export namespace ExtrusionFeatureDefs { /**
     * Minimum ratio value for extrusion effect
     */ export const DEFAULT_RATIO_MIN = 0.0 ; /**
     * Maximum ratio value for extrusion effect
     */ export const DEFAULT_RATIO_MAX = 1 ; /**
     * Buildings height used whenever no height-data is present or height is very small.
     *
     * Used to avoid z-fighting between ground plane and building.
     */ export const MIN_BUILDING_HEIGHT = 0.1 ; }