Self Illumination for GI
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When the Illumination for a Material of an object is turned on, it means the material is endowed with the ability to lighten up the environment, to emit direct lights, and to possess the characteristics of global illumination (producing bounce lighting when its light rays hit nearby surfaces).
With self-illumination value, this type of material uses the Diffuse texture as the lighting source; The higher the Strength of the value is, the stronger the lights radiated, as the following example shows (It will not create a halo effect like Glow textures do).
Image Based Material
Self Illumination: 0
Self Illumination: 100
Note:
In this scene, the landscape outside of the window is merely a plane with a mapped scenery texture to the Diffuse channel.
Video Based Material
Video texture is also acceptable, notice the TV in the following example:
