Its public domain, thats very free, GPL has had is day as a free
license, but version 3 has clauses that are very restrictive to others
that want to contirbute, i no longer will even consider working on GPL
v3 code.
On Fri, Aug 13, 2010 at 10:54 AM, Peter Clifton pc...@cam.ac.uk wrote:
On Thu,
-Original Message-
From: geda-user-boun...@moria.seul.org
[mailto:geda-user-boun...@moria.seul.org] On Behalf Of Steven
Michalske
Sent: Friday, August 13, 2010 8:19 AM
To: gEDA user mailing list
Subject: Re: gEDA-user: Commercial CAD, land pattern generators report
Its
In the PCB quick reference card, the dimensions are indicated as 1/100 mils.
This is clearly wrong. It should be 1/100 inch or 10 mils.
OR, Am I missing something?
C K M
- Original Message -
From: geda-user-requ...@moria.seul.org
To: c mitra c_mi...@lycos.com
Sent: Friday, August 13,
c_mi...@lycos.com wrote:
In the PCB quick reference card, the dimensions are indicated as
1/100 mils. This is clearly wrong. It should be 1/100 inch or 10 mils.
1/100 mil is correct.
See http://pcb.gpleda.org/pcb-cvs/pcb.html#File-Syntax
Note, there is a depreciated but still supported
Steven Michalske wrote:
but version 3 has clauses that are very restrictive to others
that want to contirbute,
-v
can you give an example, please?
--)kaimartin(---
--
Kai-Martin Knaak tel: +49-511-762-2895
Universität Hannover, Inst. für Quantenoptik
bump.
More generally: What config files does import schematics look at?
The import feature needs a bit more documentation.
--)kaimartin(---
--
Kai-Martin Knaak tel: +49-511-762-2895
Universität Hannover, Inst. für Quantenoptik fax: +49-511-762-2211
Chris Smith wrote:
I recently purchased an old, second-hand UV exposure box to try making
PCBs at home. One of the tubes has started to fail and in replacing
them I have noticed something odd: the box takes two 12 8W T5 tubes,
but has only a single 13W switch-start ballast. I assumed that a
John Griessen wrote:
If you can get the same bulbs and it's not expensive, run them and maybe
they burn out
and who cares, as long as you have some good insulation protection from
the HV.
I guess so, it's just, well... I'd like to _know_. :)
You could try DJ's UV LED methods and skip the
sibu xolo wrote:
`sgtk_wrap_gtkobj'
wavelist.o: In function `get_gwave_tooltips':
$SOURCES/gwave/trunk/src/wavelist.c:417: undefined reference to
`sgtk_get_gtkobj'
collect2: ld returned 1 exit status
make[4]: *** [gwave] Error 1
make[4]: Leaving directory `$SOURCES/gwave/trunk/src'
On Fri, 2010-08-13 at 12:19 +0100, sibu xolo wrote:
Dear All,
I have been trying to compile the program gwave (from svn )
gwave is one of the most demanding tools of geda suite, for building
from sources. In my opinion, if your goal is to compile latest versions
from sources, then some
I do not know much about fluorescent tube ballasts, but I can give some
general guesses.
1) Wattage is going to relate to total amount of heat dissipation that
the ballast can handle.
2) Tube length (each in parallel or both in series) relates to the
voltage needed to first
On Aug 12, 2010, at 7:17 AM, John Griessen wrote:
certain 3D entities are *not* documented,
they are binary blobs and you can only get the spec by paying for a license
from Autocad and signing an NDA. So no open source
dxf library will ever be able to handle all of dxf. My immediate
Dave N6NZ wrote:
I've been watching FOSS 3D CAD for a while, and until FreeCAD came along
the outlook was pretty depressing. The FreeCAD guys, however, are making
progress a bullet-train speed. My first instinct would be to find a way
to help them.
If freecad keeps growing at the current
On Fri, 2010-08-13 at 11:21 -0700, Dave N6NZ wrote:
I've been watching FOSS 3D CAD for a while, and until FreeCAD came along the
outlook was pretty depressing. The FreeCAD guys, however, are making
progress a bullet-train speed. My first instinct would be to find a way to
help them.
On Mon, 2010-08-09 at 10:59 -0600, John Doty wrote:
Remember, pcb isn't the only layout path we support.
