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Motor 765
Pr ocedur es
To create a Plane:
1.
Chooseoneoftheaboveoptions,andthenclick
in any viewport.
The plane’s normal is aligned with the
viewport’s Z axis.
2. UsetheMoveandRotatetoolstoadjustits
position and orientation, as necessary.
Inter face
Properties rollout
Show Normal—When on, the Plane normal is
displayed as an arrow in the viewport.
Motor
Create panel > Helpers > reactor > Motor
Menubar>reactor>CreateObject>Motor
reactortoolbar>CreateMotorbutton
The Motor helper lets you apply a turning for ce
toanynon-fixedrigidbodyinthescene.Youcan
specifytheangularvelocityforthetargetandthe
maximum angular impulse the Motor can apply
to achieve this velocity.
You do not need to add a Motor explicitly to a
simulation, as a ll valid motors in a scene are added
to the simulation by default. A Motor is valid if
its Rigid Body property has been set to a valid
rigid body in the scene. When not s elected, invalid
motors are colored red in the viewport.
Procedures
To create a motor :
• Chooseoneoftheaboveoptions,andthenclick
in any viewport to add the motor.
Note: The icon’s position has no effect on the
motor’s behavior.
To set t he ri gid body f or t he motor :
1.
Create the motor and the rigid body to attach
the motor to.
2. On the Properties rollout, click the Rigid Body
pick button and then, in one of the viewports,
selecttheobjectyouwouldliketomotortoact
on.
The motor can apply rotational forces about
one of the object’s axes. The default rotation
axis is the object’s Z axis. The rotat ion axis and
rotation direction are displayed in the viewport.
Interfa ce
Motor Properties rollout
Rigid Body—Displays the name of the rigid body
that the motor applies forces to. You assign a
motor’s rigid body by clicking this button a nd
then selecting a rigid body from any viewport.