For AI agents: a documentation index is available at /llms.txt. Markdown versions of all pages are available by appending .md to any URL.
ON_RENDER
@SerialName(value = "render")
Triggered whenever the map is drawn to the screen. Drawing occurs with a change to the map's position, zoom, pitch, or bearing, a change to the map's style, a change to a GeoJSON source, or the loading of a vector tile, GeoJSON file, glyph, or sprite.