Yes. But I think the addition of net classes will not really break
something. Of course it will increase the code size, which is not really
nice. And it may decrease the working speed of
Felipe De la Puente Christen wrote:
Why not using IDES/STEP file format.
Because STEP is a hell of a standard and non-free, too. It encompasses much
more than 3D mechanical data and aims to cover every aspect of every
product. The standard itself is closed source. You have to pay real money
On Aug 13, 2010, at 12:51 PM, Felipe De la Puente Christen wrote:
On Fri, 2010-08-13 at 11:21 -0700, Dave N6NZ wrote:
I've been watching FOSS 3D CAD for a while, and until FreeCAD came along the
outlook was pretty depressing. The FreeCAD guys, however, are making
progress a
Hi all,
-Original Message-
From: geda-user-boun...@moria.seul.org
[mailto:geda-user-boun...@moria.seul.org] On Behalf Of
kai-martin knaak
Sent: Friday, August 13, 2010 11:43 PM
To: geda-u...@seul.org
Subject: Re: gEDA-user: Commercial CAD, land pattern generators report
On Fri, Aug 13, 2010 at 10:54 AM, Peter Clifton pc...@cam.ac.uk wrote:
On Thu, 2010-08-12 at 09:17 -0500, John Griessen wrote:
OpenNurbs.org has the code, public domain. He's considering forking
and licensing it GPL.
IMO, that sounds like quite an aggressive thing to do to a code base..
Dave N6NZ wrote:
I don't know much about 3D file formats. I know stl is basically a bag of
triangles, and I think stl is also. So while you can communicate a hull, you
can't do much more. No parametric information, no material information, no
joint information, etc. Not sure about iges,
Felipe De la Puente Christen wrote:
Why not using IDES/STEP file format.
He's looking for some way to have a 3D library at least be viewable without
installing a giant amount of code from OpenCascade.
John
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On Friday 13 August 2010, Kai-Martin Knaak wrote:
can you give an example, please?
Under GPL-3 you can't make a contribution that applies one of
your own patents, then sue the users of the package for patent
infringement.
___
geda-user mailing
Armin Faltl wrote:
IGES is an old US military standard. It means 'Initial Graphics Exchange
Specification'
and the specification for it is freely available, since it's a work from
a US government
agency (I got it ;-). As the name says, it was meant as preliminary
work, but served
it's
DJ Delorie wrote:
I found that unlike gsch2pcb import did not remove footprints of deleted
components from the existing layout. Is this deliberate? Or is it just a
feature to be?
Deliberate. All elements that shouldn't be there are selected, so you
can hit Delete to delete them, or not.
I can't give an example on the intricacies of GPL v3 of the top
of my head, but wanted to write the following to RFS regarding
putting libraries under GPL instead of LGPL:
I want to contribute or give away what I want to and keep
my own what I want to keep and if this is not possible with a
John Griessen wrote:
al davis wrote:
On Friday 13 August 2010, Kai-Martin Knaak wrote:
can you give an example, please?
Under GPL-3 you can't make a contribution that applies one of your
own patents, then sue the users of the package for patent infringement.
Sounds OK for openness so
Kai-Martin Knaak wrote:
Yes please, with git format-patch if you can.
Here you go.
Did the patch apply?
---)kaimartin(---
--
Kai-Martin Knaak
Öffentlicher PGP-Schlüssel:
http://pgp.mit.edu:11371/pks/lookup?op=getsearch=0x6C0B9F53
___
Armin Faltl wrote:
IGES is an old US military standard. It means 'Initial Graphics
Exchange Specification'
and the specification for it is freely available, since it's a work
from a US government
agency (I got it ;-). As the name says, it was meant as preliminary
work, but served
it's
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Am 13.08.2010 23:23, schrieb Stefan Salewski:
On Mon, 2010-08-09 at 10:59 -0600, John Doty wrote:
Remember, pcb isn't the only layout path we support.
Yes. But I think the addition of net classes will not really break
something. Of course it
Armin Faltl wrote:
I tried some hours to find an e-mail address of RFS - there must
be a reason it's not public...
google
Richard Stallman email
First hit
http://stallman.org/
says
email rms at gnu period org
---)kaimartin(---
--
Kai-Martin Knaak
Öffentlicher
Dave N6NZ wrote:
On Aug 13, 2010, at 12:51 PM, Felipe De la Puente Christen wrote:
According to my Aerspace related partners, DXF has almost nothing to apport to
3D CAD.
