On 04/11/2013 09:11 AM, Lorenzo Marcantonio wrote: > On Thu, Apr 11, 2013 at 08:57:24AM -0500, Dick Hollenbeck wrote: > >> If I can broaden this topic somewhat, this type of on the fly board >> change (during loading) falls into a general category of "doctoring a >> board during loading". Let's call it "board doctoring". >> >> Generally it makes me nervous, even though it may have its place. > > Personally I'd have put a warning to it, instead of silently eating the > changes. Unless it was for something which can't actually work (like PCB > edges in modules, if it's still the case). On such a thing I'd either: > > a) refuse the board (like a missing parameter or something) > > or > > b) notify during loading *and* forcing it > > In the specific case a good solution would be allow the text on the > copper layers but maybe emit a warning in the DRC log (something like > 'warning text on copper will not be checked blah blah blah') > >> I suggest that we raise the threshold under which we would do board >> doctoring to a higher level of criteria. > > What do you mean? > >> For low value fixes it is best simply to ask the user to hand edit his >> board file. > > Do you mean 'that layer is not good, fix it by hand' like in my a) > scenario? > >> a) use hand edited boards to gainfully do an end run around a weak >> user interface and achieve a more full featured board manufacturing. > > Agree on that, it's not desiderable to need hand editing but in many > case it's convenient. > >> b) track down editing bugs, because they can be masked behind board >> doctoring. > > Sorry but I can't see an example for this... > >> Board doctoring is a practice we should frown upon, and only use >> reluctantly. > > IMHO it shouldn't needed *if* the file is correct. An exception could be > loading from a previous version where some semantic changed (like text > style in eeschema when wasn't yet introduced) > > I think that kind of fix is from the times when (probably) modules were > allowed on silk and adhesive layers (this is not possible these day). >
I suspect that Jean-Pierre and Wayne will be able to make more sense of my posting than you have. _______________________________________________ Mailing list: https://launchpad.net/~kicad-developers Post to : [email protected] Unsubscribe : https://launchpad.net/~kicad-developers More help : https://help.launchpad.net/ListHelp
