arskrald/AR-3/Assets/change_everything.cs

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

public class change_everything : MonoBehaviour
{

    private GameObject color;
    private GameObject brightness;
    private Renderer rend;

    // Start is called before the first frame update
    void Start()
    {
        color = GameObject.Find("color");
        brightness = GameObject.Find("brightness");
        rend = gameObject.GetComponent<Renderer>();

    }

    // Update is called once per frame
    void Update()
    {

        var color_rot = color.transform.rotation.eulerAngles.y / 360f;
        var bright_rot = brightness.transform.rotation.eulerAngles.y / 360f;
        
        rend.material.color = Color.HSVToRGB(color_rot, 1, bright_rot);
    }
}