Hitting catharsis is the primary means of psychological catharsis therapy.Based on Kinect somatosensory sensor and Direct 3D graphics rendering programming interface

psychological catharsis system is designed and implemented.This system uses Kinect somato sensory sensor to collect coordinates information of joints of human body

to control virtual fist to hit virtual hitting objects

and to simulate real scene of boxing

in order to achieve psychological catharsis by hitting.Experimental results show that this system can not only achieve good psychological catharsis effect

but also can provide a new experience platform for fitness exercises

and at the same time

the impact force calculated can be used as an important reference of boxing training.