[GRASS-dev] trouble compiling v.in.ogr + math.h (all branches)
markus.metz.giswork at gmail.com
Mon Jun 10 13:00:31 PDT 2013
On Mon, Jun 10, 2013 at 3:11 PM, Glynn Clements
<glynn at gclements.plus.com> wrote:
> I'd suggest using:
> int exp;
> new_snap = frexp(xmax, &exp);
> exp -= 52;
> new_snap = ldexp(new_snap, exp);
> frexp() and ldexp() are C89, don't introduce rounding errors, and
> handle zero correctly (they're also likely to be more efficient, but
> that's a trivial detail).
Thanks for the suggestion, done in all branches.
More information about the grass-dev