POV-Ray : Newsgroups : povray.animations : frame increment >1? Server Time
23 Nov 2024 14:32:03 EST (-0500)
  frame increment >1? (Message 1 to 5 of 5)  
From: Greg M  Johnson
Subject: frame increment >1?
Date: 7 Mar 2007 08:02:29
Message: <45eeb7e5@news.povray.org>
I want to do a rough step-through of a long animation.  I'd like to render
every tenth frame and keep the Final_Frame the same, as I know some things
will get messed up. 

I thought there was a command for making the clock increment larger than
that otherwise calculated, but couldn't find it in the docs.

Anything like this exist?


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From: Stephen
Subject: Re: frame increment >1?
Date: 7 Mar 2007 09:10:00
Message: <web.45eec758e0024217f1cb1e660@news.povray.org>
"Greg M. Johnson" <pte### [at] thecommononethatstartswithYcom> wrote:
> I want to do a rough step-through of a long animation.  I'd like to render
> every tenth frame and keep the Final_Frame the same, as I know some things
> will get messed up.
>
> I thought there was a command for making the clock increment larger than
> that otherwise calculated, but couldn't find it in the docs.
>
> Anything like this exist?

You could use the render queue to render a series of ini files with

1.ini
Subset_Start_Frame=1
Subset_End_Frame=1

2.ini
Subset_Start_Frame=10
Subset_End_Frame=10

3.ini
Subset_Start_Frame=20
Subset_End_Frame=20

Etcetera


Stephen


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From: Warp
Subject: Re: frame increment >1?
Date: 7 Mar 2007 09:21:35
Message: <45eeca6f@news.povray.org>
Greg M. Johnson <pte### [at] thecommononethatstartswithycom> wrote:
> I want to do a rough step-through of a long animation.  I'd like to render
> every tenth frame and keep the Final_Frame the same, as I know some things
> will get messed up. 

> I thought there was a command for making the clock increment larger than
> that otherwise calculated, but couldn't find it in the docs.

  The 'clock' always goes from 0 to 1. It's the number of frames which
decides the size of the increments. Thus using 'clock' with that in mind
will always scale the animation to the number of frames, so if you want
to eg. just render each 10th frame just divide the number of frames by 10.

  However, if you are using 'frame_number' in your scene, then it won't
work. 'frame_number' doesn't scale, it's the absolute frame being rendered.

-- 
                                                          - Warp


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From: gregjohn
Subject: Re: frame increment >1?
Date: 7 Mar 2007 10:55:00
Message: <web.45eee014e002421740d56c170@news.povray.org>
Unfortunately, I've used both frame_number and clock.

I have a foggy recollection of there being a way to keep the same ol'
Final_Frame (say 4000) yet say have povray render 3050,3100,3150,3200. This
would greatly help in the debugging of a scene where I've made a lot of
changes to the camera and want to make sure it still flows well.


Warp <war### [at] tagpovrayorg> wrote:
> Greg M. Johnson <pte### [at] thecommononethatstartswithycom> wrote:
> > I want to do a rough step-through of a long animation.  I'd like to render
> > every tenth frame and keep the Final_Frame the same, as I know some things
> > will get messed up.
>
> > I thought there was a command for making the clock increment larger than
> > that otherwise calculated, but couldn't find it in the docs.
>
>   The 'clock' always goes from 0 to 1. It's the number of frames which
> decides the size of the increments. Thus using 'clock' with that in mind
> will always scale the animation to the number of frames, so if you want
> to eg. just render each 10th frame just divide the number of frames by 10.
>
>   However, if you are using 'frame_number' in your scene, then it won't
> work. 'frame_number' doesn't scale, it's the absolute frame being rendered.
>
> --
>                                                           - Warp


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From: gregjohn
Subject: Re: frame increment >1?
Date: 7 Mar 2007 15:50:01
Message: <web.45ef24ade002421740d56c170@news.povray.org>
"Greg M. Johnson" <pte### [at] thecommononethatstartswithYcom> wrote:
> I want to do a rough step-through of a long animation.  I'd like to render
> every tenth frame and keep the Final_Frame the same, as I know some things
> will get messed up.
>
> I thought there was a command for making the clock increment larger than
> that otherwise calculated, but couldn't find it in the docs.
>
> Anything like this exist?


Yes, in Megapov
http://megapov.inetart.net/manual-1.2.1/megapov0121.html#frame_step


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