Non-Photorealistic Rendering

I have written a series of simple GLSL shaders for non-photorealistic rendering, here’s a few of them!

Here’s one where I go for a more “brush-stroked” look:

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Here’s one with basic cel-shading.

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Here’s one with noisy silhouettes for a penciled look.

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Here I consider both the depth and the normals to get a nice pen / marker stroke effect.

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