Vray 5 new features for Sketchup Scatter render tools. In Vray for Sketchup update 3 you can use the new scattering tool to distribute assets and add hundreds, thousands, or even millions of Chaos Cosmos models and objects to any surface without encumbering SketchUp or Vision. Decal is a Special Vray object that provides an easy way to project one material on top of another. the object is in the form of an adjustable gizmo that controls its size, placement, and projection limits in the Viewport.