#!/bin/sh

if [ -z $3 ] 
then
echo "Usage: circle <length> <angle> <iterations> [r,g,b]"
echo
echo length - side length
echo angle - angle size
echo iterations - number of sides
echo "r,g,b - colour ( 0 < [rgb] < 65536 )"
echo
exit 0
fi

# set colour is there is one
if [ -n $4 ]
then
echo PC $4
fi

count=0

while true
do
echo FD $1
echo RT $2
count=`expr $count + 1`

if [ $count = $3 ] 
then
exit -1
fi

done