Mathf.DeltaAngle

public static float DeltaAngle (float current, float target);

参数

current	The current angle in degrees.
target	The target angle in degrees.

返回

float A value between -179 and 180, in degrees.

描述

Calculates the shortest difference between two angles.

using UnityEngine;

public class Example : MonoBehaviour
{
    void Start()
    {
        // Prints 90
        Debug.Log(Mathf.DeltaAngle(1080, 90));
    }
}