The character controller physics of the Quake 3 Arena game engine are responsible for handling the movement and collision detection of the player character. These physics are designed to simulate the movement of a first-person shooter (FPS) character in a 3D environment, and are based on a combination of kinematic and dynamic physics.
Some of the key features of the Quake 3 Arena character controller physics include:
Step height: the character can step up onto surfaces that a Read More GameDev.net Articles