// trigger the event
interpolator.setInterpolatedTime(eventT);
final double[] eventY = interpolator.getInterpolatedState();
currentEvent.stepAccepted(eventT, eventY);
isLastStep = currentEvent.stop();
// handle the first part of the step, up to the event
for (final StepHandler handler : stepHandlers) {
handler.handleStep(interpolator, isLastStep);
}