2008

Filter group
Filters the Source selections to let you control how the highlight is applied.
For example, you can have ten spheres in your scene, each with the same
Object ID, but different colors. If you set the Source as the Object ID of the
spheres, which selects all of the spheres, that is the only place in your scene
that Highlight will apply an effect.
However, now that Highlight knows where the pixels are that can be
highlighted, it needs to know which ones to actually apply the highlights to.
Highlight uses the filter controls to find out which source pixels to apply the
highlight to.
All Selects all source pixels in the scene and applies a highlight to them.
Edge Selects all source pixels along a boundary edge and applies a highlight
to them. Applying a highlight along the edges of objects produces a soft halo
that exists on both inside and outside edges of your object.
Edge highlights
Perimeter Alpha Applies a highlight only to the perimeter of an object based
on its alpha channel. Selecting this option highlights only the outside of an
object without any spill on the interior. Whereas highlighting by Edge
Lens Effects Filters | 6691