[sldev] Wind Sound CPU usage.

[Matthew Dowd]

Do we actually *need* generated wind noise or would a looped sample be sufficient? If repetition is a problem, a few samples which can be randomly interleaved might work?

Matthew

----------------------------------------
> From: aimee-sldev at ama-zing.co.uk
> Subject: Re: [sldev] Wind Sound CPU usage.
> Date: Wed, 5 Mar 2008 13:58:20 +0000
> To: sldev at lists.secondlife.com
> 
> Removing the damping causes audibly abrupt changes, almost clicks,  
> when starting and stopping movement. Try hovering in place and then  
> flying up or down a short distance.
> 
> Looking at the frequency spectrum of the final wind noise, most of  
> what's generated is being filtered out, so a lot of work is being  
> done for nothing. Just tried a quick experiment  generating it at  
> 14.7k and then interpolating groups of 3 samples, which seems to work  
> OK, giving a roughly similar spectrum.
> 
> I've attached the rough patch of what I was playing with, it's a bit  
> ugly and not quite right as there's a little crackle creeping in, but  
> shows what I'm on about :)
> 
> Aimee.
> 

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