Assets/Scripts/CameraFOVWithDistance.cs


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using System;
using UnityEngine;

public class CameraFOVWithDistance : MonoBehaviour
{
    public PlayerTracker tracker;
    public Camera camera;
    public RectTransform uiScale;

    public float lerpSpeed = 0.15f;
    
    private float _targetFOV;

    private float _minDistance = 6.4f;
    private float _maxDistance = 14.4f;

    private float _minFOV = 35f;
    private float _maxFOV = 73f;

    private void Update()
    {
        var percent = Mathf.InverseLerp(_minDistance, _maxDistance, Math.Clamp(tracker.Distance, _minDistance, _maxDistance));
        uiScale.localScale = Vector3.one * Mathf.Lerp(1.0f, 1.1f, percent);
        _targetFOV = Mathf.Lerp(_minFOV, _maxFOV, percent);
    }

    private void FixedUpdate()
    {
        camera.fieldOfView =  Mathf.Lerp(camera.fieldOfView,  _targetFOV, lerpSpeed);
    }
}