def __sendAnalyze(self, inverse=False):
if inverse and self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze",
[([toAN(self.board, getMoveKillingKing(self.board))
], MATE_VALUE - 1, "")])
return
def stop_analyze():
if self.engineIsAnalyzing:
print("exit", file=self.engine)
# Some engines (crafty, gnuchess) doesn't respond to exit command
# we try to force them to stop with an empty board fen
print("setboard 8/8/8/8/8/8/8/8 w - - 0 1", file=self.engine)
self.engineIsAnalyzing = False
print("post", file=self.engine)
print("analyze", file=self.engine)
self.engineIsAnalyzing = True
if self.analysis_timer is not None:
self.analysis_timer.cancel()
self.analysis_timer.join()
self.analysis_timer = Timer(conf.get("max_analysis_spin", 3),
stop_analyze)
self.analysis_timer.start()
def putMove (self, board1, move, board2):
""" Sends the engine the last move made (for spectator engines).
@param board1: The current board
@param move: The last move made
@param board2: The board before the last move was made
"""
self.board = board1
if not board2:
self.__tellEngineToPlayCurrentColorAndMakeMove()
self.movenext = False
return
if self.mode == INVERSE_ANALYZING:
self.board = self.board.switchColor()
self.__printColor()
if self.engineIsInNotPlaying: print >> self.engine, "force"
self.__usermove(board2, move)
if self.mode == INVERSE_ANALYZING:
if self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [getMoveKillingKing(self.board)], MATE_VALUE-1)
return
self.__printColor()
if self.engineIsInNotPlaying: print >> self.engine, "force"
def __sendAnalyze (self, inverse=False):
if inverse and self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [([toAN(self.board, getMoveKillingKing(self.board))], MATE_VALUE-1, "")])
return
def stop_analyze ():
if self.engineIsAnalyzing:
print("exit", file=self.engine)
# Some engines (crafty, gnuchess) doesn't respond to exit command
# we try to force them to stop with an empty board fen
print("setboard 8/8/8/8/8/8/8/8 w - - 0 1", file=self.engine)
self.engineIsAnalyzing = False
print("post", file=self.engine)
print("analyze", file=self.engine)
self.engineIsAnalyzing = True
if self.analysis_timer is not None:
self.analysis_timer.cancel()
self.analysis_timer.join()
self.analysis_timer = Timer(conf.get("max_analysis_spin", 3), stop_analyze)
self.analysis_timer.start()
def __sendAnalyze(self, inverse=False):
if inverse and self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit(
"analyze",
[
(
self.board.ply,
[toAN(self.board, getMoveKillingKing(self.board))],
MATE_VALUE - 1,
"1",
"",
)
],
)
return
print("post", file=self.engine)
print("analyze", file=self.engine)
self.engineIsAnalyzing = True
if not conf.get("infinite_analysis"):
loop = asyncio.get_event_loop()
loop.call_later(conf.get("max_analysis_spin"), self.__stop_analyze)
def _searchNow(self, ponderhit=False):
log.debug("_searchNow: self.needBestmove=%s ponderhit=%s self.board=%s" % (
self.needBestmove, ponderhit, self.board), extra={"task": self.defname})
commands = []
if ponderhit:
commands.append("ponderhit")
elif self.mode == NORMAL:
commands.append("position %s" % self.uciPosition)
if self.strength <= 3:
commands.append("go depth %d" % self.strength)
else:
if self.moves > 0:
commands.append("go wtime %d winc %d btime %d binc %d movestogo %s" % (
self.wtime, self.incr, self.btime, self.incr, self.moves))
else:
commands.append("go wtime %d winc %d btime %d binc %d" % (
self.wtime, self.incr, self.btime, self.incr))
else:
print("stop", file=self.engine)
if self.mode == INVERSE_ANALYZING:
if self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [([toAN(
self.board, getMoveKillingKing(self.board))], MATE_VALUE - 1, "")])
return
commands.append("position fen %s" % self.board.asFen())
else:
commands.append("position %s" % self.uciPosition)
# commands.append("go infinite")
move_time = int(conf.get("max_analysis_spin", 3)) * 1000
commands.append("go movetime %s" % move_time)
if self.hasOption("MultiPV") and self.multipvSetting > 1:
self.multipvExpected = min(self.multipvSetting,
legalMoveCount(self.board))
else:
self.multipvExpected = 1
self.analysis = [None] * self.multipvExpected
if self.needBestmove:
self.commands.append(commands)
log.debug("_searchNow: self.needBestmove==True, appended to self.commands=%s" %
self.commands, extra={"task": self.defname})
else:
for command in commands:
print(command, file=self.engine)
if getStatus(self.board)[
1] != WON_MATE: # XXX This looks fishy.
