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On Wed, 15 Oct 2003 18:56:23 +0100, David Burnett <var### [at] ntlworldcom> wrote:
> I mean displacement in the renderman displacement shader sense which
> is what Roberto was asking about, hence in this case 'true
> displacement'. A function (in this case a shader)
> applied to an object, sphere, mesh, plane etc which change its
> geometry.
Is that displacement on object/sphere/plane/mesh or is is only on meshes (if
you know what I mean in my question)?
> As I stated IMHO isosurfaces are not displacement as there is no
> original object expect the one created by the function. It doesn't
> matter what you do within that function what you get is still the
> 'original' object not a displaced one.
Thinking that way displacement of mesh surface is only new mesh (even if it is
calculated on the fly). You can work with displacement on
functions/isosurfaces were efficient way if you have tools like:
http://www-public.tu-bs.de/~y0013390/pov/ic/docu02.html#Displace
ABX
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