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>> hi Alain,
>>
>> On 13/03/2014 00:21, Alain wrote:
>>> You should go straight to version 3.7. That way, you won't need to
>>> UNlearn some of those "ropes"...
>>
>> hmm, are you saying that the syntax for /existing/ SDL statements has
>> changed from 3.6 to 3.7?
>
> Some feature work in a slightly different way.
> Some features have some alternative or optional syntax, like back side
> illumination that is invoked be using 2 parameters for the diffuse value.
> There are some bug fixes.
> There are several workarounds that are no longer needed, of may actualy
> cause some problems.
> There are HUGE changes with radiosity.
> Focal blur have been revamped and now work along with regular
> antialiasing. It's also significatively faster.
> The paremeters for irid work differently: They are now more closely
> related to actual physical properties.
> If you try to render some newer scenes that use new features that you
> can find on the forums, it may abort with some error if you are still
> using version 3.6.
>
>>
>>> It's somewhat faster, can take advantage of all cores on modern
>>> computer, have several bug fixes, introduce some new features like
>>> subsurface light transport and high dynamic range images as source
>>> and output option.
>>> It also have some improvements for focal blur and antialiasing.
>>> The irid code is totaly redone as it was broken in version 3.6 ...
>>
>> I might (for now) miss out on bug fixes and new features, but that's ok
>> for a learner; wrt multiple cores - I run Povray on a VM which is
>> limited to 'see' 1 cpu and 1G RAM.
>>
>
> Version 3.6 NOT OK for a learner :( At least, it's no longer OK.
>
> The learning curve is the same for both versions. Even if your VM
> environment only expose a single CPU/core, there is no reason to stick
> with version 3.6. Version 3.7 is the current OFFICIAL release.
>
>
>
> Alain
By the way, my antiquated computer have only a single CPU, and after I
upgraded to version 3.7 there is NO idea of ever turning back. It works
SO much beter!
Alain
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