some diffs

Author: winapiadmin

.github/workflows/games.yml

@@ -15,6 +15,14 @@ on:
         description: "Time control (e.g. 60+0.6 or 10+0.1)"
         required: false
         default: "60+0.6"
+      elo0:
+        description: "elo0"
+        required: false
+        default: "0.5"
+      elo1:
+        description: "elo1"
+        required: false
+        default: "2.5"
       output_exec:
         description: "Executable output file name"
         required: false
@@ -115,7 +123,7 @@ jobs:
             -rounds ${{ github.event.inputs.rounds }} \
             -concurrency $(nproc) \
             -pgnout notation=san nodes=true file=games.pgn \
-            -sprt elo0=0 elo1=5 alpha=0.05 beta=0.05 | tee results.txt
+            -sprt elo0=${{ github.event.inputs.elo0 }} elo1=${{ github.event.inputs.elo1 }} alpha=0.05 beta=0.05 | tee results.txt
 
           ./ordo-linux64 -o ratings.txt -- games.pgn
           sed -n '/Results of new vs base/,/^--------------------------------------------------$/p' results.txt >> ratings.txt

eval.cpp

@@ -29,6 +29,7 @@ Value *mgPst[] = { nullptr, mg_pawn_table, mg_knight_table, mg_bishop_table, mg_
 Value *egPst[] = { nullptr, eg_pawn_table, eg_knight_table, eg_bishop_table, eg_rook_table, eg_queen_table, eg_king_table };
 
 // tuning slop here
+/*
 TUNE(SetRange(5, 30),
      tempo,
      SetRange(80, 120),
@@ -224,7 +225,7 @@ TUNE(SetRange(10, 100), minorImWt, SetRange(5, 50), bishopImWt, SetRange(10, 100
 TUNE(SetRange(1, 50), rammedPawnPenalty);
 TUNE(SetRange(1, 100), rookOnSeventhBonus);
 TUNE(SetRange(1, 50), earlyQueenPenalty);
-
+*/
 EvalComponents eval_components(const chess::Position &board) {
     constexpr int KnightPhase = 1;
     constexpr int BishopPhase = 1;

search.cpp

@@ -592,7 +592,7 @@ void search(const chess::Position &board, const timeman::LimitsType timecontrol)
         session.depth = i;
         for (int _ = 0; _ < 64; _++)
             for (int j = 0; j < 64; j++)
-                session.historyHeuristic[_][j] /= 2;
+                session.historyHeuristic[_][j] = session.historyHeuristic[_][j] * 1 / 2;
         auto board_ = board;
         Value score_;