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Amend defended

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Amend defended to remove now redundant condition.

No functional change.

Resolves #125
This commit is contained in:
Jonathan Calovski 2014-11-22 05:46:59 +08:00 • committed by Gary Linscott
parent 84408e5cd6
commit 48127fe5d3
1 changed files with 2 additions and 3 deletions
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5
src/evaluate.cpp
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@ -503,10 +503,9 @@ namespace {
Bitboard b, weak, defended;
Score score = SCORE_ZERO;
// Non-pawn enemies defended by a pawn and under our attack
// Non-pawn enemies defended by a pawn
defended = (pos.pieces(Them) ^ pos.pieces(Them, PAWN))
& ei.attackedBy[Them][PAWN]
& (ei.attackedBy[Us][KNIGHT] | ei.attackedBy[Us][BISHOP] | ei.attackedBy[Us][ROOK]);
& ei.attackedBy[Them][PAWN];
// Add a bonus according to the kind of attacking pieces
if (defended)