Func changeRadius(newRadius: Double) {

let indetifire = "TESTING NOTE"
var annotationView = mapView.dequeueReusableAnnotationView(withIdentifier: indetifire)
let size = CGSize(width: (100 * newRadius) + 10, height: (100 * newRadius) + 10)

if annotationView == nil {
let data = MKPointAnnotation()
data.coordinate = CLLocationCoordinate2D(latitude: region.center.latitude, longitude: region.center.longitude)
data.title = "IM"
annotationView = MKAnnotationView(annotation: data, reuseIdentifier: indetifire)


// mapView.removeAnnotations(mapView.annotations)
// mapView.addAnnotation(data)
// annotationView = data
annotationView?.canShowCallout = true
annotationView?.rightCalloutAccessoryView = UIButton(type: .detailDisclosure)
annotationView?.image = UIImage(systemName: "circle.fill")!.withTintColor(UIColor(red: 1, green: 0, blue: 0, alpha: 0.5) )
let size = CGSize(width: (100 * radiusRatio) + 10, height: (100 * radiusRatio) + 10)

annotationView?.image = UIGraphicsImageRenderer(size:size).image {_ in
annotationView?.image!.draw(in:CGRect(origin:.zero, size:size))
}
// mapView.removeAnnotations(mapView.annotations)
mapView.addAnnotation(annotationView as! MKAnnotation)

}else {
annotationView?.image = UIGraphicsImageRenderer(size:size).image {_ in
annotationView?.image!.draw(in:CGRect(origin:.zero, size:size))

}
// mapView.removeAnnotations(mapView.annotations)
mapView.addAnnotation(annotationView as! MKAnnotation)

}




// print(">>>>>>>>>>>>>>>>>>>>>", mapView.annotations.last!)

}

в таком виде невозможно читать код, есть же куча сервисов куда можно вставить и кинуть ссылку, что бы ло с форматированием, а не на 10 окон чата