1 | program localtime |
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2 | |
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3 | ! ---------------------------------------------------------------------------- |
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4 | ! Program to redistribute and interpolate the variable a the same |
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5 | ! local times everywhere |
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6 | ! input : diagfi.nc / concat.nc / stats.nc kind of files |
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7 | ! author: F. Forget |
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8 | ! ---------------------------------------------------------------------------- |
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9 | |
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10 | implicit none |
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11 | |
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12 | include "netcdf.inc" ! NetCDF definitions |
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13 | include "planet.h" |
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14 | |
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15 | character (len=50) file |
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16 | ! file(): input file(s) names(s) |
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17 | character (len=30), dimension(6) :: notconcat |
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18 | ! notconcat(): names of the (15) variables that won't be concatenated |
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19 | character (len=50), dimension(:), allocatable :: var |
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20 | ! var(): name(s) of variable(s) that will be concatenated |
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21 | character (len=50) :: tmpvar,title,units |
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22 | ! tmpvar(): used to temporarily store a variable name |
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23 | ! title(): [netcdf] title attribute |
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24 | ! units(): [netcdf] units attribute |
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25 | character (len=100) :: filename,vartmp |
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26 | ! filename(): output file name |
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27 | ! vartmp(): temporary variable name (read from netcdf input file) |
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28 | !character (len=1) :: ccopy |
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29 | ! ccpy: 'y' or 'n' answer |
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30 | integer :: nid,ierr,miss |
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31 | ! nid: [netcdf] file ID # |
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32 | ! ierr: [netcdf] subroutine returned error code |
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33 | ! miss: [netcdf] subroutine returned error code |
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34 | integer :: i,j,k,inter |
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35 | ! for various loops |
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36 | integer :: varid |
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37 | ! varid: [netcdf] variable ID # |
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38 | real, dimension(:), allocatable:: lat,lon,alt,ctl,time |
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39 | ! lat(): array, stores latitude coordinates |
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40 | ! lon(): array, stores longitude coordinates |
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41 | ! alt(): array, stores altitude coordinates |
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42 | ! ctl(): array, stores controle array |
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43 | ! time(): array, stores time coordinates |
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44 | integer :: nbvar,nbvarfile,ndim |
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45 | ! nbvar: # of variables to concatenate |
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46 | ! nbfile: # number of input file(s) |
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47 | ! nbvarfile: total # of variables in an input file |
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48 | ! ndim: [netcdf] # (3 or 4) of dimensions (for variables) |
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49 | integer :: latdim,londim,altdim,ctldim,timedim |
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50 | ! latdim: [netcdf] "latitude" dim ID |
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51 | ! londim: [netcdf] "longitude" dim ID |
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52 | ! altdim: [netcdf] "altdim" dim ID |
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53 | ! ctldim: [netcdf] "controle" dim ID |
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54 | ! timedim: [netcdf] "timedim" dim ID |
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55 | integer :: latvar,lonvar,altvar,ctlvar,timevar |
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56 | ! latvar: [netcdf] ID of "latitude" variable |
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57 | ! lonvar: [netcdf] ID of "longitude" variable |
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58 | ! altvar: [netcdf] ID of "altitude" variable |
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59 | ! ctlvar: [netcdf] ID of "controle" variable |
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60 | ! timevar: [netcdf] ID of "Time" variable |
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61 | integer :: latlen,lonlen,altlen,ctllen,timelen,timelen_lt,timelen_tot |
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62 | integer :: ilat,ilon,ialt,it |
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63 | ! latlen: # of elements of lat() array |
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64 | ! lonlen: # of elements of lon() array |
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65 | ! altvar: # of elements of alt() array |
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66 | ! ctlvar: # of elements of ctl() array |
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67 | ! timelen: # of elemnets of time() array |
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68 | ! timelen_tot:# =timelen or timelen+1 (if 1 more time to interpolate needed) |
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69 | ! timelen_lt: # of elemnets of time() array in output |
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70 | integer :: nout,latdimout,londimout,altdimout,timedimout,timevarout |
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71 | integer :: nhour,nsol |
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72 | ! nout: [netcdf] output file ID |
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73 | ! latdimout: [netcdf] output latitude (dimension) ID |
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74 | ! londimout: [netcdf] output longitude (dimension) ID |
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75 | ! altdimout: [netcdf] output altitude (dimension) ID |
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76 | ! timedimout: [netcdf] output time (dimension) ID |
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77 | ! timevarout: [netcdf] ID of output "Time" variable |
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78 | integer :: varidout |
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79 | ! varidout: [netcdf] variable ID # (of a variable to write to the output file) |
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80 | integer :: Nnotconcat,var_ok |
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81 | ! Nnotconcat: # of (leading)variables that won't be concatenated |
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82 | ! var_ok: flag (0 or 1) |
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83 | integer, dimension(4) :: corner,edges,dim |
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84 | ! corner: [netcdf] |
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85 | ! edges: [netcdf] |
