#!/bin/csh -f

# RCSid: $Id: objline.csh,v 2.6 2008/11/30 19:56:02 greg Exp $

# Create four standard views of scene and present as line drawings

#

set oblqxf="-rz 45 -ry 45"

onintr quit

set d=`mktemp -d /tmp/ol.XXXXXX`

if ($#argv) then

	set origf=""

	set oblqf=""

	foreach f ($argv)

		set fn="$f:t"

		set fn="$fn:r"

		xform $f:q > $d/$fn:q.orig

		rad2mgf $d/$fn:q.orig > $d/$fn:q.orig.mgf

		set origf=($origf:q $fn:q.orig.mgf)

		echo i $fn:q.orig.mgf $oblqxf > $d/$fn:q.oblq.mgf

		set oblqf=($oblqf:q $fn:q.oblq.mgf)

	end

else

	set origf=stdin.orig.mgf

	set oblqf=stdin.oblq.mgf

	xform > $d/stdin.orig

	rad2mgf $d/stdin.orig > $d/stdin.orig.mgf

	echo i stdin.orig.mgf $oblqxf > $d/stdin.oblq.mgf

endif

cd $d

set rce='xm=($1+$2)/2;ym=($3+$4)/2;zm=($5+$6)/2;\

max(a,b):if(a-b,a,b);r=max(max($2-$1,$4-$3),$6-$5)*.52;\

$1=xm-r;$2=xm+r;$3=ym-r;$4=ym+r;$5=zm-r;$6=zm+r'

set origdim=`getbbox -h *.orig | rcalc -e $rce:q`

set oblqdim=`xform $oblqxf *.orig | getbbox -h | rcalc -e $rce:q`

mgf2meta -t .005 x $origdim $origf > x.mta

mgf2meta -t .005 y $origdim $origf > y.mta

mgf2meta -t .005 z $origdim $origf > z.mta

mgf2meta -t .005 x $oblqdim $oblqf > o.mta

plot4 {x,y,z,o}.mta

quit:

cd

exec rm -rf $d