nanogui@linuxhacker.org

nanogui@linuxhacker.org


Subject: Re: CLPS7500FE chip is slowly
From: Alan Cox
Date: Fri, 1 Dec 2000 18:34:02 +0000 (GMT)

> Sigh ;-(  Unfortunately, Alan is right.  The Microwindows framebuffer
> routines are written to be simple, and simple in graphics is usually
> slower.  In order to be blazingly fast in graphics, every possible
> drawing mode, as well as inner loops, need to be separately
> coded.  This is one of the reasons X is big.  And I think that's also

Only for older designs of cpus (and thus embedded stuff sometimes). On modern
superscalar processors it becomes a loss ironically. 

> Having said that, with small screens, it's usually not a big issue
> since fewer pixels are being pushed.

And the size of code is valuable on a PDA too

> 


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