if (recursion == 0) {

                illumination = calculateIllumination(ray, ray.Intersection.NearestPrimitive);
                color *= illumination;

                return (1f - primitive.Material.Reflection) * color + primitive.Material.Reflection * primitive.Material.Color * primaryRay(reflectionRay, x, y, recursion + 1);
            }
            return primaryRay(reflectionRay, x, y, recursion + 1);
        }