galaxy.php
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	<?php

	/**
	* Geo galaxy class.
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* A 3D grid of objects
	*
	* 0.1 2010-02-08 14:02 Initial version [DcK]
	* 0.2 2010-07-25 9:20 Spherical conversion, get objects
	*
	* @package Zed
	* @subpackage Geo
	* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sébastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	use Hypership\Geo\Point3D;

	/**
	* Geo galaxy class
	*/
	class GeoGalaxy {
	/*
	* ----------------------------------------------------------------------- *
	* Objects fetchers
	* ----------------------------------------------------------------------- *
	*/

	/**
	* Gets all the coordinates of the objects in the galaxy.
	*
	* @return array An array of array. Each item is [string object_name, string object_type, Point3D coordinates]
	*/
	static function getCoordinates () {
	global $db;
	$sql = "SELECT * FROM geo_coordinates";
	if (!$result = $db->query($sql)) {
	message_die(SQL_ERROR, "Can't query geo_coordinates view.", '', __LINE__, __FILE__, $sql);
	}

	$objects = [];
	while ($row = $db->fetchRow($result)) {
	//Demios ship xyz: [-50, 30, 40]
	//Kaos asteroid xyz: [150, -129, 10]
	$objects[] = [$row[0], $row[1], Point3D::fromString($row[2])];
	}
	return $objects;
	}

	}

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