/// <summary>
/// 所有的世界坐标
/// </summary>
/// <returns></returns>
public static Vector3[] CornerPoints(Bounds bounds)
{
Vector3[] pts = new Vector3[8];
pts[0] = bounds.FrontTopLeft();
pts[1] = bounds.FrontTopRight();
pts[2] = bounds.FrontBottomLeft();
pts[3] = bounds.FrontBottomRight();
pts[4] = bounds.BackTopLeft();
pts[5] = bounds.BackTopRight();
pts[6] = bounds.BackBottomLeft();
pts[7] = bounds.BackBottomRight();
return(pts);
}