text: /*global define*/
  define([
          '../Core/defined',
          '../Core/SphereOutlineGeometry'
      ], function(
          defined,
          SphereOutlineGeometry) {
      'use strict';
  
      return function(sphereGeometry, offset) {
          if (defined(offset)) {
              sphereGeometry = SphereOutlineGeometry.unpack(sphereGeometry, offset);
          }
          return SphereOutlineGeometry.createGeometry(sphereGeometry);
      };
  });
  