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Re: 33% speed up in CC Mode scrolling.


From: Alan Mackenzie
Subject: Re: 33% speed up in CC Mode scrolling.
Date: Tue, 28 Jun 2016 10:27:30 +0000
User-agent: Mutt/1.5.24 (2015-08-30)

Hello, Martin.

On Tue, Jun 28, 2016 at 10:23:49AM +0200, martin rudalics wrote:
>  >> O3      11.516       0.0681420118
> ...
>  > My timing on this is (M-x foofoo on .../src/frame.c):

>  > O3        7.1140785890  0.0817710182
>  > Q3        8.939460839   0.1027524234

>  > , where "Q3" is an optimised build from the release branch.

> Your frames seem to have twice as many lines.

65 lines + mode line + echo area = 67.  That's how many 16-pixel lines fit on my
Linux tty on a monitor 1080 pixels high.  (It should actually be 67½
:-).

On X-windows, (window-height) returns 35.  So it's about twice as many
lines, yes, but not quite.

> martin

-- 
Alan Mackenzie (Nuremberg, Germany).



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