IRender nXt automatically uses SketchUp transparency settings. It includes refraction, reflection and illumination through the transparent surface.

You can edit the transparency settings with a slider-bar, change the Index of Refraction , or add other special effects such as Translucency and Caustics

• Video: Transparency Video
• See: Transparency

a special transparent face placed over an exterior opening or window which causes exterior light to be processed better.

The left half image on the left has a normal (non-Daylight Portal) opening. It took hundreds of passes to resolve properly. The right half has openings marked as Daylight Portals. The lighting looked this good after just a few passes.

• See: Daylight Portals

produces focused light and shadow effects from light passing through a transparent object.

• See: Caustics