-
Notifications
You must be signed in to change notification settings - Fork 1
/
dejeweled.py
248 lines (208 loc) · 8.07 KB
/
dejeweled.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
import random
import copy
import ai
USER_INPUT = False
PRINT_BOARDS = True
OUTPUT_TO_FILE = True
WIDTH = 8
HEIGHT = 10
GEMS = ["△", "◆", "◙", "▩", "◎", "◓", "▢"]
ORIG_AGENTS = ["expectimax", "random"]
def main():
OUTPUT_FILE = "out/{}x{}_{}gems.csv".format(WIDTH, HEIGHT, len(GEMS))
AGENTS = ORIG_AGENTS.copy()
AGENT = AGENTS[0]
AGENTS.pop(0)
BOARD = [[random.choice(GEMS) for c in range(WIDTH)] for r in range(HEIGHT)]
SCORE = MOVES = GEMS_CLEARED = CASCADES = 0
# clear matches
while get_matches(BOARD) != []:
for match in get_matches(BOARD):
for gem in match:
BOARD[gem[1]][gem[0]] = random.choice(GEMS)
# game loop
while True:
if PRINT_BOARDS:
print("\nscore: ", SCORE)
print_board(BOARD)
if not get_valid_swaps(BOARD):
print("GAME OVER")
print_board(BOARD)
print("agent: ", AGENT)
print("final score: ", SCORE)
print("moves: ", MOVES)
print("gems cleared: ", GEMS_CLEARED)
print("cascades: ", CASCADES)
gpm = float(GEMS_CLEARED) / float(MOVES)
print("avg gems/move: ", gpm)
spm = float(SCORE) / float(MOVES)
print("avg score/move: ", spm)
if OUTPUT_TO_FILE:
with open(OUTPUT_FILE, mode='a') as f :
f.write("{},{},{},{},{},{},{}\n".format(AGENT,SCORE,MOVES,GEMS_CLEARED,CASCADES,gpm,spm))
if not AGENTS:
exit()
else:
AGENT = AGENTS[0]
AGENTS.pop(0)
BOARD = [[random.choice(GEMS) for c in range(WIDTH)] for r in range(HEIGHT)]
SCORE = MOVES = GEMS_CLEARED = CASCADES = 0
if USER_INPUT:
print("enter pairs to swap: x1 y1 x2 y2")
coords = [int(val) for val in input().split(" ")]
else:
current_node = ai.Node(BOARD, SCORE, 0)
coords = current_node.get_next_swap(AGENT)
MOVES += 1
# make swap on prospective next board
next_board = copy.deepcopy(BOARD)
swap_gems(next_board,coords[0], coords[1], coords[2], coords[3])
# check that match is valid
matches = get_matches(next_board)
if matches == []: continue
BOARD = next_board
# track if we are cascading
settled_once = False
# clear matches and increment score until settled
while get_matches(BOARD) != []:
if settled_once: CASCADES += 1
for match in get_matches(BOARD):
for gem in match:
SCORE += (10 + (len(match) - 3) * 10)
BOARD[gem[1]][gem[0]] = " "
GEMS_CLEARED += 1
settled_once = True
drop_and_fill(BOARD)
def get_gem(board, x, y):
'''
get gem on board at specified (x, y)
ensures x and y are within bounds of board
'''
if not (0 <= x < WIDTH and 0 <= y < HEIGHT): return " "
else: return board[y][x]
def swap_gems(board,x1,y1,x2,y2):
'''
Swap two gems on a board given their coordinates
'''
# Swap the gems
board[y1][x1], board[y2][x2] = board[y2][x2], board[y1][x1]
def get_matches(board):
'''
return a list of groups of gems in matching triplets that should be removed
[[(x1,y1),(x2,y2),(x3,y3)],...]
