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94 | ! loop indices |
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95 | INTEGER(i4) :: ji |
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96 | INTEGER(i4) :: jk |
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97 | INTEGER(i4) :: jl |
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98 | |
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99 | ! namelist variable |
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100 | CHARACTER(LEN=lc) :: cn_logfile = 'merge_bathy.log' |
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101 | CHARACTER(LEN=lc) :: cn_verbosity = 'warning' |
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102 | |
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103 | CHARACTER(LEN=lc) :: cn_bathy0 = '' |
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104 | INTEGER(i4) :: in_perio0 = -1 |
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105 | |
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106 | CHARACTER(LEN=lc) :: cn_bathy1 = '' |
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107 | INTEGER(i4) :: in_perio1 = -1 |
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108 | |
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109 | CHARACTER(LEN=lc) :: cn_varcfg = 'variable.cfg' |
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110 | |
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111 | CHARACTER(LEN=lc), DIMENSION(ig_maxvar) :: cn_varinfo = '' |
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112 | |
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113 | INTEGER(i4) :: in_imin0 = 0 |
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114 | INTEGER(i4) :: in_imax0 = 0 |
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115 | INTEGER(i4) :: in_jmin0 = 0 |
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116 | INTEGER(i4) :: in_jmax0 = 0 |
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117 | INTEGER(i4) :: in_rhoi = 0 |
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118 | INTEGER(i4) :: in_rhoj = 0 |
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119 | |
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120 | LOGICAL :: ln_north = .TRUE. |
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121 | LOGICAL :: ln_south = .TRUE. |
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122 | LOGICAL :: ln_east = .TRUE. |
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123 | LOGICAL :: ln_west = .TRUE. |
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124 | LOGICAL :: ln_oneseg= .TRUE. |
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125 | CHARACTER(LEN=lc) :: cn_north = '' |
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126 | CHARACTER(LEN=lc) :: cn_south = '' |
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127 | CHARACTER(LEN=lc) :: cn_east = '' |
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128 | CHARACTER(LEN=lc) :: cn_west = '' |
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129 | |
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130 | CHARACTER(LEN=lc) :: cn_fileout = 'bathy_merged.nc' |
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131 | !------------------------------------------------------------------- |
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132 | |
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133 | NAMELIST /namlog/ & !< logger namelist |
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134 | & cn_logfile, & !< log file |
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135 | & cn_verbosity !< log verbosity |
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136 | |
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137 | NAMELIST /namcfg/ & !< config namelist |
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138 | & cn_varcfg !< variable configuration file |
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139 | |
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140 | NAMELIST /namcrs/ & !< coarse grid namelist |
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141 | & cn_bathy0, & !< bathymetry file |
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142 | & in_perio0 !< periodicity index |
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143 | |
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144 | NAMELIST /namfin/ & !< fine grid namelist |
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145 | & cn_bathy1, & !< bathymetry file |
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146 | & in_perio1 !< periodicity index |
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147 | |
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148 | NAMELIST /namvar/ & !< variable namelist |
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149 | & cn_varinfo !< list of variable and interpolation |
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150 | !< method to be used. |
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151 | !< (ex: 'votemper|linear','vosaline|cubic' ) |
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152 | |
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153 | NAMELIST /namnst/ & !< nesting namelist |
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154 | & in_imin0, & !< i-direction lower left point indice on coarse grid |
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155 | & in_imax0, & !< i-direction upper right point indice on coarse grid |
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156 | & in_jmin0, & !< j-direction lower left point indice on coarse grid |
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157 | & in_jmax0, & !< j-direction upper right point indice on coarse grid |
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158 | & in_rhoi, & !< refinement factor in i-direction |
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159 | & in_rhoj !< refinement factor in j-direction |
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160 | |
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161 | NAMELIST /nambdy/ & !< boundary namelist |
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162 | & ln_north, & !< use north boundary |
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163 | & ln_south, & !< use south boundary |
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164 | & ln_east , & !< use east boundary |
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165 | & ln_west , & !< use west boundary |
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166 | & cn_north, & !< north boundary indices on fine grid |
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167 | & cn_south, & !< south boundary indices on fine grid |
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168 | & cn_east , & !< east boundary indices on fine grid |
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169 | & cn_west , & !< west boundary indices on fine grid |
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170 | & ln_oneseg !< use only one segment for each boundary or not |
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171 | |
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172 | NAMELIST /namout/ & !< output namelist |
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173 | & cn_fileout !< fine grid merged bathymetry file |
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174 | !------------------------------------------------------------------- |
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175 | |
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176 | !1- namelist |
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177 | !1-1 get namelist |
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178 | il_narg=COMMAND_ARGUMENT_COUNT() !f03 intrinsec |
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179 | IF( il_narg/=1 )THEN |
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180 | PRINT *,"MERGE BATHY: ERROR. need a namelist" |
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181 | STOP |
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182 | ELSE |
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183 | CALL GET_COMMAND_ARGUMENT(1,cl_namelist) !f03 intrinsec |
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184 | ENDIF |
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185 | |
