1 | !------------------------------------------------------------------------ |
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2 | ! Copyright 2018/03, CERFACS, Toulouse, France. |
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3 | ! All rights reserved. Use is subject to OASIS3 license terms. |
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4 | !============================================================================= |
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5 | ! |
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6 | PROGRAM model2 |
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7 | ! |
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8 | USE netcdf |
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9 | USE mod_oasis |
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10 | USE read_all_data |
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11 | USE write_all_fields |
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12 | ! |
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13 | IMPLICIT NONE |
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14 | ! |
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15 | INCLUDE 'mpif.h' |
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16 | ! |
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17 | INTEGER, PARAMETER :: wp = SELECTED_REAL_KIND(12,307) ! double |
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18 | ! |
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19 | CHARACTER(len=30), PARAMETER :: data_gridname='grids.nc' ! file with the grids |
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20 | CHARACTER(len=30), PARAMETER :: data_maskname='masks.nc' ! file with the masks |
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21 | CHARACTER(len=30) :: data_filename, field_name |
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22 | ! |
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23 | ! Component name (6 characters) same as in the namcouple |
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24 | CHARACTER(len=6) :: comp_name = 'model2' |
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25 | CHARACTER(len=128) :: comp_out ! name of the output log file |
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26 | CHARACTER(len=3) :: chout |
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27 | CHARACTER(len=4) :: cl_grd_src ! name of the source grid |
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28 | CHARACTER(len=11) :: cl_remap ! type of remapping |
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29 | CHARACTER(len=2) :: cl_type_src ! type of the source grid |
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30 | CHARACTER(len=8) :: cl_period_src ! Periodicity of grid (P=periodic or R=regional) |
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31 | INTEGER :: il_overlap_src |
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32 | NAMELIST /grid_source_characteristics/cl_grd_src |
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33 | NAMELIST /grid_source_characteristics/cl_remap |
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34 | NAMELIST /grid_source_characteristics/cl_type_src |
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35 | NAMELIST /grid_source_characteristics/cl_period_src |
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36 | NAMELIST /grid_source_characteristics/il_overlap_src |
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37 | ! |
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38 | CHARACTER(len=4) :: cl_grd_tgt ! name of the target grid |
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39 | NAMELIST /grid_target_characteristics/cl_grd_tgt |
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40 | ! |
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41 | CHARACTER(len=14) :: cl_msk_nam |
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42 | ! |
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43 | ! Global grid parameters : |
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44 | INTEGER :: nlon, nlat ! dimensions in the 2 directions of space |
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45 | INTEGER :: il_size |
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46 | INTEGER, PARAMETER :: echelle=1 ! To calculate th delta error for plot |
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47 | REAL (kind=wp), DIMENSION(:,:), POINTER :: gg_lon,gg_lat |
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48 | INTEGER, DIMENSION(:,:), POINTER :: gg_mask ! mask, 0 == valid point, 1 == masked point |
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49 | ! |
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50 | INTEGER :: mype, npes ! rank and number of pe |
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51 | INTEGER :: localComm ! local MPI communicator and Initialized |
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52 | INTEGER :: comp_id ! component identification |
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53 | ! |
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54 | INTEGER, DIMENSION(:), ALLOCATABLE :: il_paral ! Decomposition for each proc |
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55 | ! |
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56 | INTEGER :: ierror, rank, w_unit |
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57 | INTEGER :: ic_nmsk, ic_nmskrv |
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58 | INTEGER :: FILE_Debug=2 |
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59 | ! |
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60 | ! Names of exchanged Fields |
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61 | CHARACTER(len=8), PARAMETER :: var_name = 'FRECVANA' ! 8 characters field received by the atmospheremodel2 from model1 |
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62 | ! |
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63 | ! Used in oasis_def_var and oasis_def_var |
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64 | INTEGER :: var_id |
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65 | INTEGER :: var_nodims(2) |
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66 | INTEGER :: var_type |
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67 | ! |
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68 | REAL (kind=wp), PARAMETER :: field_ini = -1. ! initialisation of received fields |
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69 | ! |
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70 | ! Grid parameter definition |
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71 | INTEGER :: part_id ! use to connect the partition to the variables |
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72 | INTEGER :: var_sh(4) ! local dimensions of the arrays; 2 x rank (=4) |
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73 | INTEGER :: ibeg, iend, jbeg, jend |
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74 | ! |
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75 | ! Local fields arrays used in routines oasis_put and oasis_get |
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76 | REAL (kind=wp), POINTER :: field_recv1d(:,:), field_recv(:,:), field_ana(:,:), gg_error(:,:) |
