--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/orig/falsecolor.csh Sat Apr 09 17:55:16 2011 +0100
@@ -0,0 +1,227 @@
+#!/bin/csh -fe
+# RCSid: $Id: falsecolor.csh,v 2.19 2008/11/10 19:08:19 greg Exp $
+#
+# Create false color image with legend
+#
+# Added user-definable legend 2004/01/20 Rob Guglielmetti
+
+onintr quit
+set td=`mktemp -d /tmp/fc.XXXXXX`
+set mult=179
+set label=Nits
+set scale=1000
+set decades=0
+set redv='def_red(v)'
+set grnv='def_grn(v)'
+set bluv='def_blu(v)'
+set ndivs=8
+set picture='-'
+set cpict=
+set loff=0
+set legwidth=100
+set legheight=200
+while ($#argv > 0)
+ switch ($argv[1])
+ case -lw:
+ shift argv
+ set legwidth="$argv[1]"
+ breaksw
+ case -lh:
+ shift argv
+ set legheight="$argv[1]"
+ breaksw
+ case -m:
+ shift argv
+ set mult="$argv[1]"
+ breaksw
+ case -s:
+ shift argv
+ set scale="$argv[1]"
+ if ("$scale" =~ [aA]*) set needfile
+ breaksw
+ case -l:
+ shift argv
+ set label="$argv[1]"
+ breaksw
+ case -log:
+ shift argv
+ set decades=$argv[1]
+ breaksw
+ case -r:
+ shift argv
+ set redv="$argv[1]"
+ breaksw
+ case -g:
+ shift argv
+ set grnv="$argv[1]"
+ breaksw
+ case -b:
+ shift argv
+ set bluv="$argv[1]"
+ breaksw
+ case -spec:
+ set redv='1.6*v-.6'
+ set grnv='if(v-.375,1.6-1.6*v,8/3*v)'
+ set bluv='1-8/3*v'
+ breaksw
+ case -i:
+ shift argv
+ set picture="$argv[1]"
+ breaksw
+ case -p:
+ shift argv
+ set cpict="$argv[1]"
+ breaksw
+ case -ip:
+ case -pi:
+ shift argv
+ set picture="$argv[1]"
+ set cpict="$argv[1]"
+ breaksw
+ case -cl:
+ set docont=a
+ set loff=12
+ breaksw
+ case -cb:
+ set docont=b
+ set loff=13
+ breaksw
+ case -e:
+ set doextrem
+ set needfile
+ breaksw
+ case -n:
+ shift argv
+ set ndivs="$argv[1]"
+ breaksw
+ default:
+ echo bad option "'$argv[1]'"
+ exit 1
+ endsw
+ shift argv
+end
+if ($?needfile && "$picture" == '-') then
+ cat > $td/picture
+ set picture=$td/picture
+endif
+if ("$scale" =~ [aA]*) then
+ set LogLmax=`phisto $picture | tail -2 | sed -n '1s/ [0-9]*$//p'`
+ set scale=`ev "$mult/179*10^$LogLmax"`
+endif
+cat > $td/pc0.cal <<_EOF_
+PI : 3.14159265358979323846 ;
+scale : $scale ;
+mult : $mult ;
+ndivs : $ndivs ;
+
+or(a,b) : if(a,a,b);
+EPS : 1e-7;
+neq(a,b) : if(a-b-EPS,1,b-a-EPS);
+btwn(a,x,b) : if(a-x,-1,b-x);
+clip(x) : if(x-1,1,if(x,x,0));
+frac(x) : x - floor(x);
+boundary(a,b) : neq(floor(ndivs*a+.5),floor(ndivs*b+.5));
+
+interp_arr2(i,x,f):(i+1-x)*f(i)+(x-i)*f(i+1);
+interp_arr(x,f):if(x-1,if(f(0)-x,interp_arr2(floor(x),x,f),f(f(0))),f(1));
+def_redp(i):select(i,0.18848,0.05468174,
+0.00103547,8.311144e-08,7.449763e-06,0.0004390987,0.001367254,
+0.003076,0.01376382,0.06170773,0.1739422,0.2881156,0.3299725,
+0.3552663,0.372552,0.3921184,0.4363976,0.6102754,0.7757267,
+0.9087369,1,1,0.9863);
+def_red(x):interp_arr(x/0.0454545+1,def_redp);
+def_grnp(i):select(i,0.0009766,2.35501e-05,
+0.0008966244,0.0264977,0.1256843,0.2865799,0.4247083,0.4739468,
+0.4402732,0.3671876,0.2629843,0.1725325,0.1206819,0.07316644,
