POV-Ray : Newsgroups : povray.advanced-users : Starting and ending an action on specified frames. : Re: Starting and ending an action on specified frames. Server Time
30 Jul 2024 02:19:03 EDT (-0400)
  Re: Starting and ending an action on specified frames.  
From: Rob Verweij
Date: 22 Nov 2000 03:36:25
Message: <3A1B8562.C428827B@worldonline.nl>
Hey Chris!

Thanx, I already have your ACM macro installed but forgot all about it. In
fact I downloaded all of your stuff more then a year ago (and when upgrades
came available I downloaded them again). Your stuff is cool. I'm no math whiz
and those include and macro files really help a lot.
For this particular animation I'm doing I'm using your Lens-FX and Galaxy
include files as well. It's gonna be cool and I'll upload an image and an
animation into their respective binary group when the complete animation is
done.

Thanks for your reply.

PS.: Although I haven't showed you much, I 'm still working on that
pyrotechniques with POV-Ray stuff we E-mailed about some time ago. Actually
this animation has got something to do with that!

Chris Colefax schreef:

> Rob Verweij <rg.### [at] worldonlinenl> wrote:
> > How can I accomplish the following?
> >
> > I have a 240 frames animation. In it I have several lights. I'm using
> > one of those lights to simulate the bright flash of an explosion which
> > starts at frame 100 and dies out a couple of frames later. I've studied
> > the clock features (including the My_Clock one) but still haven't found
> > a solution. Can anyone help me out?
>
> The Automatic Clock Modifier macros allow you to keyframe values like this
> very simply:
>
> #include "autoclck.mcr"
> #declare ExplosionBrightness = (From (99/240, 0) To (100/240, 1) To_Using
> (110/240, 0, "Decel"));
>
> #if (ExplosionBrightness > 0)
>    light_source {rgb ExplosionBrightness*<3, 2.5, 2> location ... }
> #end
>
> The macro file package can be downloaded from:
>
>    http://www.geocities.com/ccolefax/clockmod.html


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