ne and a line</span>
inter = intersectLinePlane(line12, plane0);
drawPoint3d(inter, <span class="string">'marker'</span>, <span class="string">'+'</span>, <span class="string">'markerSize'</span>, 10, <span class="string">'linewidth'</span>, 3);

<span class="comment">% create a line perpendicular to a plane</span>
normal = planeNormal(plane);
perpLine = [80 60 40 normal];
drawLine3d(perpLine);

<span class="comment">% compute intersection of line with plane</span>
inter2 = intersectLinePlane(perpLine, plan