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26 Chapter 10: Precision and Drawing Aids

Compass Helper

Create panel > Helpers > Standard > Object Type rollout

>Compass

Createmenu>Helpers>Compass

Compassdisplaysasanon-renderingcompass

rose, with indicators for North, South, East, and

West. A comp a s s is p a r t of a

Daylight or Sunlight

system (page 1–394)

;youcreateacompass

automatically w hen you create sunlight. In a

Sunlight system, the orientation of the compass

indicates the orientation of the scene, relative to

thepathofthesun(theecliptic).

Use the Compass helper object if you want to

create an orientation symbol in your scene, but

don’t need to create a sunlight system.

Procedure

To create a compass object:

Choose Compass in the Create panel > Helpers

section.

2. Click and dr ag to define the radius of the

comp ass.

3. Select and rotate the compass object to orient it.

Inter face

Parameters rollout

Show Compass Rose—Displays the non-rendering

compass rose in the viewport.

Radius—Specifie s the radius of the compass object.

ManipulatorHelperObjects

Create panel > Helpers > Manipulators > Object Type

rollout

Createmenu>Helpers>Manipulators

Manipulator helpers are objects you can create

to manipulate other objects. They let you add

customized controls to your scene that provide

visual feedback in viewpor ts. To control other

objects, manipulators use the

parameter wiring

feature (page 2–393)

Manipulators can be especially useful when you

create a scene that w i ll be used by more than one

animator.

There are three kinds of manipulator helpers:

Cone Angle Manipulator (page 2–27)

Plane Angle Manipulator (page 2–29)

Slider Manipulator (p age 2–30)