void
bench(void)
{
Chess chess;
SearchData sd;
S64 timer;
int npos = 0;
int nfen = (int)(sizeof(bench_fen) / sizeof(char*));
double avg_bfactor;
double t_elapsed;
double hhit_rate;
U64 nnodes_all; /* num. of all nodes (main + qs) */
int nps; /* nodes (all types) per second */
int i;
init_chess(&chess);
init_search_data(&sd);
chess.max_depth = 8;
chess.increment = 60000;
printf("Running benchmark at search depth %d...\n", chess.max_depth);
timer = get_ms();
progressbar(nfen, 0);
for (i = 0; i < nfen; i++) {
const char *fen = bench_fen[i];
if (strlen(fen) <= 1)
continue;
if (!fen_to_board(&chess.board, fen)) {
id_search(&chess, NULLMOVE);
if (chess.sd.cmd_type != CMDT_CONTINUE) {
printf("Benchmark cancelled by user\n");
return;
}
sd.nnodes += chess.sd.nnodes;
sd.nqs_nodes += chess.sd.nqs_nodes;
sd.nhash_probes += chess.sd.nhash_probes;
sd.nhash_hits += chess.sd.nhash_hits;
sd.bfactor += chess.sd.bfactor;
npos++;
progressbar(nfen, npos);
} else
printf("\nInvalid FEN string: %s\n", fen);
}
timer = get_ms() - timer;
t_elapsed = timer / 1000.0;
avg_bfactor = sd.bfactor / npos;
hhit_rate = (sd.nhash_hits * 100.0) / sd.nhash_probes;
nnodes_all = sd.nnodes + sd.nqs_nodes;
nps = (double)nnodes_all / ((double)timer / 1000.0);
printf("\n\nBenchmark finished in %.2f seconds.\n", t_elapsed);
printf("Main nodes searched: %" PRIu64 "\n", sd.nnodes);
printf("Quiescence nodes searched: %" PRIu64 "\n", sd.nqs_nodes);
printf("Total nodes per second: %d\n", nps);
printf("Average branching factor: %.2f\n", avg_bfactor);
printf("Hash table hit rate: %.2f%%\n", hhit_rate);
}
/* mouse_work */
int mouse_work(fb_info fb_inf, int x_start, int y_start)
{
int mfd = -1;
u8_t buf[8];
mouse_event_t mevent;
again:
fb_draw_board(fb_inf, x_start, y_start);
init_chess();
m_x = fb_inf.w / 2;
m_y = fb_inf.h / 2;
mouse_open(NULL, &mfd);
fb_save_cursor(fb_inf, m_x, m_y);
p_x = m_x;
p_y = m_y;
fb_draw_cursor(fb_inf, m_x, m_y);
for(;;)
{
if (read(mfd, buf, sizeof(buf)) != -1)
{
mouse_parse(buf, &mevent);
m_x += mevent.x;
m_y += mevent.y;
if((m_x >= 0) && (m_x < fb_inf.w - C_WIDTH) && (m_y >= 0) && (m_y < fb_inf.h - C_HEIGHT))
{
fb_restore_cursor(fb_inf, p_x, p_y);
fb_save_cursor(fb_inf, m_x, m_y);
p_x = m_x;
p_y = m_y;
// fb_draw_cursor(fb_inf, m_x, m_y);
}
else
{
m_x -= mevent.x;
m_y -= mevent.y;
}
switch (mevent.button)
{
case 1:
if ((win_flag == 0) && (mouse_work_flag == 1))
{
chess_item = p_get_chess_item(fb_inf, x_start, y_start);
if ((chess_item.x != -1) && (chess_item.y != -1) && (chess[chess_item.x][chess_item.y] == 0))
{
fb_draw_chess(fb_inf, x_start + chess_item.y * GRID_SIZE, y_start + chess_item.x * GRID_SIZE, CHESS_SIZE, WHITE_CHESS_COLOR);
fb_save_cursor(fb_inf, m_x, m_y);
p_x = m_x;
p_y = m_y;
send_flag = 1;
}
}
break;
case 2:
if (win_flag == 1)
{
win_flag = 0;
goto again;
}
break;
case 3:
break;
default:
break;
}
fb_draw_cursor(fb_inf, m_x, m_y);
}
if (draw_chess_flag == 1)
{
draw_chess_flag = 0;
fb_restore_cursor(fb_inf, p_x, p_y);
fb_draw_chess(fb_inf, x_start + recv_chessitem.y * GRID_SIZE, y_start + recv_chessitem.x * GRID_SIZE, CHESS_SIZE, BLACK_CHESS_COLOR);
if (is_p_win == 1)
{
is_p_win = 0;
display_string_ch("你输了！", fb_inf.w / 3, fb_inf.h / 2, fb_inf, 0x0000FF00);
win_flag = 1;
}
fb_save_cursor(fb_inf, m_x, m_y);
p_x = m_x;
p_y = m_y;
fb_draw_cursor(fb_inf, m_x, m_y);
}
if (is_c_win == 1)
{
is_c_win = 0;
display_string_ch("你赢了！", fb_inf.w / 3, fb_inf.h / 2, fb_inf, 0x0000FF00);
fb_save_cursor(fb_inf, m_x, m_y);
p_x = m_x;
p_y = m_y;
fb_draw_cursor(fb_inf, m_x, m_y);
win_flag = 1;
}
usleep(30000);
}
return 0;
}
