函数 createDefaultProps

返回 {
    allowPicking: boolean;
    arcType: "GEODESIC" | "NONE" | "RHUMB";
    closeBottom: boolean;
    closeTop: boolean;
    ellipsoid: undefined | [x: number, y: number, z: number];
    extrudedHeight: undefined | number;
    granularity: number;
    height: undefined | number;
    material: ReactiveVariable<CzmMaterialJsonType>;
    perPositionHeight: boolean;
    polygonHierarchy: ReactiveVariable<PolygonHierarchyType>;
    show: boolean;
    stRotation: number;
}