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Re: Terminal matrices


From: Gerd Möllmann
Subject: Re: Terminal matrices
Date: Sun, 19 Jan 2025 10:23:56 +0100
User-agent: Gnus/5.13 (Gnus v5.13)

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> That includes a memcpy of the glyphs. And in the worst of all cases,
> say when using my full-screen eMacs on MacOS :-), this is in bytes on
> my arm64
>
>   (* (frame-width) (frame-height) 56)
>   743008
>

With the attached file, I can see memcpy of 1Mb takes, best and worst
time on my M1 pro

Time taken for memcpy: 245000 nanoseconds
Time taken for memcpy: 385000 nanoseconds

to get an idea. Maybe I'm worrying to much?

Written by Gemini, BTW.

Attachment: mem.c
Description: mem.c


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