[client] render fix

src/client/haxe/ru/m/tankz/render/Render.hx

@@ -51,7 +51,7 @@ class Render extends SpriteView implements EngineListener {
     }
 
     public function draw(game:Engine):Void {
-        for (brick in game.map.bricks) {
+        for (brick in game.map.bricks) if (brick.config.type > 0) {
             if (!items.exists(brick.key)) {
                 items[brick.key] = new BrickItem(brick);
                 if (brick.config.layer > 2) {