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https://github.com/tumic0/GPXSee.git
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Added support for Krovak projection
This commit is contained in:
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6bee2a46f1
commit
7d412a274d
@ -129,7 +129,8 @@ HEADERS += src/config.h \
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src/map/rectd.h \
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src/map/geocentric.h \
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src/map/mercator.h \
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src/map/jnxmap.h
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src/map/jnxmap.h \
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src/map/krovak.h
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SOURCES += src/main.cpp \
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src/common/coordinates.cpp \
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src/common/rectc.cpp \
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@ -226,7 +227,8 @@ SOURCES += src/main.cpp \
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src/data/oziparsers.cpp \
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src/map/geocentric.cpp \
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src/map/mercator.cpp \
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src/map/jnxmap.cpp
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src/map/jnxmap.cpp \
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src/map/krovak.cpp
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RESOURCES += gpxsee.qrc
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TRANSLATIONS = lang/gpxsee_cs.ts \
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lang/gpxsee_sv.ts \
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@ -21,6 +21,7 @@ ED50(ED77) / UTM zone 40N,2060,4154,16040,9001,9807,4400,8801,0,9102,8802,57,910
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ED50(ED77) / UTM zone 41N,2061,4154,16041,9001,9807,4400,8801,0,9102,8802,63,9102,8805,0.9996,9201,8806,500000,9001,8807,0,9001,,,,,,
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Dabola 1981 / UTM zone 28N,2063,4315,16028,9001,9807,4400,8801,0,9102,8802,-15,9102,8805,0.9996,9201,8806,500000,9001,8807,0,9001,,,,,,
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Dabola 1981 / UTM zone 29N,2064,4315,16029,9001,9807,4400,8801,0,9102,8802,-9,9102,8805,0.9996,9201,8806,500000,9001,8807,0,9001,,,,,,
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S-JTSK (Ferro) / Krovak,2065,4818,19952,9001,9819,6501,1036,30.1717303,9110,8806,0,9001,8807,0,9001,8811,49.3,9110,8818,78.3,9110,8819,0.9999,9201,8833,42.3,9110
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Naparima 1955 / UTM zone 20N,2067,4158,16020,9001,9807,4400,8801,0,9102,8802,-63,9102,8805,0.9996,9201,8806,500000,9001,8807,0,9001,,,,,,
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ELD79 / Libya zone 5,2068,4159,18240,9001,9807,4499,8801,0,9102,8802,9,9102,8805,0.9999,9201,8806,200000,9001,8807,0,9001,,,,,,
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ELD79 / Libya zone 6,2069,4159,18241,9001,9807,4499,8801,0,9102,8802,11,9102,8805,0.9999,9201,8806,200000,9001,8807,0,9001,,,,,,
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@ -1766,6 +1767,7 @@ Korea 2000 / West Belt 2010,5185,4737,5101,9001,9807,4530,8801,38,9102,8802,125,
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Korea 2000 / Central Belt 2010,5186,4737,5102,9001,9807,4530,8801,38,9102,8802,127,9102,8805,1,9201,8806,200000,9001,8807,600000,9001,,,,,,
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Korea 2000 / East Belt 2010,5187,4737,5103,9001,9807,4530,8801,38,9102,8802,129,9102,8805,1,9201,8806,200000,9001,8807,600000,9001,,,,,,
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Korea 2000 / East Sea Belt 2010,5188,4737,5104,9001,9807,4530,8801,38,9102,8802,131,9102,8805,1,9201,8806,200000,9001,8807,600000,9001,,,,,,
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S-JTSK (Ferro) / Krovak East North,5221,4818,5218,9001,1041,4499,1036,30.1717303,9110,8806,0,9001,8807,0,9001,8811,49.3,9110,8818,78.3,9110,8819,0.9999,9201,8833,42.3,9110
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WGS 84 / Gabon TM,5223,4326,5222,9001,9807,4499,8801,0,9102,8802,12,9102,8805,0.9996,9201,8806,500000,9001,8807,500000,9001,,,,,,
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Kandawala / Sri Lanka Grid,5234,4244,5231,9001,9807,4400,8801,7.0001729,9110,8802,80.461816,9110,8805,0.9999238418,9201,8806,200000,9001,8807,200000,9001,,,,,,
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SLD99 / Sri Lanka Grid 1999,5235,5233,5232,9001,9807,4400,8801,7.00016975,9110,8802,80.46181671,9110,8805,0.9999238418,9201,8806,500000,9001,8807,500000,9001,,,,,,
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@ -1844,6 +1846,8 @@ RSRGD2000 / MSLC2000,5479,4764,5475,9001,9802,4500,8821,-78,9110,8822,163,9110,8
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RSRGD2000 / BCLC2000,5480,4764,5476,9001,9802,4500,8821,-74.3,9110,8822,165,9110,8823,-73.4,9110,8824,-75.2,9110,8826,5000000,9001,8827,3000000,9001,,,
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RSRGD2000 / PCLC2000,5481,4764,5477,9001,9802,4500,8821,-71.3,9110,8822,166,9110,8823,-70.4,9110,8824,-72.2,9110,8826,3000000,9001,8827,1000000,9001,,,
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RGAF09 / UTM zone 20N,5490,5489,16020,9001,9807,4400,8801,0,9102,8802,-63,9102,8805,0.9996,9201,8806,500000,9001,8807,0,9001,,,,,,
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S-JTSK / Krovak,5513,4156,5509,9001,9819,6501,1036,30.1717303,9110,8806,0,9001,8807,0,9001,8811,49.3,9110,8818,78.3,9110,8819,0.9999,9201,8833,24.5,9110
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S-JTSK / Krovak East North,5514,4156,5510,9001,1041,4499,1036,30.1717303,9110,8806,0,9001,8807,0,9001,8811,49.3,9110,8818,78.3,9110,8819,0.9999,9201,8833,24.5,9110
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CI1971 / Chatham Islands Map Grid,5518,4672,5517,9001,9807,4500,8801,-44,9110,8802,-176.3,9110,8805,1,9201,8806,350000,9001,8807,650000,9001,,,,,,
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CI1979 / Chatham Islands Map Grid,5519,4673,5517,9001,9807,4500,8801,-44,9110,8802,-176.3,9110,8805,1,9201,8806,350000,9001,8807,650000,9001,,,,,,
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DHDN / 3-degree Gauss-Kruger zone 1,5520,4314,16261,9001,9807,4530,8801,0,9102,8802,3,9102,8805,1,9201,8806,1500000,9001,8807,0,9001,,,,,,
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Can't render this file because it is too large.
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74
src/map/krovak.cpp
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74
src/map/krovak.cpp
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@ -0,0 +1,74 @@
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#include "ellipsoid.h"
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#include "krovak.h"
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Krovak::Krovak(const Ellipsoid *ellipsoid, double standardParallel,
