33 lines
698 B
C
33 lines
698 B
C
// signals.h
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//
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// Author: J.A. de Jong - ASCEE
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//
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// Description:
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// Several signal functions
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//////////////////////////////////////////////////////////////////////
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#pragma once
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#ifndef SIGNALS_H
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#define SIGNALS_H
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#include "ascee_math.h"
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/**
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* Compute the signal power, that is \f$ \frac{1}{N} \sum_{i=0}^{N-1}
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* v_i^2 \f$
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*
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* @param[in] signal Signal to compute the power of.
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* @return the signal power
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*/
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static inline d signal_power(vd* signal) {
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d res = 0;
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for(us i=0;i<signal->size;i++) {
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res+= d_pow(*getvdval(signal,i),2);
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}
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res /= signal->size;
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return res;
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}
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#endif // SIGNALS_H
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//////////////////////////////////////////////////////////////////////
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