"encompassing" nature) can slow rendering down significantly. Of acceleration structures (BSP tree) where it (due to its Because the sphere is actual geometry, mental ray If a finite distance to the environment is required, it has severalĭrawbacks when the environment can be considered infinitelyĭistant. Users could enclose their scenes by a real sphere (mesh, NURBS) Samples similar to direct light arriving from, say, a spot Illuminated the scene it can pick up incandescence samples from Texture is typically mapped to the incandescence channel of a Picture into a texture and using it to illuminate the scene. It involves taking one or more pictures of a realĮnvironment (usually by means of a chrome ball), processing that Image Based Lighting is a popular technique for realistic image mental ray for Maya plugin needs to be loaded to use this Simulate light emitted from an infinitely distant (environment) "mentalrayIblShape" is a mental ray for Maya plugin node that
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