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186 | !1-2 read namelist |
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187 | INQUIRE(FILE=TRIM(cl_namelist), EXIST=ll_exist) |
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188 | IF( ll_exist )THEN |
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189 | |
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190 | il_fileid=fct_getunit() |
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191 | |
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192 | OPEN( il_fileid, FILE=TRIM(cl_namelist), & |
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193 | & FORM='FORMATTED', & |
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194 | & ACCESS='SEQUENTIAL', & |
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195 | & STATUS='OLD', & |
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196 | & ACTION='READ', & |
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197 | & IOSTAT=il_status) |
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198 | CALL fct_err(il_status) |
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199 | IF( il_status /= 0 )THEN |
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200 | PRINT *,"MERGE BATHY: ERROR opening "//TRIM(cl_namelist) |
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201 | STOP |
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202 | ENDIF |
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203 | |
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204 | READ( il_fileid, NML = namlog ) |
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205 | !1-2-1 define log file |
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206 | CALL logger_open(TRIM(cn_logfile),TRIM(cn_verbosity)) |
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207 | CALL logger_header() |
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208 | |
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209 | READ( il_fileid, NML = namcfg ) |
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210 | !1-2-2 get variable extra information |
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211 | CALL var_def_extra(TRIM(cn_varcfg)) |
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212 | |
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213 | READ( il_fileid, NML = namcrs ) |
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214 | READ( il_fileid, NML = namfin ) |
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215 | READ( il_fileid, NML = namvar ) |
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216 | !1-2-3 add user change in extra information |
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217 | CALL var_chg_extra(cn_varinfo) |
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218 | |
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219 | READ( il_fileid, NML = namnst ) |
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220 | READ( il_fileid, NML = nambdy ) |
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221 | |
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222 | READ( il_fileid, NML = namout ) |
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223 | |
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224 | CLOSE( il_fileid, IOSTAT=il_status ) |
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225 | CALL fct_err(il_status) |
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226 | IF( il_status /= 0 )THEN |
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227 | CALL logger_error("MERGE BATHY: ERROR closing "//TRIM(cl_namelist)) |
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228 | ENDIF |
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229 | |
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230 | ELSE |
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231 | |
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232 | PRINT *,"MERGE BATHY: ERROR. can not find "//TRIM(cl_namelist) |
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233 | |
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234 | ENDIF |
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235 | |
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236 | !2- open files |
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237 | IF( TRIM(cn_bathy0) /= '' )THEN |
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238 | tl_bathy0=file_init(TRIM(cn_bathy0),id_perio=in_perio0) |
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239 | CALL iom_open(tl_bathy0) |
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240 | ELSE |
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241 | CALL logger_fatal("MERGE BATHY: can not find coarse grid bathymetry "//& |
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242 | & "file. check namelist") |
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243 | ENDIF |
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244 | |
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245 | IF( TRIM(cn_bathy1) /= '' )THEN |
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246 | tl_bathy1=file_init(TRIM(cn_bathy1),id_perio=in_perio1) |
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247 | CALL iom_open(tl_bathy1) |
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248 | ELSE |
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249 | CALL logger_fatal("MERGE BATHY: can not find fine grid bathymetry "//& |
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250 | & "file. check namelist") |
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251 | ENDIF |
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252 | |
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253 | !3- check |
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254 | !3-1 check output file do not already exist |
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255 | INQUIRE(FILE=TRIM(cn_fileout), EXIST=ll_exist) |
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256 | IF( ll_exist )THEN |
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257 | CALL logger_fatal("CREATE BATHY: output file "//TRIM(cn_fileout)//& |
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258 | & " already exist.") |
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259 | ENDIF |
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260 | |
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261 | !3-2 check namelist |
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262 | !3-2-1 check refinament factor |
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263 | il_rho(:)=1 |
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264 | IF( in_rhoi < 1 .OR. in_rhoj < 1 )THEN |
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265 | CALL logger_error("MERGE BATHY: invalid refinement factor."//& |
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266 | & " check namelist "//TRIM(cl_namelist)) |
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267 | ELSE |
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268 | il_rho(jp_I)=in_rhoi |
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269 | il_rho(jp_J)=in_rhoj |
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270 | ENDIF |
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271 | |
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272 | !3-2-2 check domain indices |
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273 | IF( in_imin0 < 1 .OR. in_imax0 < 1 .OR. in_jmin0 < 1 .OR. in_jmax0 < 1)THEN |
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274 | ! compute coarse grid indices around fine grid |
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275 | il_ind(:,:,:)=grid_get_coarse_index(tl_bathy0, tl_bathy1 ) |
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276 | |
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277 | il_imin0=il_ind(1,1,1) ; il_imax0=il_ind(1,2,1) |
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278 | il_jmin0=il_ind(2,1,1) ; il_jmax0=il_ind(2,2,1) |
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279 | |
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280 | il_offset(:,:)=il_ind(:,:,2) |
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281 | ELSE |
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282 | il_imin0=in_imin0 ; il_imax0=in_imax0 |
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283 | il_jmin0=in_jmin0 ; il_jmax0=in_jmax0 |
