Anyone attempted a rim light shader?

[selimanac]

Normal map lighting for 2D Pixel Art sprites

Hi! I am playing now with shaders to apply a lighting/shadow effect on my pixel art sprites for Witchcrafter. This use case is very specific, but the idea could be used for high res sprites and high res normal maps. The main issue with this is lack of support for multiple textures for sprites - therefore the common approach to have two sprites - normal map and color sprite forces us to utilize 2 draw calls and join the data in the render target But let’s be a little bit more …