Drow Cursor

CursorSettings.cs

using UnityEngine;

public sealed class CursorSettings : MonoBehaviour
{
    [SerializeField] private Camera _camera;
    [Space]
    [SerializeField] private CursorLockMode cursorLockMode = CursorLockMode.Locked;
    [SerializeField] private string cursorTexture = "*";
    [SerializeField] private bool isCursorVisible = false;

    private void Start()
    {
        if (_camera == null)
            _camera = Camera.main;

        Cursor.lockState = cursorLockMode;
        Cursor.visible = isCursorVisible;
    }

    private void OnGUI() => SightForShooting();

    private void SightForShooting()
    {
        int size = 12;

        float posX = _camera.pixelWidth / 2 - size / 4;
        float posY = _camera.pixelHeight / 2 - size / 2;

        DrawCursor(ref posX, ref posY, ref size);

        void DrawCursor(ref float posX, ref float posY, ref int size)
        {
            GUI.Label(new Rect(posX, posY, size, size), cursorTexture);
        }
    }
}