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double azimuth, double scale, double centerLatitude, double longitudeOrigin,
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double falseEasting, double falseNorthing, Orientation orientation)
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{
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double phiC = deg2rad(centerLatitude);
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double sinPhiC = sin(phiC);
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double sinPhiC2 = sinPhiC * sinPhiC;
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double cosPhiC = cos(phiC);
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double cosPhiC2 = cosPhiC * cosPhiC;
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double cosPhiC4 = cosPhiC2 * cosPhiC2;
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double alphaC = deg2rad(azimuth);
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_phiP = deg2rad(standardParallel);
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_e = sqrt(ellipsoid->es());
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_A = ellipsoid->radius() * sqrt(1.0 - ellipsoid->es())
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/ (1.0 - ellipsoid->es() * sinPhiC2);
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_B = sqrt(1.0 + (ellipsoid->es() * cosPhiC4 / (1.0 - ellipsoid->es())));
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double gamma0 = asin(sinPhiC / _B);
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_t0 = tan(M_PI_4 + gamma0 / 2.0) * pow((1.0 + _e * sinPhiC) /
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(1.0 - _e * sinPhiC), _e*_B / 2.0) / pow(tan(M_PI_4 + phiC/2.0), _B);
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_n = sin(_phiP);
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_r0 = scale * _A / tan(_phiP);
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_FE = falseEasting;
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_FN = falseNorthing;
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_cosAlphaC = cos(alphaC);
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_sinAlphaC = sin(alphaC);
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_lambda0 = deg2rad(longitudeOrigin);
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_orientation = orientation;
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}
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PointD Krovak::ll2xy(const Coordinates &c) const
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{
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double phi = deg2rad(c.lat());
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double lambda = deg2rad(c.lon());
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double sinPhi = sin(phi);
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double eSinPhi = _e * sinPhi;
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double U = 2.0 * (atan(_t0 * pow(tan(phi/2.0 + M_PI_4), _B)
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/ pow((1.0 + eSinPhi) / (1.0 - eSinPhi), _e * _B / 2.0)) - M_PI_4);
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double V = _B * (_lambda0 - lambda);
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double T = asin(_cosAlphaC * sin(U) + _sinAlphaC * cos(U) * cos(V));
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double D = asin(cos(U) * sin(V) / cos(T));
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double theta = _n * D;
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double r = _r0 * pow(tan(M_PI_4 + _phiP / 2.0), _n)
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/ pow(tan(T/2.0 + M_PI_4), _n);
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double sign = (_orientation == North) ? -1.0 : 1.0;
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return PointD(sign * (r * sin(theta) + _FE), sign * (r * cos(theta) + _FN));
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}
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Coordinates Krovak::xy2ll(const PointD &p) const
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{
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double sign = (_orientation == North) ? -1.0 : 1.0;
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double Xp = sign * p.y() - _FN;
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double Yp = sign * p.x() - _FE;
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double Xp2 = Xp * Xp;
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double Yp2 = Yp * Yp;
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double r = sqrt(Xp2 + Yp2);
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double theta = atan(Yp / Xp);
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double D = theta / sin(_phiP);
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double T = 2.0 * (atan(pow(_r0 / r, 1.0/_n) * tan(M_PI_4 + _phiP/2.0))
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- M_PI_4);
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double U = asin(_cosAlphaC * sin(T) - _sinAlphaC * cos(T) * cos(D));
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double V = asin(cos(T) * sin(D) / cos(U));
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double phi = U;
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for (int i = 0; i < 3; i++)
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phi = 2.0 * (atan(pow(_t0, -1.0/_B) * pow(tan(U/2.0 + M_PI_4), 1.0/_B)
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* pow((1.0 + _e * sin(phi))/(1.0 - _e * sin(phi)), _e/2.0)) - M_PI_4);
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return Coordinates(rad2deg(_lambda0 - V/_B), rad2deg(phi));
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}
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32
src/map/krovak.h
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32
src/map/krovak.h
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@ -0,0 +1,32 @@
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#ifndef KROVAK_H
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#define KROVAK_H
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#include "ct.h"
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class Ellipsoid;
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class Krovak : public CT
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{
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public:
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enum Orientation {
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North,
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South
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};
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Krovak(const Ellipsoid *ellipsoid, double standardParallel,
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double azimuth, double scale, double centerLatitude,
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double longitudeOrigin, double falseEasting, double falseNorthing,
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Orientation orientation);
