void Start()
{
pooling = GetComponent <Pooling>();
powerUpSpriteRenderer = pooling.PowerUpObject.GetComponent <SpriteRenderer>();
spawnPoints[0] = -2.0f;
spawnPoints[1] = -0.5f;
spawnPoints[2] = 0.5f;
spawnPoints[3] = 2.0f;
pooling.GetComponent <SpriteRenderer>().color = Color.red;
}