[715] | 1 | ! Module to interpolate values from a giving projection |
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| 2 | ! To be included in a python |
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| 3 | ! f2py -m module_ForInterpolate --f90exec=/usr/bin/gfortran-4.7 -c module_ForInterpolate.F90 module_generic.F90 >& run_f2py.log |
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| 4 | MODULE module_ForInterpolate |
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| 5 | |
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| 6 | CONTAINS |
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| 7 | |
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| 8 | SUBROUTINE CoarselonlatFind(dx, dy, ilon, ilat, nxlon, nxlat, fraclon, fraclat, lonv, latv, per, & |
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| 9 | Nperx, Npery, ilonlat, mindiffLl) |
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| 10 | ! Function to search a given value from a coarser version of the data |
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| 11 | |
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| 12 | USE module_generic |
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| 13 | |
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| 14 | IMPLICIT NONE |
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| 15 | |
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| 16 | INTEGER, PARAMETER :: r_k = KIND(1.d0) |
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| 17 | INTEGER, INTENT(in) :: dx, dy |
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| 18 | REAL(r_k), DIMENSION(dx,dy), INTENT(in) :: ilon, ilat |
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| 19 | REAL(r_k), DIMENSION(Nperx,Npery), INTENT(in) :: fraclon, fraclat |
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| 20 | REAL(r_k), INTENT(in) :: lonv, latv, per |
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| 21 | REAL(r_k), DIMENSION(2), INTENT(in) :: nxlon, nxlat |
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| 22 | INTEGER, INTENT(in) :: Nperx, Npery |
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| 23 | INTEGER, DIMENSION(2), INTENT(out) :: ilonlat |
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| 24 | REAL(r_k), INTENT(out) :: mindiffLl |
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| 25 | ! Local |
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| 26 | REAL(r_k), DIMENSION(Nperx,Npery) :: difffraclonlat |
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| 27 | REAL(r_k) :: mindifffracLl |
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| 28 | INTEGER, DIMENSION(2) :: ilonlatfrac |
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| 29 | INTEGER :: ixbeg, ixend, iybeg, iyend |
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| 30 | INTEGER :: fracx, fracy |
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| 31 | REAL(r_k) :: fraclonv, fraclatv |
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| 32 | REAL(r_k), ALLOCATABLE, DIMENSION(:,:) :: difflonlat, lon, lat |
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| 33 | CHARACTER(LEN=50) :: fname |
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| 34 | |
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| 35 | ! Variables |
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| 36 | ! ilon, ilat: original 2D matrices with the longitudes and the latitudes |
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| 37 | ! lonv, latv: longitude and latitude to find |
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| 38 | ! nxlon, nxlat: minimum and maximum longitude and latitude of the target lon,lat |
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| 39 | ! per: fraction of the whole domain (as percentage) |
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| 40 | ! Nper[x/y]: period (as fraction over 1) of the fractions of the original grid to use to explore |
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| 41 | ! fraclon, fraclat: longitude and latitude fractional matricies to perform the first guess |
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| 42 | |
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| 43 | fname = 'CoarselonlatFind' |
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| 44 | |
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| 45 | IF (lonv < nxlon(1) .OR. lonv > nxlon(2)) THEN |
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| 46 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 47 | PRINT *,' ' // TRIM(fname) // ': longitude outside data range!!' |
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| 48 | PRINT *,' given value:', lonv,' outside (',nxlon(1),' ,',nxlon(2),' )' |
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| 49 | STOP |
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| 50 | END IF |
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| 51 | IF (latv < nxlat(1) .OR. latv > nxlat(2)) THEN |
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| 52 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 53 | PRINT *,' ' // TRIM(fname) // ': latitude outside data range!!' |
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| 54 | PRINT *,' given value:', latv,' outside (',nxlat(1),' ,',nxlat(2),' )' |
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| 55 | STOP |
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| 56 | END IF |
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| 57 | |
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| 58 | ! Initializing variables |
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| 59 | ixbeg = 0 |
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| 60 | ixend = 0 |
