fliXNA_xbox.FlxCamera.update C# (CSharp) Method

        public override void update()
        {
            //zooming = FlxG.zoom;
            //rotating = FlxG.rotation;
            //follow closely or check deadzones
            if (target != null)
            {
                if (deadzone == null)
                {
                    focusOn(target.getMidpoint());   //add getMidpoint() for FlxObjects
                }
                else
                {
                    //FlxG.log("deadzone is not null");
                    float edge;
                    float targetX = FlxU.ceil(target.x + ((target.x > 0) ? 0.0000001f : -0.0000001f));
                    float targetY = FlxU.ceil(target.y + ((target.y > 0) ? 0.0000001f : -0.0000001f));

                    edge = targetX - deadzone.x;
                    if (scroll.x > edge)
                        scroll.x = edge;
                    edge = targetX + target.width - deadzone.x - deadzone.width;
                    if (scroll.x < edge)
                        scroll.x = edge;

                    edge = targetY - deadzone.y;
                    if (scroll.y > edge)
                        scroll.y = edge;
                    edge = targetY + target.height - deadzone.y - deadzone.height;
                    if (scroll.y < edge)
                        scroll.y = edge;

                    //SHAKE
                }
            }

            //make sure we didnt go outside camera's bounds
            if (bounds != null)
            {
                //FlxG.log("bounds is not null");
                if (scroll.x < bounds.left)
                    scroll.x = bounds.left;
                if (scroll.x > bounds.right - width)
                    scroll.x = bounds.right - width;
                if (scroll.y < bounds.top)
                    scroll.y = bounds.top;
                if (scroll.y > bounds.bottom - height)
                    scroll.y = bounds.bottom - height;
            }

            //update effects

            //shake
            if (_fxShakeDuration > 0)
            {
                _fxShakeDuration -= FlxG.elapsed;
                if (_fxShakeDuration <= 0)
                {
                    _fxShakeOffset.make();
                    if (_fxShakeComplete != null)
                        _fxShakeComplete();
                }
                else
                {
                    if ((_fxShakeDirection == SHAKE_BOTH_AXES) || (_fxShakeDirection == SHAKE_HORIZONTAL_ONLY))
                        _fxShakeOffset.x = (FlxG.random() * _fxShakeIntensity * width * 2 - _fxShakeIntensity * width) * _zoom;
                    if ((_fxShakeDirection == SHAKE_BOTH_AXES) || (_fxShakeDirection == SHAKE_VERTICAL_ONLY))
                        _fxShakeOffset.y = (FlxG.random() * _fxShakeIntensity * height * 2 - _fxShakeIntensity * height) * _zoom;
                }

            }

            scroll.x -= _fxShakeOffset.x;
            scroll.y -= _fxShakeOffset.y;

            if (zooming < 1)
                zooming = 1;
        }