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77 | INTEGER, POINTER :: mask_error(:,:) ! error mask, 0 == masked point, 1 == valid point |
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78 | ! |
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79 | ! Min and Max of the error of interpolation |
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80 | REAL (kind=wp) :: min,max |
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81 | ! |
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82 | !++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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83 | ! INITIALISATION |
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84 | !++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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85 | ! |
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86 | CALL mpi_init(ierror) |
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87 | ! |
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88 | CALL oasis_init_comp (comp_id, comp_name, ierror ) |
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89 | IF (ierror /= 0) THEN |
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90 | WRITE(0,*) 'oasis_init_comp abort by model2 compid ',comp_id |
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91 | CALL oasis_abort(comp_id,comp_name,'Problem at line 109') |
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92 | ENDIF |
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93 | ! |
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94 | ! Unit for output messages : one file for each process |
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95 | CALL MPI_Comm_Rank ( MPI_COMM_WORLD, rank, ierror ) |
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96 | IF (ierror /= 0) THEN |
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97 | WRITE(0,*) 'MPI_Comm_Rank abort by model2 compid ',comp_id |
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98 | CALL oasis_abort(comp_id,comp_name,'Problem at line 116') |
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99 | ENDIF |
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100 | ! |
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101 | ! |
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102 | !!!!!!!!!!!!!!!!! OASIS_GET_LOCALCOMM !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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103 | ! |
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104 | CALL oasis_get_localcomm ( localComm, ierror ) |
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105 | IF (ierror /= 0) THEN |
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106 | WRITE (0,*) 'oasis_get_localcomm abort by model2 compid ',comp_id |
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107 | CALL oasis_abort(comp_id,comp_name,'Problem at line 125') |
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108 | ENDIF |
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109 | ! |
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110 | ! Get MPI size and rank |
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111 | CALL MPI_Comm_Size ( localComm, npes, ierror ) |
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112 | IF (ierror /= 0) THEN |
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113 | WRITE(0,*) 'MPI_comm_size abort by model2 compid ',comp_id |
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114 | CALL oasis_abort(comp_id,comp_name,'Problem at line 132') |
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115 | ENDIF |
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116 | ! |
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117 | CALL MPI_Comm_Rank ( localComm, mype, ierror ) |
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118 | IF (ierror /= 0) THEN |
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119 | WRITE (0,*) 'MPI_Comm_Rank abort by model2 compid ',comp_id |
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120 | CALL oasis_abort(comp_id,comp_name,'Problem at line 138') |
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121 | ENDIF |
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122 | ! |
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123 | IF ((FILE_Debug == 1) .AND. (mype == 0)) FILE_Debug=2 |
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124 | ! |
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125 | IF (FILE_Debug <= 1) THEN |
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126 | IF (mype == 0) THEN |
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127 | w_unit = 100 + rank |
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128 | WRITE(chout,'(I3)') w_unit |
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129 | comp_out=comp_name//'.root_'//chout |
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130 | OPEN(w_unit,file=TRIM(comp_out),form='formatted') |
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131 | ELSE |
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132 | w_unit = 15 |
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133 | comp_out=comp_name//'.notroot' |
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134 | OPEN(w_unit,file=TRIM(comp_out),form='formatted',position='append') |
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135 | ENDIF |
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136 | ELSE |
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137 | w_unit = 100 + rank |
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138 | WRITE(chout,'(I3)') w_unit |
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139 | comp_out=comp_name//'.out_'//chout |
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140 | OPEN(w_unit,file=TRIM(comp_out),form='formatted') |
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141 | ENDIF |
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142 | ! |
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143 | IF (FILE_Debug >= 2) THEN |
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144 | WRITE (w_unit,*) '-----------------------------------------------------------' |
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145 | WRITE (w_unit,*) TRIM(comp_name), ' running with reals compiled as kind ',wp |
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146 | WRITE (w_unit,*) 'I am component ', TRIM(comp_name), ' global rank :',rank |
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147 | WRITE (w_unit,*) '----------------------------------------------------------' |
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148 | WRITE(w_unit,*) 'I am the ', TRIM(comp_name), ' ', 'component identifier', comp_id, 'local rank', mype |
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149 | WRITE (w_unit,*) 'Number of processors :',npes |
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150 | WRITE (w_unit,*) '----------------------------------------------------------' |
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151 | CALL FLUSH(w_unit) |
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152 | ENDIF |
