From 0f712ad4fd6672ba091d6069253afde21e1fd8d6 Mon Sep 17 00:00:00 2001 From: Marco Costalba Date: Fri, 7 May 2010 11:17:26 +0200 Subject: [PATCH] Array ThreatBonus[] is initialized at zero by compiler We don't need to do the job. No functional change. --- src/evaluate.cpp | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/src/evaluate.cpp b/src/evaluate.cpp index 3fdd49e2..ac240f05 100644 --- a/src/evaluate.cpp +++ b/src/evaluate.cpp @@ -130,28 +130,23 @@ namespace { V(0), V(0), V(0), V(0), V(0), V(0), V(0), V(0) // 8 }; - // ThreatBonus[][] contains bonus according to which piece type - // attacks which one. - #define Z S(0, 0) - + // ThreatBonus[attacking][attacked] contains bonus according to which + // piece type attacks which one. const Score ThreatBonus[8][8] = { - { Z, Z, Z, Z, Z, Z, Z, Z }, // not used - { Z, S(18,37), Z, S(37,47), S(55,97), S(55,97), Z, Z }, // KNIGHT attacks - { Z, S(18,37), S(37,47), Z, S(55,97), S(55,97), Z, Z }, // BISHOP attacks - { Z, S( 9,27), S(27,47), S(27,47), Z, S(37,47), Z, Z }, // ROOK attacks - { Z, S(27,37), S(27,37), S(27,37), S(27,37), Z, Z, Z }, // QUEEN attacks - { Z, Z, Z, Z, Z, Z, Z, Z }, // not used - { Z, Z, Z, Z, Z, Z, Z, Z }, // not used - { Z, Z, Z, Z, Z, Z, Z, Z } // not used + {}, + { S(0, 0), S(18,37), S( 0, 0), S(37,47), S(55,97), S(55,97) }, // KNIGHT + { S(0, 0), S(18,37), S(37,47), S( 0, 0), S(55,97), S(55,97) }, // BISHOP + { S(0, 0), S( 9,27), S(27,47), S(27,47), S( 0, 0), S(37,47) }, // ROOK + { S(0, 0), S(27,37), S(27,37), S(27,37), S(27,37), S( 0, 0) }, // QUEEN + {}, {}, {} }; // ThreatedByPawnPenalty[] contains a penalty according to which piece // type is attacked by an enemy pawn. const Score ThreatedByPawnPenalty[8] = { - Z, Z, S(56, 70), S(56, 70), S(76, 99), S(86, 118), Z, Z + S(0, 0), S(0, 0), S(56, 70), S(56, 70), S(76, 99), S(86, 118) }; - #undef Z #undef S // Bonus for unstoppable passed pawns -- 2.39.2