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/*@@
@header cctk_Complex.h
@date Tue Dec 14 12:28:05 1999
@author Tom Goodale
@desc
Prototypes for complex numbers.
@enddesc
@version $Header$
@@*/
#ifndef _CCTK_COMPLEX_H_
#define _CCTK_COMPLEX_H_
#ifdef __cplusplus
extern "C"
{
#endif
/* macro to declare a set of complex functions for a given precision */
#define DECLARE_CMPLX_FUNCTIONS(CCTK_Cmplx, cctk_real, cctk_complex) \
cctk_complex CCTK_Cmplx (cctk_real Re, cctk_real Im); \
cctk_real CCTK_Cmplx##Real (cctk_complex complex_number); \
cctk_real CCTK_Cmplx##Imag (cctk_complex complex_number); \
cctk_complex CCTK_Cmplx##Conjg (cctk_complex complex_number); \
cctk_real CCTK_Cmplx##Abs (cctk_complex complex_number); \
cctk_complex CCTK_Cmplx##Add (cctk_complex a, cctk_complex b); \
cctk_complex CCTK_Cmplx##Sub (cctk_complex a, cctk_complex b); \
cctk_complex CCTK_Cmplx##Mul (cctk_complex a, cctk_complex b); \
cctk_complex CCTK_Cmplx##Div (cctk_complex a, cctk_complex b); \
cctk_complex CCTK_Cmplx##Sin (cctk_complex complex_number); \
cctk_complex CCTK_Cmplx##Cos (cctk_complex complex_number); \
cctk_complex CCTK_Cmplx##Exp (cctk_complex complex_number); \
cctk_complex CCTK_Cmplx##Sqrt (cctk_complex complex_number);
/* declare complex functions for all available precisions */
#ifdef CCTK_REAL4
DECLARE_CMPLX_FUNCTIONS (CCTK_Cmplx8, CCTK_REAL4, CCTK_COMPLEX8)
#endif
#ifdef CCTK_REAL8
DECLARE_CMPLX_FUNCTIONS (CCTK_Cmplx16, CCTK_REAL8, CCTK_COMPLEX16)
#endif
#ifdef CCTK_REAL16
DECLARE_CMPLX_FUNCTIONS (CCTK_Cmplx32, CCTK_REAL16, CCTK_COMPLEX32)
#endif
/* declare the default precision complex functions as #define'd macros */
#ifdef CCTK_REAL_PRECISION_4
#define CCTK_Cmplx CCTK_Cmplx8
#define CCTK_CmplxReal CCTK_Cmplx8Real
#define CCTK_CmplxImag CCTK_Cmplx8Imag
#define CCTK_CmplxConjg CCTK_Cmplx8Conjg
#define CCTK_CmplxAbs CCTK_Cmplx8Abs
#define CCTK_CmplxAdd CCTK_Cmplx8Add
#define CCTK_CmplxSub CCTK_Cmplx8Sub
#define CCTK_CmplxMul CCTK_Cmplx8Mul
#define CCTK_CmplxDiv CCTK_Cmplx8Div
#define CCTK_CmplxDiv CCTK_Cmplx8Sin
#define CCTK_CmplxDiv CCTK_Cmplx8Cos
#define CCTK_CmplxDiv CCTK_Cmplx8Exp
#define CCTK_CmplxDiv CCTK_Cmplx8Sqrt
#elif CCTK_REAL_PRECISION_8
#define CCTK_Cmplx CCTK_Cmplx16
#define CCTK_CmplxReal CCTK_Cmplx16Real
#define CCTK_CmplxImag CCTK_Cmplx16Imag
#define CCTK_CmplxConjg CCTK_Cmplx16Conjg
#define CCTK_CmplxAbs CCTK_Cmplx16Abs
#define CCTK_CmplxAdd CCTK_Cmplx16Add
#define CCTK_CmplxSub CCTK_Cmplx16Sub
#define CCTK_CmplxMul CCTK_Cmplx16Mul
#define CCTK_CmplxDiv CCTK_Cmplx16Div
#define CCTK_CmplxDiv CCTK_Cmplx16Sin
#define CCTK_CmplxDiv CCTK_Cmplx16Cos
#define CCTK_CmplxDiv CCTK_Cmplx16Exp
#define CCTK_CmplxDiv CCTK_Cmplx16Sqrt
#elif CCTK_REAL_PRECISION_16
#define CCTK_Cmplx CCTK_Cmplx32
#define CCTK_CmplxReal CCTK_Cmplx32Real
#define CCTK_CmplxImag CCTK_Cmplx32Imag
#define CCTK_CmplxConjg CCTK_Cmplx32Conjg
#define CCTK_CmplxAbs CCTK_Cmplx32Abs
#define CCTK_CmplxAdd CCTK_Cmplx32Add
#define CCTK_CmplxSub CCTK_Cmplx32Sub
#define CCTK_CmplxMul CCTK_Cmplx32Mul
#define CCTK_CmplxDiv CCTK_Cmplx32Div
#define CCTK_CmplxDiv CCTK_Cmplx32Sin
#define CCTK_CmplxDiv CCTK_Cmplx32Cos
#define CCTK_CmplxDiv CCTK_Cmplx32Exp
#define CCTK_CmplxDiv CCTK_Cmplx32Sqrt
#endif
#ifdef __cplusplus
}
#endif
#endif /* __CCTK_COMPLEX_H_ */
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