8

516 Chapter 8: Modifiers
model. A sett ing of 100.0 renders the hair with flat
lighting. A value of 0.0 is lit only by scene light
sources, typically resulting in a hig her-contrast
solution. Default=40.0. Range=0.0 to 100.0.
Left: Occluded Amb=0.0
Right: Occluded Amb=100.0
Both: Color=white, Self Shadow=50.0
Tip Color—Haircoloratthetips,farthestfromthe
growth object surface. To change the color, click
the color swatch and use the Color Selector dialog.
Root Color—H air color at the roots, closest to the
growth object surface. To change the color, click
the color swatch and use the Color Selector dialog.
Tip Color=red
Root Color=blue
Hue Variation=0.0
The Tip Color and Root Color attributes are also
mappable via the map buttons to the r ight of
the spinners. These let you add texture maps to
control the hair coloring, separately at the tip and
base. The UVW mapping used for the texture is
thesameasthatofthegrowthobject.
For results closest to the map colors, set Tip Color
and Root Color to white. Alternatively, set a
different color to tint the map coloring.
Left: The texture map used for the hair (center and right)
Center: The map applied to Tip Color and Root Color causes
the hair to use t he same coloring.
Right: Setting Tip Color and Root Color to orange add s an
orange tint to the hair.
Hue V ar iation—The amount by which Hair var ies
the color of the hairs. The default value results in
natural-looking hair. Default=30.0. Range=0.0
to 100.0.
Value Va riation—The amount by which Hair varies
the brightness of the hairs. The default value
results in natural-looking hair. Defau lt=50.0.
Range=0.0 to 100.0.
Top: Hue/Value Variation=0.0
Middle: Value Variation=100.0
Bottom: Hue Variation=100.0