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This commit is contained in:
Timur A. Fatkhullin
2025-09-02 00:45:23 +03:00
parent 3d3b57a311
commit de80acf315
7 changed files with 390 additions and 80 deletions
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132
mcc/mcc_pzone.h
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@@ -114,6 +114,24 @@ public:
return MccAltLimitPZErrorCode::ERROR_COORD_TRANSFROM;
}
};
_transformCoordinatesEqtHrzCoords = [ccte_engine](MccCelestialPoint from_pt,
MccEqtHrzCoords* to_pt) -> error_t {
if (to_pt == nullptr) {
return MccAltLimitPZErrorCode::ERROR_NULLPTR;
}
auto err = ccte_engine->transformCoordinates(from_pt, to_pt);
if (!err) {
return MccAltLimitPZErrorCode::ERROR_OK;
}
if (std::same_as<decltype(err), error_t>) {
return err;
} else {
return MccAltLimitPZErrorCode::ERROR_COORD_TRANSFROM;
}
};
}
@@ -278,11 +296,79 @@ public:
return ret;
}
template <typename InputT>
error_t intersectPZone(InputT coords, mcc_celestial_point_c auto* point)
requires(mcc_eqt_hrz_coord_c<InputT> || mcc_celestial_point_c<InputT>)
// template <typename InputT>
// error_t intersectPZone(InputT coords, mcc_celestial_point_c auto* point)
// requires(mcc_eqt_hrz_coord_c<InputT> || mcc_celestial_point_c<InputT>)
// {
// // double ha, dec, az;
// double dec, az;
// if (point == nullptr) {
// return MccAltLimitPZErrorCode::ERROR_NULLPTR;
// }
// error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
// if constexpr (mcc_eqt_hrz_coord_c<InputT>) {
// // ha = coords.HA;
// dec = coords.DEC_APP;
// } else {
// MccCelestialPoint to_pt{.pair_kind = MccCoordPairKind::COORDS_KIND_HADEC_APP};
// mcc_tp2tp(coords.time_point, to_pt.time_point);
// ret = getCoord(coords, &to_pt);
// if (ret) {
// return ret;
// }
// // ha = to_pt.X;
// dec = to_pt.Y;
// }
// double sinDec = sin(dec), cosDec = cos(dec);
// auto cos_ha = (_sinAlim - sinDec * _sinLat) / cosDec / _cosLat;
// if (cos_ha > 1.0) { // no intersection
// // point->pair_kind = MccCoordPairKind::COORDS_KIND_GENERIC;
// point->X = std::numeric_limits<double>::quiet_NaN();
// point->Y = std::numeric_limits<double>::quiet_NaN();
// return ret;
// }
// // WARNNIG: THE EXPRESSION ASSUMES THAT AZIMUTH IS COUNTED FROM THE SOUTH THROUGH THE WEST!!!