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153 | ! |
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154 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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155 | ! GRID DEFINITION |
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156 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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157 | ! |
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158 | ! Reading global grids.nc and masks.nc netcdf files |
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159 | ! Get arguments giving source grid acronym and field type |
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160 | ! |
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161 | OPEN(UNIT=70,FILE='name_grids.dat',FORM='FORMATTED') |
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162 | READ(UNIT=70,NML=grid_source_characteristics) |
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163 | READ(UNIT=70,NML=grid_target_characteristics) |
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164 | CLOSE(70) |
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165 | ! |
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166 | IF (FILE_Debug >= 2) THEN |
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167 | WRITE(w_unit,*) 'Target grid name : ',cl_grd_tgt |
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168 | CALL flush(w_unit) |
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169 | ENDIF |
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170 | ! |
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171 | ! Reading dimensions of the grid |
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172 | CALL read_dimgrid(nlon,nlat,data_gridname,cl_grd_tgt,w_unit,FILE_Debug) |
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173 | ! |
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174 | ! Allocate grid arrays |
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175 | ALLOCATE(gg_lon(nlon,nlat), STAT=ierror ) |
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176 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating gg_lon' |
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177 | ALLOCATE(gg_lat(nlon,nlat), STAT=ierror ) |
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178 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating gg_lat' |
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179 | ALLOCATE(gg_mask(nlon,nlat), STAT=ierror ) |
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180 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating indice_mask' |
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181 | ALLOCATE(gg_error(nlon,nlat),STAT=ierror ) |
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182 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating gg_error' |
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183 | ALLOCATE(mask_error(nlon,nlat),STAT=ierror ) |
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184 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating mask_error' |
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185 | ! |
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186 | ! Read global grid longitudes, latitudes and mask |
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187 | ! |
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188 | CALL read_grid(nlon,nlat, data_gridname, cl_grd_tgt, w_unit, FILE_Debug, gg_lon,gg_lat) |
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189 | cl_msk_nam = TRIM(cl_grd_tgt//'_with_'//cl_grd_src) |
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190 | IF (inquire_mask(data_maskname,cl_msk_nam,w_unit, FILE_Debug)) THEN |
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191 | CALL read_mask(nlon,nlat, data_maskname, cl_msk_nam, w_unit, FILE_Debug, gg_mask) |
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192 | ELSE |
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193 | CALL read_mask(nlon,nlat, data_maskname, cl_grd_tgt, w_unit, FILE_Debug, gg_mask) |
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194 | END IF |
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195 | ! |
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196 | IF (FILE_Debug >= 2) THEN |
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197 | WRITE(w_unit,*) 'After grid and mask reading' |
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198 | CALL FLUSH(w_unit) |
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199 | ENDIF |
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200 | ! |
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201 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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202 | ! PARTITION DEFINITION |
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203 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ! |
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204 | ! |
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205 | il_size = 3 |
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206 | ALLOCATE(il_paral(il_size)) |
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207 | IF (FILE_Debug >= 2) THEN |
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208 | WRITE(w_unit,*) 'After allocate il_paral, il_size', il_size |
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209 | CALL FLUSH(w_unit) |
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210 | ENDIF |
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211 | ! |
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212 | il_paral(1)=0 |
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213 | il_paral(2)=0 |
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214 | IF (mype == 0) THEN |
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215 | il_paral(3)=nlon*nlat |
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216 | ELSE |
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217 | il_paral(3)=0 |
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218 | END IF |
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219 | ! |
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220 | IF (FILE_Debug >= 2) THEN |
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221 | WRITE(w_unit,*) 'il_paral = ', il_paral(:) |
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222 | CALL FLUSH(w_unit) |
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223 | ENDIF |
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224 | ! |
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225 | CALL oasis_def_partition (part_id, il_paral, ierror) |
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226 | IF (FILE_Debug >= 2) THEN |
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227 | WRITE(w_unit,*) 'After oasis_def_partition' |
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228 | CALL FLUSH(w_unit) |
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229 | ENDIF |
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230 | ! |
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231 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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232 | ! COUPLING LOCAL FIELD DECLARATION |
