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 | ! MODULE: grid |
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6 | ! |
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7 | ! DESCRIPTION: |
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8 | !> @brief grid manager <br/> |
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9 | !> |
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10 | !> @details |
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11 | !> |
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12 | !> @author |
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13 | !> J.Paul |
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14 | ! REVISION HISTORY: |
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15 | !> @date Nov, 2013 - Initial Version |
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16 | ! |
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17 | !> @note Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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18 | !> @todo |
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19 | !---------------------------------------------------------------------- |
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20 | MODULE grid |
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21 | USE netcdf |
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22 | USE kind ! F90 kind parameter |
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23 | USE fct ! basic usefull function |
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24 | USE global ! global parameter |
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25 | USE phycst ! physical constant |
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26 | USE logger ! log file manager |
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27 | USE file ! file manager |
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28 | USE var ! variable manager |
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29 | USE dim ! dimension manager |
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30 | USE dom ! domain manager |
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31 | USE iom ! I/O manager |
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32 | USE mpp ! MPP manager |
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33 | USE iom_mpp ! MPP I/O manager |
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34 | IMPLICIT NONE |
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35 | PRIVATE |
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36 | ! NOTE_avoid_public_variables_if_possible |
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37 | |
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38 | ! type and variable |
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39 | |
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40 | ! function and subroutine |
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41 | PUBLIC :: grid_check_dom !< check domain validity |
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42 | PUBLIC :: grid_get_coarse_index !< get closest coarse grid indices of fine grid domain. |
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43 | PUBLIC :: grid_is_global !< check if grid is global or not |
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44 | PUBLIC :: grid_get_closest !< return closest coarse grid point from another point |
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45 | PUBLIC :: grid_distance !< compute grid distance to a point |
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46 | PUBLIC :: grid_get_fine_offset !< get fine grid offset |
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47 | PUBLIC :: grid_check_coincidence !< check fine and coarse grid coincidence |
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48 | PUBLIC :: grid_get_perio !< return NEMO periodicity index |
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49 | PUBLIC :: grid_get_pivot !< return NEMO pivot point index |
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50 | PUBLIC :: grid_add_ghost !< add ghost cell at boundaries. |
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51 | PUBLIC :: grid_del_ghost !< delete ghost cell at boundaries. |
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52 | PUBLIC :: grid_get_ghost !< return ghost cell factor |
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53 | PUBLIC :: grid_split_domain !< |
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54 | PUBLIC :: grid_fill_small_dom !< |
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55 | |
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56 | PRIVATE :: grid_get_coarse_index_ff |
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57 | PRIVATE :: grid_get_coarse_index_cf |
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58 | PRIVATE :: grid_get_coarse_index_fc |
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59 | PRIVATE :: grid_get_coarse_index_cc |
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60 | PRIVATE :: grid__get_ghost_f |
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61 | PRIVATE :: grid__get_ghost_ll |
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62 | PRIVATE :: grid__check_corner |
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63 | |
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64 | INTERFACE grid_get_ghost |
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65 | MODULE PROCEDURE grid__get_ghost_ll |
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66 | MODULE PROCEDURE grid__get_ghost_f |
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67 | END INTERFACE grid_get_ghost |
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68 | |
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69 | INTERFACE grid_get_coarse_index |
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70 | MODULE PROCEDURE grid_get_coarse_index_ff |
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71 | MODULE PROCEDURE grid_get_coarse_index_cf |
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72 | MODULE PROCEDURE grid_get_coarse_index_fc |
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73 | MODULE PROCEDURE grid_get_coarse_index_cc |
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74 | END INTERFACE grid_get_coarse_index |
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75 | |
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76 | CONTAINS |
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77 | !------------------------------------------------------------------- |
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78 | !> @brief |
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79 | !> This funtion return NEMO pivot point index of the input variable. |
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80 | !> - F-point : 0 |
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81 | !> - T-point : 1 |
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82 | !> |
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83 | !> @warning |
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84 | !> - variable must be nav_lon or nav_lat |
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85 | !> - do not work with ORCA2 grid (T-point) |
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86 | !> |
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87 | !> @author J.Paul |
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88 | !> - Nov, 2013- Subroutine written |
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89 | ! |
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90 | !> @todo |
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91 | !> - improve check between T or F pivot. |
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92 | ! |
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93 | !> @param[in] td_file : file structure |
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94 | !> @param[in] cd_varname : variable name |
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95 | !> @return NEMO pivot point index |
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96 | !------------------------------------------------------------------- |
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97 | !> @code |
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98 | INTEGER(i4) FUNCTION grid_get_pivot(td_file) |
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99 | IMPLICIT NONE |
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100 | ! Argument |
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101 | TYPE(TFILE), INTENT(IN) :: td_file |
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102 | |
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103 | ! local variable |
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104 | TYPE(TVAR) :: tl_var |
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105 | INTEGER(i4) :: il_varid |
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106 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
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107 | |
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108 | ! loop indices |
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109 | INTEGER(i4) :: ji |
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110 | |
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111 | INTEGER(i4) :: it1 |
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112 | INTEGER(i4) :: it2 |
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113 | INTEGER(i4) :: jt1 |
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114 | INTEGER(i4) :: jt2 |
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115 | |
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116 | INTEGER(i4) :: if1 |
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117 | INTEGER(i4) :: if2 |
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118 | INTEGER(i4) :: jf1 |
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119 | INTEGER(i4) :: jf2 |
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120 | !---------------------------------------------------------------- |
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121 | ! initialise |
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122 | grid_get_pivot=-1 |
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123 | |
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124 | ! look for suitable variable |
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125 | il_varid=0 |
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126 | DO ji=1,td_file%i_nvar |
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127 | IF( .NOT. ALL(td_file%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
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128 | SELECT CASE(TRIM(fct_lower(td_file%t_var(ji)%c_stdname)) ) |
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129 | CASE('longitude','latitude') |
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130 | CASE DEFAULT |
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131 | il_varid=ji |
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132 | EXIT |
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133 | END SELECT |
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134 | ENDDO |
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135 | |
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136 | IF( il_varid/=0 )THEN |
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137 | IF( ASSOCIATED(td_file%t_var(il_varid)%d_value) )THEN |
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138 | CALL logger_debug("GRID GET PIVOT: ASSOCIATED") |
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139 | tl_var=td_file%t_var(il_varid) |
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140 | ELSE |
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141 | ! read variable |
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142 | il_dim(:)=td_file%t_var(il_varid)%t_dim(:)%i_len |
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143 | |
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144 | CALL logger_debug("GRID GET PIVOT: read variable") |
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145 | tl_var=iom_read_var(td_file, td_file%t_var(il_varid)%c_name, & |
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146 | & id_start=(/1,il_dim(2)-3,1,1/), & |
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147 | & id_count=(/3,4,1,1/) ) |
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148 | ENDIF |
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149 | |
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150 | CALL logger_debug("GRID GET PIVOT: use variable "//TRIM(tl_var%c_name)) |
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151 | |
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152 | IF( ASSOCIATED(tl_var%d_value) )THEN |
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153 | |
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154 | CALL logger_debug("GRID GET PIVOT: point "//TRIM(tl_var%c_point)) |
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155 | ! T-point pivot !case of ORCA2, ORCA025, ORCA12 grid |
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156 | it1=1 ; jt1=4 |
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157 | it2=3 ; jt2=2 |
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158 | |
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159 | ! F-point pivot !case of ORCA05 grid |
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160 | if1=1 ; jf1=4 |
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161 | if2=2 ; jf2=3 |
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162 | |
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163 | SELECT CASE(TRIM(tl_var%c_point)) |
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164 | CASE('T') |
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165 | IF( ABS(tl_var%d_value(it1,jt1,1,1)) == & |
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166 | & ABS(tl_var%d_value(it2,jt2,1,1)) )THEN |
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167 | CALL logger_info("GRID GET PIVOT: T-pivot") |
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168 | grid_get_pivot=1 |
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169 | ELSEIF( ABS(tl_var%d_value(if1,jf1,1,1)) == & |
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170 | & ABS(tl_var%d_value(if2,jf2,1,1)) )THEN |
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171 | CALL logger_info("GRID GET PIVOT: F-pivot") |
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172 | grid_get_pivot=0 |
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173 | ELSE |
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174 | CALL logger_error("GRID GET PIVOT: something wrong when "//& |
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175 | & "computing pivot point") |
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176 | ENDIF |
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177 | CASE('U') |
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178 | IF( ABS(tl_var%d_value(it1 ,jt1,1,1)) == & |
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179 | & ABS(tl_var%d_value(it2-1,jt2,1,1)) )THEN |
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180 | CALL logger_info("GRID GET PIVOT: T-pivot") |
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181 | grid_get_pivot=1 |
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182 | ELSEIF( ABS(tl_var%d_value(if1 ,jf1,1,1)) == & |
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183 | & ABS(tl_var%d_value(if2-1,jf2,1,1)) )THEN |
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184 | CALL logger_info("GRID GET PIVOT: F-pivot") |
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185 | grid_get_pivot=0 |
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186 | ELSE |
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187 | CALL logger_error("GRID GET PIVOT: something wrong when "//& |
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188 | & "computing pivot point") |
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189 | ENDIF |
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190 | CASE('V') |
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191 | IF( ABS(tl_var%d_value(it1,jt1 ,1,1)) == & |
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192 | & ABS(tl_var%d_value(it2,jt2-1,1,1)) )THEN |
