ANISOTROPIC Shader

Hi,
nice blog!
I have create this shader for my work, for silk, velvet and aniso –
metal….(based on some shader of Renderman Sigg. couse)
it is not like a Bertrand’s best shader, but have a some tex multiply
option……
and works with polygons.

Test with low raytrace:
give a look.
ciao

Alessandro Dalla Fontana
http://www.alessandrodallafontana.com/

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