Searched refs:c_U1 (Results 1 – 2 of 2) sorted by relevance
| /dports/astro/gpsd/gpsd-3.20/ |
| H A D | gpsutils.c | 641 double L, L_P, U1, U2, s_U1, c_U1, s_U2, c_U2; in earth_distance_and_bearings() local
655 c_U1 = cos(U1); in earth_distance_and_bearings()
664 (c_U1 * s_U2 - s_U1 * c_U2 * c_L) * in earth_distance_and_bearings()
665 (c_U1 * s_U2 - s_U1 * c_U2 * c_L)); in earth_distance_and_bearings()
670 c_S = s_U1 * s_U2 + c_U1 * c_U2 * c_L; in earth_distance_and_bearings()
672 s_A = c_U1 * c_U2 * s_L / s_S; in earth_distance_and_bearings()
696 *ib = atan2(c_U2 * sin(lambda), c_U1 * s_U2 - s_U1 * c_U2 * cos(lambda)); in earth_distance_and_bearings()
698 *fb = atan2(c_U1 * sin(lambda), c_U1 * s_U2 * cos(lambda) - s_U1 * c_U2); in earth_distance_and_bearings()
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| /dports/graphics/gmt/gmt-6.3.0/src/ |
| H A D | gmt_map.c | 3275 …double b = a * f1, s = distance_m, alpha1 = azimuth * D2R, s_alpha1, c_alpha1, tan_U1, c_U1, s_U1,… in gmtmap_translate_point_geodesic() local
3280 c_U1 = 1.0 / sqrt ((1.0 + tan_U1 * tan_U1)); in gmtmap_translate_point_geodesic()
3281 s_U1 = tan_U1 * c_U1, in gmtmap_translate_point_geodesic()
3283 s_alpha = c_U1 * s_alpha1; in gmtmap_translate_point_geodesic()
3297 tmp = s_U1 * sinSigma - c_U1 * cosSigma * c_alpha1; in gmtmap_translate_point_geodesic()
3298 …*lat2 = R2D * atan2 (s_U1 * cosSigma + c_U1 * sinSigma * c_alpha1, f1 * sqrt (s_alpha * s_alpha + … in gmtmap_translate_point_geodesic()
3299 lambda = atan2 (sinSigma * s_alpha1, c_U1 * cosSigma - s_U1 * sinSigma * c_alpha1); in gmtmap_translate_point_geodesic()
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