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2 Click and hold down the Up/Down wedge.
The Vertical Distance indicator is displayed.
3 Drag up or down to change the elevation of the view.
4 Release the button on your pointing device to return to the wheel.
Walk Tool
With the Walk tool, you can navigate through a model as if you were walking
through it. Once you start the Walk tool, the Center Circle icon is displayed
near the base of the view and the cursor changes to display a series of arrows.
To walk through the model, you drag in the direction in which you want to
move in.
Constrain the Walk Angle
When walking through a model, you can constrain the movement angle to
the world up vector. If the Constrain Walk Angle option is enabled, you
can freely walk around while maintaining a constant camera viewpoint
elevation; if the walk angle is not constrained, you will “fly” in the direction
you are looking. Use the Options Editor to constrain the movement angle
to the world up vector for the Walk tool.
Use Viewpoint Linear Speed
By default, the linear navigation speed in viewpoints is directly related to the
size of your model. You can set a specific speed of motion for all viewpoints
(Options Editor ➤ Interface ➤ Viewpoint Defaults) or for the current
124 | Chapter 5 Explore Your Model