opelly/Stockfish
1
0
Fork 0
mirror of https://github.com/opelly27/Stockfish.git synced 2026-05-20 14:27:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge remote-tracking branch 'remotes/origin/master' into trainer

Browse Source
This commit is contained in:
noobpwnftw
2020-09-23 18:43:54 +08:00
parent 411adab149 9a64e737cf
commit 5be8b573be
19 changed files with 304 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/search.cpp
+10 -12
View File
@@ -217,7 +217,7 @@ void MainThread::search() {
Time.init(Limits, us, rootPos.game_ply());
TT.new_search();
Eval::verify_NNUE();
Eval::NNUE::verify();
if (rootMoves.empty())
{
@@ -454,10 +454,7 @@ void Thread::search() {
++failedHighCnt;
}
else
{
++rootMoves[pvIdx].bestMoveCount;
break;
}
delta += delta / 4 + 5;
@@ -1146,7 +1143,7 @@ moves_loop: // When in check, search starts from here
// Step 16. Reduced depth search (LMR, ~200 Elo). If the move fails high it will be
// re-searched at full depth.
if ( depth >= 3
&& moveCount > 1 + 2 * rootNode + 2 * (PvNode && abs(bestValue) < 2)
&& moveCount > 1 + 2 * rootNode
&& ( !captureOrPromotion
|| moveCountPruning
|| ss->staticEval + PieceValue[EG][pos.captured_piece()] <= alpha
@@ -1213,14 +1210,14 @@ moves_loop: // When in check, search starts from here
}
else
{
// Increase reduction for captures/promotions if late move and at low depth
if (depth < 8 && moveCount > 2)
r++;
// Increase reduction for captures/promotions if late move and at low depth
if (depth < 8 && moveCount > 2)
r++;
// Unless giving check, this capture is likely bad
if ( !givesCheck
&& ss->staticEval + PieceValue[EG][pos.captured_piece()] + 213 * depth <= alpha)
r++;
// Unless giving check, this capture is likely bad
if ( !givesCheck
&& ss->staticEval + PieceValue[EG][pos.captured_piece()] + 213 * depth <= alpha)
r++;
}
Depth d = std::clamp(newDepth - r, 1, newDepth);
@@ -1567,6 +1564,7 @@ moves_loop: // When in check, search starts from here
[pos.moved_piece(move)]
[to_sq(move)];
// CounterMove based pruning
if ( !captureOrPromotion
&& Search::prune_at_shallow_depth
&& moveCount