30 lines
1.2 KiB
Python
30 lines
1.2 KiB
Python
from state import State
|
|
|
|
def succ(st: State):
|
|
successors = []
|
|
|
|
if st.orientation == 'N':
|
|
successors.append(State(st, 'LEFT', st.xpos, st.ypos, 'W'))
|
|
successors.append(State(st, 'RIGHT', st.xpos, st.ypos, 'E'))
|
|
if st.ypos > 0:
|
|
successors.append(State(st, 'FORWARD', st.xpos, st.ypos - 50, 'N'))
|
|
|
|
if st.orientation == 'S':
|
|
successors.append(State(st, 'LEFT', st.xpos, st.ypos, 'E'))
|
|
successors.append(State(st,'RIGHT', st.xpos, st.ypos, 'W'))
|
|
if st.ypos < 750:
|
|
successors.append(State(st, 'FORWARD', st.xpos, st.ypos + 50, 'S'))
|
|
|
|
if st.orientation == 'W':
|
|
successors.append(State(st, 'LEFT', st.xpos, st.ypos, 'S'))
|
|
successors.append(State(st,'RIGHT', st.xpos, st.ypos, 'N'))
|
|
if st.xpos > 0:
|
|
successors.append(State(st, 'FORWARD', st.xpos - 50, st.ypos, 'W'))
|
|
|
|
if st.orientation == 'E':
|
|
successors.append(State(st, 'LEFT', st.xpos, st.ypos, 'N'))
|
|
successors.append(State(st, 'RIGHT', st.xpos, st.ypos, 'S'))
|
|
if st.xpos < 750:
|
|
successors.append(State(st, 'FORWARD', st.xpos + 50, st.ypos, 'E'))
|
|
return successors
|