init

DataPRO/FftSharp/Windows/Bartlett.cs

@@ -0,0 +1,17 @@
+using System;
+
+namespace FftSharp.Windows
+{
+    public class Bartlett : Window, IWindow
+    {
+        public override string Name => "Bartlett–Hann";
+        public override string Description =>
+            "The Bartlett–Hann window is triangular in shape (a 2nd order B-spline) which is effectively the " +
+            "convolution of two half-sized rectangular windows.";
+
+        protected override double windowValue(int index, int size)
+        {
+            return 1 - Math.Abs((double)(index - (size / 2)) / (size / 2));
+        }
+    }
+}