Apple Motion 4 - Manual (Page 935)

Star
The Star generator creates a glowing star shape that contains an alpha channel. The scale,
width, angle, epsilon (which fine-tunes the size of the star spikes), and opacity of the
spikes can be modified and keyframed, as well as the position, color, and radius of the
star.
Default Star generator Multiple modified Star generators over gradient
Parameters in the Inspector
Center: Sets the position of the center of the star.
You can also use the Adjust Item tool to adjust this parameter using the onscreen controls.
For more information, see
Editing Generators Using Onscreen Controls .
Color: Picks the halo around the star. Use the disclosure triangle to display Red, Green,
Blue, and Opacity sliders for more precise color selection.
Radius: Sets the radius of the circle at the center of the star. Values range from 0 to 300.
Spike Scale: Sets the size of the star spikes. Values range from 0 to 100.
Spike Angle: Sets the angles of the star spikes.
Spike Opacity: Sets the opacity of the star spikes. Values range from –8 to 0.
Spike Width: Sets the width of the star spikes. Values range from 0 to 50.
Epsilon: Fine-tunes the strength of the star spikes. Values ranges from –2 to 0.
HUD Controls
The HUD contains the following controls: Color, Radius, Spike Scale, Spike Angle, Spike
Opacity, Spike Width, and Epsilon.
935 Chapter 15 Working with Generators