Kinect.PortraitBackground.Start C# (CSharp) Method

        void Start()
        {
            KinectManager kinectManager = KinectManager.Instance;

            if (kinectManager && kinectManager.IsInitialized())
            {
                float fFactorDW = 0f;
                if (!useDepthImageResolution)
                {
                    fFactorDW = (float)kinectManager.GetColorImageWidth() / (float)kinectManager.GetColorImageHeight() -
                        (float)kinectManager.GetColorImageHeight() / (float)kinectManager.GetColorImageWidth();
                }
                else
                {
                    fFactorDW = (float)kinectManager.GetDepthImageWidth() / (float)kinectManager.GetDepthImageHeight() -
                        (float)kinectManager.GetDepthImageHeight() / (float)kinectManager.GetDepthImageWidth();
                }

                float fDeltaWidth = (float)Screen.height * fFactorDW;
                float dOffsetX = -fDeltaWidth / 2f;

                float fFactorSW = 0f;
                if (!useDepthImageResolution)
                {
                    fFactorSW = (float)kinectManager.GetColorImageWidth() / (float)kinectManager.GetColorImageHeight();
                }
                else
                {
                    fFactorSW = (float)kinectManager.GetDepthImageWidth() / (float)kinectManager.GetDepthImageHeight();
                }

                float fScreenWidth = (float)Screen.height * fFactorSW;

                GUITexture guiTexture = GetComponent<GUITexture>();
                if (guiTexture)
                {
                    guiTexture.pixelInset = new Rect(dOffsetX, 0, fDeltaWidth, 0);
                }

                backgroundRect = new Rect(dOffsetX, 0, fScreenWidth, Screen.height);
                instance = this;
            }
        }