Warp nous apporta ses lumieres en ce 2007/11/03 18:57:
>   I added one long-requested feature to the codebase, namely support for
> area-light diffuse and specular lighting. This means that with a switch
> you can make area lights not only affects shadows but also illumination.
> The result will be the same as when using an explicit grid of point light
> sources, but faster.
>   At least for now the full illumination will by default be off (so it
> will work as currently), but it can be turned on with a new keyword inside
> the light_source definition block.
> 
>   Example:
> 
>   This is an image rendered with a regular old area_light (rendered with
> "-w800 -h600 +a0.1 +am2"):
> 
> http://warp.povusers.org/images/arealighttest1.jpg
> 
>   It took 13 seconds to render in my computer.
> 
>   This is the same scene, but the area light has been replaced with the
> equivalent grid of point lights:
> 
> http://warp.povusers.org/images/arealighttest2.jpg
> 
>   This took 1 min 51 seconds to render.
> 
>   This is, again, the area_light, but with the new full area lighting
> feature turned on:
> 
> http://warp.povusers.org/images/arealighttest3.jpg
> 
>   This took 36 seconds to render.
> 
>   As always, new features are experimental and thus will require extensive
> testing.
> 
Looks very promising.
Waiting for the chance of testing it.

-- 
Alain
-------------------------------------------------
Grabel's Law: 2 is not equal to 3 -- not even for large values of 2.

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