[pdal] PDAL code for LasTools and WhiteBoxTools functions?

[Andrew Bell]

Hi Ken,

See filters.hag_dem, filters.hag_delaunay and filters.hag_nn. I don't know
how close they are to the tools you mention. You can use writers.gdal or
filters.faceraster with writers.gdal to create a raster.

On Thu, May 8, 2025 at 11:46 AM Kenneth Jacob via pdal <pdal at lists.osgeo.org>
wrote:

> Dear PDAL Community:
>
> (first time post)
>
> *Success Story*
> Here's the problem I was working on:
>
> .laz files downloaded directly from the NOAA site
> <https://coast.noaa.gov/dataviewer/#/lidar/search/> were opening as thin
> lines instead of the expected 3D point cloud in CloudCompare. With the help
> of another forum, I figured out it was because the coordinate system in the
> NOAA files is spherical and CC is looking for cartesian coordinates. PDAL
> in a single command line helped me convert to an appropriate cartesian CRS,
> and this solved the problem. Details of the exchange in the CC forum HERE
> <https://github.com/CloudCompare/CloudCompare/issues/2135#issuecomment-2776011743>
> .
>
> Very exciting.
>
> *New Problem and Questions for the PDAL Community*
> Inspired to do more with PDAL, my question to this community is whether
> PDAL can be used to perform point-cloud processing functions from LasTools
> and WhiteBoxTools that have frustrating inconsistencies when used from
> QGIS, at least on my computing platform (Mac OS). Inconsistencies are
> multiplied for me because I use LiDAR files (.laz and .las) from multiple
> sources.
>
> The functions I'm using in my forest carbon research are:
>
> lasheight (from Lastools)
> HeightAboveGround (from WhiteBox)
> LidarDigitalSurfaceModel (from WhiteBox)
>
>
> Are these functions already duplicated in PDAL? Or is there command lines
> that effectively do the same thing?
>
> Any experience and advice on this subject will be greatly appreciated.
>
> Sincerely,
>
> Ken
>
> _______________________________________________
> pdal mailing list
> pdal at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/pdal
>


-- 
Andrew Bell
andrew.bell.ia at gmail.com
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