def search(self):
out('#searching...')
""" Finds and prints the best move from the current position """
pdb.set_trace()
maxRes = search.AlphaBetaSearch(self.zboard, 4)
move = maxRes.moveList[0]
out('# ' + str(maxRes))
self.zboard.MakeMove(move)
ZeitchessEngine.printMove(move)
zlog.log(self.zboard.ToString(True))
def search (self):
out('#searching...')
""" Finds and prints the best move from the current position """
pdb.set_trace()
maxRes = search.AlphaBetaSearch(self.zboard, 4)
move = maxRes.moveList[0]
out('# ' + str(maxRes))
self.zboard.MakeMove(move)
ZeitchessEngine.printMove(move)
zlog.log(self.zboard.ToString(True))
def isTerminalState(zboard, curDepth, cutoffDepth):
global nodeCount
global lastTime
global failHighCount
global failLowCount
global branchings
if datetime.now() - lastTime > timedelta(seconds=1):
diff = datetime.now() - lastTime
t = float(diff.microseconds) / 1000000.0 + diff.seconds
rate = nodeCount / t
zlog.log("%s nodes per second" % str(rate))
# zlog.log('ave branching = %s' % str(sum(branchings) / (len(branchings) + 1)))
# branchings = []
lastTime = datetime.now()
nodeCount = 0
else:
nodeCount += 1
if curDepth > cutoffDepth:
return True
if zboard.kings[0] == 0 or zboard.kings[1] == 0:
return True
return False
def isTerminalState(zboard, curDepth, cutoffDepth):
global nodeCount
global lastTime
global failHighCount
global failLowCount
global branchings
if datetime.now() - lastTime > timedelta(seconds=1):
diff = datetime.now() - lastTime
t = float(diff.microseconds) / 1000000.0 + diff.seconds
rate = nodeCount / t
zlog.log('%s nodes per second' % str(rate))
#zlog.log('ave branching = %s' % str(sum(branchings) / (len(branchings) + 1)))
#branchings = []
lastTime = datetime.now()
nodeCount = 0
else:
nodeCount += 1
if curDepth > cutoffDepth:
return True
if zboard.kings[0] == 0 or zboard.kings[1] == 0:
return True
return False
def TestZLog():
zlog.log('aaaa ' * 100)
zlog.log('bbbb ' * 100)
zlog.log('1234 ' * 100)
zlog.log('9876 ' * 100)
zlog.Flush()
def TestZLog():
zlog.log('aaaa ' * 100)
zlog.log('bbbb ' * 100)
zlog.log('1234 ' * 100)
zlog.log('9876 ' * 100)
zlog.Flush()
def run(self):
while True:
msg = ''
try:
msg = raw_input()
except KeyboardInterrupt, k:
out('#keyboard int')
out(str(k))
continue
if not msg.strip(): continue
zlog.log(msg)
tokens = msg.split()
if tokens[0] == "protover":
strFeatures = [
"%s=%s" % (feature[0], feature[1])
for feature in self.features
]
s = "feature %s done=1" % " ".join(strFeatures)
out(s)
elif tokens[0] == 'new':
self.engineColor = const.BLACK
#self.zboard.SetColor(const.BLACK)
#elif tokens[0] == "sd":
# self.sd = int(tokens[1])
# self.skipPruneChance = max(0, (5-self.sd)*0.02)
# if self.sd >= 5:
# print "If the game has no timesettings, you probably don't want\n"+\
# "to set a search depth much greater than 4"
#elif tokens[0] == "egtb":
# # This is a crafty command interpreted a bit loose
# self.useegtb = True
#
#elif tokens[0] == "level":
# moves = int(tokens[1])
# self.increment = int(tokens[3])
# minutes = tokens[2].split(":")
# self.mytime = int(minutes[0])*60
# if len(minutes) > 1:
# self.mytime += int(minutes[1])
# print "Playing %d moves in %d seconds + %d increment" % \
# (moves, self.mytime, self.increment)
#
#elif tokens[0] == "time":
# self.mytime = int(tokens[1])/100.
#
##elif tokens[0] == "otim":
## self.optime = int(tokens[1])
elif tokens[0] == "quit":
sys.exit()
elif tokens[0] == "result":
