ModelLayer.modelAllowDensityReduction property to disable density reduction in model layers.colorBuildings, colorCommercial, colorEducation, colorIndustrial, colorLand, colorMedical, show3dBuildings, show3dFacades, show3dLandmarks, and show3dTrees.AttributionControl composable function that exposes AttributionState programmatically, enabling developers to build custom Attribution UI outside of the map while maintaining compliance with Mapbox ToS requirements.shadowDrawBeforeLayer property to directional light to allow specifying the position in the layer stack for drawing shadows on the ground.userData payload for onSourceDataLoaded event during GeoJSON partial update.Fetched May 1, 2026