| 1 | module nf95_get_missing_m |
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| 2 | |
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| 3 | use netcdf, only: nf90_noerr |
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| 4 | use nf95_get_att_m, only: nf95_get_att |
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| 5 | |
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| 6 | implicit none |
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| 7 | |
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| 8 | interface nf95_get_missing |
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| 9 | module procedure nf95_get_missing_real, nf95_get_missing_dble,& |
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| 10 | nf95_get_missing_short_int, nf95_get_missing_int, & |
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| 11 | nf95_get_missing_char |
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| 12 | end interface nf95_get_missing |
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| 13 | private |
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| 14 | public nf95_get_missing |
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| 15 | |
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| 16 | contains |
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| 17 | |
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| 18 | subroutine nf95_get_missing_real(ncid, varid, missing) |
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| 19 | |
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| 20 | use netcdf, only: NF90_FILL_REAL |
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| 21 | use typesizes, only: FourByteReal |
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| 22 | |
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| 23 | integer, intent(in):: ncid, varid |
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| 24 | real(kind=FourByteReal), intent(out):: missing ! missing or fill value |
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| 25 | |
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| 26 | ! Local: |
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| 27 | integer ncerr |
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| 28 | |
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| 29 | !------------------------------------------------------------------- |
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| 30 | |
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| 31 | call nf95_get_att(ncid, varid, name = "missing_value", values = missing, & |
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| 32 | ncerr = ncerr) |
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| 33 | |
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| 34 | if (ncerr /= nf90_noerr) then |
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| 35 | call nf95_get_att(ncid, varid, name = "_FillValue", values = missing, & |
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| 36 | ncerr = ncerr) |
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| 37 | if (ncerr /= nf90_noerr) missing = NF90_FILL_REAL |
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| 38 | end if |
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| 39 | |
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| 40 | end subroutine nf95_get_missing_real |
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| 41 | |
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| 42 | !************************************************************************** |
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| 43 | |
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| 44 | subroutine nf95_get_missing_dble(ncid, varid, missing) |
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| 45 | |
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| 46 | use netcdf, only: NF90_FILL_double |
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| 47 | use typesizes, only: EightByteReal |
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| 48 | |
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| 49 | integer, intent(in):: ncid, varid |
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| 50 | real(kind=EightByteReal), intent(out):: missing ! missing or fill value |
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| 51 | |
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| 52 | ! Local: |
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| 53 | integer ncerr |
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| 54 | |
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| 55 | !------------------------------------------------------------------- |
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| 56 | |
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| 57 | call nf95_get_att(ncid, varid, name = "missing_value", values = missing, & |
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| 58 | ncerr = ncerr) |
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| 59 | |
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| 60 | if (ncerr /= nf90_noerr) then |
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| 61 | call nf95_get_att(ncid, varid, name = "_FillValue", values = missing, & |
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| 62 | ncerr = ncerr) |
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| 63 | if (ncerr /= nf90_noerr) missing = NF90_FILL_double |
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| 64 | end if |
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| 65 | |
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| 66 | end subroutine nf95_get_missing_dble |
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| 67 | |
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| 68 | !************************************************************************** |
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| 69 | |
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| 70 | subroutine nf95_get_missing_short_int(ncid, varid, missing) |
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| 71 | |
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| 72 | use netcdf, only: NF90_FILL_short |
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| 73 | use typesizes, only: TwoByteInt |
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| 74 | |
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| 75 | integer, intent(in):: ncid, varid |
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| 76 | integer(kind = TwoByteInt), intent(out):: missing ! missing or fill value |
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| 77 | |
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| 78 | ! Local: |
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| 79 | integer ncerr |
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| 80 | |
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| 81 | !------------------------------------------------------------------- |
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| 82 | |
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| 83 | call nf95_get_att(ncid, varid, name = "missing_value", values = missing, & |
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| 84 | ncerr = ncerr) |
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| 85 | |
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| 86 | if (ncerr /= nf90_noerr) then |
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| 87 | call nf95_get_att(ncid, varid, name = "_FillValue", values = missing, & |
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| 88 | ncerr = ncerr) |
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| 89 | if (ncerr /= nf90_noerr) missing = NF90_FILL_short |
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| 90 | end if |
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| 91 | |
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| 92 | end subroutine nf95_get_missing_short_int |
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| 93 | |
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| 94 | !************************************************************************** |
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| 95 | |
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| 96 | subroutine nf95_get_missing_int(ncid, varid, missing) |
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| 97 | |
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| 98 | use netcdf, only: NF90_FILL_INT |
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| 99 | |
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| 100 | integer, intent(in):: ncid, varid |
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| 101 | integer, intent(out):: missing ! missing or fill value |
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| 102 | |
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| 103 | ! Local: |
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| 104 | integer ncerr |
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| 105 | |
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| 106 | !------------------------------------------------------------------- |
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| 107 | |
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| 108 | call nf95_get_att(ncid, varid, name = "missing_value", values = missing, & |
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| 109 | ncerr = ncerr) |
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| 110 | |
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| 111 | if (ncerr /= nf90_noerr) then |
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| 112 | call nf95_get_att(ncid, varid, name = "_FillValue", values = missing, & |
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| 113 | ncerr = ncerr) |
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| 114 | if (ncerr /= nf90_noerr) missing = NF90_FILL_INT |
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| 115 | end if |
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| 116 | |
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| 117 | end subroutine nf95_get_missing_int |
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| 118 | |
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| 119 | !************************************************************************** |
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| 120 | |
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| 121 | subroutine nf95_get_missing_char(ncid, varid, missing) |
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| 122 | |
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| 123 | use netcdf, only: NF90_FILL_char |
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| 124 | |
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| 125 | integer, intent(in):: ncid, varid |
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| 126 | |
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| 127 | character, intent(out):: missing |
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| 128 | ! Missing or fill value. Note that the missing_value attribute for |
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| 129 | ! a NetCDF character variable should be a single character |
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| 130 | |
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| 131 | ! Local: |
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| 132 | integer ncerr |
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| 133 | |
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| 134 | !------------------------------------------------------------------- |
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| 135 | |
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| 136 | call nf95_get_att(ncid, varid, name = "missing_value", values = missing, & |
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| 137 | ncerr = ncerr) |
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| 138 | if (ncerr /= nf90_noerr) then |
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| 139 | call nf95_get_att(ncid, varid, name = "_FillValue", values = missing, & |
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| 140 | ncerr = ncerr) |
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| 141 | if (ncerr /= nf90_noerr) missing = NF90_FILL_char |
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| 142 | end if |
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| 143 | |
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| 144 | end subroutine nf95_get_missing_char |
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| 145 | |
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| 146 | end module nf95_get_missing_m |
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