Re: gEDA-user: Text in PCB elements

2010-12-12 Thread Armin Faltl



John Coppens wrote:

I'm somewhat confused about the workings of PCB in this aspect - I
suspect this has something to do with the complexity of rotation etc.
  
Polygons are (usualy) defined by their corner points. Rotations of 
points are

most often done by multiplying with a rotation matrix - so there is nothing
special about general polygons and rotation compared to rectangles or 
triangles.


(90° rotations of points can be done by coordinate flipping, but again 
nothing special)


Just my 2 cents


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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread John Griessen

On 12/11/2010 12:01 PM, Martin Kupec wrote:

We actually use Windows XP desktops..but for gEDA we have
VirtualBox with linux installed. But this will probably change
later on as we finish our switchover. Our previous EDA was
formica.cz and it has only windows version.


If you switch to gEDA, will you want a native windows build?  Help with that
from anyone who is up on windows is on the wanted list.  It would help a lot
with getting more users/developers.

JG


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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Martin Kupec
On Sun, Dec 12, 2010 at 10:29:51AM -0600, John Griessen wrote:
 On 12/11/2010 12:01 PM, Martin Kupec wrote:
  We actually use Windows XP desktops..but for gEDA we have
  VirtualBox with linux installed. But this will probably change
  later on as we finish our switchover. Our previous EDA was
  formica.cz and it has only windows version.
 
 If you switch to gEDA, will you want a native windows build?  Help with that
 from anyone who is up on windows is on the wanted list.  It would help a lot
 with getting more users/developers.
I am personally not that strong on windows. But getting it up
on windows will probably help.

Do you have an idea, how to build it on windows? I expect errors
and problems, but just generally which toolchain to use?

And getting installer up and running is probably another story.
Martin Kupec



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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread John Doty

On Dec 12, 2010, at 9:29 AM, John Griessen wrote:

 Help with that
 from anyone who is up on windows is on the wanted list.  It would help a lot
 with getting more users/developers.

My customers in Japan report success using Peter C's Windows build: 
http://www2.eng.cam.ac.uk/~pcjc2/geda-windows.html

John Doty  Noqsi Aerospace, Ltd.
http://www.noqsi.com/
j...@noqsi.com




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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Martin Kupec
On Sun, Dec 12, 2010 at 09:45:29AM -0700, John Doty wrote:
 
 On Dec 12, 2010, at 9:29 AM, John Griessen wrote:
 
  Help with that
  from anyone who is up on windows is on the wanted list.  It would help a lot
  with getting more users/developers.
 
 My customers in Japan report success using Peter C's Windows build: 
 http://www2.eng.cam.ac.uk/~pcjc2/geda-windows.html
This seems like it is near to working state.

It would probably really help, if we fix some issues, probably
release current version and put it on the main page to download
section(with some neat warning).

I am interested in the build process? Peter, how have you build
this?

Martin Kupec



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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Peter Clifton
On Sun, 2010-12-12 at 17:36 +0100, Martin Kupec wrote:
 On Sun, Dec 12, 2010 at 10:29:51AM -0600, John Griessen wrote:
  
  If you switch to gEDA, will you want a native windows build?  Help with that
  from anyone who is up on windows is on the wanted list.  It would help a lot
  with getting more users/developers.
   I am personally not that strong on windows. But getting it up
   on windows will probably help.
 
   Do you have an idea, how to build it on windows? I expect errors
   and problems, but just generally which toolchain to use?

I've used Cesar Strauss' minipack tools to build it before. This isn't
particularly maintained, but the latest gEDA version is packaged up here
for testing:

http://www2.eng.cam.ac.uk/~pcjc2/geda-windows.html

-- 
Peter Clifton

Electrical Engineering Division,
Engineering Department,
University of Cambridge,
9, JJ Thomson Avenue,
Cambridge
CB3 0FA

Tel: +44 (0)7729 980173 - (No signal in the lab!)
Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me)



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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Peter Clifton
On Sun, 2010-12-12 at 17:56 +0100, Martin Kupec wrote:
 On Sun, Dec 12, 2010 at 09:45:29AM -0700, John Doty wrote:
  
  On Dec 12, 2010, at 9:29 AM, John Griessen wrote:
  
   Help with that
   from anyone who is up on windows is on the wanted list.  It would help a 
   lot
   with getting more users/developers.
  
  My customers in Japan report success using Peter C's Windows build: 
  http://www2.eng.cam.ac.uk/~pcjc2/geda-windows.html
   This seems like it is near to working state.
 
   It would probably really help, if we fix some issues, probably
   release current version and put it on the main page to download
   section(with some neat warning).
 
   I am interested in the build process? Peter, how have you build
   this?

mingw32 + Cesar Strauss's minipack build system. (Which comes with
recipes for gEDA)

git://repo.or.cz/minipack.git

-- 
Peter Clifton

Electrical Engineering Division,
Engineering Department,
University of Cambridge,
9, JJ Thomson Avenue,
Cambridge
CB3 0FA

Tel: +44 (0)7729 980173 - (No signal in the lab!)
Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me)



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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Martin Kupec
On Sun, Dec 12, 2010 at 05:05:46PM +, Peter Clifton wrote:
 On Sun, 2010-12-12 at 17:56 +0100, Martin Kupec wrote:
  I am interested in the build process? Peter, how have you build
  this?
 
 mingw32 + Cesar Strauss's minipack build system. (Which comes with
 recipes for gEDA)
 
 git://repo.or.cz/minipack.git
Thanks. I will look at it and see if I can get it up and
running.

