Le 17/07/2018 à 23:36, Mike Horvath a écrit :
> I want to be able to tie a variable to the clock value, but only for
> certain portions.
> 
> For example, the variable should be equal to 0 before the clock is 0.3,
> and equal to one after the clock is equal to 0.6. In between 0.3 and 0.6
> the clock should interpolate from 0 to 1.
> 
> How would I do this using a macro? Thanks.
> 
> 
> Mike

I saw the answers with macro, and you asked for macro, but you could
have used a linear spline instead.

#declare Spline = spline { linear_spline
  0, 0,
  0.3, 0,
  0.6, 1,
  1, 1
};

#declare Variable = Spline(clock).x ;

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