From 1b9a4caefb5f094d9e7fac368ca18dc9d7f2f931 Mon Sep 17 00:00:00 2001
From: jens <jens@jayfield.org>
Date: Mon, 4 Jul 2022 15:41:27 +0200
Subject: [PATCH] - timingGenerator debug

---
 Source/Receiver.cpp |  6 +++++-
 Source/Receiver.hpp | 11 ++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/Source/Receiver.cpp b/Source/Receiver.cpp
index 571e458..e76e0ad 100644
--- a/Source/Receiver.cpp
+++ b/Source/Receiver.cpp
@@ -120,7 +120,7 @@ void Receiver::initDefaultParams()
 {
 
 	m_params.CPR_phase = 0;
-	m_params.awgn_dB = -60;
+	m_params.awgn_dB = -100;
 	m_params.agc_state = agc_state_acquisition;
 	m_params.agc_mode = agc_mode_disabled;
 	m_params.agcMu[0] = AGC_ADAPTION_RATE_ACQ;
@@ -346,6 +346,10 @@ void Receiver::timerCallback()
 
 //	printf("CMA\n");
 //	cout << m_cma2.getWeights() << endl;
+
+	printf("m_timingGenerator\n");
+	cout << m_timingGenerator.getMu() << endl;
+	cout << m_timingGenerator.getMuVar() << endl;
 }
 
 void Receiver::processPassband(RVec const &rf, size_t len)
diff --git a/Source/Receiver.hpp b/Source/Receiver.hpp
index 2686036..775db2d 100644
--- a/Source/Receiver.hpp
+++ b/Source/Receiver.hpp
@@ -283,7 +283,9 @@ class TimingGeneratorGardner : public Interpolation::TimingGenerator
 
 	// Gardner Symbol Timing Recovery
 	str_t m_SymbolTimingRevovery;
+	sl_var_t sl_var;
 	bool is_time;
+	
 	radio_float_t m_omega;
 
 	public:
@@ -291,9 +293,10 @@ class TimingGeneratorGardner : public Interpolation::TimingGenerator
 	: Interpolation::TimingGenerator()
 	, filter(nullptr)
 	, coeff(nullptr)
+	, is_time(true)
 	{
 		STRGardnerInit(&m_SymbolTimingRevovery);
-		is_time = true;
+		SlidingVarInit(&sl_var, 12000, 12000);
 	}
 	virtual ~TimingGeneratorGardner() = default;
 
@@ -318,6 +321,7 @@ class TimingGeneratorGardner : public Interpolation::TimingGenerator
 		{
 			// @1 x symbolrate
 			m_omega = LeadLagProcess(filter, coeff, vd);
+			SlidingVarProcess(&sl_var, getMu());
 		}
 		is_time = not is_time;
 
@@ -325,6 +329,11 @@ class TimingGeneratorGardner : public Interpolation::TimingGenerator
 
 		return not is_time;
 	}
+
+	radio_float_t getMuVar()
+	{
+		return SlidingVarGet(&sl_var);
+	}
 };
 
 class Receiver : public ReceiverInterface, public Timer