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348 Chapter 19: Video Post-Production
Procedure
To use the S ta r f iel d fi lter :
1.
Create a camer a and (optionally) animate the
camera’s or target’s position, field of view , and
roll.
2. Choose Renderin g > Video Post and add a
Scene Event, using the camera for the view.
3. Select the Scene Event in the queue, click
Add Image Filter, select the Starfield filter, and
click the Setup button.
4. In the Stars Cont rol dialog, make sure that the
selected camera matches the camera used in
the Scene Event.
If these don’t match, the stars will not match the
camera’s motion. If there is only one camera in
the scene, the field will default to that camera.
5. Set the starfield parameters, then exit the Stars
Control dialog and the Edit Filter Event dialog.
6. Execute the Video Post sequence to see stars.
Interfa ce
Source Camera group
Source Camera—Lets you choose from a list of
cameras in the scene. Choose the s ame ca mera as
the one b eing used to render the scene.
General group
Set the brightness range and size of the stars.
Dimmest Sta r—Specifies the dimmest star. Range
= 0 to 255.
Brightest Star—Specifies the brightest star. Range
= 0 to 255.
Linear/Logarithmic—Specifies whether the range of
brightness is calculated linearly or logarithmically.
Star S ize (Pixels)—Specifies the size of the stars, in
pixels. Range = 0 .001 to 100.
Motion Blur group
These settings control the streaking effect of the
stars w hen the c amera moves.