Generates a Unit Vector, given degrees.

public void SetForwardDirectionToRotation() {
        ForwardDirection.x = (float) Math.cos(YRotation * MathUtils.degreesToRadians);
        ForwardDirection.z = (float) Math.sin(YRotation * MathUtils.degreesToRadians);
        // System.out.println("YRotation: " + YRotation);
        // System.out.println("ForwardDirectionX: " + ForwardDirection.x +
        // " ForwardDirectionZ: " + ForwardDirection.z);
    }

    public void SetUpDirectionToRotation() {
        //Rotate the Up Direction on the X.
        UpDirection.y = (float) Math.sin(XRotation * MathUtils.degreesToRadians);
        UpDirection.z = (float) Math.cos(XRotation * MathUtils.degreesToRadians);
        // System.out.println("XRotation: " + XRotation);
        // System.out.println("UpDirectionZ: " + UpDirection.z +
        // " UpDirectionY: " + UpDirection.y);
    }