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Reformat piece values arrays

Browse Source 
And rename stuff while there.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2012-08-20 18:41:28 +01:00
parent 7c8b7222f5
commit b84af67f4c
8 changed files with 91 additions and 109 deletions
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12
src/movepick.cpp
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@@ -79,8 +79,8 @@ MovePicker::MovePicker(const Position& p, Move ttm, Depth d, const History& h,
killers[1].move = ss->killers[1];
// Consider sligtly negative captures as good if at low depth and far from beta
if (ss && ss->eval < beta - PawnValueMidgame && d < 3 * ONE_PLY)
captureThreshold = -PawnValueMidgame;
if (ss && ss->eval < beta - PawnValueMg && d < 3 * ONE_PLY)
captureThreshold = -PawnValueMg;
// Consider negative captures as good if still enough to reach beta
else if (ss && ss->eval > beta)
@@ -131,7 +131,7 @@ MovePicker::MovePicker(const Position& p, Move ttm, const History& h, PieceType
phase = PROBCUT;
// In ProbCut we generate only captures better than parent's captured piece
captureThreshold = PieceValueMidgame[pt];
captureThreshold = PieceValue[Mg][pt];
ttMove = (ttm && pos.is_pseudo_legal(ttm) ? ttm : MOVE_NONE);
if (ttMove && (!pos.is_capture(ttMove) || pos.see(ttMove) <= captureThreshold))
@@ -165,11 +165,11 @@ void MovePicker::score_captures() {
for (MoveStack* cur = moves; cur != lastMove; cur++)
{
m = cur->move;
cur->score = PieceValueMidgame[pos.piece_on(to_sq(m))]
cur->score = PieceValue[Mg][pos.piece_on(to_sq(m))]
- type_of(pos.piece_moved(m));
if (type_of(m) == PROMOTION)
cur->score += PieceValueMidgame[promotion_type(m)];
cur->score += PieceValue[Mg][promotion_type(m)];
}
}
@@ -200,7 +200,7 @@ void MovePicker::score_evasions() {
if ((seeScore = pos.see_sign(m)) < 0)
cur->score = seeScore - History::MaxValue; // Be sure we are at the bottom
else if (pos.is_capture(m))
cur->score = PieceValueMidgame[pos.piece_on(to_sq(m))]
cur->score = PieceValue[Mg][pos.piece_on(to_sq(m))]
- type_of(pos.piece_moved(m)) + History::MaxValue;
else
cur->score = H.value(pos.piece_moved(m), to_sq(m));