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86 | ! dim: [netcdf] |
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87 | real, dimension(:,:,:,:), allocatable :: var3d |
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88 | ! var3D(,,,): 4D array to store a field |
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89 | |
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90 | real, dimension(:,:,:,:), allocatable :: var3d_lt |
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91 | ! var3D_lt(,,,): 4D array to store a field in local time coordinate |
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92 | real, dimension(:), allocatable :: lt_gcm,lt_hour |
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93 | real, dimension(:), allocatable :: lt_out,lt_outc |
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94 | real, dimension(:), allocatable :: var_gcm |
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95 | |
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96 | real :: missing |
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97 | !PARAMETER(missing=1E+20) |
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98 | ! missing: [netcdf] to handle "missing" values when reading/writing files |
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99 | real, dimension(2) :: valid_range |
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100 | ! valid_range(2): [netcdf] interval in which a value is considered valid |
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101 | logical :: stats ! stats=T when reading a "stats" kind of ile |
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102 | |
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103 | |
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104 | !============================================================================== |
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105 | ! 1.1. Get input file name(s) |
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106 | !============================================================================== |
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107 | write(*,*) |
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108 | write(*,*) "which file do you want to use? (type histmth.nc)" |
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109 | |
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110 | read(*,'(a50)') file |
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111 | |
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112 | if (len_trim(file).eq.0) then |
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113 | write(*,*) "no file... game over" |
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114 | stop "" |
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115 | endif |
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116 | |
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117 | !============================================================================== |
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118 | ! 1.3. Open the first input file |
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119 | !============================================================================== |
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120 | |
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121 | ierr = NF_OPEN(file,NF_NOWRITE,nid) |
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122 | if (ierr.NE.NF_NOERR) then |
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123 | write(*,*) 'ERROR: Pb opening file '//file |
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124 | stop "" |
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125 | endif |
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126 | |
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127 | ierr=NF_INQ_NVARS(nid,nbvarfile) |
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128 | ! nbvarfile now set to be the (total) number of variables in file |
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129 | |
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130 | !============================================================================== |
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131 | ! 1.4. Ask for (output) "Time" axis type |
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132 | !============================================================================== |
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133 | |
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134 | notconcat(1)='time_counter' |
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135 | notconcat(2)='lat' |
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136 | notconcat(3)='lon' |
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137 | notconcat(4)='presnivs' |
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138 | notconcat(5)='aire' |
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139 | notconcat(6)='phis' |
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140 | |
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141 | !============================================================================== |
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142 | ! 1.5. Get (and check) list of variables to concatenate |
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143 | !============================================================================== |
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144 | write(*,*) |
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145 | Nnotconcat=0 |
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146 | do i=1,nbvarfile |
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147 | ierr=NF_INQ_VARNAME(nid,i,vartmp) |
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148 | ! vartmp now contains the "name" of variable of ID # i |
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149 | var_ok=0 |
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150 | do inter=1,6 |
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151 | if (vartmp.eq.notconcat(inter)) then |
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152 | var_ok=1 |
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153 | Nnotconcat=Nnotconcat+1 |
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154 | endif |
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155 | enddo |
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156 | if (var_ok.eq.0) write(*,*) trim(vartmp) |
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157 | enddo |
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158 | |
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159 | ! Nnotconcat: # of variables that won't be concatenated |
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160 | ! nbvarfile: total # of variables in file |
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161 | allocate(var(nbvarfile-Nnotconcat)) |
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162 | |
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163 | |
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164 | write(*,*) |
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165 | write(*,*) "which variables do you want to redistribute ?" |
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166 | write(*,*) "all / list of <variables> (separated by <Enter>s)" |
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167 | write(*,*) "(an empty line , i.e: just <Enter>, implies end of list)" |
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168 | nbvar=0 |
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169 | read(*,'(a50)') tmpvar |
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170 | do while ((tmpvar/=' ').AND.(trim(tmpvar)/='all')) |
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171 | nbvar=nbvar+1 |
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172 | var(nbvar)=tmpvar |
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173 | read(*,'(a50)') tmpvar |
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174 | enddo |
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175 | |
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176 | if (tmpvar=="all") then |
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177 | nbvar=nbvarfile-Nnotconcat |
