[LispM-Hackers] Two URLs fyi re: pixels

[James A. Crippen]

On Wed, 21 Mar 2001, Mike McDonald wrote:

> 
> >From: John Morrison <jm@mak.com>
> >To: lispm-hackers@lists.unlambda.com
> >Subject: [LispM-Hackers] Two URLs fyi re: pixels
> >Date: Wed, 21 Mar 2001 08:48:35 -0500
> >
> >Hi;
> 
> >(3) regarding why we'd need more the XPutPixel is that I think we'll
> >need "backing store" --
> 
>   We already have a "backing store". It's the e3's frame buffer's
> memory. 

Right, you'd just need to catch the XEvent that tells you your window
needs refreshing, then write to it from the e3's framebuffer.

'james

-- 
James A. Crippen <james@unlambda.com> ,-./-.  Anchorage, Alaska,
Lambda Unlimited: Recursion 'R' Us   |  |/  | USA, 61.2069 N, 149.766 W,
Y = \f.(\x.f(xx)) (\x.f(xx))         |  |\  | Earth, Sol System,
Y(F) = F(Y(F))                        \_,-_/  Milky Way.