Mercurial > hg > vamp-tempogram
view WindowFunction.cpp @ 19:e90a4797e579
* Attempted fixing bug which crashes sonic visualizer.
author | Carl Bussey <c.bussey@se10.qmul.ac.uk> |
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date | Fri, 15 Aug 2014 12:34:07 +0100 |
parents | 7680cc4c0073 |
children | de7213b35755 |
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// // WindowFunction.cpp // Tempogram // // Created by Carl Bussey on 26/06/2014. // Copyright (c) 2014 Carl Bussey. All rights reserved. // #include "WindowFunction.h" using std::vector; //static function void WindowFunction::hanning(float * window, const unsigned int &N, const bool &normalise){ float sum = 0; for(unsigned int i = 0; i < N; i++){ window[i] = 0.5*(1-cos((float)2*M_PI*i/N)); sum += window[i]; } if (normalise){ for(int i = 0; i < N; i++){ window[i] /= sum; } } }