// double cosA = (-sinDec * _cosLat + cosDec * _sinLat * cos_ha) / _cosALim;
// if constexpr (KIND ==
// MccAltLimitKind::MIN_ALT_LIMIT) { // the closest time point is one after upper culmination
// az = std::acos(cosA);
// } else if constexpr (KIND == MccAltLimitKind::MAX_ALT_LIMIT) { // the closest time point is one before upper
// // culmination
// az = -std::acos(cosA);
// }
// MccCelestialPoint pt{.pair_kind = MccCoordPairKind::COORDS_KIND_AZALT, .X = az, .Y = _altLimit};
// mcc_tp2tp(coords.time_point, pt.time_point);
// MccCelestialPoint to_pt{.pair_kind = point->pair_kind};
// mcc_tp2tp(point->time_point, to_pt.time_point);
// ret = _transformCoordinates(pt, &to_pt);
// if (!ret) {
// point->X = MccAngle(to_pt.X).normalize<MccAngle::NORM_KIND_0_360>();
// point->Y = MccAngle(to_pt.Y).normalize<MccAngle::NORM_KIND_90_90>();
// }
// return ret;
// }
template <typename InputT, typename ResultT>
error_t intersectPZone(InputT coords, ResultT* point)
requires((mcc_eqt_hrz_coord_c<InputT> || mcc_celestial_point_c<InputT>) &&
(mcc_eqt_hrz_coord_c<ResultT> || mcc_celestial_point_c<ResultT>))
{
double ha, dec, az;
double dec, az;
if (point == nullptr) {
return MccAltLimitPZErrorCode::ERROR_NULLPTR;
@@ -291,7 +377,7 @@ public:
error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
if constexpr (mcc_eqt_hrz_coord_c<InputT>) {
ha = coords.HA;
// ha = coords.HA;
dec = coords.DEC_APP;
} else {
MccCelestialPoint to_pt{.pair_kind = MccCoordPairKind::COORDS_KIND_HADEC_APP};
@@ -302,7 +388,7 @@ public:
return ret;
}
ha = to_pt.X;
// ha = to_pt.X;
dec = to_pt.Y;
}
@@ -310,11 +396,20 @@ public:
auto cos_ha = (_sinAlim - sinDec * _sinLat) / cosDec / _cosLat;
if (cos_ha > 1.0) { // no intersection
if (cos_ha > 1.0) { // no intersection (outputs are all NaN)
// point->pair_kind = MccCoordPairKind::COORDS_KIND_GENERIC;
point->X = std::numeric_limits<double>::quiet_NaN();
point->Y = std::numeric_limits<double>::quiet_NaN();
if constexpr (mcc_eqt_hrz_coord_c<ResultT>) {
point->HA = std::numeric_limits<double>::quiet_NaN();
point->RA_APP = std::numeric_limits<double>::quiet_NaN();
point->DEC_APP = std::numeric_limits<double>::quiet_NaN();
point->AZ = std::numeric_limits<double>::quiet_NaN();
point->ZD = std::numeric_limits<double>::quiet_NaN();
point->ALT = std::numeric_limits<double>::quiet_NaN();
}
return ret;
}
@@ -332,13 +427,23 @@ public:
MccCelestialPoint pt{.pair_kind = MccCoordPairKind::COORDS_KIND_AZALT, .X = az, .Y = _altLimit};
mcc_tp2tp(coords.time_point, pt.time_point);
MccCelestialPoint to_pt{.pair_kind = point->pair_kind};
mcc_tp2tp(point->time_point, to_pt.time_point);
if constexpr (mcc_eqt_hrz_coord_c<ResultT>) {
MccEqtHrzCoords to_pt;
mcc_tp2tp(point->time_point, to_pt.time_point);
ret = _transformCoordinates(pt, &to_pt);
ret = _transformCoordinates(pt, &to_pt);
if (!ret) {
point->X = MccAngle(to_pt.X).normalize<MccAngle::NORM_KIND_0_360>();
point->Y = MccAngle(to_pt.Y).normalize<MccAngle::NORM_KIND_90_90>();
if (!ret) {
mcc_copy_eqt_hrz_coord(to_pt, point);
}
} else {
MccCelestialPoint to_pt{.pair_kind = point->pair_kind};
mcc_tp2tp(point->time_point, to_pt.time_point);
ret = _transformCoordinates(pt, &to_pt);
if (!ret) {
point->X = MccAngle(to_pt.X).normalize<MccAngle::NORM_KIND_0_360>();
point->Y = MccAngle(to_pt.Y).normalize<MccAngle::NORM_KIND_90_90>();
}
}
return ret;
@@ -349,6 +454,7 @@ protected:
double _cosLat, _sinLat, _absLat, _latLim;
std::function<error_t(MccCelestialPoint, MccCelestialPoint*)> _transformCoordinates{};
std::function<error_t(MccCelestialPoint, MccEqtHrzCoords*)> _transformCoordinatesEqtHrzCoords{};
error_t getCoord(mcc_celestial_point_c auto const& from_pt, MccCelestialPoint* to_pt)
{