2011

Table Of Contents
coloring it; the resulting shadow can then be sent to the output or composited
under the original input image.
The Drop Shadow tool has the following parameters:
Output Controls whether to output the shadow alone or composited
under the input image. The UI will present a pull-down menu with
Composite and Shadow Only items. By default, the output mode is
Composite.
Color Controls the color of the shadow; by default, the shadow color is
black.
Feather Radius X, Radius Y, and Link Controls the radius of the blur (just
like in the Blur tool). By default, the X and Y radii are linked and set to 0;
otherwise, their range is the same as that in the Blur tool.
Offset X and Offset Y Controls the offset of the shadow with respect to
the input image; by default, the offsets are 0. The Drop Shadow tool
supports non-integer shadow offsets so that animating those parameters
will still produce a smooth result. The offsets can be controlled using direct
manipulation.
NOTE This tool always outputs an RGBA image. Its only affects mode is RGBA.
Glow
The Glow lets you generate subtle gradations of light in your composition.
The Glow tool has the following parameters:
498 | Chapter 20 Effects Tools