mu3-mods/Pause/MU3.Game/patch_GameBGM.cs

using MU3.Sound;
using MU3.Util;

namespace MU3.Game;

class patch_GameBGM: GameBGM {
    private patch_SoundManager psm => ((patch_SoundManager)Singleton<SoundManager>.instance);
    private HandleInfo _handle;
    public void pause(bool val) {
        psm.pause(_handle, val);
    }
}