OpenRoads Designer Help Drawing Workflow Attach Tab References, Raster Images, Point Clouds, and Reality MeshWorking with Attached ReferencesClipping ReferencesModifying Reference Clip Boundaries and MasksTo Adjust a Single Vertex of a Reference Clip Boundary and Mask To Adjust a Single Vertex of a Reference Clip Boundary and Mask Use the Element Selection tool to select the relevant reference. Handles appear on the reference's clip boundaries and clip masks. Click and drag a handle to adjust the clip boundary or clip mask.