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virtual CT *clone() const {return new Krovak(*this);}
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virtual PointD ll2xy(const Coordinates &c) const;
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virtual Coordinates xy2ll(const PointD &p) const;
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private:
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double _e, _A, _B, _t0, _n, _r0, _phiP;
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double _cosAlphaC, _sinAlphaC, _lambda0, _FE, _FN;
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Orientation _orientation;
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};
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#endif // KROVAK_H
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@ -32,6 +32,7 @@ static bool parameter(int key, double val, int units, Projection::Setup &setup)
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case 8802:
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case 8812:
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case 8822:
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case 8833:
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{AngularUnits au(units);
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if (au.isNull())
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return false;
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@ -39,6 +40,7 @@ static bool parameter(int key, double val, int units, Projection::Setup &setup)
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return true;
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case 8805:
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case 8815:
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case 8819:
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setup.setScale(val);
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return true;
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case 8806:
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@ -58,12 +60,14 @@ static bool parameter(int key, double val, int units, Projection::Setup &setup)
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setup.setFalseNorthing(lu.toMeters(val));}
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return true;
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case 8813:
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case 8818:
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case 8823:
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{AngularUnits au(units);
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if (au.isNull())
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return false;
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setup.setStandardParallel1(au.toDegrees(val));}
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return true;
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case 1036:
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case 8814:
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case 8824:
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{AngularUnits au(units);
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@ -5,6 +5,7 @@
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#include "lambertconic.h"
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#include "albersequal.h"
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#include "lambertazimuthal.h"
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#include "krovak.h"
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#include "latlon.h"
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#include "gcs.h"
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#include "pcs.h"
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@ -15,11 +16,13 @@ Projection::Method::Method(int id)
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{
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switch (id) {
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case 1024:
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case 1041:
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case 9801:
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case 9802:
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case 9804:
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case 9807:
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case 9815:
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case 9819:
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case 9820:
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case 9822:
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_id = id;
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@ -39,6 +42,12 @@ Projection::Projection(const PCS *pcs) : _gcs(pcs->gcs()), _units(pcs->units()),
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case 1024:
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_ct = new WebMercator();
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break;
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case 1041:
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_ct = new Krovak(ellipsoid, setup.standardParallel1(),
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setup.standardParallel2(), setup.scale(), setup.latitudeOrigin(),
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setup.longitudeOrigin(), setup.falseEasting(),
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setup.falseNorthing(), Krovak::North);
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break;
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case 9801:
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case 9815: // Oblique mercator aproximation using LCC1
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_ct = new LambertConic1(ellipsoid, setup.latitudeOrigin(),
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@ -61,6 +70,12 @@ Projection::Projection(const PCS *pcs) : _gcs(pcs->gcs()), _units(pcs->units()),
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setup.longitudeOrigin(), setup.scale(), setup.falseEasting(),
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setup.falseNorthing());
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break;
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case 9819:
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_ct = new Krovak(ellipsoid, setup.standardParallel1(),
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setup.standardParallel2(), setup.scale(), setup.latitudeOrigin(),
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setup.longitudeOrigin(), setup.falseEasting(),
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setup.falseNorthing(), Krovak::South);
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break;
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case 9820:
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_ct = new LambertAzimuthal(ellipsoid, setup.latitudeOrigin(),
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setup.longitudeOrigin(), setup.falseEasting(),
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