[Therion] Therion Digest, Vol 59, Issue 17

[Graham Mullan]

Graham
--
graham.mullan at coly.org.uk

0117 9502556 or 07887 637064 (or 0844 2327803)

On 16/11/2010 11:00, therion-request at speleo.sk wrote:
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> Today's Topics:
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>     1. Source and Select (Bruce)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 16 Nov 2010 22:08:50 +1300
> From: "Bruce"<dangle at tomo.co.nz>
> Subject: [Therion] Source and Select
> To: "'List for Therion users'"<therion at speleo.sk>
> Message-ID:<8D8CD5FCB02E447CADDD297FA721A23D at JUICEBRAIN>
> Content-Type: text/plain; charset="us-ascii"
>
> My reading of the Therion Book suggests to me;
>
>
>
> -          that 'source' specifies the files that Therion should read and
> process before deciding what to export.   The source files should contain or
> reference surveys and or a surface.
>
>
>
> -          that 'select' chooses which survey(s) and or map(s) from the
> above files to export.  If there is no 'select' statement then 'all' are
> exported.
>
>
>
> My interpretation #1 is that this should allow all the surveys of a large
> (or modest) system of cave passages to be referenced by way of 'source' so
> that all the survey loop and scrap join distortions can be processed BEFORE
> Therion decides what to export.  This is what seems to occur.  So far, so
> good.
>
>
>
> My interpretation #2 is that when a map or maps for any particular
> projection is 'selected' then ONLY the data that relates to those maps
> should be exported.  This is what seems to happen for Map outputs (pdf and
> ?kml) and Atlas outputs.
>
>
>
> I have some difficulty and confusion with outputs that don't have a
> projection, such as the lists, 3d outputs and database.  What seems to
> happen is that regardless of the 'selected' maps, all of the 'sourced' data
> is exported to this type of output.
>
>
>
> What I would like is that only the data related to the 'selected' maps are
> exported.  This way all subset outputs can be consistent (same loop closure
> distortions applied), and separately exported.
>
>
>
> In writing this out I suspect I may have realised the answer to my question
> (but not yet tested it).  Perhaps what I need to do is 'select' survey(s)
> that encompass the same part of the cave as the maps?
>
>
>
> Any insights or clarifications gratefully received.
>
>
>
> Bruce
>
>
>
>
>
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> End of Therion Digest, Vol 59, Issue 17
> ***************************************
>