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| 61 | iybeg = 0 |
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| 62 | iyend = 0 |
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| 63 | |
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| 64 | fracx = int(dx*per) |
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| 65 | fracy = int(dy*per) |
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| 66 | |
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| 67 | ! PRINT *,'fraclon _______' |
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| 68 | ! PRINT *,fraclon |
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| 69 | |
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| 70 | ! PRINT *,'fraclat _______' |
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| 71 | ! PRINT *,fraclat |
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| 72 | |
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| 73 | ! Fraction point |
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| 74 | difffraclonlat = SQRT((fraclon-lonv)**2. + (fraclat-latv)**2.) |
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| 75 | mindifffracLl = MINVAL(difffraclonlat) |
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| 76 | ilonlatfrac = index2DArrayR(difffraclonlat, Nperx, Npery, mindifffracLl) |
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| 77 | |
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| 78 | ! PRINT *, 'mindifffracLl:', mindifffracLl, ' ilonlatfrac:', ilonlatfrac |
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| 79 | ! PRINT *, 'frac lon, lat:', fraclon(ilonlatfrac(1),ilonlatfrac(2)), ' ,', & |
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| 80 | ! fraclat(ilonlatfrac(1),ilonlatfrac(2)) |
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| 81 | ! PRINT *, 'values lon, lat:', lonv, latv |
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| 82 | |
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| 83 | ! Providing fraction range |
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| 84 | fraclonv = fraclon(ilonlatfrac(1),ilonlatfrac(2)) |
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| 85 | fraclatv = fraclat(ilonlatfrac(1),ilonlatfrac(2)) |
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| 86 | |
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| 87 | IF (fraclonv >= lonv .AND. fraclatv >= latv) THEN |
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| 88 | IF (ilonlatfrac(1) > 0) THEN |
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| 89 | ixbeg = (ilonlatfrac(1)-1)*fracx |
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| 90 | ixend = ilonlatfrac(1)*fracx+1 |
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| 91 | ELSE |
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| 92 | ixbeg = 0 |
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| 93 | ixend = fracx+1 |
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| 94 | END IF |
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| 95 | IF (ilonlatfrac(2) > 0) THEN |
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| 96 | iybeg = (ilonlatfrac(2)-1)*fracy |
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| 97 | iyend = ilonlatfrac(2)*fracy+1 |
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| 98 | ELSE |
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| 99 | iybeg = 0 |
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| 100 | iyend = fracy+1 |
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| 101 | END IF |
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| 102 | ELSE IF (fraclonv < lonv .AND. fraclatv >= latv) THEN |
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| 103 | IF (ilonlatfrac(1) < Nperx) THEN |
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| 104 | IF (ilonlatfrac(1) /= 0) THEN |
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| 105 | ixbeg = (ilonlatfrac(1)-1)*fracx |
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| 106 | ixend = ilonlatfrac(1)*fracx+1 |
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| 107 | ELSE |
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| 108 | ixbeg = 0 |
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| 109 | ixend = fracx+1 |
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| 110 | END IF |
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| 111 | ELSE |
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| 112 | ixbeg = Nperx*fracx |
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| 113 | ixend = dx+1 |
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| 114 | END IF |
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| 115 | IF (ilonlatfrac(2) > 0) THEN |
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| 116 | iybeg = (ilonlatfrac(2)-1)*fracy |
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| 117 | iyend = ilonlatfrac(2)*fracy+1 |
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| 118 | ELSE |
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| 119 | iybeg = 0 |
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| 120 | iyend = fracy+1 |
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| 121 | END IF |
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| 122 | ELSE IF (fraclonv < lonv .AND. fraclatv < latv) THEN |
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| 123 | IF (ilonlatfrac(1) < Nperx) THEN |
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| 124 | IF (ilonlatfrac(1) /= 0) THEN |
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| 125 | ixbeg = (ilonlatfrac(1)-1)*fracx |
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| 126 | ixend = ilonlatfrac(1)*fracx+1 |
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| 127 | ELSE |
