/**
* Gets the traversed path from the provided node
* @param Node $node
* @return array Array of traversed points
*/
protected function getPathFromNode(Node $node)
{
$path = array();
while ($node) {
$path[] = $node->getPoint();
$parentId = $node->getParent();
if (array_key_exists($parentId, $this->closed)) {
$node = $this->closed[$parentId];
} else {
$node = null;
}
}
return array_reverse($path);
}
