SZI2019SmieciarzWmi/Traversal/DFS.py
2019-05-14 22:31:30 +02:00

40 lines
1.4 KiB
Python

from utilities import movement,check_moves
from DataModels.House import House
from DataModels.Dump import Dump
from DataModels.Container import Container
from config import GRID_WIDTH, GRID_HEIGHT
def DFS(grid, available_movement, gc_moveset, mode,depth=0):
possible_goals = []
a = gc_moveset[-1][0]
b = gc_moveset[-1][1]
possible_goals.append([a+1,b])
possible_goals.append([a-1,b])
possible_goals.append([a,b+1])
possible_goals.append([a,b-1])
object_in_area = False
for location in possible_goals:
if GRID_WIDTH>location[0]>=0 and GRID_HEIGHT>location[1]>=0:
cell = grid[location[0]][location[1]]
if(type(cell) == mode and cell.unvisited):
cell.unvisited = False
object_in_area = True
break
x,y = gc_moveset[-1]
if(object_in_area):
gc_moveset.append("pick_garbage")
return [cell,[x,y], gc_moveset]
if len(available_movement) == 0 or depth>30:
return
for direction in available_movement:
x_next, y_next = movement(grid,x,y)[0][direction]
available_movement_next = check_moves(grid, x_next,y_next,direction)
gc_moveset_next = gc_moveset.copy()
gc_moveset_next.append([x_next,y_next])
result = DFS(grid, available_movement_next, gc_moveset_next,mode, depth+1)
if result!= None:
return result