gmentShader: ringShield.fragmentShaderSource,
                blending: THREE.AdditiveBlending,
                depthWrite: !1,
                depthTest: !0,
                side: THREE.DoubleSide,
                transparent: !0,
                fog: !0
            });
            return material;
        }



        function initGui() {
            var params = {
                add: true,
                color: material.uniforms.color.value.getStyle(),
                show: true,
                altitu