src/GraphicsObjects/Vector4f.java
public Vector4f cross(Vector4f v)  
	{ 
    float u0 = (this.y*v.z - z*v.y);
    float u1 = (z*v.x - x*v.z);
    float u2 = (x*v.y - y*v.x);
    float u3 = 0; //ignoring this for now  
    return new Vector4f(u0,u1,u2,u3);
	}
// as we will not normally  be using 4 float vector  
as we will not normally  be using 4 float vector
as we will not normally be using 4 float vector
public Vector4f cross(Vector4f v)  
	{ 
    float u0 = (this.y*v.z - z*v.y);
    float u1 = (z*v.x - x*v.z);
    float u2 = (x*v.y - y*v.x);
    float u3 = 0; 
    return new Vector4f(u0,u1,u2,u3);
	}
public Vector4f cross ( Vector4f v ) { float u0 = ( this . y * v . z - z * v . y ) ; float u1 = ( z * v . x - x * v . z ) ; float u2 = ( x * v . y - y * v . x ) ; float u3 = 0 ; return new Vector4f ( u0 , u1 , u2 , u3 ) ; }
as we will not normally  be using 4 float vector
as we will not normally be using 4 float vector
//ignoring this for now  