On Wed, Nov 5, 2008 at 1:16 PM, Duncan Drennan <[EMAIL PROTECTED]> wrote: > I was thinking about something else and I would be interested to know > what the spec suggests. The Samsung machines had an option to specify > the orientation of your axis, so the axis orientation of the file also > had to be communicated to the machine operator. I think the machines > coordinates started in the bottom left (normal Cartesian, with 0,0 > closest to the operator all the way to the left).
In IPC-2581 there is a diagram that depicts a "primary side" with a reference point. If you are looking at the "primary side" and place the reference point in the lower left corner +y goes up and +x goes right. (* jcl *) -- http://www.luciani.org _______________________________________________ geda-user mailing list [email protected] http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
