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Re: [PATCH] - File format shim for clearance data

 

On 3/7/2018 7:44 AM, Tomasz Wlostowski wrote:
> On 07/03/18 12:10, Russell Oliver wrote:
>> Forgive my ignorance but why would storing the clearance for each track
>> segment (if required to by design intent) conflict with a sophisticated
>> design rule management system? 
> 
> For example: what would happen to the clearance of the segment/via if it
> has been modified by the P&S shove? What clearance should be taken if
> new segments are generated by the P&S optimizer from multiple original
> segments with different manually-set clearances?
> 
> I'm not totally opposed to hauptmech's change, I just think it's too
> early to merge it. We should discuss such ideas before writing code. My
> goal for V6 DRC is to be able to define clearance rules for at least:
> - per-net & per-netclass
> - per-layer
> - user-defined board areas.
> 
> The latter two features IMHO will be more powerful than manually
> overriding each segments' or via's clearance.
> 
> Tom
> 

If there are other requirements, we should clearly define them before
writing any new clearance code.  It will save us a lot of grief in the
long run.

Wayne


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