TipThe soft highlights on Blinn surfaces
are less likely to exhibit roping or flickering for thin highlights
than the harder highlights on Phong surfaces.
Use the Blinn surface material for
surfaces with bump or displacement maps to reduce highlight roping
or flickering.
Specular Shading attributes
(Phong)
Cosine Power
Controls the size of shiny highlights
on the surface. The valid range is 2 to infinity. The slider range
is 2 (broad highlight, not very shiny surface) to 100 (small highlight,
very shiny surface), though you can type in a higher value. The
default value is 20.
