[GRASS5] Temporary raster file names (+G3d)

[Hamish]

> I don't have an answer for your temp files question
> but it would be great if you could explore the possibility
> of storing time series of 2D raster files as a g3d file -
> we have discussed this issue a lot because all hydrologic
> and pollutant transport models need it as well as any
> other dynamic modeling and storing it as g3d file came up
> quite often as a viable option. However, there is very little support
> for 3d rasters right now, although r3.to.r2 and r2.to.r3 would be a
> good start - just to pack and upack the time series to make the
> mapsets more manageable. Then just few scripts could make it
> relatively easy to view the data through xganim or assign a common
> color table, etc.
> If you could look at it and let us know whether you think it
> would be a good idea and what needs to be done to make it work,
> it might be a great addition for the next grass release.


what about better use of i.group?

(I'm not denying that having it all in one big "map" isn't easier to
deal with than 'n' maps + raster file crud)



Hamish