Different colored models are driven by one Ai UserData Color node


This short tutorial covers how to use the Ai UserData Color node to assign a single shader with different colors to the three models in the scene. 

The scene can be downloaded here.

 

Robots with one shader assigned to them all

 

 

 

Select the Focus button to select the robot model's shape node

 

Add Attribute

Add the name 'mtoa_constant_color' and change the Data Type to Vector

 

 

 

RGB robots with metallic eyes

 

Default Value

Change the 'Default Value' color to white or middle drag a white shader onto this attribute

 

 

'Default Value' has been changed to white for the eyeballs