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len=max还是容易出错，算了

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james 2024-08-05 10:41:46 +08:00
parent 8d67a458e5
commit 65e7298351
1 changed files with 2 additions and 1 deletions
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3
dayandnight/mysnake.c
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@ -75,6 +75,7 @@ void snake_entry(void *parameter)
snake_len++; snake_len++;
sprintf(tmp, "%d", snake_len); sprintf(tmp, "%d", snake_len);
lcd_show_string(100, 105, 32, tmp); lcd_show_string(100, 105, 32, tmp);
// 防止蛇咬尾出现bug
if (snake_len >= SNAKE_MAX) if (snake_len >= SNAKE_MAX)
{ {
snake_address(snake_list[snake_tail][0], snake_list[snake_tail][1], SNAKE_SIZE, WHITE); snake_address(snake_list[snake_tail][0], snake_list[snake_tail][1], SNAKE_SIZE, WHITE);
@ -95,6 +96,6 @@ void snake_entry(void *parameter)
snake_head = (snake_head + 1) % (SNAKE_MAX); snake_head = (snake_head + 1) % (SNAKE_MAX);
snake_list[snake_head][0] = new_head_x; snake_list[snake_head][0] = new_head_x;
snake_list[snake_head][1] = new_head_y; snake_list[snake_head][1] = new_head_y;
rt_thread_mdelay(900); rt_thread_mdelay(300);
} }
} }