Routines
This section lists the routines used in ENVI programming. See the following sections:
- Application Control: ENVI application, messaging, preferences
 - Data Management: Data types, metadata, coordinate systems, and more
 - ENVITasks: Tasks that operate on data
 - Display Control: Layers, views, user interface
 - Virtual Rasters: Routines that create new ENVIRaster objects for data processing
 - Obsolete