Result codes for getting pyramid tile data.
enum
TileDataResult
Error
= -1
An unexpected error has occurred, no data has been loaded for the requested pyramid tile.
Remarks:
The contents of the provided output buffer are undefined.
Void
= 0
The requested pyramid tile does not exist (which implies that there are no descendants).
Ok
= 1
The data of the requested pyramid tile has been loaded.
The provided output buffer contains the tile data.
Empty
= 2
The requested pyramid tile exists but has no data (but some descendants might).