X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.cpp;h=c40b1199bd823f0f6f9268bff8ba70e42304fd21;hp=fade3cbab49d1f27a03912659099a2b3c98097ba;hb=c376ffce0f666d289a22639de29b5c409db6a9d2;hpb=549b5c478f0f455186945033559c4affe8f940ed

diff --git a/src/position.cpp b/src/position.cpp
index fade3cba..c40b1199 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -98,7 +98,7 @@ CheckInfo::CheckInfo(const Position& pos) {
   Color them = ~pos.side_to_move();
   ksq = pos.king_square(them);
 
-  pinned = pos.pinned_pieces();
+  pinned = pos.pinned_pieces(pos.side_to_move());
   dcCandidates = pos.discovered_check_candidates();
 
   checkSq[PAWN]   = pos.attacks_from<PAWN>(ksq, them);
@@ -422,7 +422,7 @@ const string Position::pretty(Move move) const {
 /// pieces, according to the call parameters. Pinned pieces protect our king,
 /// discovery check pieces attack the enemy king.
 
-Bitboard Position::hidden_checkers(Square ksq, Color c) const {
+Bitboard Position::hidden_checkers(Square ksq, Color c, Color toMove) const {
 
   Bitboard b, pinners, result = 0;
 
@@ -435,7 +435,7 @@ Bitboard Position::hidden_checkers(Square ksq, Color c) const {
       b = between_bb(ksq, pop_lsb(&pinners)) & pieces();
 
       if (!more_than_one(b))
-          result |= b & pieces(sideToMove);
+          result |= b & pieces(toMove);
   }
   return result;
 }
@@ -477,7 +477,7 @@ Bitboard Position::attacks_from(Piece p, Square s, Bitboard occ) {
 bool Position::legal(Move m, Bitboard pinned) const {
 
   assert(is_ok(m));
-  assert(pinned == pinned_pieces());
+  assert(pinned == pinned_pieces(sideToMove));
 
   Color us = sideToMove;
   Square from = from_sq(m);
@@ -515,7 +515,7 @@ bool Position::legal(Move m, Bitboard pinned) const {
   // is moving along the ray towards or away from the king.
   return   !pinned
         || !(pinned & from)
-        ||  squares_aligned(from, to_sq(m), king_square(us));
+        ||  aligned(from, to_sq(m), king_square(us));
 }
 
 
@@ -658,7 +658,7 @@ bool Position::gives_check(Move m, const CheckInfo& ci) const {
   {
       // For pawn and king moves we need to verify also direction
       if (   (pt != PAWN && pt != KING)
-          || !squares_aligned(from, to, king_square(~sideToMove)))
+          || !aligned(from, to, king_square(~sideToMove)))
           return true;
   }