As we all know, nothing stays clean for long. Dirt and grime will quickly form on any object given time and interaction with the atmosphere and we humans. Simulating this on raytraced mirror surfaces is quite difficult. However, we will attempt to turn the spectacular gold faucet created in the last recipe to one that might be found in a rather disreputable establishment.
This recipe uses the finished blendfile from the previous recipe. If you have not completed that you can download the blendfile from the Packt Publishing website.
We can start by turning down the mirror settings for the material. This is to imitate dust on the surface.
Open up the blendfile
faucet-mirror-gold-04.blend
, and immediately resave it asfaucet-dirty-gold-01.blend
.With the
faucet-no.1-base
object selected move to the Materials panel and the Mirror tab. Reduce the Reflectivity setting to0.6
.
Now let's add some additional textures to...