API Reference > imodeljs-common > DisplayStyles > DisplayStyle3dSettings > setSunTime setSunTime Method Adjust the solar light direction based on a date and time at a geographic location. This replaces this.lights with a copy that records the time point and the computed direction. setSunTime(timePoint: number, location: IModel | Cartographic): void see DisplayStyle3dSettings.sunTime to get the current sun time. see DisplayStyle3dSettings.clearSunTime to clear the time point. note If location is an iModel lacking an EcefLocation, a location in Exton, Pennsylvania will be used to compute the light direction instead. Parameter Type Description timePoint number The time in UNIX milliseconds. location IModel | Cartographic The geographic location; or an iModel, in which case the iModel's EcefLocation is used. Returns - void Defined in core/common/src/DisplayStyleSettings.ts Line 1273 Last Updated: 11 June, 2024