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Evaluate: rename king attack variables

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A better naming IMHO

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2008-09-24 20:20:08 +01:00
parent 34ca22486a
commit dfcfed6432
2 changed files with 27 additions and 26 deletions
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28
src/evaluate.h
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@@ -56,31 +56,31 @@ struct EvalInfo {
Bitboard attackedBy[2][8];
Bitboard attacked_by(Color c) const { return attackedBy[c][0]; }
Bitboard attacked_by(Color c, PieceType pt) const { return attackedBy[c][pt]; }
// attackZone[color] is the zone around the enemy king which is considered
// kingZone[color] is the zone around the enemy king which is considered
// by the king safety evaluation. This consists of the squares directly
// adjacent to the king, and the three (or two, for a king on an edge file)
// squares two ranks in front of the king. For instance, if black's king
// is on g8, attackZone[WHITE] is a bitboard containing the squares f8, h8,
// is on g8, kingZone[WHITE] is a bitboard containing the squares f8, h8,
// f7, g7, h7, f6, g6 and h6.
Bitboard attackZone[2];
Bitboard kingZone[2];
// attackCount[color] is the number of pieces of the given color which
// kingAttackersCount[color] is the number of pieces of the given color which
// attack a square adjacent to the enemy king.
int attackCount[2];
int kingAttackersCount[2];
// attackWeight[color] is the sum of the "weight" of the pieces of the given
// color which attack a square adjacent to the enemy king. The weights of
// the individual piece types are given by the variables QueenAttackWeight,
// RookAttackWeight, BishopAttackWeight and KnightAttackWeight in
// evaluate.cpp.
int attackWeight[2];
// kingAttackersWeight[color] is the sum of the "weight" of the pieces of the
// given color which attack a square adjacent to the enemy king. The weights
// of the individual piece types are given by the variables QueenAttackWeight,
// RookAttackWeight, BishopAttackWeight and KnightAttackWeight in evaluate.cpp
int kingAttackersWeight[2];
// attacked[color] is the number of enemy piece attacks to squares directly
// kingZoneAttacksCount[color] is the number of attacks to squares directly
// adjacent to the king of the given color. Pieces which attack more
// than one square are counted multiple times. For instance, if black's
// king is on g8 and there's a white knight on g5, this knight adds
// 2 to attacked[BLACK].
int attacked[2];
// 2 to kingZoneAttacksCount[BLACK].
int kingZoneAttacksCount[2];
// mateThreat[color] is a move for the given side which gives a direct mate.
Move mateThreat[2];