# import numpy as np


# PAD_STATE = -np.NINF
PAD_STATE = 0
START_STATE = 1
END_STATE = 2
EMPTY_STATE = 3
NUM_SPECIAL_STATES = 4

HUMAN_DELTA = 0.125 # minimum block separation that we are happy with
# HUMAN_DELTA = 0.2 # minimum block separation that we are happy with

# step_size = 0.01
