get_linefunc.py

get_linefunc.py

 def get_linefunc(self, start_p, end_p): #just for 2nd euclidian space
    x1, y1 = start_p[0], start_p[1]
    x2, y2 = end_p[0], end_p[1]  
    a =  0 if ((x2-x1) == 0) else (y2-y1)/(x2-x1)
    b = -1
    c = x1*a - y1
    return {'a':a, 'b':b, 'c':c}