Complex type

Data Structures
struct	_cplx_
Defines
#define	cplx(r, i)   { r, i }
#define	creal(c)   ((c).r)
#define	cimag(c)   ((c).i)
#define	__it_abs(x)   (((x)>=0)?(x):(-x))
#define	cplx_swap(a, b)   __cplx_swap(&a, &b)
#define	cplx_zero   cplx_0
#define	cplx_one   cplx_1
Typedefs
typedef struct _cplx_	cplx
Functions
static cplx	cadd (cplx a, cplx b)
static cplx	csub (cplx a, cplx b)
static cplx	cmul (cplx a, cplx b)
static cplx	cscale (cplx a, double b)
static cplx	cdiv (cplx a, cplx b)
static cplx	cconj (cplx a)
static cplx	cneg (cplx a)
static cplx	cinv (cplx a)
static int	ceq (cplx a, cplx b)
static double	cnorm (cplx a)
static double	cang (cplx a)
static void	__cplx_swap (cplx *a, cplx *b)
Variables
cplx const	cplx_0
cplx const	cplx_1
cplx const	cplx_I

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Detailed Description

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Define Documentation

#define __it_abs

(

x

)

(((x)>=0)?(x):(-x))

Definition at line 46 of file cplx.h.

Referenced by cdiv(), cinv(), and cnorm().

#define cimag

(

c

)

((c).i)

Definition at line 45 of file cplx.h.

Referenced by bvec_to_cvec(), cmat_mean(), cvec_abssqr(), cvec_new_1N(), cvec_new_range(), cvec_new_reverse(), cvec_new_unit_roots(), cvec_reverse(), it_fdft(), it_fzt(), it_read_cplx(), it_vfprintf(), ivec_to_cvec(), main(), mat_eig(), mat_h2rs(), and vec_to_cvec().

#define cplx	(	r,
		i		)	{ r, i }

Definition at line 43 of file cplx.h.

Referenced by main().

#define cplx_one   cplx_1

Definition at line 218 of file cplx.h.

#define cplx_swap	(	a,
		b		)	__cplx_swap(&a, &b)

Definition at line 210 of file cplx.h.

Referenced by cplx_array_bitrev_permute().

#define cplx_zero   cplx_0

Definition at line 217 of file cplx.h.

#define creal

(

c

)

((c).r)

Definition at line 44 of file cplx.h.

Referenced by bvec_copy_from_cvec(), bvec_to_cvec(), cmat_mean(), cvec_abssqr(), cvec_decr_real(), cvec_incr_real(), cvec_new_1N(), cvec_new_range(), cvec_new_reverse(), cvec_new_unit_roots(), cvec_reverse(), it_fdft(), it_fzt(), it_idft_real(), it_read_cplx(), it_vfprintf(), ivec_copy_from_cvec(), ivec_to_cvec(), mat_eig(), mat_h2rs(), vec_copy_from_cvec(), and vec_to_cvec().

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Typedef Documentation

typedef struct _cplx_ cplx

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Function Documentation

static void __cplx_swap	(	cplx *	a,
		cplx *	b
	)			[inline, static]

Definition at line 201 of file cplx.h.

References _cplx_::i, and _cplx_::r.

static cplx cadd	(	cplx	a,
		cplx	b
	)			[inline, static]

Definition at line 48 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by __fft_dif(), __ifft_dit(), cmat_col_sum(), cmat_cvec_mul(), cmat_diag_sum(), cmat_elem_add(), cmat_incr(), cmat_new_mul(), cmat_sum(), cmat_vec_mul(), cvec_add(), cvec_arithm(), cvec_cum_sum(), cvec_incr(), cvec_new_arithm(), cvec_sum(), cvec_sum_between(), it_sdft(), it_sidft(), and main().

static double cang

(

cplx

a

)

[inline, static]

Definition at line 166 of file cplx.h.

References _cplx_::i, M_PI, and _cplx_::r.

Referenced by it_fzt(), and main().

static cplx cconj

(

cplx

a

)

[inline, static]

Definition at line 102 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by cvec_conj(), cvec_conj_mul(), and main().

static cplx cdiv	(	cplx	a,
		cplx	b
	)			[inline, static]

Definition at line 79 of file cplx.h.

References __it_abs, _cplx_::i, and _cplx_::r.

Referenced by cmat_div_by(), cmat_elem_div(), cvec_div(), and main().

static int ceq	(	cplx	a,
		cplx	b
	)			[inline, static]

Definition at line 140 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by cvec_count(), cvec_distance_hamming(), cvec_div_by(), cvec_eq(), cvec_find(), cvec_find_first(), and cvec_replace().

static cplx cinv

(

cplx

a

)

[inline, static]

Definition at line 118 of file cplx.h.

References __it_abs, _cplx_::i, and _cplx_::r.

Referenced by cvec_div_by(), and it_fzt().

static cplx cmul	(	cplx	a,
		cplx	b
	)			[inline, static]

Definition at line 62 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by __fft_dif(), __ifft_dit(), _fft(), _ifft(), cmat_cvec_mul(), cmat_elem_mul(), cmat_inv(), cmat_mul_by(), cmat_new_mul(), cvec_conj_mul(), cvec_div_by(), cvec_geom(), cvec_mul(), cvec_mul_by(), cvec_new_geom(), it_fdft(), it_fzt(), it_sdft(), it_sidft(), and main().

static cplx cneg

(

cplx

a

)

[inline, static]

Definition at line 110 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by cvec_neg().

static double cnorm

(

cplx

a

)

[inline, static]

Definition at line 145 of file cplx.h.

References __it_abs, _cplx_::i, and _cplx_::r.

Referenced by cmat_inv(), cvec_eq_tol(), cvec_new_abs(), it_fzt(), and main().

static cplx cscale	(	cplx	a,
		double	b
	)			[inline, static]

Definition at line 71 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by cmat_vec_mul(), it_fdft(), and it_fzt().

static cplx csub	(	cplx	a,
		cplx	b
	)			[inline, static]

Definition at line 54 of file cplx.h.

References _cplx_::i, and _cplx_::r.

Referenced by __fft_dif(), __ifft_dit(), cmat_decr(), cmat_elem_sub(), cmat_inv(), cvec_decr(), cvec_eq_tol(), and cvec_sub().

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Variable Documentation

cplx const cplx_0

Definition at line 31 of file cplx.c.

Referenced by cmat_col_sum(), cmat_diag_sum(), cmat_eye(), cmat_inv(), cmat_new_zeros(), cmat_sum(), cmat_zeros(), cvec_div_by(), cvec_fft_autocorr(), cvec_fft_conv(), cvec_fft_corr(), cvec_new_zeros(), cvec_sum(), cvec_sum_between(), cvec_zeros(), it_fdft(), it_fzt(), it_sdft(), it_sidft(), main(), parser_get_cplx(), and parser_get_cplx_verbose().

cplx const cplx_1

Definition at line 32 of file cplx.c.

Referenced by cmat_eye(), cmat_new_ones(), cmat_ones(), cvec_new_ones(), cvec_ones(), fft_init(), it_fdft(), it_fzt(), and main().

cplx const cplx_I

Definition at line 33 of file cplx.c.

Referenced by main().