V-Ray for Rhino Manual - Rum

1. Click on the cup and open its Material Editor. Open Cup_Red; right click on Diffuse Layers to add a
new layer and you will have the dialog window as image on the right. A Diffuse1 control panel is
added under the Diffuse
2. Click on the “m” at the right of Transparency under Diffuse to enter the Texture Editor. Load the
Bitmap for Transparency texture map. Make sure you uncheck the Tile first to avoid repeating this
Bitmap on the object
Use Photoshop, PhotoImpact and similar image editing software to create black and white image
and save as .bmp, .jpg or .png which are the formats accepted by V-Ray.
3. Use Diffuse1 color to edit the color for
this Transparency map. Click on the “m” at
the right of Color to add more texture to
this map if needed.
Render it and will get image like below. The
Transparency map is covering the entire cup.
That's because there is no mapping applied to
this cup yet.
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V-Ray for Rhino