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From:	"Mike Bushroe (mbushroe AT gmail DOT com) [via geda-help AT delorie DOT com]" <geda-help AT delorie DOT com>
Date:	Fri, 9 Jun 2017 17:51:10 -0700
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Subject:	Re: [geda-help] Mark(x,y) in footprint files - what is purpose?
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DJ,

  didn't the Mark() also indicate the point around which the object
rotated? I seem to remember some objects that spun around massively because
the Mark was not in a useful place, and was much easier to work with parts
that had the Mark near the geometric center, which is kind of what you
mentally expect.

Mike

On Fri, Jun 9, 2017 at 1:59 PM, DJ Delorie <dj AT delorie DOT com> wrote:

>
> The older syntax for elements (note the Element() and not Element[])
> didn't support high-resolution coordinates, and required the origin be
> specified separately as the Mark().  In the current syntax, the Mark is
> assumed to be at [0,0].
>
> The Mark is also where the little diamond shows up.  The old syntax let
> you place the mark independent of the origin, the new syntax puts the
> mark at the origin.
>



--=20
"Creativity is intelligence having fun." =E2=80=94 Albert Einstein

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<div dir=3D"ltr">DJ,<div><br></div><div>=C2=A0 didn&#39;t the Mark() also i=
ndicate the point around which the object rotated? I seem to remember some =
objects that spun around massively because the Mark was not in a useful pla=
ce, and was much easier to work with parts that had the Mark near the geome=
tric center, which is kind of what you mentally expect.</div><div><br></div=
><div>Mike</div></div><div class=3D"gmail_extra"><br><div class=3D"gmail_qu=
ote">On Fri, Jun 9, 2017 at 1:59 PM, DJ Delorie <span dir=3D"ltr">&lt;<a hr=
ef=3D"mailto:dj AT delorie DOT com" target=3D"_blank">dj AT delorie DOT com</a>&gt;</span=
> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;bo=
rder-left:1px #ccc solid;padding-left:1ex"><br>
The older syntax for elements (note the Element() and not Element[])<br>
didn&#39;t support high-resolution coordinates, and required the origin be<=
br>
specified separately as the Mark().=C2=A0 In the current syntax, the Mark i=
s<br>
assumed to be at [0,0].<br>
<br>
The Mark is also where the little diamond shows up.=C2=A0 The old syntax le=
t<br>
you place the mark independent of the origin, the new syntax puts the<br>
mark at the origin.<br>
</blockquote></div><br><br clear=3D"all"><div><br></div>-- <br><div class=
=3D"gmail_signature" data-smartmail=3D"gmail_signature"><div dir=3D"ltr"><s=
pan style=3D"font-family:arial,sans-serif;font-size:11pt">&quot;Creativity =
is intelligence having fun.&quot; =E2=80=94 Albert Einstein</span></div></d=
iv>
</div>

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