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| 128 | ixbeg = 0 |
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| 129 | ixend = fracx+1 |
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| 130 | END IF |
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| 131 | ELSE |
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| 132 | ixbeg = Nperx*fracx |
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| 133 | ixend = dx+1 |
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| 134 | ENDIF |
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| 135 | IF (ilonlatfrac(2) < Npery) THEN |
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| 136 | IF (ilonlatfrac(2) /= 0) THEN |
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| 137 | iybeg = (ilonlatfrac(2)-1)*fracy |
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| 138 | iyend = ilonlatfrac(2)*fracy+1 |
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| 139 | ELSE |
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| 140 | iybeg = 0 |
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| 141 | iyend = fracy+1 |
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| 142 | END IF |
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| 143 | ELSE |
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| 144 | iybeg = Npery*fracy |
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| 145 | iyend = dy+1 |
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| 146 | END IF |
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| 147 | ELSE IF (fraclonv >= lonv .AND. fraclatv < latv) THEN |
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| 148 | IF (ilonlatfrac(1) > 0) THEN |
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| 149 | ixbeg = (ilonlatfrac(1)-1)*fracx |
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| 150 | ixend = ilonlatfrac(1)*fracx+1 |
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| 151 | ELSE |
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| 152 | ixbeg = 0 |
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| 153 | ixend = fracx+1 |
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| 154 | END IF |
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| 155 | IF (ilonlatfrac(2) < Npery) THEN |
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| 156 | IF (ilonlatfrac(2) /= 0) THEN |
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| 157 | iybeg = (ilonlatfrac(2)-1)*fracy |
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| 158 | iyend = ilonlatfrac(2)*fracy+1 |
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| 159 | ELSE |
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| 160 | iybeg = 0 |
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| 161 | iyend = fracy+1 |
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| 162 | END IF |
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| 163 | ELSE |
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| 164 | iybeg = Npery*fracy |
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| 165 | iyend = dy+1 |
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| 166 | END IF |
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| 167 | END IF |
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| 168 | |
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| 169 | IF (ALLOCATED(lon)) DEALLOCATE(lon) |
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| 170 | ALLOCATE(lon(ixend-ixbeg+1, iyend-iybeg+1)) |
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| 171 | IF (ALLOCATED(lat)) DEALLOCATE(lat) |
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| 172 | ALLOCATE(lat(ixend-ixbeg+1, iyend-iybeg+1)) |
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| 173 | IF (ALLOCATED(difflonlat)) DEALLOCATE(difflonlat) |
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| 174 | ALLOCATE(difflonlat(ixend-ixbeg+1, iyend-iybeg+1)) |
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| 175 | |
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| 176 | lon = ilon(ixbeg:ixend,iybeg:iyend) |
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| 177 | lat = ilat(ixbeg:ixend,iybeg:iyend) |
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| 178 | |
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| 179 | ! print *,'lon _______' |
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| 180 | ! print *,lon |
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| 181 | ! print *,'lat _______' |
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| 182 | ! print *,lat |
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| 183 | |
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| 184 | ! Find point |
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| 185 | difflonlat = SQRT((lon-lonv)**2. + (lat-latv)**2.) |
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| 186 | mindiffLl = MINVAL(difflonlat) |
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| 187 | ilonlat = index2DArrayR(difflonlat, ixend-ixbeg+1, iyend-iybeg+1, mindiffLl) |
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| 188 | |
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| 189 | ilonlat(1) = ilonlat(1) + ixbeg |
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| 190 | ilonlat(2) = ilonlat(2) + iybeg |
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| 191 | |
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| 192 | ! PRINT *,'mindiffLl:', mindiffLl, ' ilatlon:', ilatlon |
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| 193 | ! PRINT *,'lon, lat:', lon(ilonlat(1),ilonlat(2)), ' ,', lat(ilonlat(1),ilonlat(2)) |
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| 194 | |
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| 195 | RETURN |
