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added Hubeny, Andoyer-Lambert and Thomas Formulas. Fixed Vincenty.
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,39 @@ | ||
| <?php | ||
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| namespace Geodesy\Distance; | ||
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| use Geodesy\Location\LatLong; | ||
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| class AndoyerLambert extends BaseDistance implements DistanceInterface | ||
| { | ||
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| public function __construct(LatLong $source, LatLong $destination) | ||
| { | ||
| parent::__construct($source, $destination); | ||
| } | ||
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| public function distance() | ||
| { | ||
| $lat1 = deg2rad($this->source->getLatitude()); | ||
| $lat2 = deg2rad($this->destination->getLatitude()); | ||
| $long1 = deg2rad($this->source->getLongitude()); | ||
| $long2 = deg2rad($this->destination->getLongitude()); | ||
| $a = $this->constants::A; | ||
| $b = $this->constants::B; | ||
| $f = $this->constants::F; | ||
| $long_diff = $long2 - $long1; | ||
| $rLat1=atan($b*tan($lat1)/$a); | ||
| $rLat2=atan($b*tan($lat2)/$a); | ||
| $spherical_distance = acos(sin($rLat1) * sin($rLat2) + cos($rLat1) * cos($rLat2) * cos($long_diff)); | ||
| $cosineSd = cos($spherical_distance/2.0); | ||
| $sinSd = sin($spherical_distance/2.0); | ||
| $c = (sin($spherical_distance) - $spherical_distance) * (sin($rLat1)+sin($rLat2))*(sin($rLat1)+sin($rLat2)) / pow($cosineSd, 2); | ||
| $s = (sin($spherical_distance) + $spherical_distance) * (sin($rLat1)-sin($rLat2))*(sin($rLat1)-sin($rLat2)) / pow($sinSd,2); | ||
| $delta = $f / 8.0 * ($c-$s); | ||
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| return $a*($spherical_distance+$delta); | ||
| } | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| <?php | ||
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| namespace Geodesy\Distance; | ||
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| use Geodesy\Location\LatLong; | ||
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| class HubenyFormula extends BaseDistance implements DistanceInterface | ||
| { | ||
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| public function __construct(LatLong $source, LatLong $destination) | ||
| { | ||
| parent::__construct($source, $destination); | ||
| } | ||
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| public function distance() | ||
| { | ||
| $lat1 = deg2rad($this->source->getLatitude()); | ||
| $lat2 = deg2rad($this->destination->getLatitude()); | ||
| $long1 = deg2rad($this->source->getLongitude()); | ||
| $long2 = deg2rad($this->destination->getLongitude()); | ||
| $a = $this->constants::A; | ||
| $b = $this->constants::B; | ||
| $f = $this->constants::F; | ||
| $f2 = ($b * $b) / ($a * $a); | ||
| $e2 = 1.0 - $f2; | ||
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| $lat_diff = ($lat1 - $lat2); | ||
| $long_diff = ($long1 - $long2); | ||
| $lat_average = 0.5 * ($lat1 + $lat2); | ||
| $sinlat_average = sin($lat_average); | ||
| $coslat_average = cos($lat_average); | ||
| $w2 = 1.0 - $sinlat_average * $sinlat_average * $e2; | ||
| $w = sqrt($w2); | ||
| $meridian = $a * $f2 / ($w2 * $w); | ||
| $n = $a / $w; | ||
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| return sqrt( | ||
| $lat_diff * $lat_diff * $meridian * $meridian + | ||
| $long_diff * $long_diff * $n * $n * $coslat_average * $coslat_average | ||
| ); | ||
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| return $a*($spherical_distance+$delta); | ||
| } | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| <?php | ||
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| namespace Geodesy\Distance; | ||
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| use Geodesy\Location\LatLong; | ||
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| class ThomasFormula extends BaseDistance implements DistanceInterface | ||
| { | ||
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| public function __construct(LatLong $source, LatLong $destination) | ||
| { | ||
| parent::__construct($source, $destination); | ||
| } | ||
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| public function distance() | ||
| { | ||
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| $A = $this->constants::A; | ||
| $F = $this->constants::F; | ||
| $ac = deg2rad($this->source->getLatitude()); | ||
| $ad = -deg2rad($this->source->getLongitude()); | ||
| $ac = atan((1.0-$F) * tan($ac)); | ||
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| $ae = deg2rad($this->destination->getLatitude()); | ||
| $af = -deg2rad($this->destination->getLongitude()); | ||
| $ae = atan((1.0-$F) * tan($ae)); | ||
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| $i = $af - $ad; | ||
| $j = ($ae + $ac) / 2.0; | ||
| $ak = ($ae - $ac) / 2.0; | ||
| $h = cos($ak) * cos($ak) - sin($j) * sin($j); | ||
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| $l = sin($ak) * sin($ak) + $h * sin($i/2.0) * sin($i/2.0); | ||
| $d = 2.0 * atan(sqrt($l/(1.0-$l))); | ||
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| $u = 2.0 * sin($j) * sin($j) * cos($ak) * cos($ak) / (1.0 - $l); | ||
| $v = 2.0 * sin($ak) * sin($ak) * cos($j) * cos($j) / $l; | ||
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| $x = $u + $v; | ||
| $y = $u - $v; | ||
| $t = $d / sin($d); | ||
| $dd = 4.0 * $t * $t; | ||
| $e =2.0 * cos($d); | ||
| $a = $dd * $e; | ||
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| $c = $t - ($a - $e) / 2.0; | ||
| $n1 = $x * ($a + $c * $x); | ||
| $b = 2.0 * $dd; | ||
| $n2 = $y * ($b + $e * $y); | ||
| $n3 = $dd * $x * $y; | ||
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| $d1d=$F * ($t * $x - $y)/4.0; | ||
| $d2d=$F * $F * ($n1 - $n2 + $n3)/64.0; | ||
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| return $A * ($t - $d1d + $d2d) * sin($d); | ||
| } | ||
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| } |
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