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178 | do j=Nnotconcat+1,nbvarfile |
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179 | ierr=nf_inq_varname(nid,j,var(j-Nnotconcat)) |
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180 | enddo |
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181 | ! Variables names from the file are catched |
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182 | nbvar=nbvarfile-Nnotconcat |
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183 | do i=1,nbvar |
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184 | ierr=nf_inq_varname(nid,i+Nnotconcat,var(i)) |
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185 | write(*,'(a9,1x,i2,1x,a1,1x,a50)') "variable ",i,":",var(i) |
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186 | enddo |
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187 | else if(nbvar==0) then |
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188 | write(*,*) "no variable... game over" |
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189 | stop "" |
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190 | endif ! of if (tmpvar=="all") |
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191 | |
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192 | !============================================================================== |
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193 | ! 1.6. Get output file name |
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194 | !============================================================================== |
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195 | filename=file(1:len_trim(file)-3)//"_LT.nc" |
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196 | write(*,*) filename |
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197 | |
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198 | !============================================================================== |
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199 | ! 2.1. Open input file |
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200 | !============================================================================== |
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201 | |
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202 | if (i/=1) then |
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203 | write(*,*) |
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204 | write(*,*) "opening "//trim(file)//"..." |
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205 | ierr = NF_OPEN(file,NF_NOWRITE,nid) |
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206 | if (ierr.NE.NF_NOERR) then |
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207 | write(*,*) 'ERROR: Pb opening file '//file |
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208 | write(*,*) NF_STRERROR(ierr) |
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209 | stop "" |
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210 | endif |
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211 | endif |
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212 | |
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213 | !============================================================================== |
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214 | ! 2.2. Read (and check) dimensions of variables from input file |
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215 | !============================================================================== |
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216 | |
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217 | ierr=NF_INQ_DIMID(nid,"lat",latdim) |
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218 | ierr=NF_INQ_VARID(nid,"lat",latvar) |
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219 | if (ierr.NE.NF_NOERR) then |
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220 | write(*,*) 'ERROR: Field <lat> is missing in file'//file |
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221 | stop "" |
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222 | endif |
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223 | ierr=NF_INQ_DIMLEN(nid,latdim,latlen) |
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224 | ! write(*,*) "latlen: ",latlen |
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225 | |
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226 | ierr=NF_INQ_DIMID(nid,"lon",londim) |
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227 | ierr=NF_INQ_VARID(nid,"lon",lonvar) |
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228 | if (ierr.NE.NF_NOERR) then |
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229 | write(*,*) 'ERROR: Field <lon> is missing in file'//file |
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230 | stop "" |
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231 | endif |
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232 | ierr=NF_INQ_DIMLEN(nid,londim,lonlen) |
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233 | ! write(*,*) "lonlen: ",lonlen |
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234 | |
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235 | ierr=NF_INQ_DIMID(nid,"presnivs",altdim) |
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236 | ierr=NF_INQ_VARID(nid,"presnivs",altvar) |
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237 | if (ierr.NE.NF_NOERR) then |
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238 | write(*,*) 'ERROR: Field <presnivs> is missing in file'//file |
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239 | stop "" |
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240 | endif |
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241 | ierr=NF_INQ_DIMLEN(nid,altdim,altlen) |
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242 | ! write(*,*) "altlen: ",altlen |
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243 | |
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244 | ierr=NF_INQ_DIMID(nid,"index",ctldim) |
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245 | ierr=NF_INQ_VARID(nid,"controle",ctlvar) |
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246 | if (ierr.NE.NF_NOERR) then |
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247 | write(*,*) 'Field <controle> is missing in file'//file |
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248 | ctllen=0 |
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249 | !stop "" |
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250 | else |
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251 | ierr=NF_INQ_DIMLEN(nid,ctldim,ctllen) |
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252 | endif |
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253 | ! write(*,*) "controle: ",controle |
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254 | |
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255 | !============================================================================== |
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256 | ! 2.3. Read (and check compatibility of) dimensions of |
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257 | ! variables from input file |
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258 | !============================================================================== |
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259 | |
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260 | ! First call; initialize/allocate |
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261 | allocate(lat(latlen)) |
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262 | allocate(lon(lonlen)) |
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263 | allocate(alt(altlen)) |
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264 | allocate(ctl(ctllen)) |
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265 | #ifdef NC_DOUBLE |
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266 | ierr = NF_GET_VAR_DOUBLE(nid,latvar,lat) |
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267 | ierr = NF_GET_VAR_DOUBLE(nid,lonvar,lon) |
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268 | ierr = NF_GET_VAR_DOUBLE(nid,altvar,alt) |
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269 | if (ctllen .ne. -1) ierr = NF_GET_VAR_DOUBLE(nid,ctlvar,ctl) |
