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Activity Forums Adobe After Effects Expressions Change colors as text appears

  • Change colors as text appears

    Posted by Daniel Goldman on June 28, 2009 at 1:00 pm

    I am trying to alternate colors as text appears. I added a fill property and an expression array. I tried both using a direct wiggle (1, .5) as well as a variable to the fill property. I am doing something wrong
    Thank you
    dan Goldman

    Dan Ebberts replied 16 years, 10 months ago 2 Members · 3 Replies
  • 3 Replies
  • Dan Ebberts

    June 28, 2009 at 6:51 pm

    What do you mean by “alternate colors as text appears”? Have you tried playing around with the wiggly selector?

    Dan

  • Daniel Goldman

    June 28, 2009 at 7:46 pm

    The wiggly selector is ok. I really want to learn how to write a real expression to do it. Can I place the wiggle expression inside the [R,G,B,A]array in some way to just wiggle 1 color at a time?

  • Dan Ebberts

    June 28, 2009 at 8:44 pm

    Sure. You should set that color to mid-range (128 for 8-bit color), the an expression like this (this is for blue) should wiggle it across the full range:

    w = wiggle(3,.5);
    [value[0],value[1],w[2],value[3]]

    Dan

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