[Therion] LRUD data

Torsten Schnitter torsten.schnitter at netcologne.de
Wed Jun 27 15:08:20 CEST 2012


Hi JP

Try "units imperial".

Best,
Torsten


McLendonJP at aol.com hat am 27. Juni 2012 um 14:23 geschrieben:


> Graham,
>  I've got the centerline and LRUD data all together in the same block, as in
> "data normal station left right up down newline length compass clino" and
> immediately before it "units length feet" but it still treats my input numbers
> at meters instead of feet (for the LRUD). Olly's suggestion to use "units left
> right up down feet" works perfectly to get Therion to treat the numbers as
> feet.
> 
>  Thanks,
>  JP
> 
>  In a message dated 6/27/2012 6:18:31 A.M. Eastern Daylight Time,
> graham.mullan at coly.org.uk writes:
> 
>    > > > From: McLendonJP at aol.com
> > 
> >    > Also, I experimented with using "walls on" to see if it would get
> >    >Therion
> >    > to use the LRUD data to determine depth. It didn't, but I found  that
> >    > Therion is reading my LRUD data as meters instead of feet. I use the
> >    >command
> >    > "units length feet" before the data but seems to only work for the
> >    > >tape
> >    > measurement. Am I missing something?
> > 
> >    Can I assume that you have separate blocks of data for the centreline
> >    and the LRUD? If so then you need to enter the "units length feet" line
> >    again after the "data dimensions station left right up down" line.
> > 
> >    Alternatively just take all your measurements in metres ;-)
> > 
> >    You are right, however, that Therion determines depth by the difference
> >    between the highest and lowest stations. It is difficult to see how else
> >    it would work. It is a trivial matter to mark your highest and lowest
> >    points as stations.
> > 
> >    Graham
> >    >
> >    >
> >    > Today's Topics:
> >    >
> >    >    1. Incorrect depth generated for legend (McLendonJP at aol.com)
> >    >    2. Re: Incorrect depth generated for legend (Olly Betts)
> >    >    3. Re: Incorrect depth generated for legend (Bruce)
> >    >
> >    >
> >    > ----------------------------------------------------------------------
> >    >
> >    > Message: 1
> >    > Date: Tue, 26 Jun 2012 17:06:50 -0400 (EDT)
> >    > From: McLendonJP at aol.com
> >    > Subject: [Therion] Incorrect depth generated for legend
> >    > To: Therion at speleo.sk
> >    > Message-ID: <1fbcc.371cc17a.3d1b7e6a at aol.com>
> >    > Content-Type: text/plain; charset="us-ascii"
> >    >
> >    > I recently used Therion to produce a map for a short horizontal cave.
> >    > The
> >    > cave is only a little over 100' long and the floor is almost level from
> >    > one
> >    > end  to the other. The "depth" information that Therion generated for
> >    > the
> >    > legend is 3  feet even though some of the passage in the cave is 5 feet
> >    > high.
> >    > I'm assuming  that therion uses the vertical difference between the
> >    > highest
> >    > station and the  lowest station to generate the depth number without
> >    > regard
> >    > to LRUD data, is  this correct? And does anybody have a suggestion for
> >    > how I
> >    > can easily  get the correct depth output onto my map? I can see how
> >    > this
> >    > could be a  significant issue if you had a cave with little vertical
> >    > extent
> >    > except for a  high dome. You would have to shoot a shot to a station at
> >    > the
> >    > top of the dome to  capture it's vertical extent in the legend data.
> >    > 
> >    > Also, I experimented with using "walls on" to see if it would get
> >    >  Therion
> >    > to use the LRUD data to determine depth. It didn't, but I found  that
> >    > Therion is reading my LRUD data as meters instead of feet. I use the
> >    >  command
> >    > "units length feet" before the data but seems to only work for the tape
