V-Ray for Rhino Manual - Rum

3. Click on the Update Preview again and you will see the transparency, but without its original red
color. When you set the transparency to 100% white, no matter what you have for diffuse color, it
will not show up. It will render like right hand side image below.
The color of refractive materials
When you want to apply color to a refractive material, the best way to do this is through the Fog
Color, which is located to the lower right of the Refraction dialog box.
4. Click on Fog Color and change it to the same color as the original Diffuse Color. Click on the
Update Preview and you will see the red color show up on the material this time.
Image on the left is what you will get. Do the same changes to the other two colors and you will get
the image looks like the one to the right. Under Render Options>Environment, change the
background color from black to white and see what you will get this time.
32
V-Ray for Rhino