Generating Displacement Maps
ZBrush is capable of creating 16-bit and 32-bit maps in single-channel grayscale or three-channel RGB. In this section, we’ll discuss how to create two kinds of displacement maps, 16-bit and 32-bit. Regardless of the type of map you generate, it is important to be aware of the shape of the base mesh from which you generate compared to the mesh on which you will render it.
Accessing Your Original Mesh Shape
ZBrush is a multiresolution editing tool, meaning that changes you make at the higher subdivision levels will telegraph back down to the lowest subdivision level, somewhat changing the shape of the original mesh. In some cases, you may want to access your original mesh shape again; for example, you may want to generate ...