Interactive Ray Trace

Interactive ray trace mode provides a more realistic view of the model, including shadows, materials, reflections, lighting and entourage.

[@Archim31]

Great function!

[@LamadameQ]

I have a question, how do you know when the ray trace finishes by itself?

[@wretcheddog]

yeah, revit uses mental ray now

[@JayharManoharan]

in my system i cannot use ray trace