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ABX wrote:
> On Wed, 15 Oct 2003 18:56:23 +0100, David Burnett <var### [at] ntlworld com> 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)?
>
Displacement shaders can be applied to any sphere, however as RMAN,
BMRT etc always convert objects to micropolygons
(effectively sub 1 pixel in size depending on settings ) for shading
you could and probably should say its done on meshes.
Dave
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