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284 | |
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285 | il_offset(1,:)=FLOOR(REAL(il_rho(jp_I)-1,dp)*0.5) |
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286 | il_offset(2,:)=FLOOR(REAL(il_rho(jp_J)-1,dp)*0.5) |
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287 | ENDIF |
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288 | |
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289 | !3-3 check domain validity |
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290 | CALL grid_check_dom(tl_bathy0, il_imin0, il_imax0, il_jmin0, il_jmax0) |
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291 | |
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292 | !3-4 check coincidence between coarse and fine grid |
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293 | CALL grid_check_coincidence( tl_bathy0, tl_bathy1, & |
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294 | & il_imin0, il_imax0, & |
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295 | & il_jmin0, il_jmax0, & |
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296 | & il_rho(:) ) |
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297 | |
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298 | !4- read or compute boundary |
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299 | tl_var=iom_read_var(tl_bathy1,'Bathymetry') |
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300 | |
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301 | tl_bdy(:)=boundary_init(tl_var, ln_north, ln_south, ln_east, ln_west, & |
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302 | & cn_north, cn_south, cn_east, cn_west, & |
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303 | & ln_oneseg ) |
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304 | |
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305 | !5- get boundary on coarse grid |
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306 | !5-1 define refined bathymetry table (for coarse grid) |
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307 | dl_fill=tl_var%d_fill |
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308 | ALLOCATE( dl_refined(tl_var%t_dim(1)%i_len, & |
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309 | & tl_var%t_dim(2)%i_len, & |
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310 | & tl_var%t_dim(3)%i_len, & |
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311 | & tl_var%t_dim(4)%i_len) ) |
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312 | |
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313 | dl_refined(:,:,:,:)=dl_fill |
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314 | |
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315 | !5-2 define weight table |
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316 | ALLOCATE( dl_weight(tl_var%t_dim(1)%i_len, & |
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317 | & tl_var%t_dim(2)%i_len, & |
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318 | & 1,1) ) |
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319 | |
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320 | dl_weight(:,:,:,:)=dl_fill |
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321 | |
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322 | !5-3 compute coarse grid refined bathymetry on boundary. |
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323 | DO jk=1,ip_ncard |
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324 | |
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325 | CALL merge_bathy_get_boundary(tl_bathy0, tl_bathy1, tl_bdy(jk), & |
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326 | & il_rho(:), & |
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327 | & dl_refined(:,:,:,:), dl_weight(:,:,:,:), & |
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328 | & dl_fill) |
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329 | |
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330 | ENDDO |
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331 | |
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332 | !6- merge bathy on boundary |
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333 | DO jl=1,tl_var%t_dim(4)%i_len |
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334 | DO jk=1,tl_var%t_dim(3)%i_len |
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335 | WHERE( dl_refined(:,:,jk,jl) /= dl_fill .AND. & |
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336 | & tl_var%d_value(:,:,jk,jl)/= tl_var%d_fill ) |
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337 | tl_var%d_value(:,:,jk,jl)= & |
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338 | & dl_weight(:,:,1,1) * dl_refined(:,:,jk,jl) + & |
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339 | & (1-dl_weight(:,:,1,1))*tl_var%d_value(:,:,jk,jl) |
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340 | ELSE WHERE( dl_refined(:,:,jk,jl)== dl_fill .AND. & |
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341 | & dl_weight(:,:,1,1) /= dl_fill ) |
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342 | ! to keep coarse grid mask on boundary |
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343 | tl_var%d_value(:,:,jk,jl)=dl_fill |
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344 | END WHERE |
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345 | ENDDO |
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346 | ENDDO |
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347 | |
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348 | DEALLOCATE(dl_refined) |
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349 | |
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350 | !7- create file |
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351 | tl_fileout=file_init(TRIM(cn_fileout),id_perio=in_perio1) |
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352 | |
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353 | !7-1 add dimension |
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354 | tl_dim(:)=tl_var%t_dim(:) |
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355 | |
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356 | DO ji=1,ip_maxdim |
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357 | IF( tl_dim(ji)%l_use ) CALL file_add_dim(tl_fileout, tl_dim(ji)) |
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358 | ENDDO |
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359 | |
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360 | !7-2 add variables |
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361 | IF( ALL( tl_dim(1:2)%l_use ) )THEN |
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362 | |
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363 | tl_lon=iom_read_var(tl_bathy1,'longitude') |
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364 | CALL file_add_var(tl_fileout, tl_lon) |
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365 | CALL var_clean(tl_lon) |
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366 | |
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367 | tl_lat=iom_read_var(tl_bathy1,'latitude') |
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368 | CALL file_add_var(tl_fileout, tl_lat) |
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369 | CALL var_clean(tl_lat) |
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370 | |
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371 | ENDIF |
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372 | |
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373 | CALL file_add_var(tl_fileout, tl_var) |
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374 | CALL var_clean(tl_var) |
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375 | |
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376 | ! only 2 first dimension to be used |
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377 | tl_dim(:)=tl_fileout%t_dim(:) |
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378 | tl_dim(3:4)%l_use=.FALSE. |
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379 | tl_var=var_init('weight',dl_weight(:,:,:,:),td_dim=tl_dim(:),dd_fill=dl_fill) |
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380 | CALL file_add_var(tl_fileout, tl_var) |
