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sdrangel/sdrbase/dsp/projector.h
Daniele Forsi fe84c20aff Make all include directives identical
Fixes the 5 includes that are different from the majority:
grep -Ehr "#include .+dsptypes" --include=*.h | sort | uniq -c
    110 #include "dsp/dsptypes.h"
      1 #include <dsp/dsptypes.h>
      4 #include "dsptypes.h"
2024-04-20 19:19:11 +02:00

70 lines
3.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2019, 2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2015 John Greb <hexameron@spam.no> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef SDRBASE_DSP_PROJECTOR_H
#define SDRBASE_DSP_PROJECTOR_H
#include "export.h"
#include "dsp/dsptypes.h"
class SDRBASE_API Projector
{
public:
enum ProjectionType
{
ProjectionReal = 0, //!< Extract real part
ProjectionImag, //!< Extract imaginary part
ProjectionMagLin, //!< Calculate linear magnitude or modulus
ProjectionMagSq, //!< Calculate linear squared magnitude or power
ProjectionDMagSq, //!< Calculate time derivative of linear squared magnitude or power
ProjectionMagDB, //!< Calculate logarithmic (dB) of squared magnitude
ProjectionPhase, //!< Calculate phase
ProjectionDOAP, //!< Calculate ambiguous DOA from phase as phase difference (assuming positive)
ProjectionDOAN, //!< Calculate ambiguous DOA from phase as phase difference (assuming negative)
ProjectionDPhase, //!< Calculate phase derivative i.e. instantaneous frequency scaled to sample rate
ProjectionBPSK, //!< Phase comparator BPSK evaluation
ProjectionQPSK, //!< Phase comparator QPSK evaluation
Projection8PSK, //!< Phase comparator 8-PSK evaluation
Projection16PSK, //!< Phase comparator 16-PSK evaluation
nbProjectionTypes //!< Gives the number of projections in the enum
};
Projector(ProjectionType projectionType);
~Projector();
ProjectionType getProjectionType() const { return m_projectionType; }
void settProjectionType(ProjectionType projectionType) { m_projectionType = projectionType; }
void setCache(Real *cache) { m_cache = cache; }
void setCacheMaster(bool cacheMaster) { m_cacheMaster = cacheMaster; }
Real run(const Sample& s);
Real run(const std::complex<float>& s);
private:
static Real normalizeAngle(Real angle);
ProjectionType m_projectionType;
Real m_prevArg;
Real m_prevVal;
Real *m_cache;
bool m_cacheMaster;
};
#endif // SDRBASE_DSP_PROJECTOR_H