Mental ray Car Paint

 

Make the material first ... Standard/Shellac ...

 

 

Base material to be falloff in diffuse slot

 

 

 

 

 


 

 

Modify the curve

 

 

Up to parent and change specular and glossy

 

 

This is what we have so far

 

 


Now to the shellac layer ...

 

 

Go Standard/Raytrace

 

 

In the REFLECT slot of the Raytrace, we need to add another falloff ... this one needs to be Fresnel with 2.5 index of refraction ...

 

 

 

Back up to the raytrace ... change spec and glossy ... and change diffuse to black:

 

 


Way up to parent, change shellac color blend:

 

 

Material is done! Now the lights: Add a skylight 1.5:

 

Add a plane over your object to provide reflections ... make a plane with normals facing down and these object properties:

 

 

This plane object needs a special material called output:

 

 

Make RGB level 3.0

 

 


Self illumination 100

 

 

Render settings, Mental Ray

 

the default GI:

 

The default FG ... you can play with radius settings according to your scene size  ... try the default or 15 and 0.1.

 

 

Sampling quality

 

Note -- Raytrace settings and raytrace global settings are disabled when mental ray is activated.
[Local level settings of a raytrace material/map will work.]