POV-Ray : Newsgroups : povray.animations : Server Time
28 Jul 2024 18:17:37 EDT (-0400)
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From: Sawyer
Subject:
Date: 30 Dec 1998 06:28:06
Message: <368a0e46.0@news.povray.org>
how can i do an animation where a character (using text-function) rotates
360
degrees by the y-axis.

I tried this, but the character seems to rotate around, not along the
y-axis.


Thanks,

responds to:
Sami Savolainen
sav### [at] wwnetfi


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From: Ken
Subject:
Date: 30 Dec 1998 06:42:20
Message: <368A1137.BAF47A1B@pacbell.net>
Sawyer wrote:
> 
> how can i do an animation where a character (using text-function) rotates
> 360
> degrees by the y-axis.
> 
> I tried this, but the character seems to rotate around, not along the
> y-axis.
> 
> Thanks,
> 
> responds to:
> Sami Savolainen
> sav### [at] wwnetfi

You will have to ensure that the letter you are rotating is
is perfectly centered in the x and z directions or it will
orbit instead of rotate. Some fonts have automatic kerning
which will off set the letter from center and pov has no way
of correcting this off set for you.

As a tool you could use a couple of boxes or cylinders like
a cross hair in a scope to check it's position and then translate
the character into the right postion before the rotate command.

-- 
Ken Tyler

tyl### [at] pacbellnet


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From: Sawyer
Subject:
Date: 1 Jan 1999 14:45:55
Message: <368d25f3.0@news.povray.org>
Thanks, I got it fully working now.

-----------------
>>
>> how can i do an animation where a character (using text-function) rotates
>> 360
>> degrees by the y-axis.
>>
>> I tried this, but the character seems to rotate around, not along the
>> y-axis.
>>
>> Thanks,
-------------
>You will have to ensure that the letter you are rotating is
>is perfectly centered in the x and z directions or it will
>orbit instead of rotate. Some fonts have automatic kerning
>which will off set the letter from center and pov has no way
>of correcting this off set for you.
>
>As a tool you could use a couple of boxes or cylinders like
>a cross hair in a scope to check it's position and then translate
>the character into the right postion before the rotate command.
>
>--
>Ken Tyler
>
>tyl### [at] pacbellnet


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