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| 196 | |
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| 197 | END SUBROUTINE CoarselonlatFind |
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| 198 | |
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[733] | 199 | SUBROUTINE lonlatFind(dx, dy, ilon, ilat, nxlon, nxlat, lonv, latv, ilonlat, mindiffLl) |
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| 200 | ! Function to search a given value from a coarser version of the data |
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| 201 | |
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| 202 | USE module_generic |
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| 203 | |
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| 204 | IMPLICIT NONE |
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| 205 | |
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| 206 | INTEGER, PARAMETER :: r_k = KIND(1.d0) |
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| 207 | INTEGER, INTENT(in) :: dx, dy |
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| 208 | REAL(r_k), DIMENSION(dx,dy), INTENT(in) :: ilon, ilat |
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| 209 | REAL(r_k), INTENT(in) :: lonv, latv |
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| 210 | REAL(r_k), DIMENSION(2), INTENT(in) :: nxlon, nxlat |
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| 211 | INTEGER, DIMENSION(2), INTENT(out) :: ilonlat |
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| 212 | REAL(r_k), INTENT(out) :: mindiffLl |
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| 213 | ! Local |
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| 214 | REAL(r_k), DIMENSION(dx,dy) :: difflonlat |
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| 215 | CHARACTER(LEN=50) :: fname |
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| 216 | |
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| 217 | ! Variables |
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| 218 | ! ilon, ilat: original 2D matrices with the longitudes and the latitudes |
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| 219 | ! lonv, latv: longitude and latitude to find |
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| 220 | ! nxlon, nxlat: minimum and maximum longitude and latitude of the target lon,lat |
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| 221 | |
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| 222 | fname = 'lonlatFind' |
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| 223 | |
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| 224 | IF (lonv < nxlon(1) .OR. lonv > nxlon(2)) THEN |
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| 225 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 226 | PRINT *,' ' // TRIM(fname) // ': longitude outside data range!!' |
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| 227 | PRINT *,' given value:', lonv,' outside (',nxlon(1),' ,',nxlon(2),' )' |
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| 228 | STOP |
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| 229 | END IF |
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| 230 | IF (latv < nxlat(1) .OR. latv > nxlat(2)) THEN |
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| 231 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 232 | PRINT *,' ' // TRIM(fname) // ': latitude outside data range!!' |
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| 233 | PRINT *,' given value:', latv,' outside (',nxlat(1),' ,',nxlat(2),' )' |
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| 234 | STOP |
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| 235 | END IF |
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| 236 | |
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| 237 | ! Find point |
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| 238 | difflonlat = SQRT((ilon-lonv)**2. + (ilat-latv)**2.) |
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| 239 | mindiffLl = MINVAL(difflonlat) |
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| 240 | ilonlat = index2DArrayR(difflonlat, dx, dy, mindiffLl) |
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| 241 | |
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| 242 | ! PRINT *,'mindiffLl:', mindiffLl, ' ilatlon:', ilatlon |
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| 243 | ! PRINT *,'lon, lat:', lon(ilonlat(1),ilonlat(2)), ' ,', lat(ilonlat(1),ilonlat(2)) |
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| 244 | |
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| 245 | RETURN |
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| 246 | |
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| 247 | END SUBROUTINE lonlatFind |
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| 248 | |
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[730] | 249 | SUBROUTINE CoarseInterpolate(projlon, projlat, lonvs, latvs, percen, mindiff, ivar, newvar, newvarin, & |
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| 250 | newvarinpt, newvarindiff, dimx, dimy, Ninpts) |
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[715] | 251 | ! Subroutine which finds the closest grid point within a projection throughout a first guest |
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| 252 | ! approche from percentages of the whole domain |
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| 253 | |
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| 254 | USE module_generic |
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| 255 | |
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| 256 | IMPLICIT NONE |
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| 257 | |
