[Liblas-devel] Number of points by return

Howard Butler hobu.inc at gmail.com
Wed Jan 2 11:58:50 EST 2008


TerraScan doesn't appear to set the point returns by header info.  A  
file from the Iowa DNR GeoTree download shows that they aren't set... http://liblas.org/ticket/10

Maybe we can't depend on this.

Howard

On Jan 2, 2008, at 9:35 AM, Mateusz Loskot wrote:

> Kollasch, Pete [DNR] wrote:
>>
>> That rule is fully consistent with my understanding of how LiDAR data
>> works.
>
> Pete,
>
> Thanks for confirmation.
>
>> The only reason I would hesitate to assume it as a rule would be if
>> making the assumption would cause reading data from a broken data  
>> set to
>> fail.  If using the assumption causes a failure to read an  
>> inconsistent
>> dataset, that's not very robust.
>
> Yes, I agree with your opinion.
> Perhaps only warning should be issued if verbose mode requested,
> so user is well-informed.
>
> Best regards
> -- 
> Mateusz Loskot
> http://mateusz.loskot.net
> _______________________________________________
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> Liblas-devel at mail.hobu.net
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