kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

Hi Steven,

The via tool is still quite fresh, so as you have noticed - it might be
lacking in certain cases. Would you please turn it into a bug report?
Your message is already drowning in the mailing list traffic, but a bug
report will stay in the tracker until it is resolved.

Regards,
Orson

On 09/13/2017 05:53 AM, Strontium wrote:
> His second criticism is with the via tool.
> 
> What he did is lay two tracks on his board, one on either side. (Both
> had the same net)
> 
> He then pressed the via tool, and dropped vias into the intersections.
> 
> The vias created design violations because they are assigned No Net. 
> Doing DRC does not reconnect them.
> 
> This is hostile, especially for a new user.  His complaint was, whats
> the point of a via tool if i cant place a via on a track and it "Just
> Work".  Seems a reasonable criticism.
> 
> We argued about the end cases, but I agree with him that:
> 
> 1. If you have tracks with the same net on multiple tracks, the via tool
> should be able to place a via on the tracks and pick up their net.  It
> shouldn't create a Design violation.
> 
> 2. If you have one track with a net and the other(s) with "No Net" the
> via should get the net of the one track that has a net.
> 
> 3. That a DRC should propagate the net through connectivity of the
> connected tracks and vias laid in this way, and it currently doesn't. 
> It just throws a design violation.
> 
> 4. With DRC checking enabled, it shouldn't be possible to drop a via if
> that via would cause a design violation.  Exactly like its not possible
> to lay two tracks with different nets over one another. (For example,
> two tracks on different layers, with different nets should not be able
> to put a via over them because thats a design violation)
> 
> I am not sure if the Via tool is considered complete, or still a work in
> progress, however I think these things should be considered as the way
> it currently works is unintuitive.
> 
> Steven
> 
> 
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