Send to fast :-(

> -------8<------------------------------------
> #macro CenterText(txt)
>   #local minTxt = min_extent(txt);
>   #local maxTxt = max_extent(txt);
>   translate -(minTxt + (maxTxt - minTxt) / 2)
> #end
>
> #macro CenterText(txt)

Make it:
#macro GetCenterOfText(txt)

>   #local minTxt = min_extent(txt);
>   #local maxTxt = max_extent(txt);
>   (minTxt + (maxTxt - minTxt) / 2)
> #end
>
> difference
> {
>   // Planet
>   cylinder
>   {
>     0, -logoThickness*y, 1
>     rotate 90*x
>   }
>   object
>   {
>     logoText
> //    CenterText(logoText)
>     translate <-CenterText(logoText).x, -0.5, -logoThickness>

Make it:
    translate <-GetCenterOfText(logoText).x, -0.5, -logoThickness>

>   }
>   pigment { color logoColor }
> }
> ------------------------------------8<-------

Sorry.

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