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RE: Core Audio for a Game Engine
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RE: Core Audio for a Game Engine


  • Subject: RE: Core Audio for a Game Engine
  • From: "aNt" <email@hidden>
  • Date: Thu, 21 Aug 2003 11:19:35 +0100
  • Organization: tomato

Sounds great...

What about a tone shifter as well? So we could shift the pitch then
offset the tone shifter so the sound sounds correct but at a different
pitch.

Oh and I been messing with the new Panther stuff (very nice). I find the
3DMixer uses a lot of CPU when u attach 5 audio files, the sounds seem
to slow down.. then they just overload..

Mind u my testing and messing around is a mess.. so I bet its me code :)

Anyone get a level meter working? Or a nice FFT?..

Tops! Keep the java version flowing dudes!

aNt

>
> On Wednesday, August 20, 2003, at 11:01 PM, Philippe Wicker wrote:
>
> >
> > On Thursday, August 21, 2003, at 07:04 AM, Bill Stewart wrote:
> >
> >> The DLSSynth is actually pretty suited to this kind of usage -
there
> >> are a number of editors for both sound font and DLS files, it will
do
> >> the pitch shifting for you, volume (just use different velocity
> >> values), reverb (or not - depends how you author the sound),
panning,
> >> etc...
> >>
> >> As for the pitch change - yes we realised that this was missing, so
> >> we've added for Panther a rate control converter unit - it will
pitch
> >> shift...
> >
> > That's a very good news. Is it suitable for a "heavy" real time
usage
> > (e.g. as a pitch shifter in a MusicDevice rendering say 64 notes)?
>
> The pitch shifter in the DLS synth is a less expensive algorithm than
> the Varispeed unit... There are many variables that determine how many
> notes the synth can play, and it depends of course on how much CPU you
> are willing to give to it. There are also some quality and CPU load
> properties that you can balance this with - I would recommend you try
> this with some simple MIDI files...
>
> The two units are quite separate and unrelated...
>
> > Could it be possible that this pitch shifter be available in Jaguar
> > and not only in Panther (Panther is certainly a must have, but it
may
> > take some time to convince customers :-)
>
> Yes
>
> Bill
>
> >
> > Philippe Wicker
> > email@hidden
> >
> >
> --
> mailto:email@hidden
> tel: +1 408 974 4056
>
>
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References: 
 >Re: Core Audio for a Game Engine (From: Bill Stewart <email@hidden>)

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