我正在使用以下代码使Sprite节点在Xcodespritekit中绕圈移动。letcircleDiameter=CGFloat(100)//centerourpathbasedonourspritesinitialpositionletpathCenterPoint=CGPoint(x:object.position.x-circleDiameter,y:object.position.y-circleDiameter/2)//createthepathourspritewilltravelalongletcirclePath=CGPath(ellipseIn:CGRect(orig