[gdal-dev] iOS patch for GDAL 3.5 requires modification for Mac Catalyst

2022-08-30 Thread Nik Sands
Hi GDAL devs, A few months ago, a patch to GDAL 3.5 was developed so that building with CMAKE would run correctly for iOS builds. The patch is below. I am now extending my iOS app to use Mac Catalyst (for those who don’t know, this is an Apple technology to enable apps developed for iOS to als

Re: [gdal-dev] Snowflake Vector Driver

2022-08-30 Thread Zachary Déziel
Hi Greg, Thanks for sharing! We have some ongoing conversations with Snowflake's team. Lobbying hard the idea of making them more interoperable with the geospatial ecosystem. Sharing any shortcomings you experienced during your POC without needing too many details would help drive some points hom

Re: [gdal-dev] Snowflake Vector Driver

2022-08-30 Thread Even Rouault
Wondering if using the new (Geo)Parquet driver - https://gdal.org/drivers/vector/parquet.html - wouldn't help for interoperability with Snowflake ? At least it should currently understand the non-geo part of it, and I presume the geo part will come at some point as it seems Snowflake support,

Re: [gdal-dev] Snowflake Vector Driver

2022-08-30 Thread Hans Gregers Hedegaard Petersen
Hi Zachary, So, do you know about any efforts to create a Snowflake Vector driver? What > would it take for this to happen? > Please do not see this as discouragement, but we tried to make sense out of Snowflakes models (both in and out), and must say we were impressed by their xml-capabilities

[gdal-dev] Snowflake Vector Driver

2022-08-30 Thread Zachary Déziel
Hi all, I've been working with a couple of clients who store their data on Snowflake. Snowflake is building up its geo-capabilities, but it is not super mature yet. I love the OGR tools to the point that it is painful to use anything else... I have been searching for information regarding if anyo

Re: [gdal-dev] use gdal_viewshed

2022-08-30 Thread Even Rouault
Hi, The -cc parameter is only taken into account if there's a CRS associated to the DEM, as the sphere diameter isn't hardcoded to be the one of Earth. So you should first check that there's a lunar one associated to yours If you use PROJ >= 8.1, you can use IAU:30100 or otherwise the PROJ4