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Small cleanups

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closes https://github.com/official-stockfish/Stockfish/pull/2756

No functional change
This commit is contained in:
Joost VandeVondele
2020-06-24 22:19:58 +02:00
parent 11483fe6d9
commit ab5cd8340f
18 changed files with 124 additions and 86 deletions
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19
src/material.cpp
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@@ -44,12 +44,12 @@ namespace {
constexpr int QuadraticTheirs[][PIECE_TYPE_NB] = {
// THEIR PIECES
// pair pawn knight bishop rook queen
{ 0 }, // Bishop pair
{ 36, 0 }, // Pawn
{ 9, 63, 0 }, // Knight OUR PIECES
{ 59, 65, 42, 0 }, // Bishop
{ 46, 39, 24, -24, 0 }, // Rook
{ 97, 100, -42, 137, 268, 0 } // Queen
{ }, // Bishop pair
{ 36, }, // Pawn
{ 9, 63, }, // Knight OUR PIECES
{ 59, 65, 42, }, // Bishop
{ 46, 39, 24, -24, }, // Rook
{ 97, 100, -42, 137, 268, } // Queen
};
// Endgame evaluation and scaling functions are accessed directly and not through
@@ -79,8 +79,10 @@ namespace {
&& pos.count<PAWN>(~us) >= 1;
}
/// imbalance() calculates the imbalance by comparing the piece count of each
/// piece type for both colors.
template<Color Us>
int imbalance(const int pieceCount[][PIECE_TYPE_NB]) {
@@ -94,9 +96,9 @@ namespace {
if (!pieceCount[Us][pt1])
continue;
int v = 0;
int v = QuadraticOurs[pt1][pt1] * pieceCount[Us][pt1];
for (int pt2 = NO_PIECE_TYPE; pt2 <= pt1; ++pt2)
for (int pt2 = NO_PIECE_TYPE; pt2 < pt1; ++pt2)
v += QuadraticOurs[pt1][pt2] * pieceCount[Us][pt2]
+ QuadraticTheirs[pt1][pt2] * pieceCount[Them][pt2];
@@ -110,6 +112,7 @@ namespace {
namespace Material {
/// Material::probe() looks up the current position's material configuration in
/// the material hash table. It returns a pointer to the Entry if the position
/// is found. Otherwise a new Entry is computed and stored there, so we don't