Module: Tween::Expo::In
- Defined in:
- lib/tween.rb
Class Method Summary collapse
Class Method Details
.ease(t, st, ch, d) ⇒ Object
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# File 'lib/tween.rb', line 194 def self.ease(t, st, ch, d) if t == 0 st else ch * (2 ** (10 * (t / d.to_f - 1))) + st end end |