Function getMultiFloorState

getMultiFloorState(
    floors: Floor[],
    currentFloor: Floor,
    floorIdsInNavigation: string[],
    floorsVisualHeightMap: Map<number, TFloorAltitudeData>,
    footprintConfig: FootprintConfig,
): VisibilityState
Calculates the multi-floor visibility state for rendering stacked floors
Parameters
- floors: Floor[]
  Array of floors to process
- currentFloor: Floor
  The currently active floor
- floorIdsInNavigation: string[]
  Array of floor IDs that are part of the current navigation
- floorsVisualHeightMap: Map<number, TFloorAltitudeData>
  Map of floor elevations to their visual height data (altitude map from FloorStackObject)
- footprintConfig: FootprintConfig
  Configuration for footprint color and voids behavior
Returns VisibilityState
The visibility state for all floors