'''
groups_to_remove = []
board_copy = copy.deepcopy(board)
# loop through each space, check for 3 adjacent identical gems
for x in range(WIDTH):
for y in range(HEIGHT):
# look for horizontal matches
if board_copy[y][x] == get_gem(board_copy,x+1,y) == get_gem(board_copy,x+2,y) != " ":
target = board_copy[y][x]
offset = 0
gems = []
while get_gem(board_copy,x+offset,y) == target:
gems.append((x+offset, y))
board_copy[y][x+offset] = " "
offset += 1
groups_to_remove.append(gems)
# look for vertical matches
if board_copy[y][x] == get_gem(board_copy,x,y+1) == get_gem(board_copy,x,y+2) != " ":
target = board_copy[y][x]
offset = 0
gems = []
while get_gem(board_copy,x,y+offset) == target:
gems.append((x,y+offset))
board_copy[y+offset][x] = " "
offset += 1
groups_to_remove.append(gems)
return groups_to_remove
def get_valid_swaps(board):
'''
Return a list of pairs to swap
'''
swaps = set()
# X represents a gem of a specific type
for x in range(WIDTH):
for y in range(HEIGHT):
current_gem = board[y][x]
if(current_gem == get_gem(board, x+1, y) != " "):
# Case _ X x _
# check left up
if(current_gem == get_gem(board, x-1, y-1)):
swaps.add((x-1, y-1, x-1, y))
# check left down
if(current_gem == get_gem(board, x-1, y+1)):
swaps.add((x-1, y, x-1, y+1))
# check left left
if(current_gem == get_gem(board, x-2, y)):
swaps.add((x-2, y, x-1, y))
# check right up
if(current_gem == get_gem(board, x+2, y-1)):
swaps.add((x+2, y-1, x+2, y))
# check right down
if(current_gem == get_gem(board, x+2, y+1)):
swaps.add((x+2, y, x+2, y+1))
# check right right
if(current_gem == get_gem(board, x+3, y)):
swaps.add((x+2, y, x+3, y))
elif(current_gem == get_gem(board, x+2, y) != " "):
# Case X _ x
# check down
if(current_gem == get_gem(board, x+1, y+1)):
swaps.add((x+1, y, x+1, y+1))
# check up
if(current_gem == get_gem(board, x+1, y-1)):
swaps.add((x+1, y, x+1, y-1))
if(current_gem == get_gem(board, x, y+1) != " "):
# Case _
# X
# x
# _
# Check up right
if(current_gem == get_gem(board, x+1, y-1)):
swaps.add((x, y-1, x+1, y-1))
# Check up left
if(current_gem == get_gem(board, x-1, y-1)):
swaps.add((x, y-1, x-1, y-1))
# Check up up
if(current_gem == get_gem(board, x, y-2)):
swaps.add((x, y-2, x, y-1))
# Check down left
if(current_gem == get_gem(board, x-1, y+2)):
swaps.add((x-1, y+2, x, y+2))
# Check down right
if(current_gem == get_gem(board, x+1, y+2)):
swaps.add((x, y+2, x+1, y+2))
# Check down down
if(current_gem == get_gem(board, x, y+3)):
swaps.add((x, y+2, x, y+3))
elif(current_gem == get_gem(board, x, y+2) != " "):
# Case X
# _
# x
# check left right
if(current_gem == get_gem(board, x+1, y+1)):
swaps.add((x, y+1, x+1, y+1))
if(current_gem == get_gem(board, x-1, y+1)):
swaps.add((x-1, y+1, x, y+1))
return swaps
def apply_gravity(board):
for x in range(WIDTH):
for y in range(HEIGHT - 1):
if board[y+1][x] == " ":
swap_gems(board, x, y, x, y+1)
def drop_and_fill(board):
apply_gravity(board)
for x in range(WIDTH):
for y in range(HEIGHT):
if board[y][x] == " ":
board[y][x] = random.choice(GEMS)
def print_board(board):
for col in board:
print("║ ", end="")
for row in col:
print(row, " ", end="")
print("║")
if __name__ == "__main__":
main()