/// <summary>
/// Unload the elements used in the <c>OcTree</c>.
/// </summary>
public void Unload()
{
Stack <OcTreeNode> auxStack = new Stack <OcTreeNode>();
auxStack.Push(RootNode);
while (auxStack.Count != 0)
{
OcTreeNode node = auxStack.Pop();
if (node.ChildList.Count == 0)
{
node.Unload();
}
else
{
for (int i = node.ChildList.Count - 1; i >= 0; i--)
{
auxStack.Push(node.ChildList[i]);
}
}
}
_cubeVertexBuffer.Dispose();
_cubeIndexBuffer.Dispose();
}
