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For instance, you have previously visualised a GRIB icon by just clicking the icon and selecting option visualise Visualise. A Display Window was automatically generated showing a default Geographical View containing a global map in a Cylindrical projection.
The picture below shows some of the above View concepts. This is a customised Geographical View showing more than one globe's worth of area in a Cylindrical projection.
shows the infra-red bands from Meteosat-10*, Meteosat-7, GOES-13, GOES-15 and MTSAT-2.
(add a picture with 4 views and highlighting the above definitions)
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Your macro should be 3 lines long (well, 3 commands anyway) - one to read the input GRIB file, one to compute the profile and one to write the result to disk
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