API Reference > imodeljs-common > Rendering > FeatureAppearanceProvider > getFeatureAppearance getFeatureAppearance Method Supply the desired appearance overrides for the specified Feature, or undefined if the feature should not be drawn. The feature is described by its components for efficiency reasons. getFeatureAppearance(source: FeatureAppearanceSource, elemLo: number, elemHi: number, subcatLo: number, subcatHi: number, geomClass: GeometryClass, modelLo: number, modelHi: number, type: BatchType, animationNodeId: number): undefined | FeatureAppearance see FeatureAppearanceSource.getAppearance to forward the request to the source. see Id64.isValidUint32Pair to determine if the components of an Id64String represent a valid Id. Parameter Type Description source FeatureAppearanceSource The base symbology overrides, e.g., typically defined by a Viewport. elemLo number The lower 32 bits of the feature's element Id. elemHi number The upper 32 bits of the feature's element Id. subcatLo number The lower 32 bits of the feature's subcategory Id. subcatHi number The upper 32 bits of the feature's subcategory Id. geomClass GeometryClass The geometry class of the feature. modelLo number The lower 32 bits of the feature's model Id. modelHi number The upper 32 bits of the feature's model Id. type BatchType The type of batch to which the feature belongs. animationNodeId number The Id of the corresponding node in the FeatureAppearanceProvider.RenderSchedule, or 0 if none. Returns - undefined | FeatureAppearance The desired appearance overrides, or undefined to indicate the feature should not be displayed. Last Updated: 12 June, 2024