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

public class MouseLook : MonoBehaviour
{
  public float mouseSensitivity = 100.0f;
  public float clampAngle = 80.0f;

  private float rotY = 0.0f; // rotation around the up/y axis
  private float rotX = 0.0f; // rotation around the right/x axis

  void Start()
  {
    Vector3 rot = transform.localRotation.eulerAngles;
    rotY = rot.y;
    rotX = rot.x;
  }

  void Update()
  {
    float mouseX = Input.GetAxis("Mouse X");
    float mouseY = -Input.GetAxis("Mouse Y");

    rotY += mouseX * mouseSensitivity * Time.deltaTime;
    rotX += mouseY * mouseSensitivity * Time.deltaTime;

    rotX = Mathf.Clamp(rotX, -clampAngle, clampAngle);

    Quaternion localRotation = Quaternion.Euler(rotX, rotY, 0.0f);
    transform.rotation = localRotation;
  }
}