objective c - How to get smooth animation of my custom annotation on mapView ios? -

objective c - How to get smooth animation of my custom annotation on mapView ios? -

in app showing user annotation(custom annotation user thumbnail) on map. whenever user changes location or user moves alter annotation position according user location right has blinking effect add together , remove annotation on map. want smooth animation of annotation whenever user moves. how can accomplish that.

i have remove , add together annotation everytime. removing , adding annotations not approach creates blinking effect when user moving or driving.

plzz can help issue.

are replacing default mkuserlocation or manually tracking in core location , adding own annotation? should able smoothly returning client user location annotation in delegate.

ios objective-c iphone mapkit