Hunky Monkey is a two player game made with Processing.

To play, shot the water gun in order to have light from the LED.
The camera recognizes the light of each player, and the light
destroys the elements in the background.

Demo:

 

Quick test at class:

 

Hunky Monkey is a project made by Maria Abou Merhi, Gustavo More, Andrea Patricia Molero, Martina Solés Caldés and Ashkan Foroughi, during the Playful Interaction Seminar of Mónica Riki? (IAAC 2018).