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Activity Forums Adobe After Effects Expressions Using Expressions to animate smooth light movement

  • Using Expressions to animate smooth light movement

    Posted by Cameron Crook on August 13, 2011 at 12:50 am

    Hi, I am trying to figure out how to use expressions to animate a light with smooth movement. I am using the light as an emitter and don’t want to manually animate it, because I have a extremely long clip. The wiggle function is out of the question because its movements can be rough and sharp. I am trying to have the light to emit particles that are evenly space from each other while moving in 3D space. Any help is appreciated.

    Tylor Larson replied 14 years, 11 months ago 3 Members · 2 Replies
  • 2 Replies
  • Stefan Hinze

    August 14, 2011 at 1:49 pm

    hey,

    give the wiggler a chance – maybe you set the “wiggles per second” to 0.5 or lower, so there will not be sharp movemend

    wiggle(0.5,400)

    greetz

    (take a step back, to see the bigger picture)

  • Tylor Larson

    August 23, 2011 at 9:35 pm

    https://jjgifford.com/expressions/basics/interpolation.html

    this is a link to add easing to your expression… maybe adding this to a wiggle might smooth things out enough. sorry don’t have time to test it… good luck

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