(hasParent) ? (parent.opacity/100) * value : value;
β
The parent's opacity value acts as a mulitplier for the child's
Boilerplate expression to trigger actions with markers
Apply this expression to the property you want to control (like opacity) and make sure it is referencing the correct control layer.
Use a slider control to delay keyframe animation by a defined amount of seconds. Works like a marker trigger, but simpler. Useful for MOGRTs
AfterEffects_Tricks
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