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193 | CALL logger_info("GRID GET PIVOT: T-pivot") |
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194 | grid_get_pivot=1 |
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195 | ELSEIF( ABS(tl_var%d_value(if1,jf1 ,1,1)) == & |
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196 | & ABS(tl_var%d_value(if2,jf2-1,1,1)) )THEN |
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197 | CALL logger_info("GRID GET PIVOT: F-pivot") |
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198 | grid_get_pivot=0 |
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199 | ELSE |
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200 | CALL logger_error("GRID GET PIVOT: something wrong when "//& |
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201 | & "computing pivot point") |
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202 | ENDIF |
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203 | CASE('F') |
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204 | IF( ABS(tl_var%d_value(it1 ,jt1 ,1,1)) == & |
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205 | & ABS(tl_var%d_value(it2-1,jt2-1,1,1)) )THEN |
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206 | CALL logger_info("GRID GET PIVOT: T-pivot") |
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207 | grid_get_pivot=1 |
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208 | ELSEIF( ABS(tl_var%d_value(if1 ,jf1 ,1,1)) == & |
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209 | & ABS(tl_var%d_value(if2-1,jf2-1,1,1)) )THEN |
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210 | CALL logger_info("GRID GET PIVOT: F-pivot") |
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211 | grid_get_pivot=0 |
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212 | ELSE |
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213 | CALL logger_error("GRID GET PIVOT: something wrong when "//& |
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214 | & "computing pivot point") |
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215 | ENDIF |
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216 | END SELECT |
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217 | ELSE |
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218 | CALL logger_error("GRID GET PIVOT: can't compute pivot point. "//& |
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219 | & "no value associated to variable "//TRIM(tl_var%c_name) ) |
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220 | ENDIF |
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221 | |
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222 | ELSE |
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223 | CALL logger_error("GRID GET PIVOT: no suitable variable to compute "//& |
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224 | & "pivot point in file "//TRIM(td_file%c_name)) |
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225 | ENDIF |
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226 | |
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227 | END FUNCTION grid_get_pivot |
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228 | !> @endcode |
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229 | !------------------------------------------------------------------- |
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230 | !> @brief |
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231 | !> This funtion return NEMO periodicity index of the input file. |
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232 | !> The variable used must be on T point. |
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233 | !> |
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234 | !> @note the NEMO periodicity index can't be compute from coordinates file, |
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235 | !> neither with mpp files. |
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236 | !> |
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237 | !> 0: closed boundaries |
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238 | !> 1: cyclic east-west boundary |
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239 | !> 2: symmetric boundary condition across the equator |
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240 | !> 3: North fold boundary (with a F-point pivot) |
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241 | !> 4: North fold boundary (with a F-point pivot) and cyclic east-west boundary |
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242 | !> 5: North fold boundary (with a T-point pivot) |
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243 | !> 6: North fold boundary (with a T-point pivot) and cyclic east-west boundary |
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244 | !> |
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245 | !> @author J.Paul |
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246 | !> - Nov, 2013- Subroutine written |
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247 | ! |
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248 | !> @todo |
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249 | !> - improve check between T or F pivot. |
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250 | !> - manage mpp case (read only border files) |
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251 | ! |
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252 | !> @param[in] td_file : file structure |
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253 | !> @param[in] id_pivot : pivot point |
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254 | !> @return NEMO periodicity index |
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255 | !------------------------------------------------------------------- |
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256 | !> @code |
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257 | INTEGER(i4) FUNCTION grid_get_perio(td_file, id_pivot) |
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258 | IMPLICIT NONE |
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259 | |
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260 | ! Argument |
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261 | TYPE(TFILE), INTENT(IN) :: td_file |
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262 | INTEGER(i4), INTENT(IN) :: id_pivot |
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263 | |
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264 | ! local variable |
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265 | TYPE(TVAR) :: tl_var |
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266 | INTEGER(i4) :: il_varid |
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267 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
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268 | |
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269 | ! loop indices |
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270 | INTEGER(i4) :: ji |
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271 | !---------------------------------------------------------------- |
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272 | |
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273 | ! initialise |
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274 | grid_get_perio=-1 |
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275 | |
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276 | IF( id_pivot < 0 .OR. id_pivot > 1 )THEN |
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277 | CALL logger_error("GRID GET PERIO: invalid pivot point index. "//& |
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278 | & "you should use grid_get_pivot to compute it") |
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279 | ENDIF |
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280 | |
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281 | ! look for suitable variable |
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282 | il_varid=0 |
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283 | DO ji=1,td_file%i_nvar |
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284 | IF( .NOT. ALL(td_file%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
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285 | SELECT CASE(TRIM(fct_lower(td_file%t_var(ji)%c_stdname)) ) |
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286 | CASE('longitude','latitude') |
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287 | CASE DEFAULT |
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288 | il_varid=ji |
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289 | EXIT |
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290 | END SELECT |
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291 | ENDDO |
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292 | |
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293 | IF( il_varid==0 )THEN |
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294 | |
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295 | CALL logger_error("GRID GET PERIO: no suitable variable to compute "//& |
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296 | & " periodicity in file "//TRIM(td_file%c_name)) |
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297 | ELSE |
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298 | il_dim(:)=td_file%t_var(il_varid)%t_dim(:)%i_len |
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299 | |
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300 | IF( ASSOCIATED(td_file%t_var(il_varid)%d_value) )THEN |
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301 | tl_var=td_file%t_var(il_varid) |
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302 | ELSE |
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303 | ! read variable |
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304 | tl_var=iom_read_var(td_file, td_file%t_var(il_varid)%c_name, & |
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305 | & id_start=(/1,1,1,1/), & |
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306 | & id_count=(/il_dim(1),il_dim(2),1,1/) ) |
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307 | ENDIF |
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308 | |
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309 | IF(ALL(tl_var%d_value( 1 , : ,1,1)/=tl_var%d_fill).AND.& |
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310 | & ALL(tl_var%d_value(il_dim(1), : ,1,1)/=tl_var%d_fill).AND.& |
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311 | & ALL(tl_var%d_value( : , 1 ,1,1)/=tl_var%d_fill).AND.& |
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312 | & ALL(tl_var%d_value( : ,il_dim(2),1,1)/=tl_var%d_fill))THEN |
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313 | ! no boundary closed |
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314 | CALL logger_warn("GRID GET PERIO: can't determined periodicity. "//& |
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315 | & "there is no boundary closed for variable "//& |
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316 | & TRIM(tl_var%c_name)//" in file "//& |
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317 | & TRIM(td_file%c_name) ) |
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318 | ELSE |
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319 | ! check periodicity |
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320 | IF(ANY(tl_var%d_value( 1 ,:,1,1)/=tl_var%d_fill).OR.& |
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321 | & ANY(tl_var%d_value(il_dim(1),:,1,1)/=tl_var%d_fill))THEN |
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322 | ! East-West cyclic (1,4,6) |
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323 | |
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324 | IF( ANY(tl_var%d_value(:, 1, 1, 1) /= tl_var%d_fill) )THEN |
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325 | ! South boundary not closed |
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326 | |
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327 | CALL logger_error("GRID GET PERIO: should have been an "//& |
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328 | & "impossible case") |
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329 | CALL logger_debug("GRID GET PERIO: East_West cyclic") |
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330 | CALL logger_debug("GRID GET PERIO: South boundary not closed") |
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331 | |
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332 | ELSE |
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333 | ! South boundary closed (1,4,6) |
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334 | CALL logger_info("GRID GET PERIO: South boundary closed") |
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335 | |
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336 | IF(ANY(tl_var%d_value(:,il_dim(2),1,1)/=tl_var%d_fill) )THEN |
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337 | ! North boundary not closed (4,6) |
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338 | CALL logger_info("GRID GET PERIO: North boundary not closed") |
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339 | ! check pivot |
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340 | SELECT CASE(id_pivot) |
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341 | CASE(0) |
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342 | ! F pivot |
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343 | grid_get_perio=4 |
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344 | CASE(1) |
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345 | ! T pivot |
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346 | grid_get_perio=6 |
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347 | CASE DEFAULT |
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348 | CALL logger_error("GRID GET PERIO: invalid pivot ") |
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349 | END SELECT |
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350 | ELSE |
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351 | ! North boundary closed |
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352 | CALL logger_info("GRID GET PERIO: North boundary closed") |
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353 | grid_get_perio=1 ! North and South boundaries closed |
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354 | ENDIF |
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355 | |
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356 | ENDIF |
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357 | |
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358 | ELSE |
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359 | ! East-West boundaries closed (0,2,3,5) |
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360 | CALL logger_info("GRID GET PERIO: East West boundaries closed") |
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361 | |
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362 | IF( ANY(tl_var%d_value(:, 1, 1, 1) /= tl_var%d_fill) )THEN |
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363 | ! South boundary not closed (2) |
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364 | CALL logger_info("GRID GET PERIO: South boundary not closed") |
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365 | |
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366 | IF(ANY(tl_var%d_value(:,il_dim(2),1,1)/=tl_var%d_fill))THEN |
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367 | ! North boundary not closed |
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368 | CALL logger_error("GRID GET PERIO: should have been "//& |
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369 | & "an impossible case") |
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370 | CALL logger_debug("GRID GET PERIO: East West boundaries "//& |
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371 | & "closed") |
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372 | CALL logger_debug("GRID GET PERIO: South boundary not closed") |
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373 | CALL logger_debug("GRID GET PERIO: North boundary not closed") |
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374 | ELSE |
