Build a Rocket Launcher! - Unity 4 Game Development - page 335

Engage thrusters
Let's get started! To add new features to the CharacterControl and CameraCon-
trol scripts, perform the following steps:
1. Go to the Chapter5/Scripts/C# (for C# users) or Chapter5/Scripts/
Javascript (for Unity JavaScript users) folder in the Project view and double-
click on the CharacterControl script file to open it, as we can see in the fol-
lowing screenshot:
2. Open the ChracterControl script file; add the following highlighted script in
the variable area as follows:
// Unity JavaScript user:
public enum MOTION_STATE
{GROUND,JUMP,FALL,JUMP_HOLD,AIM}
…
private var _currentEulerAngle : Vector3;
private var _isAiming : boolean;
private var _isShot : boolean;
…
function get IsFall () : boolean {
return (_inAirTime > MIN_AIR_TIME);
}