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Add Null move support to MovePicker.

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No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Joona Kiiski
2009-08-24 18:00:35 +03:00
committed by Marco Costalba
parent 268c53ac51
commit f6d2452916
2 changed files with 7 additions and 3 deletions
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3
src/movepick.h
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@@ -38,6 +38,7 @@
struct SearchStack;
enum MovegenPhase {
PH_NULL_MOVE, // Null move
PH_TT_MOVES, // Transposition table move and mate killer
PH_GOOD_CAPTURES, // Queen promotions and captures with SEE values >= 0
PH_KILLERS, // Killer moves from the current ply
@@ -64,7 +65,7 @@ class MovePicker {
MovePicker& operator=(const MovePicker&); // silence a warning under MSVC
public:
MovePicker(const Position& p, Move ttm, Depth d, const History& h, SearchStack* ss = NULL);
MovePicker(const Position& p, Move ttm, Depth d, const History& h, SearchStack* ss = NULL, bool useNullMove = false);
Move get_next_move();
Move get_next_move(Lock& lock);
int number_of_moves() const;