A wagering gaming apparatus is provided, comprising a 3-dimensional (3D) display device; at least one processor programmed to cause the 3D display device to display a 3D scene for a game, the 3D scene comprising a virtual 3D space in which a plurality of virtual game components are displayed; and at least one contactless sensor device configured to sense a location and shape of a physical object in a physical 3D space and generate 3D information indicative of the location and shape of the physical object in the physical 3D space. In some embodiments, the at least one processor is programmed to: update a 3D model for a virtual object in the 3D scene, the virtual object corresponding to the physical object; and detect an interaction between the virtual object and at least one virtual game component in the 3D scene.