A trigger is a latch: AnimationController.setTrigger raises it and it
stays raised — across any number of steps — until a transition that tests it
fires and consumes it, or AnimationController.resetTrigger clears it.
That is what makes setTrigger("jump") reliable from application code that
does not know the fixed-step phase it ran in.
A trigger test (§18 "triggers").
A trigger is a latch: AnimationController.setTrigger raises it and it stays raised — across any number of steps — until a transition that tests it fires and consumes it, or AnimationController.resetTrigger clears it. That is what makes
setTrigger("jump")reliable from application code that does not know the fixed-step phase it ran in.