def preprocess3(state):
input_layer = np.zeros([4, 14], dtype=float)
i = 0
for direction in ['up', 'down', 'left', 'right']:
board, mergeCount, maxMerging, highestMerg, moves = bc.slide(direction, copy(state))
if board != state:
input_layer[i] = calculate_heuristics(board, mergeCount, maxMerging, highestMerg, moves)
# else: keep these values at 0
i += 1
return input_layer.flatten()
def moveRandom(b):
bestDirection = 'none'
valid_moves = []
for direction in ['up', 'down', 'left', 'right']:
nextBoard, nofMerges, maxMerging, highestMerg, moves = bc.slide( direction, copy(b.board) )
# count = bc.slide( direction, copy(b.board) )
if nextBoard != b.board:
bestHeuristic = 1
valid_moves.append(direction)
if len(valid_moves)!=0:
b.move( random.choice(valid_moves) )
return 0
else:
# game_over(b)
score = 2**max(b.board)
print(score)
return score
def logic():
bestHeuristic = -1
bestDirection = "none"
for direction in ["up", "down", "left", "right"]:
# for direction in ['down', 'left', 'right']:
nextBoard, nofMerges, maxMerging, highestMerg = bc.slide(direction, copy(b.board))
if nextBoard != b.board:
# heuristic = expectimax( nextBoard, 6, 'board', nofMerges, maxMerging, highestMerg)
nofEmpty = emptyTiles(nextBoard)
if nofEmpty >= 10:
heuristic = expectimax(nextBoard, 4, "board", nofMerges, maxMerging, highestMerg)
elif nofEmpty >= 5:
heuristic = expectimax(nextBoard, 5, "board", nofMerges, maxMerging, highestMerg)
else:
heuristic = expectimax(nextBoard, 5, "board", nofMerges, maxMerging, highestMerg)
if heuristic > bestHeuristic:
bestHeuristic = heuristic
bestDirection = direction
if bestHeuristic != -1:
b.move(bestDirection)
else:
# orig_stdout = sys.stdout
# f = file('testResults.txt', 'w')
# sys.stdout = f
print "----------------------------------"
print "game over"
# stop = float(time.clock())
# minutes = (stop - t0)/60
# seconds = (stop - t0)%60
print "Running time: ", time.clock()
print "depth = ", depth
print 2 ** max(b.board)
print nearness, smooth, merge, gradient, edge, opencell
# sys.stdout = orig_stdout
# f.close()
while True:
b.window.update_view(b.board)
def generateMAXSuccessors(board):
"""
Generate the boards that happen
when pressing arrow up, down, left, right.
Do not insert a new tile, only merge.
"""
successors = []
merges = []
maxMergings = []
highestMerges = []
#directions = ['up', 'down', 'left', 'right']
for direction in directions:
succ = deepcopy(board)
succ, nofMerges, maxMerging, highestMerg = bc.slide(direction, succ)
# if succ == parent means no move, no changes after sliding therfore don't append as successor
if succ != board:
successors.append(succ)
merges.append(nofMerges)
maxMergings.append(maxMerging)
highestMerges.append(highestMerg)
return successors, merges, maxMergings, highestMerges