+0.03761026,0.01612362,0.004773749,6.830967e-06,0.00803605,
+0.1008085,0.3106831,0.6447838,0.9707);
+def_grn(x):interp_arr(x/0.0454545+1,def_grnp);
+def_blup(i):select(i,0.2666,0.3638662,0.4770437,
+0.5131397,0.5363797,0.5193677,0.4085123,0.1702815,0.05314236,
+0.05194055,0.08564082,0.09881395,0.08324373,0.06072902,
+0.0391076,0.02315354,0.01284458,0.005184709,0.001691774,
+2.432735e-05,1.212949e-05,0.006659406,0.02539);
+def_blu(x):interp_arr(x/0.0454545+1,def_blup);
+
+isconta = if(btwn(0,v,1),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1);
+iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),-1);
+
+ra = 0;
+ga = 0;
+ba = 0;
+
+in = 1;
+
+ro = if(in,clip($redv),ra);
+go = if(in,clip($grnv),ga);
+bo = if(in,clip($bluv),ba);
+_EOF_
+cat > $td/pc1.cal <<_EOF_
+norm : mult/scale/le(1);
+
+v = map(li(1)*norm);
+
+vleft = map(li(1,-1,0)*norm);
+vright = map(li(1,1,0)*norm);
+vabove = map(li(1,0,1)*norm);
+vbelow = map(li(1,0,-1)*norm);
+
+map(x) = x;
+
+ra = ri(nfiles);
+ga = gi(nfiles);
+ba = bi(nfiles);
+_EOF_
+set pc0args=(-f $td/pc0.cal)
+set pc1args=(-f $td/pc1.cal)
+if ($?docont) then
+ set pc0args=($pc0args -e "in=iscont$docont")
+endif
+if ("$cpict" == "") then
+ set pc1args=($pc1args -e 'ra=0;ga=0;ba=0')
+else if ("$cpict" == "$picture") then
+ set cpict=
+endif
+if ("$decades" != "0") then
+ set pc1args=($pc1args -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)")
+ set imap="imap(y)=10^((y-1)*$decades)"
+else
+ set imap="imap(y)=y"
+endif
+if ( $legwidth > 20 && $legheight > 40 ) then
+pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v' \
+ -e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres' \
+ -x $legwidth -y $legheight > $td/scol.hdr
+( echo "$label"; cnt $ndivs \
+ | rcalc -e '$1='"($scale)*imap(($ndivs-.5-"'$1'")/$ndivs)" \
+ -e "$imap" | sed -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/' ) \
+ | psign -s -.15 -cf 1 1 1 -cb 0 0 0 \
+ -h `ev "floor($legheight/$ndivs+.5)"` > $td/slab.hdr
+else
+ set legwidth=0
+ set legheight=0
+ (echo "" ; echo "-Y 1 +X 1" ; echo "aaa" ) > $td/scol.hdr
+ cp $td/scol.hdr $td/slab.hdr
+endif
+if ( $?doextrem ) then
+ pextrem -o $picture > $td/extrema
+ set minpos=`sed 2d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
+ 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/'`
+ set maxpos=`sed 1d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
+ 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/'`
+ psign -s -.15 -a 2 -h 16 $minval > $td/minv.hdr
+ psign -s -.15 -a 2 -h 16 $maxval > $td/maxv.hdr
+ pcomb $pc0args $pc1args $picture $cpict \
+ | pcompos $td/scol.hdr 0 0 \
+ +t .1 "\!pcomb -e 'lo=1-gi(1)' $td/slab.hdr" \
+ `ev 2 $loff-1` -t .5 $td/slab.hdr 0 $loff \
+ - $legwidth 0 $td/minv.hdr $minpos $td/maxv.hdr $maxpos
+else
+ pcomb $pc0args $pc1args $picture $cpict \
+ | pcompos $td/scol.hdr 0 0 \
+ +t .1 "\!pcomb -e 'lo=1-gi(1)' $td/slab.hdr" \
+ `ev 2 $loff-1` -t .5 $td/slab.hdr 0 $loff \
+ - $legwidth 0
+endif
+quit:
+rm -rf $td