[PD] Motion Detection Strategies - Gem

Mathieu Bouchard matju at artengine.ca
Sat Oct 7 00:30:27 CEST 2006

On Fri, 6 Oct 2006, Kyle Klipowicz wrote:

> You can also easily experiment with different forms of interpolation
> if you scale your control range over the interval [0, 1].  A quartic
> interpolation would simply be like this:

What is usually meant by quartic interpolation is a fourth-degree 
interpolation, which means five-point (think [tabread5]). What you are 
talking about is linear interpolation (two-point) in a quartic scale (by 
opposition to both linear scale and logarithmic scale).

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| Mathieu Bouchard - tél:+1.514.383.3801 - http://artengine.ca/matju
| Freelance Digital Arts Engineer, Montréal QC Canada

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