POV-Ray : Newsgroups : povray.binaries.images : CGSphere WIP: stacked convex lenses : Re: CGSphere WIP: stacked convex lenses Server Time
5 Jul 2024 07:34:41 EDT (-0400)
  Re: CGSphere WIP: stacked convex lenses  
From: Thomas de Groot
Date: 15 Nov 2014 03:20:09
Message: <54670cb9$1@news.povray.org>
On 15-11-2014 3:47, clipka wrote:
> Am 14.11.2014 19:03, schrieb Le_Forgeron:
>
>> Actually, for some option there is a difference between + and -
>> (usually one form disable the option, and the other enable it, with some
>> value).
>>
>> For instance +KC and -KC are opposite of each other.
>>
>> But +H and -H are happily setting both the height of the output.
>>
>> Now, if I could find a mnemonic to remember which one is enable and
>> which one is disable... that would be a great year.
>
> Uh... how about "+" adds something (turns it on), while "-" removes
> something (turns it off)?
>
> Not too difficult, is it ;-)
>
LOL. I must say that where on/off is concerned, I do not have much 
problem with +/-. It is those cases where there is no such thing and 
where you can either use + or - for the same result that I begin to feel 
itchy. It confuses the issue and as one does not always remember which 
of those bloody settings can or cannot be switched... ;-)

Thomas


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