The color
of the snow that lies on the top of the surface.
Surface_color
The color of the surface
that the snow lies on top of.
Threshold
Determines the maximum
slope that will hold snow. The valid/slider range is 0 (90 degrees
from horizontal) to 1 (0 degrees from horizontal). The default value
is 0.5 (45 degrees from horizontal).
Depth_decay
The rate at which the
snow color blends into the surface color. The slider range is 0
to 10. The default value is 5.
Thickness
The apparent depth of
the snow. Thickness controls the opacity of the snow (deeper snow
is more opaque). The valid/slider range is 0 (transparent) to 1 (opaque).
The default value is 1.