Timothy R. Cook wrote:
> Marcus Fritzsch wrote:
> 
>> i don't know much about pov-ray internals, but i found it interesting 
>> how focal blur works in some simplified sentences ;)
> 
> 
> "Stuff happens, resulting in focal blur."
> 

Thank heavens. I was afraid in involved vector math or something.
Now that I see it's just perfectly ordinary *stuff*, I will be
far less intimidated by focal blur. <g>

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@C[$F];
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