Thanks for the heads-up about that.

Paul
  ----- Original Message ----- 
  From: Kenneth Sutherland 
  To: [email protected] 
  Sent: Monday, May 18, 2009 12:02 PM
  Subject: RE: [flexcoders] HyperThreading...





  If code is written just using actionscript then yes it is single threaded but 
if you are doing something that is fairly intensive then you can use the new 
pixelbender technology to make the flash player use more than one core.  
Instead of getting pixelbender to manipulate actual pixels you can get it to do 
some number crunching and by doing so you can make it use all of the processers 
cores where it has more than one.

   

  Check out the talk by Ryan Taylor called ‘pixel bender unleashed’ on adobe TV 
(http://tv.adobe.com/#se+pixel%20bender), or download flv from here 
http://adobe.edgeboss.net/download/adobe/adobetv2/max_2008_design/1596741613_2482442001_taylor-mon-5pm-design-develop.flv
 

   

  Kenneth.

   

   

  From: [email protected] [mailto:[email protected]] On 
Behalf Of Paul Andrews
  Sent: 18 May 2009 11:43
  To: [email protected]
  Subject: Re: [flexcoders] HyperThreading...

   






  ----- Original Message ----- 

    From: Tom Chiverton 

    To: [email protected] 

    Sent: Monday, May 18, 2009 10:01 AM

    Subject: Re: [flexcoders] HyperThreading...

     



    On Monday 18 May 2009, Laurence MacNeill wrote:
    > Does anyone know if the Flash Player supports HyperThreading? 

    Applications don't, in general, support or not HT as that's at the O/S 
level. 

     

  Strictly that's true, but other technologies (such as Java) allow multiple 
threads of execution and are able to take advantage of HT if they are written 
with multiple threads.

   

  Given the availability of multiple cores these days, I'd hope that 
actionscript (and the player) would embrace this, though it's  MAJOR change in 
application development.

   

  The player is single-threaded at the moment so cannot use a second core - as 
Tom says. :-(

   

  Paul



    > other words, will my program run faster on a CPU that has
    > HyperThreading? Or will it not make any difference?

    If it's fairly CPU-bound (and nothing else is), it'll probably feel faster 
    because there's less contention for the CPU resource.

    -- 
    Helping to biannually promote low-risk e-tailers as part of the IT team of 
the 
    year, '09 and '08




                     
                     
               
                Tom Chiverton 
                Developer 
                Tel: +44 0161 618 5032 
                Fax: +44 0161 618 5099 
                [email protected] 
                3 Hardman Square, Manchester, M3 3EB
                www.Halliwells.com 
               
         

     

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