Mail Archives: geda-user/2020/09/25/09:47:05
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| Fri, 25 Sep 2020 06:27:21 -0700 (PDT)
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| References: | <ad8a00e4-d929-5ce7-5f71-917f61765a0d AT neurotica DOT com>
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| From: | "Chad Parker (parker DOT charles AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
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| Date: | Fri, 25 Sep 2020 09:27:09 -0400
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| Message-ID: | <CAJZxidAeg6AbWTZ-r-kGV4edGsT+0MjOQXo4ZLhfkftJ-1ifhA@mail.gmail.com>
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| Subject: | Re: [geda-user] generate complex outline in pcb?
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| To: | geda-user AT delorie DOT com
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| Reply-To: | geda-user AT delorie DOT com
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Content-Type: text/plain; charset="UTF-8"
He also wants to scale it to be larger, if I read his message correctly.
Copying, sure, but not the scaling.
On Fri, Sep 25, 2020, 09:25 Dr M C Nelson (drmcnelson AT gmail DOT com) [via
geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
>
> Why can't you simply select, copy and paste it from the silk layer to the
> outline layer?
>
>
>
> On 9/25/20 1:24 AM, Erich Heinzle (a1039181 AT gmail DOT com) [via
> geda-user AT delorie DOT com] wrote:
>
> I would get the image into inkscape, at which point you could either
>
> 1) if it is a non convex shape/logo, import into inkscape, do some edge
> detection, and apply a suitably fat stroke width to the path, export as
> graphic with a grown margin, then import the graphic, apply edge detection
> to the enlarged graphic, and export the paths with
>
> inkscape2pcb
>
> 2) if it is a convex logo/shape, import graphic into inkscape, scale
> enough to create a grown border, do edge detection, and export path with
>
> inkscape2pcb
>
> See
>
> https://inkscape.org/~erichVK5/%E2%98%85inkscape2pcb
>
> Inkscape2pcb allows some scaling too.
>
> The pcb-rnd version of inkscape2pcb will also export polygons as well as
> lines degining it's border in the footprint, after confirming that the path
> defines a simply polygon.
>
> Regards,
>
> Erich
>
> On Fri, 25 Sep 2020 13:34 Dave McGuire (mcguire AT neurotica DOT com) [via
> geda-user AT delorie DOT com], <geda-user AT delorie DOT com> wrote:
>
>>
>> Hey folks. I'm designing a board that needs to have a very complex
>> outline. Starting from an image file, I've gotten what I need into the
>> silkscreen layer, but now I'd like to essentially take the shape that's
>> there and draw a line 1mm or so around the outside of the entire shape,
>> for the outline.
>>
>> Can anyone suggest an automated way to do this? I'd just trace it,
>> but the outline is, as I said, very complex.
>>
>> Thanks,
>> -Dave
>>
>> --
>> Dave McGuire, AK4HZ
>> New Kensington, PA
>>
>
>
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Content-Transfer-Encoding: quoted-printable
<div dir=3D"auto">He also wants to scale it to be larger, if I read his mes=
sage correctly. Copying, sure, but not the scaling.</div><br><div class=3D"=
gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Fri, Sep 25, 2020, 09=
:25 Dr M C Nelson (<a href=3D"mailto:drmcnelson AT gmail DOT com">drmcnelson AT gmail=
.com</a>) [via <a href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delorie DOT c=
om</a>] <<a href=3D"mailto:geda-user AT delorie DOT com">geda-user AT delorie DOT com<=
/a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0=
0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
=20
=20
=20
<div>
<br>
Why can't you simply select, copy and paste it from the silk layer
to the outline layer?<br>
<br>
<br>
<br>
<div>On 9/25/20 1:24 AM, Erich Heinzle
(<a href=3D"mailto:a1039181 AT gmail DOT com" target=3D"_blank" rel=3D"noref=
errer">a1039181 AT gmail DOT com</a>) [via <a href=3D"mailto:geda-user AT delorie DOT com=
" target=3D"_blank" rel=3D"noreferrer">geda-user AT delorie DOT com</a>] wrote:<br=
>
</div>
<blockquote type=3D"cite">
=20
<div dir=3D"auto">
<div dir=3D"auto">I would get the image into inkscape, at which
point you could either</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">1) if it is a non convex shape/logo, import into
inkscape, do some edge detection, and apply a suitably fat
stroke width to the path, export as graphic with a grown
margin, then import the graphic, apply edge detection to the
enlarged graphic, and export the paths with</div>
<div dir=3D"auto"><br>
</div>
inkscape2pcb
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">2) if it is a convex logo/shape, import graphic
into inkscape, scale enough to create a grown border, do edge
detection, and export path with</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">inkscape2pcb</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">See</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto"><a href=3D"https://inkscape.org/~erichVK5/%E2%98%=
85inkscape2pcb" target=3D"_blank" rel=3D"noreferrer">https://inkscape.org/~=
erichVK5/%E2%98%85inkscape2pcb</a><br>
</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">Inkscape2pcb allows some scaling too.</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">The pcb-rnd version of inkscape2pcb will also
export polygons as well as lines degining it's border in the
footprint, after confirming that the path defines a simply
polygon.</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">Regards,</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto">Erich</div>
</div>
<br>
<div class=3D"gmail_quote">
<div dir=3D"ltr" class=3D"gmail_attr">On Fri, 25 Sep 2020 13:34 Dav=
e
McGuire (<a href=3D"mailto:mcguire AT neurotica DOT com" target=3D"_blan=
k" rel=3D"noreferrer">mcguire AT neurotica DOT com</a>) [via <a href=3D"mailto:ged=
a-user AT delorie DOT com" target=3D"_blank" rel=3D"noreferrer">geda-user AT delorie.=
com</a>],
<<a href=3D"mailto:geda-user AT delorie DOT com" target=3D"_blank" re=
l=3D"noreferrer">geda-user AT delorie DOT com</a>> wrote:<br>
</div>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border=
-left:1px #ccc solid;padding-left:1ex"><br>
=C2=A0 =C2=A0Hey folks.=C2=A0 I'm designing a board that need=
s to have a very
complex <br>
outline.=C2=A0 Starting from an image file, I've gotten what =
I need
into the <br>
silkscreen layer, but now I'd like to essentially take the
shape that's <br>
there and draw a line 1mm or so around the outside of the
entire shape, <br>
for the outline.<br>
<br>
=C2=A0 =C2=A0Can anyone suggest an automated way to do this?=C2=
=A0 I'd just
trace it, <br>
but the outline is, as I said, very complex.<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Thanks,<br=
>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0-Dave<br>
<br>
-- <br>
Dave McGuire, AK4HZ<br>
New Kensington, PA<br>
</blockquote>
</div>
</blockquote>
<br>
</div>
</blockquote></div>
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