static fromJSON( data ) {

		return new RingGeometry( data.innerRadius, data.outerRadius, data.thetaSegments, data.phiSegments, data.thetaStart, data.thetaLength );

	}
Factory method for creating an instance of this class from the given
JSON object.

@param {Object} data - A JSON object representing the serialized geometry.
@return {RingGeometry} A new instance.