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270 | #else |
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271 | ierr = NF_GET_VAR_REAL(nid,latvar,lat) |
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272 | ierr = NF_GET_VAR_REAL(nid,lonvar,lon) |
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273 | ierr = NF_GET_VAR_REAL(nid,altvar,alt) |
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274 | if (ctllen .ne. -1) ierr = NF_GET_VAR_REAL(nid,ctlvar,ctl) |
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275 | #endif |
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276 | !============================================================================== |
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277 | ! 2.4. Handle "Time" dimension from input file |
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278 | !============================================================================== |
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279 | |
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280 | !============================================================================== |
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281 | ! 2.4.0 Read "Time" dimension from input file |
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282 | !============================================================================== |
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283 | ierr=NF_INQ_DIMID(nid,"time_counter",timedim) |
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284 | if (ierr.NE.NF_NOERR) then |
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285 | write(*,*) 'ERROR: Dimension <time_counter> is missing in file'//file |
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286 | stop "" |
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287 | endif |
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288 | ierr=NF_INQ_VARID(nid,"time_counter",timevar) |
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289 | if (ierr.NE.NF_NOERR) then |
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290 | write(*,*) 'ERROR: Field <time_counter> is missing in file'//file |
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291 | stop "" |
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292 | endif |
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293 | ierr=NF_INQ_DIMLEN(nid,timedim,timelen) |
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294 | ! write(*,*) "timelen: ",timelen |
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295 | |
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296 | ! allocate time() array and fill it with values from input file |
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297 | allocate(time(timelen)) |
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298 | |
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299 | #ifdef NC_DOUBLE |
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300 | ierr = NF_GET_VAR_DOUBLE(nid,timevar,time) |
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301 | #else |
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302 | ierr = NF_GET_VAR_REAL(nid,timevar,time) |
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303 | #endif |
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304 | |
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305 | |
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306 | !============================================================================== |
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307 | ! 2.4.1 Select local times to be saved "Time" in output file |
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308 | !============================================================================== |
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309 | write(*,*) 'number of local time to be used ?' |
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310 | read(*,*) nhour |
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311 | allocate(lt_hour(nhour)) |
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312 | write(*,*) 'list of selected local time (0<t<24)' |
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313 | do it=1,nhour |
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314 | read(*,*) lt_hour(it) |
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315 | end do |
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316 | |
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317 | if ((timelen.eq.12).and.(time(1).eq.2).and.(time(timelen).eq.24))then |
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318 | write(*,*) 'We detect a ""stats"" file' |
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319 | stop |
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320 | else ! case Venus histmth.nc file |
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321 | stats=.false. |
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322 | ! Number of sol in input file |
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323 | nsol = int((time(timelen)-time(1))/localday)+1 |
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324 | write(*,*) time |
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325 | write(*,*) "Number of days in input file:",nsol |
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326 | timelen_lt=nhour*nsol |
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327 | allocate(lt_out(timelen_lt)) |
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328 | i=0 |
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329 | do k=1,nsol |
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330 | do it=1,nhour |
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331 | i=i+1 |
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332 | lt_out(i)=int(time(1)/localday) + k-1 + lt_hour(it)/24. |
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333 | end do |
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334 | end do |
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335 | end if |
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336 | |
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337 | if (nsol.gt.1) then |
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338 | timelen_tot=timelen |
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339 | else |
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340 | ! if only 1 sol available, we must add 1 timestep for the interpolation |
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341 | timelen_tot=timelen+1 |
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342 | endif |
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343 | allocate(lt_gcm(timelen_tot)) |
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344 | allocate(var_gcm(timelen_tot)) |
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345 | |
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346 | allocate(lt_outc(timelen_lt)) |
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347 | |
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348 | |
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349 | !============================================================================== |
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350 | ! 2.4.1.5 Initiate dimension in output file |
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351 | !============================================================================== |
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352 | |
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353 | |
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354 | ! Initialize output file's lat,lon,alt and time dimensions |
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355 | call initiate (filename,lat,lon,alt,ctl,nout,& |
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356 | latdimout,londimout,altdimout,timedimout,timevarout) |
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357 | ! Initialize output file's phis variables |
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358 | call init2(nid,lonlen,latlen,altlen,& |
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359 | nout,londimout,latdimout,altdimout) |
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360 | |
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361 | |
