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Code Issues Releases Wiki Activity

Unify set_norms()

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This commit is contained in:
Marco Costalba 2016-04-29 18:40:46 +02:00
parent 431767b592
commit e4045c312b
1 changed files with 7 additions and 16 deletions
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23
src/syzygy/tbprobe.cpp
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@ -799,20 +799,7 @@ uint64_t set_factors(T& p, int num, int order, int order2, File f)
}
template<typename T>
void set_norms(T& p, int num, uint8_t [], typename T::Piece = 0)
{
for (int i = 0; i < num; ++i)
p.norm[i] = 0;
p.norm[0] = p.hasUniquePieces ? 3 : 2;
for (int i = p.norm[0]; i < num; i += p.norm[i])
for (int j = i; j < num && p.pieces[j] == p.pieces[i]; ++j)
++p.norm[i];
}
template<typename T>
void set_norms(T& p, int num, uint8_t pawns[], typename T::Pawn = 0)
void set_norms(T& p, int num, const uint8_t pawns[])
{
for (int i = 0; i < num; ++i)
p.norm[i] = 0;
@ -948,8 +935,10 @@ void WDLEntry::do_init(T& e, uint8_t* data)
item(e, 1, f).pieces[i] = *data >> 4;
}
uint8_t pn[] = { uint8_t(piece[0].hasUniquePieces ? 3 : 2), 0 };
for (int i = 0; i < 2; ++i) {
set_norms(item(e, i, f), num, pawn.pawns);
set_norms(item(e, i, f), num, has_pawns ? pawn.pawns : pn);
tb_size[2 * f + i] = set_factors(item(e, i, f), num, order1[i], order2[i], f);
}
}
@ -1020,7 +1009,9 @@ void DTZEntry::do_init(T& e, uint8_t* data)
for (int i = 0; i < num; ++i, ++data)
item(e, f).pieces[i] = *data & 0xF;
set_norms(item(e, f), num, pawn.pawns);
uint8_t pn[] = { uint8_t(piece.hasUniquePieces ? 3 : 2), 0 };
set_norms(item(e, f), num, has_pawns ? pawn.pawns : pn);
tb_size[f] = set_factors(item(e, f), num, order1, order2, f);
}