On Thu, 19 Nov 2020 at 14:02, Moritz Lennert <mlenn...@club.worldonline.be> wrote: > > Hi, > Hi,
> It was great seeing some of you last night via jitsi ! > > In the context of the discussion of "location" vs "project", several of us > pointed to the fact that we organize our data into locations by reference > system with mapsets as project directories. PERMANENT (and other mapsets) can > then be used for data that is common to many projects and can thus be > accessed read-only from their respective mapsets. This helps avoiding data > duplication across projects. > > In the perspective where each location is a project we this would somehow get > lost, as this concept invites duplication into each project. > > However, Luca raised an interesting point in the chat which we didn't get to > discuss: it might be possible to define some mechanism to make data in one > location readable from another location as long as they are in the same SRS. > An easy and dirty way is obviously to just use symbolic links as Luca seemed > to suggest, but that means there is no control over the actual correspondence > of location definitions. Also I don't know how cross-platform this would be. > > But maybe we could take this idea and create a more sophisticated mechanism, > extending g.mapsets to allow creating a read-only access to mapsets even > outside the current location, as long as the reference systems are identical > (would just requiring the PROJ files to be identical be enough ? Too > restrictive ?). > > This would possibly allow to go further in the idea of organizing data by > projects instead of locations, while also keeping > the idea of avoiding data duplication (people could create base data projects > with data common to many projects). > > How does that sound ? > I support any idea that could be useful for GRASS, and I think project could bring more users, however I would like to continue to work as I do today and I think this is the main idea of Vaclav, if I understood correctly. If we want switch to project I think we should remove all the references to Location (in doc and code) > Moritz > -- ciao Luca www.lucadelu.org _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/grass-dev
