void World::update(Snake &player, Textbox &textbox) { if (player.getPosition() == _item) { player.extend(); player.increaseScore(); textbox.add("You ate an apple. Score:" + std::to_string(player.getScore())); while(player.checkCollisionWithNewItem(_item)) respawnApple(); } int gridSizeX = _windowSize.x / _blockSize; int gridSizeY = _windowSize.y / _blockSize; if (player.getPosition().x <= 0 || player.getPosition().y <= 0 || player.getPosition().x >= gridSizeX - 1 || player.getPosition().y >= gridSizeY - 1) { player.lose(); } }