Martin Kupec



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Re: gEDA-user: Random thoughts on the future interface of PCB

2010-12-12 Thread Cesar Strauss

On 12/12/2010 15:14, Martin Kupec wrote:

On Sun, Dec 12, 2010 at 05:05:46PM +, Peter Clifton wrote:

On Sun, 2010-12-12 at 17:56 +0100, Martin Kupec wrote:

I am interested in the build process? Peter, how have you build
this?


mingw32 + Cesar Strauss's minipack build system. (Which comes with
recipes for gEDA)

git://repo.or.cz/minipack.git

Thanks. I will look at it and see if I can get it up and
running.



Getting started with minipack
http://code.google.com/p/minipack/wiki/GettingStarted

Support mailing list
http://groups.google.com/group/minipack

Let me know if you have any trouble using it.

Regards,
Cesar



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gEDA-user: gEDA wiki software updated

2010-12-12 Thread Ales Hvezda

I have upgraded the software running the gEDA wiki today (long overdue).

If you see something broken please let me know.



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Re: gEDA-user: Text in PCB elements

2010-12-12 Thread Mark Rages
On Fri, Dec 10, 2010 at 8:23 PM, John Coppens j...@jcoppens.com wrote:
 On Fri, 10 Dec 2010 16:07:58 -0800
 Colin D Bennett co...@gibibit.com wrote:

 Unfortunately this may not work well for footprints since I have found
 the best results from pstoedit to be achieved using the pcbfill
 output driver, which uses only polygons to render text, and PCB does
 not support polygons in footprints, even on the silk layer, apparently.

 I was looking at the source code, and I have the impression that
 polygons are possible in footprints, though only rectangular ones.

 I'm somewhat confused about the workings of PCB in this aspect - I
 suspect this has something to do with the complexity of rotation etc.
 Probably someone is needed to code complex polygon rotations...

 John


The code for rotations is there in FreeRotateBuffer().
http://en.wikipedia.org/wiki/Rotation_matrix

Regards,
Mark
markra...@gmail
-- 
Mark Rages, Engineer
Midwest Telecine LLC
markra...@midwesttelecine.com


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Re: gEDA-user: FUNDING (was: Random thoughts on the future interface of PCB)

2010-12-12 Thread Anthony Blake
On Sun, Dec 12, 2010 at 9:26 AM, Justyn Butler
justynbutler+g...@googlemail.com wrote:
 On 10 December 2010 00:09, Stephen Ecob
 silicon.on.inspirat...@gmail.com wrote:
 On Fri, Dec 10, 2010 at 10:27 AM,  asom...@gmail.com wrote:
 How about a Kickstarter project for the toporouter?  Let Anthony make
 a proposal and put it on www.kickstarter.com, and then gEDA users can
 pledge donations.  If it raises enough money by graduation (or
 whatever other deadline), then we all fund Anthony to work on it.  If
 we don't raise enough, then nobody gets charged, the toporouter
 languishes, and Anthony has to get a real job like (some of) the rest
 of us.

 If we can raise enough for Anthony to get the toporouter working well
 (say to the point where it's working better than the existing
 autorouter for 2L and 4L boards), let's do it.
 Count me in for $4K.
 Anthony, how much funding would you need to get the toporouter working well ?

 A kickstarter project sounds like a great idea. I'd certainly contribute.

 As the funding only occurs if the goal is met, I'd personally recommend:
 1) Giving plenty of time before the deadline
 2) Considering bringing the target down from $4K, if that is possible.
 Pledges can still continue once the target is met.

Yeah, someone suggested a kickstarter a few months ago.. it might be
worth a shot. When I had a look at kickstarter a while back, most
projects offered different levels of rewards depending on the
donation. Any ideas about what sort of rewards I should send to people
who donate? I was thinking stuff like a toporouted arduino circuit
board would make good gifts for those who donate.

If I do it, I think I should aim for a full years worth of funding,
which would be at least 50k. Three months is too short. What do you
guys think?

Regards,
Anthony


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Re: gEDA-user: FUNDING

2010-12-12 Thread John Griessen

On 12/12/2010 01:20 PM, Anthony Blake wrote:


If I do it, I think I should aim for a full years worth of funding,
which would be at least 50k. Three months is too short. What do you
guys think?


I have plans to use it for my low budget launches of open hardware products,
so I've looked at it closely, and see that you are on the high side of
successful projects at $50K.  If you could think up a deliverable
goal to reach with less, it would maybe fund.  then you could do another.
$10K works for kick-starters.  Another thing is, some of your funders
are already signed up and don't want the load of kickstarter, which
requires using amazon payments that absorbs about 4%, and then kickstarter takes
5% off the top too, so you lose 9%.

Instead of the high goal for a kickstarter, go for a low one and get it,
then deliver, and keep your funders signed up for more, and do kick-starters
only to get the new donors.

Yes, to get donors, you need to give them a trinket.  Makerbeam was successful
making award-trophy-like premiums mark the different funding levels.  So some 
board
that doesn't even have to be functional, but looks good as a wall plaque, and 
then
add different level's text to it, a la:  $1000 contributor, $2000 contributor, 
$4000 contributor.

but the most important ones for donors is going to be $10 contributor, $20 
contributor, $30 contributor, $50 contributor...

John Griessen


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