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375 | ! North boundary closed |
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376 | grid_get_perio=2 ! East-West and North boundaries closed |
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377 | ENDIF |
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378 | |
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379 | ELSE |
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380 | ! South boundary closed (0,3,5) |
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381 | CALL logger_info("GRID GET PERIO: South boundary closed") |
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382 | |
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383 | IF(ANY(tl_var%d_value(:,il_dim(2),1,1)/=tl_var%d_fill))THEN |
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384 | ! North boundary not closed (3,5) |
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385 | CALL logger_info("GRID GET PERIO: North boundary not closed") |
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386 | ! check pivot |
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387 | SELECT CASE(id_pivot) |
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388 | CASE(0) |
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389 | ! F pivot |
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390 | grid_get_perio=3 |
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391 | CASE(1) |
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392 | ! T pivot |
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393 | grid_get_perio=5 |
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394 | CASE DEFAULT |
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395 | CALL logger_error("GRID GET PERIO: invalid pivot") |
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396 | END SELECT |
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397 | ELSE |
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398 | ! North boundary closed |
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399 | CALL logger_info("GRID GET PERIO: North boundary closed") |
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400 | grid_get_perio=0 ! all boundary closed |
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401 | ENDIF |
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402 | |
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403 | ENDIF |
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404 | |
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405 | ENDIF |
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406 | |
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407 | ENDIF |
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408 | ENDIF |
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409 | |
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410 | END FUNCTION grid_get_perio |
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411 | !> @endcode |
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412 | !------------------------------------------------------------------- |
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413 | !> @brief This subroutine check domain validity. |
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414 | ! |
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415 | !> @details |
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416 | !> If maximum latitude greater than 88°N, program will stop. |
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417 | !> It is not able to manage north fold boundary for now. |
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418 | ! |
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419 | !> @author J.Paul |
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420 | !> - Nov, 2013- Initial Version |
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421 | ! |
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422 | !> @param[in] cd_coord : coordinate file |
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423 | !> @param[in] id_imin : i-direction lower left point indice |
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424 | !> @param[in] id_imax : i-direction upper right point indice |
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425 | !> @param[in] id_jmin : j-direction lower left point indice |
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426 | !> @param[in] id_jmax : j-direction upper right point indice |
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427 | !> |
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428 | !> @todo |
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429 | !> - use domain instead of start count |
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430 | !------------------------------------------------------------------- |
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431 | !> @code |
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432 | SUBROUTINE grid_check_dom(td_coord, id_imin, id_imax, id_jmin, id_jmax) |
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433 | IMPLICIT NONE |
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434 | ! Argument |
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435 | TYPE(TFILE), INTENT(IN) :: td_coord |
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436 | INTEGER(i4), INTENT(IN) :: id_imin |
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437 | INTEGER(i4), INTENT(IN) :: id_imax |
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438 | INTEGER(i4), INTENT(IN) :: id_jmin |
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439 | INTEGER(i4), INTENT(IN) :: id_jmax |
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440 | |
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441 | ! local variable |
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442 | TYPE(TVAR) :: tl_var |
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443 | |
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444 | TYPE(TFILE) :: tl_coord |
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445 | |
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446 | TYPE(TMPP) :: tl_mppcoord |
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447 | |
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448 | TYPE(TDOM) :: tl_dom |
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449 | |
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450 | ! loop indices |
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451 | !---------------------------------------------------------------- |
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452 | |
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453 | IF( id_jmin >= id_jmax )THEN |
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454 | |
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455 | CALL logger_fatal("GRID CHECK DOM: invalid domain. "//& |
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456 | & "can not create configuration with north pole.") |
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457 | |
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458 | ELSE |
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459 | |
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460 | IF( td_coord%i_id == 0 )THEN |
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461 | CALL logger_error("GRID CHECK DOM: can not check domain. "//& |
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462 | & " file "//TRIM(td_coord%c_name)//" not opened." ) |
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463 | ELSE |
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464 | |
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465 | IF( id_imin == id_imax .AND. td_coord%i_ew < 0 )THEN |
---|
466 | CALL logger_fatal("GRID CHECK DOM: invalid domain."//& |
---|
467 | & " can not create east-west cyclic fine grid"//& |
---|
468 | & " inside closed coarse grid") |
---|
469 | ENDIF |
---|
470 | |
---|
471 | !1- read domain |
---|
472 | tl_coord=td_coord |
---|
473 | CALL iom_open(tl_coord) |
---|
474 | |
---|
475 | !1-1 compute domain |
---|
476 | tl_dom=dom_init( tl_coord, & |
---|
477 | & id_imin, id_imax,& |
---|
478 | & id_jmin, id_jmax ) |
---|
479 | |
---|
480 | !1-2 close file |
---|
481 | CALL iom_close(tl_coord) |
---|
482 | |
---|
483 | !1-3 read variables on domain (ugly way to do it, have to work on it) |
---|
484 | !1-3-1 init mpp structure |
---|
485 | tl_mppcoord=mpp_init(tl_coord) |
---|
486 | |
---|
487 | CALL file_clean(tl_coord) |
---|
488 | |
---|
489 | !1-3-2 get processor to be used |
---|
490 | CALL mpp_get_use( tl_mppcoord, tl_dom ) |
---|
491 | |
---|
492 | !1-3-3 open mpp files |
---|
493 | CALL iom_mpp_open(tl_mppcoord) |
---|
494 | |
---|
495 | !1-3-4 read variable value on domain |
---|
496 | tl_var=iom_mpp_read_var(tl_mppcoord,'latitude',td_dom=tl_dom) |
---|
497 | |
---|
498 | !1-3-5 close mpp files |
---|
499 | CALL iom_mpp_close(tl_mppcoord) |
---|
500 | |
---|
501 | !1-3-6 clean structure |
---|
502 | CALL mpp_clean(tl_mppcoord) |
---|
503 | |
---|
504 | IF( MAXVAL(tl_var%d_value(:,:,:,:), & |
---|
505 | & tl_var%d_value(:,:,:,:)/= tl_var%d_fill) >= 88.0 )THEN |
---|
506 | |
---|
507 | CALL logger_debug("GRID CHECK DOM: max latitude "//& |
---|
508 | & TRIM(fct_str(MAXVAL(tl_var%d_value(:,:,:,:)))) ) |
---|
509 | CALL logger_fatal("GRID CHECK DOM: invalid domain. "//& |
---|
510 | & "can not create configuration too close from north pole.") |
---|
511 | |
---|
512 | ENDIF |
---|
513 | |
---|
514 | ! clean |
---|
515 | CALL var_clean(tl_var) |
---|
516 | |
---|
517 | ENDIF |
---|
518 | |
---|
519 | |
---|
520 | ENDIF |
---|
521 | |
---|
522 | END SUBROUTINE grid_check_dom |
---|
523 | !> @endcode |
---|
524 | !------------------------------------------------------------------- |
---|
525 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
526 | ! |
---|
527 | !> @details |
---|
528 | !> |
---|
529 | ! |
---|
530 | !> @author J.Paul |
---|
531 | !> - Nov, 2013- Initial Version |
---|
532 | ! |
---|
533 | !> @param[in] td_coord0 : coarse grid coordinate structure |
---|
534 | !> @param[in] td_coord1 : fine grid coordinate structure |
---|
535 | !> @return coarse grid indices (/ (/imin0, imax0/), (/jmin0, jmax0/) /) |
---|
536 | !> @todo |
---|
537 | !> - use domain instead of start count |
---|
538 | !------------------------------------------------------------------- |
---|
539 | !> @code |
---|
540 | FUNCTION grid_get_coarse_index_ff( td_coord0, td_coord1, & |
---|
541 | & id_rho ) |
---|
542 | IMPLICIT NONE |
---|
543 | ! Argument |
---|
544 | TYPE(TFILE), INTENT(IN) :: td_coord0 |
---|
545 | TYPE(TFILE), INTENT(IN) :: td_coord1 |
---|
546 | INTEGER(i4), DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
547 | |
---|
548 | ! function |
---|
549 | INTEGER(i4), DIMENSION(2,2,2) :: grid_get_coarse_index_ff |
---|
550 | |
---|
551 | ! local variable |
---|
552 | TYPE(TVAR) :: tl_lon0 |
---|
553 | TYPE(TVAR) :: tl_lat0 |
---|
554 | TYPE(TVAR) :: tl_lon1 |
---|
555 | TYPE(TVAR) :: tl_lat1 |
---|
556 | |
---|
557 | INTEGER(i4) , DIMENSION(:), ALLOCATABLE :: il_rho |
---|
558 | |
---|
559 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_start |
---|
560 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_count |
---|
561 | INTEGER(i4), DIMENSION(2) :: il_xghost0 |
---|
562 | INTEGER(i4), DIMENSION(2) :: il_xghost1 |
---|
563 | |
---|
564 | INTEGER(i4) :: il_imin0 |
---|
565 | INTEGER(i4) :: il_imax0 |
---|
566 | INTEGER(i4) :: il_jmin0 |
---|
567 | INTEGER(i4) :: il_jmax0 |
---|
568 | |
---|
569 | INTEGER(i4) :: il_imin1 |
---|
570 | INTEGER(i4) :: il_imax1 |
---|
571 | INTEGER(i4) :: il_jmin1 |
---|
572 | INTEGER(i4) :: il_jmax1 |
---|
573 | |
---|
574 | ! loop indices |
---|
575 | !---------------------------------------------------------------- |
---|
576 | |
---|
577 | ! init |
---|
578 | grid_get_coarse_index_ff(:,:,:)=0 |
---|
579 | |
---|
580 | ALLOCATE(il_rho(ig_ndim)) |
---|
581 | il_rho(:)=1 |
---|
582 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
583 | |
---|
584 | IF( td_coord0%i_id == 0 .OR. td_coord1%i_id == 0 )THEN |
---|
585 | CALL logger_error("GRID GET COARSE INDEX: can not get corase "//& |
---|
586 | & "grid indices. file "//TRIM(td_coord0%c_name)//" and/or "//& |
---|
587 | & TRIM(td_coord1%c_name)//" not opened." ) |
---|
588 | ELSE |
---|
589 | !1- Coarse grid |
---|
590 | ! read coarse longitue and latitude |
---|
591 | tl_lon0=iom_read_var(td_coord0,'longitude') |
---|
592 | tl_lat0=iom_read_var(td_coord0,'latitude') |
---|
593 | |
---|
594 | ! get ghost cell factor on coarse grid |
---|
595 | il_xghost0(:)=grid_get_ghost( tl_lon0, tl_lat0 ) |
---|
596 | |
---|
597 | il_imin0=1+il_xghost0(1)*ig_ghost |
---|
598 | il_jmin0=1+il_xghost0(2)*ig_ghost |
---|
599 | |
---|
600 | il_imax0=tl_lon0%t_dim(1)%i_len-il_xghost0(1)*ig_ghost |
---|
601 | il_jmax0=tl_lon0%t_dim(2)%i_len-il_xghost0(2)*ig_ghost |
---|
602 | |
---|
603 | CALL var_clean(tl_lon0) |
---|
604 | CALL var_clean(tl_lat0) |
---|
605 | |
---|
606 | ! read coarse longitue and latitude without ghost cell |
---|
607 | il_start(:)=(/il_imin0,il_jmin0,1,1/) |
---|
608 | il_count(:)=(/il_imax0-il_imin0+1, & |
---|
609 | & il_jmax0-il_jmin0+1, & |
---|
610 | & tl_lon0%t_dim(3)%i_len, & |
---|
611 | & tl_lon0%t_dim(4)%i_len /) |
---|
612 | |
---|
613 | tl_lon0=iom_read_var(td_coord0,'longitude',il_start(:), il_count(:)) |
---|
614 | tl_lat0=iom_read_var(td_coord0,'latitude' ,il_start(:), il_count(:)) |
---|
615 | |
---|
616 | !2- Fine grid |
---|
617 | ! read fine longitue and latitude |
---|
618 | tl_lon1=iom_read_var(td_coord1,'longitude') |
---|
619 | tl_lat1=iom_read_var(td_coord1,'latitude') |
---|
620 | |
---|
621 | ! get ghost cell factor on fine grid |
---|
622 | il_xghost1(:)=grid_get_ghost( tl_lon1, tl_lat1 ) |
---|
623 | |
---|
624 | il_imin1=1+il_xghost1(1)*ig_ghost |
---|
625 | il_jmin1=1+il_xghost1(2)*ig_ghost |
---|
626 | |
---|
627 | il_imax1=tl_lon1%t_dim(1)%i_len-il_xghost1(1)*ig_ghost |
---|
628 | il_jmax1=tl_lon1%t_dim(2)%i_len-il_xghost1(2)*ig_ghost |
---|
629 | |
---|
630 | CALL var_clean(tl_lon1) |
---|
631 | CALL var_clean(tl_lat1) |
---|
632 | |
---|
633 | ! read fine longitue and latitude without ghost cell |
---|
634 | il_start(:)=(/il_imin1,il_jmin1,1,1/) |
---|
635 | il_count(:)=(/il_imax1-il_imin1+1, & |
---|
636 | & il_jmax1-il_jmin1+1, & |
---|
637 | & tl_lon1%t_dim(3)%i_len, & |
---|
638 | & tl_lon1%t_dim(4)%i_len /) |
---|
639 | |
---|
640 | tl_lon1=iom_read_var(td_coord1,'longitude',il_start(:), il_count(:)) |
---|
641 | |
---|
642 | tl_lat1=iom_read_var(td_coord1,'latitude' ,il_start(:), il_count(:)) |
---|
643 | |
---|
644 | !3- compute |
---|
645 | |
---|
646 | grid_get_coarse_index_ff(:,:,:)=grid_get_coarse_index(tl_lon0,tl_lat0,& |
---|
647 | & tl_lon1,tl_lat1,& |
---|
648 | & il_rho(:) ) |
---|
649 | |
---|
650 | il_imin0=grid_get_coarse_index_ff(1,1,1)-il_xghost0(1)*ig_ghost |
---|
651 | il_imax0=grid_get_coarse_index_ff(1,2,1)+il_xghost0(1)*ig_ghost |
---|
652 | il_jmin0=grid_get_coarse_index_ff(2,1,1)-il_xghost0(2)*ig_ghost |
---|
653 | il_jmax0=grid_get_coarse_index_ff(2,2,1)+il_xghost0(2)*ig_ghost |
---|
654 | |
---|
655 | grid_get_coarse_index_ff(1,1,1)=il_imin0 |
---|
656 | grid_get_coarse_index_ff(1,2,1)=il_imax0 |
---|
657 | grid_get_coarse_index_ff(2,1,1)=il_jmin0 |
---|
658 | grid_get_coarse_index_ff(2,2,1)=il_jmax0 |
---|
659 | |
---|
660 | CALL var_clean(tl_lon0) |
---|
661 | CALL var_clean(tl_lat0) |
---|
662 | CALL var_clean(tl_lon1) |
---|
663 | CALL var_clean(tl_lat1) |
---|
664 | |
---|
665 | ENDIF |
---|
666 | |
---|
667 | END FUNCTION grid_get_coarse_index_ff |
---|
668 | !> @endcode |
---|
669 | !------------------------------------------------------------------- |
---|
670 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
671 | ! |
---|
672 | !> @details |
---|
673 | !> |
---|
674 | ! |
---|
675 | !> @author J.Paul |
---|
676 | !> - Nov, 2013- Initial Version |
---|
677 | ! |
---|
678 | !> @param[in] td_longitude0 : coarse grid longitude |
---|
679 | !> @param[in] td_latitude0 : coarse grid latitude |
---|
680 | !> @param[in] td_coord1 : fine grid coordinate structure |
---|
681 | !> @return coarse grid indices (/ (/imin0, imax0/), (/jmin0, jmax0/) /) |
---|
682 | !------------------------------------------------------------------- |
---|
683 | !> @code |
---|
684 | FUNCTION grid_get_coarse_index_cf( td_lon0, td_lat0, td_coord1, & |
---|
685 | & id_rho ) |
---|