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381 | CALL var_clean(tl_var) |
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382 | |
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383 | !7-3 add some attribute |
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384 | tl_att=att_init("Created_by","SIREN merge_bathy") |
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385 | CALL file_add_att(tl_fileout, tl_att) |
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386 | |
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387 | cl_date=date_print(date_now()) |
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388 | tl_att=att_init("Creation_date",cl_date) |
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389 | CALL file_add_att(tl_fileout, tl_att) |
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390 | |
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391 | tl_att=att_init("coarse_grid_source_file",TRIM(fct_basename(tl_bathy0%c_name))) |
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392 | CALL file_add_att(tl_fileout, tl_att) |
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393 | |
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394 | tl_att=att_init("fine_grid_source_file",TRIM(fct_basename(tl_bathy1%c_name))) |
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395 | CALL file_add_att(tl_fileout, tl_att) |
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396 | |
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397 | ! a voir |
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398 | ! add attribute periodicity |
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399 | il_attid=0 |
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400 | IF( ASSOCIATED(tl_fileout%t_att) )THEN |
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401 | il_attid=att_get_id(tl_fileout%t_att(:),'periodicity') |
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402 | ENDIF |
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403 | IF( tl_bathy1%i_perio >= 0 .AND. il_attid == 0 )THEN |
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404 | tl_att=att_init('periodicity',tl_bathy1%i_perio) |
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405 | CALL file_add_att(tl_fileout,tl_att) |
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406 | ENDIF |
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407 | |
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408 | il_attid=0 |
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409 | IF( ASSOCIATED(tl_fileout%t_att) )THEN |
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410 | il_attid=att_get_id(tl_fileout%t_att(:),'ew_overlap') |
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411 | ENDIF |
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412 | IF( tl_bathy1%i_ew >= 0 .AND. il_attid == 0 )THEN |
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413 | tl_att=att_init('ew_overlap',tl_bathy1%i_ew) |
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414 | CALL file_add_att(tl_fileout,tl_att) |
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415 | ENDIF |
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416 | |
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417 | !7-4 create file |
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418 | CALL iom_create(tl_fileout) |
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419 | |
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420 | !7-5 write file |
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421 | CALL iom_write_file(tl_fileout) |
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422 | |
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423 | !7-6 close file |
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424 | CALL iom_close(tl_fileout) |
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425 | |
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426 | CALL iom_close(tl_bathy1) |
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427 | CALL iom_close(tl_bathy0) |
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428 | |
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429 | !8- clean |
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430 | CALL file_clean(tl_fileout) |
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431 | CALL file_clean(tl_bathy1) |
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432 | CALL file_clean(tl_bathy0) |
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433 | DEALLOCATE(dl_weight) |
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434 | |
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435 | ! close log file |
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436 | CALL logger_footer() |
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437 | CALL logger_close() |
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438 | |
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439 | !> @endcode |
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440 | CONTAINS |
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441 | !------------------------------------------------------------------- |
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442 | !> @brief |
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443 | !> This subroutine |
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444 | !> |
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445 | !> @details |
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446 | !> |
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447 | !> @author J.Paul |
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448 | !> - Nov, 2013- Initial Version |
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449 | !> |
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450 | !> @param[in] |
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451 | !> @todo |
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452 | !------------------------------------------------------------------- |
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453 | !> @code |
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454 | SUBROUTINE merge_bathy_get_boundary( td_bathy0, td_bathy1, td_bdy, & |
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455 | & id_rho, & |
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456 | & dd_refined, dd_weight, dd_fill ) |
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457 | |
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458 | IMPLICIT NONE |
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459 | |
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460 | ! Argument |
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461 | TYPE(TFILE) , INTENT(IN ) :: td_bathy0 |
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462 | TYPE(TFILE) , INTENT(IN ) :: td_bathy1 |
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463 | TYPE(TBDY) , INTENT(IN ) :: td_bdy |
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464 | INTEGER(i4), DIMENSION(:) , INTENT(IN ) :: id_rho |
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465 | REAL(dp) , DIMENSION(:,:,:,:), INTENT(INOUT) :: dd_refined |
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466 | REAL(dp) , DIMENSION(:,:,:,:), INTENT(INOUT) :: dd_weight |
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467 | REAL(dp) , INTENT(IN ) :: dd_fill |
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468 | |
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469 | ! local variable |
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470 | INTEGER(i4) :: il_imin1 |
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471 | INTEGER(i4) :: il_imax1 |
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472 | INTEGER(i4) :: il_jmin1 |
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473 | INTEGER(i4) :: il_jmax1 |
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474 | |
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475 | INTEGER(i4) :: il_imin0 |
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476 | INTEGER(i4) :: il_imax0 |
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477 | INTEGER(i4) :: il_jmin0 |
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478 | INTEGER(i4) :: il_jmax0 |
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479 | |
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480 | INTEGER(i4) :: il_imin |
