[SDL] Audio API

[Rene Dudfield]

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>>And this is
>>assuming I could even get double buffering to work right under X
>>with OpenGL.  My Geforce2 card does double buffering when I set
>>that environment variable, but it seems to consistently perform the
>>flips in the middle of the screen in my code, and not in vblank.
>>Probably a bug in my code...
>>    
>>
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>I doubt it's your code. (OpenGL doesn't give you that kind of control, 
>AFAIK.) Retrace sync causing tearing seems to be "normal" for current 
>Linux drivers. The problem is that nearly all drivers do "fake" 
>double buffering (back->front blits instead of h/w page flipping), 
>which means that you get tearing if the "flip" isn't started at the 
>exact right moment.
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I think OpenML is supposed to solve the audio video sync problem somehow.