Re: gEDA-user: General Layers questions

[John Doty <jpd@xxxxxxxxx>]

On Mar 19, 2011, at 10:50 AM, Martin Kupec wrote:

> On Sat, Mar 19, 2011 at 10:14:54AM -0600, John Doty wrote:
>> 
>> On Mar 18, 2011, at 2:23 PM, Martin Kupec wrote:
>> 
>>> If layers types would be defined by attributes, someone would be able to
>>> declare one layer both as conductive and as silk for example. That could
>>> cause me a nighmares. That is why I insist on 'typed' layers, not
>>> 'tagged' layer.
>> 
>> No. The nightmare is classification.
>> 
>> It's perfectly possible to put conductive ink on a board with a silkscreen process.
> No problem here. Just define that conductive ink as copper or conductive
> type layer. I don't care how that layer happens to be manufactured.

No. For describing geometry, I agree that the manufacturing process is irrelevant. But the layer needs properties, not some arbitrary classification.

John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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