self.needBestmove = True
self.readyForStop = True
def __sendAnalyze(self, inverse=False):
if inverse and self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [(self.board.ply, [toAN(
self.board, getMoveKillingKing(self.board))], MATE_VALUE - 1, "", "")])
return
print("post", file=self.engine)
print("analyze", file=self.engine)
self.engineIsAnalyzing = True
if not conf.get("infinite_analysis", False):
loop = asyncio.get_event_loop()
loop.call_later(conf.get("max_analysis_spin", 3), self.__stop_analyze)
def _searchNow(self, ponderhit=False):
log.debug("_searchNow: self.needBestmove=%s ponderhit=%s self.board=%s\n" % \
(self.needBestmove, ponderhit, self.board), self.defname)
with self.moveLock:
commands = []
if ponderhit:
commands.append("ponderhit")
elif self.mode == NORMAL:
commands.append("position fen %s" % self.board.asFen())
if self.strength <= 3:
commands.append("go depth %d" % self.strength)
else:
commands.append("go wtime %d btime %d winc %d binc %d" % \
(self.wtime, self.btime, self.incr, self.incr))
else:
if self.mode == INVERSE_ANALYZING:
if self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [getMoveKillingKing(self.board)],
MATE_VALUE - 1)
return
print >> self.engine, "stop"
if self.board.asFen() == FEN_START:
commands.append("position startpos")
else:
commands.append("position fen %s" % self.board.asXFen())
commands.append("go infinite")
if self.needBestmove:
self.commands.append(commands)
log.debug("_searchNow: self.needBestmove==True, appended to self.commands=%s\n" % \
self.commands, self.defname)
else:
for command in commands:
print >> self.engine, command
if self.board.asFen() != FEN_START and getStatus(
self.board)[1] != WON_MATE:
self.needBestmove = True
self.readyForStop = True
def _searchNow (self, ponderhit=False):
log.debug("_searchNow: self.needBestmove=%s ponderhit=%s self.board=%s\n" % \
(self.needBestmove, ponderhit, self.board), self.defname)
with self.moveLock:
commands = []
if ponderhit:
commands.append("ponderhit")
elif self.mode == NORMAL:
commands.append("position fen %s" % self.board.asFen())
if self.strength <= 3:
commands.append("go depth %d" % self.strength)
else:
commands.append("go wtime %d btime %d winc %d binc %d" % \
(self.wtime, self.btime, self.incr, self.incr))
else:
if self.mode == INVERSE_ANALYZING:
if self.board.board.opIsChecked():
# Many engines don't like positions able to take down enemy
# king. Therefore we just return the "kill king" move
# automaticaly
self.emit("analyze", [getMoveKillingKing(self.board)], MATE_VALUE-1)
return
print >> self.engine, "stop"
if self.board.asFen() == FEN_START:
commands.append("position startpos")
else:
commands.append("position fen %s" % self.board.asXFen())
commands.append("go infinite")
if self.needBestmove:
self.commands.append(commands)
log.debug("_searchNow: self.needBestmove==True, appended to self.commands=%s\n" % \
self.commands, self.defname)
else:
for command in commands:
print >> self.engine, command
if self.board.asFen() != FEN_START and getStatus(self.board)[1] != WON_MATE:
self.needBestmove = True
self.readyForStop = True