Yes, well, I can't imagine using dxf for any serious 3D work. But it does have
3D entities in the file format. My
This should be documented in the manual.
Do you accept patches?
Sure.
PS: The manual still points the reader to sourceforge (in Is Harry
Eaton still the current maintainer? Haven't read much from him sice
some time. If so, is the email at jhuapl.edu still valid? The wiki
page on
On Sat, 2010-08-14 at 00:48 +0200, Dietmar Schmunkamp wrote:
Stefan,
I looked at your suggestions about netclasses and I like them.
Indeed currently I am still looking for a good reason against that
proposal. My best candidates: It is not too useful for small projects,
and it is some work
Thanks - think I tried to find it on gnu.org - and got probably
distracted
kai-martin knaak wrote:
Armin Faltl wrote:
I tried some hours to find an e-mail address of RFS - there must
be a reason it's not public...
google
Richard Stallman email
First hit
http://stallman.org/
I guess it would be no great deal for smart (but very busy) people
like Peter C. and DJ, to implement the basic concept. For people not
familiar with the internals of gschem and PCB like me it may take
very long...
I'm quite willing to teach people PCB internals, if it means having
more PCB
So why not just have properties, and sets of properties.
A set of properties *is* a class, if you apply the same set of
properties to many nets. Why not let the user pre-define such
classes, to make their work easier?
___
geda-user mailing list
On Aug 13, 2010, at 5:39 PM, DJ Delorie wrote:
So why not just have properties, and sets of properties.
A set of properties *is* a class, if you apply the same set of
properties to many nets. Why not let the user pre-define such
classes, to make their work easier?
I suggested that.
I
On Fri, 2010-08-13 at 19:28 -0400, DJ Delorie wrote:
I guess it would be no great deal for smart (but very busy) people
like Peter C. and DJ, to implement the basic concept. For people not
familiar with the internals of gschem and PCB like me it may take
very long...
I'm quite willing
John Griessen wrote:
It does not matter how lame it is for 3D expressiveness, all that is
needed is a spartan wire frame outline of a part to get a very accurate
footprint via automatic means.
IMHO, lameness does matter.
3D in DXF is so lame, that many CAD applications limit their
Ben Jackson wrote:
I'll answer internals questions on geda-dev from anyone who wants to
ask.
Unfortunately, only approved developers are allowed to ask on geda-dev.
---)kaimartin(---
--
Kai-Martin Knaak
Öffentlicher PGP-Schlüssel:
http://pgp.mit.edu:11371/pks/lookup?op=getsearch=0x6C0B9F53
On Fri, 2010-08-13 at 17:48 -0600, John Doty wrote:
On Aug 13, 2010, at 5:39 PM, DJ Delorie wrote:
So why not just have properties, and sets of properties.
A set of properties *is* a class, if you apply the same set of
properties to many nets. Why not let the user pre-define such
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Am 14.08.2010 01:13, schrieb Stefan Salewski:
Indeed currently I am still looking for a good reason against that
proposal. My best candidates: It is not too useful for small projects,
and it is some work to implement.
I don't think that this is a
On Aug 13, 2010, at 6:13 PM, Stefan Salewski wrote:
In my simple mind I consider a set of properties a class. But of course
we can call it again a property.
It's the difference between ending at class, or being able to compose
properties from properties without limit.
John Doty
John Doty wrote:
It's the difference between ending at class, or being able to compose
properties from properties without limit.
What do you think, the terms subclass and superclass refer to?
---)kaimartin(---
--
Kai-Martin Knaak
Öffentlicher PGP-Schlüssel:
On Aug 13, 2010, at 6:54 PM, kai-martin knaak wrote:
What do you think, the terms subclass and superclass refer to?
Classes in OO aren't like classes in any other context.
The concept of class is superfluous and misleading here, since only one concept
is needed: property. Much simpler and
But property is such a nice, clean, simple building block. Why
pollute it by adding more functionality and making it more complex?
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John Doty wrote:
What do you think, the terms subclass and superclass refer to?
Classes in OO aren't like classes in any other context.