686 | IMPLICIT NONE |
---|
687 | ! Argument |
---|
688 | TYPE(TVAR ), INTENT(IN) :: td_lon0 |
---|
689 | TYPE(TVAR ), INTENT(IN) :: td_lat0 |
---|
690 | TYPE(TFILE), INTENT(IN) :: td_coord1 |
---|
691 | INTEGER(i4), DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
692 | |
---|
693 | ! function |
---|
694 | INTEGER(i4), DIMENSION(2,2,2) :: grid_get_coarse_index_cf |
---|
695 | |
---|
696 | ! local variable |
---|
697 | TYPE(TVAR) :: tl_lon1 |
---|
698 | TYPE(TVAR) :: tl_lat1 |
---|
699 | |
---|
700 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
701 | |
---|
702 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_start |
---|
703 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_count |
---|
704 | INTEGER(i4), DIMENSION(2) :: il_xghost |
---|
705 | |
---|
706 | INTEGER(i4) :: il_imin1 |
---|
707 | INTEGER(i4) :: il_imax1 |
---|
708 | INTEGER(i4) :: il_jmin1 |
---|
709 | INTEGER(i4) :: il_jmax1 |
---|
710 | |
---|
711 | ! loop indices |
---|
712 | !---------------------------------------------------------------- |
---|
713 | |
---|
714 | ! init |
---|
715 | grid_get_coarse_index_cf(:,:,:)=0 |
---|
716 | |
---|
717 | ALLOCATE(il_rho(ig_ndim) ) |
---|
718 | il_rho(:)=1 |
---|
719 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
720 | |
---|
721 | IF( td_coord1%i_id == 0 )THEN |
---|
722 | CALL logger_error("GRID GET COARSE INDEX: file "//& |
---|
723 | & TRIM(td_coord1%c_name)//" not opened." ) |
---|
724 | |
---|
725 | ELSE IF( .NOT. ASSOCIATED(td_lon0%d_value) .OR. & |
---|
726 | & .NOT. ASSOCIATED(td_lat0%d_value) )THEN |
---|
727 | |
---|
728 | CALL logger_error("GRID GET COARSE INDEX: some coarse grid"//& |
---|
729 | & " coordinate value are not associated.") |
---|
730 | |
---|
731 | ELSE |
---|
732 | |
---|
733 | !1- Fine grid |
---|
734 | ! read fine longitue and latitude |
---|
735 | tl_lon1=iom_read_var(td_coord1,'longitude') |
---|
736 | tl_lat1=iom_read_var(td_coord1,'latitude') |
---|
737 | |
---|
738 | ! get ghost cell factor on fine grid |
---|
739 | il_xghost(:)=grid_get_ghost( tl_lon1, tl_lat1 ) |
---|
740 | |
---|
741 | il_imin1=1+il_xghost(1)*ig_ghost |
---|
742 | il_jmin1=1+il_xghost(2)*ig_ghost |
---|
743 | |
---|
744 | il_imax1=tl_lon1%t_dim(1)%i_len-il_xghost(1)*ig_ghost |
---|
745 | il_jmax1=tl_lon1%t_dim(2)%i_len-il_xghost(2)*ig_ghost |
---|
746 | |
---|
747 | CALL var_clean(tl_lon1) |
---|
748 | CALL var_clean(tl_lat1) |
---|
749 | |
---|
750 | ! read fine longitue and latitude without ghost cell |
---|
751 | il_start(:)=(/il_imin1,il_jmin1,1,1/) |
---|
752 | il_count(:)=(/il_imax1-il_imin1+1, & |
---|
753 | & il_jmax1-il_jmin1+1, & |
---|
754 | & tl_lon1%t_dim(3)%i_len, & |
---|
755 | & tl_lon1%t_dim(4)%i_len /) |
---|
756 | |
---|
757 | tl_lon1=iom_read_var(td_coord1,'longitude',il_start(:), il_count(:)) |
---|
758 | tl_lat1=iom_read_var(td_coord1,'latitude' ,il_start(:), il_count(:)) |
---|
759 | |
---|
760 | !3- compute |
---|
761 | grid_get_coarse_index_cf(:,:,:)=grid_get_coarse_index(td_lon0,td_lat0,& |
---|
762 | & tl_lon1,tl_lat1,& |
---|
763 | & il_rho(:) ) |
---|
764 | |
---|
765 | CALL var_clean(tl_lon1) |
---|
766 | CALL var_clean(tl_lat1) |
---|
767 | |
---|
768 | ENDIF |
---|
769 | |
---|
770 | END FUNCTION grid_get_coarse_index_cf |
---|
771 | !> @endcode |
---|
772 | !------------------------------------------------------------------- |
---|
773 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
774 | ! |
---|
775 | !> @details |
---|
776 | !> |
---|
777 | !> @warning use ghost cell so can not be used on extracted domain without |
---|
778 | !> ghost cell |
---|
779 | ! |
---|
780 | !> @author J.Paul |
---|
781 | !> - Nov, 2013- Initial Version |
---|
782 | ! |
---|
783 | !> @param[in] td_coord0 : coarse grid coordinate structure |
---|
784 | !> @param[in] td_lon1 : fine grid longitude |
---|
785 | !> @param[in] td_lat1 : fine grid latitude |
---|
786 | !> @return coarse grid indices (/ (/imin0, imax0/), (/jmin0, jmax0/) /) |
---|
787 | !------------------------------------------------------------------- |
---|
788 | !> @code |
---|
789 | FUNCTION grid_get_coarse_index_fc( td_coord0, td_lon1, td_lat1, & |
---|
790 | & id_rho ) |
---|
791 | IMPLICIT NONE |
---|
792 | ! Argument |
---|
793 | TYPE(TFILE), INTENT(IN) :: td_coord0 |
---|
794 | TYPE(TVAR ), INTENT(IN) :: td_lon1 |
---|
795 | TYPE(TVAR ), INTENT(IN) :: td_lat1 |
---|
796 | INTEGER(i4), DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
797 | |
---|
798 | ! function |
---|
799 | INTEGER(i4), DIMENSION(2,2,2) :: grid_get_coarse_index_fc |
---|
800 | |
---|
801 | ! local variable |
---|
802 | TYPE(TVAR) :: tl_lon0 |
---|
803 | TYPE(TVAR) :: tl_lat0 |
---|
804 | |
---|
805 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
806 | |
---|
807 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_start |
---|
808 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_count |
---|
809 | INTEGER(i4), DIMENSION(2) :: il_xghost |
---|
810 | |
---|
811 | INTEGER(i4) :: il_imin0 |
---|
812 | INTEGER(i4) :: il_imax0 |
---|
813 | INTEGER(i4) :: il_jmin0 |
---|
814 | INTEGER(i4) :: il_jmax0 |
---|
815 | |
---|
816 | |
---|
817 | ! loop indices |
---|
818 | !---------------------------------------------------------------- |
---|
819 | |
---|
820 | ! init |
---|
821 | grid_get_coarse_index_fc(:,:,:)=0 |
---|
822 | |
---|
823 | ALLOCATE(il_rho(ig_ndim)) |
---|
824 | il_rho(:)=1 |
---|
825 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
826 | |
---|
827 | IF( td_coord0%i_id == 0 )THEN |
---|
828 | CALL logger_error("GRID GET COARSE INDEX: file "//& |
---|
829 | & TRIM(td_coord0%c_name)//" not opened." ) |
---|
830 | |
---|
831 | ELSE IF( .NOT. ASSOCIATED(td_lon1%d_value) .OR. & |
---|
832 | & .NOT. ASSOCIATED(td_lat1%d_value) )THEN |
---|
833 | |
---|
834 | CALL logger_error("GRID GET COARSE INDEX: some fine grid"//& |
---|
835 | & " coordinate value are not associated.") |
---|
836 | |
---|
837 | ELSE |
---|
838 | ! read coarse longitue and latitude |
---|
839 | tl_lon0=iom_read_var(td_coord0,'longitude') |
---|
840 | tl_lat0=iom_read_var(td_coord0,'latitude') |
---|
841 | |
---|
842 | ! get ghost cell factor on coarse grid |
---|
843 | il_xghost(:)=grid_get_ghost( tl_lon0, tl_lat0 ) |
---|
844 | |
---|
845 | il_imin0=1+il_xghost(1)*ig_ghost |
---|
846 | il_jmin0=1+il_xghost(2)*ig_ghost |
---|
847 | |
---|
848 | il_imax0=tl_lon0%t_dim(1)%i_len-il_xghost(1)*ig_ghost |
---|
849 | il_jmax0=tl_lon0%t_dim(2)%i_len-il_xghost(2)*ig_ghost |
---|
850 | |
---|
851 | CALL var_clean(tl_lon0) |
---|
852 | CALL var_clean(tl_lat0) |
---|
853 | |
---|
854 | ! read coarse longitue and latitude without ghost cell |
---|
855 | il_start(:)=(/il_imin0,il_jmin0,1,1/) |
---|
856 | il_count(:)=(/il_imax0-il_imin0+1, & |
---|
857 | & il_jmax0-il_jmin0+1, & |
---|
858 | & tl_lon0%t_dim(3)%i_len, & |
---|
859 | & tl_lon0%t_dim(4)%i_len /) |
---|
860 | |
---|
861 | tl_lon0=iom_read_var(td_coord0,'longitude',il_start(:), il_count(:)) |
---|
862 | tl_lat0=iom_read_var(td_coord0,'latitude' ,il_start(:), il_count(:)) |
---|
863 | |
---|
864 | grid_get_coarse_index_fc(:,:,:)=grid_get_coarse_index(tl_lon0,tl_lat0,& |
---|
865 | & td_lon1,td_lat1,& |
---|
866 | & il_rho(:) ) |
---|
867 | |
---|
868 | ! remove ghost cell |
---|
869 | il_imin0=grid_get_coarse_index_fc(1,1,1)+il_xghost(1)*ig_ghost |
---|
870 | il_imax0=grid_get_coarse_index_fc(1,2,1)+il_xghost(1)*ig_ghost |
---|
871 | il_jmin0=grid_get_coarse_index_fc(2,1,1)+il_xghost(2)*ig_ghost |
---|
872 | il_jmax0=grid_get_coarse_index_fc(2,2,1)+il_xghost(2)*ig_ghost |
---|
873 | |
---|
874 | grid_get_coarse_index_fc(1,1,1)=il_imin0 |
---|
875 | grid_get_coarse_index_fc(1,2,1)=il_imax0 |
---|
876 | grid_get_coarse_index_fc(2,1,1)=il_jmin0 |
---|
877 | grid_get_coarse_index_fc(2,2,1)=il_jmax0 |
---|
878 | |
---|
879 | CALL var_clean(tl_lon0) |
---|
880 | CALL var_clean(tl_lat0) |
---|
881 | |
---|
882 | ENDIF |
---|
883 | |
---|
884 | END FUNCTION grid_get_coarse_index_fc |
---|
885 | !> @endcode |
---|
886 | !------------------------------------------------------------------- |
---|
887 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
888 | ! |
---|
889 | !> @details |
---|
890 | !> |
---|
891 | !> @warning use ghost cell so can not be used on extracted domain without |
---|
892 | !> ghost cell |
---|
893 | ! |
---|
894 | !> @author J.Paul |
---|
895 | !> - Nov, 2013- Initial Version |
---|
896 | ! |
---|
897 | !> @param[in] td_lon0 : coarse grid longitude |
---|
898 | !> @param[in] td_lat0 : coarse grid latitude |
---|
899 | !> @param[in] td_lon1 : fine grid longitude |
---|
900 | !> @param[in] td_lat1 : fine grid latitude |
---|
901 | !> @return coarse grid indices (/ (/imin0, imax0/), (/jmin0, jmax0/) /) |
---|
902 | !> |
---|
903 | !------------------------------------------------------------------- |
---|
904 | !> @code |
---|
905 | FUNCTION grid_get_coarse_index_cc( td_lon0, td_lat0, td_lon1, td_lat1, & |
---|
906 | & id_rho ) |
---|
907 | IMPLICIT NONE |
---|
908 | ! Argument |
---|
909 | TYPE(TVAR) , INTENT(IN) :: td_lon0 |
---|
910 | TYPE(TVAR) , INTENT(IN) :: td_lat0 |
---|
911 | TYPE(TVAR) , INTENT(IN) :: td_lon1 |
---|
912 | TYPE(TVAR) , INTENT(IN) :: td_lat1 |
---|
913 | INTEGER(i4), DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
914 | |
---|
915 | ! function |
---|
916 | INTEGER(i4), DIMENSION(2,2,2) :: grid_get_coarse_index_cc |
---|
917 | |
---|
918 | ! local variable |
---|
919 | REAL(dp) :: dl_lon1_ll |
---|
920 | REAL(dp) :: dl_lon1_ul |
---|
921 | REAL(dp) :: dl_lon1_lr |
---|
922 | REAL(dp) :: dl_lon1_ur |
---|
923 | |
---|
924 | REAL(dp) :: dl_lat1_ll |
---|
925 | REAL(dp) :: dl_lat1_ul |
---|
926 | REAL(dp) :: dl_lat1_lr |
---|
927 | REAL(dp) :: dl_lat1_ur |
---|
928 | |
---|
929 | REAL(dp) :: dl_dlon |
---|
930 | REAL(dp) :: dl_dlat |
---|
931 | |
---|
932 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
933 | |
---|
934 | INTEGER(i4), DIMENSION(2) :: il_ill |
---|
935 | INTEGER(i4), DIMENSION(2) :: il_ilr |
---|
936 | INTEGER(i4), DIMENSION(2) :: il_iul |
---|
937 | INTEGER(i4), DIMENSION(2) :: il_iur |
---|
938 | |
---|
939 | INTEGER(i4) :: il_ew0 |
---|
940 | INTEGER(i4) :: il_imin0 |
---|
941 | INTEGER(i4) :: il_imax0 |
---|
942 | INTEGER(i4) :: il_jmin0 |
---|
943 | INTEGER(i4) :: il_jmax0 |
---|
944 | |
---|
945 | INTEGER(i4) :: il_ew1 |
---|
946 | INTEGER(i4) :: il_imin1 |
---|
947 | INTEGER(i4) :: il_imax1 |
---|
948 | INTEGER(i4) :: il_jmin1 |
---|
949 | INTEGER(i4) :: il_jmax1 |
---|
950 | |
---|
951 | INTEGER(i4) :: il_imin |
---|
952 | INTEGER(i4) :: il_imax |
---|
953 | INTEGER(i4) :: il_jmin |
---|
954 | INTEGER(i4) :: il_jmax |
---|
955 | |
---|
956 | INTEGER(i4), DIMENSION(2,2) :: il_offset |
---|
957 | |
---|
958 | ! loop indices |
---|
959 | INTEGER(i4) :: ji |
---|
960 | INTEGER(i4) :: jj |
---|
961 | !---------------------------------------------------------------- |
---|
962 | |
---|
963 | ! init |
---|
964 | grid_get_coarse_index_cc(:,:,:)=0 |
---|
965 | |
---|
966 | ALLOCATE( il_rho(ig_ndim) ) |
---|
967 | il_rho(:)=1 |
---|
968 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
969 | |
---|
970 | IF( .NOT. ASSOCIATED(td_lon0%d_value) .OR. & |
---|
971 | & .NOT. ASSOCIATED(td_lat0%d_value) .OR. & |
---|
972 | & .NOT. ASSOCIATED(td_lon1%d_value) .OR. & |
---|
973 | & .NOT. ASSOCIATED(td_lat1%d_value) )THEN |
---|
974 | CALL logger_error("GRID GET COARSE INDEX: some fine or coarse grid"//& |
---|
975 | & " coordinate value not associated.") |
---|
976 | ELSE |
---|
977 | |
---|
978 | IF( grid_is_global(td_lon1, td_lat1) )THEN |
---|
979 | |
---|
980 | IF( grid_is_global(td_lon0, td_lat0) )THEN |
---|
981 | CALL logger_trace("GRID GET COARSE INDEX: fine grid is global ") |
---|
982 | grid_get_coarse_index_cc(:,:,1) = 1 |
---|
983 | grid_get_coarse_index_cc(:,:,2) = 0 |
---|
984 | ELSE |
---|
985 | CALL logger_error("GRID GET COARSE INDEX: fine grid is "//& |
---|
986 | & "global, coarse grid not.") |
---|
987 | ENDIF |
---|
988 | |
---|
989 | ELSE |
---|
990 | |
---|
991 | ! "global" coarse grid indice |
---|
992 | il_imin0=1 |
---|
993 | il_jmin0=1 |
---|
994 | |
---|
995 | il_imax0=td_lon0%t_dim(1)%i_len |
---|
996 | il_jmax0=td_lon0%t_dim(2)%i_len |
---|
997 | |
---|
998 | ! get east west overlap for coarse grid |
---|
999 | il_ew0=dom_get_ew_overlap(td_lon0) |
---|
1000 | IF( il_ew0 >= 0 )THEN |
---|
1001 | ! last point before overlap |
---|
1002 | il_imax0=il_imax0-il_ew0 |
---|
1003 | ENDIF |
---|
1004 | |
---|
1005 | ! "global" fine grid indice |
---|
1006 | il_imin1=1 |
---|
1007 | il_jmin1=1 |
---|
1008 | |
---|
1009 | il_imax1=td_lon1%t_dim(1)%i_len |
---|
1010 | il_jmax1=td_lon1%t_dim(2)%i_len |
---|
1011 | |
---|
1012 | ! get east west overlap for coarse grid |
---|
1013 | il_ew1=dom_get_ew_overlap(td_lon1) |
---|
1014 | IF( il_ew1 >= 0 )THEN |
---|
1015 | ! last point before overlap |
---|
1016 | il_imax1=il_imax1-il_ew1 |
---|
1017 | ENDIF |
---|
1018 | |
---|
1019 | ! get indices for each corner |
---|
1020 | !1- search lower left corner indices |
---|
1021 | dl_lon1_ll=td_lon1%d_value( il_imin1, il_jmin1, 1, 1 ) |
---|
1022 | dl_lat1_ll=td_lat1%d_value( il_imin1, il_jmin1, 1, 1 ) |
---|
1023 | |
---|
1024 | dl_dlon=ABS(td_lon1%d_value(il_imin1+1,il_jmin1 ,1,1)-dl_lon1_ll) |
---|
1025 | dl_dlat=ABS(td_lat1%d_value(il_imin1 ,il_jmin1+1,1,1)-dl_lat1_ll) |
---|
1026 | |
---|
1027 | ! CALL logger_debug("GRID GET COARSE INDEX: lon1 ll "//& |
---|
1028 | ! & TRIM(fct_str(dl_lon1_ll)) ) |
---|
1029 | ! CALL logger_debug("GRID GET COARSE INDEX: lat1 ll "//& |
---|
1030 | ! & TRIM(fct_str(dl_lat1_ll)) ) |
---|
1031 | ! |
---|
1032 | ! CALL logger_debug("GRID GET COARSE INDEX: lon0 min "//& |
---|
1033 | ! & TRIM(fct_str(minval(td_lon0%d_value(2:,2:,:,:)))) ) |
---|
1034 | ! CALL logger_debug("GRID GET COARSE INDEX: lon0 max "//& |
---|
1035 | ! & TRIM(fct_str(maxval(td_lon0%d_value(2:,2:,:,:)))) ) |
---|
1036 | ! |
---|
1037 | ! CALL logger_debug("GRID GET COARSE INDEX: lat0 min "//& |
---|
1038 | ! & TRIM(fct_str(minval(td_lat0%d_value(2:,2:,:,:)))) ) |
---|
1039 | ! CALL logger_debug("GRID GET COARSE INDEX: lat0 max "//& |
---|
1040 | ! & TRIM(fct_str(maxval(td_lat0%d_value(2:,2:,:,:)))) ) |
---|
1041 | |
---|
1042 | ! look for closest point on coarse grid |
---|
1043 | il_ill(:)= grid_get_closest(td_lon0%d_value(il_imin0:il_imax0, & |
---|
1044 | & il_jmin0:il_jmax0, & |
---|
1045 | & 1,1), & |
---|
1046 | & td_lat0%d_value(il_imin0:il_imax0, & |
---|
1047 | & il_jmin0:il_jmax0, & |
---|
1048 | & 1,1), & |
---|
1049 | & dl_lon1_ll, dl_lat1_ll ) |
---|
1050 | |
---|
1051 | ! coarse grid point should be south west of fine grid domain |
---|
1052 | ji = il_ill(1) |
---|
1053 | jj = il_ill(2) |
---|
1054 | |
---|
1055 | IF( ABS(td_lon0%d_value(ji,jj,1,1)-dl_lon1_ll) > dl_dlon*1.e-3 )THEN |
---|
1056 | IF(td_lon0%d_value(ji,jj,1,1) > dl_lon1_ll ) il_ill(1)=il_ill(1)-1 |
---|
1057 | ENDIF |
---|
1058 | IF( ABS(td_lat0%d_value(ji,jj,1,1)-dl_lat1_ll) > dl_dlat*1.e-3 )THEN |
---|
1059 | IF(td_lat0%d_value(ji,jj,1,1) > dl_lat1_ll ) il_ill(2)=il_ill(2)-1 |
---|
1060 | ENDIF |
---|
1061 | |
---|
1062 | !2- search upper left corner indices |
---|
1063 | dl_lon1_ul=td_lon1%d_value( il_imin1, il_jmax1, 1, 1 ) |
---|
1064 | dl_lat1_ul=td_lat1%d_value( il_imin1, il_jmax1, 1, 1 ) |
---|
1065 | |
---|
1066 | dl_dlon=ABS(td_lon1%d_value(il_imin1+1,il_jmax1 ,1,1)-dl_lon1_ll) |
---|
1067 | dl_dlat=ABS(td_lat1%d_value(il_imin1 ,il_jmax1-1,1,1)-dl_lat1_ll) |
---|
1068 | |
---|
1069 | ! look for closest point on coarse grid |
---|
1070 | il_iul(:)= grid_get_closest(td_lon0%d_value(il_imin0:il_imax0, & |
---|
1071 | & il_jmin0:il_jmax0, & |
---|
1072 | & 1,1), & |
---|
1073 | & td_lat0%d_value(il_imin0:il_imax0, & |
---|
1074 | & il_jmin0:il_jmax0, & |
---|
1075 | & 1,1), & |
---|
1076 | & dl_lon1_ul, dl_lat1_ul ) |
---|
1077 | |
---|
1078 | ! coarse grid point should be north west of fine grid domain |
---|
1079 | ji = il_iul(1) |
---|
1080 | jj = il_iul(2) |
---|
1081 | |
---|
1082 | IF( ABS(td_lon0%d_value(ji,jj,1,1)-dl_lon1_ul) > dl_dlon*1.e-3 )THEN |
---|
1083 | IF(td_lon0%d_value(ji,jj,1,1) > dl_lon1_ul ) il_iul(1)=il_iul(1)-1 |
---|
1084 | ENDIF |
---|
1085 | IF( ABS(td_lat0%d_value(ji,jj,1,1)-dl_lat1_ul) > dl_dlat*1.e-3 )THEN |
---|
1086 | IF(td_lat0%d_value(ji,jj,1,1) < dl_lat1_ul ) il_iul(2)=il_iul(2)+1 |
---|
1087 | ENDIF |
---|
1088 | |
---|
1089 | !3- search lower right corner indices |
---|
1090 | dl_lon1_lr=td_lon1%d_value( il_imax1, il_jmin1, 1, 1 ) |
---|
1091 | dl_lat1_lr=td_lat1%d_value( il_imax1, il_jmin1, 1, 1 ) |
---|