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| 258 | INTEGER, PARAMETER :: r_k = KIND(1.d0) |
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| 259 | INTEGER, INTENT(in) :: dimx, dimy |
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| 260 | REAL(r_k), DIMENSION(dimx,dimy), INTENT(in) :: projlon, projlat |
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| 261 | INTEGER, INTENT(in) :: Ninpts |
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| 262 | REAL(r_k), DIMENSION(Ninpts), INTENT(in) :: ivar, lonvs, latvs |
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[733] | 263 | REAL(r_k), INTENT(in) :: mindiff, percen |
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[715] | 264 | REAL(r_k), DIMENSION(dimx,dimy), INTENT(out) :: newvar |
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| 265 | INTEGER, DIMENSION(dimx,dimy), INTENT(out) :: newvarin |
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| 266 | INTEGER, DIMENSION(Ninpts), INTENT(out) :: newvarinpt |
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| 267 | REAL(r_k), DIMENSION(Ninpts), INTENT(out) :: newvarindiff |
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[728] | 268 | |
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[715] | 269 | ! Local |
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[728] | 270 | INTEGER :: iv,i,j |
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| 271 | INTEGER :: ierr |
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[715] | 272 | INTEGER, DIMENSION(2) :: ilonlat |
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| 273 | REAL(r_k) :: mindiffLl |
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| 274 | INTEGER :: Ninpts1 |
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| 275 | REAL(r_k), DIMENSION(2) :: extremelon, extremelat |
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| 276 | REAL(r_k), ALLOCATABLE, DIMENSION(:,:) :: fractionlon, fractionlat |
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[728] | 277 | INTEGER :: dfracdx, dfracdy, fracdx, fracdy |
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[715] | 278 | CHARACTER(LEN=50) :: fname |
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| 279 | |
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| 280 | !!!!!!! Variables |
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| 281 | ! dimx, dimy: dimension length of the target interpolation |
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| 282 | ! proj[lon/lat]: longitudes and latitudes of the target interpolation |
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| 283 | ! Ninpts: number of points to interpolate |
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| 284 | ! [lon/lat]vs: longitudes and latitudes of the points to interpolate |
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| 285 | ! mindiff: minimal accepted distance to the target point |
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| 286 | ! percen: size (as percentage of the total domain) of the first guess portions to provide the first gues |
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| 287 | ! ivar: values to localize in the target projection |
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| 288 | ! newvar: localisation of the [lon/lat]vs point in the target projection |
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| 289 | ! newvarin: number of point from the input data |
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| 290 | ! newvarinpt: integer value indicating if the value has been already located (0: no, 1: yes) |
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| 291 | ! newvarindiff: distance of point from the input data to the closest target point |
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| 292 | ! ncid: netCDF output file id |
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| 293 | |
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| 294 | fname = 'CoarseInterpolate' |
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| 295 | Ninpts1 = Ninpts/100 |
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| 296 | |
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| 297 | extremelon = (/ MINVAL(projlon), MAXVAL(projlon) /) |
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| 298 | extremelat = (/ MINVAL(projlat), MAXVAL(projlat) /) |
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| 299 | |
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[729] | 300 | PRINT *,' ' // TRIM(fname) //' total space:', dimx, ', ', dimy, ' %', percen |
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[728] | 301 | |
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[729] | 302 | dfracdx = INT(1./percen+1) |
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| 303 | dfracdy = INT(1./percen+1) |
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[715] | 304 | fracdx = INT(dimx*percen) |
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| 305 | fracdy = INT(dimy*percen) |
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[729] | 306 | PRINT *,' ' // TRIM(fname) //' fraction:', dfracdx, ', ', dfracdy, ' freq:', fracdx,', ',fracdy |
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[715] | 307 | |
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| 308 | IF (ALLOCATED(fractionlon)) DEALLOCATE(fractionlon) |
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[728] | 309 | ALLOCATE(fractionlon(dfracdx, dfracdy), STAT=ierr) |
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| 310 | IF (ierr /= 0) THEN |
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| 311 | PRINT *,TRIM(ErrWarnMsg('err')) |
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| 312 | PRINT *,' ' // TRIM(fname) //": problem allocating 'fractionlon' !!" |
