Passed
Push — master ( 300b0d...3598bd )
by Doug
09:39
created

ProjectedPoint::lambertConicConformal1SPVariantB()   A

Complexity

Conditions 3
Paths 2

Size

Total Lines 44
Code Lines 29

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 12

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 3
eloc 29
nc 2
nop 7
dl 0
loc 44
ccs 0
cts 28
cp 0
crap 12
rs 9.456
c 1
b 0
f 0
1
<?php
2
/**
3
 * PHPCoord.
4
 *
5
 * @author Doug Wright
6
 */
7
declare(strict_types=1);
8
9
namespace PHPCoord;
10
11
use function abs;
12
use function asinh;
13
use function atan;
14
use function atan2;
15
use function atanh;
16
use function cos;
17
use function cosh;
18
use DateTime;
19
use DateTimeImmutable;
20
use DateTimeInterface;
21
use function implode;
22
use function is_nan;
23
use function log;
24
use const M_E;
25
use const M_PI;
26
use const M_PI_2;
27
use function max;
28
use PHPCoord\CoordinateOperation\AutoConversion;
29
use PHPCoord\CoordinateOperation\ComplexNumber;
30
use PHPCoord\CoordinateOperation\GeographicValue;
31
use PHPCoord\CoordinateReferenceSystem\Geographic;
32
use PHPCoord\CoordinateReferenceSystem\Projected;
33
use PHPCoord\CoordinateSystem\Axis;
34
use PHPCoord\Exception\InvalidAxesException;
35
use PHPCoord\Exception\InvalidCoordinateReferenceSystemException;
36
use PHPCoord\Exception\UnknownAxisException;
37
use PHPCoord\UnitOfMeasure\Angle\Angle;
38
use PHPCoord\UnitOfMeasure\Angle\ArcSecond;
39
use PHPCoord\UnitOfMeasure\Angle\Degree;
40
use PHPCoord\UnitOfMeasure\Angle\Radian;
41
use PHPCoord\UnitOfMeasure\Length\Length;
42
use PHPCoord\UnitOfMeasure\Length\Metre;
43
use PHPCoord\UnitOfMeasure\Scale\Coefficient;
44
use PHPCoord\UnitOfMeasure\Scale\Scale;
45
use function sin;
46
use function sinh;
47
use function sqrt;
48
use function substr;
49
use function tan;
50
use function tanh;
51
52
/**
53
 * Coordinate representing a point on a map projection.
54
 */
55
class ProjectedPoint extends Point
56
{
57
    use AutoConversion;
58
59
    /**
60
     * Easting.
61
     */
62
    protected Length $easting;
63
64
    /**
65
     * Northing.
66
     */
67
    protected Length $northing;
68
69
    /**
70
     * Westing.
71
     */
72
    protected Length $westing;
73
74
    /**
75
     * Southing.
76
     */
77
    protected Length $southing;
78
79
    /**
80
     * Coordinate reference system.
81
     */
82
    protected Projected $crs;
83
84
    /**
85
     * Coordinate epoch (date for which the specified coordinates represented this point).
86
     */
87
    protected ?DateTimeImmutable $epoch;
88
89 135
    protected function __construct(?Length $easting, ?Length $northing, ?Length $westing, ?Length $southing, Projected $crs, ?DateTimeInterface $epoch = null)
90
    {
91 135
        $this->crs = $crs;
92
93 135
        $eastingAxis = $this->getAxisByName(Axis::EASTING);
94 135
        $westingAxis = $this->getAxisByName(Axis::WESTING);
95 135
        $northingAxis = $this->getAxisByName(Axis::NORTHING);
96 135
        $southingAxis = $this->getAxisByName(Axis::SOUTHING);
97
98 135
        if ($easting && $eastingAxis) {
99 121
            $this->easting = Length::convert($easting, $eastingAxis->getUnitOfMeasureId());
100 121
            $this->westing = $this->easting->multiply(-1);
101 16
        } elseif ($westing && $westingAxis) {
102 15
            $this->westing = Length::convert($westing, $westingAxis->getUnitOfMeasureId());
103 15
            $this->easting = $this->westing->multiply(-1);
104
        } else {
105 1
            throw new InvalidAxesException($crs->getCoordinateSystem()->getAxes());
106
        }
107
108 134
        if ($northing && $northingAxis) {
109 124
            $this->northing = Length::convert($northing, $northingAxis->getUnitOfMeasureId());
110 124
            $this->southing = $this->northing->multiply(-1);
111 11
        } elseif ($southing && $southingAxis) {
112 10
            $this->southing = Length::convert($southing, $southingAxis->getUnitOfMeasureId());
113 10
            $this->northing = $this->southing->multiply(-1);
114
        } else {
115 1
            throw new InvalidAxesException($crs->getCoordinateSystem()->getAxes());
116
        }
117
118 133
        if ($epoch instanceof DateTime) {
119 1
            $epoch = DateTimeImmutable::createFromMutable($epoch);
120
        }
121 133
        $this->epoch = $epoch;
122 133
    }
123
124 115
    public static function create(?Length $easting, ?Length $northing, ?Length $westing, ?Length $southing, Projected $crs, ?DateTimeInterface $epoch = null): self
125
    {
126 115
        if ($crs->getSRID() === Projected::EPSG_OSGB_1936_BRITISH_NATIONAL_GRID) {
127 8
            return new BritishNationalGridPoint($easting, $northing, $epoch);
0 ignored issues
show
Bug introduced by
It seems like $northing can also be of type null; however, parameter $northing of PHPCoord\BritishNationalGridPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

127
            return new BritishNationalGridPoint($easting, /** @scrutinizer ignore-type */ $northing, $epoch);
Loading history...
Bug introduced by
It seems like $easting can also be of type null; however, parameter $easting of PHPCoord\BritishNationalGridPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

127
            return new BritishNationalGridPoint(/** @scrutinizer ignore-type */ $easting, $northing, $epoch);
Loading history...
128
        }
129
130 110
        if ($crs->getSRID() === Projected::EPSG_TM75_IRISH_GRID) {
131 1
            return new IrishGridPoint($easting, $northing, $epoch);
0 ignored issues
show
Bug introduced by
It seems like $easting can also be of type null; however, parameter $easting of PHPCoord\IrishGridPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

131
            return new IrishGridPoint(/** @scrutinizer ignore-type */ $easting, $northing, $epoch);
Loading history...
Bug introduced by
It seems like $northing can also be of type null; however, parameter $northing of PHPCoord\IrishGridPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

131
            return new IrishGridPoint($easting, /** @scrutinizer ignore-type */ $northing, $epoch);
Loading history...
132
        }
133
134 109
        if ($crs->getSRID() === Projected::EPSG_IRENET95_IRISH_TRANSVERSE_MERCATOR) {
135 1
            return new IrishTransverseMercatorPoint($easting, $northing, $epoch);
0 ignored issues
show
Bug introduced by
It seems like $northing can also be of type null; however, parameter $northing of PHPCoord\IrishTransverse...torPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

135
            return new IrishTransverseMercatorPoint($easting, /** @scrutinizer ignore-type */ $northing, $epoch);
Loading history...
Bug introduced by
It seems like $easting can also be of type null; however, parameter $easting of PHPCoord\IrishTransverse...torPoint::__construct() does only seem to accept PHPCoord\UnitOfMeasure\Length\Length, maybe add an additional type check? ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-type  annotation

