Cover by Matt Smith, Chico Queiroz

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Creating specular texture maps

Some surfaces can have both glossy and matte areas. In order to achieve that effect, we can use specular maps.

Getting ready

For illustration purposes, we will create a rusted metal material to demonstrate how the specular property can be used to enhance realism. If you don't have a base texture to develop into a specular material, please use the one included in the book's 0423_03_03 content folder.

How to do it...

To create a specular material, follow these steps:

  1. Create a new material called rustyMetalMaterial.
  2. Select your material. In the Inspector view, under the material's name, use the drop-down menu to change its Shader value to Specular:
  3. Open the base texture in your image editor (we'll use Adobe Photoshop to illustrate ...

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