From 8fc46077c87e1e25707fd7d256718e2488406df2 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <xdsopl@gmail.com>
Date: Mon, 22 Apr 2024 17:48:50 +0200
Subject: [PATCH] avoid confusion by adding sample rate

---
 app/src/main/java/xdsopl/robot36/Filter.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/xdsopl/robot36/Filter.java b/app/src/main/java/xdsopl/robot36/Filter.java
index 9027534..c670a71 100644
--- a/app/src/main/java/xdsopl/robot36/Filter.java
+++ b/app/src/main/java/xdsopl/robot36/Filter.java
@@ -14,8 +14,8 @@ public final class Filter {
 		return Math.sin(x) / x;
 	}
 
-	public static double lowPass(double cutoff, int n, int N) {
-		double f = 2 * cutoff;
+	public static double lowPass(double cutoff, double rate, int n, int N) {
+		double f = 2 * cutoff / rate;
 		double x = n - (N - 1) / 2.0;
 		return f * sinc(f * x);
 	}