# We don't really care what the result is at the moment.
sys.exit()
elif tokens[0] == "force":
if not self.forced and not self.analyzing:
self.forced = True
self.__stopSearching()
elif tokens[0] == "go":
self.playingAs = self.zboard.color
self.forced = False
#pdb.set_trace()
self.search()
elif tokens[0] == "undo":
self.stopSearching()
self.zboard.UnmakeMove()
if self.analyzing:
self.analyze()
elif tokens[0] == "?":
self.stopSearching()
elif tokens[0] in ("black", "white"):
newColor = tokens[0] == "black" and BLACK or WHITE
if self.playingAs != newColor:
self.stopSearching()
self.engineColor = newColor
self.zboard.setColor(newColor)
self.zboard.setEnpassant(None)
if self.analyzing:
self.analyze()
elif tokens[0] == "analyze":
self.engineColor = self.zboard.color
self.analyzing = True
self.analyze()
elif tokens[0] == "draw":
if self.scr <= 0:
out("offer draw")
elif tokens[0] == "random":
#leval.random = True
pass
elif tokens[0] == "setboard":
self.stopSearching()
self.zboard = fen_utils.ZBoardFromFen(" ".join(tokens[1:]))
if self.analyzing:
self.analyze()
elif tokens[0] in ("xboard", "otim", "hard", "easy", "nopost",
"post", "accepted", "rejected", 'level',
'time'):
pass
elif tokens[0] == "usermove" or len(tokens) == 1 and re.match(
r'[a-h][1-8][a-h][1-8][pnbrqk]{0,1}', tokens[0]):
if self.engineColor == self.zboard.color: pdb.set_trace()
out('# received a move')
if tokens[0] == "usermove":
moveStr = tokens[1]
else:
moveStr = tokens[0]
move = ParseMove(self.zboard, moveStr)
if move < 0:
out('#skipping')
out("#Illegal move, " + moveStr)
out("Illegal move, " + moveStr)
continue
out('#about to make move')
self.zboard.MakeMove(move)
out('#move made')
self.engineColor = self.zboard.color
if not self.isForced and not self.isAnalyzeMode:
out('#searching')
self.search()
elif self.isAnalyzeMode:
out('#analyzing')
self.analyze()
else:
out('#why do nothing?')
else:
out("Warning (unknown command): " + msg)
def out(msg, dbg=False):
print msg
zlog.log(msg)
sys.stdout.flush()
def run (self):
while True:
msg = ''
try:
msg = raw_input()
except KeyboardInterrupt, k:
out('#keyboard int')
out(str(k))
continue
if not msg.strip(): continue
zlog.log(msg)
tokens = msg.split()
if tokens[0] == "protover":
strFeatures = ["%s=%s" % (feature[0],feature[1]) for feature in self.features]
s = "feature %s done=1" % " ".join(strFeatures)
out(s)
elif tokens[0] == 'new':
self.engineColor = const.BLACK
#self.zboard.SetColor(const.BLACK)
#elif tokens[0] == "sd":
# self.sd = int(tokens[1])
# self.skipPruneChance = max(0, (5-self.sd)*0.02)
# if self.sd >= 5:
# print "If the game has no timesettings, you probably don't want\n"+\
# "to set a search depth much greater than 4"
#elif tokens[0] == "egtb":
# # This is a crafty command interpreted a bit loose
# self.useegtb = True
#
#elif tokens[0] == "level":
# moves = int(tokens[1])
# self.increment = int(tokens[3])
# minutes = tokens[2].split(":")
# self.mytime = int(minutes[0])*60
# if len(minutes) > 1:
# self.mytime += int(minutes[1])
# print "Playing %d moves in %d seconds + %d increment" % \
# (moves, self.mytime, self.increment)
#
#elif tokens[0] == "time":
# self.mytime = int(tokens[1])/100.
#
##elif tokens[0] == "otim":
## self.optime = int(tokens[1])
elif tokens[0] == "quit":
sys.exit()
elif tokens[0] == "result":
# We don't really care what the result is at the moment.
sys.exit()
elif tokens[0] == "force":
if not self.forced and not self.analyzing:
self.forced = True
self.__stopSearching()
elif tokens[0] == "go":
self.playingAs = self.zboard.color
self.forced = False
#pdb.set_trace()
self.search()
elif tokens[0] == "undo":
self.stopSearching()
self.zboard.UnmakeMove()
if self.analyzing:
self.analyze()
elif tokens[0] == "?":
self.stopSearching()
elif tokens[0] in ("black", "white"):
newColor = tokens[0] == "black" and BLACK or WHITE
if self.playingAs != newColor:
self.stopSearching()
self.engineColor = newColor
self.zboard.setColor(newColor)
self.zboard.setEnpassant(None)
if self.analyzing:
self.analyze()
elif tokens[0] == "analyze":
self.engineColor = self.zboard.color
self.analyzing = True
self.analyze()
elif tokens[0] == "draw":
if self.scr <= 0:
out("offer draw")
elif tokens[0] == "random":
#leval.random = True
pass
elif tokens[0] == "setboard":
self.stopSearching()
self.zboard = fen_utils.ZBoardFromFen(" ".join(tokens[1:]))
if self.analyzing:
self.analyze()
elif tokens[0] in ("xboard", "otim", "hard", "easy", "nopost", "post",
"accepted", "rejected", 'level', 'time'):
pass
elif tokens[0] == "usermove" or len(tokens) == 1 and re.match(r'[a-h][1-8][a-h][1-8][pnbrqk]{0,1}', tokens[0]):
if self.engineColor == self.zboard.color: pdb.set_trace()
out('# received a move')
if tokens[0] == "usermove":
moveStr = tokens[1]
else:
moveStr = tokens[0]
move = ParseMove(self.zboard, moveStr)
if move < 0:
out('#skipping')
out("#Illegal move, " + moveStr)
out("Illegal move, " + moveStr)
continue
out('#about to make move')
self.zboard.MakeMove(move)
out('#move made')
self.engineColor = self.zboard.color
if not self.isForced and not self.isAnalyzeMode:
out('#searching')
self.search()
elif self.isAnalyzeMode:
out('#analyzing')
self.analyze()
else:
out('#why do nothing?')
else:
out("Warning (unknown command): " + msg )
def out(msg, dbg=False):
print msg
zlog.log(msg)
sys.stdout.flush()