135
            return new IrishTransverseMercatorPoint(/** @scrutinizer ignore-type */ $easting, $northing, $epoch);
Loading history...
136
        }
137
138 108
        return new static($easting, $northing, $westing, $southing, $crs, $epoch);
139
    }
140
141 52
    public static function createFromEastingNorthing(?Length $easting, ?Length $northing, Projected $crs, ?DateTimeInterface $epoch = null): self
142
    {
143 52
        return static::create($easting, $northing, null, null, $crs, $epoch);
144
    }
145
146 4
    public static function createFromWestingNorthing(?Length $westing, ?Length $northing, Projected $crs, ?DateTimeInterface $epoch = null): self
147
    {
148 4
        return static::create(null, $northing, $westing, null, $crs, $epoch);
149
    }
150
151 7
    public static function createFromWestingSouthing(?Length $westing, ?Length $southing, Projected $crs, ?DateTimeInterface $epoch = null): self
152
    {
153 7
        return static::create(null, null, $westing, $southing, $crs, $epoch);
154
    }
155
156 57
    public function getEasting(): Length
157
    {
158 57
        return $this->easting;
159
    }
160
161 59
    public function getNorthing(): Length
162
    {
163 59
        return $this->northing;
164
    }
165
166 10
    public function getWesting(): Length
167
    {
168 10
        return $this->westing;
169
    }
170
171 8
    public function getSouthing(): Length
172
    {
173 8
        return $this->southing;
174
    }
175
176 135
    public function getCRS(): Projected
177
    {
178 135
        return $this->crs;
179
    }
180
181 4
    public function getCoordinateEpoch(): ?DateTimeImmutable
182
    {
183 4
        return $this->epoch;
184
    }
185
186
    /**
187
     * Calculate distance between two points.
188
     * Because this is a simple grid, we can use Pythagoras.
189
     */
190 7
    public function calculateDistance(Point $to): Length
191
    {
192 7
        if ($to->getCRS()->getSRID() !== $this->crs->getSRID()) {
193 3
            throw new InvalidCoordinateReferenceSystemException('Can only calculate distances between two points in the same CRS');
194
        }
195
196
        /* @var ProjectedPoint $to */
197 4
        return new Metre(
198 4
            sqrt(
199 4
                ($to->getEasting()->getValue() - $this->getEasting()->getValue()) ** 2 +
200 4
                ($to->getNorthing()->getValue() - $this->getNorthing()->getValue()) ** 2
201
            )
202
        );
203
    }
204
205 18
    public function __toString(): string
206
    {
207 18
        $values = [];
208 18
        foreach ($this->getCRS()->getCoordinateSystem()->getAxes() as $axis) {
209 18
            if ($axis->getName() === Axis::EASTING) {
210 16
                $values[] = $this->easting;
211 18
            } elseif ($axis->getName() === Axis::NORTHING) {
212 17
                $values[] = $this->northing;
213 2
            } elseif ($axis->getName() === Axis::WESTING) {
214 2
                $values[] = $this->westing;
215 1
            } elseif ($axis->getName() === Axis::SOUTHING) {
216 1
                $values[] = $this->southing;
217
            } else {
218
                throw new UnknownAxisException(); // @codeCoverageIgnore
219
            }
220
        }
221
222 18
        return '(' . implode(', ', $values) . ')';
223
    }
224
225
    /**
226
     * Affine parametric transformation.
227
     */
228 1
    public function affineParametricTransform(
229
        Projected $to,
230
        Length $A0,
231
        Coefficient $A1,
232
        Coefficient $A2,
233
        Length $B0,
234
        Coefficient $B1,
235
        Coefficient $B2,
236
        bool $inReverse
237
    ): self {
238 1
        $xs = $this->easting->getValue(); // native unit to metre conversion already embedded in the scale factor
239 1
        $ys = $this->northing->getValue(); // native unit to metre conversion already embedded in the scale factor
240
241 1
        if ($inReverse) {
242
            $D = ($A1->getValue() * $B2->getValue()) - ($A2->getValue() * $B1->getValue());
243
            $a0 = (($A2->getValue() * $B0->asMetres()->getValue()) - ($B2->getValue() * $A0->asMetres()->getValue())) / $D;
244
            $b0 = (($B1->getValue() * $A0->asMetres()->getValue()) - ($A1->getValue() * $B0->asMetres()->getValue())) / $D;
245
            $a1 = $B2->getValue() / $D;
246
            $a2 = -$A2->getValue() / $D;
247
            $b1 = -$B1->getValue() / $D;
248
            $b2 = $A1->getValue() / $D;
249
        } else {
250 1
            $a0 = $A0->asMetres()->getValue();
251 1
            $a1 = $A1->getValue();
252 1
            $a2 = $A2->getValue();
253 1
            $b0 = $B0->asMetres()->getValue();
254 1
            $b1 = $B1->getValue();
255 1
            $b2 = $B2->getValue();
256
        }
257
258 1
        $xt = $a0 + ($a1 * $xs) + ($a2 * $ys);
259 1
        $yt = $b0 + ($b1 * $xs) + ($b2 * $ys);
260
261 1
        return static::create(new Metre($xt), new Metre($yt), new Metre(-$xt), new Metre(-$yt), $to, $this->epoch);
262
    }
263
264
    /**
265
     * Albers Equal Area.
266
     */
267 2
    public function albersEqualArea(
268
        Geographic $to,
269
        Angle $latitudeOfFalseOrigin,
270
        Angle $longitudeOfFalseOrigin,
271
        Angle $latitudeOf1stStandardParallel,
272
        Angle $latitudeOf2ndStandardParallel,
273
        Length $eastingAtFalseOrigin,
274
        Length $northingAtFalseOrigin
275
    ): GeographicPoint {
276 2
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
277 2
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
278 2
        $phiOrigin = $latitudeOfFalseOrigin->asRadians()->getValue();
279 2
        $phi1 = $latitudeOf1stStandardParallel->asRadians()->getValue();
280 2
        $phi2 = $latitudeOf2ndStandardParallel->asRadians()->getValue();
281 2
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
282 2
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
283 2
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
284 2
        $e4 = $e ** 4;
285 2
        $e6 = $e ** 6;
286
287 2
        $centralMeridianFirstParallel = cos($phi1) / sqrt(1 - $e2 * sin($phi1) ** 2);
288 2
        $centralMeridianSecondParallel = cos($phi2) / sqrt(1 - $e2 * sin($phi2) ** 2);
289
290 2
        $alphaOrigin = (1 - $e2) * (sin($phiOrigin) / (1 - $e2 * sin($phiOrigin) ** 2) - (1 / 2 / $e) * log((1 - $e * sin($phiOrigin)) / (1 + $e * sin($phiOrigin))));
291 2
        $alphaFirstParallel = (1 - $e2) * (sin($phi1) / (1 - $e2 * sin($phi1) ** 2) - (1 / 2 / $e) * log((1 - $e * sin($phi1)) / (1 + $e * sin($phi1))));
292 2
        $alphaSecondParallel = (1 - $e2) * (sin($phi2) / (1 - $e2 * sin($phi2) ** 2) - (1 / 2 / $e) * log((1 - $e * sin($phi2)) / (1 + $e * sin($phi2))));
293
294 2
        $n = ($centralMeridianFirstParallel ** 2 - $centralMeridianSecondParallel ** 2) / ($alphaSecondParallel - $alphaFirstParallel);
295 2
        $C = $centralMeridianFirstParallel ** 2 + $n * $alphaFirstParallel;
296 2
        $rhoOrigin = $a * sqrt($C - $n * $alphaOrigin) / $n;
297 2
        $rhoPrime = sqrt($easting ** 2 + ($rhoOrigin - $northing) ** 2);
298 2
        $alphaPrime = ($C - $rhoPrime ** 2 * $n ** 2 / $a ** 2) / $n;
299 2
        $betaPrime = self::asin($alphaPrime / (1 - (1 - $e2) / 2 / $e * log((1 - $e) / (1 + $e))));
300 2
        if ($n > 0) {
301 1
            $theta = atan2($easting, $rhoOrigin - $northing);
302
        } else {
303 1
            $theta = atan2(-$easting, $northing - $rhoOrigin);
304
        }
305
306 2
        $latitude = $betaPrime + (($e2 / 3 + 31 * $e4 / 180 + 517 * $e6 / 5040) * sin(2 * $betaPrime)) + ((23 * $e4 / 360 + 251 * $e6 / 3780) * sin(4 * $betaPrime)) + ((761 * $e6 / 45360) * sin(6 * $betaPrime));
307 2
        $longitude = $longitudeOfFalseOrigin->asRadians()->getValue() + ($theta / $n);
308
309 2
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
310
    }
311
312
    /**
313
     * American Polyconic.
314
     */
315 1
    public function americanPolyconic(
316
        Geographic $to,
317
        Angle $latitudeOfNaturalOrigin,
318
        Angle $longitudeOfNaturalOrigin,
319
        Length $falseEasting,
320
        Length $falseNorthing
321
    ): GeographicPoint {
322 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
323 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
324 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
325 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
326 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
327 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
0 ignored issues
show
Unused Code introduced by
The assignment to $e is dead and can be removed.
Loading history...
328 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
329 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
330 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
331
332 1
        $i = (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256);
333 1
        $ii = (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024);
334 1
        $iii = (15 * $e4 / 256 + 45 * $e6 / 1024);
335 1
        $iv = (35 * $e6 / 3072);
336
337 1
        $MO = $a * ($i * $latitudeOrigin - $ii * sin(2 * $latitudeOrigin) + $iii * sin(4 * $latitudeOrigin) - $iv * sin(6 * $latitudeOrigin));
338
339 1
        if ($MO === $northing) {
340
            $latitude = 0;
341
            $longitude = $longitudeOrigin + $easting / $a;
342
        } else {
343 1
            $A = ($MO + $northing) / $a;
344 1
            $B = $A ** 2 + $easting ** 2 / $a ** 2;
345
346 1
            $latitude = $A;
347 1
            $C = sqrt(1 - $e2 * sin($latitude) ** 2) * tan($latitude);
348
            do {
349 1
                $latitudeN = $latitude;
350 1
                $Ma = $i * $latitude - $ii * sin(2 * $latitude) + $iii * sin(4 * $latitude) - $iv * sin(6 * $latitude);
351 1
                $MnPrime = $i - 2 * $ii * cos(2 * $latitude) + 4 * $iii * cos(4 * $latitude) - 6 * $iv * cos(6 * $latitude);
352 1
                $latitude = $latitude - ($A * ($C * $Ma + 1) - $Ma - $C * ($Ma ** 2 + $B) / 2) / ($e2 * sin(2 * $latitude) * ($Ma ** 2 + $B - 2 * $A * $Ma) / 4 * $C + ($A - $Ma) * ($C * $MnPrime - (2 / sin(2 * $latitude))) - $MnPrime);
353 1
                $C = sqrt(1 - $e2 * sin($latitude) ** 2) * tan($latitude);
354 1
            } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
355
356 1
            $longitude = $longitudeOrigin + (self::asin($easting * $C / $a)) / sin($latitude);
357
        }
358
359 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
360
    }
361
362
    /**
363
     * Bonne.
364
     */
365 1
    public function bonne(
366
        Geographic $to,
367
        Angle $latitudeOfNaturalOrigin,
368
        Angle $longitudeOfNaturalOrigin,
369
        Length $falseEasting,
370
        Length $falseNorthing
371
    ): GeographicPoint {
372 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
373 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
374 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
375 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
376 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
377 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
378 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
379 1
        $e4 = $e ** 4;
380 1
        $e6 = $e ** 6;
381
382 1
        $mO = cos($latitudeOrigin) / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2);
383 1
        $MO = $a * ((1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256) * $latitudeOrigin - (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024) * sin(2 * $latitudeOrigin) + (15 * $e4 / 256 + 45 * $e6 / 1024) * sin(4 * $latitudeOrigin) - (35 * $e6 / 3072) * sin(6 * $latitudeOrigin));
384 1
        $rho = sqrt($easting ** 2 + ($a * $mO / sin($latitudeOrigin) - $northing) ** 2) * static::sign($latitudeOrigin);
385
386 1
        $M = $a * $mO / sin($latitudeOrigin) + $MO - $rho;
387 1
        $mu = $M / ($a * (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256));
388 1
        $e1 = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
389
390 1
        $latitude = $mu + ((3 * $e1 / 2) - (27 * $e1 ** 3 / 32)) * sin(2 * $mu) + ((21 * $e1 ** 2 / 16) - (55 * $e1 ** 4 / 32)) * sin(4 * $mu) + ((151 * $e1 ** 3 / 96)) * sin(6 * $mu) + ((1097 * $e1 ** 4 / 512)) * sin(8 * $mu);
391 1
        $m = cos($latitude) / sqrt(1 - $e2 * sin($latitude) ** 2);
392
393 1
        if ($m === 0.0) {
394
            $longitude = $longitudeOrigin; // pole
395 1
        } elseif ($latitudeOrigin >= 0) {
396 1
            $longitude = $longitudeOrigin + $rho * atan2($easting, $a * $mO / sin($latitudeOrigin) - $northing) / $a / $m;
397
        } else {
398
            $longitude = $longitudeOrigin + $rho * atan2(-$easting, -($a * $mO / sin($latitudeOrigin) - $northing)) / $a / $m;
399
        }
400
401 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
402
    }
403
404
    /**
405
     * Bonne South Orientated.
406
     */
407 1
    public function bonneSouthOrientated(
408
        Geographic $to,
409
        Angle $latitudeOfNaturalOrigin,
410
        Angle $longitudeOfNaturalOrigin,
411
        Length $falseEasting,
412
        Length $falseNorthing
413
    ): GeographicPoint {
414 1
        $westing = $falseEasting->asMetres()->getValue() - $this->westing->asMetres()->getValue();
415 1
        $southing = $falseNorthing->asMetres()->getValue() - $this->southing->asMetres()->getValue();
416 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
417 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
418 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
419 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
420 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
421 1
        $e4 = $e ** 4;
422 1
        $e6 = $e ** 6;
423
424 1
        $mO = cos($latitudeOrigin) / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2);
425 1
        $MO = $a * ((1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256) * $latitudeOrigin - (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024) * sin(2 * $latitudeOrigin) + (15 * $e4 / 256 + 45 * $e6 / 1024) * sin(4 * $latitudeOrigin) - (35 * $e6 / 3072) * sin(6 * $latitudeOrigin));
426 1
        $rho = sqrt($westing ** 2 + ($a * $mO / sin($latitudeOrigin) - $southing) ** 2) * static::sign($latitudeOrigin);
427
428 1
        $M = $a * $mO / sin($latitudeOrigin) + $MO - $rho;
429 1
        $mu = $M / ($a * (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256));
430 1
        $e1 = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
431
432 1
