Version: 2017.3

Mathf.FloorToInt

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public static int FloorToInt (float f);

Description

Возвращает наибольшее целое число, которое больше или равно f.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void Example() { Debug.Log(Mathf.FloorToInt(10.0F)); Debug.Log(Mathf.FloorToInt(10.2F)); Debug.Log(Mathf.FloorToInt(10.7F)); Debug.Log(Mathf.FloorToInt(-10.0F)); Debug.Log(Mathf.FloorToInt(-10.2F)); Debug.Log(Mathf.FloorToInt(-10.7F)); } }