Terrain (ITerrain66)

The ITerrain66 interface exposes information about the terrain, such as the MPT file name that is being used, and information about the MPT coordinate system.

	Properties
	BestLevelWidth	Reserved. Currently not used.
	BestMPP	Gets the best terrain imagery resolution.
	Bottom	Gets the y-coordinate of the lower right corner of the terrain database.
	CoordinateSystem	Gets an ICoordinateSystem66 representing the MPT coordinate system.
	Description	Gets a user-defined description of the MPT.
	Left	Gets the x-coordinate of the terrain database upper left corner.
	Levels	Gets the number of imaginary resolution levels that are used to enhance the visual quality when the camera is close to the ground.
	Name	Gets a user-defined description of the local or remote MPT database.
	Opacity	Gets and sets the degree of opacity of the terrain.
	Right	Gets the x-coordinate of the bottom-right corner of the terrain database.
	StreamQuality	Gets the stream quality level.
	Top	Gets the y-coordinate of the terrain database upper left corner.
	Methods
	GetGroundHeightInfo	Returns the height of a given coordinate on the terrain using the given accuracy level.