remove obsolete bindable

Author: LastExceed

osu.Framework/Audio/AudioManager.cs

@@ -123,14 +123,6 @@ public class AudioManager : AudioCollectionManager<AudioComponent>
             MaxValue = 1
         };
 
-        /// <summary>
-        /// Whether a global mixer is being used for audio routing.
-        /// For now, this is only the case on Windows when using shared mode WASAPI initialisation.
-        /// </summary>
-        public IBindable<bool> UsingGlobalMixer => usingGlobalMixer;
-
-        private readonly Bindable<bool> usingGlobalMixer = new BindableBool();
-
         /// <summary>
         /// If a global mixer is being used, this will be the BASS handle for it.
         /// If non-null, all game mixers should be added to this mixer.
@@ -198,7 +190,6 @@ public AudioManager(AudioThread audioThread, ResourceStore<byte[]> trackStore, R
             AudioDevice.ValueChanged += _ => scheduler.AddOnce(initCurrentDevice);
             UseExperimentalWasapi.ValueChanged += _ => scheduler.AddOnce(initCurrentDevice);
             // initCurrentDevice not required for changes to `GlobalMixerHandle` as it is only changed when experimental wasapi is toggled (handled above).
-            GlobalMixerHandle.ValueChanged += handle => usingGlobalMixer.Value = handle.NewValue.HasValue;
 
             AddItem(TrackMixer = createAudioMixer(null, nameof(TrackMixer)));
             AddItem(SampleMixer = createAudioMixer(null, nameof(SampleMixer)));

osu.Framework/Graphics/Visualisation/Audio/AudioChannelDisplay.cs

@@ -4,9 +4,7 @@
 using System;
 using ManagedBass;
 using ManagedBass.Mix;
-using osu.Framework.Allocation;
 using osu.Framework.Audio;
-using osu.Framework.Bindables;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
@@ -30,7 +28,6 @@ public partial class AudioChannelDisplay : CompositeDrawable
         private float maxPeak = float.MinValue;
         private double lastMaxPeakTime;
         private readonly bool isOutputChannel;
-        private IBindable<bool> usingGlobalMixer = null!;
 
         public AudioChannelDisplay(int channelHandle, bool isOutputChannel = false)
         {
@@ -103,22 +100,13 @@ public AudioChannelDisplay(int channelHandle, bool isOutputChannel = false)
             };
         }
 
-        [BackgroundDependencyLoader]
-        private void load(AudioManager audioManager)
-        {
-            usingGlobalMixer = audioManager.UsingGlobalMixer.GetBoundCopy();
-        }
-
         protected override void Update()
         {
             base.Update();
 
             float[] levels = new float[2];
 
-            if (isOutputChannel && !usingGlobalMixer.Value)
-                Bass.ChannelGetLevel(ChannelHandle, levels, 1 / 1000f * sample_window, LevelRetrievalFlags.Stereo);
-            else
-                BassMix.ChannelGetLevel(ChannelHandle, levels, 1 / 1000f * sample_window, LevelRetrievalFlags.Stereo);
+            BassMix.ChannelGetLevel(ChannelHandle, levels, 1 / 1000f * sample_window, LevelRetrievalFlags.Stereo);
 
             float curPeakL = levels[0];
             float curPeakR = levels[1];