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362 | !============================================================================== |
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363 | ! 2.4.2 Write/extend "Time" dimension/values in output file |
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364 | !============================================================================== |
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365 | |
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366 | if (stats) then |
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367 | |
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368 | do it=1,timelen_lt |
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369 | #ifdef NC_DOUBLE |
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370 | ierr= NF_PUT_VARA_DOUBLE(nout,timevarout,it,1,lt_hour(it)) |
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371 | #else |
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372 | ierr= NF_PUT_VARA_REAL(nout,timevarout,it,1,lt_hour(it)) |
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373 | #endif |
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374 | enddo |
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375 | else |
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376 | do it=1,timelen_lt |
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377 | #ifdef NC_DOUBLE |
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378 | ierr= NF_PUT_VARA_DOUBLE(nout,timevarout,it,1,lt_out(it)) |
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379 | #else |
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380 | ierr= NF_PUT_VARA_REAL(nout,timevarout,it,1,lt_out(it)) |
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381 | #endif |
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382 | enddo |
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383 | end if |
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384 | |
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385 | !============================================================================== |
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386 | ! 2.5 Read/write variables |
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387 | !============================================================================== |
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388 | |
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389 | do j=1,nbvar ! loop on variables to read/write |
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390 | |
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391 | !============================================================================== |
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392 | ! 2.5.1 Check that variable to be read existe in input file |
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393 | !============================================================================== |
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394 | |
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395 | write(*,*) "variable ",var(j) |
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396 | ierr=nf_inq_varid(nid,var(j),varid) |
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397 | if (ierr.NE.NF_NOERR) then |
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398 | write(*,*) 'ERROR: Field <',var(j),'> not found in file'//file |
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399 | stop "" |
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400 | endif |
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401 | ierr=nf_inq_varndims(nid,varid,ndim) |
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402 | |
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403 | !============================================================================== |
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404 | ! 2.5.2 Prepare things in order to read/write the variable |
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405 | !============================================================================== |
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406 | |
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407 | ! build dim(),corner() and edges() arrays |
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408 | ! and allocate var3d() array |
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409 | if (ndim==3) then |
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410 | allocate(var3d(lonlen,latlen,timelen,1)) |
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411 | allocate(var3d_lt(lonlen,latlen,timelen_lt,1)) |
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412 | dim(1)=londimout |
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413 | dim(2)=latdimout |
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414 | dim(3)=timedimout |
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415 | |
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416 | ! start indexes (where data values will be written) |
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417 | corner(1)=1 |
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418 | corner(2)=1 |
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419 | corner(3)=1 |
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420 | corner(4)=1 |
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421 | |
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422 | ! length (along dimensions) of block of data to be written |
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423 | edges(1)=lonlen |
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424 | edges(2)=latlen |
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425 | edges(3)=timelen_lt |
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426 | edges(4)=1 |
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427 | |
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428 | else if (ndim==4) then |
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429 | allocate(var3d(lonlen,latlen,altlen,timelen)) |
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430 | allocate(var3d_lt(lonlen,latlen,altlen,timelen_lt)) |
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431 | dim(1)=londimout |
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432 | dim(2)=latdimout |
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433 | dim(3)=altdimout |
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434 | dim(4)=timedimout |
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435 | |
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436 | ! start indexes (where data values will be written) |
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437 | corner(1)=1 |
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438 | corner(2)=1 |
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439 | corner(3)=1 |
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440 | corner(4)=1 |
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441 | |
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442 | ! length (along dimensions) of block of data to be written |
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443 | edges(1)=lonlen |
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444 | edges(2)=latlen |
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445 | edges(3)=altlen |
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446 | edges(4)=timelen_lt |
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447 | endif |
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448 | |
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449 | units=" " |
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450 | title=" " |
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451 | ierr=nf_get_att_text(nid,varid,"title",title) |
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452 | ierr=nf_get_att_text(nid,varid,"units",units) |
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453 | call def_var(nout,var(j),title,units,ndim,dim,varidout,ierr) |
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454 | |
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455 | |
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456 | |
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457 | !============================================================================== |
