Re: gEDA-user: PCB+GL -> Stable (eventually...)

[Peter Clifton <pcjc2@xxxxxxxxx>]

On Wed, 2010-11-24 at 22:05 +0100, Kai-Martin Knaak wrote:
> Peter Clifton wrote:
> 
> > The "polygon_speedup" branch should mostly be a success, but I'm fairly
> > sure it does increase CPU cycles for some operations. I've not had a
> > chance to test it very scientifically, and I'm hesitant to push it to
> > git HEAD without having at least made a few checks to see that it isn't
> > penalising too many general cases.
> 
> Is there anything us testers can check or test?

Any bugs present in the codebase which are not in git HEAD would be
interesting to know about.

[snip]

> By the way: Do you you intend to keep the very nice see-thru feature in 
> thin-draw-poly mode?

Definitely - although possibly with a toggle. I wanted to make much more
of the rendering customisable eventually, but didn't get to it yet.

> If so, there should be an additional menu item to 
> explicitly disable any polygon calculation. I used to work-around the lack 
> of such a menu item by moving the polygons to dedicated layers and put the 
> layers in special layer groups. This is really a crutch which should not be 
> necessary.

It isn't a completely easy thing to do, but possible. It would probably
be necessary for "pours" support on big boards, as some of the
computations there are more expensive than on normal polygons.

-- 
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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