Making and Preparing a Rock Arch for a Game Engine

This is a tutorial about making a rock arch and then preparing the model for use in game engine. It's
simple and fast and shows only the basics. Please note that this tutorial is not for beginners. You will need to
have some knowledge of polygon modeling, making the UVs of a model, importing/exporting operations.
You’ll also need to be familiar with ZBrush with Photoshop too.
Part 1 | Part 2