mirror of https://github.com/saitohirga/WSJT-X.git
77 lines
1.8 KiB
Fortran
77 lines
1.8 KiB
Fortran
subroutine packgrid(grid,ng,text)
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parameter (NGBASE=180*180)
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character*4 grid
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character*1 c1
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logical text
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text=.false.
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if(grid.eq.' ') go to 90 !Blank grid is OK
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! First, handle signal reports in the original range, -01 to -30 dB
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if(grid(1:1).eq.'-') then
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read(grid(2:3),*,err=800,end=800) n
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if(n.ge.1 .and. n.le.30) then
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ng=NGBASE+1+n
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go to 900
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endif
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go to 10
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else if(grid(1:2).eq.'R-') then
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read(grid(3:4),*,err=800,end=800) n
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if(n.ge.1 .and. n.le.30) then
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ng=NGBASE+31+n
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go to 900
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endif
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go to 10
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! Now check for RO, RRR, or 73 in the message field normally used for grid
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else if(grid(1:4).eq.'RO ') then
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ng=NGBASE+62
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go to 900
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else if(grid(1:4).eq.'RRR ') then
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ng=NGBASE+63
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go to 900
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else if(grid(1:4).eq.'73 ') then
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ng=NGBASE+64
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go to 900
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endif
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! Now check for extended-range signal reports: -50 to -31, and 0 to +49.
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10 n=99
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c1=grid(1:1)
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read(grid,*,err=20,end=20) n
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go to 30
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20 read(grid(2:4),*,err=30,end=30) n
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30 if(n.ge.-50 .and. n.le.49) then
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if(c1.eq.'R') then
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write(grid,1002) n+50
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1002 format('LA',i2.2)
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else
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write(grid,1003) n+50
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1003 format('KA',i2.2)
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endif
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go to 40
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endif
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! Maybe it's free text ?
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if(grid(1:1).lt.'A' .or. grid(1:1).gt.'R') text=.true.
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if(grid(2:2).lt.'A' .or. grid(2:2).gt.'R') text=.true.
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if(grid(3:3).lt.'0' .or. grid(3:3).gt.'9') text=.true.
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if(grid(4:4).lt.'0' .or. grid(4:4).gt.'9') text=.true.
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if(text) go to 900
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! OK, we have a properly formatted grid locator
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40 call grid2deg(grid//'mm',dlong,dlat)
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long=int(dlong)
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lat=int(dlat+ 90.0)
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ng=((long+180)/2)*180 + lat
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go to 900
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90 ng=NGBASE + 1
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go to 900
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800 text=.true.
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900 continue
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return
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end subroutine packgrid
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