https://hfu-gmb-code3.github.io/Lecture/topic_08_toon_shd_ch/index.htmlMultipass Rendering In Real-Time rendering many visual effects result from a combination of the same mesh being passed through the rendering pipeline more than once with each of these passes having a different shader performing the rendering. To simulate the impression of a hand-drawn image in comic-book-style, we can combine two render passes.Hugoen-us