From 05038becbe8907a1364db05c42fc1bc48f66ce56 Mon Sep 17 00:00:00 2001
From: sotech117 <michael_foiani@brown.edu>
Date: Fri, 10 May 2024 16:18:23 -0400
Subject: final commit

---
 src/ocean/ocean_alt.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/ocean/ocean_alt.cpp')

diff --git a/src/ocean/ocean_alt.cpp b/src/ocean/ocean_alt.cpp
index 0660a14..e0809a3 100644
--- a/src/ocean/ocean_alt.cpp
+++ b/src/ocean/ocean_alt.cpp
@@ -569,7 +569,7 @@ std::vector<Eigen::Vector2d> ifft_1d
 
 				// calculate the twiddle factor
 				int index = group * pow(2, stage) + butterfly;
-				float w = index * 2 * M_PI / pow(2, stage);
+				float w = -index * 2 * M_PI / pow(2, stage);
 				Eigen::Vector2d twiddle_factor = {cos(w), sin(w)};
 
 				if (reading_buffer1)
-- 
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