[Therion] Multiple elevation maps

Bill Gee bgee at campercaver.net
Sat Nov 15 20:52:39 CET 2014


Hi Martin -

Not a problem!  I appreciate your assistance very much.

In the end, after wrestling with this for most of the last two days, I have 
decided to adopt Plan C ...  I created new thconfig and .th files for each 
elevation segment that I want.  I built a shell script to compile them all.  
Now the main map does not build any elevations.  All it does is import the PDF 
files created by the shell script.

I thought about using a "system" command to call therion with the alternate 
thconfig files.  That might work, but I was a bit worried about multiple 
compiler processes fighting over the .log file and perhaps the temporary files.  
Doing it in a shell script avoids that problem and is really no more difficult.

Let's close out this discussion thread.  My method might not be ideal, but it 
works and I understand it.

For the next revision I have some suggestions for the Therion Book.  I think 
the explanation of the difference between "extended" and "elevation" 
projections needs to be expanded.  

Also, I think the explanation of the view angle for elevation projections 
should be expanded.  I found that I had to include a view angle even when 
using a shell script, else the resulting map was horribly folded back on 
itself.  However, it seems to make no difference which view angle I choose!  

Lastly, as a feature enhancement - It would be nice to have a way to tell 
Therion to rotate scraps with "none" and "elevation" projections.  I have a 
number of sketches where the cave is drawn right-to-left but the cross 
sections and elevations are drawn up-and-down.  I get around this by making 
two copies of the sketch (or three in some cases!) each of which is rotated to 
present the relevant portion upright.  The flip command is not adequate since 
it does 180 degree rotations.  I need to do 90 degree rotations.

Kind regards - Bill Gee


On Friday, November 14, 2014 08:24:50 Martin Sluka wrote:
> Bill,
> 
> I'm sorry of mess I made in last mail
> 
> flip - command to flip scraps in xTherion
> 
> • flip (none)/horizontal/vertical ▷ flips the scrap after scale
> transformation
> 
> 
> extend - command to extend (or flip) branches in centreline:
> 
> • extend <spec> [<station> [<station>]] ▷ control how the centerline is
> extended. - normal/reverse ▷ extend given and following stations to the
> same/reverse direction as previous station. If two stations are
> given—direction is applied only to given shot. - left/right ▷ same as
> above, but direction is specified explicitly. - vertical ▷ do not move
> station (shot) in X direction, use only Z component of the shot - start ▷
> specify starting station (shot)
> - ignore ▷ ignore specified station (shot), continue extended elevation with
> other station (shot) if possible - hide ▷ do not show specified station
> (shot) in extended elevation If no stations are specified, <spec> is valid
> for following shots specified.
> 
> 
> 
> M.S.
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