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

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Ambient Occlusion

The Ambient Occlusion is the best way to simulate a global illumination environment for architectural visualization without the use of any external renderer in Blender. It works in this manner—when we turn on the Ambient Occlusion option, the background of the scene will randomly cast light rays to the center of the scene. When a light ray hits a surface, it stops. It will make objects near each other block rays that would otherwise hit each other, causing shadows to be cast. The surfaces will be stained with the shadows, which will create the effect of a global illumination render.

It will give us a better lighting, but, of course, a longer render time for any scene. To use the process is very simple. We just have to set up ...

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