"Warp" <war### [at] tagpovrayorg> wrote in message 
news:4bc308a1@news.povray.org...
> Dre <and### [at] gmailcom> wrote:
>> >  The normal is the *fourth* parameter. I was talking about the *third*
>> > parameter, which is the direction. That should be <0, -1, 0>.
>> >
>> > -- 
>> >                                                          - Warp
>
>> What difference does it make if its -1 or -10, they are both in the same
>> plane.
>
>  <X, -10, Z> is not the same thing as <0, -10, 0>.
>
>> Or are you saying the 3rd parameters is a direction vector not a final 
>> end
>> point vector?
>
>  It's a direction vector.
>
> -- 
>                                                          - Warp

Yep, that was where I was going wrong.

Thanks for your help!

Cheers Dre

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