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233 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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234 | ! |
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235 | var_nodims(1) = 2 ! Rank of the field array is 2 |
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236 | var_nodims(2) = 1 ! Bundles always 1 for OASIS3 |
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237 | var_type = OASIS_Real |
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238 | ! |
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239 | var_sh(1) = 1 |
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240 | var_sh(2) = il_paral(3) |
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241 | var_sh(3) = 1 |
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242 | var_sh(4) = 1 |
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243 | ! |
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244 | CALL oasis_def_var (var_id,var_name, part_id, & |
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245 | var_nodims, OASIS_In, var_sh, var_type, ierror) |
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246 | IF (ierror /= 0) THEN |
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247 | WRITE (w_unit,*) 'oasis_def_var abort by model2 compid ',comp_id |
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248 | CALL oasis_abort(comp_id,comp_name,'Problem at line 266') |
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249 | ENDIF |
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250 | IF (FILE_Debug >= 2) THEN |
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251 | WRITE(w_unit,*) 'After def_var' |
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252 | CALL FLUSH(w_unit) |
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253 | ENDIF |
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254 | ! |
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255 | DEALLOCATE(il_paral) |
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256 | ! |
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257 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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258 | ! TERMINATION OF DEFINITION PHASE |
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259 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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260 | ! |
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261 | CALL oasis_enddef ( ierror ) |
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262 | IF (ierror /= 0) THEN |
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263 | WRITE (w_unit,*) 'oasis_enddef abort by model2 compid ',comp_id |
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264 | CALL oasis_abort(comp_id,comp_name,'Problem at line 281') |
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265 | ENDIF |
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266 | IF (FILE_Debug >= 2) THEN |
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267 | WRITE(w_unit,*) 'After enddef' |
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268 | CALL FLUSH(w_unit) |
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269 | ENDIF |
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270 | ! |
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271 | IF (mype == 0) THEN |
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272 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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273 | ! RECEIVE ARRAYS AND CALCULATE THE ERROR |
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274 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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275 | ! |
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276 | ! Allocate the fields send and received by the model |
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277 | ! |
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278 | ALLOCATE(field_recv1d(var_sh(2), var_sh(4)), STAT=ierror ) |
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279 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating field_recv1d' |
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280 | ALLOCATE(field_recv(nlon,nlat), STAT=ierror ) |
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281 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating field_recv' |
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282 | ALLOCATE(field_ana(nlon,nlat),STAT=ierror ) |
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283 | IF ( ierror /= 0 ) WRITE(w_unit,*) 'Error allocating field_ana' |
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284 | ! |
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285 | CALL function_ana(nlon, nlat, gg_lon, gg_lat, field_ana) |
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286 | ! |
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287 | ! Get the field FRECVANA |
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288 | field_recv1d=field_ini |
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289 | CALL oasis_get(var_id, 0, field_recv1d, ierror) |
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290 | field_recv = RESHAPE(field_recv1d,(/nlon,nlat/)) |
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291 | DEALLOCATE(field_recv1d) |
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292 | ! |
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293 | IF (ierror .NE. OASIS_Ok .AND. ierror .LT. OASIS_Recvd) THEN |
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294 | WRITE (w_unit,*) 'oasis_get abort by model2 compid ',comp_id |
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295 | CALL oasis_abort(comp_id,comp_name,'Problem at line 327') |
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296 | ENDIF |
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297 | IF (FILE_Debug >= 2) THEN |
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298 | WRITE(w_unit,*) 'MINVAL(field_recv),MAXVAL(field_recv)=',MINVAL(field_recv),MAXVAL(field_recv) |
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299 | ENDIF |
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300 | ! |
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301 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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302 | ! Modify the field so to have: |
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303 | ! - on masked points: value of 10000, error of -10000 |
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304 | ! - on non-masked points that did not receive any interpolated value: value of 1.e20, error of -1.e20 |
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305 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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306 | ! |
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307 | gg_error=-10000 |
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308 | mask_error=1 |
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309 | WHERE (gg_mask == 1) ! masked points |
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310 | field_recv=10000. |
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311 | mask_error=0 |