1092 | |
---|
1093 | dl_dlon=ABS(td_lon1%d_value(il_imax1-1,il_jmin1 ,1,1)-dl_lon1_ll) |
---|
1094 | dl_dlat=ABS(td_lat1%d_value(il_imax1 ,il_jmin1+1,1,1)-dl_lat1_ll) |
---|
1095 | |
---|
1096 | ! look for closest point on coarse grid |
---|
1097 | il_ilr(:)= grid_get_closest(td_lon0%d_value(il_imin0:il_imax0, & |
---|
1098 | & il_jmin0:il_jmax0, & |
---|
1099 | & 1,1), & |
---|
1100 | & td_lat0%d_value(il_imin0:il_imax0, & |
---|
1101 | & il_jmin0:il_jmax0, & |
---|
1102 | & 1,1), & |
---|
1103 | & dl_lon1_lr, dl_lat1_lr ) |
---|
1104 | |
---|
1105 | ! coarse grid point should be south east of fine grid domain |
---|
1106 | ji = il_ilr(1) |
---|
1107 | jj = il_ilr(2) |
---|
1108 | IF( ABS(td_lon0%d_value(ji,jj,1,1)-dl_lon1_lr) > dl_dlon*1.e-3 )THEN |
---|
1109 | IF( td_lon0%d_value(ji,jj,1,1) < dl_lon1_lr ) il_ilr(1)=il_ilr(1)+1 |
---|
1110 | ENDIF |
---|
1111 | IF( ABS(td_lat0%d_value(ji,jj,1,1)-dl_lat1_lr) > dl_dlat*1.e-3 )THEN |
---|
1112 | IF( td_lat0%d_value(ji,jj,1,1) > dl_lat1_lr ) il_ilr(2)=il_ilr(2)-1 |
---|
1113 | ENDIF |
---|
1114 | |
---|
1115 | !4- search upper right corner indices |
---|
1116 | dl_lon1_ur=td_lon1%d_value( il_imax1, il_jmax1, 1, 1 ) |
---|
1117 | dl_lat1_ur=td_lat1%d_value( il_imax1, il_jmax1, 1, 1 ) |
---|
1118 | |
---|
1119 | dl_dlon=ABS(td_lon1%d_value(il_imax1-1,il_jmax1 ,1,1)-dl_lon1_ll) |
---|
1120 | dl_dlat=ABS(td_lat1%d_value(il_imax1 ,il_jmax1-1,1,1)-dl_lat1_ll) |
---|
1121 | |
---|
1122 | ! look for closest point on coarse grid |
---|
1123 | il_iur(:)= grid_get_closest(td_lon0%d_value(il_imin0:il_imax0, & |
---|
1124 | & il_jmin0:il_jmax0, & |
---|
1125 | & 1,1), & |
---|
1126 | & td_lat0%d_value(il_imin0:il_imax0, & |
---|
1127 | & il_jmin0:il_jmax0, & |
---|
1128 | & 1,1), & |
---|
1129 | & dl_lon1_ur, dl_lat1_ur ) |
---|
1130 | |
---|
1131 | ! coarse grid point should be north east fine grid domain |
---|
1132 | ji = il_iur(1) |
---|
1133 | jj = il_iur(2) |
---|
1134 | IF( ABS(td_lon0%d_value(ji,jj,1,1)-dl_lon1_ur) > dl_dlon*1.e-3 )THEN |
---|
1135 | IF( td_lon0%d_value(ji,jj,1,1) < dl_lon1_ur ) il_iur(1)=il_iur(1)+1 |
---|
1136 | ENDIF |
---|
1137 | IF( ABS(td_lat0%d_value(ji,jj,1,1)-dl_lat1_ur) > dl_dlat*1.e-3 )THEN |
---|
1138 | IF( td_lat0%d_value(ji,jj,1,1) < dl_lat1_ur ) il_iur(2)=il_iur(2)+1 |
---|
1139 | ENDIF |
---|
1140 | |
---|
1141 | ! coarse grid indices |
---|
1142 | il_imin = il_imin0-1+MIN(il_ill(1), il_iul(1)) |
---|
1143 | il_imax = il_imin0-1+MAX(il_ilr(1), il_iur(1)) |
---|
1144 | |
---|
1145 | IF( il_imax <= il_ew0 )THEN |
---|
1146 | il_imax = td_lon0%t_dim(1)%i_len - il_ew0 + il_imax |
---|
1147 | ENDIF |
---|
1148 | |
---|
1149 | il_jmin = il_jmin0-1+MIN(il_ill(2), il_ilr(2)) |
---|
1150 | il_jmax = il_jmin0-1+MAX(il_iul(2), il_iur(2)) |
---|
1151 | |
---|
1152 | il_offset(:,:)= grid_get_fine_offset( td_lon0%d_value( :,:,1,1 ), & |
---|
1153 | & td_lat0%d_value( :,:,1,1 ), & |
---|
1154 | & il_imin, il_jmin, & |
---|
1155 | & il_imax, il_jmax, & |
---|
1156 | & td_lon1%d_value( :,:,1,1 ), & |
---|
1157 | & td_lat1%d_value( :,:,1,1 ), & |
---|
1158 | & il_rho(:) ) |
---|
1159 | |
---|
1160 | grid_get_coarse_index_cc(1,1,2) = il_offset(1,1) |
---|
1161 | grid_get_coarse_index_cc(1,2,2) = il_offset(1,2) |
---|
1162 | |
---|
1163 | grid_get_coarse_index_cc(2,1,2) = il_offset(2,1) |
---|
1164 | grid_get_coarse_index_cc(2,2,2) = il_offset(2,2) |
---|
1165 | |
---|
1166 | ! special case if east west overlap |
---|
1167 | IF( il_ew1 >= 0 )THEN |
---|
1168 | CALL logger_debug("GRID GET COARSE INDEX: East-West overlap "//& |
---|
1169 | & "found for fine grid " ) |
---|
1170 | |
---|
1171 | il_imin = 1 |
---|
1172 | il_imax = 1 |
---|
1173 | |
---|
1174 | grid_get_coarse_index_cc(1,1,2) = 0 |
---|
1175 | grid_get_coarse_index_cc(1,2,2) = 0 |
---|
1176 | ENDIF |
---|
1177 | |
---|
1178 | ENDIF |
---|
1179 | |
---|
1180 | IF( il_imin == il_imax ) il_imax=td_lon0%t_dim(1)%i_len |
---|
1181 | IF( il_jmin == il_jmax ) il_jmax=td_lon0%t_dim(2)%i_len |
---|
1182 | |
---|
1183 | grid_get_coarse_index_cc(1,1,1) = il_imin |
---|
1184 | grid_get_coarse_index_cc(1,2,1) = il_imax |
---|
1185 | |
---|
1186 | grid_get_coarse_index_cc(2,1,1) = il_jmin |
---|
1187 | grid_get_coarse_index_cc(2,2,1) = il_jmax |
---|
1188 | |
---|
1189 | ENDIF |
---|
1190 | |
---|
1191 | END FUNCTION grid_get_coarse_index_cc |
---|
1192 | !> @endcode |
---|
1193 | !------------------------------------------------------------------- |
---|
1194 | !> @brief This function check if grid is global or not |
---|
1195 | ! |
---|
1196 | !> @details |
---|
1197 | ! |
---|
1198 | !> @author J.Paul |
---|
1199 | !> - Nov, 2013- Initial Version |
---|
1200 | ! |
---|
1201 | !> @param[in] td_lon : longitude structure |
---|
1202 | !> @param[in] td_lat : latitude structure |
---|
1203 | !------------------------------------------------------------------- |
---|
1204 | !> @code |
---|
1205 | FUNCTION grid_is_global(td_lon, td_lat) |
---|
1206 | IMPLICIT NONE |
---|
1207 | ! Argument |
---|
1208 | TYPE(TVAR), INTENT(IN) :: td_lon |
---|
1209 | TYPE(TVAR), INTENT(IN) :: td_lat |
---|
1210 | |
---|
1211 | ! function |
---|
1212 | LOGICAL :: grid_is_global |
---|
1213 | |
---|
1214 | ! local variable |
---|
1215 | INTEGER(i4) :: il_ew |
---|
1216 | INTEGER(i4) :: il_south |
---|
1217 | INTEGER(i4) :: il_north |
---|
1218 | |
---|
1219 | REAL(dp) :: dl_lat_min |
---|
1220 | REAL(dp) :: dl_lat_max |
---|
1221 | |
---|
1222 | ! loop indices |
---|
1223 | !---------------------------------------------------------------- |
---|
1224 | |
---|
1225 | ! init |
---|
1226 | grid_is_global=.FALSE. |
---|
1227 | |
---|
1228 | IF( ANY( td_lon%t_dim(:)%i_len /= td_lat%t_dim(:)%i_len ) )THEN |
---|
1229 | CALL logger_fatal("GRID IS GLOBAL: dimension of longitude and "//& |
---|
1230 | & " latitude differ") |
---|
1231 | ENDIF |
---|
1232 | |
---|
1233 | IF( .NOT. ASSOCIATED(td_lon%d_value) .OR. & |
---|
1234 | & .NOT. ASSOCIATED(td_lat%d_value) )THEN |
---|
1235 | CALL logger_error("GRID IS GLOBAL: na value associated to "//& |
---|
1236 | & " longitude or latitude strucutre") |
---|
1237 | ELSE |
---|
1238 | |
---|
1239 | il_south=1 |
---|
1240 | il_north=td_lon%t_dim(2)%i_len |
---|
1241 | |
---|
1242 | dl_lat_min=MINVAL(td_lat%d_value(:,il_south,1,1)) |
---|
1243 | dl_lat_max=MAXVAL(td_lat%d_value(:,il_north,1,1)) |
---|
1244 | |
---|
1245 | IF( dl_lat_min < -77.0 .AND. dl_lat_max > 89.0 )THEN |
---|
1246 | |
---|
1247 | il_ew=td_lon%i_ew |
---|
1248 | IF( il_ew >= 0 )THEN |
---|
1249 | |
---|
1250 | grid_is_global=.TRUE. |
---|
1251 | |
---|
1252 | ENDIF |
---|
1253 | |
---|
1254 | ENDIF |
---|
1255 | ENDIF |
---|
1256 | |
---|
1257 | END FUNCTION grid_is_global |
---|
1258 | !> @endcode |
---|
1259 | |
---|
1260 | !------------------------------------------------------------------- |
---|
1261 | !> @brief This function return coarse grid indices of the closest point |
---|
1262 | !> from fine grid point (lon1,lat1) |
---|
1263 | !> |
---|
1264 | ! |
---|
1265 | !> @details |
---|
1266 | ! |
---|
1267 | !> @note overlap band should have been already removed from coarse grid table |
---|
1268 | !> of longitude and latitude, before running this function |
---|
1269 | !> |
---|
1270 | !> @author J.Paul |
---|
1271 | !> - Nov, 2013- Initial Version |
---|
1272 | ! |
---|
1273 | !> @param[in] dd_lon0 : coarse grid table of longitude |
---|
1274 | !> @param[in] dd_lat0 : coarse grid table of latitude |
---|
1275 | !> @param[in] dd_lon1 : fine grid longitude |
---|
1276 | !> @param[in] dd_lat1 : fine grid latitude |
---|
1277 | !> @return coarse grid indices of closest point of fine grid point |
---|
1278 | !> |
---|
1279 | !> @todo |
---|
1280 | !------------------------------------------------------------------- |
---|
1281 | !> @code |
---|
1282 | FUNCTION grid_get_closest( dd_lon0, dd_lat0, dd_lon1, dd_lat1 ) |
---|
1283 | IMPLICIT NONE |
---|
1284 | ! Argument |
---|
1285 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
1286 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
1287 | REAL(dp), INTENT(IN) :: dd_lon1 |
---|
1288 | REAL(dp), INTENT(IN) :: dd_lat1 |
---|
1289 | |
---|
1290 | ! function |
---|
1291 | INTEGER(i4), DIMENSION(2) :: grid_get_closest |
---|
1292 | |
---|
1293 | ! local variable |
---|
1294 | INTEGER(i4) :: il_iinf |
---|
1295 | INTEGER(i4) :: il_imid |
---|
1296 | INTEGER(i4) :: il_isup |
---|
1297 | INTEGER(i4) :: il_jinf |
---|
1298 | INTEGER(i4) :: il_jmid |
---|
1299 | INTEGER(i4) :: il_jsup |
---|
1300 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
1301 | INTEGER(i4), DIMENSION(1) :: il_ind |
---|
1302 | |
---|
1303 | LOGICAL :: ll_north |
---|
1304 | LOGICAL :: ll_continue |
---|
1305 | |
---|
1306 | REAL(dp) :: dl_lon1 |
---|
1307 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_dist |
---|
1308 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
1309 | |
---|
1310 | ! loop indices |
---|
1311 | !---------------------------------------------------------------- |
---|
1312 | |
---|
1313 | IF( ANY( SHAPE(dd_lon0(:,:)) /= SHAPE(dd_lat0(:,:)) ) )THEN |
---|
1314 | CALL logger_fatal("GRID GET CLOSEST: dimension of longitude and "//& |
---|
1315 | & " latitude differ") |
---|
1316 | ENDIF |
---|
1317 | |
---|
1318 | il_shape(:)=SHAPE(dd_lon0(:,:)) |
---|
1319 | |
---|
1320 | ALLOCATE( dl_lon0(il_shape(1),il_shape(2)) ) |
---|
1321 | |
---|
1322 | dl_lon0(:,:) = dd_lon0(:,:) |
---|
1323 | WHERE(dd_lon0(:,:) < 0 ) dl_lon0(:,:) = dd_lon0(:,:) + 360. |
---|
1324 | |
---|
1325 | dl_lon1 = dd_lon1 |
---|
1326 | IF( dd_lon1 < 0 ) dl_lon1 = dd_lon1 + 360. |
---|
1327 | |
---|
1328 | !1- first, use dichotomy to reduce domain |
---|
1329 | il_iinf = 1 ; il_jinf = 1 |
---|
1330 | il_isup = il_shape(1) ; il_jsup = il_shape(2) |
---|
1331 | |
---|
1332 | il_shape(1)= il_isup - il_iinf + 1 |
---|
1333 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
1334 | |
---|
1335 | ll_north=.FALSE. |
---|
1336 | ll_continue=.TRUE. |
---|
1337 | |
---|
1338 | !1-1 look for meridian 0°/360° |
---|
1339 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
1340 | il_ind(:) = MAXLOC( dl_lon0(:,il_jmid), dl_lon0(:,il_jmid) <= 360._dp ) |
---|
1341 | |
---|
1342 | il_imid=il_ind(1) |
---|
1343 | |
---|
1344 | IF( dl_lon1 == dl_lon0(il_imid,il_jmid) .AND. & |
---|
1345 | & dd_lat1 == dd_lat0(il_imid,il_jmid) )THEN |
---|
1346 | |
---|
1347 | il_iinf = il_imid ; il_isup = il_imid |
---|
1348 | il_jinf = il_jmid ; il_jsup = il_jmid |
---|
1349 | |
---|
1350 | ll_continue=.FALSE. |
---|
1351 | |
---|
1352 | ELSE |
---|
1353 | IF( dl_lon1 < dl_lon0(il_isup,il_jmid) .AND. & |
---|
1354 | & il_imid /= il_isup )THEN |
---|
1355 | |
---|
1356 | ! point east |
---|
1357 | il_iinf = il_imid |
---|
1358 | |
---|
1359 | ELSE IF( dl_lon1 > dl_lon0(il_iinf,il_jmid) .AND. & |
---|
1360 | & il_imid /= il_iinf )THEN |
---|
1361 | |
---|
1362 | ! point west |
---|
1363 | il_isup = il_imid |
---|
1364 | |
---|
1365 | ENDIF |
---|
1366 | |
---|
1367 | il_shape(1)= il_isup - il_iinf + 1 |
---|
1368 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
1369 | |
---|
1370 | il_imid = il_iinf + INT(il_shape(1)/2) |
---|
1371 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
1372 | |
---|
1373 | ! exit if too close from north fold (safer) |
---|
1374 | IF( dd_lat0(il_imid,il_jmid) > 50.0 ) ll_north=.TRUE. |
---|
1375 | |
---|
1376 | ! exit when close enough of point |
---|
1377 | IF( ANY(il_shape(:) < 10 ) ) ll_continue=.FALSE. |
---|
1378 | ENDIF |
---|
1379 | |
---|
1380 | !1-2 |
---|
1381 | DO WHILE( ll_continue .AND. .NOT. ll_north ) |
---|
1382 | |
---|
1383 | IF( dl_lon1 == dl_lon0(il_imid,il_jmid) .AND. & |
---|
1384 | & dd_lat1 == dd_lat0(il_imid,il_jmid) )THEN |
---|
1385 | |
---|
1386 | il_iinf = il_imid ; il_isup = il_imid |
---|
1387 | il_jinf = il_jmid ; il_jsup = il_jmid |
---|
1388 | |
---|
1389 | ll_continue=.FALSE. |
---|
1390 | |
---|
1391 | ELSE |
---|
1392 | IF( dl_lon1 > dl_lon0(il_imid,il_jmid) )THEN |
---|
1393 | |
---|
1394 | ! point east |
---|
1395 | il_iinf = il_imid |
---|
1396 | |
---|
1397 | ELSE IF(dl_lon1 < dl_lon0(il_imid,il_jmid) )THEN |
---|
1398 | |
---|
1399 | ! point west |
---|
1400 | il_isup = il_imid |
---|
1401 | |
---|
1402 | ENDIF |
---|
1403 | |
---|
1404 | |
---|
1405 | IF( dd_lat1 > dd_lat0(il_imid,il_jmid) )THEN |
---|
1406 | |
---|
1407 | ! point north |
---|
1408 | il_jinf = il_jmid |
---|
1409 | |
---|
1410 | ELSE IF(dd_lat1 < dd_lat0(il_imid,il_jmid) )THEN |
---|
1411 | |
---|
1412 | ! point south |
---|
1413 | il_jsup = il_jmid |
---|
1414 | |
---|
1415 | ENDIF |
---|
1416 | |
---|
1417 | il_shape(1)= il_isup - il_iinf + 1 |
---|
1418 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
1419 | |
---|
1420 | il_imid = il_iinf + INT(il_shape(1)/2) |
---|
1421 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
1422 | |
---|
1423 | ! exit if too close from north fold (safer) |
---|
1424 | IF( dd_lat0(il_imid,il_jmid) > 50.0 ) ll_north=.TRUE. |
---|
1425 | |
---|
1426 | ! exit when close enough of point |
---|
1427 | IF( ANY(il_shape(:) < 10 ) ) ll_continue=.FALSE. |
---|
1428 | ENDIF |
---|
1429 | |
---|
1430 | ENDDO |
---|
1431 | |
---|
1432 | !2- then find closest point by computing distances |
---|
1433 | il_shape(1)= il_isup - il_iinf + 1 |
---|
1434 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
1435 | |
---|
1436 | ALLOCATE( dl_dist(il_shape(1), il_shape(2)) ) |
---|
1437 | |
---|
1438 | dl_dist(:,:)=grid_distance(dl_lon0(il_iinf:il_isup,il_jinf:il_jsup), & |
---|
1439 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup), & |
---|
1440 | & dl_lon1, dd_lat1 ) |
---|
1441 | |
---|
1442 | grid_get_closest(:)=MINLOC(dl_dist(:,:),dl_dist(:,:)/=NF90_FILL_DOUBLE) |
---|
1443 | |
---|
1444 | grid_get_closest(1)=grid_get_closest(1)+il_iinf-1 |
---|
1445 | grid_get_closest(2)=grid_get_closest(2)+il_jinf-1 |
---|
1446 | |
---|
1447 | DEALLOCATE( dl_dist ) |
---|
1448 | DEALLOCATE( dl_lon0 ) |
---|
1449 | |
---|
1450 | END FUNCTION grid_get_closest |
---|
1451 | !> @endcode |
---|
1452 | !------------------------------------------------------------------- |
---|
1453 | !> @brief This function compute the distance between a point A and |
---|
1454 | !> points of a grid |
---|
1455 | ! |
---|
1456 | !> @details |
---|
1457 | ! |
---|
1458 | !> @author J.Paul |
---|
1459 | !> - Nov, 2013- Initial Version |
---|
1460 | ! |
---|
1461 | !> @param[in] dd_lon : grid longitude table |
---|
1462 | !> @param[in] dd_lat : grid latitude table |
---|
1463 | !> @param[in] dd_lonA : longitude of point A |
---|
1464 | !> @param[in] dd_latA : latitude of point A |
---|
1465 | !------------------------------------------------------------------- |
---|
1466 | !> @code |
---|
1467 | FUNCTION grid_distance(dd_lon, dd_lat, dd_lonA, dd_latA) |
---|
1468 | IMPLICIT NONE |
---|
1469 | ! Argument |
---|
1470 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon |
---|
1471 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat |
---|
1472 | REAL(dp), INTENT(IN) :: dd_lonA |
---|
1473 | REAL(dp), INTENT(IN) :: dd_latA |
---|
1474 | |
---|
1475 | ! function |
---|
1476 | REAL(dp), DIMENSION(SIZE(dd_lon(:,:),DIM=1),& |
---|
1477 | & SIZE(dd_lon(:,:),DIM=2)) :: grid_distance |
---|
1478 | |
---|
1479 | ! local variable |
---|
1480 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
1481 | |
---|
1482 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon |
---|
1483 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat |
---|
1484 | REAL(dp) :: dl_lonA |
---|
1485 | REAL(dp) :: dl_latA |
---|
1486 | |
---|
1487 | REAL(dp) :: dl_tmp |
---|
1488 | |
---|
1489 | ! loop indices |
---|
1490 | INTEGER(i4) :: ji |
---|
1491 | INTEGER(i4) :: jj |
---|
1492 | !---------------------------------------------------------------- |
---|
1493 | |
---|
1494 | IF( ANY( SHAPE(dd_lon(:,:)) /= SHAPE(dd_lat(:,:)) ) )THEN |
---|
1495 | CALL logger_fatal("GRID DISTANCE: dimension of longitude and "//& |
---|
1496 | & " latitude differ") |
---|
1497 | ENDIF |
---|
1498 | il_shape(:)=SHAPE(dd_lon(:,:)) |
---|
1499 | |
---|
1500 | ALLOCATE(dl_lon(il_shape(1),il_shape(2))) |
---|
1501 | ALLOCATE(dl_lat(il_shape(1),il_shape(2))) |
---|
1502 | |
---|
1503 | dl_lon(:,:) = dd_lon(:,:) |
---|
1504 | dl_lonA = dd_lonA |
---|
1505 | |
---|
1506 | WHERE(dd_lon(:,:) < 0 ) dl_lon(:,:) = dd_lon(:,:) + 360. |
---|
1507 | IF( dd_lonA < 0 ) dl_lonA = dd_lonA + 360. |
---|
1508 | |
---|
1509 | dl_lonA = dd_lonA * dg_deg2rad |
---|
1510 | dl_latA = dd_latA * dg_deg2rad |
---|
1511 | |
---|
1512 | dl_lon(:,:) = dl_lon(:,:) * dg_deg2rad |
---|