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481 | INTEGER(i4) :: il_imax |
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482 | INTEGER(i4) :: il_jmin |
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483 | INTEGER(i4) :: il_jmax |
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484 | |
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485 | INTEGER(i4), DIMENSION(2,2) :: il_offset |
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486 | INTEGER(i4), DIMENSION(2,2,2) :: il_ind |
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487 | |
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488 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_tmp1d |
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489 | REAL(dp) , DIMENSION(:,:) , ALLOCATABLE :: dl_tmp2d |
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490 | REAL(dp) , DIMENSION(:,:) , ALLOCATABLE :: dl_wseg |
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491 | |
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492 | TYPE(TVAR) :: tl_var0 |
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493 | TYPE(TVAR) :: tl_lon1 |
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494 | TYPE(TVAR) :: tl_lat1 |
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495 | |
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496 | TYPE(TFILE) :: tl_bathy1 |
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497 | TYPE(TFILE) :: tl_bathy0 |
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498 | |
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499 | TYPE(TMPP) :: tl_mppbathy1 |
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500 | TYPE(TMPP) :: tl_mppbathy0 |
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501 | |
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502 | TYPE(TDOM) :: tl_dom1 |
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503 | TYPE(TDOM) :: tl_dom0 |
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504 | |
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505 | ! loop indices |
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506 | INTEGER(i4) :: ji |
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507 | INTEGER(i4) :: jl |
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508 | !---------------------------------------------------------------- |
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509 | |
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510 | IF( td_bdy%l_use )THEN |
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511 | DO jl=1,td_bdy%i_nseg |
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512 | |
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513 | !1- get boundary definition |
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514 | SELECT CASE(TRIM(td_bdy%c_card)) |
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515 | CASE('north') |
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516 | |
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517 | il_imin1=td_bdy%t_seg(jl)%i_first |
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518 | il_imax1=td_bdy%t_seg(jl)%i_last |
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519 | il_jmin1=td_bdy%t_seg(jl)%i_index-(td_bdy%t_seg(jl)%i_width-1) |
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520 | il_jmax1=td_bdy%t_seg(jl)%i_index |
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521 | |
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522 | il_imin=1 |
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523 | il_imax=il_imax1-il_imin1+1 |
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524 | il_jmin=td_bdy%t_seg(jl)%i_width |
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525 | il_jmax=1 |
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526 | |
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527 | CASE('south') |
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528 | |
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529 | il_imin1=td_bdy%t_seg(jl)%i_first |
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530 | il_imax1=td_bdy%t_seg(jl)%i_last |
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531 | il_jmin1=td_bdy%t_seg(jl)%i_index |
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532 | il_jmax1=td_bdy%t_seg(jl)%i_index+(td_bdy%t_seg(jl)%i_width-1) |
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533 | |
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534 | il_imin=1 |
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535 | il_imax=il_imax1-il_imin1+1 |
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536 | il_jmin=1 |
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537 | il_jmax=td_bdy%t_seg(jl)%i_width |
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538 | |
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539 | CASE('east') |
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540 | |
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541 | il_imin1=td_bdy%t_seg(jl)%i_index-(td_bdy%t_seg(jl)%i_width-1) |
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542 | il_imax1=td_bdy%t_seg(jl)%i_index |
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543 | il_jmin1=td_bdy%t_seg(jl)%i_first |
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544 | il_jmax1=td_bdy%t_seg(jl)%i_last |
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545 | |
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546 | il_imin=td_bdy%t_seg(jl)%i_width |
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547 | il_imax=1 |
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548 | il_jmin=1 |
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549 | il_jmax=il_jmax1-il_jmin1+1 |
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550 | |
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551 | CASE('west') |
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552 | |
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553 | il_imin1=td_bdy%t_seg(jl)%i_index |
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554 | il_imax1=td_bdy%t_seg(jl)%i_index+(td_bdy%t_seg(jl)%i_width-1) |
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555 | il_jmin1=td_bdy%t_seg(jl)%i_first |
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556 | il_jmax1=td_bdy%t_seg(jl)%i_last |
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557 | |
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558 | il_imin=1 |
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559 | il_imax=td_bdy%t_seg(jl)%i_width |
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560 | il_jmin=1 |
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561 | il_jmax=il_jmax1-il_jmin1+1 |
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562 | |
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563 | END SELECT |
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564 | |
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565 | !2 -read fine grid domain |
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566 | tl_bathy1=td_bathy1 |
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567 | CALL iom_open(tl_bathy1) |
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568 | |
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569 | !2-1 compute domain |
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570 | tl_dom1=dom_init( tl_bathy1, & |
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571 | & il_imin1, il_imax1,& |
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572 | & il_jmin1, il_jmax1 ) |
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573 | |
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574 | !2-2 close file |
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575 | CALL iom_close(tl_bathy1) |
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576 | |
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577 | !2-3 read variables on domain (ugly way to do it, have to work on it) |
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578 | !2-3-1 init mpp structure |
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579 | tl_mppbathy1=mpp_init(tl_bathy1) |
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580 | |
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581 | CALL file_clean(tl_bathy1) |
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582 | |
