Re: gEDA-user: [pcb] solder mask polarity

[DJ Delorie <dj@delorie.com>]

> My PCB shop uses positive solder and componentmask when the printed 
> circuit is double sided, and uses negative when single sided.

Interesting.  If you gave them the wrong polarity, what would they do?

> Well, I think the better way is to have a option on the print layout.

I was trying to avoid the extra work ;-)

What do other layout programs do?

> But if it is more simple, a good way is to the software generate
> both files, like, one called pcb.output.positive_componentsilk.grp
> and other pcb.output.negative_componentsilk.grp

I think that would confuse people more than a menu option.