def scatter(self, ray, rec, srec):
reflected = ray.dir.unit_vector().reflect(rec.normal)
srec.specular_ray = Ray(rec.p, reflected + self.fuzz * Vec3.random_in_unit_sphere())
srec.attenuation = self.a
srec.is_specular = True
srec.pdf_ptr = 0
return True
def scatter(self, ray, rec, attenuation, scattered):
scattered.replace_values(Ray(rec.p, Vec3.random_in_unit_sphere(), ray.time))
attenuation.replace_values(self.albedo.value(rec.u, rec.v, rec.p))
return True
