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#!/bin/csh -fe |
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# RCSid: $Id$ |
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# |
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# Create false color image with legend |
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# |
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set td=/usr/tmp/fc$$ |
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onintr quit |
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set mult=179 |
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set label=Nits |
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set scale=1000 |
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set decades=0 |
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set redv='1.6*v-.6' |
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set grnv='if(v-.375,1.6-1.6*v,8/3*v)' |
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set bluv='1-8/3*v' |
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set ndivs=8 |
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set picture='-' |
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set cpict= |
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set loff=0 |
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set legwidth=100 |
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set legheight=200 |
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while ($#argv > 0) |
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switch ($argv[1]) |
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case -m: |
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shift argv |
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set mult="$argv[1]" |
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breaksw |
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case -s: |
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shift argv |
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set scale="$argv[1]" |
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breaksw |
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case -l: |
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shift argv |
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set label="$argv[1]" |
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breaksw |
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case -log: |
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shift argv |
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set decades=$argv[1] |
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breaksw |
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case -r: |
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shift argv |
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set redv="$argv[1]" |
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breaksw |
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case -g: |
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shift argv |
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set grnv="$argv[1]" |
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breaksw |
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case -b: |
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shift argv |
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set bluv="$argv[1]" |
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breaksw |
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case -i: |
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shift argv |
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set picture="$argv[1]" |
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breaksw |
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case -p: |
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shift argv |
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set cpict="$argv[1]" |
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breaksw |
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case -ip: |
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case -pi: |
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shift argv |
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set picture="$argv[1]" |
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set cpict="$argv[1]" |
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breaksw |
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case -cl: |
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set docont=a |
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set loff=12 |
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breaksw |
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case -cb: |
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set docont=b |
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set loff=13 |
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breaksw |
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case -e: |
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set doextrem |
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set needfile |
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breaksw |
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case -n: |
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shift argv |
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set ndivs="$argv[1]" |
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breaksw |
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default: |
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echo bad option "'$argv[1]'" >/dev/tty |
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exit 1 |
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endsw |
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shift argv |
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end |
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mkdir $td |
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cat > $td/pc0.cal <<_EOF_ |
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PI : 3.14159265358979323846 ; |
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scale : $scale ; |
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mult : $mult ; |
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ndivs : $ndivs ; |
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|
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or(a,b) : if(a,a,b); |
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EPS : 1e-7; |
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neq(a,b) : if(a-b-EPS,1,b-a-EPS); |
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btwn(a,x,b) : if(a-x,-1,b-x); |
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clip(x) : if(x-1,1,if(x,x,0)); |
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frac(x) : x - floor(x); |
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boundary(a,b) : neq(floor(ndivs*a+.5),floor(ndivs*b+.5)); |
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|
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isconta = if(btwn(0,v,1),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1); |
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iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),-1); |
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|
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ro = if(in,clip($redv),ra); |
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go = if(in,clip($grnv),ga); |
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bo = if(in,clip($bluv),ba); |
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|
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ra = 0; |
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ga = 0; |
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ba = 0; |
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|
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in = 1; |
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_EOF_ |
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cat > $td/pc1.cal <<_EOF_ |
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norm : mult/scale/le(1); |
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|
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v = map(li(1)*norm); |
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|
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vleft = map(li(1,-1,0)*norm); |
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vright = map(li(1,1,0)*norm); |
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vabove = map(li(1,0,1)*norm); |
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vbelow = map(li(1,0,-1)*norm); |
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|
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map(x) = x; |
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|
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ra = ri(nfiles); |
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ga = gi(nfiles); |
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ba = bi(nfiles); |
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_EOF_ |
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set pc0args=(-f $td/pc0.cal) |
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set pc1args=(-f $td/pc1.cal) |
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if ($?docont) then |
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set pc0args=($pc0args -e "in=iscont$docont") |
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endif |
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if ("$cpict" == "") then |
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set pc1args=($pc1args -e 'ra=0;ga=0;ba=0') |
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else if ("$cpict" == "$picture") then |
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set cpict= |
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endif |
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if ($?needfile && "$picture" == '-') then |
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cat > $td/picture |
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set picture=$td/picture |
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endif |
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if ("$decades" != "0") then |
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set pc1args=($pc1args -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)") |
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set imap="imap(y)=10^((y-1)*$decades)" |
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else |
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set imap="imap(y)=y" |
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endif |
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pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v' \ |
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-e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres' \ |
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-x $legwidth -y $legheight > $td/scol.pic |
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( echo $label; cnt $ndivs \ |
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| rcalc -e '$1='"($scale)*imap(($ndivs-.5-"'$1'")/$ndivs)" \ |
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-e "$imap" | sed -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/' ) \ |
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| psign -s -.15 -cf 1 1 1 -cb 0 0 0 \ |
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-h `ev "floor($legheight/$ndivs+.5)"` > $td/slab.pic |
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if ( $?doextrem ) then |
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pextrem -o $picture > $td/extrema |
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set minpos=`sed 2d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"` |
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set minval=`rcalc -e '$1=($3*.27+$4*.67+$5*.06)*'"$mult" $td/extrema | sed -e 2d -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/'` |
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set maxpos=`sed 1d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"` |
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set maxval=`rcalc -e '$1=($3*.27+$4*.67+$5*.06)*'"$mult" $td/extrema | sed -e 1d -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/'` |
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psign -s -.15 -a 2 -h 16 $minval > $td/minv.pic |
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psign -s -.15 -a 2 -h 16 $maxval > $td/maxv.pic |
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pcomb $pc0args $pc1args $picture $cpict \ |
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| pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff \ |
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- $legwidth 0 $td/minv.pic $minpos $td/maxv.pic $maxpos |
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else |
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pcomb $pc0args $pc1args $picture $cpict \ |
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| pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff - $legwidth 0 |
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endif |
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quit: |
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rm -rf $td |
