Rendering with mental ray and 3ds max autodesk media and entertainment techniques by joep van der steen 2009 10 19 books amazonca. Choose rendering menu render setup 3ds max opens the render setup dialog on the common panel open the assign renderer rollout then click the button for the production renderer 3ds max opens the choose renderer dialog on the choose renderer dialog highlight mental ray renderer and then click ok. Rendering with mental ray and 3ds max second edition autodesk media and entertainment techniques van der steen joep boardman ted on amazoncom free shipping on qualifying offers rendering with mental ray and 3ds max second edition autodesk media and entertainment techniques. If you have a copy of 3ds max 2020 available you can follow the instructions in this article to allow 3ds max 2021 to at least see mental ray materials so that they can be converted to the physical material type by the built in scene converter also the scene converter has a batch feature allowing you to convert the entire contents of a folder containing legacy 3ds max scenes. I think rendering with mental ray and 3ds max second edition autodesk media and entertainment techniques though a little lacking in depth offers a much better presentation of mental ray which you could then use to inform your architectural renderings