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#!/bin/csh -f
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# RCSid $Id: ra_pfm.csh,v 2.1 2004/11/25 14:47:03 greg Exp $
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#
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# Convert to/from Poskanzer Float Map image format using pvalue
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#
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if (`uname -p` == powerpc) then
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set format="-dF"
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else
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set format="-df"
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endif
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while ($#argv > 0)
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if ("$argv[1]" == "-r") then
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set reverse
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else
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set inp="$argv[1]"
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endif
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shift argv
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end
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if ($?reverse) then
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if (! $?inp) then
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goto userr
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endif
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set hl="`head -3 $inp:q`"
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if ("$hl[1]" != "PF") then
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echo "Input not a Poskanzer Float Map"
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exit 1
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endif
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set res=($hl[2])
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tail +4 $inp:q | pvalue -r -h -y $res[2] +x $res[1] $format
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exit $status
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endif
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if (! $?inp) then
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goto userr
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endif
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set res=(`getinfo -d < $inp:q`)
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echo PF
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echo $res[4] $res[2]
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echo "-1.000000"
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pvalue -h -H $format $inp:q
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exit $status
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userr:
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echo "Usage: $0 input.pfm > output.hdr"
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echo " or: $0 -r input.hdr > output.pfm"
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exit 1
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