Google Maps in Swift - Camera not updating -

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i'm using google maps in swift , in viewdidload.

i providing code: 

let camera: gmscameraposition = gmscameraposition.camerawithlatitude(48.857165, longitude: 2.354613, zoom: 8.0) mapview1.camera = camera

however, when executing program, camera not updating. using 

@iboutlet weak var mapview1: gmsmapview

and have hooked outlet correctly

you need implement 

mapview1.animatetocameraposition(camera)

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