Alain <kua### [at] videotronca> wrote:

> > clipka <ano### [at] anonymousorg> wrote:
> >> Am 02.08.2013 07:54, schrieb Le_Forgeron:
> >>
> >>> I'm afraid any render of more than 30 seconds might siphon the battery
> >>> as well as overheat the cpu and burn your hand holding the cooling plate.
> >>
> >> Not necessarily. It might just as well throttle down to a crawl. But
> >> yes, smartphones and tablet PCs are pretty poor at number crunching.
> >
> > that's because you guys still think of a number crunching CPU
> >
> > number crunching nowadays has been largely delegated to GPUs
> >
> > smartphone/tablets were created to play 3D games and decode mpg4 streams after
> > all, and that demands quite a lot of number crunching, running on GPU, sure
> >
> >
> >
>
> That's not realy the kind of number crunching that POV-Ray need.
>
> The GPU is good at sequemtial number crunching: Decoding a video stream,
> decoding an audio stream, performing some scan line rendering.
> POV-Ray need random access number crunching and use the FPU for that,
> not the CPU itself. During ray tracing, it's prety hard to anticipate
> what data will need to be treated next.

http://render.otoy.com/

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