> >    > measurement. Am I missing something?
> >    > 
> >    > Sorry if these questions are a little basic, but I've still got a lot
> >    > to
> >    > learn about Therion.
> >    > 
> >    > Much thanks,
> >    > JP McLendon
> >    > 
> >    > 
> >    > -------------- next part --------------
> >    > An HTML attachment was scrubbed...
> >    > URL:
> >    > <http://mailman.speleo.sk/pipermail/therion/attachments/20120626/1c2c4eea/attachment.html>
> >    >
> >    > ------------------------------
> >    >
> >    > Message: 2
> >    > Date: Wed, 27 Jun 2012 00:10:42 +0100
> >    > From: Olly Betts <olly at survex.com>
> >    > Subject: Re: [Therion] Incorrect depth generated for legend
> >    > To: McLendonJP at aol.com
> >    > Cc: Therion at speleo.sk
> >    > Message-ID: <20120626231042.GM21560 at survex.com>
> >    > Content-Type: text/plain; charset=us-ascii
> >    >
> >    > On Tue, Jun 26, 2012 at 05:06:50PM -0400, McLendonJP at aol.com wrote:
> >    >> Therion is reading my LRUD data as meters instead of feet. I use the
> >    >> command
> >    >> "units length feet" before the data but seems to only work for the
> >    >> tape
> >    >> measurement. Am I missing something?
> >    >
> >    > The therion book doesn't seem to explicitly include these in the list
> >    > of
> >    > valid quantities, but the syntax comes from Survex so this should work:
> >    >
> >    > units left right up down feet
> >    >
> >    > Cheers,
> >    >     Olly
> >    >
> >    >
> >    > ------------------------------
> >    >
> >    > Message: 3
> >    > Date: Wed, 27 Jun 2012 18:09:39 +1200
> >    > From: Bruce <bruce at tomo.co.nz>
> >    > Subject: Re: [Therion] Incorrect depth generated for legend
> >    > To: 'List for Therion users' <therion at speleo.sk>
> >    > Message-ID: <6FA0C0A3E79A4D7F920D3CF3BE25F5AD at JUICEBRAIN>
> >    > Content-Type: text/plain; charset="us-ascii"
> >    >
> >    >> I'm assuming that therion uses the vertical difference between the
> >    >> highest
> >    > station and the lowest station to generate the depth number without
> >    > regard
> >    > to LRUD data, is this correct?
> >    >
> >    > Yes.
> >    >
> >    > 
> >    >
> >    >> And does anybody have a suggestion for how I can easily get the
> >    >> correct
> >    > depth output onto my map?
> >    >
> >    > You can add some tex code to a layout.   See
> >    > http://therion.speleo.sk/wiki/doku.php?id=tex#overriding_data_supplied_by_th
> >    > erion_map_headers
> >    >
> >    > Eg
> >    >
> >    >   code tex-map
> >    >       \cavedepth{300\thinspace{}ft}  %forcing reported depth to 300 ft
> >    >   endcode
> >    >
> >    > 
> >    >
> >    > 
> >    >
> >    >> I can see how this could be a significant issue if you had a cave with
> >    > little vertical extent except for a high dome. You would have to shoot
> >    > a
> >    > shot to a station at the top of the dome to capture it's vertical
> >    > extent in
> >    > the legend data.
> >    >
> >    > That would avoid the need to manually edit the depth each time you
> >    > suspected
> >    > a new survey might change the depth of the cave.  It would be my
> >    > preferred
> >    > method, even if it means creating an artificial shot to replicate the
> >    > 'up'
> >    > data.  It would need 'flags duplicate' to prevent it being added to the
> >    > reported survey network length.
> >    >
> >    > 
> >    >
> >    > Bruce
> >    >
> >    > 
> >    >
> >    > -------------- next part --------------
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> >    >
> >    > ------------------------------
> >    >
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> >    >
> >    > End of Therion Digest, Vol 78, Issue 23
> >    > ***************************************
> >    >
> > 
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