kicad-developers team mailing list archive

[Wayne Stambaugh <stambaughw@xxxxxxxxx>]

This makes a lot more sense.  I agree that the spoke width should be
allowed to be the same as the minimum copper width.  It just cannot be less.

On 7/8/19 3:30 PM, Jeff Young wrote:
> Ahh, now I understand where I wasn’t clear.  Yes, Seth is correct: I’m trying to allow them to have the same value, not to be the same property.
> 
>> On 8 Jul 2019, at 20:04, Seth Hillbrand <seth@xxxxxxxxxxxxx> wrote:
>>
>> Hi Wayne-
>>
>> I don't think Jeff is suggesting that the parameters be combined, just that we should allow the spokes to be the same width as the minimum width.
>>
>> Jeff, is that correct?
>>
>> -Seth
>>
>> On 2019-07-08 09:40, Jeff Young wrote:
>>> We enforce minimum width by deflating the zone by 1/2-min-width,
>>> simplifying the polygons, and then re-inflating by the same amount.
>>> If the spokes are the same width as the minimum, they will disappear.
>>>> On 8 Jul 2019, at 13:57, Wayne Stambaugh <stambaughw@xxxxxxxxx> wrote:
>>>> Isn't the thermal spoke width a different setting than the minimum
>>>> width?  I'm under the impression that these two zone properties control
>>>> completely different aspects of the zone fill and have no impact on the
>>>> other.
>>>> On 7/7/2019 5:01 PM, Seth Hillbrand wrote:
>>>>> We've done this a few times already with zones.  As long as the existing
>>>>> fills don't change, we've left the property.  Refilling is expected to
>>>>> change, I think.
>>>>> I'd be in favor of allowing min width to mean min width.
>>>>> -Seth
>>>>> On 2019-07-07 16:08, Jeff Young wrote:
>>>>>> We have a zone property “Minimum Width”.  Unfortunately, it isn’t.
>>>>>> It’s the width we’ll collapse (so minimum width would be 1nm more).
>>>>>> I’d be inclined to fix this (primarily so that thermal spokes and
>>>>>> minimum width could be the same), but then we have the old “will
>>>>>> change old boards” issue.
>>>>>> We could also try and change the property name, but I can’t think of a
>>>>>> concise way to express “remove features this width and less”.
>>>>>> Thoughts?
>>>>>> Cheers,
>>>>>> Jeff.
>>>>>> Ref: https://bugs.launchpad.net/kicad/+bug/1835674
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>