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unity/Assets/Script/Tools/UnityExpandFunction.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public static class UnityExpandFunction
+{
+    /// <summary>
+    /// 检测动画标签
+    /// </summary>
+    /// <param name="animator"></param>
+    /// <param name="tagName"></param>
+    /// <param name="animationIndex"></param>
+    /// <returns></returns>
+    public static bool CheckAnimationTag(this Animator animator, string tagName, int animationIndex = 0)
+    {
+        return animator.GetCurrentAnimatorStateInfo(animationIndex).IsTag(tagName);
+    }
+    /// <summary>
+    /// 检测动画片段名称
+    /// </summary>
+    /// <param name="animator"></param>
+    /// <param name="animationName"></param>
+    /// <param name="animationIndex"></param>
+    /// <returns></returns>
+    public static bool CheckAnimationName(this Animator animator, string animationName, int animationIndex = 0)
+    {
+        return animator.GetCurrentAnimatorStateInfo(animationIndex).IsName(animationName);
+    }
+
+
+    /// <summary>
+    /// 贝塞尔曲线
+    /// </summary>
+    /// <param name="t"></param>
+    /// <param name="a"></param>
+    /// <param name="b"></param>
+    /// <param name="c"></param>
+    /// <returns></returns>
+    public static Vector2 Bezier(float t, Vector2 a, Vector2 b, Vector2 c)
+    {
+        var ab = Vector2.Lerp(a, b, t);
+        var bc = Vector2.Lerp(b, c, t);
+        return Vector2.Lerp(ab, bc, t);
+    }
+    public static CameraVR GetCamera()
+    {
+        return GameObject.FindWithTag("Camera").GetComponentInChildren<CameraVR>();
+    }
+}