    'baseColorFactor': [1, 1, 1, 1],
      'roughnessFactor': 0.,
      'metalnessFactor': 1,
      'outputSRGB': 0,
      'hsv': [0, 0, 0],
      'contrast': 1.5
    };

    var style =  {
      style: [
        {
          filter : true,
          renderPlugin,
          symbol: {
            bloom: false,
            // ssr: true,
            material: litMaterial,
            polygonOpacity: 1,
            polygonFill: {
              property : 'levels',
              default: '#fff',
              typ