process 3

MainActivity.kt

private val hitResult: MutableList<PointerInputFilter> = mutableListOf()

fun process(
    pointerEvent: PointerInputEvent,
    ...
): ProcessResult {

    // Gets a new PointerInputChangeEvent with the PointerInputEvent.
    val internalPointerEvent =
            pointerInputChangeEventProducer.produce(pointerEvent, positionCalculator)

    // Add new hit paths to the tracker due to down events.
    internalPointerEvent.changes.values.forEach { pointerInputChange ->
        if (pointerInputChange.changedToDownIgnoreConsumed()) {
            root.hitTest(
                pointerInputChange.position,
                hitResult
            )
            ...
        }
    }
    ...
}