From 21e17c18fddc3d3c133244463f29a88d13722568 Mon Sep 17 00:00:00 2001
From: Tomas Mudrunka <tomas@mudrunka.cz>
Date: Thu, 19 Jul 2018 17:12:28 +0200
Subject: [PATCH] Added phase comment to goertzel

---
 c/goertzel/goertzel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/c/goertzel/goertzel.c b/c/goertzel/goertzel.c
index d13a874..85637ae 100644
--- a/c/goertzel/goertzel.c
+++ b/c/goertzel/goertzel.c
@@ -33,6 +33,7 @@ float goertzel_mag(int numSamples,float TARGET_FREQUENCY,int SAMPLING_RATE, floa
     imag = (q1 * sine) / scalingFactor;
 
     magnitude = sqrtf(real*real + imag*imag);
+    //phase = atan(imag/real)
     return magnitude;
 }
 
-- 
2.30.2