jens
368f11d9ba
git-svn-id: http://moon:8086/svn/software/trunk/libsrc/cpp@942 b431acfa-c32f-4a4a-93f1-934dc6c82436
61 lines
880 B
C++
61 lines
880 B
C++
/*
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* File: FirComplex.hpp
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* Author: jens
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*
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* Created on 20. Dezember 2014, 08:12
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*/
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#ifndef _RADIO_FIRCOMPLEX_HPP_
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#define _RADIO_FIRCOMPLEX_HPP_
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#include <cpp/radio/Vector.hpp>
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namespace Radio
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{
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class FirComplex
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{
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public:
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FirComplex(uint32_t numTaps = 0)
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: m_numTaps(numTaps)
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, m_state(numTaps)
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{
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}
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virtual ~FirComplex()
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{
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}
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void setNumTaps(uint32_t numTaps)
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{
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m_numTaps = numTaps;
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m_state.resize(numTaps);
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m_state.fill(ComplexScalar(0,0));
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}
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void feed(ComplexScalar const &x)
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{
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m_state.reverse() << m_state.head(m_numTaps-1).reverse(), x;
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}
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ComplexScalar process(CVec const &coeff)
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{
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return m_state.transpose() * coeff.conjugate();
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}
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ComplexScalar processReal(RVec const &coeff)
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{
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return m_state.transpose() * coeff;
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}
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protected:
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uint32_t m_numTaps;
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CVec m_state;
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};
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} // ::Radio
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#endif /* _RADIO_FIRCOMPLEX_HPP_ */
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