8

Streak Lens Effect 247
Inter face
Streak Element rollo ut, Parameters panel
Name—Displaysthenameoftheeffect. With
Lens Effects, you can have many different effects
under one instance of Lens Effects. To keep them
in order, it is necessary to name them to make
sure that when you change parameters you are
changing the parameters to the correct effect.
On—Applies the effect to the rendered image when
activated.
Size—Determinesthesizeoftheeffect.
Intensity—Controls the overall brightness and
opacity of the individual effect. Higher values
produce a bright, more opaque effect, and lower
values produces a dim, transparent effect.
Width—Specifies the width of the streak, as a
percent age of the frame.
Angle—Specifies the angle for the st reak. You can
enter both positive and negative values so, when
animated, the streak rotates in a clockwise or
counterclockwise direction.
Taper—Controls the t aper of the individual spokes
ofthestreak.Taperwidensornarrowsthetipsof
the individual streak points. Low numbers create a
sharp point, while high numbers flare the points.
Sharp—Specifies the overall sharpness of the
streak. Higher numbers produce crisp, clean, and
clear st reaks. L ower numbers produce more of a
secondaryglowlook.Range=0to10.
Glow B ehind—Gives the effect the ability to be
displayed behind objects in your 3ds Max scene.
Occlusion—Deter mines how much t he L ens
Effects Scene Occlusion parameters will affect the
particular effect. T he value entered de termines
what percentage of occlusion set in the L ens Effects
Globals panel will be applied.
Sq ueeze—Determines whether the effect will
be squeezed. When ac tivated, the effect will be
squeezed accord ing to Lens Effects Globals under
the Parameters panel in the Squeeze spinner.
UseSourceColor—Mixes the source color of the
lightorobjectyouareapplyingtheeffecttoand
the color or mapping set in the Radial Color or
Circular Color parameters. A value of 0 uses only
the va lues set in the Radial Color and Circular
Color parameters while a value of 100 uses only the
light or objects source color. Any value between 0
and100willrenderamixbetweenthesourcecolor
and the effect’s color parameters.
Radial Color group
Fa lloff Cur ve—Displays the Radial Falloff dialog
(page 3–253)
in which you can set weights for the
colors used in Radial Color. By manipulating the