        $latitude = $mu + ((3 * $e1 / 2) - (27 * $e1 ** 3 / 32)) * sin(2 * $mu) + ((21 * $e1 ** 2 / 16) - (55 * $e1 ** 4 / 32)) * sin(4 * $mu) + ((151 * $e1 ** 3 / 96)) * sin(6 * $mu) + ((1097 * $e1 ** 4 / 512)) * sin(8 * $mu);
433 1
        $m = cos($latitude) / sqrt(1 - $e2 * sin($latitude) ** 2);
434
435 1
        if ($m === 0.0) {
436
            $longitude = $longitudeOrigin; // pole
437 1
        } elseif ($latitudeOrigin >= 0) {
438 1
            $longitude = $longitudeOrigin + $rho * atan2($westing, $a * $mO / sin($latitudeOrigin) - $southing) / $a / $m;
439
        } else {
440
            $longitude = $longitudeOrigin + $rho * atan2(-$westing, -($a * $mO / sin($latitudeOrigin) - $southing)) / $a / $m;
441
        }
442
443 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
444
    }
445
446
    /**
447
     * Cartesian Grid Offsets
448
     * This transformation allows calculation of coordinates in the target system by adding the parameter value to the
449
     * coordinate values of the point in the source system.
450
     */
451 1
    public function offsets(
452
        Projected $to,
453
        Length $eastingOffset,
454
        Length $northingOffset
455
    ): self {
456 1
        $easting = $this->easting->asMetres()->getValue() + $eastingOffset->asMetres()->getValue();
457 1
        $northing = $this->northing->asMetres()->getValue() + $northingOffset->asMetres()->getValue();
458
459 1
        return static::create(new Metre($easting), new Metre($northing), new Metre(-$easting), new Metre(-$northing), $to, $this->epoch);
460
    }
461
462
    /**
463
     * Cassini-Soldner.
464
     */
465 1
    public function cassiniSoldner(
466
        Geographic $to,
467
        Angle $latitudeOfNaturalOrigin,
468
        Angle $longitudeOfNaturalOrigin,
469
        Length $falseEasting,
470
        Length $falseNorthing
471
    ): GeographicPoint {
472 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
473 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
474 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
475 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
476 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
477 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
478 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
479 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
480
481 1
        $MO = $a * ((1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256) * $latitudeOrigin - (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024) * sin(2 * $latitudeOrigin) + (15 * $e4 / 256 + 45 * $e6 / 1024) * sin(4 * $latitudeOrigin) - (35 * $e6 / 3072) * sin(6 * $latitudeOrigin));
482
483 1
        $e1 = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
484 1
        $M = $MO + $northing;
485 1
        $mu = $M / ($a * (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256));
486 1
        $latitudeCentralMeridian = $mu + (3 * $e1 / 2 - 27 * $e1 ** 3 / 32) * sin(2 * $mu) + (21 * $e1 ** 2 / 16 - 55 * $e1 ** 4 / 32) * sin(4 * $mu) + (151 * $e1 ** 3 / 96) * sin(6 * $mu) + (1097 * $e1 ** 4 / 512) * sin(8 * $mu);
487
488 1
        $nu = $a / sqrt((1 - $e2 * sin($latitudeCentralMeridian) ** 2));
489 1
        $rho = $a * (1 - $e2) / (1 - $e2 * sin($latitudeCentralMeridian) ** 2) ** 1.5;
490
491 1
        $T = tan($latitudeCentralMeridian) ** 2;
492 1
        $D = $easting / $nu;
493
494 1
        $latitude = $latitudeCentralMeridian - ($nu * tan($latitudeCentralMeridian) / $rho) * ($D ** 2 / 2 - (1 + 3 * $T) * $D ** 4 / 24);
495 1
        $longitude = $longitudeOrigin + ($D - $T * $D ** 3 / 3 + (1 + 3 * $T) * $T * $D ** 5 / 15) / cos($latitudeCentralMeridian);
496
497 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
498
    }
499
500
    /**
501
     * Hyperbolic Cassini-Soldner.
502
     */
503 1
    public function hyperbolicCassiniSoldner(
504
        Geographic $to,
505
        Angle $latitudeOfNaturalOrigin,
506
        Angle $longitudeOfNaturalOrigin,
507
        Length $falseEasting,
508
        Length $falseNorthing
509
    ): GeographicPoint {
510 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
511 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
512 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
513 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
514 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
515 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
516 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
517 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
518
519 1
        $MO = $a * ((1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256) * $latitudeOrigin - (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024) * sin(2 * $latitudeOrigin) + (15 * $e4 / 256 + 45 * $e6 / 1024) * sin(4 * $latitudeOrigin) - (35 * $e6 / 3072) * sin(6 * $latitudeOrigin));
520 1
        $e1 = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
521
522 1
        $latitude1 = $latitudeOrigin + $northing / 1567446;
523
524 1
        $nu = $a / sqrt((1 - $e2 * sin($latitude1) ** 2));
525 1
        $rho = $a * (1 - $e2) / (1 - $e2 * sin($latitude1) ** 2) ** 1.5;
526
527 1
        $qPrime = $northing ** 3 / (6 * $rho * $nu);
528 1
        $q = ($northing + $qPrime) ** 3 / (6 * $rho * $nu);
529 1
        $M = $MO + $northing + $q;
530
531 1
        $mu = $M / ($a * (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256));
532 1
        $latitudeCentralMeridian = $mu + (3 * $e1 / 2 - 27 * $e1 ** 3 / 32) * sin(2 * $mu) + (21 * $e1 ** 2 / 16 - 55 * $e1 ** 4 / 32) * sin(4 * $mu) + (151 * $e1 ** 3 / 96) * sin(6 * $mu) + (1097 * $e1 ** 4 / 512) * sin(8 * $mu);
533
534 1
        $T = tan($latitudeCentralMeridian) ** 2;
535 1
        $D = $easting / $nu;
536
537 1
        $latitude = $latitudeCentralMeridian - ($nu * tan($latitudeCentralMeridian) / $rho) * ($D ** 2 / 2 - (1 + 3 * $T) * $D ** 4 / 24);
538 1
        $longitude = $longitudeOrigin + ($D - $T * $D ** 3 / 3 + (1 + 3 * $T) * $T * $D ** 5 / 15) / cos($latitudeCentralMeridian);
539
540 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
541
    }
542
543
    /**
544
     * Colombia Urban.
545
     */
546 1
    public function columbiaUrban(
547
        Geographic $to,
548
        Angle $latitudeOfNaturalOrigin,
549
        Angle $longitudeOfNaturalOrigin,
550
        Length $falseEasting,
551
        Length $falseNorthing,
552
        Length $projectionPlaneOriginHeight
553
    ): GeographicPoint {
554 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
555 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
556 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
557 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
558 1
        $heightOrigin = $projectionPlaneOriginHeight->asMetres()->getValue();
559 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
560 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
561
562 1
        $rhoOrigin = $a * (1 - $e2) / (1 - $e2 * sin($latitudeOrigin) ** 2) ** 1.5;
563
564 1
        $nuOrigin = $a / sqrt(1 - $e2 * (sin($latitudeOrigin) ** 2));
565
566 1
        $B = tan($latitudeOrigin) / (2 * $rhoOrigin * $nuOrigin);
567 1
        $C = 1 + $heightOrigin / $a;
568 1
        $D = $rhoOrigin * (1 + $heightOrigin / ($a * (1 - $e2)));
569
570 1
        $latitude = $latitudeOrigin + ($northing / $D) - $B * ($easting / $C) ** 2;
571 1
        $nu = $a / sqrt(1 - $e2 * (sin($latitude) ** 2));
572 1
        $longitude = $longitudeOrigin + $easting / ($C * $nu * cos($latitude));
573
574 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
575
    }
576
577
    /**
578
     * Equal Earth.
579
     */
580 1
    public function equalEarth(
581
        Geographic $to,
582
        Angle $longitudeOfNaturalOrigin,
583
        Length $falseEasting,
584
        Length $falseNorthing
585
    ): GeographicPoint {
586 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
587 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
588 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
589 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
590 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
591 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
592 1
        $e4 = $e ** 4;
593 1
        $e6 = $e ** 6;
594
595 1
        $qP = (1 - $e2) * ((1 / (1 - $e2)) - (1 / (2 * $e) * log((1 - $e) / (1 + $e))));
596 1
        $Rq = $a * sqrt($qP / 2);
597
598 1
        $theta = $northing / $Rq;
599
        do {
600 1
            $thetaN = $theta;
601 1
            $correctionFactor = ($theta * (1.340264 - 0.081106 * $theta ** 2 + $theta ** 6 * (0.000893 + 0.003796 * $theta ** 2)) - $northing / $Rq) / (1.340264 - 0.243318 * $theta ** 2 + $theta ** 6 * (0.006251 + 0.034164 * $theta ** 2));
602 1
            $theta = $theta - $correctionFactor;
603 1
        } while (abs($theta - $thetaN) >= self::NEWTON_RAPHSON_CONVERGENCE);
604
605 1
        $beta = self::asin(2 * sin($theta) / sqrt(3));
606
607 1
        $latitude = $beta + (($e2 / 3 + 31 * $e4 / 180 + 517 * $e6 / 5040) * sin(2 * $beta)) + ((23 * $e4 / 360 + 251 * $e6 / 3780) * sin(4 * $beta)) + ((761 * $e6 / 45360) * sin(6 * $beta));
608 1
        $longitude = $longitudeOrigin + sqrt(3) * $easting * (1.340264 - 0.243318 * $theta ** 2 + $theta ** 6 * (0.006251 + 0.034164 * $theta ** 2)) / (2 * $Rq * cos($theta));
609
610 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
611
    }
612
613
    /**
614
     * Equidistant Cylindrical
615
     * See method code 1029 for spherical development. See also Pseudo Plate Carree, method code 9825.
616
     */
617 1
    public function equidistantCylindrical(
618
        Geographic $to,
619
        Angle $latitudeOf1stStandardParallel,
620
        Angle $longitudeOfNaturalOrigin,
621
        Length $falseEasting,
622
        Length $falseNorthing
623
    ): GeographicPoint {
624 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
625 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
626 1
        $latitudeFirstParallel = $latitudeOf1stStandardParallel->asRadians()->getValue();
627 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
628 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
629 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
630 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
631 1
        $e4 = $e ** 4;
632 1
        $e6 = $e ** 6;
633 1
        $e8 = $e ** 8;
634 1
        $e10 = $e ** 10;
635 1
        $e12 = $e ** 12;
636 1
        $e14 = $e ** 14;
637
638 1
        $n = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
639 1
        $n2 = $n ** 2;
640 1
        $n3 = $n ** 3;
641 1
        $n4 = $n ** 4;
642 1
        $n5 = $n ** 5;
643 1
        $n6 = $n ** 6;
644 1
        $n7 = $n ** 7;
645 1
        $mu = $northing / ($a * (1 - 1 / 4 * $e2 - 3 / 64 * $e4 - 5 / 256 * $e6 - 175 / 16384 * $e8 - 441 / 65536 * $e10 - 4851 / 1048576 * $e12 - 14157 / 4194304 * $e14));
646
647 1
        $latitude = $mu + (3 / 2 * $n - 27 / 32 * $n3 + 269 / 512 * $n5 - 6607 / 24576 * $n7) * sin(2 * $mu)
648 1
            + (21 / 16 * $n2 - 55 / 32 * $n4 + 6759 / 4096 * $n6) * sin(4 * $mu)
649 1
            + (151 / 96 * $n3 - 417 / 128 * $n5 + 87963 / 20480 * $n7) * sin(6 * $mu)
650 1
            + (1097 / 512 * $n4 - 15543 / 2560 * $n6) * sin(8 * $mu)
651 1
            + (8011 / 2560 * $n5 - 69119 / 6144 * $n7) * sin(10 * $mu)
652 1
            + (293393 / 61440 * $n6) * sin(12 * $mu)
653 1
            + (6845701 / 860160 * $n7) * sin(14 * $mu);
654
655 1
        $longitude = $longitudeOrigin + $easting * sqrt(1 - $e2 * sin($latitudeFirstParallel) ** 2) / ($a * cos($latitudeFirstParallel));
656
657 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
658
    }
659
660
    /**
661
     * Guam Projection
662
     * Simplified form of Oblique Azimuthal Equidistant projection method.
663
     */
664 1
    public function guamProjection(
665
        Geographic $to,
666
        Angle $latitudeOfNaturalOrigin,
667
        Angle $longitudeOfNaturalOrigin,
668
        Length $falseEasting,
669
        Length $falseNorthing
670
    ): GeographicPoint {
671 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
672 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
673 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
674 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
675 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
676 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
677 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
678 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
679
680 1
        $MO = $a * ((1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256) * $latitudeOrigin - (3 * $e2 / 8 + 3 * $e4 / 32 + 45 * $e6 / 1024) * sin(2 * $latitudeOrigin) + (15 * $e4 / 256 + 45 * $e6 / 1024) * sin(4 * $latitudeOrigin) - (35 * $e6 / 3072) * sin(6 * $latitudeOrigin));
681 1
        $e1 = (1 - sqrt(1 - $e2)) / (1 + sqrt(1 - $e2));
682 1
        $i = (1 - $e2 / 4 - 3 * $e4 / 64 - 5 * $e6 / 256);
683
684 1
        $latitude = $latitudeOrigin;
685
        do {
686 1
            $latitudeN = $latitude;
687 1
            $M = $MO + $northing - ($easting ** 2 * tan($latitude) * sqrt(1 - $e2 * sin($latitude) ** 2) / (2 * $a));
688 1
            $mu = $M / ($a * $i);
689 1
            $latitude = $mu + (3 * $e1 / 2 - 27 * $e1 ** 3 / 32) * sin(2 * $mu) + (21 * $e1 ** 2 / 16 - 55 * $e1 ** 4 / 32) * sin(4 * $mu) + (151 * $e1 ** 3 / 96) * sin(6 * $mu) + (1097 * $e1 ** 4 / 512) * sin(8 * $mu);
690 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
691
692 1
        $longitude = $longitudeOrigin + $easting * sqrt(1 - $e2 * sin($latitude) ** 2) / ($a * cos($latitude));
693
694 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
695
    }
696
697
    /**
698
     * Krovak.
699
     */
700 4
    public function krovak(
701
        Geographic $to,
702
        Angle $latitudeOfProjectionCentre,
703
        Angle $longitudeOfOrigin,
704
        Angle $coLatitudeOfConeAxis,
705
        Angle $latitudeOfPseudoStandardParallel,
706
        Scale $scaleFactorOnPseudoStandardParallel,
707
        Length $falseEasting,
708
        Length $falseNorthing
709
    ): GeographicPoint {
710 4
        $longitudeOffset = $this->crs->getDatum()->getPrimeMeridian()->getGreenwichLongitude()->asRadians()->getValue() - $to->getDatum()->getPrimeMeridian()->getGreenwichLongitude()->asRadians()->getValue();
711 4
        $westing = $this->westing->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
712 4
        $southing = $this->southing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
713 4
        $latitudeC = $latitudeOfProjectionCentre->asRadians()->getValue();
714 4
