cmpxpoly.h

digital filter designer s handbook header files

//
// File = cmpxpoly.h
//
#ifndef _CMPXPOLY_H_
#define _CMPXPOLY_H_  

#include <fstream.h>
#include "d_cmplx.h"


class CmplxPolynomial
{
public: 

  //  default constructor
  CmplxPolynomial( );
  
  //  copy constructor
  CmplxPolynomial( const CmplxPolynomial &original);
  
  // constructor for initializing a binomial
  CmplxPolynomial( const double_complex coeff_1,
                   const double_complex coeff_0);
                   
  // assignment operator
  CmplxPolynomial& operator= (const CmplxPolynomial &right);
  
  //  multiply assign operator
  CmplxPolynomial& operator*= (const CmplxPolynomial &right);
  
  // dump polynomial to an output stream
  void DumpToStream( ofstream* output_stream);
  
  // get degree of polynomial
  int CmplxPolynomial::GetDegree(void); 
  
  // return specified coefficient
  double_complex CmplxPolynomial::GetCoefficient(int k);

  friend class Polynomial;

private:
   
  int Degree;
  double_complex* Coefficient; 
}; 
#endif