siddthartha/geo-area-fast

Geographical area of given polygon in WGS84

dev-master 2015-12-09 09:41 UTC

Requires

• php: >=5.4.0
• components/qunit: ^1.11

Requires (Dev)

• phpunit/phpunit: ^4

MIT

• Kulikov Roman

README

Все аналогично geo-area-calculator

Вычисление площади полигона в координатах WGS'84. Порт ??-алгоритма на PHP и JS. Статья источник:

Установка

В корне модуля:

.../geo-area-calculator-fast$ composer install

Если необходимы js-тесты:

.../geo-area-calculator-fast$ npm install

Тесты

PHP

.../geo-area-calculator-fast$ phpunit

JavaScript

.../geo-area-calculator-fast$ npm test

Примеры

JavaScript

alert( ffGeo.getGeoPolygonAreaFast(
			[
				[ -10.812317, 18 ],
				[ 10.812317, -18 ],
				[ 26.565051,  18 ],
				[ 52.622632, -18 ],
				[ 52.622632,  54 ],
				[ 10.812317,  54 ],
				[ -10.812317, 18 ],
			]
) );

PHP

use siddthartha\geo\area\fast\helpers\GeoAreaFastCalculator;

echo GeoAreaFastCalculator::getArea(
        [
                [ -10.812317, 18 ],
                [ 10.812317, -18 ],
                [ 26.565051,  18 ],
                [ 52.622632, -18 ],
                [ 52.622632,  54 ],
                [ 10.812317,  54 ],
                [ -10.812317, 18 ],
        ]
);
// 33953235824742.51 (sq.meters)