Santiago Pereira shows how you can make a halftone shader in Blender complete with controls.
Lately, there have been a lot of really great examples of non-photorealistic rendering in Blender. From cel-animated cartoon styles to hatching and engraving, folks are dreaming up exciting ways to create advanced shaders. There is another, a tutorial that shows how you can create a halftone shader in Blender from Santiago Pereira.
Get That Halftone Look.
Pereira shows how to build the shader and shows how you can set up easy-to-use controls to change the dots’ size, spacing, and other attributes.