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Getting rid of WriteLandXML #14

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rsignell-usgs opened this issue May 8, 2015 · 1 comment
Open

Getting rid of WriteLandXML #14

rsignell-usgs opened this issue May 8, 2015 · 1 comment

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@rsignell-usgs
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@scw, as I mentioned at the inaugural Ocean Summit a few years ago, it really sucks to have to write out ASCII LandXML data to instantiate a TIN object with specified topology (connectivity array):
https://github.com/rsignell-usgs/dap2arc/blob/master/src/dap2tin.pyt#L28

The FVCOM data we were testing dap2tin with were relatively small, around 50,000 nodes, and it wasn't too big a deal, but for the ADCIRC dataset I'm testing now, there are 400,000 nodes, and it takes 7 minutes to load a single time step, writing a 50MB XML file in the process. Probably a lot of this is a slow approach to writing the XML file, but it does really seem crazy to have to write such a file in the first place.

Has this been fixed yet, or if not, at least on an enhancement issue somewhere?

I notice that this guy apparently has a TIN generator, I wonder how he does it?
5-8-2015 3-14-08 pm

@rsignell-usgs
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@scw, do you know if there are any updates here?
Is it now possible to instantiate a TIN object from python in ArcPy?
If not, how would we go about getting someone's attention?

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