[pdal] decimation-visualization

[Bradley Chambers]

Matthew,
This is now fixed in master. Give it a try and let me know how it works.
Brad
On Jan 9, 2015 4:06 PM, "Bradley Chambers" <brad.chambers at gmail.com> wrote:

> Accidentally replied directly to Matthew on this one. Moving the
> conversation back to the mailing list...
>
> <mhanson at appliedgeosolutions.com>
>>
>> As a quick way to visualize a point cloud, how could I run pdal view, but
>> run it through the decimation filter beforehand.   Can I do that without
>> writing to a new file?
>>
>
> You've got a couple of options, and I'll be honest, the one I'm about to
> suggest actually appears to be broken at the moment, so I'll be taking a
> look at it.
>
> You could use `pdal translate` with the `--visualize` switch, which will
> display the result in the viewer. For example:
>
>     $ pdal translate -i /path/to/input/cloud -o /path/to/output/cloud
> --d_method VoxelGrid --visualize
>
> The output file is currently required, although we could discuss making
> this optional.
>
> You can read about some of the decimation options by typing `pdal
> translate --help`. They're at the bottom.
>
> You could also construct a pipeline terminating with the
> `writers.pclvisualizer` stage, and call it via `pdal pipeline -i
> /path/to/pipeline`.
>
> If you haven't seen this already, it may help.
>
> http://www.pdal.io/tutorial/pcl_ground.html
>
> Much of what it describes will apply to translate/decimation as well
> (e.g., running the filtering kernel directly, invoking the --visualizer to
> view results, running as a pipeline/pclblock to fine-tune filtering, etc.).
>
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