http://gitee.com/qq2476725205/Emulators/commit/f797504db64ae24c2dd3c2a1a88a17e4b698c51c http://github.com/qq2476725205/Emulators/commit/6cebebee2477007125b634fedaa9d419efcae458#commitcomment-41484192
http://www.nicovideo.jp/watch/sm37358758