POV-Ray : Newsgroups : povray.general : Media: rendering needs verry long for the last few percent : Re: Media: rendering needs verry long for the last few percent Server Time
3 Jul 2022 19:14:55 EDT (-0400)
  Re: Media: rendering needs verry long for the last few percent  
From: Thomas de Groot
Date: 6 May 2022 02:00:56
Message: <6274b998$1@news.povray.org>
Op 05/05/2022 om 23:05 schreef Kenneth:
> Thorsten <tho### [at] trfde> wrote:
>>
>> If you want a better distribution of the computational load, you should
>> decrease the render block size such that your object gets distributed
>> between multiple render blocks.
>>
>> Thorsten
> 
> That works very well, thanks! From my own 'naive' analysis, I had been wondering
> if a smaller block size would help, but I never tried it. (For my tests, I
> forgot to mention that my media object occupies about 50% of the screen space--
> unlike the OP's small object that is probably 'enclosed' by a single render
> block.) Your suggestion works in both cases, of course.
> 
> A smaller render-block size has another great advantage: The scene renders
> faster.
> Here is my example (using scattering media):
> 
> block size of 64 pixels: 2 mins 16 sec
> block size of 8 pixels:  1 min 10 sec
> 
> That's a definite improvement! And my machine's processor seems to run less hot,
> based on the cooling-fan speed.
> 
> 
Ha! Never thought about that 'trick'!

-- 
Thomas


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