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On 09/16/2016 08:53 AM, Jim Holsenback wrote:
> On 9/16/2016 4:08 AM, Le_Forgeron wrote:
>> The constraint on minimal inner_radius is really a dangerous beast:
>>
>>
>> If base & cap radius are both 0, the inner_radius must be at least half
>> the distance between base and cap point (it would be a sphere)
>>
>> So, as stated, the doc is false.
>>
>>
>> If base & cap radius are identical, the minimal inner_radius would be
>> sqrt( radius² + (distance/2)² ) , where distance is the length between
>> base and cap points.
>>
>> when base & cap radius are different, it become nightmare (the exact
>> equation is in the code, if you dare to want to know it).
>
> no worries /but/ i wish you'd been as verbose with your previous post
> ... however i see a bit of a conflict (perhaps i've characterized
> incorrectly) item 4 and 5 seem a bit murky or are the /both/ correct:
>
> http://wiki.povray.org/content/Reference:Lemon
>
>
I believe we need to delete the following list item (me originally
leading you wrong I think):
* generally speaking Inner_Radius must be greater than or equal to the
distance between end points
or change it to:
* generally speaking the Inner_Radius must be greater than or equal to
half the distance between end points
Bill P.
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