1513 | dl_lat(:,:) = dd_lat(:,:) * dg_deg2rad |
---|
1514 | |
---|
1515 | grid_distance(:,:)=NF90_FILL_DOUBLE |
---|
1516 | |
---|
1517 | DO jj=1,il_shape(2) |
---|
1518 | DO ji=1,il_shape(1) |
---|
1519 | IF( dl_lon(ji,jj) == dl_lonA .AND. & |
---|
1520 | & dl_lat(ji,jj) == dl_lATA )THEN |
---|
1521 | grid_distance(ji,jj)=0.0 |
---|
1522 | ELSE |
---|
1523 | dl_tmp= SIN(dl_latA)*SIN(dl_lat(ji,jj)) + & |
---|
1524 | & COS(dl_latA)*COS(dl_lat(ji,jj))*COS(dl_lon(ji,jj)-dl_lonA) |
---|
1525 | ! check to avoid mistake with ACOS |
---|
1526 | IF( dl_tmp < -1.0 ) dl_tmp = -1.0 |
---|
1527 | IF( dl_tmp > 1.0 ) dl_tmp = 1.0 |
---|
1528 | grid_distance(ji,jj)=ACOS(dl_tmp)*dg_rearth |
---|
1529 | ENDIF |
---|
1530 | ENDDO |
---|
1531 | ENDDO |
---|
1532 | |
---|
1533 | DEALLOCATE(dl_lon) |
---|
1534 | DEALLOCATE(dl_lat) |
---|
1535 | |
---|
1536 | END FUNCTION grid_distance |
---|
1537 | !> @endcode |
---|
1538 | !------------------------------------------------------------------- |
---|
1539 | !> @brief This function get fine grid offset. |
---|
1540 | ! |
---|
1541 | !> @details |
---|
1542 | !> offset value could be 0,1,..,rho-1 |
---|
1543 | ! |
---|
1544 | !> @author J.Paul |
---|
1545 | !> - Nov, 2013- Initial Version |
---|
1546 | ! |
---|
1547 | !> @param[in] dd_lon0 : coarse grid longitude table |
---|
1548 | !> @param[in] dd_lat0 : coarse grid latitude table |
---|
1549 | !> @param[in] dd_lon1 : fine grid longitude table |
---|
1550 | !> @param[in] dd_lat1 : fine grid latitude table |
---|
1551 | !> @param[in] id_imin0 : coarse grid lower left corner i-indice of fine grid domain |
---|
1552 | !> @param[in] id_jmin0 : coarse grid lower left corner j-indice of fine grid domain |
---|
1553 | !> @param[in] id_imax0 : coarse grid upper right corner i-indice of fine grid domain |
---|
1554 | !> @param[in] id_jmax0 : coarse grid upper right corner j-indice of fine grid domain |
---|
1555 | !> @param[in] id_rhoi : i-direction refinement factor |
---|
1556 | !> @param[in] id_rhoj : j-direction refinement factor |
---|
1557 | !> @return offset table (/ (/i_offset_left,i_offset_right!/),(/j_offset_lower,j_offset_upper/) /) |
---|
1558 | !------------------------------------------------------------------- |
---|
1559 | !> @code |
---|
1560 | FUNCTION grid_get_fine_offset( dd_lon0, dd_lat0, & |
---|
1561 | & id_imin0, id_jmin0, id_imax0, id_jmax0, & |
---|
1562 | & dd_lon1, dd_lat1, id_rho ) |
---|
1563 | IMPLICIT NONE |
---|
1564 | ! Argument |
---|
1565 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
1566 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
1567 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon1 |
---|
1568 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat1 |
---|
1569 | |
---|
1570 | INTEGER(i4), INTENT(IN) :: id_imin0 |
---|
1571 | INTEGER(i4), INTENT(IN) :: id_jmin0 |
---|
1572 | INTEGER(i4), INTENT(IN) :: id_imax0 |
---|
1573 | INTEGER(i4), INTENT(IN) :: id_jmax0 |
---|
1574 | |
---|
1575 | INTEGER(i4), DIMENSION(:) , INTENT(IN) :: id_rho |
---|
1576 | |
---|
1577 | ! function |
---|
1578 | INTEGER(i4), DIMENSION(2,2) :: grid_get_fine_offset |
---|
1579 | |
---|
1580 | ! local variable |
---|
1581 | INTEGER(i4), DIMENSION(2) :: il_shape0 |
---|
1582 | INTEGER(i4), DIMENSION(2) :: il_shape1 |
---|
1583 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
1584 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon1 |
---|
1585 | |
---|
1586 | REAL(dp) :: dl_dlon |
---|
1587 | REAL(dp) :: dl_dlat |
---|
1588 | |
---|
1589 | ! loop indices |
---|
1590 | INTEGER(i4) :: ji |
---|
1591 | INTEGER(i4) :: jj |
---|
1592 | |
---|
1593 | INTEGER(i4) :: ii |
---|
1594 | INTEGER(i4) :: ij |
---|
1595 | !---------------------------------------------------------------- |
---|
1596 | IF( ANY( SHAPE(dd_lon0(:,:)) /= SHAPE(dd_lat0(:,:)) ) )THEN |
---|
1597 | CALL logger_fatal("GRID GET FINE OFFSET: dimension of coarse "//& |
---|
1598 | & "longitude and latitude differ") |
---|
1599 | ENDIF |
---|
1600 | |
---|
1601 | IF( ANY( SHAPE(dd_lon1(:,:)) /= SHAPE(dd_lat1(:,:)) ) )THEN |
---|
1602 | CALL logger_fatal("GRID GET FINE OFFSET: dimension of fine "//& |
---|
1603 | & "longitude and latitude differ") |
---|
1604 | ENDIF |
---|
1605 | |
---|
1606 | il_shape0(:)=SHAPE(dd_lon0(:,:)) |
---|
1607 | ALLOCATE( dl_lon0(il_shape0(1),il_shape0(2)) ) |
---|
1608 | |
---|
1609 | dl_lon0(:,:)=dd_lon0(:,:) |
---|
1610 | WHERE( dd_lon0(:,:) < 0 ) dl_lon0(:,:)=dd_lon0(:,:)+360. |
---|
1611 | |
---|
1612 | il_shape1(:)=SHAPE(dd_lon1(:,:)) |
---|
1613 | ALLOCATE( dl_lon1(il_shape1(1),il_shape1(2)) ) |
---|
1614 | |
---|
1615 | dl_lon1(:,:)=dd_lon1(:,:) |
---|
1616 | WHERE( dd_lon1(:,:) < 0 ) dl_lon1(:,:)=dd_lon1(:,:)+360. |
---|
1617 | |
---|
1618 | grid_get_fine_offset(:,:)=-1 |
---|
1619 | |
---|
1620 | ! look for i-direction left offset |
---|
1621 | IF( dl_lon1(1,1) < dl_lon0(id_imin0+1,id_jmin0) )THEN |
---|
1622 | DO ji=1,id_rho(jp_I)+2 |
---|
1623 | dl_dlon=ABS(dl_lon1(ji+1,1)-dl_lon1(ji,1))*1.e-3 |
---|
1624 | IF( dl_lon1(ji,1) > dl_lon0(id_imin0+1,id_jmin0) + dl_dlon )THEN |
---|
1625 | grid_get_fine_offset(1,1)=(id_rho(jp_I)+1)-ji+MOD(id_rho(jp_I),2) |
---|
1626 | EXIT |
---|
1627 | ENDIF |
---|
1628 | ENDDO |
---|
1629 | ELSE |
---|
1630 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
1631 | & " not match fine grid lower left corner.") |
---|
1632 | ENDIF |
---|
1633 | |
---|
1634 | ! look for i-direction right offset |
---|
1635 | IF( dl_lon1(il_shape1(1),1) > dl_lon0(id_imax0-1,id_jmin0) )THEN |
---|
1636 | DO ji=1,id_rho(jp_I)+2 |
---|
1637 | ii=il_shape1(1)-ji+1 |
---|
1638 | dl_dlon=ABS(dl_lon1(ii,1)-dl_lon1(ii-1,1))*1.e-3 |
---|
1639 | IF( dl_lon1(ii,1) < dl_lon0(id_imax0-1,id_jmin0) - dl_dlon )THEN |
---|
1640 | grid_get_fine_offset(1,2)=(id_rho(jp_I)+1)-ji+MOD(id_rho(jp_I),2) |
---|
1641 | EXIT |
---|
1642 | ENDIF |
---|
1643 | ENDDO |
---|
1644 | ELSE |
---|
1645 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
1646 | & " not match fine grid lower right corner.") |
---|
1647 | ENDIF |
---|
1648 | |
---|
1649 | ! look for j-direction lower offset |
---|
1650 | IF( dd_lat1(1,1) < dd_lat0(id_imin0,id_jmin0+1) )THEN |
---|
1651 | DO jj=1,id_rho(jp_J)+2 |
---|
1652 | dl_dlat=ABS(dd_lat1(1,jj+1)-dd_lat1(1,jj))*1.e-3 |
---|
1653 | IF( dd_lat1(1,jj) > dd_lat0(id_imin0,id_jmin0+1) + dl_dlat )THEN |
---|
1654 | grid_get_fine_offset(2,1)=(id_rho(jp_J)+1)-jj+MOD(id_rho(jp_J),2) |
---|
1655 | EXIT |
---|
1656 | ENDIF |
---|
1657 | ENDDO |
---|
1658 | ELSE |
---|
1659 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
1660 | & " not match fine grid upper left corner.") |
---|
1661 | ENDIF |
---|
1662 | |
---|
1663 | ! look for j-direction upper offset |
---|
1664 | IF( dd_lat1(1,il_shape1(2)) > dd_lat0(id_imin0,id_jmax0-1) )THEN |
---|
1665 | DO jj=1,id_rho(jp_J)+2 |
---|
1666 | ij=il_shape1(2)-jj+1 |
---|
1667 | dl_dlat=ABS(dd_lat1(1,ij)-dd_lat1(1,ij-1))*1.e-3 |
---|
1668 | IF( dd_lat1(1,ij) < dd_lat0(id_imin0,id_jmax0-1) - dl_dlat )THEN |
---|
1669 | grid_get_fine_offset(2,2)=(id_rho(jp_J)+1)-jj+MOD(id_rho(jp_J),2) |
---|
1670 | EXIT |
---|
1671 | ENDIF |
---|
1672 | ENDDO |
---|
1673 | ELSE |
---|
1674 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
1675 | & " not match fine grid upper right corner.") |
---|
1676 | ENDIF |
---|
1677 | |
---|
1678 | DEALLOCATE( dl_lon0 ) |
---|
1679 | DEALLOCATE( dl_lon1 ) |
---|
1680 | |
---|
1681 | END FUNCTION grid_get_fine_offset |
---|
1682 | !> @endcode |
---|
1683 | !------------------------------------------------------------------- |
---|
1684 | !> @brief This function check if ghost cell are used or not, and return ghost |
---|
1685 | !> cell factor (0,1) in i- and j-direction. |
---|
1686 | ! |
---|
1687 | !> @details |
---|
1688 | ! |
---|
1689 | !> @author J.Paul |
---|
1690 | !> - Nov, 2013- Initial Version |
---|
1691 | ! |
---|
1692 | !> @param[in] td_lon : grid longitude sturcture |
---|
1693 | !> @param[in] td_lat : grid latitude structure |
---|
1694 | !------------------------------------------------------------------- |
---|
1695 | !> @code |
---|
1696 | FUNCTION grid__get_ghost_ll( td_lon, td_lat ) |
---|
1697 | IMPLICIT NONE |
---|
1698 | ! Argument |
---|
1699 | TYPE(TVAR), INTENT(IN) :: td_lon |
---|
1700 | TYPE(TVAR), INTENT(IN) :: td_lat |
---|
1701 | |
---|
1702 | ! function |
---|
1703 | INTEGER(i4), DIMENSION(2) :: grid__get_ghost_ll |
---|
1704 | |
---|
1705 | ! local variable |
---|
1706 | INTEGER(i4) :: il_ew |
---|
1707 | ! loop indices |
---|
1708 | !---------------------------------------------------------------- |
---|
1709 | ! init |
---|
1710 | grid__get_ghost_ll(:)=0 |
---|
1711 | |
---|
1712 | IF( grid_is_global(td_lon, td_lat) )THEN |
---|
1713 | grid__get_ghost_ll(:)=0 |
---|
1714 | ELSE |
---|
1715 | grid__get_ghost_ll(2)=1 |
---|
1716 | |
---|
1717 | il_ew=td_lon%i_ew |
---|
1718 | IF( il_ew < 0 )THEN |
---|
1719 | grid__get_ghost_ll(1)=1 |
---|
1720 | ELSE |
---|
1721 | grid__get_ghost_ll(1)=0 |
---|
1722 | ENDIF |
---|
1723 | ENDIF |
---|
1724 | |
---|
1725 | END FUNCTION grid__get_ghost_ll |
---|
1726 | !> @endcode |
---|
1727 | !------------------------------------------------------------------- |
---|
1728 | !> @brief This function check if ghost cell are used or not, and return ghost |
---|
1729 | !> cell factor (0,1) in i- and j-direction. |
---|
1730 | ! |
---|
1731 | !> @details |
---|
1732 | ! |
---|
1733 | !> @author J.Paul |
---|
1734 | !> - Nov, 2013- Initial Version |
---|
1735 | ! |
---|
1736 | !> @param[in] td_file : file sturcture |
---|
1737 | !------------------------------------------------------------------- |
---|
1738 | !> @code |
---|
1739 | FUNCTION grid__get_ghost_f( td_file ) |
---|
1740 | IMPLICIT NONE |
---|
1741 | ! Argument |
---|
1742 | TYPE(TFILE), INTENT(IN) :: td_file |
---|
1743 | |
---|
1744 | ! function |
---|
1745 | INTEGER(i4), DIMENSION(2) :: grid__get_ghost_f |
---|
1746 | |
---|
1747 | ! local variable |
---|
1748 | TYPE(TVAR) :: tl_lon |
---|
1749 | TYPE(TVAR) :: tl_lat |
---|
1750 | |
---|
1751 | INTEGER(i4) :: il_lonid |
---|
1752 | INTEGER(i4) :: il_latid |
---|
1753 | ! loop indices |
---|
1754 | INTEGER(i4) :: ji |
---|
1755 | !---------------------------------------------------------------- |
---|
1756 | ! init |
---|
1757 | grid__get_ghost_f(:)=0 |
---|
1758 | |
---|
1759 | IF( td_file%i_id == 0 )THEN |
---|
1760 | CALL logger_error("GRID GET GHOST: file "//& |
---|
1761 | & TRIM(td_file%c_name)//" not opened." ) |
---|
1762 | |
---|
1763 | ELSE |
---|
1764 | |
---|
1765 | IF( ASSOCIATED(td_file%t_var) )THEN |
---|
1766 | ! read coarse longitue and latitude |
---|
1767 | il_lonid=var_get_id(td_file%t_var(:),'longitude') |
---|
1768 | il_latid=var_get_id(td_file%t_var(:),'latitude') |
---|
1769 | |
---|
1770 | print *,'file ',trim(td_file%c_name),td_file%i_ew |
---|
1771 | DO ji=1,td_file%i_nvar |
---|
1772 | print *,ji,trim(td_file%t_var(ji)%c_name),': ',td_file%t_var(ji)%i_ew |
---|
1773 | ENDDO |
---|
1774 | print *,'lonid ',il_lonid |
---|
1775 | print *,'latid ',il_latid |
---|
1776 | IF( il_lonid /=0 .AND. il_latid /= 0 )THEN |
---|
1777 | tl_lon=iom_read_var(td_file,il_lonid) |
---|
1778 | print *,'lon ',tl_lon%i_ew |
---|
1779 | tl_lat=iom_read_var(td_file,il_latid) |
---|
1780 | print *,'lat ',tl_lat%i_ew |
---|
1781 | ! get ghost cell factor on coarse grid |
---|
1782 | grid__get_ghost_f(:)=grid_get_ghost( tl_lon, tl_lat ) |
---|
1783 | ELSE |
---|
1784 | CALL logger_error("GRID GET GHOST: can not find "//& |
---|
1785 | & "longitude or latitude "//& |
---|
1786 | & "in file "//TRIM(td_file%c_name)) |
---|
1787 | ENDIF |
---|
1788 | ELSE |
---|
1789 | CALL logger_error("GRID GET GHOST: no variable "//& |
---|
1790 | & "associated to file "//TRIM(td_file%c_name)) |
---|
1791 | ENDIF |
---|
1792 | |
---|
1793 | ENDIF |
---|
1794 | |
---|
1795 | END FUNCTION grid__get_ghost_f |
---|
1796 | !> @endcode |
---|
1797 | !------------------------------------------------------------------- |
---|
1798 | !> @brief This subroutine check fine and coarse grid coincidence |
---|
1799 | ! |
---|
1800 | !> @details |
---|
1801 | ! |
---|
1802 | !> @author J.Paul |
---|
1803 | !> - Nov, 2013- Initial Version |
---|
1804 | ! |
---|
1805 | !> @param[in] td_coord0 : coarse grid coordinate file structure |
---|
1806 | !> @param[in] td_coord1 : fine grid coordinate file structure |
---|
1807 | !> @param[in] id_imin0 : coarse grid lower left corner i-indice of fine grid domain |
---|
1808 | !> @param[in] id_imax0 : coarse grid upper right corner i-indice of fine grid domain |
---|
1809 | !> @param[in] id_jmin0 : coarse grid lower left corner j-indice of fine grid domain |
---|
1810 | !> @param[in] id_jmax0 : coarse grid upper right corner j-indice of fine grid domain |
---|
1811 | !> @param[in] id_rho : table of refinement factor |
---|
1812 | !------------------------------------------------------------------- |
---|
1813 | !> @code |
---|
1814 | SUBROUTINE grid_check_coincidence( td_coord0, td_coord1, & |
---|
1815 | & id_imin0, id_imax0, & |
---|
1816 | & id_jmin0, id_jmax0, & |
---|
1817 | & id_rho ) |
---|
1818 | IMPLICIT NONE |
---|
1819 | |
---|
1820 | ! Argument |
---|
1821 | TYPE(TFILE), INTENT(IN) :: td_coord0 |
---|
1822 | TYPE(TFILE), INTENT(IN) :: td_coord1 |
---|
1823 | INTEGER(i4), INTENT(IN) :: id_imin0 |
---|
1824 | INTEGER(i4), INTENT(IN) :: id_imax0 |
---|
1825 | INTEGER(i4), INTENT(IN) :: id_jmin0 |
---|
1826 | INTEGER(i4), INTENT(IN) :: id_jmax0 |
---|
1827 | INTEGER(i4), DIMENSION(:), INTENT(IN) :: id_rho |
---|
1828 | |
---|
1829 | ! local variable |
---|
1830 | INTEGER(i4) :: il_imid1 |
---|
1831 | INTEGER(i4) :: il_jmid1 |
---|
1832 | |
---|
1833 | INTEGER(i4) :: il_ew0 |
---|
1834 | INTEGER(i4) :: il_ew1 |
---|
1835 | |
---|
1836 | INTEGER(i4) :: il_imin1 |
---|
1837 | INTEGER(i4) :: il_imax1 |
---|
1838 | INTEGER(i4) :: il_jmin1 |
---|
1839 | INTEGER(i4) :: il_jmax1 |
---|
1840 | |
---|
1841 | INTEGER(i4), DIMENSION(2) :: il_indC |
---|
1842 | INTEGER(i4), DIMENSION(2) :: il_indF |
---|
1843 | INTEGER(i4), DIMENSION(2) :: il_iind |
---|
1844 | INTEGER(i4), DIMENSION(2) :: il_jind |
---|
1845 | |
---|
1846 | REAL(dp) :: dl_lon0 |
---|
1847 | REAL(dp) :: dl_lat0 |
---|
1848 | REAL(dp) :: dl_lon1 |
---|
1849 | REAL(dp) :: dl_lat1 |
---|
1850 | |
---|
1851 | REAL(dp) :: dl_lon1p |
---|
1852 | REAL(dp) :: dl_lat1p |
---|
1853 | |
---|
1854 | REAL(dp) :: dl_dlon |
---|
1855 | REAL(dp) :: dl_dlat |
---|
1856 | |
---|
1857 | LOGICAL :: ll_coincidence |
---|
1858 | |
---|
1859 | TYPE(TVAR) :: tl_lon0 |
---|
1860 | TYPE(TVAR) :: tl_lat0 |
---|
1861 | TYPE(TVAR) :: tl_lon1 |
---|
1862 | TYPE(TVAR) :: tl_lat1 |
---|
1863 | |
---|
1864 | TYPE(TFILE) :: tl_coord0 |
---|
1865 | |
---|
1866 | TYPE(TMPP) :: tl_mppcoord0 |
---|
1867 | |
---|
1868 | TYPE(TDOM) :: tl_dom0 |
---|
1869 | |
---|
1870 | ! loop indices |
---|
1871 | INTEGER(i4) :: ji |
---|
1872 | INTEGER(i4) :: jj |
---|
1873 | !---------------------------------------------------------------- |
---|
1874 | |
---|
1875 | ll_coincidence=.TRUE. |
---|
1876 | |
---|
1877 | ! read coarse longitue and latitude on domain |
---|
1878 | tl_coord0=td_coord0 |
---|
1879 | CALL iom_open(tl_coord0) |
---|
1880 | |
---|
1881 | !2-1 compute domain |
---|
1882 | tl_dom0=dom_init( tl_coord0, & |
---|
1883 | & id_imin0, id_imax0,& |
---|
1884 | & id_jmin0, id_jmax0 ) |
---|
1885 | |
---|
1886 | !2-2 close file |
---|
1887 | CALL iom_close(tl_coord0) |
---|
1888 | |
---|
1889 | !2-3 read variables on domain (ugly way to do it, have to work on it) |
---|
1890 | !2-3-1 init mpp structure |
---|
1891 | tl_mppcoord0=mpp_init(tl_coord0) |
---|
1892 | |
---|
1893 | CALL file_clean(tl_coord0) |
---|
1894 | |
---|
1895 | !2-3-2 get processor to be used |
---|
1896 | CALL mpp_get_use( tl_mppcoord0, tl_dom0 ) |
---|
1897 | |
---|
1898 | !2-3-3 open mpp files |
---|
1899 | CALL iom_mpp_open(tl_mppcoord0) |
---|
1900 | |
---|
1901 | !2-3-4 read variable value on domain |
---|
1902 | tl_lon0=iom_mpp_read_var(tl_mppcoord0,'longitude',td_dom=tl_dom0) |
---|
1903 | tl_lat0=iom_mpp_read_var(tl_mppcoord0,'latitude' ,td_dom=tl_dom0) |
---|
1904 | |
---|
1905 | !2-3-5 close mpp files |
---|
1906 | CALL iom_mpp_close(tl_mppcoord0) |
---|
1907 | |
---|
1908 | !2-3-6 clean structure |
---|
1909 | CALL mpp_clean(tl_mppcoord0) |
---|
1910 | |
---|
1911 | ! read fine longitue and latitude |
---|
1912 | tl_lon1=iom_read_var(td_coord1,'longitude') |
---|
1913 | tl_lat1=iom_read_var(td_coord1,'latitude') |
---|
1914 | |
---|
1915 | CALL logger_debug("GRID CHECK COINCIDENCE:"//& |
