[pdal] pdal Digest, Vol 152, Issue 3

Tue Aug 20 11:15:12 PDT 2024

Cool i will give that a try, got a busy week working on a different
project. But will get some nice Pembrokeshire coastal data up for people to
view

On Sat, 17 Aug 2024, 20:00 , <pdal-request at lists.osgeo.org> wrote:

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> Today's Topics:
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>    1. Re: serving Entwine Point Cloud (Sion Williams) (Nick Holshouser)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 16 Aug 2024 17:25:22 -0400
> From: Nick Holshouser <nickholshouser at gmail.com>
> To: pdal at lists.osgeo.org
> Subject: Re: [pdal] serving Entwine Point Cloud (Sion Williams)
> Message-ID:
>         <CANurM1QXt828UoU+-MHhVfpgb7FWfJURF765WO5qWO-HU=
> nZMg at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hello Sion,
> I was in Wales last month, I'd love to see some of the LiDAR! It's a
> beautiful country.
>
> To serve COPC local and/or remote (web server and cloud) I first downloaded
> and built potree according to the docs - see Getting Started at
> https://github.com/potree/potree
> As per the docs I just upload the Potree folder with all point clouds, the
> build directory, and your html files to a web server. You can optimize
> things by deleting a lot of content from the potree directory such as demo
> point clouds, shape files, example html, etc... I don't serve point clouds
> from the web server filesystem as the storage is cheaper in a cloud bucket.
>
> There is a copc.html example which you can use - just read through the
> source and adapt for either a local path or an http URL. I put my copc
> files in a google cloud bucket and then open the bucket up for CORS and
> HTTP.
> If you just want to try serving from the filesystem you could modify line
> 57: var path = "../pointclouds/lion_takanawa.copc.laz";  and drop your copc
> file into the folder.
>
> Here's an example of one of my copc files - this is a large area (15,000+
> acres) but it's only the ground points.
>
> https://mappalachian.info/potree/viewer/copc2.html?r=https://storage.googleapis.com/mappalachian-entwine/lickstone/Lickstone_Surface_MergedSlope.copc.laz
> .
> It's 2.5GB. You can check the source of copc2.html to see what changes I
> made. I will say that for very large copc files you can really hurt a
> browser... (uses lots of memory) This example is about 250MB and it's much
> more responsive.
>
> https://mappalachian.info/potree/viewer/copc2.html?r=https://storage.googleapis.com/mappalachian-entwine/lickstone/NEPA_Unit_11_HAGDEM_EPSG3857.copc.laz
>
> regards,
> Nick
>
>
>
> On Fri, Aug 16, 2024 at 3:19?PM <pdal-request at lists.osgeo.org> wrote:
>
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> >
> > Today's Topics:
> >
> >    1. serving Entwine Point Cloud (Sion Williams)
> >    2. Re: filters.python not available after install pdal and
> >       pdal-plugins (Howard Butler)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Fri, 16 Aug 2024 10:46:10 +0100
> > From: Sion Williams <sionwill at googlemail.com>
> > To: pdal at lists.osgeo.org
> > Subject: [pdal] serving Entwine Point Cloud
> > Message-ID:
> >         <
> > CAJW_ZYWuibAO_2rnzuid9q_sXw0gH48PWbEoNS4H172qfh4X0Q at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> > Hi everyone,
> >
> > I?ve created a Virtual Point Cloud(VPC) of Wales using PDAL and related
> > tools, consisting of 27,000 tiles, each covering 1 km?. I?ve successfully
> > generated some large Entwine Point Cloud (EPT) files from this data,
> which
> > I can view through QGIS.
> >
> > However, I?d like to explore the dataset using COPC Viewer and possibly
> > Potree, but I?m having trouble serving the data on a local server. My
> goal
> > is to host it locally to showcase just how impressive the dataset is.
> >
> > I haven't got the grasp of servers and networks before,  I?ve tried
> > following various guides and using ChatGPT, but I think I might be
> missing
> > something simple as everything else has been relatively straightforward.
> > I?d prefer not to use a cloud service due to cost and bandwidth
> > constraints.
> >
> > Does anyone have suggestions on how to easily serve the data locally? I
> > have access to both a Windows Docker environment and a Linux Mint OS.
> >
> > Thanks in advance!
> >
> > Cheers,
> > Sion
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> >
> > ------------------------------
> >
> > Message: 2
> > Date: Fri, 16 Aug 2024 13:44:06 -0500
> > From: Howard Butler <howard at hobu.co>
> > To: Dom Jaskierniak <dom.jaskierniak at environment.nsw.gov.au>
> > Cc: "pdal at lists.osgeo.org" <pdal at lists.osgeo.org>
> > Subject: Re: [pdal] filters.python not available after install pdal
> >         and pdal-plugins
> > Message-ID: <82E73916-4DCF-40E4-B753-480A772E91C8 at hobu.co>
> > Content-Type: text/plain; charset="utf-8"
> >
> > I confirmed this is an issue.
> >
> > The story is with how conda-forge registers where the plugin path. There
> > has been some back and forth about how we should do that.
> >
> > Here's one way you might be able to get it going:
> >
> > print where your plugins live
> > > python -m pdal --pdal-plugin-path
> >
> > set PDAL_DRIVER_PATH="result from above"
> >
> > Another alternative might be something like this to keep the previous
> > value of PDAL_DRIVER_PATH
> >
> > > python -m pdal --pdal-plugin-path > pdal-plugin-path
> > > set /p PDAL_PLUGIN_PATH= < pdal-plugin-path
> > > DEL pdal-plugin-path
> >
> > I'm tracking this issue at
> > https://github.com/conda-forge/python-pdal-feedstock/issues/124
> >
> > Howard
> >
> >
> > > On Aug 16, 2024, at 12:37?AM, Dom Jaskierniak via pdal <
> > pdal at lists.osgeo.org> wrote:
> > >
> > > Hi,? <>
> > >
> > > Although I have the below two packages in my venv:
> > >
> > > python-pdal 3.4.5 py312h61d12cd_4 conda-forge
> > > pdal-plugins 1.5.2 pypi_0 pypi
> > >
> > > I cant seem to find:
> > >
> > > libpdal_plugin_filter_python.dll
> > >
> > > in Library\lib and Library\bin of anaconda3\env. Using pdal --drivers
> > confirms that I don't have filters.python which I would like to have to
> run
> > a python function in a pipeline
> > > {
> > >                 "type": "filters.python",
> > >                 "script": "WF_Desktop_YOLO_V5.ipynb",
> > >                 "function": "filter_by_treeID_min_z",
> > > }
> > >
> > > Does anyone know why I don?t seem to have access to this plugin?
> > >
> > > Thank you,
> > > Dom
> > > Dr Dom Jaskierniak
> > > Senior Scientist (Remote Sensing and Landscape Sciences)
> > >
> > > Science, Economics and Insights Division| Department of Climate Change,
> > Energy, the Environment and Water
> > > M 0498 206 030  |  E dom.jaskierniak at environment.nsw.gov.au <mailto:
> > dom.jaskierniak at environment.nsw.gov.au>
> > > Level 3, 6 Stewart Avenue, Newcastle, NSW, 2302
> > >
> > > www.dpie.nsw.gov.au <http://www.dpie.nsw.gov.au/>
> > >  <http://www.dpie.nsw.gov.au/>?
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> > > and emerging through thoughtful and collaborative approaches to our
> > work, seeking to demonstrate our ongoing
> > > commitment to providing places in which Aboriginal people are included
> > socially, culturally and economically.
> > >
> > >
> >
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