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312 | ELSEWHERE ! non-masked points |
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313 | WHERE (field_recv /= 0.) ! non-masked points that received an interpolated value |
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314 | gg_error = ABS(((field_ana - field_recv)/field_recv))*100 |
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315 | ELSEWHERE ! non-masked points that did not receive an interpolated value |
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316 | gg_error=-1.e20 |
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317 | field_recv=1.e20 |
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318 | mask_error=0 |
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319 | END WHERE |
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320 | END WHERE |
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321 | ! |
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322 | IF (FILE_Debug >= 2) THEN |
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323 | WRITE (w_unit,*) 'After calculating the interpolation error' |
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324 | CALL FLUSH(w_unit) |
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325 | ENDIF |
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326 | ! |
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327 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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328 | ! Write the error and the field in a NetCDF file by proc0 |
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329 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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330 | ! |
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331 | data_filename='error_interp.nc' |
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332 | field_name='error_interp' |
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333 | CALL write_field(nlon, nlat, data_filename, field_name, w_unit, FILE_Debug, gg_lon, gg_lat, gg_error) |
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334 | ! |
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335 | data_filename='FRECVANA.nc' |
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336 | field_name='FRECVANA' |
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337 | CALL write_field(nlon, nlat, data_filename, field_name, w_unit, FILE_Debug, gg_lon, gg_lat, field_recv) |
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338 | ! |
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339 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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340 | ! Calculate error min and max on non-masked points that received an interpolated value |
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341 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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342 | ! |
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343 | min=MINVAL(gg_error, MASK=mask_error>0) |
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344 | IF (FILE_Debug >= 2) THEN |
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345 | WRITE(w_unit,*) 'Min (%) and its location in the error field : ',min |
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346 | WRITE(w_unit,*) MINLOC(gg_error) |
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347 | CALL FLUSH(w_unit) |
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348 | ENDIF |
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349 | ! |
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350 | max=MAXVAL(gg_error, MASK=mask_error>0) |
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351 | IF (FILE_Debug >= 2) THEN |
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352 | WRITE(w_unit,*)'Max (%) and its location in the error field : ',max |
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353 | WRITE(w_unit,*) MAXLOC(gg_error) |
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354 | CALL FLUSH(w_unit) |
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355 | ENDIF |
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356 | ! |
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357 | IF (FILE_Debug >= 2) THEN |
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358 | ic_nmsk=nlon*nlat-SUM(gg_mask) |
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359 | WRITE(w_unit,*) 'Number of non-masked points :',ic_nmsk |
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360 | ic_nmskrv=SUM(mask_error) |
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361 | WRITE(w_unit,*) 'Number of non-masked points that received a value :',ic_nmskrv |
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362 | WRITE(w_unit,*) 'Error mean on non masked points that received a value (%): ', SUM(ABS(gg_error), MASK=mask_error>0)/ic_nmskrv |
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363 | WRITE(w_unit,*) 'Delta error (%/echelle) :',(max - min)/echelle |
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364 | WRITE(w_unit,*) 'End calculation of stat on the error' |
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365 | CALL FLUSH(w_unit) |
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366 | ENDIF |
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367 | |
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368 | CALL SYSTEM("ln -s "//TRIM(comp_out)//" model2.out") |
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369 | ENDIF ! of proc0 |
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370 | ! |
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371 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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372 | ! TERMINATION |
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373 | !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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374 | IF (FILE_Debug >= 2) THEN |
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375 | WRITE (w_unit,*) 'End of the program, before oasis_terminate' |
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376 | CALL FLUSH(w_unit) |
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377 | ENDIF |
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378 | ! |
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379 | CALL oasis_terminate (ierror) |
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380 | IF (ierror /= 0) THEN |
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381 | WRITE (w_unit,*) 'oasis_terminate abort by model2 compid ',comp_id |
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382 | CALL oasis_abort(comp_id,comp_name,'Problem at line 477') |
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383 | ENDIF |
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384 | ! |
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385 | CALL mpi_finalize(ierror) |
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386 | ! |
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387 | END PROGRAM MODEL2 |
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388 | ! |
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