<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hello,<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I have noticed something that I am not sure if it's a bug or not. I am trying to export a selected bit of a survey as a loch file:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><div style="color:rgb(212,212,212);background-color:rgb(30,30,30);font-family:"Droid Sans Mono",monospace,monospace,"Droid Sans Fallback";font-size:14px;line-height:19px;white-space:pre"><div><span style="color:rgb(220,220,170)">source</span> "data/<a href="http://system_migovec.th">system_migovec.th</a>"</div><div><span style="color:rgb(220,220,170)">select </span>vrtnarija_vilinska@system_migovec</div><div><span style="color:rgb(220,220,170)">export </span>model -o outputs/vrtnarija.lox</div></div></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">This seems to correctly export the centerline only for "vrtnarija_vilinska" but if I turn on the walls in loch then other bits of the survey are shown.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Centerline correct:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><img src="cid:ii_kk426l9h1" alt="image.png" title="" style="" width="542" height="340"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">With walls there are other bits of passage shown:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><img src="cid:ii_kk4266xh0" alt="image.png" title="" style="" width="542" height="329"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">These seem to correspond to bits of passage that have splays and LRUD data so it seems like those aren't correctly filtered out using the "select".</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Using:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">therion 5.5.6 (2020-12-27)<br>  - using Proj 6.3.1, compiled against 6.3.1<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Rhys</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div>