using TMPro;
using UnityEngine;

[RequireComponent(typeof(TextMeshProUGUI))]
public class SinAlphaText : MonoBehaviour
{
    [SerializeField, Range(0, 1)] private float amplitude = 0.5f;
    [SerializeField] private float speed = 1;
    [SerializeField] private TextMeshProUGUI label;
    
    void Update()
    {
        Color c = label.color;
        c.a = amplitude + amplitude * Mathf.Sin(Time.time * speed)/2;
        label.color = c;
    }
}