        $longitudeO = $longitudeOfOrigin->asRadians()->getValue();
715 4
        $alphaC = $coLatitudeOfConeAxis->asRadians()->getValue();
716 4
        $latitudeP = $latitudeOfPseudoStandardParallel->asRadians()->getValue();
717 4
        $kP = $scaleFactorOnPseudoStandardParallel->asUnity()->getValue();
718 4
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
719 4
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
720 4
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
721
722 4
        $A = $a * sqrt(1 - $e2) / (1 - $e2 * sin($latitudeC) ** 2);
723 4
        $B = sqrt(1 + $e2 * cos($latitudeC) ** 4 / (1 - $e2));
724 4
        $upsilonO = self::asin(sin($latitudeC) / $B);
725 4
        $tO = tan(M_PI / 4 + $upsilonO / 2) * ((1 + $e * sin($latitudeC)) / (1 - $e * sin($latitudeC))) ** ($e * $B / 2) / (tan(M_PI / 4 + $latitudeC / 2) ** $B);
726 4
        $n = sin($latitudeP);
727 4
        $rO = $kP * $A / tan($latitudeP);
728
729 4
        $r = sqrt($southing ** 2 + $westing ** 2) ?: 1;
730 4
        $theta = atan2($westing, $southing);
731 4
        $D = $theta / sin($latitudeP);
732 4
        $T = 2 * (atan(($rO / $r) ** (1 / $n) * tan(M_PI / 4 + $latitudeP / 2)) - M_PI / 4);
733 4
        $U = self::asin(cos($alphaC) * sin($T) - sin($alphaC) * cos($T) * cos($D));
734 4
        $V = self::asin(cos($T) * sin($D) / cos($U));
735
736 4
        $latitude = $U;
737
        do {
738 4
            $latitudeN = $latitude;
739 4
            $latitude = 2 * (atan($tO ** (-1 / $B) * tan($U / 2 + M_PI / 4) ** (1 / $B) * ((1 + $e * sin($latitude)) / (1 - $e * sin($latitude))) ** ($e / 2)) - M_PI / 4);
740 4
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
741
742 4
        $longitude = $longitudeO + $longitudeOffset - $V / $B;
743
744 4
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
745
    }
746
747
    /**
748
     * Krovak Modified
749
     * Incorporates a polynomial transformation which is defined to be exact and for practical purposes is considered
750
     * to be a map projection.
751
     */
752 2
    public function krovakModified(
753
        Geographic $to,
754
        Angle $latitudeOfProjectionCentre,
755
        Angle $longitudeOfOrigin,
756
        Angle $coLatitudeOfConeAxis,
757
        Angle $latitudeOfPseudoStandardParallel,
758
        Scale $scaleFactorOnPseudoStandardParallel,
759
        Length $falseEasting,
760
        Length $falseNorthing,
761
        Length $ordinate1OfEvaluationPoint,
762
        Length $ordinate2OfEvaluationPoint,
763
        Coefficient $C1,
764
        Coefficient $C2,
765
        Coefficient $C3,
766
        Coefficient $C4,
767
        Coefficient $C5,
768
        Coefficient $C6,
769
        Coefficient $C7,
770
        Coefficient $C8,
771
        Coefficient $C9,
772
        Coefficient $C10
773
    ): GeographicPoint {
774 2
        $Xr = $this->getSouthing()->asMetres()->getValue() - $falseNorthing->asMetres()->getValue() - $ordinate1OfEvaluationPoint->asMetres()->getValue();
775 2
        $Yr = $this->getWesting()->asMetres()->getValue() - $falseEasting->asMetres()->getValue() - $ordinate2OfEvaluationPoint->asMetres()->getValue();
776 2
        $c1 = $C1->asUnity()->getValue();
777 2
        $c2 = $C2->asUnity()->getValue();
778 2
        $c3 = $C3->asUnity()->getValue();
779 2
        $c4 = $C4->asUnity()->getValue();
780 2
        $c5 = $C5->asUnity()->getValue();
781 2
        $c6 = $C6->asUnity()->getValue();
782 2
        $c7 = $C7->asUnity()->getValue();
783 2
        $c8 = $C8->asUnity()->getValue();
784 2
        $c9 = $C9->asUnity()->getValue();
785 2
        $c10 = $C10->asUnity()->getValue();
786
787 2
        $dX = $c1 + $c3 * $Xr - $c4 * $Yr - 2 * $c6 * $Xr * $Yr + $c5 * ($Xr ** 2 - $Yr ** 2) + $c7 * $Xr * ($Xr ** 2 - 3 * $Yr ** 2) - $c8 * $Yr * (3 * $Xr ** 2 - $Yr ** 2) + 4 * $c9 * $Xr * $Yr * ($Xr ** 2 - $Yr ** 2) + $c10 * ($Xr ** 4 + $Yr ** 4 - 6 * $Xr ** 2 * $Yr ** 2);
788 2
        $dY = $c2 + $c3 * $Yr + $c4 * $Xr + 2 * $c5 * $Xr * $Yr + $c6 * ($Xr ** 2 - $Yr ** 2) + $c8 * $Xr * ($Xr ** 2 - 3 * $Yr ** 2) + $c7 * $Yr * (3 * $Xr ** 2 - $Yr ** 2) - 4 * $c10 * $Xr * $Yr * ($Xr ** 2 - $Yr ** 2) + $c9 * ($Xr ** 4 + $Yr ** 4 - 6 * $Xr ** 2 * $Yr ** 2);
789
790 2
        $Xp = $this->getSouthing()->asMetres()->getValue() - $falseNorthing->asMetres()->getValue() + $dX;
791 2
        $Yp = $this->getWesting()->asMetres()->getValue() - $falseEasting->asMetres()->getValue() + $dY;
792
793 2
        $asKrovak = self::create(new Metre(-$Yp), new Metre(-$Xp), new Metre($Yp), new Metre($Xp), $this->crs, $this->epoch);
794
795 2
        return $asKrovak->krovak($to, $latitudeOfProjectionCentre, $longitudeOfOrigin, $coLatitudeOfConeAxis, $latitudeOfPseudoStandardParallel, $scaleFactorOnPseudoStandardParallel, new Metre(0), new Metre(0));
796
    }
797
798
    /**
799
     * Lambert Azimuthal Equal Area
800
     * This is the ellipsoidal form of the projection.
801
     */
802 1
    public function lambertAzimuthalEqualArea(
803
        Geographic $to,
804
        Angle $latitudeOfNaturalOrigin,
805
        Angle $longitudeOfNaturalOrigin,
806
        Length $falseEasting,
807
        Length $falseNorthing
808
    ): GeographicPoint {
809 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
810 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
811 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
812 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
813 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
814 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
815 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
816 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
817 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
818
819 1
        $qO = (1 - $e2) * ((sin($latitudeOrigin) / (1 - $e2 * sin($latitudeOrigin) ** 2)) - ((1 / (2 * $e)) * log((1 - $e * sin($latitudeOrigin)) / (1 + $e * sin($latitudeOrigin)))));
820 1
        $qP = (1 - $e2) * ((1 / (1 - $e2)) - ((1 / (2 * $e)) * log((1 - $e) / (1 + $e))));
821 1
        $betaO = self::asin($qO / $qP);
822 1
        $Rq = $a * sqrt($qP / 2);
823 1
        $D = $a * (cos($latitudeOrigin) / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2)) / ($Rq * cos($betaO));
824 1
        $rho = sqrt(($easting / $D) ** 2 + ($D * $northing) ** 2) ?: 1;
825 1
        $C = 2 * self::asin($rho / (2 * $Rq));
826 1
        $beta = self::asin(cos($C) * sin($betaO) + ($D * $northing * sin($C) * cos($betaO)) / $rho);
827
828 1
        $latitude = $beta + (($e2 / 3 + 31 * $e4 / 180 + 517 * $e6 / 5040) * sin(2 * $beta)) + ((23 * $e4 / 360 + 251 * $e6 / 3780) * sin(4 * $beta)) + ((761 * $e6 / 45360) * sin(6 * $beta));
829 1
        $longitude = $longitudeOrigin + atan2($easting * sin($C), $D * $rho * cos($betaO) * cos($C) - $D ** 2 * $northing * sin($betaO) * sin($C));
830
831 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
832
    }
833
834
    /**
835
     * Lambert Azimuthal Equal Area (Spherical)
836
     * This is the spherical form of the projection.  See coordinate operation method Lambert Azimuthal Equal Area
837
     * (code 9820) for ellipsoidal form.  Differences of several tens of metres result from comparison of the two
838
     * methods.
839
     */
840 1
    public function lambertAzimuthalEqualAreaSpherical(
841
        Geographic $to,
842
        Angle $latitudeOfNaturalOrigin,
843
        Angle $longitudeOfNaturalOrigin,
844
        Length $falseEasting,
845
        Length $falseNorthing
846
    ): GeographicPoint {
847 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
848 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
849 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
850 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
851 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
852
853 1
        $rho = sqrt($easting ** 2 + $northing ** 2) ?: 1;
854 1
        $c = 2 * self::asin($rho / (2 * $a));
855
856 1
        $latitude = self::asin(cos($c) * sin($latitudeOrigin) + ($northing * sin($c) * cos($latitudeOrigin) / $rho));
857
858 1
        if ($latitudeOrigin === 90) {
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859
            $longitude = $longitudeOrigin + atan($easting / -$northing);
860 1
        } elseif ($latitudeOrigin === -90) {
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861
            $longitude = $longitudeOrigin + atan($easting / $northing);
862
        } else {
863 1
            $longitudeDenominator = ($rho * cos($latitudeOrigin) * cos($c) - $northing * sin($latitudeOrigin) * sin($c));
864 1
            $longitude = $longitudeOrigin + atan($easting * sin($c) / $longitudeDenominator);
865 1
            if ($longitudeDenominator < 0) {
866 1
                $longitude += M_PI;
867
            }
868
        }
869
870 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
871
    }
872
873
    /**
874
     * Lambert Conic Conformal (1SP).
875
     */
876 1
    public function lambertConicConformal1SP(
877
        Geographic $to,
878
        Angle $latitudeOfNaturalOrigin,
879
        Angle $longitudeOfNaturalOrigin,
880
        Scale $scaleFactorAtNaturalOrigin,
881
        Length $falseEasting,
882
        Length $falseNorthing
883
    ): GeographicPoint {
884 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
885 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
886 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
887 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
888 1
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
889 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
890 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
891 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
892
893 1
        $mO = cos($latitudeOrigin) / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2);
894 1
        $tO = tan(M_PI / 4 - $latitudeOrigin / 2) / ((1 - $e * sin($latitudeOrigin)) / (1 + $e * sin($latitudeOrigin))) ** ($e / 2);
895 1
        $n = sin($latitudeOrigin);
896 1
        $F = $mO / ($n * $tO ** $n);
897 1
        $rO = $a * $F * $tO ** $n * $scaleFactorOrigin;
898 1
        $r = sqrt($easting ** 2 + ($rO - $northing) ** 2);
899 1
        if ($n >= 0) {
900 1
            $theta = atan2($easting, $rO - $northing);
901
        } else {
902
            $r = -$r;
903
            $theta = atan2(-$easting, -($rO - $northing));
904
        }
905
906 1
        $t = ($r / ($a * $scaleFactorOrigin * $F)) ** (1 / $n);
907
908 1
        $latitude = M_PI / (2 - 2 * atan($t));
909
        do {
910 1
            $latitudeN = $latitude;
911 1
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
912 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
913
914 1
        $longitude = $theta / $n + $longitudeOrigin;
915
916 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
917
    }
918
919
    /**
920
     * Lambert Conic Conformal (1SP).
921
     */
922
    public function lambertConicConformalWestOrientated(
923
        Geographic $to,
924
        Angle $latitudeOfNaturalOrigin,
925
        Angle $longitudeOfNaturalOrigin,
926
        Scale $scaleFactorAtNaturalOrigin,
927
        Length $falseEasting,
928
        Length $falseNorthing
929
    ): GeographicPoint {
930
        $westing = $falseEasting->asMetres()->getValue() - $this->westing->asMetres()->getValue();
931
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
932
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
933
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
934
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
935
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
936
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
937
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
938
939
        $mO = cos($latitudeOrigin) / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2);
940
        $tO = tan(M_PI / 4 - $latitudeOrigin / 2) / ((1 - $e * sin($latitudeOrigin)) / (1 + $e * sin($latitudeOrigin))) ** ($e / 2);
941
        $n = sin($latitudeOrigin);
942
        $F = $mO / ($n * $tO ** $n);
943
        $rO = $a * $F * $tO ** $n ** $scaleFactorOrigin;
944
        $r = sqrt($westing ** 2 + ($rO - $northing) ** 2);
945
        if ($n >= 0) {
946
            $theta = atan2($westing, $rO - $northing);
947
        } else {
948
            $r = -$r;
949
            $theta = atan2(-$westing, -($rO - $northing));
950
        }
951
952
        $t = ($r / ($a * $scaleFactorOrigin * $F)) ** (1 / $n);
953
954
        $latitude = M_PI / (2 - 2 * atan($t));
955
        do {
956
            $latitudeN = $latitude;
957
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
958
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
959
960
        $longitude = $theta / $n + $longitudeOrigin;
961
962
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
963
    }
964
965
    /**
966
     * Lambert Conic Conformal (1SP) Variant B.
967
     */
968
    public function lambertConicConformal1SPVariantB(
969
        Geographic $to,
970
        Angle $latitudeOfNaturalOrigin,
971
        Scale $scaleFactorAtNaturalOrigin,
972
        Angle $latitudeOfFalseOrigin,
973
        Angle $longitudeOfFalseOrigin,
974
        Length $eastingAtFalseOrigin,
975
        Length $northingAtFalseOrigin
976
    ): GeographicPoint {
977
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
978
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
979
        $latitudeNaturalOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
980
        $latitudeFalseOrigin = $latitudeOfFalseOrigin->asRadians()->getValue();
981
        $longitudeFalseOrigin = $longitudeOfFalseOrigin->asRadians()->getValue();
982
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
983
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
984
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
985
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
986
987
        $mO = cos($latitudeNaturalOrigin) / sqrt(1 - $e2 * sin($latitudeNaturalOrigin) ** 2);
988
        $tO = tan(M_PI / 4 - $latitudeNaturalOrigin / 2) / ((1 - $e * sin($latitudeNaturalOrigin)) / (1 + $e * sin($latitudeNaturalOrigin))) ** ($e / 2);
989
        $tF = tan(M_PI / 4 - $latitudeFalseOrigin / 2) / ((1 - $e * sin($latitudeFalseOrigin)) / (1 + $e * sin($latitudeFalseOrigin))) ** ($e / 2);
990
        $n = sin($latitudeNaturalOrigin);
991
        $F = $mO / ($n * $tO ** $n);
992
        $rF = $a * $F * $tF ** $n * $scaleFactorOrigin;
993
        $r = sqrt($easting ** 2 + ($rF - $northing) ** 2);
994
        if ($n >= 0) {
995
            $theta = atan2($easting, $rF - $northing);
996
        } else {
997
