[Sidefx-houdini-list] Rand() glitch

Jordi Bares jordibares at the-mill.com
Tue Oct 9 16:23:43 EDT 2007


Thanks all for the comment, I though I was mad.

BTW, this is something SideFX could wrap as a different function, don't you
think?

Like pirand()

Just an idea.
jb


On 9/10/07 16:00, "jlait at sidefx.com" <jlait at sidefx.com> wrote:

> On Tue, Oct 09, 2007 at 03:06:30PM +0100, Jordi Bares wrote:
>> Hi, I am using rand() function to select randomly textures and I feed a
>> different value every time (incremented by 1) and I see the rand() function
>> is generating the same exact set of numbers shifted by one.
>> 
>> At the moment my solution is to feed the number^2 so I shift more than 1
>> pictures and avoid the repetition but it is very ugly.
>> 
>> My question is... What is the best way to generate pseudo-random numbers
>> based on integers?
> 
>     rand($PT + $F*$PI)
> 
>     I also recommend $E as a multiplier.
> --
>         - Jeff Lait
> 
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