Mick Hazelgrove nous apporta ses lumieres ainsi en ce 2004/05/16 14:52... :

>In this case an isosurface - is there a way of transforming an isosurface so
>thet the top is made thinner than the bottom?
>
>Mick
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Yes by using an inverted gradient y to modulate the horizontal size. 
With a maximum value at the bottom reatching zero at the top, you 
multiply the x and z sizes by the gradient value. You can also use some 
function that depend on the vertical position if you want a non-linear 
tapering.

Alain

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