1. A method of printing a three-dimensional (3D) object in a 3D printer, the method comprising: causing a selection of a point in an object of interest in an image; automatically delineating the object of interest in the image; selecting a wire-frame 3D model of the object of interest, wherein the wire-frame 3D model includes shape information of the object of interest; mapping information from a portion of image representing said delineated object with the selected wire-frame 3D model; and transmitting the mapped information to a 3D printer to be printed.