[GRASS-dev] R.terraflow on massive grids

[Glynn Clements]

Markus Metz wrote:

> Note that the memory manager of the iostream lib used by r.terraflow
> can only handle up to 2047 MB of RAM because the memory option in MB
> is internally converted to Byte and stored as int, thus the max
> recognized value is 2^31 - 1 Byte.

The iostream library uses size_t. However, r.terraflow itself had a
bug (scale then cast instead of cast then scale), which should be
fixed by r47641.

-- 
Glynn Clements <glynn at gclements.plus.com>