1 files changed, 12 insertions, 1 deletions
diff --git a/src/board/board.cpp b/src/board/board.cpp
index 92d448d..cb9254e 100644
--- a/src/board/board.cpp
+++ b/src/board/board.cpp
@@ -195,7 +195,7 @@ UndoMove MakeMove(Move move, Game *g) {
   if (g->halfMoveClock >= 50) {
     g->state = DRAW;
   }
-
+  UpdateBitboards(g);
   return undo;
 };
 void UnMakeMove(UndoMove undo, Game *g) {
@@ -251,4 +251,15 @@ void UnMakeMove(UndoMove undo, Game *g) {
   if (g->ThreeFoldMap[undo.ZobristKey] <= 0) {
     g->ThreeFoldMap.erase(undo.ZobristKey);
   };
+  UpdateBitboards(g);
 };
+void UpdateBitboards(Game *g) {
+  g->PieceBitboard = 0;
+  for (int i = 0; i < 64; i++) {
+    Piece piece = g->pieces[i];
+    if (piece.type == NONEPIECE) {
+      continue;
+    }
+    g->PieceBitboard |= (1ULL << i);
+  }
+}