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Use my own fractions

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Micke Nordin 2020-04-18 16:57:06 +02:00
parent 641c03b0a4
commit 2590da865a
1 changed files with 33 additions and 17 deletions
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50
cnumber.hpp
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@ -1,59 +1,76 @@
#include <iostream> #include <iostream>
#include "../fractions/fractions.hpp"
using namespace std; using namespace std;
class cnumber { class cnumber {
private: private:
float r, i; fraction r, i;
bool signr, signi; bool signr, signi;
bool get_sign(int i) { bool get_sign(const fraction &q) {
return (i >= 0); return q.sign();
} }
public: public:
// Constructor // Constructor
cnumber(int a, int b) { cnumber(const fraction &a, const fraction &b) {
r = a; r = a;
i = b; i = b;
signr = get_sign(r); signr = get_sign(r);
signi = get_sign(i); signi = get_sign(i);
} }
cnumber(float a, float b) { cnumber(int a, int b) {
r = a; fraction qa(a);
i = b; fraction qb(b);
r = qa;
i = qb;
signr = get_sign(r);
signi = get_sign(i);
}
cnumber(double a, double b) {
fraction qa(a);
fraction qb(b);
r = qa;
i = qb;
signr = get_sign(r); signr = get_sign(r);
signi = get_sign(i); signi = get_sign(i);
} }
cnumber(const cnumber &z) { cnumber(const cnumber &z) {
r = z.r; r = z.r;
i = z.i; i = z.i;
signr = z.signr; signr = z.signr;
signi = z.signi; signi = z.signi;
} }
// Member functions // Member functions
cnumber conjugate() const { cnumber conjugate() const {
cnumber z(this->r, this->i * -1); cnumber z(fraction(this->r.get_n(),this->r.get_d()),fraction(this->i.get_n() * -1, this->i.get_d()));
return z; return z;
} }
// Operators // Operators
cnumber operator+(const cnumber &that) { cnumber operator+(const cnumber &that) const {
cnumber z(this->r + that.r, this->i + that.i); cnumber z(this->r + that.r, this->i + that.i);
return z; return z;
} }
cnumber operator-(const cnumber &that) { cnumber operator-(const cnumber &that) const {
cnumber z(this->r - that.r, this->i - that.i); cnumber z(this->r - that.r, this->i - that.i);
return z; return z;
} }
cnumber operator*(const cnumber &that) { cnumber operator*(const int i) const {
cnumber that(i,0);
cnumber z( *this * that);
return z;
}
cnumber operator*(const fraction &dec) const {
cnumber that(dec,0);
cnumber z( *this * that);
return z;
}
cnumber operator*(const cnumber &that) const {
cnumber z( (this->r * that.r ) - (this->i * that.i) , (this->r * that.i) + (that.r * this->i) ); cnumber z( (this->r * that.r ) - (this->i * that.i) , (this->r * that.i) + (that.r * this->i) );
return z; return z;
} }
cnumber operator/(const cnumber &that) { cnumber operator/(const cnumber &that) const {
cnumber numerator( (this->r * that.r ) - (this->i * ( that.i * -1)) , (this->r * (that.i * -1)) + (that.r * this->i) ); cnumber numerator( (this->r * that.r ) - (this->i * ( that.i * -1)) , (this->r * (that.i * -1)) + (that.r * this->i) );
cnumber denominator( (that.r * that.r ) - (that.i * ( that.i * -1)) , (that.r * (that.i * -1)) + (that.r * that.i) ); cnumber denominator( (that.r * that.r ) - (that.i * ( that.i * -1)) , (that.r * (that.i * -1)) + (that.r * that.i) );
cnumber ratio(numerator.r / denominator.r, numerator.i / denominator.r); cnumber ratio(numerator.r / denominator.r, numerator.i / denominator.r);
@ -86,6 +103,5 @@ class cnumber {
signr = z.signr; signr = z.signr;
signi = z.signi; signi = z.signi;
} }
}; };