lass="string">'opengl'</span>);
set(gca, <span class="string">'CameraPosition'</span>, [400 -200 800]);

<span class="comment">% draw all points</span>
drawPoint3d(points);

<span class="comment">% draw the line, with some drawing options (clipping is automatic).</span>
drawLine3d(line12, <span class="string">'color'</span>, <span class="string">'k'</span>);

<span class="comment">% draw an edge, using a thick stroke and a different color</span>
drawEdge(edge13, <span class="string">'color'</span>, <span cl