How to use the terriajs-cesium/Source/Core/Math.default.toDegrees function in terriajs-cesium

var bboxMinCoord1, bboxMinCoord2, bboxMaxCoord1, bboxMaxCoord2, urn;
      // We only support CRS84 and EPSG:4326
      if (parameter.crs.indexOf("crs84") !== -1) {
        // CRS84 uses long, lat rather that lat, long order.
        bboxMinCoord1 = CesiumMath.toDegrees(value.west);
        bboxMinCoord2 = CesiumMath.toDegrees(value.south);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.east);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.north);
        // Comfortingly known as WGS 84 longitude-latitude according to Table 3 in OGC 07-092r1.
        urn = "urn:ogc:def:crs:OGC:1.3:CRS84";
      } else {
        // The URN value urn:ogc:def:crs:EPSG:6.6:4326 shall mean the Coordinate Reference System (CRS) with code
        // 4326 specified in version 6.6 of the EPSG database available at http://www.epsg.org/. That CRS specifies
        // the axis order as Latitude followed by Longitude.
        // We don't know about other URN versions, so are going to return 6.6 regardless of what was requested.
        bboxMinCoord1 = CesiumMath.toDegrees(value.south);
        bboxMinCoord2 = CesiumMath.toDegrees(value.west);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.north);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.east);
        urn = "urn:ogc:def:crs:EPSG:6.6:4326";
      }

      return {
        inputType: "BoundingBoxData",
        inputValue:
          bboxMinCoord1 +
          "," +
          bboxMinCoord2 +
          "," +
          bboxMaxCoord1 +
          "," +
          bboxMaxCoord2 +

if (parameter.crs.indexOf("crs84") !== -1) {
        // CRS84 uses long, lat rather that lat, long order.
        bboxMinCoord1 = CesiumMath.toDegrees(value.west);
        bboxMinCoord2 = CesiumMath.toDegrees(value.south);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.east);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.north);
        // Comfortingly known as WGS 84 longitude-latitude according to Table 3 in OGC 07-092r1.
        urn = "urn:ogc:def:crs:OGC:1.3:CRS84";
      } else {
        // The URN value urn:ogc:def:crs:EPSG:6.6:4326 shall mean the Coordinate Reference System (CRS) with code
        // 4326 specified in version 6.6 of the EPSG database available at http://www.epsg.org/. That CRS specifies
        // the axis order as Latitude followed by Longitude.
        // We don't know about other URN versions, so are going to return 6.6 regardless of what was requested.
        bboxMinCoord1 = CesiumMath.toDegrees(value.south);
        bboxMinCoord2 = CesiumMath.toDegrees(value.west);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.north);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.east);
        urn = "urn:ogc:def:crs:EPSG:6.6:4326";
      }

      return {
        inputType: "BoundingBoxData",
        inputValue:
          bboxMinCoord1 +
          "," +
          bboxMinCoord2 +
          "," +
          bboxMaxCoord1 +
          "," +
          bboxMaxCoord2 +
          "," +
          urn

function launch(wmsCatalogItem, bbox) {
  // // At the moment just grab the screen extent
  // // Calculate view extent in degrees
  // const bbox = wmsCatalogItem.terria.currentViewer.getCurrentExtent();

  bbox.west = CesiumMath.toDegrees(bbox.west);
  bbox.south = CesiumMath.toDegrees(bbox.south);
  bbox.east = CesiumMath.toDegrees(bbox.east);
  bbox.north = CesiumMath.toDegrees(bbox.north);

  const query = {
    service: "WCS",
    request: "GetCoverage",
    version: "1.0.0",
    format: "GeoTIFF",
    crs: "EPSG:4326",
    width: 1024,
    height: Math.round((1024 * bbox.height) / bbox.width),
    coverage: wmsCatalogItem.linkedWcsCoverage,
    bbox: `${bbox.west},${bbox.south},${bbox.east},${bbox.north}`
  };

  if (defined(wmsCatalogItem.discreteTime)) {
    query.time = wmsCatalogItem.discreteTime.toISOString();

function launch(wmsCatalogItem, bbox) {
  // // At the moment just grab the screen extent
  // // Calculate view extent in degrees
  // const bbox = wmsCatalogItem.terria.currentViewer.getCurrentExtent();

  bbox.west = CesiumMath.toDegrees(bbox.west);
  bbox.south = CesiumMath.toDegrees(bbox.south);
  bbox.east = CesiumMath.toDegrees(bbox.east);
  bbox.north = CesiumMath.toDegrees(bbox.north);

  const query = {
    service: "WCS",
    request: "GetCoverage",
    version: "1.0.0",
    format: "GeoTIFF",
    crs: "EPSG:4326",
    width: 1024,
    height: Math.round((1024 * bbox.height) / bbox.width),
    coverage: wmsCatalogItem.linkedWcsCoverage,
    bbox: `${bbox.west},${bbox.south},${bbox.east},${bbox.north}`
  };

