#!/bin/bash
LATEST=`ls stages|tail -n 1|cut -d "_" -f 2|cut -d "." -f 1|sed -e 's/0//g'`
PRESENT=$((LATEST+1))
if [ $PRESENT -lt 10 ] 
	then OUTFILE="stages/stage_0000"$PRESENT".png"
elif [ $PRESENT -lt 100 ]
	then OUTFILE="stages/stage_000"$PRESENT".png"
elif [ $PRESENT -lt 1000 ]
	then OUTFILE="stages/stage_00"$PRESENT".png"
elif [ $PRESENT -lt 10000 ]
	then OUTFILE="stages/stage_0"$PRESENT".png"
else
	OUTFILE="stages/stage_"$PRESENT".png"
fi
povray +I$1 +O$OUTFILE
exit 0