jens
290fd5f5e0
git-svn-id: http://moon:8086/svn/software/trunk/libsrc/radio@1 b431acfa-c32f-4a4a-93f1-934dc6c82436
81 lines
2.6 KiB
C
Executable File
81 lines
2.6 KiB
C
Executable File
// --------------------------------------------------------------
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#ifndef CPX_H
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#define CPX_H
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#include "radio_types.h"
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// --------------------------------------------------------------
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// Types
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// --------------------------------------------------------------
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typedef struct _cpx_t
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{
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radio_float_t imag, real;
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} cpx_t;
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typedef struct _cpx_arr_t
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{
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uint32_t size;
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radio_float_t *imag, *real;
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} cpx_arr_t;
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// --------------------------------------------------------------
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#ifdef __cplusplus
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extern "C" {
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#endif
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// --------------------------------------------------------------
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// Complex Functions
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// --------------------------------------------------------------
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// Scalar
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cpx_t CpxConjS(cpx_t v1);
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cpx_t CpxAddS(cpx_t v1, cpx_t v2);
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cpx_t CpxSubS(cpx_t v1, cpx_t v2);
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cpx_t CpxMulS(cpx_t v1, cpx_t v2);
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cpx_t CpxScaleRealS(cpx_t v1, radio_float_t v2);
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cpx_t CpxScaleComplexS(cpx_t x, cpx_t gain);
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cpx_t CpxFromReal(radio_float_t v1);
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cpx_t Cpx(radio_float_t real, radio_float_t imag);
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cpx_t CpxMinS(cpx_t x1, cpx_t x2);
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cpx_t CpxMaxS(cpx_t x1, cpx_t x2);
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radio_float_t CpxMagS(cpx_t v1);
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radio_float_t CpxPhiS(cpx_t v1);
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radio_float_t cpxPowerDB(cpx_t v1, radio_float_t preScale);
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// Vector
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void CpxCopy(cpx_t *pSrc, cpx_t *pDst, uint32_t len);
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void CpxConj(cpx_t *pSrcDst, uint32_t len);
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void CpxAdd(cpx_t *pSrc, cpx_t *pSrcDst, uint32_t len);
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void CpxSub(cpx_t *pSrc, cpx_t *pSrcDst, uint32_t len);
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void CpxMul(cpx_t *pSrc1, cpx_t *pSrc2, cpx_t *pDst, uint32_t len);
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void CpxScale(cpx_t *pSrc1, cpx_t src2, cpx_t *pDst, uint32_t len);
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cpx_t CpxMulAdd(cpx_t sum, cpx_t *pSrc1, cpx_t *pSrc2, uint32_t len);
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cpx_t CpxMulRealAdd(cpx_t sum, cpx_t *pSrc1, radio_float_t *pSrc2, uint32_t len);
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radio_float_t CpxMag(cpx_t *pSrc);
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radio_float_t CpxPhi(cpx_t *pSrc);
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cpx_t csum(cpx_t *pSrc, int len);
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cpx_t cmean(cpx_t *pSrc, int len);
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// --------------------------------------------------------------
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#define _cpxMulB4_blockSize 4
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#define _cpxMulB1_blockSize 1
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void _cpxMulB4
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(
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radio_float_t pV1_real[_cpxMulB4_blockSize], radio_float_t pV1_imag[_cpxMulB4_blockSize],
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radio_float_t pV2_real[_cpxMulB4_blockSize], radio_float_t pV2_imag[_cpxMulB4_blockSize],
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radio_float_t pRes_real[_cpxMulB4_blockSize], radio_float_t pRes_imag[_cpxMulB4_blockSize]
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);
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void _cpxMulB1
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(
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radio_float_t *pV1_real, radio_float_t *pV1_imag,
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radio_float_t *pV2_real, radio_float_t *pV2_imag,
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radio_float_t *pRes_real, radio_float_t *pRes_imag
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);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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// --------------------------------------------------------------
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#endif // CPX_H
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