            $r = -$r;
998
            $theta = atan2(-$easting, -($rF - $northing));
999
        }
1000
1001
        $t = ($r / ($a * $scaleFactorOrigin * $F)) ** (1 / $n);
1002
1003
        $latitude = M_PI / (2 - 2 * atan($t));
1004
        do {
1005
            $latitudeN = $latitude;
1006
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
1007
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1008
1009
        $longitude = $theta / $n + $longitudeFalseOrigin;
1010
1011
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1012
    }
1013
1014
    /**
1015
     * Lambert Conic Conformal (2SP).
1016
     */
1017 1
    public function lambertConicConformal2SP(
1018
        Geographic $to,
1019
        Angle $latitudeOfFalseOrigin,
1020
        Angle $longitudeOfFalseOrigin,
1021
        Angle $latitudeOf1stStandardParallel,
1022
        Angle $latitudeOf2ndStandardParallel,
1023
        Length $eastingAtFalseOrigin,
1024
        Length $northingAtFalseOrigin
1025
    ): GeographicPoint {
1026 1
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
1027 1
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
1028 1
        $lambdaOrigin = $longitudeOfFalseOrigin->asRadians()->getValue();
1029 1
        $phiF = $latitudeOfFalseOrigin->asRadians()->getValue();
1030 1
        $phi1 = $latitudeOf1stStandardParallel->asRadians()->getValue();
1031 1
        $phi2 = $latitudeOf2ndStandardParallel->asRadians()->getValue();
1032 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1033 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1034 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1035
1036 1
        $m1 = cos($phi1) / sqrt(1 - $e2 * sin($phi1) ** 2);
1037 1
        $m2 = cos($phi2) / sqrt(1 - $e2 * sin($phi2) ** 2);
1038 1
        $t1 = tan(M_PI / 4 - $phi1 / 2) / ((1 - $e * sin($phi1)) / (1 + $e * sin($phi1))) ** ($e / 2);
1039 1
        $t2 = tan(M_PI / 4 - $phi2 / 2) / ((1 - $e * sin($phi2)) / (1 + $e * sin($phi2))) ** ($e / 2);
1040 1
        $tF = tan(M_PI / 4 - $phiF / 2) / ((1 - $e * sin($phiF)) / (1 + $e * sin($phiF))) ** ($e / 2);
1041 1
        $n = (log($m1) - log($m2)) / (log($t1) - log($t2));
1042 1
        $F = $m1 / ($n * $t1 ** $n);
1043 1
        $rF = $a * $F * $tF ** $n;
1044 1
        $r = sqrt($easting ** 2 + ($rF - $northing) ** 2) * static::sign($n);
1045 1
        $t = ($r / ($a * $F)) ** (1 / $n);
1046 1
        if ($n >= 0) {
1047 1
            $theta = atan2($easting, $rF - $northing);
1048
        } else {
1049
            $theta = atan2(-$easting, -($rF - $northing));
1050
        }
1051
1052 1
        $latitude = M_PI / 2 - 2 * atan($t);
1053
        do {
1054 1
            $latitudeN = $latitude;
1055 1
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
1056 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1057
1058 1
        $longitude = $theta / $n + $lambdaOrigin;
1059
1060 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1061
    }
1062
1063
    /**
1064
     * Lambert Conic Conformal (2SP Michigan).
1065
     */
1066 1
    public function lambertConicConformal2SPMichigan(
1067
        Geographic $to,
1068
        Angle $latitudeOfFalseOrigin,
1069
        Angle $longitudeOfFalseOrigin,
1070
        Angle $latitudeOf1stStandardParallel,
1071
        Angle $latitudeOf2ndStandardParallel,
1072
        Length $eastingAtFalseOrigin,
1073
        Length $northingAtFalseOrigin,
1074
        Scale $ellipsoidScalingFactor
1075
    ): GeographicPoint {
1076 1
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
1077 1
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
1078 1
        $lambdaOrigin = $longitudeOfFalseOrigin->asRadians()->getValue();
1079 1
        $phiF = $latitudeOfFalseOrigin->asRadians()->getValue();
1080 1
        $phi1 = $latitudeOf1stStandardParallel->asRadians()->getValue();
1081 1
        $phi2 = $latitudeOf2ndStandardParallel->asRadians()->getValue();
1082 1
        $K = $ellipsoidScalingFactor->asUnity()->getValue();
1083 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1084 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1085 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1086
1087 1
        $m1 = cos($phi1) / sqrt(1 - $e2 * sin($phi1) ** 2);
1088 1
        $m2 = cos($phi2) / sqrt(1 - $e2 * sin($phi2) ** 2);
1089 1
        $t1 = tan(M_PI / 4 - $phi1 / 2) / ((1 - $e * sin($phi1)) / (1 + $e * sin($phi1))) ** ($e / 2);
1090 1
        $t2 = tan(M_PI / 4 - $phi2 / 2) / ((1 - $e * sin($phi2)) / (1 + $e * sin($phi2))) ** ($e / 2);
1091 1
        $tF = tan(M_PI / 4 - $phiF / 2) / ((1 - $e * sin($phiF)) / (1 + $e * sin($phiF))) ** ($e / 2);
1092 1
        $n = (log($m1) - log($m2)) / (log($t1) - log($t2));
1093 1
        $F = $m1 / ($n * $t1 ** $n);
1094 1
        $rF = $a * $K * $F * $tF ** $n;
1095 1
        $r = sqrt($easting ** 2 + ($rF - $northing) ** 2) * static::sign($n);
1096 1
        $t = ($r / ($a * $K * $F)) ** (1 / $n);
1097 1
        if ($n >= 0) {
1098 1
            $theta = atan2($easting, $rF - $northing);
1099
        } else {
1100
            $theta = atan2(-$easting, -($rF - $northing));
1101
        }
1102
1103 1
        $latitude = M_PI / 2 - 2 * atan($t);
1104
        do {
1105 1
            $latitudeN = $latitude;
1106 1
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
1107 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1108
1109 1
        $longitude = $theta / $n + $lambdaOrigin;
1110
1111 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1112
    }
1113
1114
    /**
1115
     * Lambert Conic Conformal (2SP Belgium)
1116
     * In 2000 this modification was replaced through use of the regular Lambert Conic Conformal (2SP) method [9802]
1117
     * with appropriately modified parameter values.
1118
     */
1119 1
    public function lambertConicConformal2SPBelgium(
1120
        Geographic $to,
1121
        Angle $latitudeOfFalseOrigin,
1122
        Angle $longitudeOfFalseOrigin,
1123
        Angle $latitudeOf1stStandardParallel,
1124
        Angle $latitudeOf2ndStandardParallel,
1125
        Length $eastingAtFalseOrigin,
1126
        Length $northingAtFalseOrigin
1127
    ): GeographicPoint {
1128 1
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
1129 1
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
1130 1
        $lambdaOrigin = $longitudeOfFalseOrigin->asRadians()->getValue();
1131 1
        $phiF = $latitudeOfFalseOrigin->asRadians()->getValue();
1132 1
        $phi1 = $latitudeOf1stStandardParallel->asRadians()->getValue();
1133 1
        $phi2 = $latitudeOf2ndStandardParallel->asRadians()->getValue();
1134 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1135 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1136 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1137
1138 1
        $m1 = cos($phi1) / sqrt(1 - $e2 * sin($phi1) ** 2);
1139 1
        $m2 = cos($phi2) / sqrt(1 - $e2 * sin($phi2) ** 2);
1140 1
        $t1 = tan(M_PI / 4 - $phi1 / 2) / ((1 - $e * sin($phi1)) / (1 + $e * sin($phi1))) ** ($e / 2);
1141 1
        $t2 = tan(M_PI / 4 - $phi2 / 2) / ((1 - $e * sin($phi2)) / (1 + $e * sin($phi2))) ** ($e / 2);
1142 1
        $tF = tan(M_PI / 4 - $phiF / 2) / ((1 - $e * sin($phiF)) / (1 + $e * sin($phiF))) ** ($e / 2);
1143 1
        $n = (log($m1) - log($m2)) / (log($t1) - log($t2));
1144 1
        $F = $m1 / ($n * $t1 ** $n);
1145 1
        $rF = $a * $F * $tF ** $n;
1146 1
        if (is_nan($rF)) {
1147 1
            $rF = 0;
1148
        }
1149 1
        $r = sqrt($easting ** 2 + ($rF - $northing) ** 2) * static::sign($n);
1150 1
        $t = ($r / ($a * $F)) ** (1 / $n);
1151 1
        if ($n >= 0) {
1152 1
            $theta = atan2($easting, $rF - $northing);
1153
        } else {
1154
            $theta = atan2(-$easting, -($rF - $northing));
1155
        }
1156
1157 1
        $latitude = M_PI / 2 - 2 * atan($t);
1158
        do {
1159 1
            $latitudeN = $latitude;
1160 1
            $latitude = M_PI / 2 - 2 * atan($t * ((1 - $e * sin($latitude)) / (1 + $e * sin($latitude))) ** ($e / 2));
1161 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1162
1163 1
        $longitude = ($theta + (new ArcSecond(29.2985))->asRadians()->getValue()) / $n + $lambdaOrigin;
1164
1165 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1166
    }
1167
1168
    /**
1169
     * Lambert Conic Near-Conformal
1170
     * The Lambert Near-Conformal projection is derived from the Lambert Conformal Conic projection by truncating the
1171
     * series expansion of the projection formulae.
1172
     */
1173 1
    public function lambertConicNearConformal(
1174
        Geographic $to,
1175
        Angle $latitudeOfNaturalOrigin,
1176
        Angle $longitudeOfNaturalOrigin,
1177
        Scale $scaleFactorAtNaturalOrigin,
1178
        Length $falseEasting,
1179
        Length $falseNorthing
1180
    ): GeographicPoint {
1181 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1182 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1183 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
1184 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1185 1
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
1186 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1187 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1188 1
        $f = $this->crs->getDatum()->getEllipsoid()->getInverseFlattening();
1189
1190 1
        $n = $f / (2 - $f);
1191 1
        $rhoO = $a * (1 - $e2) / (1 - $e2 * sin($latitudeOrigin) ** 2) ** (3 / 2);
1192 1
        $nuO = $a / sqrt(1 - $e2 * (sin($latitudeOrigin) ** 2));
1193 1
        $A = 1 / (6 * $rhoO * $nuO);
1194 1
        $APrime = $a * (1 - $n + 5 * ($n ** 2 - $n ** 3) / 4 + 81 * ($n ** 4 - $n ** 5) / 64);
1195 1
        $BPrime = 3 * $a * ($n - $n ** 2 + 7 * ($n ** 3 - $n ** 4) / 8 + 55 * $n ** 5 / 64) / 2;
1196 1
        $CPrime = 15 * $a * ($n ** 2 - $n ** 3 + 3 * ($n ** 4 - $n ** 5) / 4) / 16;
1197 1
        $DPrime = 35 * $a * ($n ** 3 - $n ** 4 + 11 * $n ** 5 / 16) / 48;
1198 1
        $EPrime = 315 * $a * ($n ** 4 - $n ** 5) / 512;
1199 1
        $rO = $scaleFactorOrigin * $nuO / tan($latitudeOrigin);
1200 1
        $sO = $APrime * $latitudeOrigin - $BPrime * sin(2 * $latitudeOrigin) + $CPrime * sin(4 * $latitudeOrigin) - $DPrime * sin(6 * $latitudeOrigin) + $EPrime * sin(8 * $latitudeOrigin);
1201
1202 1
        $theta = atan2($easting, $rO - $northing);
1203 1
        $r = sqrt($easting ** 2 + ($rO - $northing) ** 2) * static::sign($latitudeOrigin);
1204 1
        $M = $rO - $r;
1205
1206 1
        $m = $M;
1207
        do {
1208 1
            $mN = $m;
1209 1
            $m = $m - ($M - $scaleFactorOrigin * $m - $scaleFactorOrigin * $A * $m ** 3) / (-$scaleFactorOrigin - 3 * $scaleFactorOrigin * $A * $m ** 2);
1210 1
        } while (abs($m - $mN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1211
1212 1
        $latitude = $latitudeOrigin + $m / $A;
1213
        do {
1214 1
            $latitudeN = $latitude;
1215 1
            $latitude = $latitude + ($m + $sO - ($APrime * $latitude - $BPrime * sin(2 * $latitude) + $CPrime * sin(4 * $latitude) - $DPrime * sin(6 * $latitude) + $EPrime * sin(8 * $latitude))) / $APrime;
1216 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1217
1218 1
        $longitude = $longitudeOrigin + $theta / sin($latitudeOrigin);
1219
1220 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1221
    }
1222
1223
    /**
1224
     * Lambert Cylindrical Equal Area
1225
     * This is the ellipsoidal form of the projection.
1226
     */
1227 1
    public function lambertCylindricalEqualArea(
1228
        Geographic $to,
1229
        Angle $latitudeOf1stStandardParallel,
1230
        Angle $longitudeOfNaturalOrigin,
1231
        Length $falseEasting,
1232
        Length $falseNorthing
1233
    ): GeographicPoint {
1234 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1235 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1236 1
        $latitudeFirstParallel = $latitudeOf1stStandardParallel->asRadians()->getValue();
1237 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1238 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1239 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1240 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1241 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1242 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1243
1244 1
        $k = cos($latitudeFirstParallel) / sqrt(1 - $e2 * sin($latitudeFirstParallel) ** 2);
1245 1
        $qP = (1 - $e2) * ((sin(M_PI_2) / (1 - $e2 * sin(M_PI_2) ** 2)) - (1 / (2 * $e)) * log((1 - $e * sin(M_PI_2)) / (1 + $e * sin(M_PI_2))));
1246 1
        $beta = self::asin(2 * $northing * $k / ($a * $qP));
1247
1248 1
        $latitude = $beta + (($e2 / 3 + 31 * $e4 / 180 + 517 * $e6 / 5040) * sin(2 * $beta)) + ((23 * $e4 / 360 + 251 * $e6 / 3780) * sin(4 * $beta)) + ((761 * $e6 / 45360) * sin(6 * $beta));
1249 1
        $longitude = $longitudeOrigin + $easting / ($a * $k);
1250
1251 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1252
    }
1253
1254
    /**
1255
     * Modified Azimuthal Equidistant
1256
     * Modified form of Oblique Azimuthal Equidistant projection method developed for Polynesian islands. For the
1257
     * distances over which these projections are used (under 800km) this modification introduces no significant error.
1258
     */
1259 1
    public function modifiedAzimuthalEquidistant(
1260
        Geographic $to,
1261
        Angle $latitudeOfNaturalOrigin,
1262
        Angle $longitudeOfNaturalOrigin,
1263
        Length $falseEasting,
1264
        Length $falseNorthing
1265
    ): GeographicPoint {
1266 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1267 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1268 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
1269 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1270 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1271 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1272
1273 1
        $nuO = $a / sqrt(1 - $e2 * sin($latitudeOrigin) ** 2);
1274 1
        $c = sqrt($easting ** 2 + $northing ** 2);
1275 1
        $alpha = atan2($easting, $northing);
1276 1
        $A = -$e2 * cos($latitudeOrigin) ** 2 * cos($alpha) ** 2 / (1 - $e2);
1277 1
        $B = 3 * $e2 * (1 - $A) * sin($latitudeOrigin) * cos($latitudeOrigin) * cos($alpha) / (1 - $e2);
1278 1
        $D = $c / $nuO;
1279 1
        $J = $D - ($A * (1 + $A) * $D ** 3 / 6) - ($B * (1 + 3 * $A) * $D ** 4 / 24);
1280 1
        $K = 1 - ($A * $J ** 2 / 2) - ($B * $J ** 3 / 6);
1281 1
        $psi = self::asin(sin($latitudeOrigin) * cos($J) + cos($latitudeOrigin) * sin($J) * cos($alpha));
