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srtk 2025-11-08 20:03:35 +05:30
parent d649358c12
commit e1370eab54
13 changed files with 296 additions and 182 deletions
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src/evaluation.c
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@ -201,10 +201,6 @@ int evaluate_position(const GameState *state) {
// Add randomness to break symmetry in equal positions
score += (int)(hash_position(state) % 10) - 5;
// Encourage piece activity
int white_pieces = __builtin_popcountll(state->occ_white);
int black_pieces = __builtin_popcountll(state->occ_black);
// Slight bonus for having pieces in the center
U64 center = 0x0000001818000000ULL; // e4, e5, d4, d5
U64 extended_center = 0x00003C3C3C3C0000ULL; // c3-f3 to c6-f6