Overview



This import is available in DELFT-FEWS versions after 13-5-2013 (FEWS version 2013.01)

The IDF parser imports coverage data from iMOD IDF files. This binary file type is described in the iMOD manual. Note there is an error in the IDF specification. The first two fields of the comment section, parameter names lAdit and Nline, are not Integer 1, but Integer 4. 

Noteworthy implementation details

The format is mostly straightforward. Here described, is how the parser deals with the not so straight forward elements.

Coordinates

In IDF, the bounding box coordinates are specified by their X and Y coordinate. Their coordinate system is not explicitly stored. When importing, the parser uses the default coordinate system as specified by FEWS. One should therefore specify the grid definition explicitely in the grids. The grid definition can be derive from the IDF by using iMOD.

Vectors

The IDF format supports vectors, in addition to single floating point values. These are not currently supported.

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