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Book: 只记录摆棋阶段最后一着的局面 

并将 Book 大小调小到 16M 个项
This commit is contained in:
CalciteM Team 2019-07-21 15:19:23 +08:00
parent 18c5749b7c
commit 6f60b425c8
1 changed files with 5 additions and 3 deletions
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8
NineChess/src/ninechessai_ab.cpp
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@ -23,7 +23,7 @@ HashMap<uint64_t, NineChessAi_ab::HashValue> hashmap(hashsize);
#endif // HASH_MAP_ENABLE
#ifdef BOOK_LEARNING
static constexpr int bookHashsize = 0x8000000; // 128M
static constexpr int bookHashsize = 0x1000000; // 16M
HashMap<uint64_t, NineChessAi_ab::HashValue> bookHashMap(bookHashsize);
vector<uint64_t> openingBook;
#endif // BOOK_LEARNING
@ -573,8 +573,8 @@ int NineChessAi_ab::alphaBetaPruning(int depth)
#ifdef BOOK_LEARNING
if (chess_.getStage() == NineChess::GAME_PLACING)
{
if (chess_.context.nPiecesInHand_1 < 8) {
// 不是一开始就记录到开局库, 几着之后再记录
if (chess_.context.nPiecesInHand_1 == 0) {
// 只记录摆棋阶段最后一着的局面
openingBook.push_back(chess_.getHash());
} else {
// 暂时在此处清空开局库
@ -1092,6 +1092,8 @@ void NineChessAi_ab::recordOpeningBookToHashMap()
recordBookHash(hash, hashValue); // 暂时使用直接覆盖策略
}
//qDebug("Record %d items to Opening Book\n", openingBook.size());
openingBook.clear();
}
#endif // BOOK_LEARNING