Add SoundEffect audio system (ScriptableObject-based) with test assets

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-10 13:25:56 +02:00
1 parent 75f5704ab8
commit 0be503c927
@@ -0,0 +1,142 @@
+using System.Collections.Generic;
+
+using UnityEditor;
+using UnityEditor.UIElements;
+
+using UnityEngine;
+using UnityEngine.Audio;
+using UnityEngine.UIElements;
+
+namespace Prototype.Editor
+{
+	public class AudioMixerWindow : EditorWindow
+	{
+		[MenuItem("Tools/Audio Mixer")]
+		static void Init()
+		{
+			GetWindow<AudioMixerWindow>().titleContent = new("Audio Mixer");
+		}
+
+		AudioMixerGroup audioMixerGroup;
+
+		List<SoundEffect> soundEffects;
+
+		readonly List<(SoundEffect soundEffect, VisualElement element)> soundEffectTracks = new();
+
+		void OnEnable()
+		{
+			audioMixerGroup = null;
+
+			soundEffects = null;
+
+			RefreshLayout();
+		}
+
+		void RefreshLayout()
+		{
+			var root = AssetDatabase.LoadAssetAtPath<VisualTreeAsset>(
+				AssetDatabase.GUIDToAssetPath(
+					AssetDatabase.FindAssets(
+						$"t:{nameof(VisualTreeAsset)} {nameof(AudioMixerWindow)}"
+					)[0]
+				)
+			).Instantiate();
+
+			rootVisualElement.Clear();
+			rootVisualElement.Add(root);
+
+			root.StretchToParentSize();
+
+			root.Q<ObjectField>().RegisterValueChangedCallback(x =>
+			{
+				audioMixerGroup = x.newValue as AudioMixerGroup;
+				RefreshTracksVisibility();
+			});
+		}
+
+		void OnInspectorUpdate()
+		{
+			var refreshTracksVisibility = false;
+
+			if (soundEffects is null)
+			{
+				soundEffects = new();
+
+				foreach (var guid in AssetDatabase.FindAssets($"t:{nameof(SoundEffect)}"))
+				{
+					soundEffects.Add(
+						AssetDatabase.LoadAssetAtPath<SoundEffect>(
+							AssetDatabase.GUIDToAssetPath(guid)
+						)
+					);
+				}
+
+				RefreshSoundEffectTracks();
+				refreshTracksVisibility = true;
+			}
+
+			if (refreshTracksVisibility)
+				RefreshTracksVisibility();
+		}
+
+		void RefreshSoundEffectTracks()
+		{
+			soundEffectTracks.Clear();
+
+			if (soundEffects is not null)
+			{
+				foreach (var soundEffect in soundEffects)
+				{
+					var track = new VisualElement();
+					track.AddToClassList("track");
+					var applyButton = new Button(soundEffect.ApplyVolumeMultiplierFactor)
+					{
+						text = "Apply"
+					};
+					applyButton.AddToClassList("accent");
+					track.Add(applyButton);
+					track.Add(
+						new AudioMixerSliderGUI
+						{
+							@object = soundEffect,
+							propertyPath = "volumeMultiplierFactor",
+							valueRange = new Vector2(0, 2),
+							defaultValue = 1
+						}
+					);
+					track.Add(
+						new Label(
+							soundEffect.name
+								.Replace(" (Sound Effect)", "")
+								.Replace(" - BGM", "")
+								.Replace(" - SFX", "")
+						)
+					);
+					track.Add(
+						new Button(() => Selection.activeObject = soundEffect)
+						{
+							text = "Select"
+						}
+					);
+					soundEffectTracks.Add((soundEffect, track));
+				}
+			}
+		}
+
+		void RefreshTracksVisibility()
+		{
+			var content = rootVisualElement.Q<ScrollView>().contentContainer;
+			content.Clear();
+
+			foreach (var (soundEffect, track) in soundEffectTracks)
+			{
+				if (audioMixerGroup &&
+					audioMixerGroup != soundEffect.audioMixerGroup)
+				{
+					continue;
+				}
+				content.Add(track);
+			}
+		}
+	}
+}