ROTATION
This function enables the user to rotate an object in the display area about the global (or virtual) X, Y, and Z-axes. The options are shown in Figure 12.2.1.
Figure 12.2.1 The Rotation Dialog Window
. SCREEN AXIS
Rotates an object in the display area according to an angle. The screen axes are fixed at all times and are defined as follows:
1. SCREEN X
Axis direction is from the left to right of the terminal screen.
2. SCREEN Y
Axis direction is from the bottom to the top of the terminal screen.
3. SCREEN Z
Axis direction is from the screen to the user.
. VIRTUAL AXIS
Rotates an object about global (or virtual) X, Y, and Z-axes according to an angle.
. The sliders enable the user to adjust rotation angles.
. APPLY completes the rotation. This function can be repeated as many times as desired.
. REVERSE reverses the rotation. This function can be repeated as many times as desired.