Differences

This shows you the differences between two versions of the page.

--- drawingchecklist [2018/12/23 02:11] – [points] boxed label placeholder brucemutton
+++ drawingchecklist [2019/11/14 09:55] – [station] each scrap needs two stations brucemutton
@@ Line 102: / Line 102: @@
 ===== station =====
 (These are just a type of [[drawingchecklist#points|point]].  See [[drawingchecklist#points|below]])\\
-''__point station__'' <code> -name <prefix><No>@survey </code>
+Each plan, elevation or extended scrap must have either;
+  * at least two ''point stations'' defined, or
+  * one ''point station'' defined, and also have the scrap accurately scaled,
+otherwise Therion cannot properly relate the scrap drawing to the survey centreline.
+''__point station__''
+<code> -name <prefix><No>@survey
+## Options applicable to extended elevation scraps only
+ -from <station> ## Applicable to extended elevations where two or more instances of a station are plotted.
+                    Choose the instance of the station that this point refers to by referencing the other station in the leg to be represented.
+ -extend [previous] | [<station>] ## You can adjust the extension of the centreline using this option.  Pg 25 Therion Book
+                   (I am not clear on this, if you have any insight into syntax or usage cases, please post on the forum).
+</code>
 You can label the stations using ''point station-name'' or ''debug station-names'' as described in [[drawingchecklist#points|Points Labels]] below.