[Rcpp-devel] prospects for NetCDF?

[Michael Sumner]

On Sat, 17 Dec 2016 at 14:00 Michael Sumner <mdsumner at gmail.com> wrote:

> On Sat, 17 Dec 2016 at 13:34 Sean Davis <seandavi at gmail.com> wrote:
>
> Does it need to be NetCDF, or can you settle for HDF5?  There are a couple
> of HDF5 packages available.
>
>
> I find HDF5 is way too raw, so you're always writing abstractions from
> scratch  - but that might be the best way. I haven't seen an HDF5 R package
> that was suitable for the range of inputs yet.
>
>
I see rhdf5 2.18.0 has been on Bioconductor since October 2016:
http://bioconductor.org/packages/release/bioc/html/rhdf5.html

This seems to fit the bill for the limitations I had from NetCDF and the
other HDF5 packages.

Thanks, Mike.


Still, if it were a better target I'd like to level-up and make this a
> wishlist for HDF5 that was generally applicable, to the NetCDF4 model and
> others (libkea comes to mind).
>
> Either way experiences with Rcpp and HDF5 or NetCDF are welcome.
>
> Thanks, Mike.
>
> On Dec 16, 2016, at 8:55 PM, Michael Sumner <mdsumner at gmail.com> wrote:
>
> I've outlined a wishlist item for a modern Rcpp wrapper for the NetCDF
> library:
>
> https://github.com/RConsortium/wishlist/issues/3
>
> I'd appreciate any advice from those with Rcpp expertise and knowledge of
> wrapping external libraries.
>
> Does NetCDF look particularly difficult to work with? Or, would it be
> reasonably straigtforward, but quite a lot of work?
>
> It's perhaps a bit wishful to expect anyone with those skills to offer to
> be involved, but it would be really helpful to at least have some thoughts
> - even just "that's crazy hard" or "way too easy", or anything in between.
>
> NetCDF is a general multi-dimensional array format, with metadata and
> slice-based index read - in modern forms (v4.0) it's based on HDF5. It's
> used for many kinds of data, but sees majority use (probably) in remote
> sensing and climate modelling.
>
> Thank you.
>
> Cheers, Mike.
> --
> Dr. Michael Sumner
> Software and Database Engineer
> Australian Antarctic Division
> 203 Channel Highway
> Kingston Tasmania 7050 Australia
>
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>
> --
> Dr. Michael Sumner
> Software and Database Engineer
> Australian Antarctic Division
> 203 Channel Highway
> Kingston Tasmania 7050 Australia
>
> --
Dr. Michael Sumner
Software and Database Engineer
Australian Antarctic Division
203 Channel Highway
Kingston Tasmania 7050 Australia
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