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mapper.le.lat

mapper

This mapper function returns the first latitude in a sliding window which is less or equal to a given threshold.

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

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

mapper.le.lat is available since version 2.2.0.

See also

Signatures

Examples

// Remember longitudes and latitudes are approximated, so the result of the MAP may not be what you expect. NEWGTS 10 1 2 3 2.0 ADDVALUE 20 4 5 6 5.0 ADDVALUE 30 7 8 9 1.0 ADDVALUE [ SWAP 4 mapper.le.lat 0 0 0 ] MAP