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| 313 | STOP |
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| 314 | END IF |
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[715] | 315 | IF (ALLOCATED(fractionlat)) DEALLOCATE(fractionlat) |
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[728] | 316 | ALLOCATE(fractionlat(dfracdx, dfracdy), STAT=ierr) |
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| 317 | IF (ierr /= 0) THEN |
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| 318 | PRINT *,TRIM(ErrWarnMsg('err')) |
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| 319 | PRINT *,' ' // TRIM(fname) //": problem allocating 'fractionlat' !!" |
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| 320 | STOP |
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| 321 | END IF |
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[715] | 322 | |
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[728] | 323 | DO i=1,dfracdx |
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| 324 | DO j=1,dfracdy |
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[729] | 325 | fractionlon(i,j) = projlon(fracdx*(i-1)+1,fracdy*(j-1)+1) |
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| 326 | fractionlat(i,j) = projlat(fracdx*(i-1)+1,fracdy*(j-1)+1) |
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| 327 | ! PRINT *,'i,j:',i,', ',j,' frac ij:',fracdx*(i-1),', ',fracdy*(j-1),' lonlat:', fractionlon(i,j),& |
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| 328 | ! ', ',fractionlat(i,j) |
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[728] | 329 | END DO |
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| 330 | END DO |
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[715] | 331 | |
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[733] | 332 | ! PRINT *,' ' // TRIM(fname) // ' fractions of:' |
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| 333 | ! PRINT *,' lon _______ (',dfracdx,', ',dfracdy,')' |
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| 334 | ! DO i=1,dfracdx |
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| 335 | ! PRINT *,fractionlon(i,:) |
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| 336 | ! END DO |
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| 337 | ! PRINT *,' lat_______' |
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| 338 | ! DO i=1,dfracdx |
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| 339 | ! PRINT *,fractionlat(i,:) |
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| 340 | ! END DO |
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[728] | 341 | |
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[715] | 342 | DO iv=1,Ninpts |
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| 343 | IF (newvarinpt(iv) == 0) THEN |
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| 344 | CALL CoarselonlatFind(dimx, dimy, projlon, projlat, extremelon, extremelat, fractionlon, & |
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[728] | 345 | fractionlat, lonvs(iv), latvs(iv), percen, dfracdx, dfracdy, ilonlat, mindiffLl) |
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[715] | 346 | |
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[733] | 347 | PRINT *,' Lluis: iv',iv,', ', mindiffLl,'<= ',mindiff,' ilonlat:',ilonlat |
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[715] | 348 | IF (mindiffLl <= mindiff) THEN |
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| 349 | ! percendone(iv,Ninpts,0.5,'done:') |
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| 350 | |
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| 351 | IF (ilonlat(1) >= 0 .AND. ilonlat(1) >= 0) THEN |
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[730] | 352 | newvar(ilonlat(1),ilonlat(2)) = ivar(iv) |
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| 353 | newvarin(ilonlat(1),ilonlat(2)) = iv |
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| 354 | newvarinpt(iv) = 1 |
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| 355 | newvarindiff(iv) = mindiffLl |
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[716] | 356 | ! PRINT *,'Lluis iv:', newvarin(ilonlat(1),ilonlat(2)), ' localized:', newvarinpt(iv), & |
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| 357 | ! ' values:', newvar(ilonlat(1),ilonlat(2)), ' invalues:', ivar(iv), ' mindist:', & |
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| 358 | ! newvarindiff(iv), ' point:',ilonlat |
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[715] | 359 | ELSE |
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| 360 | PRINT *,TRIM(ErrWarnMsg('err')) |
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| 361 | PRINT *,' ' // TRIM(fname) // ': point iv:', iv, ' at', lonvs(iv), ' ,', latvs(iv), & |
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| 362 | ' not relocated !!' |
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| 363 | PRINT *,' mindiffl:', mindiffLl, ' ilon:', ilonlat(1), ' ilat:', ilonlat(2) |
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| 364 | STOP |
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| 365 | END IF |
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| 366 | |
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| 367 | ! IF (MOD(iv,Ninpts1) == 0) newnc.sync() |
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[716] | 368 | ! ELSE |
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| 369 | ! Because doing boxes and Goode is not conitnuos, we should jump this error message |
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| 370 | ! PRINT *,TRIM(ErrWarnMsg('err')) |
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| 371 | ! PRINT *,' ' // TRIM(fname) // ': for point #', iv,' lon,lat in incomplet map:', lonvs(iv), & |
