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Tree: c8befe4536

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zr-v4/libraries/AP_Declination

History

Andrew Tridgell 927834106d AP_Declination: save some more memory by putting the declination keys in progmem ... there was a comment saying this was too slow, but it actually costs about 30 usec extra, which is trivial given the full auto declination call costs 680 usec and its only called once per boot		13 years ago
..
examples/AP_Declination_test	AP_Declination: added timing information to declination test	13 years ago
AP_Declination.cpp	AP_Declination: save some more memory by putting the declination keys in progmem	13 years ago
AP_Declination.h	AP_Declination: Implemented Delta Encoding and Run-Length Encoding. Added method to traverse the compressed array and return the lookup value based on the same lat_index/lon_index that was used before.	13 years ago