1282
1283 1
        $latitude = atan((1 - $e2 * $K * sin($latitudeOrigin) / sin($psi)) * tan($psi) / (1 - $e2));
1284 1
        $longitude = $longitudeOrigin + self::asin(sin($alpha) * sin($J) / cos($psi));
1285
1286 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1287
    }
1288
1289
    /**
1290
     * Oblique Stereographic
1291
     * This is not the same as the projection method of the same name in USGS Professional Paper no. 1395, "Map
1292
     * Projections - A Working Manual" by John P. Snyder.
1293
     */
1294 1
    public function obliqueStereographic(
1295
        Geographic $to,
1296
        Angle $latitudeOfNaturalOrigin,
1297
        Angle $longitudeOfNaturalOrigin,
1298
        Scale $scaleFactorAtNaturalOrigin,
1299
        Length $falseEasting,
1300
        Length $falseNorthing
1301
    ): GeographicPoint {
1302 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1303 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1304 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
1305 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1306 1
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
1307 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1308 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1309 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1310
1311 1
        $rhoOrigin = $a * (1 - $e2) / (1 - $e2 * sin($latitudeOrigin) ** 2) ** (3 / 2);
1312 1
        $nuOrigin = $a / sqrt(1 - $e2 * (sin($latitudeOrigin) ** 2));
1313 1
        $R = sqrt($rhoOrigin * $nuOrigin);
1314
1315 1
        $n = sqrt(1 + ($e2 * cos($latitudeOrigin) ** 4 / (1 - $e2)));
1316 1
        $S1 = (1 + sin($latitudeOrigin)) / (1 - sin($latitudeOrigin));
1317 1
        $S2 = (1 - $e * sin($latitudeOrigin)) / (1 + $e * sin($latitudeOrigin));
1318 1
        $w1 = ($S1 * ($S2 ** $e)) ** $n;
1319 1
        $c = (($n + sin($latitudeOrigin)) * (1 - ($w1 - 1) / ($w1 + 1))) / (($n - sin($latitudeOrigin)) * (1 + ($w1 - 1) / ($w1 + 1)));
1320 1
        $w2 = $c * $w1;
1321 1
        $chiOrigin = self::asin(($w2 - 1) / ($w2 + 1));
1322
1323 1
        $g = 2 * $R * $scaleFactorOrigin * tan(M_PI / 4 - $chiOrigin / 2);
1324 1
        $h = 4 * $R * $scaleFactorOrigin * tan($chiOrigin) + $g;
1325 1
        $i = atan2($easting, ($h + $northing));
1326 1
        $j = atan2($easting, ($g - $northing)) - $i;
1327 1
        $chi = $chiOrigin + 2 * atan(($northing - $easting * tan($j / 2)) / (2 * $R * $scaleFactorOrigin));
1328 1
        $lambda = $j + 2 * $i + $longitudeOrigin;
1329
1330 1
        $longitude = ($lambda - $longitudeOrigin) / $n + $longitudeOrigin;
1331
1332 1
        $psi = 0.5 * log((1 + sin($chi)) / ($c * (1 - sin($chi)))) / $n;
1333
1334 1
        $latitude = 2 * atan(M_E ** $psi) - M_PI / 2;
1335
        do {
1336 1
            $latitudeN = $latitude;
1337 1
            $psiN = log((tan($latitudeN / 2 + M_PI / 4)) * ((1 - $e * sin($latitudeN)) / (1 + $e * sin($latitudeN))) ** ($e / 2));
1338 1
            $latitude = $latitudeN - ($psiN - $psi) * cos($latitudeN) * (1 - $e2 * sin($latitudeN) ** 2) / (1 - $e2);
1339 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1340
1341 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1342
    }
1343
1344
    /**
1345
     * Polar Stereographic (variant A)
1346
     * Latitude of natural origin must be either 90 degrees or -90 degrees (or equivalent in alternative angle unit).
1347
     */
1348 1
    public function polarStereographicVariantA(
1349
        Geographic $to,
1350
        Angle $latitudeOfNaturalOrigin,
1351
        Angle $longitudeOfNaturalOrigin,
1352
        Scale $scaleFactorAtNaturalOrigin,
1353
        Length $falseEasting,
1354
        Length $falseNorthing
1355
    ): GeographicPoint {
1356 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1357 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1358 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
1359 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1360 1
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
1361 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1362 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1363 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1364 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1365 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1366 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1367
1368 1
        $rho = sqrt($easting ** 2 + $northing ** 2);
1369 1
        $t = $rho * sqrt((1 + $e) ** (1 + $e) * (1 - $e) ** (1 - $e)) / (2 * $a * $scaleFactorOrigin);
1370
1371 1
        if ($latitudeOrigin < 0) {
1372
            $chi = 2 * atan($t) - M_PI / 2;
1373
        } else {
1374 1
            $chi = M_PI / 2 - 2 * atan($t);
1375
        }
1376
1377 1
        $latitude = $chi + ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) * sin(2 * $chi) + (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) * sin(4 * $chi) + (7 * $e6 / 120 + 81 * $e8 / 1120) * sin(6 * $chi) + (4279 * $e8 / 161280) * sin(8 * $chi);
1378
1379 1
        if ($easting === 0.0) {
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1380
            $longitude = $longitudeOrigin;
1381 1
        } elseif ($latitudeOrigin < 0) {
1382
            $longitude = $longitudeOrigin + atan2($easting, $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue());
1383
        } else {
1384 1
            $longitude = $longitudeOrigin + atan2($easting, $falseNorthing->asMetres()->getValue() - $this->northing->asMetres()->getValue());
1385
        }
1386
1387 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1388
    }
1389
1390
    /**
1391
     * Polar Stereographic (variant B).
1392
     */
1393 1
    public function polarStereographicVariantB(
1394
        Geographic $to,
1395
        Angle $latitudeOfStandardParallel,
1396
        Angle $longitudeOfOrigin,
1397
        Length $falseEasting,
1398
        Length $falseNorthing
1399
    ): GeographicPoint {
1400 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1401 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1402 1
        $standardParallel = $latitudeOfStandardParallel->asRadians()->getValue();
1403 1
        $longitudeOrigin = $longitudeOfOrigin->asRadians()->getValue();
1404 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1405 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1406 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1407 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1408 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1409 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1410
1411 1
        $rho = sqrt($easting ** 2 + $northing ** 2);
1412 1
        if ($standardParallel < 0) {
1413 1
            $tF = tan(M_PI / 4 + $standardParallel / 2) / (((1 + $e * sin($standardParallel)) / (1 - $e * sin($standardParallel))) ** ($e / 2));
1414
        } else {
1415
            $tF = tan(M_PI / 4 - $standardParallel / 2) * (((1 + $e * sin($standardParallel)) / (1 - $e * sin($standardParallel))) ** ($e / 2));
1416
        }
1417 1
        $mF = cos($standardParallel) / sqrt(1 - $e2 * sin($standardParallel) ** 2);
1418 1
        $kO = $mF * sqrt((1 + $e) ** (1 + $e) * (1 - $e) ** (1 - $e)) / (2 * $tF);
1419 1
        $t = $rho * sqrt((1 + $e) ** (1 + $e) * (1 - $e) ** (1 - $e)) / (2 * $a * $kO);
1420
1421 1
        if ($standardParallel < 0) {
1422 1
            $chi = 2 * atan($t) - M_PI / 2;
1423
        } else {
1424
            $chi = M_PI / 2 - 2 * atan($t);
1425
        }
1426
1427 1
        $latitude = $chi + ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) * sin(2 * $chi) + (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) * sin(4 * $chi) + (7 * $e6 / 120 + 81 * $e8 / 1120) * sin(6 * $chi) + (4279 * $e8 / 161280) * sin(8 * $chi);
1428
1429 1
        if ($easting === 0.0) {
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The condition $easting === 0.0 is always false.
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1430
            $longitude = $longitudeOrigin;
1431 1
        } elseif ($standardParallel < 0) {
1432 1
            $longitude = $longitudeOrigin + atan2($easting, $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue());
1433
        } else {
1434
            $longitude = $longitudeOrigin + atan2($easting, $falseNorthing->asMetres()->getValue() - $this->northing->asMetres()->getValue());
1435
        }
1436
1437 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1438
    }
1439
1440
    /**
1441
     * Polar Stereographic (variant C).
1442
     */
1443 1
    public function polarStereographicVariantC(
1444
        Geographic $to,
1445
        Angle $latitudeOfStandardParallel,
1446
        Angle $longitudeOfOrigin,
1447
        Length $eastingAtFalseOrigin,
1448
        Length $northingAtFalseOrigin
1449
    ): GeographicPoint {
1450 1
        $easting = $this->easting->asMetres()->getValue() - $eastingAtFalseOrigin->asMetres()->getValue();
1451 1
        $northing = $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue();
1452 1
        $standardParallel = $latitudeOfStandardParallel->asRadians()->getValue();
1453 1
        $longitudeOrigin = $longitudeOfOrigin->asRadians()->getValue();
1454 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1455 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1456 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1457 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1458 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1459 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1460
1461 1
        if ($standardParallel < 0) {
1462 1
            $tF = tan(M_PI / 4 + $standardParallel / 2) / (((1 + $e * sin($standardParallel)) / (1 - $e * sin($standardParallel))) ** ($e / 2));
1463
        } else {
1464
            $tF = tan(M_PI / 4 - $standardParallel / 2) * (((1 + $e * sin($standardParallel)) / (1 - $e * sin($standardParallel))) ** ($e / 2));
1465
        }
1466 1
        $mF = cos($standardParallel) / sqrt(1 - $e2 * sin($standardParallel) ** 2);
1467 1
        $rhoF = $a * $mF;
1468 1
        if ($standardParallel < 0) {
1469 1
            $rho = sqrt($easting ** 2 + ($northing + $rhoF) ** 2);
1470 1
            $t = $rho * $tF / $rhoF;
1471 1
            $chi = 2 * atan($t) - M_PI / 2;
1472
        } else {
1473
            $rho = sqrt($easting ** 2 + ($northing - $rhoF) ** 2);
1474
            $t = $rho * $tF / $rhoF;
1475
            $chi = M_PI / 2 - 2 * atan($t);
1476
        }
1477
1478 1
        $latitude = $chi + ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) * sin(2 * $chi) + (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) * sin(4 * $chi) + (7 * $e6 / 120 + 81 * $e8 / 1120) * sin(6 * $chi) + (4279 * $e8 / 161280) * sin(8 * $chi);
1479
1480 1
        if ($easting === 0.0) {
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introduced by
The condition $easting === 0.0 is always false.
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1481
            $longitude = $longitudeOrigin;
1482 1
        } elseif ($standardParallel < 0) {
1483 1
            $longitude = $longitudeOrigin + atan2($easting, $this->northing->asMetres()->getValue() - $northingAtFalseOrigin->asMetres()->getValue() + $rhoF);
1484
        } else {
1485
            $longitude = $longitudeOrigin + atan2($easting, $northingAtFalseOrigin->asMetres()->getValue() - $this->northing->asMetres()->getValue() + $rhoF);
1486
        }
1487
1488 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1489
    }
1490
1491
    /**
1492
     * Popular Visualisation Pseudo Mercator
1493
     * Applies spherical formulas to the ellipsoid. As such does not have the properties of a true Mercator projection.
1494
     */
1495 1
    public function popularVisualisationPseudoMercator(
1496
        Geographic $to,
1497
        Angle $latitudeOfNaturalOrigin,
1498
        Angle $longitudeOfNaturalOrigin,
1499
        Length $falseEasting,
1500
        Length $falseNorthing
1501
    ): GeographicPoint {
1502 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1503 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1504 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
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Unused Code introduced by
The assignment to $latitudeOrigin is dead and can be removed.
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1505 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1506 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1507
1508 1
        $D = -$northing / $a;
1509 1
        $latitude = M_PI / 2 - 2 * atan(M_E ** $D);
1510 1
        $longitude = $easting / $a + $longitudeOrigin;
1511
1512 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1513
    }
1514
1515
    /**
1516
     * Similarity transformation
1517
     * Defined for two-dimensional coordinate systems.
1518
     */
1519 1
    public function similarityTransformation(
1520
        Projected $to,
1521
        Length $ordinate1OfEvaluationPointInTargetCRS,
1522
        Length $ordinate2OfEvaluationPointInTargetCRS,
1523
        Scale $scaleFactorForSourceCRSAxes,
1524
        Angle $rotationAngleOfSourceCRSAxes,
1525
        bool $inReverse
1526
    ): self {
1527 1
        $xs = $this->easting->asMetres()->getValue();
1528 1
        $ys = $this->northing->asMetres()->getValue();
1529 1
        $xo = $ordinate1OfEvaluationPointInTargetCRS->asMetres()->getValue();
1530 1
        $yo = $ordinate2OfEvaluationPointInTargetCRS->asMetres()->getValue();
1531 1
        $M = $scaleFactorForSourceCRSAxes->asUnity()->getValue();
1532 1
        $theta = $rotationAngleOfSourceCRSAxes->asRadians()->getValue();
1533
1534 1
        if ($inReverse) {
1535
            $easting = (($xs - $xo) * cos($theta) - ($ys - $yo) * sin($theta)) / $M;
1536
            $northing = (($xs - $xo) * sin($theta) + ($ys - $yo) * cos($theta)) / $M;
1537
        } else {
1538 1
            $easting = $xo + $xs * $M * cos($theta) + $ys * $M * sin($theta);
1539 1
            $northing = $yo - $xs * $M * sin($theta) + $ys * $M * cos($theta);
1540
        }
1541
1542 1
        return self::create(new Metre($easting), new Metre($northing), new Metre(-$easting), new Metre(-$northing), $to, $this->epoch);
1543
    }
1544
1545
    /**
1546
     * Mercator (variant A)
1547
     * Note that in these formulas the parameter latitude of natural origin (latO) is not used. However for this
1548
     * Mercator (variant A) method the EPSG dataset includes this parameter, which must have a value of zero, for
1549
     * completeness in CRS labelling.
1550
     */
1551 1
    public function mercatorVariantA(
