Option

Description

Base surface

Select the surface containing the line model that defines the ground surface.

Terrace surface

Select this checkbox and select the surface containing the line model that defines the terrace surface in order to generate a dual surface model or fly path.

Fly path

Eye height

Enter the height above the surface at which the fly path should be generated. Only available when generating a fly path.

View radius

Enter the distance ahead of the current position that will define the position being looked at. Only available when generating a fly path.

Speed

Enter the distance that the view position moves between successive frames. Only available when generating a fly path.

Acceleration

Enter the distance that the view moves between successive frames when changing direction (only available if the Path from road file option is not selected). Only available when generating a fly path.

Path from road file

Select this checkbox and select the road file from which the fly path definition should be taken. Only available when generating a fly path.