3d Rad

void Main()
{
     Vector3  scanOrigin;
     Vector3  scanDirection;
     float  scanLength;
     Vector3  contactPoint;
     Vector3  contactNormal;
     Quaternion cameraOrientation;

     scanLength = 3; //in meters

     //scan origin is Cam1StPerson object location
     iObjectLocation(OBJ_0,scanOrigin);
     //scan direction is Cam1Stperson view
     iObjectOrientation(OBJ_0,cameraOrientation);
     iVectorRotate(scanDirection,Vector3(0,0,scanLength),cameraOrientation);
     //check if the scan hits the ball objects
     if (iObjectSca(OBJ_22,scanOrigin,scanDirection,0.05,contactPoint,contactNormal) && if (iKeyDown(iKeyCode("DIK_F")))
     {
       )
     {
        //it does, show message
        iObjectHide(OBJ_22);
     }
     
}