DEFAULTbox</a>
define default box size for rbox, 'Qbb', and 'QbB' (Geomview expects 0.5) </li>
<li><a href="user_r.h#INFINITE">qh_INFINITE</a> on
output, indicates Voronoi center at infinity </li>
<li><a href="user_r.h#ORIENTclock">qh_ORIENTclock</a>
define convention for orienting facets</li>
<li><a href="user_r.h#ZEROdelaunay">qh_ZEROdelaunay</a>
define facets that are ignored in Delaunay triangulations</li>
</ul>

<h3><a href="qh-user_r.htm#TOC">&#187;</a><a name="ujoggle">joggle constants</a></h3>
<ul>
