3D linear interpolation

[Cary Robins]

Does anyone know of an existing package that can determine
three-dimensional linear interpolation.

Cary

 

[Marco Parmeggiani]

Does anyone know of an existing package that can determine
three-dimensional linear interpolation.

it's easy to implement

http://astronomy.swin.edu.au/~pbourke/analysis/trilinear/

a srearch on google could drive you to some packages but ususally they
support a bunch of other thing you don't need or they have some license
you may not like.

ciao