void SetLeafToChildren(QuadtreeLeafBasic <T> leaf)
{
Debug.Log("位置在(" + _field.top + "," + _field.right + "," + _field.bottom + "," + _field.left + ")的树枝节点向子节点存入位置在" + leaf.position + "的叶子");
/*
* 如果叶子在子节点的范围里，向这个子节点里存入叶子
* 用 else if 的原因是 Field.Contains 把边缘处的点也算在范围里，这如果一个叶子在两个节点的交界处只用一个 if 就会重复存入
*/
if (_upperRightChild._field.Contains(leaf.position))
{
_upperRightChild.SetLeaf(leaf);
}
else if (_lowerRightChild._field.Contains(leaf.position))
{
_lowerRightChild.SetLeaf(leaf);
}
else if (_lowerLeftChild._field.Contains(leaf.position))
{
_lowerLeftChild.SetLeaf(leaf);
}
else if (_upperLeftChild._field.Contains(leaf.position))
{
_upperLeftChild.SetLeaf(leaf);
}
}
/*
* 存入。移除。检测三个方法都是 static ，因为static方法可以通过类名调用，这样就省去了每个检测器都要 Find 一次四叉树物体的工作
*/
public static void SetLeaf(QuadtreeLeafBasic <GameObject> leaf)
{
_quadtree.SetLeaf(leaf);
}