vector.cc

#include "vector.hh"

vector::vector(float x, float y, float z):
	x(x),
	y(y),
	z(z)
{
}

vector::~vector()
{
}

vector&
vector::operator+=(const vector& v)
{
	x += v.x;
	y += v.y;
	z += v.z;
	return *this;
}

vector
operator+(const vector& a, const vector& b)
{
	vector t(a);
	return t += b;
}

vector&
vector::operator-=(const vector& v)
{
	x -= v.x;
	y -= v.y;
	z -= v.z;
	return *this;
}

vector
operator-(const vector& a, const vector& b)
{
	vector t(a);
	return t -= b;
}

vector&
vector::operator*=(double d)
{
	x *= d;
	y *= d;
	z *= d;
	return *this;
}

vector
operator*(const vector& a, double d)
{
	vector t(a);
	return t *= d;
}

vector
operator*(double d, const vector& a)
{
	vector t(a);
	return t *= d;
}

vector&
vector::operator/=(double d)
{
	x /= d;
	y /= d;
	z /= d;
	return *this;
}

vector
operator/(const vector& a, double d)
{
	vector t(a);
	return t /= d;
}

vector
operator/(double d, const vector& a)
{
	vector t(a);
	return t /= d;
}