Unwrapping Your Eye and Painting a Detailed Texture

In preceding tutorial, I show you how to add basic materials to an eyeball model (created in the eye modeling tutorial). While the model looks pretty good, you can provide an additional splash of realism to it. In particular, you can get a much more detailed iris, and you can add some of the fine blood vessels around the white section of the eye. Those kinds of details are difficult to pull off with just material shaders and vertex colors. »

Coloring the Eye

If you followed the eye modeling tutorial, you should have a model of an eye that has the boring, plastic default gray material. If you haven’t modeled that eye, don’t worry; it’s right here. Feel free to download it if you need a starting point. The purpose of this tutorial is to make that eye look more like an actual eye and less like a gray ball. Setting up a Materials screen for BI When working with materials in Blender — particularly when rendering with BI (Blender Internal) — you find out very quickly that you often have to scroll the Properties editor or you frequently have to switch between different sections of the Properties editor. »