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458 | ! 2.5.3 Read from input file |
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459 | !============================================================================== |
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460 | |
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461 | #ifdef NC_DOUBLE |
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462 | ierr = NF_GET_VAR_DOUBLE(nid,varid,var3d) |
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463 | miss=NF_GET_ATT_DOUBLE(nid,varid,"missing_value",missing) |
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464 | miss=NF_GET_ATT_DOUBLE(nid,varid,"valid_range",valid_range) |
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465 | #else |
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466 | ierr = NF_GET_VAR_REAL(nid,varid,var3d) |
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467 | miss=NF_GET_ATT_REAL(nid,varid,"missing_value",missing) |
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468 | miss=NF_GET_ATT_REAL(nid,varid,"valid_range",valid_range) |
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469 | #endif |
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470 | |
---|
471 | !============================================================================== |
---|
472 | ! 2.5.4 Read from input file |
---|
473 | !============================================================================== |
---|
474 | ! Interpolation in local time : |
---|
475 | |
---|
476 | do ilon=1,lonlen |
---|
477 | ! write(*,*) 'processing longitude =', lon(ilon) |
---|
478 | ! Local time at each longitude : |
---|
479 | do it=1,timelen ! loop temps in |
---|
480 | ! suppose that: |
---|
481 | ! - we're on Venus |
---|
482 | ! - the run is initiated when LT(lon=0)=0 |
---|
483 | ! - the time points in output are located at mid-intervals |
---|
484 | lt_gcm(it) = int(time(1)/localday) + & |
---|
485 | (it-0.5)*nsol/timelen - 0.5*lon(ilon)/180. |
---|
486 | end do |
---|
487 | if (nsol.eq.1) lt_gcm(timelen+1) = lt_gcm(1)+1 |
---|
488 | |
---|
489 | do it=1,timelen_lt ! loop time local time |
---|
490 | lt_outc(it)=lt_out(it) |
---|
491 | ! Correction to use same local time previous or following |
---|
492 | ! day where data are missing : |
---|
493 | if(lt_outc(it).gt.lt_gcm(timelen_tot))lt_outc(it)=lt_out(it)-1 |
---|
494 | if(lt_outc(it).lt.lt_gcm(1))lt_outc(it)=lt_out(it)+1 |
---|
495 | end do |
---|
496 | |
---|
497 | if (ndim==3) then |
---|
498 | do ilat=1,latlen |
---|
499 | do it=1,timelen ! loop temps in |
---|
500 | var_gcm(it) = var3d(ilon,ilat,it,1) |
---|
501 | end do |
---|
502 | if (nsol.eq.1) var_gcm(timelen+1) = var_gcm(1) |
---|
503 | do it=1,timelen_lt ! loop time local time |
---|
504 | call interpolf(lt_outc(it),var3d_lt(ilon,ilat,it,1),& |
---|
505 | missing,lt_gcm,var_gcm,timelen_tot) |
---|
506 | end do |
---|
507 | enddo |
---|
508 | |
---|
509 | else if (ndim==4) then |
---|
510 | do ilat=1,latlen |
---|
511 | do ialt=1,altlen |
---|
512 | do it=1,timelen ! loop temps in |
---|
513 | var_gcm(it) = var3d(ilon,ilat,ialt,it) |
---|
514 | end do |
---|
515 | if (nsol.eq.1) var_gcm(timelen+1) = var_gcm(1) |
---|
516 | do it=1,timelen_lt ! loop time local time |
---|
517 | call interpolf(lt_outc(it),var3d_lt(ilon,ilat,ialt,it),& |
---|
518 | missing,lt_gcm,var_gcm,timelen_tot) |
---|
519 | end do |
---|
520 | enddo |
---|
521 | enddo |
---|
522 | end if |
---|
523 | |
---|
524 | end do |
---|
525 | |
---|
526 | |
---|
527 | !============================================================================== |
---|
528 | ! 2.5.5 write (append) to the output file |
---|
529 | !============================================================================== |
---|
530 | |
---|
531 | #ifdef NC_DOUBLE |
---|
532 | ierr= NF_PUT_VARA_DOUBLE(nout,varidout,corner,edges,var3d_lt) |
---|
533 | #else |
---|
534 | ierr= NF_PUT_VARA_REAL(nout,varidout,corner,edges,var3d_lt) |
---|
535 | #endif |
---|
536 | |
---|
537 | if (ierr.ne.NF_NOERR) then |
---|
538 | write(*,*) 'PUT_VAR ERROR: ',NF_STRERROR(ierr) |
---|
539 | stop "" |
---|
540 | endif |
---|
541 | |
---|
542 | ! In case there is a "valid_range" attribute |
---|
543 | ! Write "valid_range" and "missing_value" attributes in output file |
---|
544 | if (miss.eq.NF_NOERR) then |
---|
545 | call missing_value(nout,varidout,valid_range,missing) |
---|
546 | endif |
---|
547 | |
---|
548 | ! free var3d() array |
---|
549 | deallocate(var3d) |
---|
550 | deallocate(var3d_lt) |
---|
551 | |
---|
552 | enddo ! of do j=1,nbvar |
---|
553 | |
---|
554 | deallocate(time) |
---|
555 | deallocate(lt_gcm) |
---|
556 | deallocate(lt_out) |
---|
557 | deallocate(lt_outc) |
---|
558 | deallocate(var_gcm) |
---|
559 | |
---|
560 | ! Close input file |
---|
561 | ierr=nf_close(nid) |
---|
562 | |
---|
563 | ! Close output file |
---|
564 | ierr=NF_CLOSE(nout) |
---|
565 | |
---|
566 | contains |
---|
567 | |
---|
568 | !****************************************************************************** |
---|
569 | Subroutine initiate (filename,lat,lon,alt,ctl,& |
---|
570 | nout,latdimout,londimout,altdimout,timedimout,timevarout) |
---|
571 | !============================================================================== |
---|
572 | ! Purpose: |
---|
573 | ! Create and initialize a data file (NetCDF format) |
---|
574 | !============================================================================== |
---|
575 | ! Remarks: |
---|
576 | ! The NetCDF file (created in this subroutine) remains open |
---|
577 | !============================================================================== |
---|
578 | |
---|
579 | implicit none |
---|
580 | |
---|
581 | include "netcdf.inc" ! NetCDF definitions |
---|
582 | |
---|
583 | !============================================================================== |
---|
584 | ! Arguments: |
---|
585 | !============================================================================== |
---|
586 | character (len=*), intent(in):: filename |
---|
587 | ! filename(): the file's name |
---|
588 | real, dimension(:), intent(in):: lat |
---|
589 | ! lat(): latitude |
---|
590 | real, dimension(:), intent(in):: lon |
---|
591 | ! lon(): longitude |
---|
592 | real, dimension(:), intent(in):: alt |
---|
593 | ! alt(): altitude |
---|
594 | real, dimension(:), intent(in):: ctl |
---|
595 | ! ctl(): controle |
---|
596 | integer, intent(out):: nout |
---|
597 | ! nout: [netcdf] file ID |
---|
598 | integer, intent(out):: latdimout |
---|
599 | ! latdimout: [netcdf] lat() (i.e.: latitude) ID |
---|
600 | integer, intent(out):: londimout |
---|
601 | ! londimout: [netcdf] lon() ID |
---|
602 | integer, intent(out):: altdimout |
---|
603 | ! altdimout: [netcdf] alt() ID |
---|
604 | integer, intent(out):: timedimout |
---|
605 | ! timedimout: [netcdf] "Time" ID |
---|
606 | integer, intent(out):: timevarout |
---|
607 | ! timevarout: [netcdf] "Time" (considered as a variable) ID |
---|
608 | |
---|
609 | !============================================================================== |
---|
610 | ! Local variables: |
---|
611 | !============================================================================== |
---|
612 | !integer :: latdim,londim,altdim,timedim |
---|
613 | integer :: nvarid,ierr |
---|
614 | integer :: ctldimout |
---|
615 | ! nvarid: [netcdf] ID of a variable |
---|
616 | ! ierr: [netcdf] return error code (from called subroutines) |
---|
617 | |
---|
618 | !============================================================================== |
---|
619 | ! 1. Create (and open) output file |
---|
620 | !============================================================================== |
---|
621 | write(*,*) "creating "//trim(adjustl(filename))//'...' |
---|
622 | ierr = NF_CREATE(filename,IOR(NF_CLOBBER,NF_64BIT_OFFSET),nout) |
---|
623 | ! NB: setting NF_CLOBBER mode means that it's OK to overwrite an existing file |
---|
624 | if (ierr.NE.NF_NOERR) then |
---|
625 | WRITE(*,*)'ERROR: Impossible to create the file.' |
---|
626 | stop "" |
---|
627 | endif |
---|
628 | |
---|
629 | !============================================================================== |
---|
630 | ! 2. Define/write "dimensions" and get their IDs |
---|
631 | !============================================================================== |
---|
632 | |
---|
