1. Lighting and Rendering -Vray 1.5To start with and architectural one must be very much careful and aware of unit setup in any 3dapplication to get an accurate lighting. If the scene has lights then default lights are not rendered unless checked ON.2. Show GI Only option- When this option is ON...Rendering was performed with the direct light and indirect light enabled. The previously dark areas became lightened because of global illumination, The arrows show the path Screenshot of the Vray indirect illumination parameters rollout, which is in the V-Ray tab of the Render scene 3ds Max window.
Some lights not appearing in Arnold RenderView I have many spotlights in my scene and half of them appear in the Arnold RenderView. I tried duplicating the working lights and creating them from scratch, but nothing I add affects the render anymore!