Chetal Gazdar shows us how to make a procedural halftone effect in Houdini with some math and Python.

The pattern of dots used in printing to create images is a compelling aesthetic. Check out this new tutorial from Chetal Gazdar that shows how you can leverage Python and the procedural capabilities of Side FX Houdini to mimic this classic dot-patterned look.

This tutorial will show you how to create a procedural halftone effect with a compelling approach of Houdini, some mathematics, and simple Python.

More on Halftones and Photomosaics.

The halftone effect is a standard tutorial topic in both 2D and 3D. Check out some more resources for making them, like this one from Ben Marriott that shows how you can create a CMYK halftone effect, as you see in print, only in After Effects.

This tutorial from Daniel Calderón shows how you can create a Photomosaic (picture made up of other images) Using Cavalry.

Finally, Santiago Pereira shows how you can make a halftone shader in Blender, complete with controls.