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Refactor pawns shelter and storm

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Renamed stuff and added comments. The aim is to make more
readable, at least by me ;-) , this newly added part of code.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2012-03-28 12:44:41 +02:00
parent 76622342ec
commit 10e64e0509
4 changed files with 68 additions and 63 deletions
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6
src/evaluate.cpp
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@@ -751,8 +751,8 @@ Value do_evaluate(const Position& pos, Value& margin) {
int attackUnits;
const Square ksq = pos.king_square(Us);
// King shelter
Score score = ei.pi->king_shelter<Us>(pos, ksq);
// King shelter and enemy pawns storm
Score score = ei.pi->king_safety<Us>(pos, ksq);
// King safety. This is quite complicated, and is almost certainly far
// from optimally tuned.
@@ -774,7 +774,7 @@ Value do_evaluate(const Position& pos, Value& margin) {
attackUnits = std::min(25, (ei.kingAttackersCount[Them] * ei.kingAttackersWeight[Them]) / 2)
+ 3 * (ei.kingAdjacentZoneAttacksCount[Them] + popcount<Max15>(undefended))
+ InitKingDanger[relative_square(Us, ksq)]
- mg_value(ei.pi->king_shelter<Us>(pos, ksq)) / 32;
- mg_value(ei.pi->king_safety<Us>(pos, ksq)) / 32;
// Analyse enemy's safe queen contact checks. First find undefended
// squares around the king attacked by enemy queen...