public SdkCameraManager( Camera cam )
{
mTarget = null;
mOrbiting = false;
mZooming = false;
mCamera = null;
TopSpeed = 150;
mGoingForward = false;
mGoingBack = false;
mGoingLeft = false;
mGoingRight = false;
mGoingUp = false;
mGoingDown = false;
mVelocity = Vector3.Zero;
Camera = cam;
setStyle( CameraStyle.FreeLook );
}