last time i checked visualizer was still broken in Lion and spanning across 
monitors…if anyone else has gotten it to work, id be very curious to hear…I've 
used syphon and jitter to do multi-output, not really the most efficient.

-matthew
..................................................
http://www.mbiederman.com

now

Event Horizon
Bienniale International des Artes Numérique
Cinematheque Québécoise
Montreal, QC
May 3 - June 8
http://bianmontreal.ca/en/#welcome-to-the-bian-2012-website

API
True North @ Anchorage Museum
Anchorage Alaska
May 18- September 9
http://www.anchoragemuseum.org/galleries/true_north/overview.aspx

On May 18, 2012, at 4:38 PM, Mario Marquez wrote:

> Thanks for the answers, I will look into QC visualizer.
> 
> My plan is to use a HD5770 (1giga) graphic card for the three projectors, and 
> use the default QT 120 (512MB) for the control monitor. So the three 
> projected screens are being handle by one card and one QC composition, and 
> control screen by  another card and  QC comp. The comps will be connected by 
> network patch.
> Does the OS  still works as if it a single screen in four monitors?
> Does it still  make "big junks of memory have to be copied from one graphic 
> card to the other via the internal bus". ? 
> 
> Thanks again.
> 
> Mario 
> 
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