API Reference > imodeljs-common > Geometry > GeometryStreamBuilder > appendGeometryParamsChange appendGeometryParamsChange Method Change GeometryParams for subsequent geometry. It is not valid to change the sub-category when defining a GeometryPart. A GeometryPart inherits the symbology of their instance for anything not explicitly overridden. appendGeometryParamsChange(geomParams: GeometryParams): boolean Parameter Type Description geomParams GeometryParams Returns - boolean Defined in core/common/src/geometry/GeometryStream.ts Line 239 Last Updated: 12 June, 2024