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583 | !2-3-2 get processor to be used |
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584 | CALL mpp_get_use( tl_mppbathy1, tl_dom1 ) |
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585 | |
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586 | !2-3-3 open mpp files |
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587 | CALL iom_mpp_open(tl_mppbathy1) |
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588 | |
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589 | !2-3-4 read variable value on domain |
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590 | tl_lon1=iom_mpp_read_var(tl_mppbathy1,'longitude',td_dom=tl_dom1) |
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591 | tl_lat1=iom_mpp_read_var(tl_mppbathy1,'latitude' ,td_dom=tl_dom1) |
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592 | |
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593 | !2-3-5 close mpp files |
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594 | CALL iom_mpp_close(tl_mppbathy1) |
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595 | |
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596 | !2-3-6 clean structure |
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597 | CALL mpp_clean(tl_mppbathy1) |
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598 | |
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599 | !3- get coarse grid indices |
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600 | il_ind(:,:,:)=grid_get_coarse_index(td_bathy0, tl_lon1, tl_lat1, & |
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601 | & id_rho=id_rho(:)) |
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602 | |
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603 | il_imin0=il_ind(1,1,1) |
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604 | il_imax0=il_ind(1,2,1) |
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605 | |
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606 | il_jmin0=il_ind(2,1,1) |
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607 | il_jmax0=il_ind(2,2,1) |
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608 | |
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609 | il_offset(:,:)=il_ind(:,:,2) |
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610 | |
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611 | !4- read coarse grid bathymetry on domain |
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612 | tl_bathy0=td_bathy0 |
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613 | CALL iom_open(tl_bathy0) |
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614 | |
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615 | !4-1 compute domain |
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616 | tl_dom0=dom_init( tl_bathy0, & |
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617 | & il_imin0, il_imax0,& |
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618 | & il_jmin0, il_jmax0 ) |
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619 | |
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620 | !4-2 close file |
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621 | CALL iom_close(tl_bathy0) |
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622 | |
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623 | !4-3 add extra band (if possible) to compute interpolation |
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624 | CALL dom_add_extra(tl_dom0) |
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625 | |
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626 | !4-4 read variables on domain (ugly way to do it, have to work on it) |
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627 | !4-4-1 init mpp structure |
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628 | tl_mppbathy0=mpp_init(tl_bathy0) |
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629 | |
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630 | CALL file_clean(tl_bathy0) |
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631 | |
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632 | !4-4-2 get processor to be used |
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633 | CALL mpp_get_use( tl_mppbathy0, tl_dom0 ) |
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634 | |
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635 | !4-4-3 open mpp files |
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636 | CALL iom_mpp_open(tl_mppbathy0) |
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637 | |
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638 | !4-4-4 read variable value on domain |
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639 | tl_var0=iom_mpp_read_var(tl_mppbathy0,'Bathymetry',td_dom=tl_dom0) |
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640 | |
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641 | !4-4-5 close mpp files |
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642 | CALL iom_mpp_close(tl_mppbathy0) |
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643 | |
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644 | !4-4-6 clean structure |
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645 | CALL mpp_clean(tl_mppbathy0) |
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646 | |
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647 | !5- interpolate variable |
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648 | CALL merge_bathy_interp( tl_var0, & |
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649 | & id_rho(:), & |
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650 | & il_offset(:,:) ) |
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651 | |
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652 | !6- remove extraband added to domain |
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653 | CALL dom_del_extra( tl_var0, tl_dom0, id_rho(:) ) |
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654 | |
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655 | !6-1 remove extraband added to domain |
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656 | CALL dom_clean_extra( tl_dom0 ) |
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657 | |
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658 | !7- fill refined table |
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659 | !7-1 keep only useful point |
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660 | ! interpolation could create more point than necessary |
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661 | CALL boundary_clean_interp(tl_var0, td_bdy ) |
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662 | |
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663 | ! use add request ???? |
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664 | |
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665 | !7-2 fill refined table |
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666 | dd_refined( il_imin1:il_imax1, & |
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667 | & il_jmin1:il_jmax1, & |
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668 | & :,: )= tl_var0%d_value(:,:,:,:) |
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669 | |
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670 | !8- compute weight function |
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671 | ALLOCATE( dl_tmp1d(td_bdy%t_seg(jl)%i_width) ) |
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672 | |
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673 | SELECT CASE(TRIM(td_bdy%c_card)) |
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674 | CASE('north') |
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675 | |
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676 | ! compute "distance" |
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677 | dl_tmp1d(:)=(/(ji-1,ji=td_bdy%t_seg(jl)%i_width,1,-1)/) |
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678 | |
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679 | ! compute weight on segment |
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680 | dl_tmp1d(:)= 0.5 + 0.5*COS( (dg_pi*dl_tmp1d(:)) / & |
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681 | & (td_bdy%t_seg(jl)%i_width) ) |
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682 | |
