public void updateMarkerLocation(double lat, double lng) {
LatLng location = new LatLng(lat, lng);
if (marker == null) {
markerOptions = new MarkerOptions();
markerOptions.visible(true);
markerOptions.position(location);
markerOptions.draggable(draggable);
marker = googleMap.addMarker(markerOptions);
}
CameraPosition cameraPosition =
new CameraPosition.Builder().target(location).zoom(zoomLevel).bearing(0).tilt(45).build();
googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
marker.setPosition(location);
}
