kicad-developers team mailing list archive

[Wayne Stambaugh <stambaughw@xxxxxxxxx>]

On 2/1/2018 9:03 AM, Jeff Young wrote:
>> If a pad is on front and back layers, currently it is on all copper
>> layers,
>> so "all copper layers" is better for me.
>> (Otherwise it is on one copper layer.)
> 
> Ahhh… I didn’t realise the choices were that restricted.  That certainly
> simplifies things.
> 
> Note that we’re trying to succinctly identify, not describe.  So I think
> if there /are/ any copper layers, we don’t need to mention the technical
> layers that may (or may not) be included.
> 
>> This is one of those cases where one questionable design decision
>> cascaded into other places.  Given that users see F.Cu, B.Cu, etc, it is
>> reasonable to expect them to be familiar with the notation.  I never
>> liked the original decision to expose these names in the layer manager
>> but I guess changing it at this point would be counter-productive.  The
>> being said, "all layers" and "all copper layers" may be easier to
>> understand than "F.Cu - B.Cu and others" and "F.Cu - B.Cu”.
> 
> Agreed.  How about:
> 
> F.Cu
> B.Cu
> In4.Cu(single internal layer)
> *.Cu
> F.Mask(single technical layer)
> F.Mask & others(first technical layer of multiple)
> 
> or if others prefer it:
> 
> F.Cu
> B.Cu
> In4.Cu(single internal layer)
> all copper layers

I prefer this to *.Cu.

> F.Mask(single technical layer)
> F.Mask & others(first technical layer of multiple)
> 
> Here they are in context (note that after the first SMD pad it cycles
> back and forth between the two “all copper” alternatives for the PTH pads):
> 
> 
> (Just to be clear, this would be for 6.0, not 5.0.)
> 
> Cheers,
> Jeff.
> 
> 
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