1 files changed, 9 insertions, 1 deletions
diff --git a/src/moves.cpp b/src/moves.cpp
index 65a380a..05aaf13 100644
--- a/src/moves.cpp
+++ b/src/moves.cpp
@@ -44,6 +44,14 @@ void GenerateSlidingMoves(board *b, int from,
     int i2 = from;
     while (true) {
       i2 += direction;
+      int oldFile = (i2 - direction) % 8;
+      int newFile = i2 % 8;
+
+      if (direction == 7 || direction == -7 || direction == 9 ||
+          direction == -9) {
+        if (std::abs(newFile - oldFile) != 1)
+          break;
+      }
       if (i2 >= 64 || i2 < 0) {
         break;
       }
@@ -54,7 +62,7 @@ void GenerateSlidingMoves(board *b, int from,
           (i2 / 8 != (i2 - direction) / 8)) {
         break;
       }
-      moves.push_back({IndexToPosition(i2), IndexToPosition(i2)});
+      moves.push_back({IndexToPosition(from), IndexToPosition(i2)});
       if (b->pieces[i2].color != b->turn && b->pieces[i2].type != NONE) {
         break;
       }