else
  % Choose first three colors for head, body, and tail
  head = line('parent',ax,'color',co(1,:),'marker','o','erase','xor', ...
              'xdata',x(1),'ydata',y(1),'zdata',z(1));
  body = line('parent',ax,'color',co(1,:),'linestyle','--','erase','none', ...
              'xdata',[],'ydata',[],'zdata',[]);
  tail = line('parent',ax,'color',co(1,:),'linestyle','-','erase','none', ...
              'xdata',[],'ydata',[],'zdata',[]);
end

2楼: Originally posted by shenyxtata at 2015-10-28 19:54:31
用for循环一条一条画。每次随机画一条。如果不想按从1到最后的顺序，好像是可以随机生成一个排列的。