Sebastian Gaida

I've just pulled master without conflicts, because the CI failed. Maybe this can fix the issues. On Windows TBB was missing. ([failed Action](https://github.com/AcademySoftwareFoundation/openvdb/actions/runs/3169314994/jobs/5287905503#step:5:32))

Thanks for the suggestion Ken, but the branch is already merged with the latest commit of the upstream OpenVDB version ([0efd583](https://github.com/AcademySoftwareFoundation/openvdb/pull/1418/commits/0efd583dc28695cf5babddee0193e8cbbe310817)) And as said, only the non-related NanoVDB build is...

This PR adds a new variant of the HDDA algorithm to PNanoVDB. Before, there was only a zero crossing function, and this would add a variant that gets the next...

Hello @kmuseth I checked NanoVDB and if there is a function that matches the current proposed function and there is. The [TreeMatcher](https://github.com/sideeffects/openvdb_dev/blob/sendupstream_remove_boost_uuid/nanovdb/nanovdb/util/HDDA.h#L367), like the proposed function, also marches with the...

Sorry for the CLA noise.