solver.py 文件源码

def orien(current,initial,others):
    temp=[]
    #print others
    f=0
    for i in others:
        if  i != current:
            #print i,current,initial
            a=length(current,initial)
            b=length(i,initial)
            c=length(current,i)
            d=math.acos((a*a + b*b - c*c) / (2*a*b))
            temp.append((d,f))
        else:
            temp.append((0,f))
        f+=1
    return temp