BITFALL/Assets/BITKit/UnityPluginsSupport/Cinemachine/CinemachineHelper.cs

using System;
using UnityEngine;
using Cinemachine;
namespace BITKit
{
    [Serializable]
    public class CinemachineBasedAds:IProvider
    {
        public T Get<T>()
        {
            return CinemachineHelper.Singleton.Ads is T  t? t : default;
        }
    }
    public class CinemachineHelper : MonoBehaviour
    {
        internal static CinemachineHelper Singleton { get; private set; }
        [SerializeReference, SubclassSelector] public References ads;
        public float Ads { get; private set; }
        public CinemachineBrain brain;
        private void Awake()
        {
            Singleton = this;
        }

        private void FixedUpdate()
        {
            var playerConfig = Data.Get<PlayerConfig>();
            var currentActive = brain.ActiveVirtualCamera as CinemachineVirtualCamera;
            if (currentActive is not null && playerConfig is not null)
            {
                var currentFov = currentActive.m_Lens.FieldOfView;
                Ads = currentFov / playerConfig.Fov;
            }
        }
    }
}