From d1efaf9f059a4e03f55e8c62ce2c5ec2dc2940d6 Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Tue, 21 Jun 2022 19:37:00 +0000
Subject: [PATCH] - TimingGenerator tells Farrow whenn to produce a sample

git-svn-id: http://moon:8086/svn/software/trunk/libsrc/cpp@1051 b431acfa-c32f-4a4a-93f1-934dc6c82436
---
 radio/interpolation/Farrow.hpp          | 7 +++++--
 radio/interpolation/TimingGenerator.cpp | 4 +++-
 radio/interpolation/TimingGenerator.hpp | 2 +-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/radio/interpolation/Farrow.hpp b/radio/interpolation/Farrow.hpp
index 305c3de..df936f6 100644
--- a/radio/interpolation/Farrow.hpp
+++ b/radio/interpolation/Farrow.hpp
@@ -91,10 +91,13 @@ public:
 
 			// Combine
 			ComplexScalar yout = horner(mu);
-			buf_out->write(&yout, 1);
 
 			// Process timing generator
-			m_timingGenerator.process(yout);
+			bool is_sample = m_timingGenerator.process(yout);
+			if (is_sample)
+			{
+				buf_out->write(&yout, 1);
+			}
 		}
 	}
 
diff --git a/radio/interpolation/TimingGenerator.cpp b/radio/interpolation/TimingGenerator.cpp
index 7a0c5f4..14e582d 100644
--- a/radio/interpolation/TimingGenerator.cpp
+++ b/radio/interpolation/TimingGenerator.cpp
@@ -22,10 +22,12 @@ void TimingGenerator::setOmega(radio_float_t omega)
 	m_omega = omega;
 }
 
-void TimingGenerator::process(ComplexScalar const &iq)
+bool TimingGenerator::process(ComplexScalar const &iq)
 {
 	(void)iq;
 	update(1.0);
+	
+	return true;
 }
 
 void TimingGenerator::update(radio_float_t dOmega)
diff --git a/radio/interpolation/TimingGenerator.hpp b/radio/interpolation/TimingGenerator.hpp
index c5bf71b..9f1705a 100644
--- a/radio/interpolation/TimingGenerator.hpp
+++ b/radio/interpolation/TimingGenerator.hpp
@@ -21,7 +21,7 @@ public:
 	size_t getAdv() const;
 	radio_float_t getMu() const;
 
-	virtual void process(ComplexScalar const &iq);
+	virtual bool process(ComplexScalar const &iq);
 	void setOmega(radio_float_t omega);
 
 private: