On Fri, Oct 08, 2010 at 10:31:10AM -0400, Rick Collins wrote: > At 10:01 AM 10/8/2010, you wrote: > > > >Not quite. The ``internal resolution'' would be the same, but the > >visible units (on the gui and in the exports) would be scaled by > >the scale factor, on a per-.pcb basis. > > If I understand correctly, this would not solve the problem. The > problem results from working with data in metric format which can > not be represented exactly using an inch based internal integer. If > the internal representation is metric, then inches can be > represented exactly. > > Are you suggesting that 32 bit integers representing nm could be > used and the 2/4 meter limitation could be resolved by using a scale > factor? >
Yes. Set the scale-factor to 1000, and now your "base-unit" is um, in that the smallest PCB object you can make will be scaled to a micrometer, and you can have 2km boards if you want. > Am I up to speed now? > > Personally, I can't imagine a PCB larger than 2 meters much less 4 > meters. Or is the possibility of uses other than PCB design being > considered here? > Andrew _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user