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On 07/08/2018 11:51, clipka wrote:
> Am 07.08.2018 um 12:33 schrieb Stephen:
>
>> A close up of the terminator on the Ringworld.
>> The area light does make a difference.
>> Using
>> light_source { // Light_Source2
>> < 0.000000, 0.000000, 0.000000 >, colour rgb <1.000,1.000,1.000>*1.500
>> area_light <3.400000,0.000000,0.000000>, <0.000000,3.400000,0.000000>,
>> 23, 23
>>
>> circular
>> orient
>> adaptive 5
>
> And it better does. You don't want the light to blink off
> instantaneously - you do want some twilight time.
>
That is the whole idea, I believe. ;)
As for maths the area_light axis vectors should be doubled to 6.8 not 3.4
I was thinking radius as opposed to diameter.
--
Regards
Stephen
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