code: function(attributeName, skip) {
          var skipDequantization = true;
          if (typeof skip !== 'undefined')
            skipDequantization = skip;
          this.getAttributeOptions(attributeName).skipDequantization =
              skipDequantization;
      }
docs: Skips dequantization for a specific attribute.
  |attributeName| is the THREE.js name of the given attribute type.
  The only currently supported |attributeName| is 'position', more may be
  added in future.