Ingo's suggestion is the best and should eliminate much of this but you should
also try changing the adaptive setting up to around 5.

Charles Krause wrote:

> More tinkering around with the light/radiosity/focal blur.
>
> A very simple image, with the following light.
>
> light_source {
>     <-0.5, 4.5, -0.5>
>     color 0.1
>     area_light <1, 0, 0>, <0, 0, 1>, 2, 2
>     adaptive 1
>     jitter
>     fade_distance 12.0
>     fade_power 3.0
>     looks_like { sphere { <0.5,0,0.5>,0.5 } texture { pigment { color rgb
> 1.0 } finish { ambient 1.0 reflection 0.6 } } }
>   }
>
> Note the speckled zones around the shadows? What causes this and how can it
> be eliminated? It shows up on the TGA as well as this JPG.
>
>  [Image]

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