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-   -   How to get PLY-file to Pointwise (https://www.cfd-online.com/Forums/pointwise/226959-how-get-ply-file-pointwise.html)

koopalola May 13, 2020 01:57

How to get PLY-file to Pointwise
 
Hi,

I'd like to import a 3D-scan-file to Pointwise. I want to extract the data points from the triangle mesh. Those data points are then utilized to create rooms and shapes. Actually I need only a few points from the PLY-file. However, I have noticed that it is not that simple for a new-to-CFD-user.

So, the question is: What options do I have to extract the xyz-data from the PLY-file to the Pointwise? I have tried PLY > stl > IGS > Pointwise import route but somehow my stl > IGS doesn't work properly. From a 6 MB stl I get <1 KB igs file (FreeCad conversion) - something must be wrong.

Other way could be getting the simple xyz-coordinates of the mesh and import those as txt-data.

I don't mind losing a lot of data during this proccess.

dgarlisch May 13, 2020 19:25

Pointwise can directly import STL files as either:
  • GRID (domains. Use File, Import, Grid...)
  • DATABASE (shells. Use File, Import, Database...)

And PLY import is scheduled for the v18.4 (release date is NOT available)


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