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| 372 | ! ' ,', latvs(iv), ' there is not a set of lon,lat in the completed map closer than: ', & |
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| 373 | ! mindiff, ' !!' |
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| 374 | ! PRINT *,' found minimum difference:', mindiffLl |
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| 375 | ! STOP |
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[715] | 376 | END IF |
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| 377 | END IF |
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| 378 | END DO |
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| 379 | |
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| 380 | END SUBROUTINE CoarseInterpolate |
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| 381 | |
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[733] | 382 | SUBROUTINE Interpolate(projlon, projlat, lonvs, latvs, mindiff, ivar, newvar, newvarin, newvarinpt, & |
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| 383 | newvarindiff, dimx, dimy, Ninpts) |
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| 384 | ! Subroutine which finds the closest grid point within a projection |
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| 385 | |
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| 386 | USE module_generic |
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| 387 | |
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| 388 | IMPLICIT NONE |
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| 389 | |
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| 390 | INTEGER, PARAMETER :: r_k = KIND(1.d0) |
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| 391 | INTEGER, INTENT(in) :: dimx, dimy |
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| 392 | REAL(r_k), DIMENSION(dimx,dimy), INTENT(in) :: projlon, projlat |
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| 393 | INTEGER, INTENT(in) :: Ninpts |
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| 394 | REAL(r_k), DIMENSION(Ninpts), INTENT(in) :: ivar, lonvs, latvs |
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| 395 | REAL(r_k), INTENT(in) :: mindiff |
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| 396 | REAL(r_k), DIMENSION(dimx,dimy), INTENT(out) :: newvar |
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| 397 | INTEGER, DIMENSION(dimx,dimy), INTENT(out) :: newvarin |
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| 398 | INTEGER, DIMENSION(Ninpts), INTENT(out) :: newvarinpt |
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| 399 | REAL(r_k), DIMENSION(Ninpts), INTENT(out) :: newvarindiff |
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| 400 | |
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| 401 | ! Local |
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| 402 | INTEGER :: iv,i,j |
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| 403 | INTEGER :: ierr |
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| 404 | INTEGER, DIMENSION(2) :: ilonlat |
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| 405 | REAL(r_k), DIMENSION(dimx,dimy) :: difflonlat |
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| 406 | REAL(r_k) :: mindiffLl |
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| 407 | INTEGER :: Ninpts1 |
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| 408 | REAL(r_k), DIMENSION(2) :: extremelon, extremelat |
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| 409 | CHARACTER(LEN=50) :: fname |
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| 410 | |
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| 411 | !!!!!!! Variables |
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| 412 | ! dimx, dimy: dimension length of the target interpolation |
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| 413 | ! proj[lon/lat]: longitudes and latitudes of the target interpolation |
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| 414 | ! Ninpts: number of points to interpolate |
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| 415 | ! [lon/lat]vs: longitudes and latitudes of the points to interpolate |
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| 416 | ! mindiff: minimal accepted distance to the target point |
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| 417 | ! ivar: values to localize in the target projection |
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| 418 | ! newvar: localisation of the [lon/lat]vs point in the target projection |
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| 419 | ! newvarin: number of point from the input data |
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| 420 | ! newvarinpt: integer value indicating if the value has been already located (0: no, 1: yes) |
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| 421 | ! newvarindiff: distance of point from the input data to the closest target point |
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| 422 | ! ncid: netCDF output file id |
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| 423 | |
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| 424 | fname = 'Interpolate' |
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| 425 | Ninpts1 = Ninpts/100 |
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| 426 | |
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| 427 | extremelon = (/ MINVAL(projlon), MAXVAL(projlon) /) |
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| 428 | extremelat = (/ MINVAL(projlat), MAXVAL(projlat) /) |
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| 429 | |
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| 430 | DO iv=1,Ninpts |
