public LTDescr setMoveLocalZ()
{
this.type = TweenAction.MOVE_LOCAL_Z;
this.initInternal = ()=>{ this.fromInternal.x = trans.localPosition.z; };
this.easeInternal = ()=>{ trans.localPosition=new Vector3( trans.localPosition.x,trans.localPosition.y,easeMethod().x); };
return this;
}