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mapper.ne.lat

mapper

This mapper function returns the first latitude in a sliding window which is not equal to a given threshold.

The associated longitude, elevation and value are those of the selected latitude.

The mapper.ne.lat function must be parameterized with the threshold.

mapper.ne.lat is available since version 2.2.0.

See also

Signature

Examples

// Because latitudes and longitudes are approximated, this test is a bit tricky. NEWGTS 10 1 2 3 2.0 ADDVALUE 20 4 5 6 5.0 ADDVALUE 30 7 8 9 1.0 ADDVALUE [ SWAP 0.9999999823048711 mapper.ne.lat 0 0 0 ] MAP