1. A method, comprising: receiving a three-dimensional (3D) map of at least a part of a body of a user of a computerized system; receiving a two dimensional (2D) image of the user, the image including an eye of the user; extracting, from the 3D map and the 2D image, 3D coordinates of a head of the user; and identifying, based on the 3D coordinates of the head and the image of the eye, a direction of a gaze performed by the user.