The TerrainRegion type exposes the following members.
Gets the cache associated with this region.
Gets or sets a value indicating whether this region is locked in memory. A locked region will not be unloaded, even if the cache is full and this is the least recently used region.
Gets the time stamp of the last time this region was accessed.
Gets the approximate size, in bytes, of this region. This size is generally only useful for comparing the size of regions.
Gets or sets the current status of this region. Only the cache associated with this region should set the value of this property.