From 9c75c4f3e2f41de39edec5cb2caf500501ca3e38 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <xdsopl@gmail.com>
Date: Wed, 13 Dec 2023 20:35:28 +0100
Subject: [PATCH] removed redundant buffers

---
 decode.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/decode.cc b/decode.cc
index 2b4c51c..e5b8534 100644
--- a/decode.cc
+++ b/decode.cc
@@ -47,7 +47,7 @@ struct SchmidlCox
 	DSP::Delay<value, match_del> delay;
 	DSP::SchmittTrigger<value> threshold;
 	DSP::FallingEdgeTrigger falling;
-	cmplx tmp0[symbol_len], tmp1[symbol_len], tmp2[symbol_len];
+	cmplx tmp0[symbol_len], tmp1[symbol_len];
 	cmplx kern[symbol_len];
 	cmplx cmplx_shift = 0;
 	value timing_max = 0;
@@ -125,13 +125,13 @@ public:
 		fwd(tmp0, tmp1);
 		for (int i = 0; i < symbol_len; ++i)
 			tmp0[i] *= kern[i];
-		bwd(tmp2, tmp0);
+		bwd(tmp1, tmp0);
 
 		int shift = 0;
 		value peak = 0;
 		value next = 0;
 		for (int i = 0; i < symbol_len; ++i) {
-			value power = norm(tmp2[i]);
+			value power = norm(tmp1[i]);
 			if (power > peak) {
 				next = peak;
 				peak = power;
@@ -143,7 +143,7 @@ public:
 		if (peak <= next * 4)
 			return false;
 
-		int pos_err = std::nearbyint(arg(tmp2[shift]) * symbol_len / Const::TwoPi());
+		int pos_err = std::nearbyint(arg(tmp1[shift]) * symbol_len / Const::TwoPi());
 		if (abs(pos_err) > guard_len / 2)
 			return false;
 		symbol_pos -= pos_err;