[unity3d]判断物体是否在视角内(巧妙的一篇转载)
public var isRendering:boolean=false;
private var lastTime:float=0;
private var curtTime:float=0;
function Update()
{
isRendering=curtTime!=lastTime?true:false;
lastTime=curtTime;
}
function OnWillRenderObject()
{
curtTime=Time.time;
}
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