ISG -- International Service for the Geoid
New in version 3.1.
Driver short name
Driver built-in by default
This driver is built-in by default
Supports reading grids in the International Service for the Geoid text format, used for number of geoid models at http://www.isgeoid.polimi.it/Geoid/reg_list.html
Format specification is at https://www.isgeoid.polimi.it/Geoid/format_specs.html
NOTE: Implemented as aaigriddataset.cpp.
This driver supports georeferencing
WGS84 will always be arbitrarily reported as the interpolation CRS of the grid. Consult grid documentation for exact CRS to apply.
This driver supports virtual I/O operations (/vsimem/, etc.)