---|
1916 | & " fine grid "//TRIM(td_coord1%c_name) ) |
---|
1917 | CALL logger_debug("GRID CHECK COINCIDENCE:"//& |
---|
1918 | & " coarse grid "//TRIM(td_coord0%c_name) ) |
---|
1919 | |
---|
1920 | !1- check domain |
---|
1921 | !1-1 check global grid |
---|
1922 | IF( .NOT. grid_is_global(tl_lon0, tl_lat0) )THEN |
---|
1923 | IF( grid_is_global(tl_lon1, tl_lat1) )THEN |
---|
1924 | |
---|
1925 | ll_coincidence=.FALSE. |
---|
1926 | CALL logger_fatal("GRID CHECK COINCIDENCE:"//& |
---|
1927 | & " fine grid is global,"//& |
---|
1928 | & " coarse grid is not ") |
---|
1929 | |
---|
1930 | ELSE |
---|
1931 | !1-2 ew overlap |
---|
1932 | il_ew1=tl_lon1%i_ew |
---|
1933 | IF( il_ew1 >= 0 )THEN |
---|
1934 | |
---|
1935 | il_ew0=tl_lon0%i_ew |
---|
1936 | IF( il_ew0 < 0 )THEN |
---|
1937 | CALL logger_fatal("GRID CHECK COINCIDENCE: "//& |
---|
1938 | & "fine grid has east west overlap,"//& |
---|
1939 | & " coarse grid not ") |
---|
1940 | ENDIF |
---|
1941 | |
---|
1942 | il_jmin1=1+ig_ghost |
---|
1943 | il_jmax1=tl_lon1%t_dim(2)%i_len-ig_ghost |
---|
1944 | |
---|
1945 | ll_coincidence=grid__check_lat(& |
---|
1946 | & tl_lat0%d_value(1,:,1,1),& |
---|
1947 | & tl_lat1%d_value(1,il_jmin1:il_jmax1,1,1),& |
---|
1948 | & id_rho(jp_J) ) |
---|
1949 | |
---|
1950 | ELSE |
---|
1951 | !1-3 other case |
---|
1952 | il_imin1=1+ig_ghost |
---|
1953 | il_jmin1=1+ig_ghost |
---|
1954 | |
---|
1955 | il_imax1=tl_lon1%t_dim(1)%i_len-ig_ghost |
---|
1956 | il_jmax1=tl_lon1%t_dim(2)%i_len-ig_ghost |
---|
1957 | |
---|
1958 | ll_coincidence=grid__check_corner(& |
---|
1959 | & tl_lon0%d_value(:,:,1,1),& |
---|
1960 | & tl_lat0%d_value(:,:,1,1),& |
---|
1961 | & tl_lon1%d_value(il_imin1:il_imax1, & |
---|
1962 | & il_jmin1:il_jmax1, & |
---|
1963 | & 1,1),& |
---|
1964 | & tl_lat1%d_value(il_imin1:il_imax1, & |
---|
1965 | & il_jmin1:il_jmax1, & |
---|
1966 | & 1,1) ) |
---|
1967 | |
---|
1968 | ENDIF |
---|
1969 | |
---|
1970 | ENDIF |
---|
1971 | |
---|
1972 | IF( .NOT. ll_coincidence )THEN |
---|
1973 | CALL logger_fatal("GRID CHECK COINCIDENCE: no coincidence "//& |
---|
1974 | & "between fine grid and coarse grid. invalid domain" ) |
---|
1975 | ENDIF |
---|
1976 | |
---|
1977 | ENDIF |
---|
1978 | |
---|
1979 | !2- check refinement factor |
---|
1980 | ! select point in middle of fine grid |
---|
1981 | il_imid1=INT(tl_lon1%t_dim(1)%i_len*0.5) |
---|
1982 | il_jmid1=INT(tl_lon1%t_dim(2)%i_len*0.5) |
---|
1983 | |
---|
1984 | dl_lon1=tl_lon1%d_value(il_imid1, il_jmid1,1,1) |
---|
1985 | dl_lat1=tl_lat1%d_value(il_imid1, il_jmid1,1,1) |
---|
1986 | |
---|
1987 | ! select closest point on coarse grid |
---|
1988 | il_indC(:)=grid_get_closest(tl_lon0%d_value(:,:,1,1),& |
---|
1989 | & tl_lat0%d_value(:,:,1,1),& |
---|
1990 | & dl_lon1, dl_lat1 ) |
---|
1991 | |
---|
1992 | IF( ANY(il_indC(:)==0) )THEN |
---|
1993 | CALL logger_fatal("GRID CHECK COINCIDENCE: can not find valid "//& |
---|
1994 | & "coarse grid indices. invalid domain" ) |
---|
1995 | ENDIF |
---|
1996 | |
---|
1997 | dl_lon0=tl_lon0%d_value(il_indC(1),il_indC(2),1,1) |
---|
1998 | dl_lat0=tl_lat0%d_value(il_indC(1),il_indC(2),1,1) |
---|
1999 | |
---|
2000 | ! look for closest fine grid point from selected coarse grid point |
---|
2001 | il_iind(:)=MAXLOC( tl_lon1%d_value(:,:,1,1), & |
---|
2002 | & tl_lon1%d_value(:,:,1,1) <= dl_lon0) |
---|
2003 | |
---|
2004 | il_jind(:)=MAXLOC( tl_lat1%d_value(:,:,1,1), & |
---|
2005 | & tl_lat1%d_value(:,:,1,1) <= dl_lat0 ) |
---|
2006 | |
---|
2007 | il_indF(1)=il_iind(1) |
---|
2008 | il_indF(2)=il_jind(2) |
---|
2009 | |
---|
2010 | IF( ANY(il_indF(:)==0) )THEN |
---|
2011 | CALL logger_fatal("GRID CHECK COINCIDENCE: can not find valid "//& |
---|
2012 | & "fine grid indices. invalid domain" ) |
---|
2013 | ENDIF |
---|
2014 | |
---|
2015 | dl_lon1=tl_lon1%d_value(il_indF(1),il_indF(2),1,1) |
---|
2016 | dl_lat1=tl_lat1%d_value(il_indF(1),il_indF(2),1,1) |
---|
2017 | |
---|
2018 | !2-1 check i-direction refinement factor |
---|
2019 | DO ji=1,MIN(3,il_imid1) |
---|
2020 | |
---|
2021 | IF( il_indF(1)+ji*id_rho(jp_I)+1 > tl_lon1%t_dim(1)%i_len )THEN |
---|
2022 | CALL logger_debug("GRID CHECK COINCIDENCE: tl_lon1%t_dim(1)%i_len "//TRIM(fct_str(tl_lon1%t_dim(1)%i_len))) |
---|
2023 | CALL logger_debug("GRID CHECK COINCIDENCE: il_indF(1)+ji*id_rhoi+1 "//TRIM(fct_str(il_indF(1)+ji*id_rho(jp_I)+1))) |
---|
2024 | CALL logger_debug("GRID CHECK COINCIDENCE: il_indF(1) "//TRIM(fct_str(il_indF(1)))) |
---|
2025 | CALL logger_debug("GRID CHECK COINCIDENCE: id_rhoi "//TRIM(fct_str(id_rho(jp_I)))) |
---|
2026 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
2027 | & " to check i-direction refinement factor ") |
---|
2028 | EXIT |
---|
2029 | ELSE |
---|
2030 | dl_lon1=tl_lon1%d_value(il_indF(1)+ji*id_rho(jp_I),il_indF(2),1,1) |
---|
2031 | dl_lon0=tl_lon0%d_value(il_indC(1)+ji,il_indC(2),1,1) |
---|
2032 | |
---|
2033 | dl_lon1p=tl_lon1%d_value(il_indF(1)+ji*id_rho(jp_I)+1,il_indF(2),1,1) |
---|
2034 | |
---|
2035 | dl_dlon=ABS(dl_lon1p-dl_lon1)*1.e-3 |
---|
2036 | |
---|
2037 | SELECT CASE(MOD(id_rho(jp_I),2)) |
---|
2038 | |
---|
2039 | CASE(0) |
---|
2040 | |
---|
2041 | IF( dl_lon1 >= dl_lon0 .OR. dl_lon0 >= dl_lon1p )THEN |
---|
2042 | ll_coincidence=.FALSE. |
---|
2043 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
2044 | & "i-direction refinement factor ("//& |
---|
2045 | & TRIM(fct_str(id_rho(jp_I)))//& |
---|
2046 | & ") between fine grid and coarse grid ") |
---|
2047 | ENDIF |
---|
2048 | |
---|
2049 | CASE DEFAULT |
---|
2050 | |
---|
2051 | IF( ABS(dl_lon1 - dl_lon0) > dl_dlon )THEN |
---|
2052 | ll_coincidence=.FALSE. |
---|
2053 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
2054 | & "i-direction refinement factor ("//& |
---|
2055 | & TRIM(fct_str(id_rho(jp_I)))//& |
---|
2056 | & ") between fine grid and coarse grid ") |
---|
2057 | ENDIF |
---|
2058 | |
---|
2059 | END SELECT |
---|
2060 | ENDIF |
---|
2061 | |
---|
2062 | ENDDO |
---|
2063 | |
---|
2064 | !2-2 check j-direction refinement factor |
---|
2065 | DO jj=1,MIN(3,il_jmid1) |
---|
2066 | |
---|
2067 | IF( il_indF(2)+jj*id_rho(jp_J)+1 > tl_lat1%t_dim(2)%i_len )THEN |
---|
2068 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
2069 | & " to check j-direction refinement factor ") |
---|
2070 | EXIT |
---|
2071 | ELSE |
---|
2072 | dl_lat1=tl_lat1%d_value(il_indF(1),il_indF(2)+jj*id_rho(jp_J),1,1) |
---|
2073 | dl_lat0=tl_lat0%d_value(il_indC(1),il_indC(2)+jj,1,1) |
---|
2074 | |
---|
2075 | dl_lat1p=tl_lat1%d_value(il_indF(1),il_indF(2)+jj*id_rho(jp_J)+1,1,1) |
---|
2076 | |
---|
2077 | dl_dlat=ABS(dl_lat1p-dl_lat1)*1.e-3 |
---|
2078 | |
---|
2079 | SELECT CASE(MOD(id_rho(jp_J),2)) |
---|
2080 | |
---|
2081 | CASE(0) |
---|
2082 | |
---|
2083 | IF( dl_lat1 >= dl_lat0 .OR. dl_lat0 >= dl_lat1p )THEN |
---|
2084 | ll_coincidence=.FALSE. |
---|
2085 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
2086 | & "j-direction refinement factor ("//& |
---|
2087 | & TRIM(fct_str(id_rho(jp_J)))//& |
---|
2088 | & ") between fine grid and coarse grid ") |
---|
2089 | ENDIF |
---|
2090 | |
---|
2091 | CASE DEFAULT |
---|
2092 | |
---|
2093 | IF( ABS(dl_lat1-dl_lat0) > dl_dlat )THEN |
---|
2094 | ll_coincidence=.FALSE. |
---|
2095 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
2096 | & "j-direction refinement factor ("//& |
---|
2097 | & TRIM(fct_str(id_rho(jp_J)))//& |
---|
2098 | & ") between fine grid and coarse grid ") |
---|
2099 | ENDIF |
---|
2100 | |
---|
2101 | END SELECT |
---|
2102 | ENDIF |
---|
2103 | |
---|
2104 | ENDDO |
---|
2105 | |
---|
2106 | IF( .NOT. ll_coincidence )THEN |
---|
2107 | CALL logger_fatal("GRID CHECK COINCIDENCE: no coincidence "//& |
---|
2108 | & "between fine and coarse grid: "//& |
---|
2109 | & "invalid refinement factor" ) |
---|
2110 | ENDIF |
---|
2111 | |
---|
2112 | END SUBROUTINE grid_check_coincidence |
---|
2113 | !> @endcode |
---|
2114 | !------------------------------------------------------------------- |
---|
2115 | !> @brief This function check that fine grid is |
---|
2116 | !> inside coarse grid |
---|
2117 | ! |
---|
2118 | !> @details |
---|
2119 | !> |
---|
2120 | !> @note deltalon and delatlat are used only to avoid issue due to |
---|
2121 | !> cubic interpolation approximation on the firsts grid points |
---|
2122 | ! |
---|
2123 | !> @author J.Paul |
---|
2124 | !> - Nov, 2013- Initial Version |
---|
2125 | ! |
---|
2126 | !> @param[in] dd_lon0 : table of coarse grid longitude |
---|
2127 | !> @param[in] dd_lat0 : table of coarse grid latitude |
---|
2128 | !> @param[in] dd_lon1 : table of fine grid longitude |
---|
2129 | !> @param[in] dd_lat1 : table of fine grid latitude |
---|
2130 | !> @return logical, fine grid is inside coarse grid |
---|
2131 | !------------------------------------------------------------------- |
---|
2132 | !> @code |
---|
2133 | FUNCTION grid__check_corner(dd_lon0, dd_lat0, & |
---|
2134 | & dd_lon1, dd_lat1 ) |
---|
2135 | IMPLICIT NONE |
---|
2136 | ! Argument |
---|
2137 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
2138 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
2139 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon1 |
---|
2140 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat1 |
---|
2141 | |
---|
2142 | ! function |
---|
2143 | LOGICAL :: grid__check_corner |
---|
2144 | |
---|
2145 | ! local variable |
---|
2146 | INTEGER(i4), DIMENSION(2) :: il_shape0 |
---|
2147 | INTEGER(i4), DIMENSION(2) :: il_shape1 |
---|
2148 | |
---|
2149 | INTEGER(i4) :: il_imin0 |
---|
2150 | INTEGER(i4) :: il_jmin0 |
---|
2151 | INTEGER(i4) :: il_imax0 |
---|
2152 | INTEGER(i4) :: il_jmax0 |
---|
2153 | |
---|
2154 | INTEGER(i4) :: il_imin1 |
---|
2155 | INTEGER(i4) :: il_jmin1 |
---|
2156 | INTEGER(i4) :: il_imax1 |
---|
2157 | INTEGER(i4) :: il_jmax1 |
---|
2158 | |
---|
2159 | REAL(dp) :: dl_lon0 |
---|
2160 | REAL(dp) :: dl_lat0 |
---|
2161 | |
---|
2162 | REAL(dp) :: dl_lon1 |
---|
2163 | REAL(dp) :: dl_lat1 |
---|
2164 | |
---|
2165 | REAL(dp) :: dl_dlon |
---|
2166 | REAL(dp) :: dl_dlat |
---|
2167 | ! loop indices |
---|
2168 | !---------------------------------------------------------------- |
---|
2169 | |
---|
2170 | ! init |
---|
2171 | grid__check_corner=.TRUE. |
---|
2172 | |
---|
2173 | il_shape0=SHAPE(dd_lon0(:,:)) |
---|
2174 | il_shape1=SHAPE(dd_lon1(:,:)) |
---|
2175 | |
---|
2176 | !1- check if fine grid inside coarse grid domain |
---|
2177 | il_imin0=1 ; il_imax0=il_shape0(1) |
---|
2178 | il_jmin0=1 ; il_jmax0=il_shape0(2) |
---|
2179 | |
---|
2180 | il_imin1=1 ; il_imax1=il_shape1(1) |
---|
2181 | il_jmin1=1 ; il_jmax1=il_shape1(2) |
---|
2182 | |
---|
2183 | ! check lower left corner |
---|
2184 | dl_lon0 = dd_lon0(il_imin0, il_jmin0 ) |
---|
2185 | dl_lat0 = dd_lat0(il_imin0, il_jmin0 ) |
---|
2186 | |
---|
2187 | dl_lon1 = dd_lon1(il_imin1, il_jmin1) |
---|
2188 | dl_lat1 = dd_lat1(il_imin1, il_jmin1) |
---|
2189 | |
---|
2190 | dl_dlon=ABS(dd_lon1(il_imin1+1,il_jmin1 )-dl_lon1)*1.e-3 |
---|
2191 | dl_dlat=ABS(dd_lat1(il_imin1 ,il_jmin1+1)-dl_lat1)*1.e-3 |
---|
2192 | |
---|
2193 | IF( (ABS(dl_lon1-dl_lon0)>dl_dlon) .AND. (dl_lon1 < dl_lon0 ) .OR. & |
---|
2194 | & (ABS(dl_lat1-dl_lat0)>dl_dlat) .AND. (dl_lat1 < dl_lat0 ) )THEN |
---|
2195 | |
---|
2196 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower left "//& |
---|
2197 | & "corner not north east of coarse grid (imin,jmin) ") |
---|
2198 | CALL logger_debug(" fine grid lower left ( "//& |
---|
2199 | & TRIM(fct_str(dl_lon1))//","//& |
---|
2200 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
2201 | CALL logger_debug(" coarse grid lower left ( "//& |
---|
2202 | & TRIM(fct_str(dl_lon0))//","//& |
---|
2203 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
2204 | grid__check_corner=.FALSE. |
---|
2205 | |
---|
2206 | ENDIF |
---|
2207 | |
---|
2208 | ! check upper left corner |
---|
2209 | dl_lon0 = dd_lon0(il_imin0, il_jmax0 ) |
---|
2210 | dl_lat0 = dd_lat0(il_imin0, il_jmax0 ) |
---|
2211 | |
---|
2212 | dl_lon1 = dd_lon1(il_imin1, il_jmax1) |
---|
2213 | dl_lat1 = dd_lat1(il_imin1, il_jmax1) |
---|
2214 | |
---|
2215 | dl_dlon=ABS(dd_lon1(il_imin1+1,il_jmax1 )-dl_lon1)*1.e-3 |
---|
2216 | dl_dlat=ABS(dd_lat1(il_imin1 ,il_jmax1-1)-dl_lat1)*1.e-3 |
---|
2217 | |
---|
2218 | IF( (ABS(dl_lon1-dl_lon0)>dl_dlon) .AND. (dl_lon1 < dl_lon0) .OR. & |
---|
2219 | & (ABS(dl_lat1-dl_lat0)>dl_dlat) .AND. (dl_lat1 > dl_lat0) )THEN |
---|
2220 | |
---|
2221 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper left "//& |
---|
2222 | & "corner not south east of coarse grid (imin,jmax) ") |
---|
2223 | CALL logger_debug(" fine grid upper left ("//& |
---|
2224 | & TRIM(fct_str(dl_lon1))//","//& |
---|
2225 | & TRIM(fct_str(dl_lat1))//")") |
---|
2226 | CALL logger_debug(" coasre grid upper left ("//& |
---|
2227 | & TRIM(fct_str(dl_lon0))//","//& |
---|
2228 | & TRIM(fct_str(dl_lat0))//")") |
---|
2229 | grid__check_corner=.FALSE. |
---|
2230 | |
---|
2231 | ENDIF |
---|
2232 | |
---|
2233 | ! check lower right corner |
---|
2234 | dl_lon0 = dd_lon0(il_imax0, il_jmin0 ) |
---|
2235 | dl_lat0 = dd_lat0(il_imax0, il_jmin0 ) |
---|
2236 | |
---|
2237 | dl_lon1 = dd_lon1(il_imax1, il_jmin1) |
---|
2238 | dl_lat1 = dd_lat1(il_imax1, il_jmin1) |
---|
2239 | |
---|
2240 | dl_dlon=ABS(dd_lon1(il_imax1-1,il_jmin1 )-dl_lon1)*1.e-3 |
---|
2241 | dl_dlat=ABS(dd_lat1(il_imax1 ,il_jmin1+1)-dl_lat1)*1.e-3 |
---|
2242 | |
---|
2243 | IF( (ABS(dl_lon1-dl_lon0)>dl_dlon) .AND. (dl_lon1 > dl_lon0) .OR. & |
---|
2244 | & (ABS(dl_lat1-dl_lat0)>dl_dlat) .AND. (dl_lat1 < dl_lat0) )THEN |
---|
2245 | |
---|
2246 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower right "//& |
---|
2247 | & "corner not north west west of coarse grid (imax,jmin) ") |
---|
2248 | CALL logger_debug(" fine grid lower right ( "//& |
---|
2249 | & TRIM(fct_str(dl_lon1))//","//& |
---|
2250 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
2251 | CALL logger_debug(" coarse grid lower right ( "//& |
---|
2252 | & TRIM(fct_str(dl_lon0))//","//& |
---|
2253 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
2254 | grid__check_corner=.FALSE. |
---|
2255 | |
---|
2256 | ENDIF |
---|
2257 | |
---|
2258 | ! check upper right corner |
---|
2259 | dl_lon0 = dd_lon0(il_imax0, il_jmax0 ) |
---|
2260 | dl_lat0 = dd_lat0(il_imax0, il_jmax0 ) |
---|
2261 | |
---|
2262 | dl_lon1 = dd_lon1(il_imax1, il_jmax1) |
---|
2263 | dl_lat1 = dd_lat1(il_imax1, il_jmax1) |
---|
2264 | |
---|
2265 | dl_dlon=ABS(dd_lon1(il_imax1-1,il_jmax1 )-dl_lon1)*1.e-3 |
---|
2266 | dl_dlat=ABS(dd_lat1(il_imax1 ,il_jmax1-1)-dl_lat1)*1.e-3 |
---|
2267 | |
---|
2268 | IF( (ABS(dl_lon1-dl_lon0)>dl_dlon) .AND. (dl_lon1 > dl_lon0) .OR. & |
---|
2269 | & (ABS(dl_lat1-dl_lat0)>dl_dlat) .AND. (dl_lat1 > dl_lat0) )THEN |
---|
2270 | |
---|
2271 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper right "//& |
---|
2272 | & "corner not south west of coarse grid (imax,jmax) ") |
---|
2273 | CALL logger_debug(" fine grid upper right ( "//& |
---|
2274 | & TRIM(fct_str(dl_lon1))//","//& |
---|
2275 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
2276 | CALL logger_debug(" fine imax1 jmax1 ( "//& |
---|
2277 | & TRIM(fct_str(il_imax1))//","//& |
---|
2278 | & TRIM(fct_str(il_jmax1))//")" ) |
---|
2279 | CALL logger_debug(" coarse grid upper right ( "//& |
---|
2280 | & TRIM(fct_str(dl_lon0))//","//& |
---|
2281 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
2282 | CALL logger_debug(" fine imax0 jmax0 ( "//& |
---|
2283 | & TRIM(fct_str(il_imax0))//","//& |
---|
2284 | & TRIM(fct_str(il_jmax0))//")" ) |
---|
2285 | grid__check_corner=.FALSE. |
---|
2286 | |
---|
2287 | ENDIF |
---|
2288 | |
---|
2289 | END FUNCTION grid__check_corner |
---|
2290 | !> @endcode |
---|
2291 | !------------------------------------------------------------------- |
---|
2292 | !> @brief This function check that fine grid latitude are |
---|
2293 | !> inside coarse grid latitude |
---|
2294 | ! |
---|
2295 | !> @details |
---|
2296 | ! |
---|
2297 | !> @author J.Paul |
---|
2298 | !> - Nov, 2013- Initial Version |
---|
2299 | ! |
---|
2300 | !> @param[in] dd_lat0 : table of coarse grid latitude |
---|
2301 | !> @param[in] dd_lat1 : table of fine grid latitude |
---|
2302 | !------------------------------------------------------------------- |
---|
2303 | !> @code |
---|
2304 | FUNCTION grid__check_lat(dd_lat0, dd_lat1, id_rhoj) |
---|
2305 | IMPLICIT NONE |
---|
2306 | ! Argument |
---|
2307 | REAL(dp), DIMENSION(:), INTENT(IN) :: dd_lat0 |
