This toolkit provides 3 different ways to produce outlines on objects in your scene. You can download a Windows demo of it here: https://www.dropbox.com/s/8imx0e58z0d7odx/edgeDetectionDemoWindows.zip?dl=0 If you have any questions or problems, contact me at chaoliner@gmail.com. The post-processing edge detection system works on mobile, but can be too performance intensive for mobile devices.