1552
        Geographic $to,
1553
        Angle $latitudeOfNaturalOrigin,
1554
        Angle $longitudeOfNaturalOrigin,
1555
        Scale $scaleFactorAtNaturalOrigin,
1556
        Length $falseEasting,
1557
        Length $falseNorthing
1558
    ): GeographicPoint {
1559 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1560 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
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Unused Code introduced by
The assignment to $northing is dead and can be removed.
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1561 1
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
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Unused Code introduced by
The assignment to $latitudeOrigin is dead and can be removed.
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1562 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1563 1
        $scaleFactorOrigin = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
1564 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1565 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
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Unused Code introduced by
The assignment to $e is dead and can be removed.
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1566 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1567 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1568 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1569 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1570
1571 1
        $t = M_E ** (($falseNorthing->asMetres()->getValue() - $this->northing->asMetres()->getValue()) / ($a * $scaleFactorOrigin));
1572 1
        $chi = M_PI / 2 - 2 * atan($t);
1573
1574 1
        $latitude = $chi + ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) * sin(2 * $chi) + (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) * sin(4 * $chi) + (7 * $e6 / 120 + 81 * $e8 / 1120) * sin(6 * $chi) + (4279 * $e8 / 161280) * sin(8 * $chi);
1575 1
        $longitude = $easting / ($a * $scaleFactorOrigin) + $longitudeOrigin;
1576
1577 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1578
    }
1579
1580
    /**
1581
     * Mercator (variant B)
1582
     * Used for most nautical charts.
1583
     */
1584 1
    public function mercatorVariantB(
1585
        Geographic $to,
1586
        Angle $latitudeOf1stStandardParallel,
1587
        Angle $longitudeOfNaturalOrigin,
1588
        Length $falseEasting,
1589
        Length $falseNorthing
1590
    ): GeographicPoint {
1591 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1592 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
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show
Unused Code introduced by
The assignment to $northing is dead and can be removed.
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1593 1
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1594 1
        $firstStandardParallel = $latitudeOf1stStandardParallel->asRadians()->getValue();
1595 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1596 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
0 ignored issues
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Unused Code introduced by
The assignment to $e is dead and can be removed.
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1597 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1598 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1599 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1600 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1601
1602 1
        $scaleFactorOrigin = cos($firstStandardParallel) / sqrt(1 - $e2 * sin($firstStandardParallel) ** 2);
1603
1604 1
        $t = M_E ** (($falseNorthing->asMetres()->getValue() - $this->northing->asMetres()->getValue()) / ($a * $scaleFactorOrigin));
1605 1
        $chi = M_PI / 2 - 2 * atan($t);
1606
1607 1
        $latitude = $chi + ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) * sin(2 * $chi) + (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) * sin(4 * $chi) + (7 * $e6 / 120 + 81 * $e8 / 1120) * sin(6 * $chi) + (4279 * $e8 / 161280) * sin(8 * $chi);
1608 1
        $longitude = $easting / ($a * $scaleFactorOrigin) + $longitudeOrigin;
1609
1610 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1611
    }
1612
1613
    /**
1614
     * Hotine Oblique Mercator (variant A).
1615
     */
1616 1
    public function obliqueMercatorHotineVariantA(
1617
        Geographic $to,
1618
        Angle $latitudeOfProjectionCentre,
1619
        Angle $longitudeOfProjectionCentre,
1620
        Angle $azimuthOfInitialLine,
1621
        Angle $angleFromRectifiedToSkewGrid,
1622
        Scale $scaleFactorOnInitialLine,
1623
        Length $falseEasting,
1624
        Length $falseNorthing
1625
    ): GeographicPoint {
1626 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1627 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1628 1
        $latC = $latitudeOfProjectionCentre->asRadians()->getValue();
1629 1
        $lonC = $longitudeOfProjectionCentre->asRadians()->getValue();
1630 1
        $alphaC = $azimuthOfInitialLine->asRadians()->getValue();
1631 1
        $kC = $scaleFactorOnInitialLine->asUnity()->getValue();
1632 1
        $gammaC = $angleFromRectifiedToSkewGrid->asRadians()->getValue();
1633 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1634 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1635 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1636 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1637 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1638 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1639
1640 1
        $B = sqrt(1 + ($e2 * cos($latC) ** 4 / (1 - $e2)));
1641 1
        $A = $a * $B * $kC * sqrt(1 - $e2) / (1 - $e2 * sin($latC) ** 2);
1642 1
        $tO = tan(M_PI / 4 - $latC / 2) / ((1 - $e * sin($latC)) / (1 + $e * sin($latC))) ** ($e / 2);
1643 1
        $D = $B * sqrt((1 - $e2)) / (cos($latC) * sqrt(1 - $e2 * sin($latC) ** 2));
1644 1
        $DD = max(1, $D ** 2);
1645 1
        $F = $D + sqrt($DD - 1) * static::sign($latC);
1646 1
        $H = $F * ($tO) ** $B;
1647 1
        $G = ($F - 1 / $F) / 2;
1648 1
        $gammaO = self::asin(sin($alphaC) / $D);
1649 1
        $lonO = $lonC - (self::asin($G * tan($gammaO))) / $B;
1650
1651 1
        $v = $easting * cos($gammaC) - $northing * sin($gammaC);
1652 1
        $u = $northing * cos($gammaC) + $easting * sin($gammaC);
1653
1654 1
        $Q = M_E ** -($B * $v / $A);
1655 1
        $S = ($Q - 1 / $Q) / 2;
1656 1
        $T = ($Q + 1 / $Q) / 2;
1657 1
        $V = sin($B * $u / $A);
1658 1
        $U = ($V * cos($gammaO) + $S * sin($gammaO)) / $T;
1659 1
        $t = ($H / sqrt((1 + $U) / (1 - $U))) ** (1 / $B);
1660
1661 1
        $chi = M_PI / 2 - 2 * atan($t);
1662
1663 1
        $latitude = $chi + sin(2 * $chi) * ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) + sin(4 * $chi) * (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) + sin(6 * $chi) * (7 * $e6 / 120 + 81 * $e8 / 1120) + sin(8 * $chi) * (4279 * $e8 / 161280);
1664 1
        $longitude = $lonO - atan2(($S * cos($gammaO) - $V * sin($gammaO)), cos($B * $u / $A)) / $B;
1665
1666 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1667
    }
1668
1669
    /**
1670
     * Hotine Oblique Mercator (variant A).
1671
     */
1672 1
    public function obliqueMercatorHotineVariantB(
1673
        Geographic $to,
1674
        Angle $latitudeOfProjectionCentre,
1675
        Angle $longitudeOfProjectionCentre,
1676
        Angle $azimuthOfInitialLine,
1677
        Angle $angleFromRectifiedToSkewGrid,
1678
        Scale $scaleFactorOnInitialLine,
1679
        Length $eastingAtProjectionCentre,
1680
        Length $northingAtProjectionCentre
1681
    ): GeographicPoint {
1682 1
        $easting = $this->easting->asMetres()->getValue() - $eastingAtProjectionCentre->asMetres()->getValue();
1683 1
        $northing = $this->northing->asMetres()->getValue() - $northingAtProjectionCentre->asMetres()->getValue();
1684 1
        $latC = $latitudeOfProjectionCentre->asRadians()->getValue();
1685 1
        $lonC = $longitudeOfProjectionCentre->asRadians()->getValue();
1686 1
        $alphaC = $azimuthOfInitialLine->asRadians()->getValue();
1687 1
        $kC = $scaleFactorOnInitialLine->asUnity()->getValue();
1688 1
        $gammaC = $angleFromRectifiedToSkewGrid->asRadians()->getValue();
1689 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1690 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1691 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1692 1
        $e4 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 4;
1693 1
        $e6 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 6;
1694 1
        $e8 = $this->crs->getDatum()->getEllipsoid()->getEccentricity() ** 8;
1695
1696 1
        $B = sqrt(1 + ($e2 * cos($latC) ** 4 / (1 - $e2)));
1697 1
        $A = $a * $B * $kC * sqrt(1 - $e2) / (1 - $e2 * sin($latC) ** 2);
1698 1
        $tO = tan(M_PI / 4 - $latC / 2) / ((1 - $e * sin($latC)) / (1 + $e * sin($latC))) ** ($e / 2);
1699 1
        $D = $B * sqrt((1 - $e2)) / (cos($latC) * sqrt(1 - $e2 * sin($latC) ** 2));
1700 1
        $DD = max(1, $D ** 2);
1701 1
        $F = $D + sqrt($DD - 1) * static::sign($latC);
1702 1
        $H = $F * ($tO) ** $B;
1703 1
        $G = ($F - 1 / $F) / 2;
1704 1
        $gammaO = self::asin(sin($alphaC) / $D);
1705 1
        $lonO = $lonC - (self::asin($G * tan($gammaO))) / $B;
1706 1
        $vC = 0;
0 ignored issues
show
Unused Code introduced by
The assignment to $vC is dead and can be removed.
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1707 1
        if ($alphaC === M_PI / 2) {
1708
            $uC = $A * ($lonC - $lonO);
1709
        } else {
1710 1
            $uC = ($A / $B) * atan2(sqrt($DD - 1), cos($alphaC)) * static::sign($latC);
1711
        }
1712
1713 1
        $v = $easting * cos($gammaC) - $northing * sin($gammaC);
1714 1
        $u = $northing * cos($gammaC) + $easting * sin($gammaC) + (abs($uC) * static::sign($latC));
1715
1716 1
        $Q = M_E ** -($B * $v / $A);
1717 1
        $S = ($Q - 1 / $Q) / 2;
1718 1
        $T = ($Q + 1 / $Q) / 2;
1719 1
        $V = sin($B * $u / $A);
1720 1
        $U = ($V * cos($gammaO) + $S * sin($gammaO)) / $T;
1721 1
        $t = ($H / sqrt((1 + $U) / (1 - $U))) ** (1 / $B);
1722
1723 1
        $chi = M_PI / 2 - 2 * atan($t);
1724
1725 1
        $latitude = $chi + sin(2 * $chi) * ($e2 / 2 + 5 * $e4 / 24 + $e6 / 12 + 13 * $e8 / 360) + sin(4 * $chi) * (7 * $e4 / 48 + 29 * $e6 / 240 + 811 * $e8 / 11520) + sin(6 * $chi) * (7 * $e6 / 120 + 81 * $e8 / 1120) + sin(8 * $chi) * (4279 * $e8 / 161280);
1726 1
        $longitude = $lonO - atan2(($S * cos($gammaO) - $V * sin($gammaO)), cos($B * $u / $A)) / $B;
1727
1728 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1729
    }
1730
1731
    /**
1732
     * Laborde Oblique Mercator.
1733
     */
1734 1
    public function obliqueMercatorLaborde(
1735
        Geographic $to,
1736
        Angle $latitudeOfProjectionCentre,
1737
        Angle $longitudeOfProjectionCentre,
1738
        Angle $azimuthOfInitialLine,
1739
        Scale $scaleFactorOnInitialLine,
1740
        Length $falseEasting,
1741
        Length $falseNorthing
1742
    ): GeographicPoint {
1743 1
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1744 1
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1745 1
        $latC = $latitudeOfProjectionCentre->asRadians()->getValue();
1746 1
        $lonC = $longitudeOfProjectionCentre->asRadians()->getValue();
1747 1
        $alphaC = $azimuthOfInitialLine->asRadians()->getValue();
1748 1
        $kC = $scaleFactorOnInitialLine->asUnity()->getValue();
1749 1
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1750 1
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1751 1
        $e2 = $this->crs->getDatum()->getEllipsoid()->getEccentricitySquared();
1752
1753 1
        $B = sqrt(1 + ($e2 * cos($latC) ** 4 / (1 - $e2)));
1754 1
        $latS = self::asin(sin($latC) / $B);
1755 1
        $R = $a * $kC * (sqrt(1 - $e2) / (1 - $e2 * sin($latC) ** 2));
1756 1
        $C = log(tan(M_PI / 4 + $latS / 2)) - $B * log(tan(M_PI / 4 + $latC / 2) * ((1 - $e * sin($latC)) / (1 + $e * sin($latC))) ** ($e / 2));
1757
1758 1
        $G = (new ComplexNumber(1 - cos(2 * $alphaC), sin(2 * $alphaC)))->divide(new ComplexNumber(12, 0));
1759
1760 1
        $H0 = new ComplexNumber($northing / $R, $easting / $R);
1761 1
        $H = $H0->divide($H0->pow(3)->multiply($G)->add($H0));
1762
        do {
1763 1
            $HN = $H;
1764 1
            $H = ($HN->pow(3)->multiply($G)->multiply(new ComplexNumber(2, 0))->add($H0))->divide($HN->pow(2)->multiply($G)->multiply(new ComplexNumber(3, 0))->add(new ComplexNumber(1, 0)));
1765 1
        } while (abs($H0->subtract($H)->subtract($H->pow(3)->multiply($G))->getReal()) >= self::NEWTON_RAPHSON_CONVERGENCE);
1766
1767 1
        $LPrime = -1 * $H->getReal();
1768 1
        $PPrime = 2 * atan(M_E ** $H->getImaginary()) - M_PI / 2;
1769 1
        $U = cos($PPrime) * cos($LPrime) * cos($latS) + cos($PPrime) * sin($LPrime) * sin($latS);
1770 1
        $V = sin($PPrime);
1771 1
        $W = cos($PPrime) * cos($LPrime) * sin($latS) - cos($PPrime) * sin($LPrime) * cos($latS);
1772
1773 1
        $d = sqrt($U ** 2 + $V ** 2);
1774 1
        if ($d === 0) {
1775
            $L = 0;
1776
            $P = static::sign($W) * M_PI / 2;
1777
        } else {
1778 1
            $L = 2 * atan($V / ($U + $d));
1779 1
            $P = atan($W / $d);
1780
        }
1781
1782 1
        $longitude = $lonC + ($L / $B);
1783
1784 1
        $q = (log(tan(M_PI / 4 + $P / 2)) - $C) / $B;
1785
1786 1
        $latitude = 2 * atan(M_E ** $q) - M_PI / 2;
1787
        do {
1788 1
            $latitudeN = $latitude;
1789 1
            $latitude = 2 * atan(((1 + $e * sin($latitude)) / (1 - $e * sin($latitude))) ** ($e / 2) * M_E ** $q) - M_PI / 2;
1790 1
        } while (abs($latitude - $latitudeN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1791
1792 1
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1793
    }
1794
1795
    /**
1796
     * Transverse Mercator.
1797
     */
1798 5
    public function transverseMercator(
1799
        Geographic $to,
1800
        Angle $latitudeOfNaturalOrigin,
1801
        Angle $longitudeOfNaturalOrigin,
1802
        Scale $scaleFactorAtNaturalOrigin,
1803
        Length $falseEasting,
1804
        Length $falseNorthing
1805
    ): GeographicPoint {
1806 5
        $easting = $this->easting->asMetres()->getValue() - $falseEasting->asMetres()->getValue();
