elliptic_iir.cpp File Reference

#include <iostream>
#include <fstream>
#include <spuc/spuc_defines.h>
#include <cmath>
#include <cfloat>
#include <spuc/complex.h>
#include <spuc/elliptic_iir.h>

Include dependency graph for elliptic_iir.cpp:

Namespaces
namespace	SPUC
namespace	std
Defines
#define	MACHEP   2.0 *FLT_MIN
#define	ROOTMAX   FLT_MAX
Functions
void	SPUC::elliptic_iir (iir_coeff &filt, float_type fcd, float_type fstop, float_type stopattn, float_type ripple)
	Calculate coefficients for IIR assuming elliptic frequency response.
float_type	SPUC::lamda_plane (float_type k, float_type m, int n, float_type eps)
	get roots in Lamda plane
void	SPUC::s_plane (smart_array< complex< float_type > > roots, smart_array< complex< float_type > > zeros, int n, float_type u, float_type m, float_type k, float_type Kk, float_type wc)
	calculate s plane poles and zeros
int	SPUC::ellpj (float_type u, float_type m, float_type &sn, float_type &cn, float_type &dn)
float_type	SPUC::ellik (float_type phi, float_type k)
float_type	SPUC::ellpk (float_type k)
float_type	SPUC::msqrt (float_type u)
	modulus from ratio of K/K'

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Define Documentation

#define MACHEP   2.0 *FLT_MIN

Author:

Tony Kirke

#define ROOTMAX   FLT_MAX

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