POV-Ray : Newsgroups : povray.beta-test : Clock precision wrong? : Re: Clock precision wrong? Server Time
1 Jun 2024 23:23:27 EDT (-0400)
  Re: Clock precision wrong?  
From: Thorsten Froehlich
Date: 25 Jun 2011 17:06:53
Message: <4e064ded$1@news.povray.org>
On 25.06.11 22:25, ErOssel wrote:
> Hi folks,
>
> I noticed a not correct value for clock in animation.
>
> Test with version 3.7.0.RC3.msvc9.win64 running on Windows 7 (64bit).
<snip>
> Result: frame_number:   21 clock:  0.666666687 g_Clock:  0.666666667
> There is a difference of 0.66666662

I guess you meant that the difference is 0.00000002, which is perfectly 
normal for floating point numbers. The difference will vary depending on how 
well a number can be represented, hence you will see slightly different 
precision errors for different values.

This precision limit is normal and not a problem in POV-Ray.

	Thorsten


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