#335: export floats and doubles with correct precision --------------------------+------------------------------------------------- Reporter: hamish | Owner: [email protected] Type: task | Status: new Priority: critical | Milestone: 6.4.0 Component: default | Version: unspecified Resolution: | Keywords: precision Platform: Unspecified | Cpu: Unspecified --------------------------+------------------------------------------------- Comment (by hamish):
on grass-dev Glynn wrote: > We can assume that it always refers to IEEE 754 double > precision format. Systems where this isn't the case are > extremely uncommon, and will almost certainly fail to > support GRASS without a great deal of additional effort. > And regardless of the precision of "double", I seriously > doubt that anyone has actual data which is accurate to 15 > significant digits (equivalent to specifying the circumference > of the earth to within 40 nanometres, or the height of Everest > to within 9 picometres). r.colors fixed in trunk with r38750, r38752. (see also #720) Hamish -- Ticket URL: <https://trac.osgeo.org/grass/ticket/335#comment:8> GRASS GIS <http://grass.osgeo.org>
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