  if (defined(wmsCatalogItem.discreteTime)) {
    query.time = wmsCatalogItem.discreteTime.toISOString();
  }

function launch(wmsCatalogItem, bbox) {
  // // At the moment just grab the screen extent
  // // Calculate view extent in degrees
  // const bbox = wmsCatalogItem.terria.currentViewer.getCurrentExtent();

  bbox.west = CesiumMath.toDegrees(bbox.west);
  bbox.south = CesiumMath.toDegrees(bbox.south);
  bbox.east = CesiumMath.toDegrees(bbox.east);
  bbox.north = CesiumMath.toDegrees(bbox.north);

  const query = {
    service: "WCS",
    request: "GetCoverage",
    version: "1.0.0",
    format: "GeoTIFF",
    crs: "EPSG:4326",
    width: 1024,
    height: Math.round((1024 * bbox.height) / bbox.width),
    coverage: wmsCatalogItem.linkedWcsCoverage,
    bbox: `${bbox.west},${bbox.south},${bbox.east},${bbox.north}`
  };

functionParameterToInput: function(catalogFunction, parameter, value) {
      var bboxMinCoord1, bboxMinCoord2, bboxMaxCoord1, bboxMaxCoord2, urn;
      // We only support CRS84 and EPSG:4326
      if (parameter.crs.indexOf("crs84") !== -1) {
        // CRS84 uses long, lat rather that lat, long order.
        bboxMinCoord1 = CesiumMath.toDegrees(value.west);
        bboxMinCoord2 = CesiumMath.toDegrees(value.south);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.east);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.north);
        // Comfortingly known as WGS 84 longitude-latitude according to Table 3 in OGC 07-092r1.
        urn = "urn:ogc:def:crs:OGC:1.3:CRS84";
      } else {
        // The URN value urn:ogc:def:crs:EPSG:6.6:4326 shall mean the Coordinate Reference System (CRS) with code
        // 4326 specified in version 6.6 of the EPSG database available at http://www.epsg.org/. That CRS specifies
        // the axis order as Latitude followed by Longitude.
        // We don't know about other URN versions, so are going to return 6.6 regardless of what was requested.
        bboxMinCoord1 = CesiumMath.toDegrees(value.south);
        bboxMinCoord2 = CesiumMath.toDegrees(value.west);
        bboxMaxCoord1 = CesiumMath.toDegrees(value.north);
        bboxMaxCoord2 = CesiumMath.toDegrees(value.east);
        urn = "urn:ogc:def:crs:EPSG:6.6:4326";
      }

function addBoundingBox(requestData, rectangle) {
  requestData["box"] = {
    minLat: CesiumMath.toDegrees(rectangle.south),
    maxLon: CesiumMath.toDegrees(rectangle.east),
    maxLat: CesiumMath.toDegrees(rectangle.north),
    minLon: CesiumMath.toDegrees(rectangle.west)
  };
}

function positionToLatLng(position, prevLayer) {
  var cartographic = Ellipsoid.WGS84.cartesianToCartographic(
    position,
    cartographicScratch
  );

  let lon = CesiumMath.toDegrees(cartographic.longitude);
  if (prevLayer) {
    if (prevLayer._latlng.lng - lon > 180) {
      lon = lon + 360;
    } else if (prevLayer._latlng.lng - lon < -180) {
      lon = lon - 360;
    }
  }

  return L.latLng(CesiumMath.toDegrees(cartographic.latitude), lon);
}

function convertEntityPositionsToLatLons(positions) {
  var carts = Ellipsoid.WGS84.cartesianArrayToCartographicArray(positions);
  var latlngs = [];
  let lastLongitude = null;
  for (var p = 0; p < carts.length; p++) {
    let lon = CesiumMath.toDegrees(carts[p].longitude);

    if (lastLongitude - lon > 180) {
      lon = lon + 360;
    } else if (lastLongitude - lon < -180) {
      lon = lon - 360;
    }

    latlngs.push(L.latLng(CesiumMath.toDegrees(carts[p].latitude), lon));
    lastLongitude = lon;
  }
  return latlngs;
}

var rectangleToPolygonArray = function(rectangle) {
  var sw = Rectangle.southwest(rectangle),
    se = Rectangle.southeast(rectangle),
    nw = Rectangle.northwest(rectangle),
    ne = Rectangle.northeast(rectangle);
  return [
    [
      [CesiumMath.toDegrees(sw.longitude), CesiumMath.toDegrees(sw.latitude)],
      [CesiumMath.toDegrees(se.longitude), CesiumMath.toDegrees(se.latitude)],
      [CesiumMath.toDegrees(ne.longitude), CesiumMath.toDegrees(ne.latitude)],
      [CesiumMath.toDegrees(nw.longitude), CesiumMath.toDegrees(nw.latitude)],
      [CesiumMath.toDegrees(sw.longitude), CesiumMath.toDegrees(sw.latitude)]
    ]
  ];
};