Unity中一些小的值得注意的地方

1. Mathf.RoundToInt 函數

If the number ends in .5 so it is halfway between two integers, one of which is even(偶數) and the other odd(奇數), the even number is returned.

注意的是，當數字最後爲.5時，它夾在兩個整數之間，這兩個整數一個是奇數一個是偶數，函數將返回那個偶數。