kicad-developers team mailing list archive

[Jeff Young <jeff@xxxxxxxxx>]

New, higher-performance bits in, with some (perhaps all) of the bugs fixed.

Testing would be appreciated.

Cheers,
Jeff.


> On 22 Jun 2019, at 17:36, Jeff Young <jeff@xxxxxxxxx> wrote:
> 
> There’s no piece of the zone in the middle; that’s just the chamfers on the ends of the spokes.
> 
> The zone doesn’t go between the two pads because their thermal relief value doesn’t allow enough room.
> 
> Cheers,
> Jeff.
> 
> 
>> On 22 Jun 2019, at 17:04, Nick Østergaard <oe.nick@xxxxxxxxx <mailto:oe.nick@xxxxxxxxx>> wrote:
>> 
>> Mmm, I am not sure I under stamd that screenshot. Why are the zone not touchimg the thermal track between the pads while it looks like there is a part of zone area on the middle of the thermal track?
>> 
>> lør. 22. jun. 2019 17.58 skrev Jeff Young <jeff@xxxxxxxxx <mailto:jeff@xxxxxxxxx>>:
>> Our current algorithm will produce thermal connections between two pads (with no connections to the zone):
>> 
>> 
>> 
>> I assume no one will lose any sleep over dropping those?
>> 
>> Cheers,
>> Jeff.
>> 
>> 
>>> On 21 Jun 2019, at 19:49, Jean-Paul Louis <louijp@xxxxxxxxx <mailto:louijp@xxxxxxxxx>> wrote:
>>> 
>>> Wayne,
>>> 
>>> Except in very hugh frequency design (higher UHF spectrum, microwaves and millimeter waves)
>>> were chamfers can create more problems than they solve.
>>> 
>>> This chamfer should be user optional, the best being individual part layout optional.
>>> 
>>> Just my extra data point,
>>> 
>>> Jean-Paul
>>> N1JPL
>>> 
>>> 
>>>> On Jun 21, 2019, at 8:05 AM, Wayne Stambaugh <stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>> wrote:
>>>> 
>>>> Jeff,
>>>> 
>>>> Users are going to expect chamfering if there is an option for it.  I
>>>> don't see how you are going to avoid adding chamfering to the spokes
>>>> unless we decide to do away with chamfering as an option.  I don't think
>>>> that's good idea because right angles on board geometry is generally
>>>> frowned upon.
>>>> 
>>>> Wayne
>>>> 
>>>> On 6/20/19 4:24 PM, Jeff Young wrote:
>>>>> Turns out there’s a slightly unintended side effect.
>>>>> 
>>>>> Before:
>>>>> 
>>>>> Note the two truncated thermal spokes to the surface-mount pads at the
>>>>> lower right.
>>>>> 
>>>>> After:
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> The bug is fixed, but not that the junctions between the spokes and the
>>>>> zone body are no longer chamfered.
>>>>> 
>>>>> I’d say the “after” is better in that respect too, but again it’s
>>>>> definitely different.
>>>>> 
>>>>> Thoughts?
>>>>> 
>>>>> Cheers,
>>>>> Jeff.
>>>>> 
>>>>> 
>>>>>> On 20 Jun 2019, at 19:50, Reece Pollack <reece@xxxxxxx <mailto:reece@xxxxxxx>
>>>>>> <mailto:reece@xxxxxxx <mailto:reece@xxxxxxx>>> wrote:
>>>>>> 
>>>>>> Memory is the second thing to go as one ages.
>>>>>> 
>>>>>> I can't remember what the first one is.
>>>>>> 
>>>>>> ------------------------------------------------------------------------
>>>>>> *From: *"Jeff Young" <jeff@xxxxxxxxx <mailto:jeff@xxxxxxxxx> <mailto:jeff@xxxxxxxxx <mailto:jeff@xxxxxxxxx>>>
>>>>>> *To: *"jp charras" <jp.charras@xxxxxxxxxx <mailto:jp.charras@xxxxxxxxxx> <mailto:jp.charras@xxxxxxxxxx <mailto:jp.charras@xxxxxxxxxx>>>
>>>>>> *Cc: *"KiCad Developers" <kicad-developers@xxxxxxxxxxxxxxxxxxx <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>>>>> <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>>>>> *Sent: *Thursday, June 20, 2019 2:46:58 PM
>>>>>> *Subject: *Re: [Kicad-developers] 6.0 Zone filling differences
>>>>>> 
>>>>>> Wow.  That’s sobering.  I wrote the board outline clearance changes….
>>>>>> 
>>>>>> Age sucks.
>>>>>> 
>>>>>> 
>>>>>>   On 20 Jun 2019, at 19:04, jp charras <jp.charras@xxxxxxxxxx <mailto:jp.charras@xxxxxxxxxx>
>>>>>>   <mailto:jp.charras@xxxxxxxxxx <mailto:jp.charras@xxxxxxxxxx>>> wrote:
>>>>>> 
>>>>>>   Le 20/06/2019 à 19:24, Jeff Young a écrit :
>>>>>> 
>>>>>>       I believe we now have a warning, but I can’t remember what
>>>>>>       change it was for.  I thought it was for the outline changes,
>>>>>>       but from what I can find on the mailing list archive it looks
>>>>>>       like we were satisfied that one wouldn’t change anything.
>>>>>> 
>>>>>>       So remind me what the warning is for?
>>>>>> 
>>>>>> 
>>>>>>   AFAIK, it is for board outline clearance change (taking in accounf or
>>>>>>   not the edge cut graphic items thickness, if I correctly remember).
>>>>>>   Zone outline changes (only activated if the kicad_advanced
>>>>>>   "ForceThickZones=0" option enables it), do not need any warning.
>>>>>> 
>>>>>> 
>>>>>>       The reason behind this request is that I have a new fill
>>>>>>       algorithm which fixes a long-standing bug regarding one pad’s
>>>>>>       thermal ring knocking out another pad’s thermal spoke.  It
>>>>>>       also allows thermal spokes on custom pad shapes (and would
>>>>>>       allow us to support custom number of spokes if we wished).
>>>>>> 
>>>>>>       While this should only change zone fills which would have been
>>>>>>       considered errors in the past, it nevertheless changes them.
>>>>>>        What’s the prescription for that?
>>>>>> 
>>>>>>       Cheers,
>>>>>>       Jeff.
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>>   -- 
>>>>>>   Jean-Pierre CHARRAS
>>>>>> 
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