using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class FPMouseLook : MonoBehaviour
{
	public enum RotationAxes 
    {
		MouseXAndY = 0,
		MouseX = 1,
		MouseY = 2
	}
	public RotationAxes axes = RotationAxes.MouseXAndY;
	public float sensitivityHor = 9.0f;
	public float sensitivityVert = 9.0f;
	public float minimumVert = -45.0f;
	public float maximumVert = 45.0f;
	private float _rotationX = 0;
	
	void Start() 
    {
		Rigidbody body = GetComponent<Rigidbody>();
		if (body != null) body.freezeRotation = true;
        Cursor.lockState = CursorLockMode.Locked;
        Cursor.visible = false;
	}

	void Update() 
    {
		if (axes == RotationAxes.MouseX) 
        {
			transform.Rotate(0, Input.GetAxis("Mouse X") * sensitivityHor, 0);
		}
		else if (axes == RotationAxes.MouseY) 
        {
			_rotationX -= Input.GetAxis("Mouse Y") * sensitivityVert;
			_rotationX = Mathf.Clamp(_rotationX, minimumVert, maximumVert);
			transform.localEulerAngles = new Vector3(_rotationX, transform.localEulerAngles.y, 0);
		}
		else 
        {
			float rotationY = transform.localEulerAngles.y + Input.GetAxis("Mouse X") * sensitivityHor;
			_rotationX -= Input.GetAxis("Mouse Y") * sensitivityVert;
			_rotationX = Mathf.Clamp(_rotationX, minimumVert, maximumVert);
			transform.localEulerAngles = new Vector3(_rotationX, rotationY, 0);
		}
	}
}