9
848 Chapter 22: Customizing the User Interface
Procedure
To use a MIDI device to control the animation time
slider:
1.
Choose Customize menu > Preferences >
Preference Settings dialog > Ani mation tab.
2. IntheMIDITimeSliderControlgroup,choose
On.
3. Click Setup.
4. Set the MIDI device options and click OK.
Inter face
Preset s—Specifies the type of MIDI device used.
Yo u c a n c h o o s e t h e M e d i a C o n t r o l S t a t i o n 2 , w h i c h
is a MIDI device containing standard VCR-style
playback buttons along with a jog wheel, or you
can choose Custom, which specifies note events
in the s pinners. You can also use Custom to
customize the buttons used by the Media Control
Station.
Channel—Specifies the channel to which your
MIDI device is assigned.
Note Number group
With the controls in this group you can specify
which note event triggers which function.
Start Frame—Goes to the start frame ( the Rew ind
button in the Media Control Station).
End Frame—Goestotheendframe(the
Fast-Forward button in the Media Control
Station).
Step Forward—Moves one frame forward (the
Fast-ForwardbuttonandOptionbuttoninthe
Media Control Station).
Step B ack ward—Moves one frame back (the
RewindbuttonandOptionbuttonintheMedia
Cont rol Station).
Stop—Stops playback (the square button).
Play—Plays the animation (the arrow button).
Jog Wheel—Controlsthetimesliderwiththejog
wheel.
Sensitivity—Cont rols the number of ticks that
thetimeslidermovesinresponsetooneunitof
move ment from the jog wheel. A lower value
provides more precise posit ioning of the t ime
slider, while a h igher value makes the time slider
move faster. If you set your time display to show
ticks and set the sensitivity to 1, you can move one
tick at a time with the jog wheel.
Units S etup
Customize m enu > Units Setup > Units Setup dialog
The Units Setup dia log establishes t he unit display
method, giving you the choice between generic
units and standard units (feet and inches, or
metric). You can also create custom units, which
are used whenever you create an object.
Theunitsthatyousetupareusedtomeasure
geometry in your scene. In addition to these units,
the software also uses system units as an internal
mechanism. System units should only b e changed
before you create your scene or import a unitless