Rendering of post treatment smile image

A method comprising:

• receiving a facial image comprising a two-dimensional (2D) depiction of a person's teeth at a first arrangement;
• receiving a tooth model comprising a three-dimensional (3D) depiction of the person's teeth at a second arrangement;
• obtaining color information from the facial image, wherein the color information represents a color scheme of the person's teeth at the first arrangement;
• coding one or more channels for a plurality of pixels of a 2D rendering of the tooth model with structural attributes of the 3D depiction;
• and
• generating a photo-realistic 2D depiction of the person's teeth at the second arrangement using a result of coding the one or more channels for the plurality of pixels of the 2D rendering and the color information obtained from the facial image.

A non-transitory computer readable medium comprising instructions that, when executed by a processor, comprise the processor to perform operations comprising:

• receiving a facial image comprising a two-dimensional (2D) depiction of a person's teeth at a first arrangement;
• receiving a tooth model comprising a three-dimensional (3D) depiction of the person's teeth at a second arrangement;
• obtaining color information from the facial image, wherein the color information represents a color scheme of the person's teeth at the first arrangement;
• coding one or more channels for a plurality of pixels of a 2D rendering of the tooth model with structural attributes of the 3D depiction;
• and
• generating a photo-realistic 2D depiction of the person's teeth at the second arrangement using a result of coding the one or more channels for the plurality of pixels of the 2D rendering and the color information obtained from the facial image.