#ifndef __QUATERNION_H
#define __QUATERNION_H

#include <iostream>
#include <cmath>
#include <SDL_opengl.h>

#include "emath.h"

class Quaternion {
	private:
		float w;
		float x,y,z;
	public:
		Quaternion();
		void createFromRotation(float, float, float, float);
		

		void createGlMatrix(GLfloat*);
		Punkt3D getDirectionVector();
		Punkt3D getDirectionVector(GLfloat*);
		
		Quaternion operator*(const Quaternion&);
		

};

void glMultMatrixf(Quaternion);

#endif