1807 5
        $northing = $this->northing->asMetres()->getValue() - $falseNorthing->asMetres()->getValue();
1808 5
        $latitudeOrigin = $latitudeOfNaturalOrigin->asRadians()->getValue();
1809 5
        $longitudeOrigin = $longitudeOfNaturalOrigin->asRadians()->getValue();
1810 5
        $kO = $scaleFactorAtNaturalOrigin->asUnity()->getValue();
1811 5
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1812 5
        $e = $this->crs->getDatum()->getEllipsoid()->getEccentricity();
1813 5
        $f = $this->crs->getDatum()->getEllipsoid()->getInverseFlattening();
1814
1815 5
        $n = $f / (2 - $f);
1816 5
        $B = ($a / (1 + $n)) * (1 + $n ** 2 / 4 + $n ** 4 / 64);
1817
1818 5
        $h1 = $n / 2 - (2 / 3) * $n ** 2 + (37 / 96) * $n ** 3 - (1 / 360) * $n ** 4;
1819 5
        $h2 = (1 / 48) * $n ** 2 + (1 / 15) * $n ** 3 - (437 / 1440) * $n ** 4;
1820 5
        $h3 = (17 / 480) * $n ** 3 - (37 / 840) * $n ** 4;
1821 5
        $h4 = (4397 / 161280) * $n ** 4;
1822
1823 5
        if ($latitudeOrigin === 0.0) {
0 ignored issues
show
introduced by
The condition $latitudeOrigin === 0.0 is always false.
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1824 3
            $mO = 0;
1825 2
        } elseif ($latitudeOrigin === M_PI / 2) {
1826
            $mO = $B * M_PI / 2;
1827 2
        } elseif ($latitudeOrigin === -M_PI / 2) {
1828
            $mO = $B * -M_PI / 2;
1829
        } else {
1830 2
            $qO = asinh(tan($latitudeOrigin)) - ($e * atanh($e * sin($latitudeOrigin)));
1831 2
            $betaO = atan(sinh($qO));
1832 2
            $xiO0 = self::asin(sin($betaO));
1833 2
            $xiO1 = $h1 * sin(2 * $xiO0);
1834 2
            $xiO2 = $h2 * sin(4 * $xiO0);
1835 2
            $xiO3 = $h3 * sin(6 * $xiO0);
1836 2
            $xiO4 = $h4 * sin(8 * $xiO0);
1837 2
            $xiO = $xiO0 + $xiO1 + $xiO2 + $xiO3 + $xiO4;
1838 2
            $mO = $B * $xiO;
1839
        }
1840
1841 5
        $eta = $easting / ($B * $kO);
1842 5
        $xi = ($northing + $kO * $mO) / ($B * $kO);
1843 5
        $xi1 = $h1 * sin(2 * $xi) * cosh(2 * $eta);
1844 5
        $eta1 = $h1 * cos(2 * $xi) * sinh(2 * $eta);
1845 5
        $xi2 = $h2 * sin(4 * $xi) * cosh(4 * $eta);
1846 5
        $eta2 = $h2 * cos(4 * $xi) * sinh(4 * $eta);
1847 5
        $xi3 = $h3 * sin(6 * $xi) * cosh(6 * $eta);
1848 5
        $eta3 = $h3 * cos(6 * $xi) * sinh(6 * $eta);
1849 5
        $xi4 = $h4 * sin(8 * $xi) * cosh(8 * $eta);
1850 5
        $eta4 = $h4 * cos(8 * $xi) * sinh(8 * $eta);
1851 5
        $xi0 = $xi - ($xi1 + $xi2 + $xi3 + $xi4);
1852 5
        $eta0 = $eta - ($eta1 + $eta2 + $eta3 + $eta4);
1853
1854 5
        $beta = self::asin(sin($xi0) / cosh($eta0));
1855
1856 5
        $QPrime = asinh(tan($beta));
1857 5
        $Q = asinh(tan($beta));
1858
        do {
1859 5
            $QN = $Q;
1860 5
            $Q = $QPrime + ($e * atanh($e * tanh($Q)));
1861 5
        } while (abs($Q - $QN) >= self::NEWTON_RAPHSON_CONVERGENCE);
1862
1863 5
        $latitude = atan(sinh($Q));
1864 5
        $longitude = $longitudeOrigin + self::asin(tanh($eta0) / cos($beta));
1865
1866 5
        return GeographicPoint::create(new Radian($latitude), new Radian($longitude), null, $to, $this->epoch);
1867
    }
1868
1869
    /**
1870
     * Transverse Mercator Zoned Grid System
1871
     * If locations fall outwith the fixed zones the general Transverse Mercator method (code 9807) must be used for
1872
     * each zone.
1873
     */
1874 2
    public function transverseMercatorZonedGrid(
1875
        Geographic $to,
1876
        Angle $latitudeOfNaturalOrigin,
1877
        Angle $initialLongitude,
1878
        Angle $zoneWidth,
1879
        Scale $scaleFactorAtNaturalOrigin,
1880
        Length $falseEasting,
1881
        Length $falseNorthing
1882
    ): GeographicPoint {
1883 2
        $Z = substr((string) $this->easting->asMetres()->getValue(), 0, 2);
1884 2
        $falseEasting = $falseEasting->add(new Metre($Z * 1000000));
1885
1886 2
        $W = $zoneWidth->asDegrees()->getValue();
1887 2
        $longitudeOrigin = $initialLongitude->add(new Degree($Z * $W - $W / 2));
1888
1889 2
        return $this->transverseMercator($to, $latitudeOfNaturalOrigin, $longitudeOrigin, $scaleFactorAtNaturalOrigin, $falseEasting, $falseNorthing);
1890
    }
1891
1892
    /**
1893
     * General polynomial.
1894
     * @param Coefficient[] $powerCoefficients
1895
     */
1896
    public function generalPolynomial(
1897
        Projected $to,
1898
        Length $ordinate1OfEvaluationPointInSourceCRS,
1899
        Length $ordinate2OfEvaluationPointInSourceCRS,
1900
        Length $ordinate1OfEvaluationPointInTargetCRS,
1901
        Length $ordinate2OfEvaluationPointInTargetCRS,
1902
        Scale $scalingFactorForSourceCRSCoordDifferences,
1903
        Scale $scalingFactorForTargetCRSCoordDifferences,
1904
        Scale $A0,
1905
        Scale $B0,
1906
        array $powerCoefficients
1907
    ): self {
1908
        $xs = $this->easting->getValue();
1909
        $ys = $this->northing->getValue();
1910
1911
        $t = $this->generalPolynomialUnitless(
1912
            $xs,
1913
            $ys,
1914
            $ordinate1OfEvaluationPointInSourceCRS,
1915
            $ordinate2OfEvaluationPointInSourceCRS,
1916
            $ordinate1OfEvaluationPointInTargetCRS,
1917
            $ordinate2OfEvaluationPointInTargetCRS,
1918
            $scalingFactorForSourceCRSCoordDifferences,
1919
            $scalingFactorForTargetCRSCoordDifferences,
1920
            $A0,
1921
            $B0,
1922
            $powerCoefficients
1923
        );
1924
1925
        $xtUnit = $to->getCoordinateSystem()->getAxes()[0]->getUnitOfMeasureId();
1926
        $ytUnit = $to->getCoordinateSystem()->getAxes()[1]->getUnitOfMeasureId();
1927
1928
        return static::createFromEastingNorthing(
1929
            Length::makeUnit($t['xt'], $xtUnit),
1930
            Length::makeUnit($t['yt'], $ytUnit),
1931
            $to,
1932
            $this->epoch
1933
        );
1934
    }
1935
1936
    /**
1937
     * New Zealand Map Grid.
1938
     */
1939 3
    public function newZealandMapGrid(
1940
        Geographic $to,
1941
        Angle $latitudeOfNaturalOrigin,
1942
        Angle $longitudeOfNaturalOrigin,
1943
        Length $falseEasting,
1944
        Length $falseNorthing
1945
    ): GeographicPoint {
1946 3
        $a = $this->crs->getDatum()->getEllipsoid()->getSemiMajorAxis()->asMetres()->getValue();
1947
1948 3
        $z = new ComplexNumber(
1949 3
            $this->northing->subtract($falseNorthing)->divide($a)->asMetres()->getValue(),
1950 3
            $this->easting->subtract($falseEasting)->divide($a)->asMetres()->getValue(),
1951
        );
1952
1953 3
        $B1 = new ComplexNumber(0.7557853228, 0.0);
1954 3
        $B2 = new ComplexNumber(0.249204646, 0.003371507);
1955 3
        $B3 = new ComplexNumber(-0.001541739, 0.041058560);
1956 3
        $B4 = new ComplexNumber(-0.10162907, 0.01727609);
1957 3
        $B5 = new ComplexNumber(-0.26623489, -0.36249218);
1958 3
        $B6 = new ComplexNumber(-0.6870983, -1.1651967);
1959 3
        $b1 = new ComplexNumber(1.3231270439, 0.0);
1960 3
        $b2 = new ComplexNumber(-0.577245789, -0.007809598);
1961 3
        $b3 = new ComplexNumber(0.508307513, -0.112208952);
1962 3
        $b4 = new ComplexNumber(-0.15094762, 0.18200602);
1963 3
        $b5 = new ComplexNumber(1.01418179, 1.64497696);
1964 3
        $b6 = new ComplexNumber(1.9660549, 2.5127645);
1965
1966 3
        $zeta = new ComplexNumber(0, 0);
1967 3
        $zeta = $zeta->add($b1->multiply($z->pow(1)));
1968 3
        $zeta = $zeta->add($b2->multiply($z->pow(2)));
1969 3
        $zeta = $zeta->add($b3->multiply($z->pow(3)));
1970 3
        $zeta = $zeta->add($b4->multiply($z->pow(4)));
1971 3
        $zeta = $zeta->add($b5->multiply($z->pow(5)));
1972 3
        $zeta = $zeta->add($b6->multiply($z->pow(6)));
1973
1974 3
        for ($iterations = 0; $iterations < 2; ++$iterations) {
1975 3
            $numerator = $z;
1976 3
            $numerator = $numerator->add($B2->multiply($zeta->pow(2))->multiply(new ComplexNumber(1, 0)));
1977 3
            $numerator = $numerator->add($B3->multiply($zeta->pow(3))->multiply(new ComplexNumber(2, 0)));
1978 3
            $numerator = $numerator->add($B4->multiply($zeta->pow(4))->multiply(new ComplexNumber(3, 0)));
1979 3
            $numerator = $numerator->add($B5->multiply($zeta->pow(5))->multiply(new ComplexNumber(4, 0)));
1980 3
            $numerator = $numerator->add($B6->multiply($zeta->pow(6))->multiply(new ComplexNumber(5, 0)));
1981
1982 3
            $denominator = $B1;
1983 3
            $denominator = $denominator->add($B2->multiply($zeta->pow(1))->multiply(new ComplexNumber(2, 0)));
1984 3
            $denominator = $denominator->add($B3->multiply($zeta->pow(2))->multiply(new ComplexNumber(3, 0)));
1985 3
            $denominator = $denominator->add($B4->multiply($zeta->pow(3))->multiply(new ComplexNumber(4, 0)));
1986 3
            $denominator = $denominator->add($B5->multiply($zeta->pow(4))->multiply(new ComplexNumber(5, 0)));
1987 3
            $denominator = $denominator->add($B6->multiply($zeta->pow(5))->multiply(new ComplexNumber(6, 0)));
1988
1989 3
            $zeta = $numerator->divide($denominator);
1990
        }
1991
1992 3
        $deltaPsi = $zeta->getReal();
1993 3
        $deltaLatitudeToOrigin = 0;
1994 3
        $deltaLatitudeToOrigin += 1.5627014243 * $deltaPsi ** 1;
1995 3
        $deltaLatitudeToOrigin += 0.5185406398 * $deltaPsi ** 2;
1996 3
        $deltaLatitudeToOrigin += -0.03333098 * $deltaPsi ** 3;
1997 3
        $deltaLatitudeToOrigin += -0.1052906 * $deltaPsi ** 4;
1998 3
        $deltaLatitudeToOrigin += -0.0368594 * $deltaPsi ** 5;
1999 3
        $deltaLatitudeToOrigin += 0.007317 * $deltaPsi ** 6;
2000 3
        $deltaLatitudeToOrigin += 0.01220 * $deltaPsi ** 7;
2001 3
        $deltaLatitudeToOrigin += 0.00394 * $deltaPsi ** 8;
2002 3
        $deltaLatitudeToOrigin += -0.0013 * $deltaPsi ** 9;
2003
2004 3
        $latitude = $latitudeOfNaturalOrigin->add(new ArcSecond($deltaLatitudeToOrigin / 0.00001));
2005 3
        $longitude = $longitudeOfNaturalOrigin->add(new Radian($zeta->getImaginary()));
2006
2007 3
        return GeographicPoint::create($latitude, $longitude, null, $to, $this->epoch);
2008
    }
2009
2010
    /**
2011
     * Complex polynomial.
2012
     * Coordinate pairs treated as complex numbers.  This exploits the correlation between the polynomial coefficients
2013
     * and leads to a smaller number of coefficients than the general polynomials.
2014
     */
2015 1
    public function complexPolynomial(
2016
        Projected $to,
2017
        Length $ordinate1OfEvaluationPointInSourceCRS,
2018
        Length $ordinate2OfEvaluationPointInSourceCRS,
2019
        Length $ordinate1OfEvaluationPointInTargetCRS,
2020
        Length $ordinate2OfEvaluationPointInTargetCRS,
2021
        Scale $scalingFactorForSourceCRSCoordDifferences,
2022
        Scale $scalingFactorForTargetCRSCoordDifferences,
2023
        Scale $A1,
2024
        Scale $A2,
2025
        Scale $A3,
2026
        Scale $A4,
2027
        Scale $A5,
2028
        Scale $A6,
2029
        ?Scale $A7 = null,
2030
        ?Scale $A8 = null
2031
    ): self {
2032 1
        $xs = $this->easting->getValue();
2033 1
        $ys = $this->northing->getValue();
2034 1
        $xso = $ordinate1OfEvaluationPointInSourceCRS->getValue();
2035 1
        $yso = $ordinate2OfEvaluationPointInSourceCRS->getValue();
2036 1
        $xto = $ordinate1OfEvaluationPointInTargetCRS->getValue();
2037 1
        $yto = $ordinate2OfEvaluationPointInTargetCRS->getValue();
2038
2039 1
        $U = $scalingFactorForSourceCRSCoordDifferences->asUnity()->getValue() * ($xs - $xso);
2040 1
        $V = $scalingFactorForSourceCRSCoordDifferences->asUnity()->getValue() * ($ys - $yso);
2041
2042 1
        $mTdXdY = new ComplexNumber(0, 0);
2043 1
        $mTdXdY = $mTdXdY->add((new ComplexNumber($A1->getValue(), $A2->getValue()))->multiply(new ComplexNumber($U, $V))->pow(1));
2044 1
        $mTdXdY = $mTdXdY->add((new ComplexNumber($A3->getValue(), $A4->getValue()))->multiply((new ComplexNumber($U, $V))->pow(2)));
2045 1
        $mTdXdY = $mTdXdY->add((new ComplexNumber($A5->getValue(), $A6->getValue()))->multiply((new ComplexNumber($U, $V))->pow(3)));
2046 1
        $mTdXdY = $mTdXdY->add((new ComplexNumber($A7 ? $A7->getValue() : 0, $A8 ? $A8->getValue() : 0))->multiply((new ComplexNumber($U, $V))->pow(4)));
2047
2048 1
        $xt = $xs - $xso + $xto + $mTdXdY->getReal() / $scalingFactorForTargetCRSCoordDifferences->asUnity()->getValue();
2049 1
        $yt = $ys - $yso + $yto + $mTdXdY->getImaginary() / $scalingFactorForTargetCRSCoordDifferences->asUnity()->getValue();
2050
2051 1
        $xtUnit = $to->getCoordinateSystem()->getAxes()[0]->getUnitOfMeasureId();
2052 1
        $ytUnit = $to->getCoordinateSystem()->getAxes()[1]->getUnitOfMeasureId();
2053
2054 1
        return static::createFromEastingNorthing(
2055 1
            Length::makeUnit($xt, $xtUnit),
2056 1
            Length::makeUnit($yt, $ytUnit),
2057
            $to,
2058 1
            $this->epoch
2059
        );
2060
    }
2061
2062 1
    public function asGeographicValue(): GeographicValue
2063
    {
2064 1
        $asGeographicPoint = $this->performOperation($this->getCRS()->getBaseCRSConversionOperation(), $this->getCRS()->getBaseCRS(), true);
2065
2066 1
        return new GeographicValue($asGeographicPoint->getLatitude(), $asGeographicPoint->getLongitude(), null, $this->getCRS()->getDatum());
0 ignored issues
show
Bug introduced by
The method getLatitude() does not exist on PHPCoord\Point. It seems like you code against a sub-type of PHPCoord\Point such as PHPCoord\GeographicPoint. ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-call  annotation

2066
        return new GeographicValue($asGeographicPoint->/** @scrutinizer ignore-call */ getLatitude(), $asGeographicPoint->getLongitude(), null, $this->getCRS()->getDatum());
Loading history...
Bug introduced by
The method getLongitude() does not exist on PHPCoord\Point. It seems like you code against a sub-type of PHPCoord\Point such as PHPCoord\GeographicPoint. ( Ignorable by Annotation )

If this is a false-positive, you can also ignore this issue in your code via the ignore-call  annotation

2066
        return new GeographicValue($asGeographicPoint->getLatitude(), $asGeographicPoint->/** @scrutinizer ignore-call */ getLongitude(), null, $this->getCRS()->getDatum());
Loading history...
2067
    }
2068
}
2069