Cinemachine Camera Driver

using UnityEngine;
using Cinemachine;

/// <summary>
/// Helper class for a Cinemachine virtual camera
/// </summary>
public class CamDriver
{
    private CinemachineVirtualCamera vcam;
    private CinemachineFollowZoom followZoom;


    /// <summary>
    /// Constructor
    /// </summary>
    /// <param name="camObj"></param>
    public CamDriver(GameObject camObj)
    {
        InitializeFromGameObject(camObj);
    }


    private void InitializeFromGameObject(GameObject camObj)
    {
        if (camObj != null) {
            vcam = camObj.GetComponent<CinemachineVirtualCamera>();
            followZoom= camObj.GetComponent<CinemachineFollowZoom>();
        }

    }

    public void SetTarget(Transform trackNode)
    {
        vcam.Follow = trackNode;
        vcam.LookAt = trackNode;
    }

    public void ZoomTo(float destSize, float duration = 0)
    {
        followZoom.m_Damping = duration;
        followZoom.m_Width = destSize;
    }


    public void Shake(float amount, float duration)
    {
        // TODO
    }

}