[Openal-devel] Doing sound fields

Sherief N. Farouk sherief at mganin.com
Fri Mar 21 08:28:34 PDT 2008


> Hi there - I'm actually working on a software OpenAL renderer exactly
> like
> this (watch this space!). If you're interested in the idea of "Sound
> Field
> Synthesis", the main two techniques to look up on Wikipedia are
> Ambisonics
> (has been used in games, e.g. DiRT on the PS3) and Wavefield Synthesis
> (needs silly numbers of speakers, but fascinating).
> 
> The biggest problem with this project from the OpenAL side is how to
> make
> games use my implementation, which isn't something I'd anticipated with
> an
> open API! I'd expected it to be like OpenGL, where games will talk to
> pretty-much any renderer the user chooses to install. I've had to do
> very
> ugly things in game directories to make things work. Clues
> appreciated...
> 
> Best wishes,
> 
> --Richard

[Sherief N. Farouk] 

I used a technique of replacing wrap_oal for one of the (very) early
projects of mine regarding DSP programs, see the approach here:

http://www.gamedev.net/community/forums/topic.asp?topic_id=401922&whichpage=
1&#2668974

Let me know if you need any help, I can find the
OpenAL-wrapper-DLL-generator if I dig deep enough (the coworker who did it
left to work on his studies).

- Sherief



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