← Back to team overview

kicad-developers team mailing list archive

Re: Found the source of Intel GPU suckitude in OpenGL

 

Win2k - that was almost 16 years ago. Isn't it unreasonable to expect
things to work quickly across systems that are *that* old?
On Oct 11, 2015 9:21 AM, "Lorenzo Marcantonio" <l.marcantonio@xxxxxxxxxxxx>
wrote:

> On Sun, Oct 11, 2015 at 10:41:57AM -0400, Stefano Rossi wrote:
> > I am a current user of Altium, and I think that OpenGL is necessary to
> use
> > it. Either you have it and you can use the software, or you don't and
> tough
> > luck.
>
> Until a few revision ago Direct3D (not OpenGL IIRC) was the
> 'recommended' Altium interface, with the fallback on GDI being
> deprecated. Current version may simply require shader model x (with x
> being more or less the windows version:P)
>
> My rant was more about intel lying on the supported primitives. For its
> design I agree that the OpenGL canvas requires *at least* 2.0; too bad
> they deprecated the logical mode, since blending is an inferior
> replacement for (x)oring the layers...
>
> Of course the big problem is us being poor :D we still have win2k
> machines running happily around (the 20GB HDD generation is something
> near immortal:P)
>
> > From reading the mailing lists I have understood that using wxDC over
> > OpenGL gives you a different function set to work with, such as the Push
> > and Shove not working in wxDC. Has anyone thought about abstracting the
> > layer on which things are drawn on? Such that you would have a KiCad
> > specific library and then have it draw to the system through selectable
> > OpenGL or Cairo. And if it cannot, why? Why PNS be not implemented in
> wxDC?
>
> Already is. It only need a performant-enough implementation (cairo
> isn't:D). Main problem is the different approach needed for a display
> list dirty-rectangle engine against a full redraw compositing one.
>
> > I have yet to use KiCad, but I would like too. I really got interested
> when
> > I got hold of information about plans of making eeshema, pcbnew, cvpcb
> and
> > others as plugins to a main window. Now that sounds nice. I had to work
> > with OrCAD for a while (1 yr) at work and I cannot express in words how
> > much I hate it's way of doing things all in separate programs.
>
> I actually prefer them to be separate; everyone has his own workflow...
>
> > beginners learn time but actual users time. EagleCAD is one of those that
>
> Main problem with eagle is that it costs way too much for what it does!
>
> --
> Lorenzo Marcantonio
> Logos Srl
>
> _______________________________________________
> Mailing list: https://launchpad.net/~kicad-developers
> Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~kicad-developers
> More help   : https://help.launchpad.net/ListHelp
>

Follow ups

References