[GRASS-dev] Retiling functionality for 2D raster?

Glynn Clements glynn at gclements.plus.com
Mon Mar 25 03:26:47 PDT 2013

Markus Neteler wrote:

> >> I am lacking a "r.retile" module to easily split a big 2D raster
> >> map into tiles, e.g. for parallelized analysis on a cluster.
> >> To go the v.mkgrid way might be a bit tedious.
> >
> > r.tile added in r55511.
> Wonderful, thanks.
> How about renaming r3.retile to r3.tile (to gain name consistency)?

They do different things. r3.retile generates a single output map, but
with the specified tiling (3d rasters are tile-based). r.tile
generates a separate raster for each tile (equivalent to running
g.region+r.resample in a double loop).

Glynn Clements <glynn at gclements.plus.com>

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