I'm guessing it just means that you can reference a curve at a given frame?! 
I.e. curve(5) will give you the current key frame curve's value at frame 5 etc.



On Aug 10, 2011, at 3:45 PM, Ron Ganbar <[email protected]> wrote:

> Thanks Frank.
> I should have thought about this.
> 
> Still would be interested to understand how to use the y(frame) expression.
> 
> 
> Ron Ganbar
> email: [email protected]
> tel: +44 (0)7968 007 309 [UK]
>      +972 (0)54 255 9765 [Israel]
> url: http://ronganbar.wordpress.com/
> 
> 
> 
> On 10 August 2011 23:35, Frank Rueter <[email protected]> wrote:
> Just use your second expression as the seed value for your first:
> random( ceil(frame/n)*n )/3+0.8
> 
> On Aug 10, 2011, at 12:23 PM, Ron Ganbar wrote:
> 
>> Hey guys,
>> how do I use this expression from the expression list in the manual: 
>> y(frame).
>> 
>> Basically I have a random generator and I want to sample it every 2 (or 
>> 3...) frames. I have the random function. I already made an expression that 
>> gives me a number only every n'th frame. How do I connect the two?
>> 
>> Random expression: random(frame)/3+0.8
>> Every n'th: ceil(frame/n)*n
>> 
>> Cheers,
>> Ron Ganbar
>> email: [email protected]
>> tel: +44 (0)7968 007 309 [UK]
>>      +972 (0)54 255 9765 [Israel]
>> url: http://ronganbar.wordpress.com/
>> 
>> _______________________________________________
>> Nuke-users mailing list
>> [email protected], http://forums.thefoundry.co.uk/
>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
> 
> 
> _______________________________________________
> Nuke-users mailing list
> [email protected], http://forums.thefoundry.co.uk/
> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
> 
> _______________________________________________
> Nuke-users mailing list
> [email protected], http://forums.thefoundry.co.uk/
> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
_______________________________________________
Nuke-users mailing list
[email protected], http://forums.thefoundry.co.uk/
http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users

Reply via email to