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Uncomment tt cutoff code

This commit is contained in:
Mattia Giambirtone 2024-05-02 15:41:30 +02:00
parent 316a63303c
commit 9a41ba50ff
1 changed files with 13 additions and 14 deletions
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27
Chess/nimfish/nimfishpkg/search.nim
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@ -52,7 +52,6 @@ proc newSearchManager*(board: Chessboard, transpositions: TTable): SearchManager
result.transpositionTable = transpositions result.transpositionTable = transpositions
proc isSearching*(self: SearchManager): bool = proc isSearching*(self: SearchManager): bool =
## Returns whether a search for the best ## Returns whether a search for the best
## move is in progress ## move is in progress
@ -222,19 +221,19 @@ proc search(self: SearchManager, depth, ply: int, alpha, beta: Score): Score {.d
# one because then we wouldn't have a move to return. # one because then we wouldn't have a move to return.
# In practice this should not be a problem # In practice this should not be a problem
return return
# when defined(useTT): when defined(useTT):
# if ply > 0: if ply > 0:
# let query = self.transpositionTable.get(self.board.position.zobristKey, depth.uint8) let query = self.transpositionTable.get(self.board.position.zobristKey, depth.uint8)
# if query.success: if query.success:
# case query.entry.flag: case query.entry.flag:
# of Exact: of Exact:
# return query.entry.score return query.entry.score
# of LowerBound: of LowerBound:
# if query.entry.score >= beta: if query.entry.score >= beta:
# return query.entry.score return query.entry.score
# of UpperBound: of UpperBound:
# if query.entry.score <= alpha: if query.entry.score <= alpha:
# return query.entry.score return query.entry.score
if self.board.drawnByRepetition(): if self.board.drawnByRepetition():
return Score(0) return Score(0)
if depth == 0: if depth == 0: