Untitled

// Attach this script to your player character in Unity

using UnityEngine;

public class SimpleFPSController : MonoBehaviour
{
    public float moveSpeed = 5f;
    public float mouseSensitivity = 2f;

    private Camera playerCamera;

    void Start()
    {
        Cursor.lockState = CursorLockMode.Locked;
        playerCamera = GetComponentInChildren<Camera>();
    }

    void Update()
    {
        // Player movement
        float horizontal = Input.GetAxis("Horizontal");
        float vertical = Input.GetAxis("Vertical");
        Vector3 moveDirection = new Vector3(horizontal, 0f, vertical).normalized;
        Vector3 moveAmount = moveDirection * moveSpeed * Time.deltaTime;
        transform.Translate(moveAmount);

        // Player rotation based on mouse input
        float mouseX = Input.GetAxis("Mouse X") * mouseSensitivity;
        float mouseY = Input.GetAxis("Mouse Y") * mouseSensitivity;
        transform.Rotate(Vector3.up * mouseX);
        playerCamera.transform.Rotate(Vector3.left * mouseY);
    }
}