Patent ID: 8717423

Claim:
A method for presenting three dimensional (3D) images using a display, comprising: determining a first viewpoint of a user; displaying a 3D image on the display based on the first viewpoint of the user, wherein said displaying the 3D image comprises displaying the 3D image according to a first perspective; receiving first open space user input regarding movement of a first graphic object within the 3D image, wherein said receiving first open space user input regarding movement of the first graphic object of the 3D image comprises receiving position information of the stylus; determining a second viewpoint of the user after said displaying the 3D image, wherein the second viewpoint is determined after a change of viewpoint of the user, wherein the second viewpoint is different than the first viewpoint; displaying an updated 3D image on the display based on the second viewpoint of the user and based on the first open space user input, wherein said displaying the updated 3D image comprises displaying the updated 3D image according to a second perspective, wherein the second perspective is different than the first perspective, wherein the first perspective is a first oblique perspective and wherein the second perspective is a second oblique perspective.