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| 431 | IF (newvarinpt(iv) == 0) THEN |
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| 432 | ! Not using the subroutine, not efficient! |
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| 433 | ! CALL lonlatFind(dimx, dimy, projlon, projlat, extremelon, extremelat, lonvs(iv), latvs(iv), & |
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| 434 | ! ilonlat, mindiffLl) |
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| 435 | |
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| 436 | IF (lonvs(iv) < extremelon(1) .OR. lonvs(iv) > extremelon(2)) THEN |
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| 437 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 438 | PRINT *,' ' // TRIM(fname) // ': longitude outside data range!!' |
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| 439 | PRINT *,' given value:', lonvs(iv),' outside (',extremelon(1),' ,',extremelon(2),' )' |
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| 440 | STOP |
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| 441 | END IF |
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| 442 | IF (latvs(iv) < extremelat(1) .OR. latvs(iv) > extremelat(2)) THEN |
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| 443 | PRINT *, TRIM(ErrWarnMsg('err')) |
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| 444 | PRINT *,' ' // TRIM(fname) // ': latitude outside data range!!' |
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| 445 | PRINT *,' given value:', latvs(iv),' outside (',extremelat(1),' ,',extremelat(2),' )' |
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| 446 | STOP |
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| 447 | END IF |
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| 448 | |
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| 449 | ! Find point |
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| 450 | difflonlat = SQRT((projlon-lonvs(iv))**2. + (projlat-latvs(iv))**2.) |
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| 451 | mindiffLl = MINVAL(difflonlat) |
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| 452 | ilonlat = index2DArrayR(difflonlat, dimx, dimy, mindiffLl) |
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| 453 | |
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| 454 | IF (mindiffLl <= mindiff) THEN |
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| 455 | ! percendone(iv,Ninpts,0.5,'done:') |
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| 456 | |
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| 457 | IF (ilonlat(1) >= 0 .AND. ilonlat(1) >= 0) THEN |
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| 458 | newvar(ilonlat(1),ilonlat(2)) = ivar(iv) |
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| 459 | newvarin(ilonlat(1),ilonlat(2)) = iv |
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| 460 | newvarinpt(iv) = 1 |
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| 461 | newvarindiff(iv) = mindiffLl |
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| 462 | ! PRINT *,'Lluis iv:', newvarin(ilonlat(1),ilonlat(2)), ' localized:', newvarinpt(iv), & |
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| 463 | ! ' values:', newvar(ilonlat(1),ilonlat(2)), ' invalues:', ivar(iv), ' mindist:', & |
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| 464 | ! newvarindiff(iv), ' point:',ilonlat |
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| 465 | ELSE |
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| 466 | PRINT *,TRIM(ErrWarnMsg('err')) |
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| 467 | PRINT *,' ' // TRIM(fname) // ': point iv:', iv, ' at', lonvs(iv), ' ,', latvs(iv), & |
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| 468 | ' not relocated !!' |
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| 469 | PRINT *,' mindiffl:', mindiffLl, ' ilon:', ilonlat(1), ' ilat:', ilonlat(2) |
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| 470 | STOP |
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| 471 | END IF |
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| 472 | |
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| 473 | ! IF (MOD(iv,Ninpts1) == 0) newnc.sync() |
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| 474 | ! ELSE |
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| 475 | ! Because doing boxes and Goode is not conitnuos, we should jump this error message |
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| 476 | ! PRINT *,TRIM(ErrWarnMsg('err')) |
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| 477 | ! PRINT *,' ' // TRIM(fname) // ': for point #', iv,' lon,lat in incomplet map:', lonvs(iv), & |
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| 478 | ! ' ,', latvs(iv), ' there is not a set of lon,lat in the completed map closer than: ', & |
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| 479 | ! mindiff, ' !!' |
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| 480 | ! PRINT *,' found minimum difference:', mindiffLl |
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| 481 | ! STOP |
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| 482 | END IF |
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| 483 | END IF |
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| 484 | END DO |
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| 485 | |
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| 486 | END SUBROUTINE Interpolate |
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| 487 | |
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[715] | 488 | END MODULE module_ForInterpolate |
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