private void _InitQuadTree()
{
m_quadtree = new Quadtree(m_rect, m_fCellSize);
Renderer[] renders = m_srcRoot.GetComponentsInChildren <MeshRenderer>(true);
Debug.LogFormat("Total Render: {0}", renders.Length);
Quadtree.nReceivedCount = 0;
for (int i = 0; i < renders.Length; ++i)
{
m_quadtree.Receive(renders[i]);
}
Debug.LogFormat("Receive Render: {0}", Quadtree.nReceivedCount);
}