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Re: gEDA-dev: Thoughts about the PCB database model

To: geda-dev-at-NOSPAMmoria_dot_seul_dot_org
Subject: Re: gEDA-dev: Thoughts about the PCB database model
From: DJ Delorie <dj-at-NOSPAMdelorie_dot_com>
Date: Thu, 28 Jun 2007 22:59:00 -0400
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In-reply-to: <468473DD.1030206@alchemyresearch.com> (message from Steve Meieron Thu, 28 Jun 2007 19:52:13 -0700)
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> performance wise i suspect it is polygons that eat computational
> cycles.  I have to wonder also if there could be a way to say that a
> specific polygon is replicated on several layers.

Drawing them is more costly than storing or finding them.

But in big designs, the cost is in the simple quantity of stuff that
needs to be drawn.  Now, huge quantities of thermals can really slow
things down because of the polygon dicer.  Thindraw-poly helps some.


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- Re: gEDA-dev: Thoughts about the PCB database model
  - From: DJ Delorie
- Re: gEDA-dev: Thoughts about the PCB database model
  - From: Igor Izyumin
- Re: gEDA-dev: Thoughts about the PCB database model
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