---|
2308 | REAL(dp), DIMENSION(:), INTENT(IN) :: dd_lat1 |
---|
2309 | INTEGER(i4) , INTENT(IN) :: id_rhoj |
---|
2310 | |
---|
2311 | ! function |
---|
2312 | LOGICAL :: grid__check_lat |
---|
2313 | |
---|
2314 | ! local variable |
---|
2315 | INTEGER(i4), DIMENSION(1) :: il_shape0 |
---|
2316 | INTEGER(i4), DIMENSION(1) :: il_shape1 |
---|
2317 | |
---|
2318 | INTEGER(i4) :: il_jmin0 |
---|
2319 | INTEGER(i4) :: il_jmax0 |
---|
2320 | |
---|
2321 | INTEGER(i4) :: il_jmin1 |
---|
2322 | INTEGER(i4) :: il_jmax1 |
---|
2323 | |
---|
2324 | REAL(dp) :: dl_dlat |
---|
2325 | ! loop indices |
---|
2326 | !---------------------------------------------------------------- |
---|
2327 | |
---|
2328 | ! init |
---|
2329 | grid__check_lat=.TRUE. |
---|
2330 | |
---|
2331 | il_shape0(:)=SHAPE(dd_lat0(:)) |
---|
2332 | il_shape1(:)=SHAPE(dd_lat1(:)) |
---|
2333 | |
---|
2334 | !1- check if fine grid inside coarse grid domain |
---|
2335 | il_jmin0=1+1 ; il_jmax0=il_shape0(1)-1 |
---|
2336 | |
---|
2337 | il_jmin1=1+id_rhoj ; il_jmax1=il_shape1(1)-id_rhoj |
---|
2338 | |
---|
2339 | dl_dlat=ABS(dd_lat1(il_jmin1+1)-dd_lat1(il_jmin1))*1.e-3 |
---|
2340 | |
---|
2341 | ! check lower left fine grid |
---|
2342 | IF( ABS(dd_lat1(il_jmin1)-dd_lat0(il_jmin0)) > dl_dlat .AND. & |
---|
2343 | & dd_lat1(il_jmin1) < dd_lat0(il_jmin0) )THEN |
---|
2344 | |
---|
2345 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower point"//& |
---|
2346 | & " not north of coarse grid (jmin) ") |
---|
2347 | CALL logger_debug(" fine grid lower point ( "//& |
---|
2348 | & TRIM(fct_str(dd_lat1(il_jmin1)))//")" ) |
---|
2349 | CALL logger_debug(" coarse grid lower point ( "//& |
---|
2350 | & TRIM(fct_str(dd_lat0(il_jmin0)))//")" ) |
---|
2351 | grid__check_lat=.FALSE. |
---|
2352 | |
---|
2353 | ENDIF |
---|
2354 | |
---|
2355 | dl_dlat=ABS(dd_lat1(il_jmax1-1)-dd_lat1(il_jmax1))*1.e-3 |
---|
2356 | |
---|
2357 | ! check upper left fine grid |
---|
2358 | IF( ABS(dd_lat1(il_jmax1)-dd_lat0(il_jmax0)) > dl_dlat .AND. & |
---|
2359 | & dd_lat1(il_jmax1) > dd_lat0(il_jmax0) )THEN |
---|
2360 | |
---|
2361 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper point"//& |
---|
2362 | & " not south of coarse grid (jmax) ") |
---|
2363 | CALL logger_debug(" fine grid upper point ("//& |
---|
2364 | & TRIM(fct_str(dd_lat1(il_jmax1)))//")") |
---|
2365 | CALL logger_debug(" coasre grid upper point ("//& |
---|
2366 | & TRIM(fct_str(dd_lat0(il_jmax0)))//")") |
---|
2367 | grid__check_lat=.FALSE. |
---|
2368 | |
---|
2369 | ENDIF |
---|
2370 | |
---|
2371 | END FUNCTION grid__check_lat |
---|
2372 | !> @endcode |
---|
2373 | !------------------------------------------------------------------- |
---|
2374 | !> @brief |
---|
2375 | !> This subroutine add ghost cell at boundaries. |
---|
2376 | !> |
---|
2377 | !> @author J.Paul |
---|
2378 | !> - Nov, 2013-Initial version |
---|
2379 | ! |
---|
2380 | !> @param[inout] td_var : table of variable structure |
---|
2381 | !> @param[in] id_ighost : i-direction ghost cell factor |
---|
2382 | !> @param[in] id_jghost : j-direction ghost cell factor |
---|
2383 | !------------------------------------------------------------------- |
---|
2384 | !> @code |
---|
2385 | SUBROUTINE grid_add_ghost(td_var, id_ighost, id_jghost) |
---|
2386 | IMPLICIT NONE |
---|
2387 | ! Argument |
---|
2388 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
2389 | INTEGER(i4), INTENT(IN ) :: id_ighost |
---|
2390 | INTEGER(i4), INTENT(IN ) :: id_jghost |
---|
2391 | |
---|
2392 | ! local variable |
---|
2393 | INTEGER(i4) :: il_imin |
---|
2394 | INTEGER(i4) :: il_jmin |
---|
2395 | INTEGER(i4) :: il_imax |
---|
2396 | INTEGER(i4) :: il_jmax |
---|
2397 | |
---|
2398 | REAL(dp), DIMENSION(:,:,:,:) , ALLOCATABLE :: dl_value |
---|
2399 | |
---|
2400 | TYPE(TVAR) :: tl_var |
---|
2401 | |
---|
2402 | ! loop indices |
---|
2403 | !---------------------------------------------------------------- |
---|
2404 | |
---|
2405 | IF( ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
2406 | |
---|
2407 | CALL logger_warn( "ADD GHOST: dimension change in variable "//& |
---|
2408 | & TRIM(td_var%c_name) ) |
---|
2409 | |
---|
2410 | ! copy variable |
---|
2411 | tl_var=td_var |
---|
2412 | |
---|
2413 | CALL var_del_value(td_var) |
---|
2414 | |
---|
2415 | ! compute indice to fill center |
---|
2416 | il_imin=1+id_ighost*ig_ghost |
---|
2417 | il_jmin=1+id_jghost*ig_ghost |
---|
2418 | |
---|
2419 | il_imax=il_imin+tl_var%t_dim(1)%i_len-1 |
---|
2420 | il_jmax=il_jmin+tl_var%t_dim(2)%i_len-1 |
---|
2421 | |
---|
2422 | ! compute new dimension |
---|
2423 | td_var%t_dim(1)%i_len = tl_var%t_dim(1)%i_len + 2*id_ighost*ig_ghost |
---|
2424 | td_var%t_dim(2)%i_len = tl_var%t_dim(2)%i_len + 2*id_jghost*ig_ghost |
---|
2425 | |
---|
2426 | ALLOCATE(dl_value(td_var%t_dim(1)%i_len, & |
---|
2427 | & td_var%t_dim(2)%i_len, & |
---|
2428 | & td_var%t_dim(3)%i_len, & |
---|
2429 | & td_var%t_dim(4)%i_len) ) |
---|
2430 | |
---|
2431 | dl_value(:,:,:,:)=tl_var%d_fill |
---|
2432 | |
---|
2433 | dl_value(il_imin:il_imax, & |
---|
2434 | & il_jmin:il_jmax, & |
---|
2435 | & :,:) = tl_var%d_value(:,:,:,:) |
---|
2436 | |
---|
2437 | ! add variable value |
---|
2438 | CALL var_add_value(td_var,dl_value(:,:,:,:)) |
---|
2439 | |
---|
2440 | ! save variable type |
---|
2441 | td_var%i_type=tl_var%i_type |
---|
2442 | |
---|
2443 | DEALLOCATE( dl_value ) |
---|
2444 | |
---|
2445 | CALL var_clean(tl_var) |
---|
2446 | |
---|
2447 | ENDIF |
---|
2448 | |
---|
2449 | END SUBROUTINE grid_add_ghost |
---|
2450 | !> @endcode |
---|
2451 | !------------------------------------------------------------------- |
---|
2452 | !> @brief |
---|
2453 | !> This subroutine delete ghost cell at boundaries. |
---|
2454 | !> |
---|
2455 | !> @author J.Paul |
---|
2456 | !> - Nov, 2013-Initial version |
---|
2457 | ! |
---|
2458 | !> @param[inout] td_var : table of variable structure |
---|
2459 | !> @param[in] id_ighost : i-direction ghost cell factor |
---|
2460 | !> @param[in] id_jghost : j-direction ghost cell factor |
---|
2461 | !------------------------------------------------------------------- |
---|
2462 | !> @code |
---|
2463 | SUBROUTINE grid_del_ghost(td_var, id_ighost, id_jghost) |
---|
2464 | IMPLICIT NONE |
---|
2465 | ! Argument |
---|
2466 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
2467 | INTEGER(i4), INTENT(IN ) :: id_ighost |
---|
2468 | INTEGER(i4), INTENT(IN ) :: id_jghost |
---|
2469 | |
---|
2470 | ! local variable |
---|
2471 | INTEGER(i4) :: il_imin |
---|
2472 | INTEGER(i4) :: il_jmin |
---|
2473 | INTEGER(i4) :: il_imax |
---|
2474 | INTEGER(i4) :: il_jmax |
---|
2475 | |
---|
2476 | REAL(dp), DIMENSION(:,:,:,:) , ALLOCATABLE :: dl_value |
---|
2477 | |
---|
2478 | TYPE(TVAR) :: tl_var |
---|
2479 | |
---|
2480 | ! loop indices |
---|
2481 | !---------------------------------------------------------------- |
---|
2482 | |
---|
2483 | IF( ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
2484 | |
---|
2485 | CALL logger_warn( "DEL GHOST: dimension change in variable "//& |
---|
2486 | & TRIM(td_var%c_name) ) |
---|
2487 | |
---|
2488 | ! copy variable |
---|
2489 | tl_var=td_var |
---|
2490 | |
---|
2491 | CALL var_del_value(td_var) |
---|
2492 | |
---|
2493 | ! compute indice to get center |
---|
2494 | il_imin=1+id_ighost*ig_ghost |
---|
2495 | il_jmin=1+id_jghost*ig_ghost |
---|
2496 | |
---|
2497 | il_imax=tl_var%t_dim(1)%i_len-id_ighost*ig_ghost |
---|
2498 | il_jmax=tl_var%t_dim(2)%i_len-id_jghost*ig_ghost |
---|
2499 | |
---|
2500 | ! compute new dimension |
---|
2501 | td_var%t_dim(1)%i_len = tl_var%t_dim(1)%i_len - 2*id_ighost*ig_ghost |
---|
2502 | td_var%t_dim(2)%i_len = tl_var%t_dim(2)%i_len - 2*id_jghost*ig_ghost |
---|
2503 | |
---|
2504 | ALLOCATE(dl_value(td_var%t_dim(1)%i_len, & |
---|
2505 | & td_var%t_dim(2)%i_len, & |
---|
2506 | & td_var%t_dim(3)%i_len, & |
---|
2507 | & td_var%t_dim(4)%i_len) ) |
---|
2508 | |
---|
2509 | dl_value(:,:,:,:)=tl_var%d_fill |
---|
2510 | |
---|
2511 | dl_value(:,:,:,:) = tl_var%d_value(il_imin:il_imax, & |
---|
2512 | & il_jmin:il_jmax, & |
---|
2513 | & :,:) |
---|
2514 | |
---|
2515 | ! add variable value |
---|
2516 | CALL var_add_value(td_var,dl_value(:,:,:,:)) |
---|
2517 | |
---|
2518 | ! save variable type |
---|
2519 | td_var%i_type=tl_var%i_type |
---|
2520 | |
---|
2521 | DEALLOCATE( dl_value ) |
---|
2522 | |
---|
2523 | CALL var_clean(tl_var) |
---|
2524 | |
---|
2525 | ENDIF |
---|
2526 | |
---|
2527 | END SUBROUTINE grid_del_ghost |
---|
2528 | !> @endcode |
---|
2529 | !------------------------------------------------------------------- |
---|
2530 | !> @brief This subroutine fill small closed sea with fill value. |
---|
2531 | ! |
---|
2532 | !> @details |
---|
2533 | !> the minimum size (nbumber of point) of closed sea to be kept could be |
---|
2534 | !> sepcify with id_minsize. |
---|
2535 | !> By default only the biggest sea is preserve. |
---|
2536 | ! |
---|
2537 | !> @author J.Paul |
---|
2538 | !> - Nov, 2013- Initial Version |
---|
2539 | ! |
---|
2540 | !> @param[inout] td_var : variable structure |
---|
2541 | !> @param[in] id_mask : domain mask (from grid_split_domain) |
---|
2542 | !> @param[in] id_minsize : minimum size of sea to be kept |
---|
2543 | !------------------------------------------------------------------- |
---|
2544 | !> @code |
---|
2545 | SUBROUTINE grid_fill_small_dom(td_var, id_mask, id_minsize) |
---|
2546 | IMPLICIT NONE |
---|
2547 | ! Argument |
---|
2548 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
2549 | INTEGER(i4), DIMENSION(:,:), INTENT(IN ), OPTIONAL :: id_mask |
---|
2550 | INTEGER(i4), INTENT(IN ), OPTIONAL :: id_minsize |
---|
2551 | |
---|
2552 | ! local variable |
---|
2553 | INTEGER(i4) :: il_ndom |
---|
2554 | INTEGER(i4) :: il_minsize |
---|
2555 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
2556 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_tmp |
---|
2557 | |
---|
2558 | ! loop indices |
---|
2559 | INTEGER(i4) :: ji |
---|
2560 | INTEGER(i4) :: jk |
---|
2561 | INTEGER(i4) :: jl |
---|
2562 | !---------------------------------------------------------------- |
---|
2563 | |
---|
2564 | il_shape(:)=SHAPE(id_mask(:,:)) |
---|
2565 | IF( ANY(il_shape(:) /= td_var%t_dim(1:2)%i_len) )THEN |
---|
2566 | CALL logger_error("GRID FILL SMALL DOM: variable and mask "//& |
---|
2567 | & "dimension differ") |
---|
2568 | ELSE |
---|
2569 | |
---|
2570 | il_ndom=MINVAL(id_mask(:,:)) |
---|
2571 | |
---|
2572 | ALLOCATE( il_tmp(il_shape(1),il_shape(2)) ) |
---|
2573 | il_tmp(:,:)=0 |
---|
2574 | DO ji=-1,il_ndom,-1 |
---|
2575 | WHERE( id_mask(:,:)==ji ) |
---|
2576 | il_tmp(:,:)=SUM(id_mask(:,:),id_mask(:,:)==ji)/ji |
---|
2577 | END WHERE |
---|
2578 | ENDDO |
---|
2579 | |
---|
2580 | il_minsize=MAXVAL(il_tmp(:,:)) |
---|
2581 | IF( PRESENT(id_minsize) ) il_minsize=id_minsize |
---|
2582 | |
---|
2583 | DO jl=1,td_var%t_dim(4)%i_len |
---|
2584 | DO jk=1,td_var%t_dim(3)%i_len |
---|
2585 | WHERE( il_tmp(:,:) < il_minsize ) |
---|
2586 | td_var%d_value(:,:,jk,jl)=td_var%d_fill |
---|
2587 | END WHERE |
---|
2588 | ENDDO |
---|
2589 | ENDDO |
---|
2590 | |
---|
2591 | DEALLOCATE( il_tmp ) |
---|
2592 | |
---|
2593 | ENDIF |
---|
2594 | |
---|
2595 | END SUBROUTINE grid_fill_small_dom |
---|
2596 | !> @endcode |
---|
2597 | !------------------------------------------------------------------- |
---|
2598 | !> @brief This subroutine compute closed sea domain. |
---|
2599 | ! |
---|
2600 | !> @details |
---|
2601 | !> to each domain is associated a negative value id (from -1 to ...) |
---|
2602 | ! |
---|
2603 | !> @author J.Paul |
---|
2604 | !> - Nov, 2013- Initial Version |
---|
2605 | ! |
---|
2606 | !> @param[in] td_var : variable strucutre |
---|
2607 | !> @param[in] id_level : level |
---|
2608 | !> @return domain mask |
---|
2609 | !------------------------------------------------------------------- |
---|
2610 | !> @code |
---|
2611 | FUNCTION grid_split_domain(td_var, id_level) |
---|
2612 | IMPLICIT NONE |
---|
2613 | ! Argument |
---|
2614 | TYPE(TVAR) , INTENT(IN) :: td_var |
---|
2615 | INTEGER(i4), INTENT(IN), OPTIONAL :: id_level |
---|
2616 | |
---|
2617 | ! function |
---|
2618 | INTEGER(i4), DIMENSION(td_var%t_dim(1)%i_len, & |
---|
2619 | & td_var%t_dim(2)%i_len ) :: grid_split_domain |
---|
2620 | |
---|
2621 | ! local variable |
---|
2622 | INTEGER(i4) :: il_domid |
---|
2623 | INTEGER(i4) :: il_level |
---|
2624 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
2625 | INTEGER(i4), DIMENSION(2) :: il_ind |
---|
2626 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_mask |
---|
2627 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_tmp |
---|
2628 | |
---|
2629 | LOGICAL :: ll_full |
---|
2630 | |
---|
2631 | ! loop indices |
---|
2632 | INTEGER(i4) :: ji |
---|
2633 | INTEGER(i4) :: jim |
---|
2634 | INTEGER(i4) :: jip |
---|
2635 | INTEGER(i4) :: jj |
---|
2636 | INTEGER(i4) :: jjm |
---|
2637 | INTEGER(i4) :: jjp |
---|
2638 | !---------------------------------------------------------------- |
---|
2639 | il_level=1 |
---|
2640 | IF( PRESENT(id_level) ) il_level=id_level |
---|
2641 | |
---|
2642 | ! init |
---|
2643 | il_domid=-1 |
---|
2644 | |
---|
2645 | il_shape(:)=td_var%t_dim(1:2)%i_len |
---|
2646 | ALLOCATE( il_mask(il_shape(1),il_shape(2)) ) |
---|
2647 | il_mask(:,:)=0 |
---|
2648 | WHERE( td_var%d_value(:,:,il_level,1)/=td_var%d_fill ) il_mask(:,:)=1 |
---|
2649 | |
---|
2650 | il_ind(:)=MAXLOC( il_mask(:,:) ) |
---|
2651 | DO WHILE( il_mask(il_ind(1), il_ind(2)) == 1 ) |
---|
2652 | |
---|
2653 | il_mask(il_ind(1),il_ind(2))=il_domid |
---|
2654 | ll_full=.FALSE. |
---|
2655 | |
---|
2656 | ALLOCATE( il_tmp(il_shape(1),il_shape(2)) ) |
---|
2657 | |
---|
2658 | DO WHILE( .NOT. ll_full ) |
---|
2659 | il_tmp(:,:)=0 |
---|
2660 | |
---|
2661 | ll_full=.TRUE. |
---|
2662 | DO jj=1,il_shape(2) |
---|
2663 | DO ji=1,il_shape(1) |
---|
2664 | IF( il_mask(ji,jj)==il_domid )THEN |
---|
2665 | jim=MAX(1,ji-1) ; jip=MIN(il_shape(1),ji+1) |
---|
2666 | jjm=MAX(1,jj-1) ; jjp=MIN(il_shape(2),jj+1) |
---|
2667 | |
---|
2668 | WHERE( il_mask(jim:jip,jjm:jjp)==1 ) |
---|
2669 | il_mask(jim:jip,jjm:jjp)=il_domid |
---|
2670 | il_tmp(jim:jip,jjm:jjp)=1 |
---|
2671 | END WHERE |
---|
2672 | ENDIF |
---|
2673 | ENDDO |
---|
2674 | ENDDO |
---|
2675 | IF( SUM(il_tmp(:,:))/=0 ) ll_full=.FALSE. |
---|
2676 | |
---|
2677 | ENDDO |
---|
2678 | DEALLOCATE( il_tmp ) |
---|
2679 | |
---|
2680 | il_ind(:)=MAXLOC( il_mask(:,:) ) |
---|
2681 | il_domid=il_domid-1 |
---|
2682 | |
---|
2683 | ENDDO |
---|
2684 | |
---|
2685 | ! save result |
---|
2686 | grid_split_domain(:,:)=il_mask(:,:) |
---|
2687 | |
---|
2688 | DEALLOCATE( il_mask ) |
---|
2689 | |
---|
2690 | CALL logger_info("GRID SPLIT DOMAIN: "//TRIM( fct_str(ABS(il_domid+1)) )//& |
---|
2691 | & " domain found" ) |
---|
2692 | |
---|
2693 | END FUNCTION grid_split_domain |
---|
2694 | !> @endcode |
---|
2695 | ! !------------------------------------------------------------------- |
---|
2696 | ! !> @brief This function |
---|
2697 | ! ! |
---|
2698 | ! !> @details |
---|
2699 | ! ! |
---|
2700 | ! !> @author J.Paul |
---|
2701 | ! !> - Nov, 2013- Initial Version |
---|
2702 | ! ! |
---|
2703 | ! !> @param[in] |
---|
2704 | ! !------------------------------------------------------------------- |
---|
2705 | ! !> @code |
---|
2706 | ! FUNCTION grid_() |
---|
2707 | ! IMPLICIT NONE |
---|
2708 | ! ! Argument |
---|
2709 | ! ! function |
---|
2710 | ! ! local variable |
---|
2711 | ! ! loop indices |
---|
2712 | ! !---------------------------------------------------------------- |
---|
2713 | ! |
---|
2714 | ! END FUNCTION grid_ |
---|
2715 | ! !> @endcode |
---|
2716 | ! !------------------------------------------------------------------- |
---|
2717 | ! !> @brief This subroutine |
---|
2718 | ! ! |
---|
2719 | ! !> @details |
---|
2720 | ! ! |
---|
2721 | ! !> @author J.Paul |
---|
2722 | ! !> - Nov, 2013- Initial Version |
---|
2723 | ! ! |
---|
2724 | ! !> @param[in] |
---|
2725 | ! !------------------------------------------------------------------- |
---|
2726 | ! !> @code |
---|
2727 | ! SUBROUTINE grid_() |
---|
2728 | ! IMPLICIT NONE |
---|
2729 | ! ! Argument |
---|
2730 | ! ! local variable |
---|
2731 | ! ! loop indices |
---|
2732 | ! !---------------------------------------------------------------- |
---|
2733 | ! |
---|
2734 | ! END SUBROUTINE grid_ |
---|
2735 | ! !> @endcode |
---|
2736 | END MODULE grid |
---|
2737 | |
---|