633 | ierr = NF_DEF_DIM(nout, "latitude", size(lat), latdimout) |
---|
634 | ierr = NF_DEF_DIM(nout, "longitude", size(lon), londimout) |
---|
635 | ierr = NF_DEF_DIM(nout, "presnivs", size(alt), altdimout) |
---|
636 | if (size(ctl).ne.0) ierr = NF_DEF_DIM(nout, "index", size(ctl), ctldimout) |
---|
637 | ierr = NF_DEF_DIM(nout, "Time", NF_UNLIMITED, timedimout) |
---|
638 | |
---|
639 | ! End netcdf define mode |
---|
640 | ierr = NF_ENDDEF(nout) |
---|
641 | |
---|
642 | !============================================================================== |
---|
643 | ! 3. Write "Time" and its attributes |
---|
644 | !============================================================================== |
---|
645 | |
---|
646 | call def_var(nout,"Time","Time","years since 0000-00-0 00:00:00",1,& |
---|
647 | (/timedimout/),timevarout,ierr) |
---|
648 | |
---|
649 | !============================================================================== |
---|
650 | ! 4. Write "latitude" (data and attributes) |
---|
651 | !============================================================================== |
---|
652 | |
---|
653 | call def_var(nout,"latitude","latitude","degrees_north",1,& |
---|
654 | (/latdimout/),nvarid,ierr) |
---|
655 | |
---|
656 | #ifdef NC_DOUBLE |
---|
657 | ierr = NF_PUT_VAR_DOUBLE (nout,nvarid,lat) |
---|
658 | #else |
---|
659 | ierr = NF_PUT_VAR_REAL (nout,nvarid,lat) |
---|
660 | #endif |
---|
661 | |
---|
662 | !============================================================================== |
---|
663 | ! 4. Write "longitude" (data and attributes) |
---|
664 | !============================================================================== |
---|
665 | |
---|
666 | call def_var(nout,"longitude","East longitude","degrees_east",1,& |
---|
667 | (/londimout/),nvarid,ierr) |
---|
668 | |
---|
669 | #ifdef NC_DOUBLE |
---|
670 | ierr = NF_PUT_VAR_DOUBLE (nout,nvarid,lon) |
---|
671 | #else |
---|
672 | ierr = NF_PUT_VAR_REAL (nout,nvarid,lon) |
---|
673 | #endif |
---|
674 | |
---|
675 | !============================================================================== |
---|
676 | ! 5. Write "altitude" (data and attributes) |
---|
677 | !============================================================================== |
---|
678 | |
---|
679 | ! Switch to netcdf define mode |
---|
680 | ierr = NF_REDEF (nout) |
---|
681 | |
---|
682 | #ifdef NC_DOUBLE |
---|
683 | ierr = NF_DEF_VAR (nout,"presnivs",NF_DOUBLE,1,altdimout,nvarid) |
---|
684 | #else |
---|
685 | ierr = NF_DEF_VAR (nout,"presnivs",NF_FLOAT,1,altdimout,nvarid) |
---|
686 | #endif |
---|
687 | |
---|
688 | ierr = NF_PUT_ATT_TEXT (nout,nvarid,"long_name",8,"presnivs") |
---|
689 | ierr = NF_PUT_ATT_TEXT (nout,nvarid,'units',2,"Pa") |
---|
690 | ierr = NF_PUT_ATT_TEXT (nout,nvarid,'positive',4,"down") |
---|
691 | |
---|
692 | ! End netcdf define mode |
---|
693 | ierr = NF_ENDDEF(nout) |
---|
694 | |
---|
695 | #ifdef NC_DOUBLE |
---|
696 | ierr = NF_PUT_VAR_DOUBLE (nout,nvarid,alt) |
---|
697 | #else |
---|
698 | ierr = NF_PUT_VAR_REAL (nout,nvarid,alt) |
---|
699 | #endif |
---|
700 | |
---|
701 | !============================================================================== |
---|
702 | ! 6. Write "controle" (data and attributes) |
---|
703 | !============================================================================== |
---|
704 | |
---|
705 | if (size(ctl).ne.0) then |
---|
706 | ! Switch to netcdf define mode |
---|
707 | ierr = NF_REDEF (nout) |
---|
708 | |
---|
709 | #ifdef NC_DOUBLE |
---|
710 | ierr = NF_DEF_VAR (nout,"controle",NF_DOUBLE,1,ctldimout,nvarid) |
---|
711 | #else |
---|
712 | ierr = NF_DEF_VAR (nout,"controle",NF_FLOAT,1,ctldimout,nvarid) |
---|
713 | #endif |
---|
714 | |
---|
715 | ierr = NF_PUT_ATT_TEXT (nout,nvarid,"title",18,"Control parameters") |
---|
716 | |
---|
717 | ! End netcdf define mode |
---|
718 | ierr = NF_ENDDEF(nout) |
---|
719 | |
---|
720 | #ifdef NC_DOUBLE |
---|
721 | ierr = NF_PUT_VAR_DOUBLE (nout,nvarid,ctl) |
---|
722 | #else |
---|
723 | ierr = NF_PUT_VAR_REAL (nout,nvarid,ctl) |
---|
724 | #endif |
---|
725 | endif |
---|
726 | |
---|
727 | end Subroutine initiate |
---|
728 | !****************************************************************************** |
---|
729 | subroutine init2(infid,lonlen,latlen,altlen, & |
---|
730 | outfid,londimout,latdimout,altdimout) |
---|
731 | !============================================================================== |
---|
732 | ! Purpose: |
---|
733 | ! Copy phis() from input file to outpout file |
---|
734 | !============================================================================== |
---|
735 | ! Remarks: |
---|
736 | ! The NetCDF files must be open |
---|
737 | !============================================================================== |
---|
738 | |
---|
739 | implicit none |
---|
740 | |
---|
741 | include "netcdf.inc" ! NetCDF definitions |
---|
742 | |
---|
743 | !============================================================================== |
---|
744 | ! Arguments: |
---|
745 | !============================================================================== |
---|
746 | integer, intent(in) :: infid ! NetCDF output file ID |
---|
747 | integer, intent(in) :: lonlen ! # of grid points along longitude |
---|
748 | integer, intent(in) :: latlen ! # of grid points along latitude |
---|
749 | integer, intent(in) :: altlen ! # of grid points along latitude |
---|
750 | integer, intent(in) :: outfid ! NetCDF output file ID |
---|
751 | integer, intent(in) :: londimout ! longitude dimension ID |
---|
752 | integer, intent(in) :: latdimout ! latitude dimension ID |
---|
753 | integer, intent(in) :: altdimout ! altitude dimension ID |
---|
754 | !============================================================================== |
---|
755 | ! Local variables: |
---|
756 | !============================================================================== |
---|
757 | real,dimension(:,:),allocatable :: phis ! Ground geopotential |
---|
758 | integer :: phisid |
---|
759 | integer :: ierr |
---|
760 | integer :: tmpvarid ! temporary variable ID |
---|
761 | logical :: phis_ok ! is "phis" available ? |
---|
762 | |
---|
763 | |
---|
764 | !============================================================================== |
---|
765 | ! 1. Read data from input file |
---|
766 | !============================================================================== |
---|
767 | |
---|
768 | ! ground geopotential phis |
---|
769 | ierr=NF_INQ_VARID(infid,"phis",tmpvarid) |
---|
770 | allocate(phis(lonlen,latlen)) |
---|
771 | if (ierr.ne.NF_NOERR) then |
---|
772 | write(*,*) "Failed to get phis ID. OK" |
---|
773 | phis = 0. |
---|
774 | phis_ok = .false. |
---|
775 | else |
---|
776 | ierr=NF_GET_VAR_REAL(infid,tmpvarid,phis) |
---|
777 | if (ierr.ne.NF_NOERR) then |
---|
778 | stop "Error: Failed reading phis" |
---|
779 | endif |
---|
780 | phis_ok = .true. |
---|
781 | endif |
---|
782 | |
---|
783 | |
---|
784 | !============================================================================== |
---|
785 | ! 2. Write |
---|
786 | !============================================================================== |
---|
787 | |
---|
788 | !============================================================================== |
---|
789 | ! 2.2. phis() |
---|
790 | !============================================================================== |
---|
791 | |
---|
792 | |
---|
793 | IF (phis_ok) THEN |
---|
794 | |
---|
795 | !define phis |
---|
796 | call def_var(nout,"phis","Ground level geopotential"," ",2,& |
---|
797 | (/londimout,latdimout/),phisid,ierr) |
---|
798 | if (ierr.ne.NF_NOERR) then |
---|
799 | stop "Error: Failed to def_var phis" |
---|
800 | endif |
---|
801 | |
---|
802 | ! write phis |
---|
803 | #ifdef NC_DOUBLE |
---|
804 | ierr=NF_PUT_VAR_DOUBLE(outfid,phisid,phis) |
---|
805 | #else |
---|
806 | ierr=NF_PUT_VAR_REAL(outfid,phisid,phis) |
---|
807 | #endif |
---|
808 | if (ierr.ne.NF_NOERR) then |
---|
809 | stop "Error: Failed to write phis" |
---|
810 | endif |
---|
811 | |
---|
812 | END IF |
---|
813 | |
---|
814 | |
---|
815 | ! Cleanup |
---|
816 | deallocate(phis) |
---|
817 | |
---|
818 | end subroutine init2 |
---|
819 | !****************************************************************************** |
---|
820 | subroutine def_var(nid,name,title,units,nbdim,dim,nvarid,ierr) |
---|
