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Date: Tue, 16 Oct 2012 10:40:10 +0200
Message-ID: <CACwWb3A6u9uXPtnP_k-+QLLRL1yZPiMcnfEt9KoOZT3CNHX3DQ@mail.gmail.com>
Subject: Re: [geda-user] PCB: Getting rid of ground plane residues
From: Levente <leventelist AT gmail DOT com>
To: geda-user AT delorie DOT com
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Use the morphpolygon(selected) action. After that, remove the islands
manually.

On Tue, Oct 16, 2012 at 10:29 AM, Gabriel Paubert <paubert AT iram DOT es> wrote:

> On Tue, Oct 16, 2012 at 03:52:22AM -0400, Enoch wrote:
> > Hi,
> >
> > In order to get ground / power plane on the connection (top/bottom)
> > layers of a 2 layer pcb, we use the RECT and POLY area coverage. The
> > system leaves residues of "copper" around pads, lines and pins, that are
> > not connected to anything and really look bad.
> >
> > How can we get rid of them without doing it on the output gerber files?
>
> I bet the polygon showing the problem has the "fullpoly" attribute.
> Unfortunately, there is no way to change this flag in PCB: you can
> set it for newly created polygons (New polygons are full one).
>
> For an existing polygon, you have to find the polygon in the file
> (for large planes it's fairly easy) and remove the flag.
>
> However, the most serious problem IMHO is that the OpenGl interface
> shows all polygons as if they did not have the "fullpoly" attribute.
> (I had a look at the code, but got lost).
>
>         Gabriel
>

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Use the morphpolygon(selected) action. After that, remove the islands manua=
lly.<br><br><div class=3D"gmail_quote">On Tue, Oct 16, 2012 at 10:29 AM, Ga=
briel Paubert <span dir=3D"ltr">&lt;<a href=3D"mailto:paubert AT iram DOT es" targ=
et=3D"_blank">paubert AT iram DOT es</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div class=3D"im">On Tue, Oct 16, 2012 at 03=
:52:22AM -0400, Enoch wrote:<br>
&gt; Hi,<br>
&gt;<br>
&gt; In order to get ground / power plane on the connection (top/bottom)<br=
>
&gt; layers of a 2 layer pcb, we use the RECT and POLY area coverage. The<b=
r>
&gt; system leaves residues of &quot;copper&quot; around pads, lines and pi=
ns, that are<br>
&gt; not connected to anything and really look bad.<br>
&gt;<br>
&gt; How can we get rid of them without doing it on the output gerber files=
?<br>
<br>
</div>I bet the polygon showing the problem has the &quot;fullpoly&quot; at=
tribute.<br>
Unfortunately, there is no way to change this flag in PCB: you can<br>
set it for newly created polygons (New polygons are full one).<br>
<br>
For an existing polygon, you have to find the polygon in the file<br>
(for large planes it&#39;s fairly easy) and remove the flag.<br>
<br>
However, the most serious problem IMHO is that the OpenGl interface<br>
shows all polygons as if they did not have the &quot;fullpoly&quot; attribu=
te.<br>
(I had a look at the code, but got lost).<br>
<span class=3D"HOEnZb"><font color=3D"#888888"><br>
=A0 =A0 =A0 =A0 Gabriel<br>
</font></span></blockquote></div><br>

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