bruno/brchess
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cosmetic changes

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This commit is contained in:
Bruno Raoult
2023-07-12 21:29:22 +02:00
parent 0ca495576d
commit b5ed42746e
4 changed files with 19 additions and 9 deletions
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1
.gitignore vendored
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@@ -19,3 +19,4 @@ brchess
/obj/
/lib/
/.deps/
/notused/

2
FENTESTS.txt
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@@ -28,6 +28,8 @@ k4n2/4P3/8/8/8/8/4p3/K4N2 w - - 0 1
# position after 1.e4
rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq - 0 1
# position after 1.Nh3
rnbqkbnr/pppppppp/8/8/8/7N/PPPPPPPP/RNBQKB1R b KQkq - 1 1
# white castled, and can e.p. on c6 black can castle
# white is a pawn down

12
src/brchess.c
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@@ -459,15 +459,21 @@ int do_pvs(pos_t *pos, __unused char *arg)
int debug_level = debug_level_get();
long long timer1, timer2;
float nodes_sec;
eval_t _pvs;
timer1 = debug_timer_elapsed();
pvs(pos, depth, EVAL_MIN, EVAL_MAX, pos->turn == WHITE ? 1 : -1);
moves_gen_eval_sort(pos);
_pvs = pvs(pos, depth, EVAL_MIN, EVAL_MAX, pos->turn == WHITE ? 1 : -1);
timer2 = debug_timer_elapsed();
nodes_sec = (float) pos->node_count / ((float) (timer2 - timer1) / (float)NANOSEC);
debug_level_set(1);
log(1, "best=");
move_print(0, pos->bestmove, 0);
log(1, " negamax=%d\n", pos->bestmove->negamax);
if (pos->bestmove) {
move_print(0, pos->bestmove, 0);
log(1, " pvs=%d stored=%d\n", _pvs, pos->bestmove->negamax);
} else {
log(1, "<no-best-move>");
}
debug_level_set(debug_level);
printf("Total nodes: %lu time=%lld %.0f nodes/sec\n",
pos->node_count, timer2 - timer1, nodes_sec);

13
src/eval-simple.c
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@@ -164,7 +164,7 @@ eval_t eval_simple(pos_t *pos)
pos->eval_simple_phase = ENDGAME;
# ifdef DEBUG_EVAL
log_f(1, "phase = %s.\n", eg? "endgame": "midgame");
log_f(5, "phase = %s.\n", eg? "endgame": "midgame");
# endif
for (int color = WHITE; color <= BLACK; ++color) {
@@ -173,25 +173,26 @@ eval_t eval_simple(pos_t *pos)
u64 _t;
# ifdef DEBUG_EVAL
log_f(1, "p=%u bb=%d %s %s: count=%d val=%ld ", piece, bb, color? "black": "white",
log_f(5, "p=%u bb=%d %s %s: count=%d val=%ld ", piece, bb, color? "black": "white",
P_SYM(piece), popcount64(pos->bb[color][bb]),
popcount64(pos->bb[color][bb]) * P_VALUE(piece));
# endif
eval[color] += popcount64(pos->bb[color][bb]) * P_LETTER(piece);
bit_for_each64_2(cur, _t, pos->bb[color][piece]) {
bit_for_each64_2(cur, _t, pos->bb[color][bb]) {
# ifdef DEBUG_EVAL
log(1, "sq=%d:%d ", cur, gg[color][bb][cur]);
log(5, "sq=%d:%d ", cur, gg[color][bb][cur]);
# endif
eval[color] += gg[color][bb][cur];
}
# ifdef DEBUG_EVAL
log(1, "\n");
log(5, "\n");
# endif
}
}
# ifdef DEBUG_EVAL
log_f(1, "white: %d black:%d\n", eval[WHITE], eval[BLACK]);
log_f(2, "eval:%d white:%d black:%d\n", eval[WHITE] - eval[BLACK],
eval[WHITE], eval[BLACK]);
# endif
return eval[WHITE] - eval[BLACK];