Options for custom MVT vector sources.
See mln_custom_mvt_vector_source_options in the C API reference.
mln_custom_mvt_vector_source_options
Optional
Optional best-effort tile cancel callback. Null in queue mode.
Tile fetch callback. Required in callback mode; null in queue mode.
Options for custom MVT vector sources.
See
mln_custom_mvt_vector_source_optionsin the C API reference.