#ifndef GPS_SDR_SIGNAL_PROCESSING_H_
#define GPS_SDR_SIGNAL_PROCESSING_H_

//#include "gps_sdr_defines.h"

#include "GPS_L1_CA.h"

#include <complex>
#include <iostream>

///*
// * Signal processing functions from gps-sdr.
// */
//
///*----------------------------------------------------------------------------------------------*/
///*! @ingroup STRUCTS
// *  @brief Define the CPX structure, used in the Fine_Acquisition FFT */
//typedef struct CPX
//{
//	int16 i;	//!< Real value
//	int16 q;	//!< Imaginary value
//} CPX;
//
///*! \ingroup STRUCTS
// *	@brief Format of complex accumulations */
//typedef struct CPX_ACCUM {
//
//	int32 i;	//!< Inphase (real)
//	int32 q;	//!< Quadrature (imaginary)
//
//} CPX_ACCUM;
//
//
///*! \ingroup STRUCTS
// *
// */
//typedef struct MIX {
//
//	int16 i;	//!< Inphase (real)
//	int16 nq;	//!< Quadrature (imaginary)
//	int16 q;	//!< Quadrature (imaginary)
//	int16 ni;	//!< Inphase (real)
//
//} MIX;
/*----------------------------------------------------------------------------------------------*/

void code_gen_conplex(std::complex<float>* _dest, signed int _prn, unsigned int _chip_shift);
void code_gen_complex_sampled(std::complex<float>* _dest, unsigned int _prn, signed int _fs, unsigned int _chip_shift);
//signed int code_gen(CPX *_dest, signed int _prn);
//void sine_gen(CPX *_dest, double _f, double _fs, signed int _samps);
void sine_gen_complex(std::complex<float>* _dest, double _f, double _fs, unsigned int _samps);
//void sine_gen(CPX *_dest, double _f, double _fs, signed int _samps, double _p);
//void wipeoff_gen(MIX *_dest, double _f, double _fs, signed int _samps);
//void downsample(CPX *_dest, CPX *_source, double _fdest, double _fsource, signed int _samps);
//void init_agc(CPX *_buff, signed int _samps, signed int bits, signed int *scale);
//signed int run_agc(CPX *_buff, signed int _samps, signed int bits, signed int scale);

#endif /* GPS_SDR_SIGNAL_PROCESSING_H_ */