Christoph Hormann wrote:

> 
> Mick Hazelgrove wrote:
> 
>>Hi
>>
>>Notice the black marks aon the window arches. Any ideas what is causing them
>>or how I can get rid of them?
>>
>>

> 
> I don't see anything strange, could you be more precise what's bothering
> you?
> 


I guess what is bothering Mick is what I've labelled (1).  Are you sure 
your mesh is contiguous and smooth?

What bothers me though is the blue reflections, labelled (2) and (3).  I 
think (2) is a problem, but (3) is probably just due to the lack of a 
green/gray/brown ground.


-- 
/*Francois Labreque*/#local a=x+y;#local b=x+a;#local c=a+b;#macro P(F//
/*    flabreque    */L)polygon{5,F,F+z,L+z,L,F pigment{rgb 9}}#end union
/*        @        */{P(0,a)P(a,b)P(b,c)P(2*a,2*b)P(2*b,b+c)P(b+c,<2,3>)
/*   videotron.ca  */}camera{location<6,1.25,-6>look_at a orthographic}

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