public virtual void Save(StreamSerializer stream)
{
stream.WriteChunkBegin(CHUNK_ID, CHUNK_VERSION);
//name
stream.Write(mName);
//AABB
stream.Write(mAABB);
//page strategy name
stream.Write(mStrategy.Name);
//page strategy data
mStrategyData.Save(stream);
//save all pages
#warning TODO: save all pages.
stream.WriteChunkEnd(CHUNK_ID);
}