Biology, astronomy, algebra, set theory and database theory all use the
concept of subclasses.
---)kaimartin(---
--
Kai-Martin Knaak
Öffentlicher
On Aug 13, 2010, at 7:04 PM, DJ Delorie wrote:
But property is such a nice, clean, simple building block. Why
pollute it by adding more functionality and making it more complex?
Because then you can extend the concept without limit. It's like function in
mathematics. You can construct
I am trying to get some rules programmed into my magic tech file. In
particular I want to require metal to encompass the vias by 2um if the
metal is wide metal (10um x 10um). Otherwise I only need to
encompass the vias by 0.8um. Does anyone know how to specify this in
the drc
On Aug 13, 2010, at 7:07 PM, kai-martin knaak wrote:
John Doty wrote:
What do you think, the terms subclass and superclass refer to?
Classes in OO aren't like classes in any other context.
Biology, astronomy, algebra, set theory and database theory all use the
concept of subclasses.
But property is such a nice, clean, simple building block. Why
pollute it by adding more functionality and making it more complex?
Because then you can extend the concept without limit. It's like
function in mathematics. You can construct functions from
functions. But if such constructs
John Doty wrote:
Biology, astronomy, algebra, set theory and database theory all use the
concept of subclasses.
But I've worked in astronomy for decades without ever encountering the
term superclass. Nor are classes in astronomy associated with
methods.
read again: Did I write superclass?
John Griessen wrote:
Bert Timmerman wrote:
Hi all,
a 1 part library operating a layout service bureau
Take a look at http://wikicomponents.com The worlds first
Excuse me for having a rather pessimistic view about this site.
IMHO, this flipped wikicomponents coin can go just one
On Aug 13, 2010, at 7:20 PM, DJ Delorie wrote:
But property is such a nice, clean, simple building block. Why
pollute it by adding more functionality and making it more complex?
Because then you can extend the concept without limit. It's like
function in mathematics. You can construct
On Aug 13, 2010, at 7:27 PM, kai-martin knaak wrote:
read again: Did I write superclass?
Your statement was, that classes do not contain classes anywhere but in OO.
Read again: did I write classes do not contain classes anywhere but in OO?
I wrote: Classes in OO aren't like classes in any
On Aug 13, 2010, at 7:27 PM, kai-martin knaak wrote:
read again: Did I write superclass?
Yes.
You wrote:
What do you think, the terms subclass and superclass refer to?
John Doty Noqsi Aerospace, Ltd.
http://www.noqsi.com/
j...@noqsi.com
A collection of constants is a structured constant and a class is not
(only) a constant - well at least to me a structured property sounds
less missleading than the name class. Why doesn't a class include
net topologies, parts etc.? - That's what a true analogon of a class
would be - actually a
On Fri, Aug 13, 2010 at 07:32:30PM -0600, John Doty wrote:
On Aug 13, 2010, at 7:20 PM, DJ Delorie wrote:
But property is such a nice, clean, simple building block. Why
pollute it by adding more functionality and making it more complex?
Because then you can extend the concept
al davis wrote:
I don't know who RFS is but any license you grant for your own
code applies only to those to whom you grant the license.
If you write some code, and it's yours, you can license it any
way you want. If you make it available for download under GPL,
this does not prevent you
John Doty wrote:
Class is a misleading term in this context. Nets (at best) have
properties: classification is sloppy thinking.
No, it is structured thinking.
The utter failure of early
efforts to base AI on classification of objects should surely have taught
that to us.
The success of
To make this point clear to get companies like IBM to support GPL V3
they had to put in clauses that excepted them from the IP rules.
Also see this clause
http://en.wikipedia.org/wiki/GNU_General_Public_License#Compatibility_and_multi-licensing
you cant link a GPL v3 library into non GPL v3
John Doty wrote:
I wrote: Classes in OO aren't like classes in any other context.
Your key point is that class is not an appropriate term, because classes
can't contain classes. If this is not, what you wanted to back-up with the
OO statement. Why did bring OO into play?
I gave five
On Friday 13 August 2010, John Doty wrote:
Developers who'd be attracted by a dumbed-down UI are exactly
the folks I do not want to see working on gEDA.
Just to clarify .. one example of a dumbed-down of the type
JD is referring to is LaTeX. After all, LaTeX is just a dumbed-
down interface
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