From fef594c82518a8fe4c96794852c1fc849c0ed3b3 Mon Sep 17 00:00:00 2001
From: Roland Stigge <stigge@antcom.de>
Date: Sun, 17 Feb 2019 12:55:13 +0100
Subject: Added tunerdemo

---
 fft.cpp | 26 --------------------------
 1 file changed, 26 deletions(-)

(limited to 'fft.cpp')

diff --git a/fft.cpp b/fft.cpp
index 7d76e23..a8009ad 100644
--- a/fft.cpp
+++ b/fft.cpp
@@ -42,7 +42,6 @@ RIT::FFT::FFT(int size, bool halfOnly): mSize(size), order(size), expLUT(size/2)
 	}
 }
 
-
 std::vector<std::complex<double>> RIT::FFT::operator()(const std::vector<std::complex<double>> &v) const {
 	if (v.size() != mSize)
 		throw std::length_error("Bad input size");
@@ -159,28 +158,3 @@ std::vector<std::complex<double>> RIT::IFFT::operator()(const std::vector<std::c
 	return result;
 }
 
-struct RIT::AutoCorrelation::Impl {
-public:
-	Impl(int size): mFft(std::make_shared<RIT::FFT>(size)), mIfft(mFft) {}
-	std::shared_ptr<RIT::FFT> mFft;
-	RIT::IFFT mIfft;
-};
-
-RIT::AutoCorrelation::AutoCorrelation(int size): mImpl(std::make_unique<RIT::AutoCorrelation::Impl>(size))
-{
-}
-
-RIT::AutoCorrelation::~AutoCorrelation()
-{
-}
-
-std::vector<std::complex<double>> RIT::AutoCorrelation::operator()(const std::vector<std::complex<double>> &v) const
-{
-	auto result = (*mImpl->mFft)(v);
-
-	std::transform(std::begin(result), std::end(result), std::begin(result),
-		       [=](const auto& x){return x * std::conj(x);});
-	
-	return mImpl->mIfft(result);
-}
-
-- 
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