mgardner.h

QAM module to use in Java with an easy interface and powerful performance

//---------------------------------------------------------------------------
//License: GNU
//
//    Modifided Gardner algorithm for symbol timing tracking
//
//    J-QAM sound card modem
//
//    Copyright (C) 2008  Jonti Olds
//
//
//
//    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, either 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 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 MGardnerH
#define MGardnerH
#include "Constants.h"
#include "Settings.h"
#include "DSP.h"
#include <vector>

#define GARDSHIFT 0.002

using namespace std;
//---------------------------------------------------------------------------
class MGardner
{
public:
        void __fastcall OffPointUpdate(PtComplex Point);
        void __fastcall OnPointUpdate(PtComplex Point);
        double GardError;
        double GardShift;
        __fastcall MGardner();
private:
        PtComplex y[3];
        vector <double> AveBuff;
        int AveBuffPtr;
        double AveSum;

};
#endif