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Blender 3D 2.49 Architecture, Buildings, and Scenery by Allan Brito

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Chapter 11. Radiosity and Ambient Occlusion

In the last chapter, we saw how to use lights in Blender. Now it's time to learn how the advanced lighting features of Blender work. The advanced lighting of Blender is based on two main techniques, named Radiosity and Ambient Occlusion. Both techniques give us better results for lighting environments, with less planning and lesser light sources. But, that comes with longer render times, because the major effort to generate good lighting now will be of processing time.

Which one of these methods is the best? When should we use Ambient Occlusion and Radiosity? To answer these questions, we have to first see how they work.

Global Illumination (GI)

When we use a standard method of illumination, light sources ...

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