complex.cpp

#include <iostream>
#include "complex.h"
#include <cmath>

template<typename T>
Complex<T>::Complex() {}

template<typename T>
Complex<T>::Complex(T r_, T i_) {
  r = r_;
  i = i_;
}

template<typename T>
void Complex<T>::display() {
  std::cout << r << " + " << i << "i" << std::endl;
}

template<typename T>
Complex<T> Complex<T>::operator+(const Complex<T>& c) const {
  Complex summed = Complex(0, 0);
  summed.r = r + c.r;
  summed.i = i + c.i;

  return summed;
}

template<typename T>
Complex<T> Complex<T>::operator-(const Complex<T>& c) const {
  return Complex(r - c.r, i - c.i);
}

template<typename T>
Complex<T> Complex<T>::operator/(float s) {
  return Complex<T>(r/s, i/s);
}

template<typename T>
void Complex<T>::operator+=(const Complex<T>& c) {
  r += c.r;
  i += c.i;
}

template<typename T>
void Complex<T>::operator-=(const Complex<T>& c) {
  r -= c.r;
  i -= c.i;
}

template<typename T>
void Complex<T>::operator*=(const Complex<T>& c) {
  r *= c.r;
  i *= c.i;
}


template<typename T>
T Complex<T>::magnitude_squared() {
  return r * r + i * i;
}

template<typename T>
T Complex<T>::magnitude() {
  return std::sqrt(magnitude_squared());
}

//template class Complex<long double>;
//template class Complex<double>;
//template class Complex<float>;
//template class Complex<int>;