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Add Autodesk PTS reader

Related products:FME Form
  • December 16, 2016
  • 3 replies
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roland.martin
Contributor
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Please add PTS reader as native LiDAR format, because reading it as a CSV is veeeeeery slow.

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3 replies

fmelizard
Safer
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  • Safer
  • December 19, 2016

FME 2017's CSV reader should be much faster -- if you make a workspace from scratch and add one. That said, definitely work for us to do here.


roland.martin
Contributor
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  • Author
  • Contributor
  • March 20, 2017
I've been looking at this again recently. The new CSV2 reader is a lot faster (good work!) but you still need to push its contents into a PointCloudCombiner, which for 200 million points can take 4 or 5 hours. I'm assuming (hoping) a native reader could do this a lot more quickly?

 

 

PTS seems to have become a standard for interior LiDAR surveys, to the extent that I've talked to subcontractors who didn't know what LAS was.

 

 

There's a good summary half way down this thread: https://www.laserscanningforum.com/forum/viewtopic.php?t=743 (PTX keeps coming up as well - I haven't seen the others yet).

 

 

PTS is text-based, space-delimited, and looks like:

 

Number_of_points (first header row)

 

X Y Z Intensity R* G* B* (subsequent rows; the starred items are optional)

 

342684 4.246445 -6.426620 -50.214615 -399 66 50 83 -9.318283 -6.01405 -51.129257 -437 132 141 152 ...

roland.martin
Contributor
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  • Author
  • Contributor
  • May 26, 2017

Thanks to the FME Doctors for pointing out the POINTCLOUDXYZ reader... missed that one!