From f0238cfb6997c4acfc2bd200de7295f3fa36968f Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 3 Mar 2019 21:09:10 +0100
Subject: don't index Eigen

---
 eigen/bench/benchFFT.cpp | 115 -----------------------------------------------
 1 file changed, 115 deletions(-)
 delete mode 100644 eigen/bench/benchFFT.cpp

(limited to 'eigen/bench/benchFFT.cpp')

diff --git a/eigen/bench/benchFFT.cpp b/eigen/bench/benchFFT.cpp
deleted file mode 100644
index 3eb1a1a..0000000
--- a/eigen/bench/benchFFT.cpp
+++ /dev/null
@@ -1,115 +0,0 @@
-// This file is part of Eigen, a lightweight C++ template library
-// for linear algebra.
-//
-// Copyright (C) 2009 Mark Borgerding mark a borgerding net
-//
-// This Source Code Form is subject to the terms of the Mozilla
-// Public License v. 2.0. If a copy of the MPL was not distributed
-// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-#include <iostream>
-
-#include <bench/BenchUtil.h>
-#include <complex>
-#include <vector>
-#include <Eigen/Core>
-
-#include <unsupported/Eigen/FFT>
-
-using namespace Eigen;
-using namespace std;
-
-
-template <typename T>
-string nameof();
-
-template <> string nameof<float>() {return "float";}
-template <> string nameof<double>() {return "double";}
-template <> string nameof<long double>() {return "long double";}
-
-#ifndef TYPE
-#define TYPE float
-#endif
-
-#ifndef NFFT
-#define NFFT 1024
-#endif
-#ifndef NDATA
-#define NDATA 1000000
-#endif
-
-using namespace Eigen;
-
-template <typename T>
-void bench(int nfft,bool fwd,bool unscaled=false, bool halfspec=false)
-{
-    typedef typename NumTraits<T>::Real Scalar;
-    typedef typename std::complex<Scalar> Complex;
-    int nits = NDATA/nfft;
-    vector<T> inbuf(nfft);
-    vector<Complex > outbuf(nfft);
-    FFT< Scalar > fft;
-
-    if (unscaled) {
-        fft.SetFlag(fft.Unscaled);
-        cout << "unscaled ";
-    }
-    if (halfspec) {
-        fft.SetFlag(fft.HalfSpectrum);
-        cout << "halfspec ";
-    }
-
-
-    std::fill(inbuf.begin(),inbuf.end(),0);
-    fft.fwd( outbuf , inbuf);
-
-    BenchTimer timer;
-    timer.reset();
-    for (int k=0;k<8;++k) {
-        timer.start();
-        if (fwd)
-            for(int i = 0; i < nits; i++)
-                fft.fwd( outbuf , inbuf);
-        else
-            for(int i = 0; i < nits; i++)
-                fft.inv(inbuf,outbuf);
-        timer.stop();
-    }
-
-    cout << nameof<Scalar>() << " ";
-    double mflops = 5.*nfft*log2((double)nfft) / (1e6 * timer.value() / (double)nits );
-    if ( NumTraits<T>::IsComplex ) {
-        cout << "complex";
-    }else{
-        cout << "real   ";
-        mflops /= 2;
-    }
-
-
-    if (fwd)
-        cout << " fwd";
-    else
-        cout << " inv";
-
-    cout << " NFFT=" << nfft << "  " << (double(1e-6*nfft*nits)/timer.value()) << " MS/s  " << mflops << "MFLOPS\n";
-}
-
-int main(int argc,char ** argv)
-{
-    bench<complex<float> >(NFFT,true);
-    bench<complex<float> >(NFFT,false);
-    bench<float>(NFFT,true);
-    bench<float>(NFFT,false);
-    bench<float>(NFFT,false,true);
-    bench<float>(NFFT,false,true,true);
-
-    bench<complex<double> >(NFFT,true);
-    bench<complex<double> >(NFFT,false);
-    bench<double>(NFFT,true);
-    bench<double>(NFFT,false);
-    bench<complex<long double> >(NFFT,true);
-    bench<complex<long double> >(NFFT,false);
-    bench<long double>(NFFT,true);
-    bench<long double>(NFFT,false);
-    return 0;
-}
-- 
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