The crossOrigin attribute for loaded images. Note that
you must provide a crossOrigin value if you are using the WebGL renderer or if you want to
access pixel data with the Canvas renderer. See
https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_enabled_image for more detail.
maxZoom
number
19
Max zoom.
opaque
boolean
true
Whether the layer is opaque.
reprojectionErrorThreshold
number
1.5
Maximum allowed reprojection error (in pixels).
Higher values can increase reprojection performance, but decrease precision.