POV-Ray : Newsgroups : povray.animations : Plotting/Visualizing Splines Server Time
18 Jun 2024 08:23:08 EDT (-0400)
  Plotting/Visualizing Splines (Message 1 to 2 of 2)  
From: aqsp47
Subject: Plotting/Visualizing Splines
Date: 14 Nov 2003 05:50:00
Message: <web.3fb4b297739f9be4d919a0c0@news.povray.org>
I am interested in using splines to provide a path for my camera location
and look_at points during an animation, where my object remains stationary.
I have Chris Colefax's spline macros for this purpose, but was wondering
how I can visualize a spline in my scene so that I can decide what 'flight'
path it should take?

Are there any tools that will, say, let me look at my scene and object (my
object is actually a union of lots of triangles) from a distance and let me
plot a rough path with a mouse, outputting the relevant values I need for
that spline?

Thanks in advance.


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From: ABX
Subject: Re: Plotting/Visualizing Splines
Date: 14 Nov 2003 06:15:39
Message: <krd9rvgmsj7fhsfiiu7r1trktqp73v5d6v@4ax.com>
On Fri, 14 Nov 2003 05:46:47 EST, "aqsp47" <aqs### [at] dslpipexcom> wrote:
> I am interested in using splines to provide a path for my camera location
> and look_at points during an animation, where my object remains stationary.
> I have Chris Colefax's spline macros for this purpose, but was wondering
> how I can visualize a spline in my scene so that I can decide what 'flight'
> path it should take?
>
> Are there any tools that will, say, let me look at my scene and object (my
> object is actually a union of lots of triangles) from a distance and let me
> plot a rough path with a mouse, outputting the relevant values I need for
> that spline?

Take a look at scenes/animations/splinefollow/splinefollow.pov sample included
in your 3.5 installation. There is ready scene where you can see path/spline
because object are located on this spline and you can go along that spline
because there is option to put camera on that spline. To distinguish between
how this sample is rendered you need to pass ini setting. You can minimize
your activity simply runing ini files I uploaded at:
http://news.povray.org/povray.binaries.utilities/25029/
If you are not interested in rendering you can also view rendering of
varioation of this sample made with development version of MegaPOV at:
http://news.povray.org/povray.binaries.animations/32438/

ABX


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