每次做关卡，都想把 Minecraft 创世神的指令加到游戏引擎里……
//pos1 //pos2
//undo //redo
//copy //cut //paste
//rotate 180
//flip x
//replace xx yy
//set 0
//smooth
//stack
//hollow
//wall
//brush sphere
//pos1 //pos2
//undo //redo
//copy //cut //paste
//rotate 180
//flip x
//replace xx yy
//set 0
//smooth
//stack
//hollow
//wall
//brush sphere