821 | !============================================================================== |
---|
822 | ! Purpose: Write a variable (i.e: add a variable to a dataset) |
---|
823 | ! called "name"; along with its attributes "title", "units"... |
---|
824 | ! to a file (following the NetCDF format) |
---|
825 | !============================================================================== |
---|
826 | ! Remarks: |
---|
827 | ! The NetCDF file must be open |
---|
828 | !============================================================================== |
---|
829 | |
---|
830 | implicit none |
---|
831 | |
---|
832 | include "netcdf.inc" ! NetCDF definitions |
---|
833 | |
---|
834 | !============================================================================== |
---|
835 | ! Arguments: |
---|
836 | !============================================================================== |
---|
837 | integer, intent(in) :: nid |
---|
838 | ! nid: [netcdf] file ID # |
---|
839 | character (len=*), intent(in) :: name |
---|
840 | ! name(): [netcdf] variable's name |
---|
841 | character (len=*), intent(in) :: title |
---|
842 | ! title(): [netcdf] variable's "title" attribute |
---|
843 | character (len=*), intent(in) :: units |
---|
844 | ! unit(): [netcdf] variable's "units" attribute |
---|
845 | integer, intent(in) :: nbdim |
---|
846 | ! nbdim: number of dimensions of the variable |
---|
847 | integer, dimension(nbdim), intent(in) :: dim |
---|
848 | ! dim(nbdim): [netcdf] dimension(s) ID(s) |
---|
849 | integer, intent(out) :: nvarid |
---|
850 | ! nvarid: [netcdf] ID # of the variable |
---|
851 | integer, intent(out) :: ierr |
---|
852 | ! ierr: [netcdf] subroutines returned error code |
---|
853 | |
---|
854 | ! Switch to netcdf define mode |
---|
855 | ierr=NF_REDEF(nid) |
---|
856 | |
---|
857 | ! Insert the definition of the variable |
---|
858 | #ifdef NC_DOUBLE |
---|
859 | ierr=NF_DEF_VAR(nid,adjustl(name),NF_DOUBLE,nbdim,dim,nvarid) |
---|
860 | #else |
---|
861 | ierr=NF_DEF_VAR(nid,adjustl(name),NF_FLOAT,nbdim,dim,nvarid) |
---|
862 | #endif |
---|
863 | |
---|
864 | ! Write the attributes |
---|
865 | ierr=NF_PUT_ATT_TEXT(nid,nvarid,"title",len_trim(adjustl(title)),adjustl(title)) |
---|
866 | ierr=NF_PUT_ATT_TEXT(nid,nvarid,"units",len_trim(adjustl(units)),adjustl(units)) |
---|
867 | |
---|
868 | ! End netcdf define mode |
---|
869 | ierr=NF_ENDDEF(nid) |
---|
870 | |
---|
871 | end subroutine def_var |
---|
872 | !****************************************************************************** |
---|
873 | subroutine missing_value(nout,nvarid,valid_range,missing) |
---|
874 | !============================================================================== |
---|
875 | ! Purpose: |
---|
876 | ! Write "valid_range" and "missing_value" attributes (of a given |
---|
877 | ! variable) to a netcdf file |
---|
878 | !============================================================================== |
---|
879 | ! Remarks: |
---|
880 | ! NetCDF file must be open |
---|
881 | ! Variable (nvarid) ID must be set |
---|
882 | !============================================================================== |
---|
883 | |
---|
884 | implicit none |
---|
885 | |
---|
886 | include "netcdf.inc" ! NetCDF definitions |
---|
887 | |
---|
888 | !============================================================================== |
---|
889 | ! Arguments: |
---|
890 | !============================================================================== |
---|
891 | integer, intent(in) :: nout |
---|
892 | ! nout: [netcdf] file ID # |
---|
893 | integer, intent(in) :: nvarid |
---|
894 | ! varid: [netcdf] variable ID # |
---|
895 | real, dimension(2), intent(in) :: valid_range |
---|
896 | ! valid_range(2): [netcdf] "valid_range" attribute (min and max) |
---|
897 | real, intent(in) :: missing |
---|
898 | ! missing: [netcdf] "missing_value" attribute |
---|
899 | |
---|
900 | !============================================================================== |
---|
901 | ! Local variables: |
---|
902 | !============================================================================== |
---|
903 | integer :: ierr |
---|
904 | ! ierr: [netcdf] subroutine returned error code |
---|
905 | ! INTEGER nout,nvarid,ierr |
---|
906 | ! REAL missing |
---|
907 | ! REAL valid_range(2) |
---|
908 | |
---|
909 | ! Switch to netcdf dataset define mode |
---|
910 | ierr = NF_REDEF (nout) |
---|
911 | if (ierr.ne.NF_NOERR) then |
---|
912 | print*,'missing_value: ' |
---|
913 | print*, NF_STRERROR(ierr) |
---|
914 | endif |
---|
915 | |
---|
916 | ! Write valid_range() attribute |
---|
917 | #ifdef NC_DOUBLE |
---|
918 | ierr=NF_PUT_ATT_DOUBLE(nout,nvarid,'valid_range',NF_DOUBLE,2,valid_range) |
---|
919 | #else |
---|
920 | ierr=NF_PUT_ATT_REAL(nout,nvarid,'valid_range',NF_FLOAT,2,valid_range) |
---|
921 | #endif |
---|
922 | |
---|
923 | if (ierr.ne.NF_NOERR) then |
---|
924 | print*,'missing_value: valid_range attribution failed' |
---|
925 | print*, NF_STRERROR(ierr) |
---|
926 | !write(*,*) 'NF_NOERR', NF_NOERR |
---|
927 | !CALL abort |
---|
928 | stop "" |
---|
929 | endif |
---|
930 | |
---|
931 | ! Write "missing_value" attribute |
---|
932 | #ifdef NC_DOUBLE |
---|
933 | ierr= NF_PUT_ATT_DOUBLE(nout,nvarid,'missing_value',NF_DOUBLE,1,missing) |
---|
934 | #else |
---|
935 | ierr= NF_PUT_ATT_REAL(nout,nvarid,'missing_value',NF_FLOAT,1,missing) |
---|
936 | #endif |
---|
937 | |
---|
938 | if (ierr.NE.NF_NOERR) then |
---|
939 | print*, 'missing_value: missing value attribution failed' |
---|
940 | print*, NF_STRERROR(ierr) |
---|
941 | ! WRITE(*,*) 'NF_NOERR', NF_NOERR |
---|
942 | ! CALL abort |
---|
943 | stop "" |
---|
944 | endif |
---|
945 | |
---|
946 | ! End netcdf dataset define mode |
---|
947 | ierr = NF_ENDDEF(nout) |
---|
948 | |
---|
949 | end subroutine missing_value |
---|
950 | !****************************************************************************** |
---|
951 | |
---|
952 | end program localtime |
---|
953 | |
---|
954 | !***************************************************************************** |
---|
955 | subroutine interpolf(x,y,missing,xd,yd,nd) |
---|
956 | !============================================================================== |
---|
957 | ! Purpose: |
---|
958 | ! Yield y=f(x), where xd() end yd() are arrays of known values, |
---|
959 | ! using linear interpolation |
---|
960 | ! If x is not included in the interval spaned by xd(), then y is set |
---|
961 | ! to a default value 'missing' |
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962 | ! Note: |
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963 | ! Array xd() should contain ordered (either increasing or decreasing) abscissas |
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964 | !============================================================================== |
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965 | implicit none |
---|
966 | !============================================================================== |
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967 | ! Arguments: |
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968 | !============================================================================== |
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969 | real,intent(in) :: x ! abscissa at which interpolation is to be done |
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970 | real,intent(in) :: missing ! missing value (if no interpolation is performed) |
---|
971 | integer :: nd ! size of arrays |
---|
972 | real,dimension(nd),intent(in) :: xd ! array of known absissas |
---|
973 | real,dimension(nd),intent(in) :: yd ! array of correponding values |
---|
974 | |
---|
975 | real,intent(out) :: y ! interpolated value |
---|
976 | !============================================================================== |
---|
977 | ! Local variables: |
---|
978 | !============================================================================== |
---|
979 | integer :: i |
---|
980 | |
---|
981 | ! default: set y to 'missing' |
---|
982 | y=missing |
---|
983 | |
---|
984 | do i=1,nd-1 |
---|
985 | if (((x.ge.xd(i)).and.(x.le.xd(i+1))).or.& |
---|
986 | ((x.le.xd(i)).and.(x.ge.xd(i+1)))) then |
---|
987 | y=yd(i)+(x-xd(i))*(yd(i+1)-yd(i))/(xd(i+1)-xd(i)) |
---|
988 | exit |
---|
989 | endif |
---|
990 | enddo |
---|
991 | |
---|
992 | |
---|
993 | end subroutine interpolf |
---|
994 | |
---|