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683 | ALLOCATE( dl_wseg(tl_dom1%t_dim(1)%i_len, & |
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684 | & tl_dom1%t_dim(2)%i_len) ) |
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685 | dl_wseg(:,:)=dd_fill |
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686 | dl_wseg(:,:)=SPREAD( dl_tmp1d(:), & |
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687 | & DIM=1, & |
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688 | & NCOPIES=tl_dom1%t_dim(1)%i_len ) |
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689 | |
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690 | CASE('south') |
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691 | |
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692 | ! compute "distance" |
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693 | dl_tmp1d(:)=(/(ji-1,ji=1,td_bdy%t_seg(jl)%i_width)/) |
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694 | |
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695 | ! compute weight on segment |
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696 | dl_tmp1d(:)= 0.5 + 0.5*COS( (dg_pi*dl_tmp1d(:)) / & |
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697 | & (td_bdy%t_seg(jl)%i_width) ) |
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698 | |
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699 | ALLOCATE( dl_wseg(tl_dom1%t_dim(1)%i_len, & |
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700 | & tl_dom1%t_dim(2)%i_len) ) |
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701 | dl_wseg(:,:)=dd_fill |
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702 | dl_wseg(:,:)=SPREAD( dl_tmp1d(:), & |
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703 | & DIM=1, & |
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704 | & NCOPIES=tl_dom1%t_dim(1)%i_len ) |
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705 | |
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706 | CASE('east') |
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707 | |
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708 | ! compute "distance" |
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709 | dl_tmp1d(:)=(/(ji-1,ji=td_bdy%t_seg(jl)%i_width,1,-1)/) |
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710 | |
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711 | ! compute weight on segment |
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712 | dl_tmp1d(:)= 0.5 + 0.5*COS( (dg_pi*dl_tmp1d(:)) / & |
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713 | & (td_bdy%t_seg(jl)%i_width) ) |
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714 | |
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715 | ALLOCATE( dl_wseg(tl_dom1%t_dim(1)%i_len, & |
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716 | & tl_dom1%t_dim(2)%i_len) ) |
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717 | dl_wseg(:,:)=dd_fill |
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718 | dl_wseg(:,:)=SPREAD( dl_tmp1d(:), & |
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719 | & DIM=2, & |
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720 | & NCOPIES=tl_dom1%t_dim(2)%i_len ) |
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721 | |
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722 | CASE('west') |
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723 | |
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724 | ! compute "distance" |
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725 | dl_tmp1d(:)=(/(ji-1,ji=1,td_bdy%t_seg(jl)%i_width)/) |
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726 | |
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727 | ! compute weight on segment |
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728 | dl_tmp1d(:)= 0.5 + 0.5*COS( (dg_pi*dl_tmp1d(:)) / & |
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729 | & (td_bdy%t_seg(jl)%i_width) ) |
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730 | |
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731 | ALLOCATE( dl_wseg(tl_dom1%t_dim(1)%i_len, & |
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732 | & tl_dom1%t_dim(2)%i_len) ) |
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733 | dl_wseg(:,:)=dd_fill |
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734 | dl_wseg(:,:)=SPREAD( dl_tmp1d(:), & |
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735 | & DIM=2, & |
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736 | & NCOPIES=tl_dom1%t_dim(2)%i_len ) |
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737 | |
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738 | END SELECT |
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739 | |
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740 | DEALLOCATE( dl_tmp1d ) |
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741 | |
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742 | !8-1 fill weight table |
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743 | ALLOCATE( dl_tmp2d( tl_dom1%t_dim(1)%i_len, & |
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744 | & tl_dom1%t_dim(2)%i_len) ) |
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745 | |
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746 | dl_tmp2d(:,:)=dd_weight( il_imin1:il_imax1, & |
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747 | & il_jmin1:il_jmax1, & |
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748 | & 1,1 ) |
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749 | |
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750 | WHERE( dl_tmp2d(:,:) == dd_fill ) |
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751 | dl_tmp2d(:,:)= dl_wseg(:,:) |
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752 | ELSE WHERE |
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753 | dl_tmp2d(:,:)= MAX( dl_tmp2d(:,:), dl_wseg(:,:) ) |
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754 | END WHERE |
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755 | |
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756 | dd_weight( il_imin1:il_imax1, & |
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757 | & il_jmin1:il_jmax1, & |
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758 | & 1,1 ) = dl_tmp2d(:,:) |
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759 | |
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760 | DEALLOCATE( dl_wseg ) |
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761 | DEALLOCATE( dl_tmp2d ) |
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762 | |
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763 | ENDDO |
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764 | ENDIF |
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765 | END SUBROUTINE merge_bathy_get_boundary |
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766 | !> @endcode |
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767 | !------------------------------------------------------------------- |
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768 | !> @brief |
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769 | !> This subroutine |
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770 | !> |
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771 | !> @details |
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772 | !> |
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773 | !> @author J.Paul |
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774 | !> - Nov, 2013- Initial Version |
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775 | !> |
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776 | !> @param[in] |
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777 | !> @todo |
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778 | !------------------------------------------------------------------- |
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779 | !> @code |
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780 | SUBROUTINE merge_bathy_interp( td_var, & |
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781 | & id_rho, & |
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782 | & id_offset, & |
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783 | & id_iext, id_jext) |
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784 | |
