> : The light buffers are similar, one per light, and are used for tracing
> : shadow rays.
> 
>   What about area lights?

	From the POV docs:
	"The light buffer is created by enclosing each light source in an
imaginary box and projecting the bounding box hierarchy onto each of its
six sides. Since this relies on a fixed light source, light buffers will
not be used for area lights."


*** Nicolas Calimet
*** http://pov4grasp.free.fr

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