// --------------------------------------------------------------
#ifndef CPX_H
#define	CPX_H

#include "radio_types.h"
// --------------------------------------------------------------
// Types
// --------------------------------------------------------------
typedef struct _cpx_t
{
	radio_float_t imag, real;

} cpx_t;

typedef struct _cpx_arr_t
{
	uint32_t size;
	radio_float_t *imag, *real;

} cpx_arr_t;

// --------------------------------------------------------------
#ifdef __cplusplus
extern "C" {
#endif

// --------------------------------------------------------------
// Complex Functions
// --------------------------------------------------------------
// Scalar
cpx_t CpxConjS(cpx_t v1);
cpx_t CpxAddS(cpx_t v1, cpx_t v2);
cpx_t CpxSubS(cpx_t v1, cpx_t v2);
cpx_t CpxMulS(cpx_t v1, cpx_t v2);
cpx_t CpxScaleRealS(cpx_t v1, radio_float_t v2);
cpx_t CpxScaleComplexS(cpx_t x, cpx_t gain);
cpx_t CpxFromReal(radio_float_t v1);
cpx_t Cpx(radio_float_t real, radio_float_t imag);
cpx_t CpxMinS(cpx_t x1, cpx_t x2);
cpx_t CpxMaxS(cpx_t x1, cpx_t x2);
radio_float_t CpxMagS(cpx_t v1);
radio_float_t CpxPhiS(cpx_t v1);
radio_float_t cpxPowerDB(cpx_t v1, radio_float_t preScale);

// Vector
void CpxCopy(cpx_t *pSrc, cpx_t *pDst, uint32_t len);
void CpxConj(cpx_t *pSrcDst, uint32_t len);
void CpxAdd(cpx_t *pSrc, cpx_t *pSrcDst, uint32_t len);
void CpxSub(cpx_t *pSrc, cpx_t *pSrcDst, uint32_t len);
void CpxMul(cpx_t *pSrc1, cpx_t *pSrc2, cpx_t *pDst, uint32_t len);
void CpxScale(cpx_t *pSrc1, cpx_t src2, cpx_t *pDst, uint32_t len);
cpx_t CpxMulAdd(cpx_t sum, cpx_t *pSrc1, cpx_t *pSrc2, uint32_t len);
cpx_t CpxMulRealAdd(cpx_t sum, cpx_t *pSrc1, radio_float_t *pSrc2, uint32_t len);
radio_float_t CpxMag(cpx_t *pSrc);
radio_float_t CpxPhi(cpx_t *pSrc);

cpx_t csum(cpx_t *pSrc, int len);
cpx_t cmean(cpx_t *pSrc, int len);

// --------------------------------------------------------------
#define _cpxMulB4_blockSize		4
#define _cpxMulB1_blockSize		1
void _cpxMulB4
	(
		radio_float_t pV1_real[_cpxMulB4_blockSize], radio_float_t pV1_imag[_cpxMulB4_blockSize],
		radio_float_t pV2_real[_cpxMulB4_blockSize], radio_float_t pV2_imag[_cpxMulB4_blockSize],
		radio_float_t pRes_real[_cpxMulB4_blockSize], radio_float_t pRes_imag[_cpxMulB4_blockSize]
	);
void _cpxMulB1
	(
		radio_float_t *pV1_real, radio_float_t *pV1_imag,
		radio_float_t *pV2_real, radio_float_t *pV2_imag,
		radio_float_t *pRes_real, radio_float_t *pRes_imag
	);
#ifdef __cplusplus
}
#endif // __cplusplus

// --------------------------------------------------------------
#endif // CPX_H