nuclear@3: #ifndef VMATH_H_
nuclear@3: #define VMATH_H_
nuclear@3: 
nuclear@3: class Vector2 {
nuclear@3: public:
nuclear@3: 	float x, y;
nuclear@3: 
nuclear@3: 	Vector2() : x(0), y(0) {}
nuclear@3: 	Vector2(float xa, float ya) : x(xa), y(ya) {}
nuclear@3: 
nuclear@3: 	float &operator [](int idx) { return (&x)[idx]; }
nuclear@3: 	const float &operator [](int idx) const { return (&x)[idx]; }
nuclear@3: };
nuclear@3: 
nuclear@3: class Vector3 {
nuclear@3: public:
nuclear@3: 	float x, y, z;
nuclear@3: 
nuclear@3: 	Vector3() : x(0), y(0), z(0) {}
nuclear@3: 	Vector3(float xa, float ya, float za) : x(xa), y(ya), z(za) {}
nuclear@3: 
nuclear@3: 	float &operator [](int idx) { return (&x)[idx]; }
nuclear@3: 	const float &operator [](int idx) const { return (&x)[idx]; }
nuclear@3: };
nuclear@3: 
nuclear@3: class Vector4 {
nuclear@3: public:
nuclear@3: 	float x, y, z, w;
nuclear@3: 
nuclear@3: 	Vector4() : x(0), y(0), z(0), w(0) {}
nuclear@3: 	Vector4(float xa, float ya, float za, float wa) : x(xa), y(ya), z(za), w(wa) {}
nuclear@3: 
nuclear@3: 	float &operator [](int idx) { return (&x)[idx]; }
nuclear@3: 	const float &operator [](int idx) const {  return (&x)[idx]; }
nuclear@3: };
nuclear@3: 
nuclear@3: #endif	// VMATH_H_