r',
                        name: 'Fresnel',
                        min: 0,
                        max: 3,
                        step: 0.01,
                        value: darkPlanet.uniforms.fresnelPower.value,
                        callback: value => {
                            darkPlanet.uniforms.fresnelPower.value = value;
                            abstractCube.uniforms.fresnelPower.value = value;
                        }
                    },
                    {
                        ty