s scanned and visible segments
are collected in a list of point pairs.
A list of length <EM>count</EM> is returned.
</DD>
</DL>
<BR>
<BR>

<A NAME="37337"></A>
<B>playback-hid-lines</B> <EM>lines &amp;optional (view *viewer*) </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
<EM>lines</EM> is a list of lists of point pairs.
draws lines successively on <EM>view</EM>.
Double buffering technique allocating another pixmap 
is used to generate flicker-free animation.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="37349"></A>
<B>l