viewController.swift

private func drawLndare() {
      let style = SLDStyleSet(viewC: globeView, useLayerNames: true, relativeDrawPriority: 100)
      let styleUrl = Bundle.main.url(forResource: "my-sld", withExtension: "sld")
      style!.loadSldURL(styleUrl)

      let tileSource = MaplyMBTileSource(mbTiles: "out")
      vecTiles = MapboxVectorTilesPagingDelegate(mbTiles: tileSource!, style: style!, viewC: globeView)
      layer = MaplyQuadPagingLayer(coordSystem: tileSource!.coordSys, delegate: vecTiles!)
      layer?.flipY = false
      //layer?.importance = 256*256
      //layer?.useTargetZoomLevel = true
      //layer?.singleLevelLoading = true
      globeView.add(layer!)
  }