This tutorial describes how to create custom bitmap based materials in AutoCAD and how to create the bitmap tile from scratch in Photoshop. If you would like to follow this tutorial closely, you can download the Garden drawing used in the examples. See Download Sample Data, below.
In many cases, rendering using object colours or the use of materials from the AutoCAD Material Library is all that's required to produce a semi-realistic render of a scene. However, sometimes you might want something specific. This tutorial shows you how to create and use a material that looks just the way you want it.