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Assets/WasapiAudio/Scripts/Unity/VfxAudioVisualizationEffect.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.VFX;
+using UnityEngine.VFX.Utility;
+
+namespace Assets.WasapiAudio.Scripts.Unity
+{
+    public abstract class VfxAudioVisualizationEffect : VFXBinderBase
+    {
+        // Inspector Properties
+        public WasapiAudioSource WasapiAudioSource;
+
+        [SerializeReference]
+        [SerializeReferenceButton]
+        public List<SpectrumTransformer> Transformers = new List<SpectrumTransformer>();
+
+        [SpectrumDataPreview]
+        public SpectrumData Preview;
+
+        protected int SpectrumSize { get; private set; }
+
+        public override bool IsValid(VisualEffect component)
+        {
+            return WasapiAudioSource != null;
+        }
+
+        public override void UpdateBinding(VisualEffect component)
+        {
+            SpectrumSize = WasapiAudioSource.SpectrumSize;
+            Preview = new SpectrumData();
+        }
+
+        protected float[] GetSpectrumData()
+        {
+            // Get raw / unmodified spectrum data
+            var spectrumData = WasapiAudioSource.GetSpectrumData();
+
+            // Run spectrum data through all configured transformers
+            if (Transformers != null && Transformers.Count > 0)
+            {
+                foreach (var transformer in Transformers)
+                {
+                    spectrumData = transformer.Transform(spectrumData);
+                }
+            }
+
+            Preview.Values = spectrumData;
+
+            return spectrumData;
+        }
+    }
+}