[pdal] Building PDAL 1.3 on Debian testing

[Howard Butler]

> On Sep 8, 2016, at 3:16 PM, Sebastiaan Couwenberg <sebastic at xs4all.nl> wrote:
> 
> On 09/08/2016 08:54 PM, Jean-Francois Prieur wrote:
>> I saw that there was a PDAL 1.2 package for Debian testing but it
>> is not built with PCL so it does not have the ground filter that I need.
> 
> FWIW, the pdal package in Debian disabled the PCL plugin in pdal
> (1.1.0-5) because that pulls VTK into the dependency chain, and the VTK
> packages in Debian are not very well maintained.
> 
> Having the VTK packages in the dependency chain makes the package very
> prone to release critical bugs which threaten the removal of the package
> from testing and subsequently from the next stable release.
> 
> GRASS will soon depend on PDAL and this package is too important to not
> have in a Debian stable release.

Brad Chambers has ported nearly all of the interesting filters that were PCL-based into PDAL proper at PDAL 1.3.0, so there won't be a lot of functionality drop-off by not having PCL available.

The biggest missing item of missing PCL would be PCD read/write support.

Howard
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