Mail Archives: geda-user/2015/09/14/02:11:38
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There's no dynamics modeling going on here, we're talking about interactiv=
e =0A=
movements of parts.=C2=A0 So there's no error buildup and using rationals =
seems =0A=
to address a non-problem.=C2=A0 If its disturbing to have 60 become 59.999=
9 after=0A=
two rotations put angles in bins fine enough to represent what you need.=
=C2=A0 If=0A=
it's a problem if edges of a large part might alias under different =0A=
rotations, use angular bins small enough to discriminate between adjacent =
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cells at the far corner of your board. =C2=A01 1m board with um grid needs=
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10M angular bins to make a slam dunk, not so many really =C2=A0=0A=
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How does it correspond to geda users ? I would understand that this kind o=
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info is needed for developers. But from user's point of view ? Users want =
to=0A=
download software and just use it. Users want to notice bugfixes. Users wa=
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to see new features to increase their productivity.=0A=
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I am user of geda (scm, pcb) more than 10 years. I did first experiments i=
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year 2003. And what is the current situation ? Recently somebody wrote tha=
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Kicad still evolves, there are new releases.=C2=A0 It seems to me that ged=
a =0A=
developers talk what to do but nothing new is being developed. I tried to =
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contribute the way I was able to. I filled in several bug reports. One yea=
r =0A=
is gone but nothing happened. But I receive 100 emails from geda-user =
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mailing list every day. 90 emails are various flame wars.=0A=
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I do not know how many real users are here. But for all PLEASE - stop =
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flamewars in this list. Let somebody create geda-thrashcan list. Or some =
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similar. If you want to talk about how to implement features, about how to=
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rewrite the geda core - please move to geda-devel list.=0A=
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If you want to fix bugs (unfortunately I am not able to. I even have not =
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succeeded to compile geda for Windows...), please DO IT. If you want to =
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implement functionality which increases productivity of at least something=
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(improve moving of components, etc.) please DO IT. I will be the first =
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person who will thank you.=0A=
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I have not used Kicad. But I used Orcad 16.5 and Zuken cr5000. I am sure =
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that there are several features and functionality that can be added to ged=
a =0A=
(routing of high frequency pairs, measurement of track length, routing of =
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busses, ... ).=0A=
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<html><body><blockquote><div><div><div><div><div style=3D"">There's no dyn=
amics modeling going on here, we're talking about interactive movements of=
parts. So there's no error buildup and using rationals seems to add=
ress a non-problem. If its disturbing to have 60 become 59.9999 afte=
r two rotations put angles in bins fine enough to represent what you need.=
If it's a problem if edges of a large part might alias under differ=
ent rotations, use angular bins small enough to discriminate between adjac=
ent cells at the far corner of your board. 1 1m board with um grid n=
eeds maybe 10M angular bins to make a slam dunk, not so many really =
</div></div></div></div></div></blockquote><p><br></p><p>How does it corre=
spond to geda users ? I would understand that this kind of info is needed =
for developers. But from user's point of view ? Users want to download sof=
tware and just use it. Users want to notice bugfixes. Users want to see ne=
w features to increase their productivity.</p><p><br></p><p>I am user of g=
eda (scm, pcb) more than 10 years. I did first experiments in year 2003. A=
nd what is the current situation ? Recently somebody wrote that Kicad stil=
l evolves, there are new releases. It seems to me that geda develope=
rs talk what to do but nothing new is being developed. I tried to contribu=
te the way I was able to. I filled in several bug reports. One year is gon=
e but nothing happened. But I receive 100 emails from geda-user mailing li=
st every day. 90 emails are various flame wars.</p><p><br></p><p>I do not =
know how many real users are here. But for all PLEASE - stop flamewars in =
this list. Let somebody create geda-thrashcan list. Or some similar. If yo=
u want to talk about how to implement features, about how to rewrite the g=
eda core - please move to geda-devel list.</p><p><br></p><p>If you want to=
fix bugs (unfortunately I am not able to. I even have not succeeded to co=
mpile geda for Windows...), please DO IT. If you want to implement functio=
nality which increases productivity of at least something (improve moving =
of components, etc.) please DO IT. I will be the first person who will tha=
nk you.</p><p><br></p><p>I have not used Kicad. But I used Orcad 16.5 and =
Zuken cr5000. I am sure that there are several features and functionality =
that can be added to geda (routing of high frequency pairs, measurement of=
track length, routing of busses, ... ).</p><p><br></p><p><br></p><blockqu=
ote><div><div><div><div><div></div></div></div></div>=0A=
</div></blockquote></body></html>=
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