init

Assets/WasapiAudio/Scripts/Unity/Transformers/CurveScaledSpectrumTransformer.cs

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+using System;
+using UnityEngine;
+
+namespace Assets.WasapiAudio.Scripts.Unity.Transformers
+{
+    [Serializable]
+    public class CurveScaledSpectrumTransformer : SpectrumTransformer
+    {
+        public AnimationCurve ScaleCurve;
+
+        protected override void PerformTransform(float[] input, ref float[] output)
+        {
+            if (ScaleCurve == null)
+            {
+                return;
+            }
+
+            var scaleStep = 1.0f / input.Length;
+
+            for (int i = 0; i < input.Length; i++)
+            {
+                var scaledValue = ScaleCurve.Evaluate(scaleStep * i) * input[i];
+
+                output[i] = scaledValue;
+            }
+        }
+    }
+}

Assets/WasapiAudio/Scripts/Unity/Transformers/CurveScaledSpectrumTransformer.cs.meta

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Assets/WasapiAudio/Scripts/Unity/Transformers/PercentileBoostSpectrumTransformer.cs

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+using System;
+using UnityEngine;
+
+namespace Assets.WasapiAudio.Scripts.Unity.Transformers
+{
+    [Serializable]
+    public class PercentileBoostSpectrumTransformer : SpectrumTransformer
+    {
+        private float[] _sortedPercentileArray;
+        
+        [Range(0.0f, 1.0f)]
+        public float Percentile = 0.5f;
+        public float BelowPercentileMultiplier = 0.5f;
+        public float AbovePercentileMultiplier = 2.0f;
+
+        protected override void PerformTransform(float[] input, ref float[] output)
+        {
+            if (_sortedPercentileArray == null || _sortedPercentileArray.Length != input.Length)
+            {
+                _sortedPercentileArray = new float[input.Length];
+            }
+            
+            input.CopyTo(_sortedPercentileArray, 0);
+            
+            var percentile = GetPercentile(_sortedPercentileArray, Percentile);
+            
+            for (int i = 0; i < input.Length; i++)
+            {
+                if (input[i] < percentile)
+                {
+                    output[i] = input[i] * BelowPercentileMultiplier;
+                }
+                else
+                {
+                    output[i] = input[i] * AbovePercentileMultiplier;
+                }
+            }
+        }
+
+        public float GetPercentile(float[] sequence, float percentile)
+        {
+            Array.Sort(sequence);
+            
+            var length = sequence.Length;
+            var n = (length - 1) * percentile + 1;
+            
+            // Another method: double n = (N + 1) * excelPercentile;
+            if (n == 1.0f)
+            {
+                return sequence[0];
+            }
+
+            if (n == length)
+            {
+                return sequence[length - 1];
+            }
+            
+            int k = (int)n;
+            float d = n - k;
+            
+            return sequence[k - 1] + d * (sequence[k] - sequence[k - 1]);
+        }
+    }
+}

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Assets/WasapiAudio/Scripts/Unity/Transformers/SmoothSpectrumTransformer.cs

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+using System;
+using Assets.WasapiAudio.Scripts.Core;
+using UnityEngine;
+
+namespace Assets.WasapiAudio.Scripts.Unity.Transformers
+{
+    [Serializable]
+    public class SmoothSpectrumTransformer : SpectrumTransformer
+    {
+        private SpectrumSmoother _smoother;
+
+        [Range(1, 50)]
+        public byte Iterations = 1;
+
+        protected override void PerformTransform(float[] input, ref float[] output)
+        {
+            if (_smoother == null || _smoother.SmoothingIterations != Iterations)
+            {
+                _smoother = new SpectrumSmoother(input.Length, Iterations);
+            }
+
+            output = _smoother.GetSpectrumData(input);
+        }
+    }
+}

Assets/WasapiAudio/Scripts/Unity/Transformers/SmoothSpectrumTransformer.cs.meta

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