public override void SetPower(bool powerEnabled)
    {
        if (powerEnabled)
        {
            Material.EnableKeyword(SHADER_EMISSION_KEYWORD);
            DynamicGI.SetEmissive(GetComponent <Renderer>(), Color.red * 2f);
        }
        else
        {
            Material.DisableKeyword(SHADER_EMISSION_KEYWORD);
            DynamicGI.SetEmissive(GetComponent <Renderer>(), Color.red * 0f);
        }

        if (Next != null)
        {
            Next.SetPower(powerEnabled);
        }
    }