[Therion] Staion point should not go to the calculated lenght of the cave

[Tarquin Wilton-Jones]

> hopefully someone can give me an idea, what I have to do in therion,
> when I have a point station, which should not go to the calculated
> length of the cave.

1 2 12 123 12
flags surface
2 3 22 230 45
flags not surface
2 4 14 300 -22.5

Be warned that due to a bug, Therion will include the *depth* of that
leg in the cave depth, if the surface legs appear first. Put them at the
end of your survey to avoid that bug.

https://github.com/therion/therion/issues/165

> But this point station should shown in the

Text truncated.

Perhaps you were asking about this:
https://therion.speleo.sk/wiki/surfacefeatures