absorbe

ex01/src/Fixed.cpp

@@ -0,0 +1,67 @@
+#include "Fixed.hpp"
+#include <iostream>
+#include <cmath>
+#include <ostream>
+
+Fixed::~Fixed()
+{
+	std::cout << "Destructor called" << std::endl;
+}
+
+Fixed::Fixed()
+{
+	std::cout << "Default constructor called" << std::endl;
+}
+
+Fixed::Fixed(const Fixed& src)
+{
+	std::cout << "Copy constructor called" << std::endl;
+	this->_value = src.getRawBits();
+}
+
+Fixed::Fixed(const int& src)
+{
+	std::cout << "Copy constructor called" << std::endl;
+	this->_value = src << this->_nb_bits;
+}
+
+Fixed::Fixed(const float& src)
+{
+	std::cout << "Copy constructor called" << std::endl;
+	this->_value = (int) roundf(src * (1 << this->_nb_bits));
+}
+
+Fixed& Fixed::operator=(const Fixed& src)
+{
+	std::cout << "Copy assignment operator called" << std::endl;
+	this->_value = src.getRawBits();
+	return (*this);
+}
+
+int Fixed::getRawBits() const
+{
+	std::cout << "getRawBits member function called" << std::endl;
+	return (this->_value);
+}
+
+void Fixed::setRawBits(const int raw)
+{
+	std::cout << "setRawBits member function called" << std::endl;
+	this->_value = raw;
+}
+
+float Fixed::toFloat(void) const
+{
+	return ((float) this->_value / (1 << this->_nb_bits));
+}
+
+int Fixed::toInt() const
+{
+	return ((int) (roundf(this->toFloat())));
+}
+
+std::ostream& operator<<(std::ostream &out, const Fixed& fixed)
+{
+	out << (fixed.toFloat());
+	return (out);
+}

ex01/src/Fixed.hpp

@@ -0,0 +1,29 @@
+#ifndef FIXED_H
+# define FIXED_H
+
+# include <ostream>
+
+class Fixed
+{
+	private:
+		int _value;
+		static const int _nb_bits = 8;
+
+	public:
+		Fixed();
+		Fixed(const Fixed& src);
+		Fixed(const int &n);
+		Fixed(const float &f);
+		~Fixed();
+
+		Fixed &operator=(const Fixed& src);
+		
+		int getRawBits( void ) const;
+		void setRawBits( int const raw );
+		float toFloat(void) const ;
+		int toInt(void) const ;
+};
+
+std::ostream& operator << (std::ostream &out, const Fixed& fixed); 
+
+#endif

ex01/src/main.cpp

@@ -0,0 +1,20 @@
+#include "Fixed.hpp"
+#include <iostream>
+
+int main( void ) {
+	Fixed a;
+	Fixed const b( 10 );
+	Fixed const c( 42.42f );
+	Fixed const d( b );
+	a = Fixed( 1234.4321f );
+	std::cout << "a is " << a << std::endl;
+	std::cout << "b is " << b << std::endl;
+	std::cout << "c is " << c << std::endl;
+	std::cout << "d is " << d << std::endl;
+	std::cout << "a is " << a.toInt() << " as integer" << std::endl;
+	std::cout << "b is " << b.toInt() << " as integer" << std::endl;
+	std::cout << "c is " << c.toInt() << " as integer" << std::endl;
+	std::cout << "d is " << d.toInt() << " as integer" << std::endl;
+	
+	return 0;
+}