Controls for Controller in the Non-Dominant Hand

| Number | Action | 
|---|---|
|  | Press to apply a color on a curve or a surface. | 
|  | Press  to undo the action. | 
|  | Aim at the curve to change its color. To select several surfaces, select the surface and drag. See Color Palette for the HTC© Vive™ Controllers. | 
 
      