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785 | IMPLICIT NONE |
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786 | |
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787 | ! Argument |
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788 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
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789 | INTEGER(i4), DIMENSION(:) , INTENT(IN ) :: id_rho |
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790 | INTEGER(i4), DIMENSION(:,:), INTENT(IN ) :: id_offset |
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791 | INTEGER(i4), INTENT(IN ), OPTIONAL :: id_iext |
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792 | INTEGER(i4), INTENT(IN ), OPTIONAL :: id_jext |
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793 | |
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794 | ! local variable |
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795 | TYPE(TVAR) :: tl_var |
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796 | TYPE(TVAR) :: tl_mask |
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797 | |
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798 | INTEGER(i1), DIMENSION(:,:,:,:), ALLOCATABLE :: bl_mask |
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799 | |
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800 | INTEGER(i4) :: il_iext |
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801 | INTEGER(i4) :: il_jext |
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802 | |
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803 | ! loop indices |
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804 | !---------------------------------------------------------------- |
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805 | |
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806 | ! copy variable |
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807 | tl_var=td_var |
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808 | |
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809 | !WARNING: two extrabands are required for cubic interpolation |
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810 | il_iext=3 |
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811 | IF( PRESENT(id_iext) ) il_iext=id_iext |
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812 | |
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813 | il_jext=3 |
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814 | IF( PRESENT(id_jext) ) il_jext=id_jext |
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815 | |
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816 | IF( il_iext < 2 .AND. td_var%c_interp(1) == 'cubic' )THEN |
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817 | CALL logger_warn("CREATE BATHY INTERP: at least extrapolation "//& |
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818 | & "on two points are required with cubic interpolation ") |
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819 | il_iext=2 |
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820 | ENDIF |
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821 | |
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822 | IF( il_jext < 2 .AND. td_var%c_interp(1) == 'cubic' )THEN |
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823 | CALL logger_warn("CREATE BATHY INTERP: at least extrapolation "//& |
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824 | & "on two points are required with cubic interpolation ") |
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825 | il_jext=2 |
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826 | ENDIF |
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827 | |
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828 | !1- work on mask |
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829 | !1-1 create mask |
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830 | ALLOCATE(bl_mask(tl_var%t_dim(1)%i_len, & |
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831 | & tl_var%t_dim(2)%i_len, & |
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832 | & tl_var%t_dim(3)%i_len, & |
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833 | & tl_var%t_dim(4)%i_len) ) |
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834 | |
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835 | bl_mask(:,:,:,:)=1 |
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836 | WHERE(tl_var%d_value(:,:,:,:)==tl_var%d_fill) bl_mask(:,:,:,:)=0 |
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837 | |
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838 | SELECT CASE(TRIM(tl_var%c_point)) |
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839 | CASE DEFAULT ! 'T' |
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840 | tl_mask=var_init('tmask', bl_mask(:,:,:,:), td_dim=tl_var%t_dim(:)) |
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841 | CASE('U') |
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842 | tl_mask=var_init('umask', bl_mask(:,:,:,:), td_dim=tl_var%t_dim(:)) |
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843 | CASE('V') |
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844 | tl_mask=var_init('vmask', bl_mask(:,:,:,:), td_dim=tl_var%t_dim(:)) |
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845 | CASE('F') |
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846 | tl_mask=var_init('fmask', bl_mask(:,:,:,:), td_dim=tl_var%t_dim(:)) |
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847 | END SELECT |
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848 | |
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849 | DEALLOCATE(bl_mask) |
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850 | |
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851 | !1-2 interpolate mask |
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852 | CALL interp_fill_value( tl_mask, id_rho(:), & |
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853 | & id_offset=id_offset(:,:) ) |
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854 | |
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855 | !2- work on variable |
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856 | !2-0 add extraband |
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857 | CALL extrap_add_extrabands(tl_var, il_iext, il_iext) |
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858 | |
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859 | !2-1 extrapolate variable |
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860 | CALL extrap_fill_value( tl_var, id_offset=id_offset(:,:), & |
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861 | & id_rho=id_rho(:), & |
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862 | & id_iext=il_iext, id_jext=il_jext ) |
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863 | |
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864 | !2-2 interpolate Bathymetry |
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865 | CALL interp_fill_value( tl_var, id_rho(:), & |
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866 | & id_offset=id_offset(:,:) ) |
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867 | |
---|
868 | !2-3 remove extraband |
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869 | CALL extrap_del_extrabands(tl_var, il_iext*id_rho(jp_I), il_jext*id_rho(jp_J)) |
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870 | |
---|
871 | !2-4 keep original mask |
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872 | WHERE( tl_mask%d_value(:,:,:,:) == 0 ) |
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873 | tl_var%d_value(:,:,:,:)=tl_var%d_fill |
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874 | END WHERE |
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875 | |
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876 | !3- save result |
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877 | td_var=tl_var |
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878 | |
---|
879 | ! clean variable structure |
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880 | CALL var_clean(tl_var) |
---|
881 | |
---|
882 | END SUBROUTINE merge_bathy_interp |
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883 | !> @endcode |
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884 | END PROGRAM merge_bathy |
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