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Blender 2.5 Materials and Textures Cookbook by Colin Litster

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Using specular maps to add age and variety to man-made surface materials

To help add that copper shine seen in newly installed copper roofing, we will add a specular map to increase the specular reflection but varying it to simulate what happens to copper when exposed to air for only a few days.

Getting ready

If you completed the previous recipe, load the copper-turret-04.blend saved earlier. Alternatively, you can download a pre-created blendfile from the Packtpub website.

How to do it...

We will now add a specular map to our copper material simulation. So, Open the copper-turret-04.blend, and select the turret object.

  1. From the Texture panel, select the next free texture slot. Create a new texture of type Image or Movie and give it the name specular-bump ...

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