Rename FromTo -> History (#963)

[stockfish] / src / movepick.cpp

diff --git a/src/movepick.cpp b/src/movepick.cpp
index 08dabe0a1eedb51af077cef8677da3a3a5938b2a..afea0fa4d5d720949d591f7c4b663546aff9722c 100644 (file)
--- a/src/movepick.cpp
+++ b/src/movepick.cpp
@@ -140,7 +140,7 @@ void MovePicker::score<CAPTURES>() {
 template<>
 void MovePicker::score<QUIETS>() {
 
-  const FromToStats& fromTo = pos.this_thread()->fromTo;
+  const HistoryStats& history = pos.this_thread()->history;
 
   const CounterMoveStats* cmh = (ss-1)->counterMoves;
   const CounterMoveStats* fmh = (ss-2)->counterMoves;
@@ -152,21 +152,21 @@ void MovePicker::score<QUIETS>() {
       m.value =  (cmh  ?  (*cmh)[pos.moved_piece(m)][to_sq(m)] : VALUE_ZERO)
                + (fmh  ?  (*fmh)[pos.moved_piece(m)][to_sq(m)] : VALUE_ZERO)
                + (fmh2 ? (*fmh2)[pos.moved_piece(m)][to_sq(m)] : VALUE_ZERO)
-               + fromTo.get(c, m);
+               + history.get(c, m);
 }
 
 template<>
 void MovePicker::score<EVASIONS>() {
   // Try captures ordered by MVV/LVA, then non-captures ordered by stats heuristics
-  const FromToStats& fromTo = pos.this_thread()->fromTo;
+  const HistoryStats& history = pos.this_thread()->history;
   Color c = pos.side_to_move();
 
   for (auto& m : *this)
       if (pos.capture(m))
           m.value =  PieceValue[MG][pos.piece_on(to_sq(m))]
-                   - Value(type_of(pos.moved_piece(m))) + FromToStats::Max;
+                   - Value(type_of(pos.moved_piece(m))) + HistoryStats::Max;
       else
-          m.value = fromTo.get(c, m);
+          m.value = history.get(c, m);
 }