1import os
2import numpy as np
3
4# Putting this in cython was giving strange bugs for different versions
5# of cython which seemed to indicate troubles with the __file__ variable
6# not being defined. Keeping it in pure python makes it more reliable
7this_dir = os.path.dirname(__file__)
8POS = np.loadtxt(os.path.join(this_dir, "orb_descriptor_positions.txt"),
9                 dtype=np.int8)
10POS0 = np.ascontiguousarray(POS[:, :2])
11POS1 = np.ascontiguousarray(POS[:, 2:])
12