I've just checked and this is not a bug introduced by the 3.5 betas.

The same problem arises in 3.1g as well.

"Gergely Vandor" <ger### [at] vandordatanethu> wrote in message
news:3bdca5eb@news.povray.org...
> Hello,
>
> I must have gone insane or this is a bug I found. Here's the scene:
>
> camera { location <0,1,-1> look_at <0,1,0> angle 30 orthographic }
>
> sphere { 0,1 texture { pigment {color rgb 1} finish {ambient 1} }  }
>
> sphere { <0,1.2,0>,0.18 texture { pigment {color rgb <1,0,0>} finish
> {ambient 1} }  }
>
> sphere { <1.2,0,0>,0.18 texture { pigment {color rgb <0,1,0>} finish
> {ambient 1} }  }
> sphere { <-1.2,0,0>,0.18 texture { pigment {color rgb <0,0,1>} finish
> {ambient 1} }  }
> sphere { <0,-1.2,0>,0.18 texture { pigment {color rgb <1,1,1>} finish
> {ambient 1} }  }
>
> My findings:
> If I comment out the orthographic keyword, the scene renders OK.
> When using an orthographic camera, AND the last three spheres commented
out,
> the scene renders OK.
> With the complete source above, the scene returns a black image. POV-Ray
> reports that there were no ray/shape intersections at all.
>
> Sorry if this one is known.
>
> Celeron 300, Win2k SP2, Beta6
>
> Cheers,
>
> Gergely
>
>
>

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