more theoretical calculation of this.kx/this.ky

mapbox / cheap-ruler

Fast approximations for common geodesic measurements 🌐

https://www.mapbox.com/blog/cheap-ruler/

ISC License

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Closed kkdd closed 4 years ago

kkdd commented 6 years ago

this.kx and this.ky are calculated by theoretical first-order approximation

mourner commented 6 years ago

Nice! Is this change conceptually the same as the one in https://github.com/mapbox/cheap-ruler-cpp/pull/13/?

kkdd commented 6 years ago

Oh, yes, it is!