public static function add($object)
 {
     // GET NODES
     $nodes = array_values(\Classes\Factory\Model\Model::getNodes());
     //GET RESTRAINT TABLE
     $resTable = \Classes\Factory\Model\Model::getRestraintTable();
     // RESTRAINT
     $restraint = new \Classes\Factory\Connection\SixFreedomConnection\RestraintConnection($object->getProperty('fix')->get());
     // RESTRAINT POINT
     $resPoint = new \Classes\Utils\AbstractInstance\Point($object->getProperty('x')->get(), $object->getProperty('y')->get(), $object->getProperty('z')->get());
     // TRY TO FIND NODE FOR RESTRAINT'S APPLICATION
     $isFound = FALSE;
     $i = 0;
     while ($isFound === FALSE && $i < count($nodes)) {
         $node = $nodes[$i];
         // NODE POINT
         $nodePoint = new \Classes\Utils\AbstractInstance\Point($node->getProperty('x')->get(), $node->getProperty('y')->get(), $node->getProperty('z')->get());
         if (\Classes\Utils\Math\Points::isPointSame($nodePoint, $resPoint)) {
             // ADD CONNECTION
             $resTable->setConnection($node->getUin(), $restraint);
             $isFound = TRUE;
         }
         $i++;
     }
 }
 private static function addNodeConcentratedLoad()
 {
     // Prepare Load Point
     $loadPoint = new \Classes\Utils\AbstractInstance\Point(self::$x1->get(), self::$y1->get(), self::$z1->get());
     // Try to find node with necessary coordinates
     $i = 0;
     $nodes = array_values(self::$nodes);
     while ($i < count($nodes) && self::$isFound === FALSE) {
         $node = $nodes[$i];
         // Prepare Node Point
         $nodePoint = new \Classes\Utils\AbstractInstance\Point($node->getProperty('x')->get(), $node->getProperty('y')->get(), $node->getProperty('z')->get());
         // Compare coordinates
         if (\Classes\Utils\Math\Points::isPointSame($loadPoint, $nodePoint)) {
             self::$isFound = TRUE;
             // Make new node load
             $load = new \Classes\Instance\Load\Node\NodeLoad();
             // Set Properties
             $load->setProperty('value', self::$value1);
             // Add connection
             self::$loadTable->setConnection($load->getUin(), $node->getUin(), new \Classes\Factory\Connection\LoadConnection\GlobalCoordinateSystem());
             // Add new load to array
             self::$loads[] = $load;
         }
         $i++;
     }
 }