remove most of the defines
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@@ -71,7 +71,7 @@ int16_t Point::courseTo(const Coordinates& point) const {
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Coordinates begin = this->coordinates;
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Coordinates end = point;
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double phi = log( tan(end.lat * ROUTE_DEGREE_TO_RADIANT / 2 + ROUTE_PI / 4) / tan(begin.lat * ROUTE_DEGREE_TO_RADIANT / 2 + ROUTE_PI / 4) );
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double phi = log( tan(end.lat * ROUTE_DEGREE_TO_RADIANT / 2 + M_PI / 4) / tan(begin.lat * ROUTE_DEGREE_TO_RADIANT / 2 + M_PI / 4) );
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double lon = (begin.lon * ROUTE_DEGREE_TO_RADIANT - end.lon * ROUTE_DEGREE_TO_RADIANT);
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int16_t res = static_cast<int16_t>(atan2(lon, phi) / ROUTE_DEGREE_TO_RADIANT) * -1;
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@@ -18,7 +18,6 @@
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#define ROUTE_DEGREE_TO_RADIANT 0.01745
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#define ROUTE_DISTANCE_BETWEEN_LATITUDE 111300
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#define ROUTE_PI 3.14159265358979323846
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/**
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* @brief A to handle points on the earth
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